diff options
Diffstat (limited to 'libs/cairo-1.16.0/util/cairo-trace/trace.c')
| -rw-r--r-- | libs/cairo-1.16.0/util/cairo-trace/trace.c | 5587 |
1 files changed, 0 insertions, 5587 deletions
diff --git a/libs/cairo-1.16.0/util/cairo-trace/trace.c b/libs/cairo-1.16.0/util/cairo-trace/trace.c deleted file mode 100644 index 1fe130b..0000000 --- a/libs/cairo-1.16.0/util/cairo-trace/trace.c +++ /dev/null @@ -1,5587 +0,0 @@ -/* cairo-trace - a utility to record and replay calls to the Cairo library. - * - * Copyright © 2008 Chris Wilson - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ - -#define _GNU_SOURCE - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -/* The autoconf on OpenBSD 4.5 produces the malformed constant name - * SIZEOF_VOID__ rather than SIZEOF_VOID_P. Work around that here. */ -#if !defined(SIZEOF_VOID_P) && defined(SIZEOF_VOID__) -# define SIZEOF_VOID_P SIZEOF_VOID__ -#endif - -#include <dlfcn.h> -#include <stdint.h> -#include <stdbool.h> -#include <stdio.h> -#include <string.h> -#include <sys/types.h> -#include <unistd.h> -#include <errno.h> -#include <pthread.h> -#include <zlib.h> -#include <math.h> -#include <locale.h> /* for locale independent %f printing */ -#include <ctype.h> -#include <assert.h> -#include <stdlib.h> -#include <limits.h> -#include <stdarg.h> - -#include <cairo.h> -#if CAIRO_HAS_FT_FONT -# include <cairo-ft.h> -#endif - -#ifndef TRUE -#define TRUE 1 -#define FALSE 0 -#endif - -#ifndef CAIRO_TRACE_OUTDIR -#define CAIRO_TRACE_OUTDIR "." -#endif - -#define DEBUG_STACK 0 - -#if HAVE_BYTESWAP_H -# include <byteswap.h> -#endif -#ifndef bswap_16 -# define bswap_16(p) \ - (((((uint16_t)(p)) & 0x00ff) << 8) | \ - (((uint16_t)(p)) >> 8)) -#endif -#ifndef bswap_32 -# define bswap_32(p) \ - (((((uint32_t)(p)) & 0x000000ff) << 24) | \ - ((((uint32_t)(p)) & 0x0000ff00) << 8) | \ - ((((uint32_t)(p)) & 0x00ff0000) >> 8) | \ - ((((uint32_t)(p))) >> 24)) -#endif - -#if WORDS_BIGENDIAN -#define le16(x) bswap_16 (x) -#define le32(x) bswap_32 (x) -#define be16(x) x -#define be32(x) x -#define to_be32(x) x -#else -#define le16(x) x -#define le32(x) x -#define be16(x) bswap_16 (x) -#define be32(x) bswap_32 (x) -#define to_be32(x) bswap_32 (x) -#endif - -#if CAIRO_HAS_SYMBOL_LOOKUP -#include "lookup-symbol.h" -#endif - -/* Reverse the bits in a byte with 7 operations (no 64-bit): - * Devised by Sean Anderson, July 13, 2001. - * Source: http://graphics.stanford.edu/~seander/bithacks.html#ReverseByteWith32Bits - */ -#define CAIRO_BITSWAP8(c) ((((c) * 0x0802LU & 0x22110LU) | ((c) * 0x8020LU & 0x88440LU)) * 0x10101LU >> 16) - -#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ > 4) -#define CAIRO_PRINTF_FORMAT(fmt_index, va_index) \ - __attribute__((__format__(__printf__, fmt_index, va_index))) -#else -#define CAIRO_PRINTF_FORMAT(fmt_index, va_index) -#endif - -/* XXX implement manual vprintf so that the user can control precision of - * printed numbers. - */ - -static void *_dlhandle = RTLD_NEXT; -#define DLCALL(name, args...) ({ \ - static typeof (&name) name##_real; \ - if (name##_real == NULL) { \ - name##_real = (typeof (&name))(dlsym (_dlhandle, #name)); \ - if (name##_real == NULL && _dlhandle == RTLD_NEXT) { \ - _dlhandle = dlopen ("libcairo." SHARED_LIB_EXT, RTLD_LAZY); \ - name##_real = (typeof (&name))(dlsym (_dlhandle, #name)); \ - assert (name##_real != NULL); \ - } \ - } \ - (*name##_real) (args); \ -}) - -#ifndef ARRAY_LENGTH -#define ARRAY_LENGTH(__array) ((int) (sizeof (__array) / sizeof (__array[0]))) -#endif - -#if SIZEOF_VOID_P == 4 -#define PTR_SHIFT 2 -#elif SIZEOF_VOID_P == 8 -#define PTR_SHIFT 3 -#else -#error Unexpected pointer size -#endif -#define BUCKET(b, ptr) (((unsigned long) (ptr) >> PTR_SHIFT) % ARRAY_LENGTH (b)) - -#if defined(__GNUC__) && (__GNUC__ > 2) && defined(__OPTIMIZE__) -#define _BOOLEAN_EXPR(expr) \ - __extension__ ({ \ - int _boolean_var_; \ - if (expr) \ - _boolean_var_ = 1; \ - else \ - _boolean_var_ = 0; \ - _boolean_var_; \ -}) -#define LIKELY(expr) (__builtin_expect (_BOOLEAN_EXPR(expr), 1)) -#define UNLIKELY(expr) (__builtin_expect (_BOOLEAN_EXPR(expr), 0)) -#else -#define LIKELY(expr) (expr) -#define UNLIKELY(expr) (expr) -#endif - -typedef struct _object Object; -typedef struct _type Type; - -struct _object { - const void *addr; - Type *type; - unsigned long int token; - int width, height; - cairo_bool_t foreign; - cairo_bool_t defined; - cairo_bool_t unknown; - int operand; - void *data; - void (*destroy)(void *); - Object *next, *prev; -}; - -struct _type { - const char *name; - - enum operand_type { - NONE, - SURFACE, - CONTEXT, - FONT_FACE, - PATTERN, - SCALED_FONT, - _N_OP_TYPES - } op_type; - const char *op_code; - - pthread_mutex_t mutex; - struct _bitmap { - unsigned long int min; - unsigned long int count; - unsigned int map[64]; - struct _bitmap *next; - } map; - Object *objects[607]; - Type *next; -}; - -static struct _type_table { - pthread_mutex_t mutex; - Type *op_types[_N_OP_TYPES]; -} Types; - -static FILE *logfile; -static cairo_bool_t _flush; -static cairo_bool_t _error; -static cairo_bool_t _line_info; -static cairo_bool_t _mark_dirty; -static const cairo_user_data_key_t destroy_key; -static pthread_once_t once_control = PTHREAD_ONCE_INIT; -static pthread_key_t counter_key; - -static void _init_trace (void); - -#define INIT_TRACE_ONCE() pthread_once (&once_control, _init_trace) - -#if __GNUC__ >= 3 && defined(__ELF__) && !defined(__sun) -# define _enter_trace() INIT_TRACE_ONCE () -# define _exit_trace() do { } while (0) -# define _should_trace() 1 -# define USE_ENTER_EXIT 0 -#else -static void _enter_trace (void); -static void _exit_trace (void); -static cairo_bool_t _should_trace (void); -# define USE_ENTER_EXIT 1 -#endif - -#if HAVE_BUILTIN_RETURN_ADDRESS && CAIRO_HAS_SYMBOL_LOOKUP -#define _emit_line_info() do { \ - if (_line_info && _write_lock ()) { \ - void *addr = __builtin_return_address(0); \ - char caller[1024]; \ - _trace_printf ("%% %s() called by %s\n", __FUNCTION__, \ - lookup_symbol (caller, sizeof (caller), addr)); \ - _write_unlock (); \ - } \ -} while (0) -#else -#define _emit_line_info() -#endif - -static void -_type_release_token (Type *t, unsigned long int token) -{ - struct _bitmap *b, **prev = NULL; - - b = &t->map; - while (b != NULL) { - if (token < b->min + sizeof (b->map) * CHAR_BIT) { - unsigned int bit, elem; - - token -= b->min; - elem = token / (sizeof (b->map[0]) * CHAR_BIT); - bit = token % (sizeof (b->map[0]) * CHAR_BIT); - b->map[elem] &= ~(1 << bit); - if (! --b->count && prev) { - *prev = b->next; - free (b); - } - return; - } - prev = &b->next; - b = b->next; - } -} - -static unsigned long int -_type_next_token (Type *t) -{ - struct _bitmap *b, *bb, **prev = NULL; - unsigned long int min = 0; - - b = &t->map; - while (b != NULL) { - if (b->min != min) - break; - - if (b->count < sizeof (b->map) * CHAR_BIT) { - unsigned int n, m, bit; - for (n = 0; n < ARRAY_LENGTH (b->map); n++) { - if (b->map[n] == (unsigned int) -1) - continue; - - for (m=0, bit=1; m<sizeof (b->map[0])*CHAR_BIT; m++, bit<<=1) { - if ((b->map[n] & bit) == 0) { - b->map[n] |= bit; - b->count++; - return n * sizeof (b->map[0])*CHAR_BIT + m + b->min; - } - } - } - } - min += sizeof (b->map) * CHAR_BIT; - - prev = &b->next; - b = b->next; - } - assert (prev != NULL); - - bb = malloc (sizeof (struct _bitmap)); - - *prev = bb; - bb->next = b; - bb->min = min; - bb->count = 1; - bb->map[0] = 0x1; - memset (bb->map + 1, 0, sizeof (bb->map) - sizeof (bb->map[0])); - - return min; -} - -static void -_object_destroy (Object *obj) -{ - int bucket; - - pthread_mutex_lock (&obj->type->mutex); - bucket = BUCKET (obj->type->objects, obj->addr); - _type_release_token (obj->type, obj->token); - - if (obj->prev != NULL) - obj->prev->next = obj->next; - else - obj->type->objects[bucket] = obj->next; - - if (obj->next != NULL) - obj->next->prev = obj->prev; - pthread_mutex_unlock (&obj->type->mutex); - - if (obj->data != NULL && obj->destroy != NULL) - obj->destroy (obj->data); - - free (obj); -} - -static void -_type_create (const char *typename, - enum operand_type op_type, - const char *op_code) -{ - Type *t; - - pthread_mutex_lock (&Types.mutex); - - t = malloc (sizeof (Type)); - t->name = typename; - t->op_type = op_type; - t->op_code = op_code; - - pthread_mutex_init (&t->mutex, NULL); - - t->map.min = 0; - t->map.count = 0; - memset (t->map.map, 0, sizeof (t->map.map)); - t->map.next = NULL; - - memset (t->objects, 0, sizeof (t->objects)); - - t->next = NULL; - - Types.op_types[op_type] = t; - pthread_mutex_unlock (&Types.mutex); -} - -static Type * -_get_type (enum operand_type type) -{ - return Types.op_types[type]; -} - -static void -_type_destroy (Type *t) -{ - int n; - struct _bitmap *b; - - for (n = 0; n < ARRAY_LENGTH (t->objects); n++) { - Object *obj = t->objects[n]; - while (obj != NULL) { - Object *next = obj->next; - _object_destroy (obj); - obj = next; - } - } - - b = t->map.next; - while (b != NULL) { - struct _bitmap *next = b->next; - free (b); - b = next; - } - - pthread_mutex_destroy (&t->mutex); - free (t); -} - -static Object * -_type_get_object (Type *type, const void *ptr) -{ - Object *obj; - int bucket = BUCKET (type->objects, ptr); - - for (obj = type->objects[bucket]; obj != NULL; obj = obj->next) { - if (obj->addr == ptr) { - if (obj->prev != NULL) { /* mru */ - obj->prev->next = obj->next; - if (obj->next != NULL) - obj->next->prev = obj->prev; - obj->prev = NULL; - type->objects[bucket]->prev = obj; - obj->next = type->objects[bucket]; - type->objects[bucket] = obj; - } - return obj; - } - } - - return NULL; -} - -static Object * -_object_create (Type *type, const void *ptr) -{ - Object *obj; - int bucket = BUCKET (type->objects, ptr); - - obj = malloc (sizeof (Object)); - obj->unknown = TRUE; - obj->defined = FALSE; - obj->foreign = FALSE; - obj->operand = -1; - obj->type = type; - obj->addr = ptr; - obj->token = _type_next_token (type); - obj->data = NULL; - obj->destroy = NULL; - obj->prev = NULL; - obj->next = type->objects[bucket]; - if (type->objects[bucket] != NULL) - type->objects[bucket]->prev = obj; - type->objects[bucket] = obj; - - return obj; -} - -#if USE_ENTER_EXIT -static int * -_get_counter (void) -{ - int *counter = pthread_getspecific (counter_key); - if (counter == NULL) { - counter = calloc(1, sizeof(int)); - pthread_setspecific (counter_key, counter); - } - return counter; -} - -static void -_enter_trace (void) -{ - INIT_TRACE_ONCE (); - _get_counter ()[0]++; -} - -static void -_exit_trace (void) -{ - _get_counter ()[0]--; -} - -static cairo_bool_t -_should_trace (void) -{ - return _get_counter ()[0] <= 1; -} -#endif /* USE_ENTER_EXIT */ - -static void -_init_trace (void) -{ - pthread_mutex_init (&Types.mutex, NULL); - pthread_key_create (&counter_key, free); - - _type_create ("unclassed", NONE, ""); - _type_create ("cairo_t", CONTEXT, "c"); - _type_create ("cairo_font_face_t", FONT_FACE, "f"); - _type_create ("cairo_pattern_t", PATTERN, "p"); - _type_create ("cairo_scaled_font_t", SCALED_FONT, "sf"); - _type_create ("cairo_surface_t", SURFACE, "s"); -} - -static void -_close_trace (void) -{ - if (logfile != NULL) { - fclose (logfile); - logfile = NULL; - } -} - -static void __attribute__ ((destructor)) -_fini_trace (void) -{ - int n; - - _close_trace (); - - for (n = 0; n < ARRAY_LENGTH (Types.op_types); n++) { - if (Types.op_types[n]) { - _type_destroy (Types.op_types[n]); - Types.op_types[n] = NULL; - } - } - - pthread_mutex_destroy (&Types.mutex); -} - -/* Format a double in a locale independent way and trim trailing - * zeros. Based on code from Alex Larson <alexl@redhat.com>. - * https://mail.gnome.org/archives/gtk-devel-list/2001-October/msg00087.html - * - * The code in the patch is copyright Red Hat, Inc under the LGPL. - */ -#define SIGNIFICANT_DIGITS_AFTER_DECIMAL 6 -static void -_trace_dtostr (char *buffer, size_t size, double d) -{ - struct lconv *locale_data; - const char *decimal_point; - int decimal_point_len; - char *p; - int decimal_len; - int num_zeros, decimal_digits; - - /* Omit the minus sign from negative zero. */ - if (d == 0.0) - d = 0.0; - - locale_data = localeconv (); - decimal_point = locale_data->decimal_point; - decimal_point_len = strlen (decimal_point); - - /* Using "%f" to print numbers less than 0.1 will result in - * reduced precision due to the default 6 digits after the - * decimal point. - * - * For numbers is < 0.1, we print with maximum precision and count - * the number of zeros between the decimal point and the first - * significant digit. We then print the number again with the - * number of decimal places that gives us the required number of - * significant digits. This ensures the number is correctly - * rounded. - */ - if (fabs (d) >= 0.1) { - snprintf (buffer, size, "%f", d); - } else { - snprintf (buffer, size, "%.18f", d); - p = buffer; - - if (*p == '+' || *p == '-') - p++; - - while (isdigit (*p)) - p++; - - if (strncmp (p, decimal_point, decimal_point_len) == 0) - p += decimal_point_len; - - num_zeros = 0; - while (*p++ == '0') - num_zeros++; - - decimal_digits = num_zeros + SIGNIFICANT_DIGITS_AFTER_DECIMAL; - - if (decimal_digits < 18) - snprintf (buffer, size, "%.*f", decimal_digits, d); - } - p = buffer; - - if (*p == '+' || *p == '-') - p++; - - while (isdigit (*p)) - p++; - - if (strncmp (p, decimal_point, decimal_point_len) == 0) { - *p = '.'; - decimal_len = strlen (p + decimal_point_len); - memmove (p + 1, p + decimal_point_len, decimal_len); - p[1 + decimal_len] = 0; - - /* Remove trailing zeros and decimal point if possible. */ - for (p = p + decimal_len; *p == '0'; p--) - *p = 0; - - if (*p == '.') { - *p = 0; - p--; - } - } -} - -enum { - LENGTH_MODIFIER_LONG = 0x100 -}; - -/* Here's a limited reimplementation of printf. The reason for doing - * this is primarily to special case handling of doubles. We want - * locale independent formatting of doubles and we want to trim - * trailing zeros. This is handled by dtostr() above, and the code - * below handles everything else by calling snprintf() to do the - * formatting. This functionality is only for internal use and we - * only implement the formats we actually use. - */ -static void CAIRO_PRINTF_FORMAT(1, 0) -_trace_vprintf (const char *fmt, va_list ap) -{ -#define SINGLE_FMT_BUFFER_SIZE 32 - char buffer[512], single_fmt[SINGLE_FMT_BUFFER_SIZE]; - int single_fmt_length; - char *p; - const char *f, *start; - int length_modifier, width; - cairo_bool_t var_width; - int ret_ignored; - - assert (_should_trace ()); - - f = fmt; - p = buffer; - while (*f != '\0') { - if (*f != '%') { - *p++ = *f++; - continue; - } - - start = f; - f++; - - if (*f == '0') - f++; - - var_width = 0; - if (*f == '*') { - var_width = 1; - f++; - } - - while (isdigit (*f)) - f++; - - length_modifier = 0; - if (*f == 'l') { - length_modifier = LENGTH_MODIFIER_LONG; - f++; - } - - /* The only format strings exist in the cairo implementation - * itself. So there's an internal consistency problem if any - * of them is larger than our format buffer size. */ - single_fmt_length = f - start + 1; - - /* Reuse the format string for this conversion. */ - memcpy (single_fmt, start, single_fmt_length); - single_fmt[single_fmt_length] = '\0'; - - /* Flush contents of buffer before snprintf()'ing into it. */ - ret_ignored = fwrite (buffer, 1, p-buffer, logfile); - - /* We group signed and unsigned together in this switch, the - * only thing that matters here is the size of the arguments, - * since we're just passing the data through to sprintf(). */ - switch (*f | length_modifier) { - case '%': - buffer[0] = *f; - buffer[1] = 0; - break; - case 'd': - case 'u': - case 'o': - case 'x': - case 'X': - if (var_width) { - width = va_arg (ap, int); - snprintf (buffer, sizeof buffer, - single_fmt, width, va_arg (ap, int)); - } else { - snprintf (buffer, sizeof buffer, single_fmt, va_arg (ap, int)); - } - break; - case 'd' | LENGTH_MODIFIER_LONG: - case 'u' | LENGTH_MODIFIER_LONG: - case 'o' | LENGTH_MODIFIER_LONG: - case 'x' | LENGTH_MODIFIER_LONG: - case 'X' | LENGTH_MODIFIER_LONG: - if (var_width) { - width = va_arg (ap, int); - snprintf (buffer, sizeof buffer, - single_fmt, width, va_arg (ap, long int)); - } else { - snprintf (buffer, sizeof buffer, - single_fmt, va_arg (ap, long int)); - } - break; - case 's': - snprintf (buffer, sizeof buffer, - single_fmt, va_arg (ap, const char *)); - break; - case 'f': - case 'g': - _trace_dtostr (buffer, sizeof buffer, va_arg (ap, double)); - break; - case 'c': - buffer[0] = va_arg (ap, int); - buffer[1] = 0; - break; - default: - break; - } - p = buffer + strlen (buffer); - f++; - } - - ret_ignored = fwrite (buffer, 1, p-buffer, logfile); - (void)ret_ignored; -} - -static void CAIRO_PRINTF_FORMAT(1, 2) -_trace_printf (const char *fmt, ...) -{ - va_list ap; - - va_start (ap, fmt); - _trace_vprintf (fmt, ap); - va_end (ap); -} - -static void -get_prog_name (char *buf, int length) -{ - char *slash; - FILE *file; - - memset (buf, 0, length); - if (length == 0) - return; - - file = fopen ("/proc/self/cmdline", "rb"); - if (file != NULL) { - slash = fgets (buf, length, file); - fclose (file); - - if (slash == NULL) - return; - } else { - char const *name = getenv ("CAIRO_TRACE_PROG_NAME"); - if (name != NULL) { - strncpy (buf, name, length-1); - } - } - - slash = strrchr (buf, '/'); - if (slash != NULL) { - size_t len = strlen (slash+1); - memmove (buf, slash+1, len+1); - } -} - -static void -_emit_header (void) -{ - char name[4096] = ""; - - get_prog_name (name, sizeof (name)); - - _trace_printf ("%%!CairoScript - %s\n", name); -} - -static cairo_bool_t -_init_logfile (void) -{ - static cairo_bool_t initialized; - char buf[4096]; - const char *filename; - const char *env; - - if (initialized) - return logfile != NULL; - - initialized = TRUE; - - env = getenv ("CAIRO_TRACE_FLUSH"); - if (env != NULL) - _flush = atoi (env); - - _line_info = TRUE; - env = getenv ("CAIRO_TRACE_LINE_INFO"); - if (env != NULL) - _line_info = atoi (env); - - _mark_dirty = TRUE; - env = getenv ("CAIRO_TRACE_MARK_DIRTY"); - if (env != NULL) - _mark_dirty = atoi (env); - - filename = getenv ("CAIRO_TRACE_FD"); - if (filename != NULL) { - int fd = atoi (filename); - if (fd == -1) - return FALSE; - - logfile = fdopen (fd, "w"); - if (logfile == NULL) { - fprintf (stderr, "Failed to open trace file descriptor '%s': %s\n", - filename, strerror (errno)); - return FALSE; - } - - setenv ("CAIRO_TRACE_FD", "-1", 1); - goto done; - } - - filename = getenv ("CAIRO_TRACE_OUTFILE_EXACT"); - if (filename == NULL) { - char name[4096] = ""; - - filename = getenv ("CAIRO_TRACE_OUTDIR"); - if (filename == NULL) - filename = CAIRO_TRACE_OUTDIR; - - get_prog_name (name, sizeof (name)); - if (*name == '\0') - strcpy (name, "cairo-trace.dat"); - - snprintf (buf, sizeof (buf), "%s/%s.%d.trace", - filename, name, getpid()); - - filename = buf; - } else { - setenv ("CAIRO_TRACE_FD", "-1", 1); - } - - logfile = fopen (filename, "wb"); - if (logfile == NULL) { - fprintf (stderr, "Failed to open trace file '%s': %s\n", - filename, strerror (errno)); - return FALSE; - } - - fprintf (stderr, "cairo-trace: Recording cairo trace data to %s\n", - filename); - -done: - atexit (_close_trace); - _emit_header (); - return TRUE; -} - -static cairo_bool_t -_write_lock (void) -{ - if (_error) - return FALSE; - - if (! _should_trace ()) - return FALSE; - - if (! _init_logfile ()) - return FALSE; - -#if HAVE_FLOCKFILE && HAVE_FUNLOCKFILE - flockfile (logfile); -#endif - return TRUE; -} - -static void -_write_unlock (void) -{ - if (logfile == NULL) - return; - -#if HAVE_FLOCKFILE && HAVE_FUNLOCKFILE - funlockfile (logfile); -#endif - - if (_flush) - fflush (logfile); -} - - -static Object * -_type_object_create (enum operand_type op_type, const void *ptr) -{ - Type *type; - Object *obj; - - type = _get_type (op_type); - - pthread_mutex_lock (&type->mutex); - obj = _object_create (type, ptr); - pthread_mutex_unlock (&type->mutex); - - return obj; -} - -static Object * -_get_object (enum operand_type op_type, const void *ptr) -{ - Type *type; - Object *obj; - - type = _get_type (op_type); - pthread_mutex_lock (&type->mutex); - obj = _type_get_object (type, ptr); - pthread_mutex_unlock (&type->mutex); - - return obj; -} - -static Object *current_object[2048]; /* XXX limit operand stack */ -static int current_stack_depth; - -static void -dump_stack(const char *func) -{ -#if DEBUG_STACK - int n; - - _trace_printf ("%% %s: stack[%d] = [", func, current_stack_depth); - fflush (logfile); - for (n = 0; n < current_stack_depth; n++) { - Object *obj = current_object[n]; - assert(obj && obj->type); - _trace_printf (" %s%s%ld", - obj->defined ? "" : "*", - obj->type->op_code, obj->token); - fflush (logfile); - } - _trace_printf (" ]\n"); - fflush (logfile); -#endif -} - -static void -ensure_operands (int num_operands) -{ - if (current_stack_depth < num_operands) { - int n; - - fprintf (stderr, "Operand stack underflow!\n"); - for (n = 0; n < current_stack_depth; n++) { - Object *obj = current_object[n]; - - fprintf (stderr, " [%3d] = %s%ld\n", - n, obj->type->op_code, obj->token); - } - - abort (); - } -} - -static void -_consume_operand (bool discard) -{ - Object *obj; - - ensure_operands (1); - obj = current_object[--current_stack_depth]; - if (!discard && ! obj->defined) { - _trace_printf ("dup /%s%ld exch def\n", - obj->type->op_code, - obj->token); - obj->defined = TRUE; - } - obj->operand = -1; -} - -static void -_exch_operands (void) -{ - Object *tmp; - - ensure_operands (2); - tmp = current_object[current_stack_depth-1]; - tmp->operand--; - current_object[current_stack_depth-1] = current_object[current_stack_depth-2]; - current_object[current_stack_depth-2] = tmp; - tmp = current_object[current_stack_depth-1]; - tmp->operand++; -} - -static cairo_bool_t -_pop_operands_to_depth (int depth) -{ - if (depth < 0) - return FALSE; - - assert(current_stack_depth >= depth); - if (current_stack_depth == depth) - return TRUE; - - while (current_stack_depth > depth + 1) { - Object *c_obj; - - ensure_operands (1); - c_obj = current_object[--current_stack_depth]; - - assert(c_obj); - assert(c_obj->type); - - if (! c_obj->defined) { - current_stack_depth++; - return FALSE; - } - - _trace_printf ("pop %% %s%ld\n", - c_obj->type->op_code, c_obj->token); - c_obj->operand = -1; - } - - _exch_operands (); - _trace_printf ("exch\n"); - - dump_stack(__func__); - return TRUE; -} - -static cairo_bool_t -_pop_operands_to_object (Object *obj) -{ - if (!obj) - return FALSE; - - if (obj->operand == -1) - return FALSE; - - if (obj->operand == current_stack_depth - 1) - return TRUE; - - if (obj->operand == current_stack_depth - 2) { - _exch_operands (); - _trace_printf ("exch "); - return TRUE; - } - - return _pop_operands_to_depth (obj->operand + 1); -} - -static cairo_bool_t -_pop_operands_to (enum operand_type t, const void *ptr) -{ - return _pop_operands_to_object (_get_object (t, ptr)); -} - -static cairo_bool_t -_is_current_object (Object *obj, int depth) -{ - if (current_stack_depth <= depth) - return FALSE; - return current_object[current_stack_depth-depth-1] == obj; -} - -static cairo_bool_t -_is_current (enum operand_type type, const void *ptr, int depth) -{ - return _is_current_object (_get_object (type, ptr), depth); -} - -static void -_push_object(Object *obj) -{ - assert(obj->operand == -1); - - if (current_stack_depth == ARRAY_LENGTH (current_object)) { - int n; - - fprintf (stderr, "Operand stack overflow!\n"); - for (n = 0; n < current_stack_depth; n++) { - obj = current_object[n]; - - fprintf (stderr, " [%3d] = %s%ld\n", - n, obj->type->op_code, obj->token); - } - - abort (); - } - - obj->operand = current_stack_depth; - current_object[current_stack_depth++] = obj; -} - -static void -_push_operand (enum operand_type t, const void *ptr) -{ - _push_object(_get_object(t, ptr)); -} - -static void -_object_remove (Object *obj) -{ - if (obj->operand != -1) { - ensure_operands (1); - if (obj->operand == current_stack_depth - 1) { - _trace_printf ("pop %% %s%ld destroyed\n", - obj->type->op_code, obj->token); - } else if (obj->operand == current_stack_depth - 2) { - _exch_operands (); - _trace_printf ("exch pop %% %s%ld destroyed\n", - obj->type->op_code, obj->token); - } else { - int n; - - _trace_printf ("%d -1 roll pop %% %s%ld destroyed\n", - current_stack_depth - obj->operand, - obj->type->op_code, obj->token); - - for (n = obj->operand; n < current_stack_depth - 1; n++) { - current_object[n] = current_object[n+1]; - current_object[n]->operand = n; - } - } - obj->operand = -1; - - current_stack_depth--; - dump_stack(__func__); - } -} - -static void -_object_undef (void *ptr) -{ - Object *obj = ptr; - - if (_write_lock ()) { - _object_remove (obj); - - if (obj->defined) { - _trace_printf ("/%s%ld undef\n", - obj->type->op_code, obj->token); - } - - _write_unlock (); - } - - _object_destroy (obj); -} - -static long -_create_context_id (cairo_t *cr) -{ - Object *obj; - - obj = _get_object (CONTEXT, cr); - if (obj == NULL) { - obj = _type_object_create (CONTEXT, cr); - DLCALL (cairo_set_user_data, - cr, &destroy_key, obj, _object_undef); - } - - return obj->token; -} - -static long -_get_id (enum operand_type op_type, const void *ptr) -{ - Object *obj; - - obj = _get_object (op_type, ptr); - if (obj == NULL) { - if (logfile != NULL) { - _trace_printf ("%% Unknown object of type %s, trace is incomplete.", - _get_type (op_type)->name); - } - _error = TRUE; - return -1; - } - - return obj->token; -} - -static cairo_bool_t -_has_id (enum operand_type op_type, const void *ptr) -{ - return _get_object (op_type, ptr) != NULL; -} - -static long -_create_font_face_id (cairo_font_face_t *font_face) -{ - Object *obj; - - obj = _get_object (FONT_FACE, font_face); - if (obj == NULL) { - obj = _type_object_create (FONT_FACE, font_face); - DLCALL (cairo_font_face_set_user_data, - font_face, &destroy_key, obj, _object_undef); - } - - return obj->token; -} - -static long -_get_font_face_id (cairo_font_face_t *font_face) -{ - return _get_id (FONT_FACE, font_face); -} - -static void -_emit_font_face_id (cairo_font_face_t *font_face) -{ - Object *obj = _get_object (FONT_FACE, font_face); - if (obj == NULL) { - _trace_printf ("null "); - } else { - if (obj->defined) { - _trace_printf ("f%ld ", obj->token); - } else { - _trace_printf ("%d index ", current_stack_depth - obj->operand - 1); - } - } -} - -static cairo_bool_t -_has_pattern_id (cairo_pattern_t *pattern) -{ - return _has_id (PATTERN, pattern); -} - -static long -_create_pattern_id (cairo_pattern_t *pattern) -{ - Object *obj; - - obj = _get_object (PATTERN, pattern); - if (obj == NULL) { - obj = _type_object_create (PATTERN, pattern); - DLCALL (cairo_pattern_set_user_data, - pattern, &destroy_key, obj, _object_undef); - } - - return obj->token; -} - -static void -_emit_pattern_id (cairo_pattern_t *pattern) -{ - Object *obj = _get_object (PATTERN, pattern); - if (obj == NULL) { - _trace_printf ("null "); - } else { - if (obj->defined) { - _trace_printf ("p%ld ", obj->token); - } else { - _trace_printf ("%d index ", - current_stack_depth - obj->operand - 1); - } - } -} - -static void -_emit_scaled_font_id (const cairo_scaled_font_t *scaled_font) -{ - Object *obj = _get_object (SCALED_FONT, scaled_font); - if (obj == NULL) { - _trace_printf ("null "); - } else { - if (obj->defined) { - _trace_printf ("sf%ld ", obj->token); - } else { - _trace_printf ("%d index ", - current_stack_depth - obj->operand - 1); - } - } -} - -static long -_create_scaled_font_id (cairo_scaled_font_t *font) -{ - Object *obj; - - assert(_get_object (SCALED_FONT, font) == NULL); - obj = _type_object_create (SCALED_FONT, font); - DLCALL (cairo_scaled_font_set_user_data, - font, &destroy_key, obj, _object_undef); - - return obj->token; -} - -static cairo_bool_t -_has_scaled_font_id (const cairo_scaled_font_t *font) -{ - return _has_id (SCALED_FONT, font); -} - -static Object * -_create_surface (cairo_surface_t *surface) -{ - Object *obj; - - obj = _get_object (SURFACE, surface); - if (obj == NULL) { - obj = _type_object_create (SURFACE, surface); - DLCALL (cairo_surface_set_user_data, - surface, &destroy_key, obj, _object_undef); - } - - return obj; -} - -static long -_get_surface_id (cairo_surface_t *surface) -{ - return _get_id (SURFACE, surface); -} - -static cairo_bool_t -_matrix_is_identity (const cairo_matrix_t *m) -{ - return m->xx == 1. && m->yx == 0. && - m->xy == 0. && m->yy == 1. && - m->x0 == 0. && m->y0 == 0.; -} - -#define BUFFER_SIZE 16384 -struct _data_stream { - z_stream zlib_stream; - unsigned char zin_buf[BUFFER_SIZE]; - unsigned char zout_buf[BUFFER_SIZE]; - unsigned char four_tuple[4]; - int base85_pending; -}; - -static void -_write_zlib_data_start (struct _data_stream *stream) -{ - stream->zlib_stream.zalloc = Z_NULL; - stream->zlib_stream.zfree = Z_NULL; - stream->zlib_stream.opaque = Z_NULL; - - deflateInit (&stream->zlib_stream, Z_DEFAULT_COMPRESSION); - - stream->zlib_stream.next_in = stream->zin_buf; - stream->zlib_stream.avail_in = 0; - stream->zlib_stream.next_out = stream->zout_buf; - stream->zlib_stream.avail_out = BUFFER_SIZE; -} - -static void -_write_base85_data_start (struct _data_stream *stream) -{ - stream->base85_pending = 0; -} - -static cairo_bool_t -_expand_four_tuple_to_five (unsigned char four_tuple[4], - unsigned char five_tuple[5]) -{ - uint32_t value; - int digit, i; - cairo_bool_t all_zero = TRUE; - - value = four_tuple[0] << 24 | - four_tuple[1] << 16 | - four_tuple[2] << 8 | - four_tuple[3] << 0; - for (i = 0; i < 5; i++) { - digit = value % 85; - if (digit != 0 && all_zero) - all_zero = FALSE; - five_tuple[4-i] = digit + 33; - value = value / 85; - } - - return all_zero; -} - -static void -_write_base85_data (struct _data_stream *stream, - const unsigned char *data, - unsigned long length) -{ - unsigned char five_tuple[5]; - int ret; - - assert (_should_trace ()); - - while (length--) { - stream->four_tuple[stream->base85_pending++] = *data++; - if (stream->base85_pending == 4) { - if (_expand_four_tuple_to_five (stream->four_tuple, five_tuple)) - ret = fwrite ("z", 1, 1, logfile); - else - ret = fwrite (five_tuple, 5, 1, logfile); - (void)ret; - stream->base85_pending = 0; - } - } -} - -static void -_write_zlib_data (struct _data_stream *stream, cairo_bool_t flush) -{ - cairo_bool_t finished; - - do { - int ret = deflate (&stream->zlib_stream, flush ? Z_FINISH : Z_NO_FLUSH); - if (flush || stream->zlib_stream.avail_out == 0) { - _write_base85_data (stream, - stream->zout_buf, - BUFFER_SIZE - stream->zlib_stream.avail_out); - stream->zlib_stream.next_out = stream->zout_buf; - stream->zlib_stream.avail_out = BUFFER_SIZE; - } - - finished = TRUE; - if (stream->zlib_stream.avail_in != 0) - finished = FALSE; - if (flush && ret != Z_STREAM_END) - finished = FALSE; - } while (! finished); - - stream->zlib_stream.next_in = stream->zin_buf; -} - -static void -_write_data_start (struct _data_stream *stream, uint32_t len) -{ - _write_zlib_data_start (stream); - _write_base85_data_start (stream); - - _trace_printf ("<|"); - len = to_be32 (len); - _write_base85_data (stream, (unsigned char *) &len, sizeof (len)); -} - -static void -_write_data (struct _data_stream *stream, - const void *data, - unsigned int length) -{ - unsigned int count; - const unsigned char *p = data; - - while (length) { - count = length; - if (count > BUFFER_SIZE - stream->zlib_stream.avail_in) - count = BUFFER_SIZE - stream->zlib_stream.avail_in; - memcpy (stream->zin_buf + stream->zlib_stream.avail_in, p, count); - p += count; - stream->zlib_stream.avail_in += count; - length -= count; - - if (stream->zlib_stream.avail_in == BUFFER_SIZE) - _write_zlib_data (stream, FALSE); - } -} - -static void -_write_zlib_data_end (struct _data_stream *stream) -{ - _write_zlib_data (stream, TRUE); - deflateEnd (&stream->zlib_stream); - -} - -static void -_write_base85_data_end (struct _data_stream *stream) -{ - unsigned char five_tuple[5]; - int ret; - - assert (_should_trace ()); - - if (stream->base85_pending) { - memset (stream->four_tuple + stream->base85_pending, - 0, 4 - stream->base85_pending); - _expand_four_tuple_to_five (stream->four_tuple, five_tuple); - ret = fwrite (five_tuple, stream->base85_pending+1, 1, logfile); - (void) ret; - } -} - -static void -_write_data_end (struct _data_stream *stream) -{ - _write_zlib_data_end (stream); - _write_base85_data_end (stream); - - _trace_printf ("~>"); -} - -static void -_emit_data (const void *data, unsigned int length) -{ - struct _data_stream stream; - - _write_data_start (&stream, length); - _write_data (&stream, data, length); - _write_data_end (&stream); -} - -static const char * -_format_to_string (cairo_format_t format) -{ -#define f(name) case CAIRO_FORMAT_ ## name: return #name - switch (format) { - f(INVALID); - f(ARGB32); - f(RGB30); - f(RGB24); - f(RGB16_565); - f(A8); - f(A1); - } -#undef f - return "UNKNOWN_FORMAT"; -} - -static const char * -_format_to_content_string (cairo_format_t format) -{ - switch (format) { - case CAIRO_FORMAT_INVALID: - return "INVALID"; - case CAIRO_FORMAT_ARGB32: - return "COLOR_ALPHA"; - case CAIRO_FORMAT_RGB30: - case CAIRO_FORMAT_RGB24: - case CAIRO_FORMAT_RGB16_565: - return "COLOR"; - case CAIRO_FORMAT_A8: - case CAIRO_FORMAT_A1: - return "ALPHA"; - } - return "UNKNOWN"; -} - -static const char * -_status_to_string (cairo_status_t status) -{ -#define f(name) case CAIRO_STATUS_ ## name: return "STATUS_" #name - switch (status) { - f(SUCCESS); - f(NO_MEMORY); - f(INVALID_RESTORE); - f(INVALID_POP_GROUP); - f(NO_CURRENT_POINT); - f(INVALID_MATRIX); - f(INVALID_STATUS); - f(NULL_POINTER); - f(INVALID_STRING); - f(INVALID_PATH_DATA); - f(READ_ERROR); - f(WRITE_ERROR); - f(SURFACE_FINISHED); - f(SURFACE_TYPE_MISMATCH); - f(PATTERN_TYPE_MISMATCH); - f(INVALID_CONTENT); - f(INVALID_FORMAT); - f(INVALID_VISUAL); - f(FILE_NOT_FOUND); - f(INVALID_DASH); - f(INVALID_DSC_COMMENT); - f(INVALID_INDEX); - f(CLIP_NOT_REPRESENTABLE); - f(TEMP_FILE_ERROR); - f(INVALID_STRIDE); - f(FONT_TYPE_MISMATCH); - f(USER_FONT_IMMUTABLE); - f(USER_FONT_ERROR); - f(NEGATIVE_COUNT); - f(INVALID_CLUSTERS); - f(INVALID_SLANT); - f(INVALID_WEIGHT); - f(INVALID_SIZE); - f(USER_FONT_NOT_IMPLEMENTED); - f(DEVICE_TYPE_MISMATCH); - f(DEVICE_ERROR); - f(INVALID_MESH_CONSTRUCTION); - f(DEVICE_FINISHED); - f(JBIG2_GLOBAL_MISSING); - f(PNG_ERROR); - f(FREETYPE_ERROR); - f(WIN32_GDI_ERROR); - f(TAG_ERROR); - case CAIRO_STATUS_LAST_STATUS: - break; - } - return "UNKNOWN_STATUS"; -#undef f -} - -static void CAIRO_PRINTF_FORMAT(2, 3) -_emit_image (cairo_surface_t *image, - const char *info, - ...) -{ - int stride, row, width, height; - uint32_t len; - cairo_format_t format; - uint8_t row_stack[BUFFER_SIZE]; - uint8_t *rowdata; - uint8_t *data; - struct _data_stream stream; - cairo_status_t status; - - status = DLCALL (cairo_surface_status, image); - if (status) { - _trace_printf ("<< /status //%s >> image", - _status_to_string (status)); - return; - } - - width = DLCALL (cairo_image_surface_get_width, image); - height = DLCALL (cairo_image_surface_get_height, image); - stride = DLCALL (cairo_image_surface_get_stride, image); - format = DLCALL (cairo_image_surface_get_format, image); - data = DLCALL (cairo_image_surface_get_data, image); - - _trace_printf ("dict\n" - " /width %d set\n" - " /height %d set\n" - " /format //%s set\n", - width, height, - _format_to_string (format)); - if (info != NULL) { - va_list ap; - - va_start (ap, info); - _trace_vprintf (info, ap); - va_end (ap); - } - - if (DLCALL (cairo_version) >= CAIRO_VERSION_ENCODE (1, 9, 0)) { - const char *mime_types[] = { - CAIRO_MIME_TYPE_JPEG, - CAIRO_MIME_TYPE_JP2, - CAIRO_MIME_TYPE_PNG, - NULL - }, **mime_type; - - for (mime_type = mime_types; *mime_type; mime_type++) { - const unsigned char *mime_data; - unsigned long mime_length; - - DLCALL (cairo_surface_get_mime_data, - image, *mime_type, &mime_data, &mime_length); - if (mime_data != NULL) { - _trace_printf (" /mime-type (%s) set\n" - " /source <~", - *mime_type); - _write_base85_data_start (&stream); - _write_base85_data (&stream, mime_data, mime_length); - _write_base85_data_end (&stream); - _trace_printf ("~> set\n" - " image"); - return; - } - } - } - - switch (format) { - case CAIRO_FORMAT_A1: len = (width + 7)/8; break; - case CAIRO_FORMAT_A8: len = width; break; - case CAIRO_FORMAT_RGB16_565: len = 2*width; break; - case CAIRO_FORMAT_RGB24: len = 3*width; break; - default: - case CAIRO_FORMAT_RGB30: - case CAIRO_FORMAT_INVALID: - case CAIRO_FORMAT_ARGB32: len = 4*width; break; - } - - _trace_printf (" /source "); - _write_data_start (&stream, len * height); - -#ifdef WORDS_BIGENDIAN - switch (format) { - case CAIRO_FORMAT_A1: - for (row = height; row--; ) { - _write_data (&stream, data, (width+7)/8); - data += stride; - } - break; - case CAIRO_FORMAT_A8: - for (row = height; row--; ) { - _write_data (&stream, data, width); - data += stride; - } - break; - case CAIRO_FORMAT_RGB16_565: - for (row = height; row--; ) { - _write_data (&stream, data, 2*width); - data += stride; - } - break; - case CAIRO_FORMAT_RGB24: - for (row = height; row--; ) { - int col; - rowdata = data; - for (col = width; col--; ) { - _write_data (&stream, rowdata, 3); - rowdata+=4; - } - data += stride; - } - break; - case CAIRO_FORMAT_RGB30: - case CAIRO_FORMAT_ARGB32: - for (row = height; row--; ) { - _write_data (&stream, data, 4*width); - data += stride; - } - break; - case CAIRO_FORMAT_INVALID: - default: - break; - } -#else - if (stride > ARRAY_LENGTH (row_stack)) { - rowdata = malloc (stride); - if (rowdata == NULL) - goto BAIL; - } else - rowdata = row_stack; - - switch (format) { - case CAIRO_FORMAT_A1: - for (row = height; row--; ) { - int col; - for (col = 0; col < (width + 7)/8; col++) - rowdata[col] = CAIRO_BITSWAP8 (data[col]); - _write_data (&stream, rowdata, (width+7)/8); - data += stride; - } - break; - case CAIRO_FORMAT_A8: - for (row = height; row--; ) { - _write_data (&stream, rowdata, width); - data += stride; - } - break; - case CAIRO_FORMAT_RGB16_565: /* XXX endianness */ - for (row = height; row--; ) { - uint16_t *src = (uint16_t *) data; - uint16_t *dst = (uint16_t *)rowdata; - int col; - for (col = 0; col < width; col++) - dst[col] = bswap_16 (src[col]); - _write_data (&stream, rowdata, 2*width); - data += stride; - } - break; - case CAIRO_FORMAT_RGB24: - for (row = height; row--; ) { - uint8_t *src = data; - int col; - for (col = 0; col < width; col++) { - rowdata[3*col+2] = *src++; - rowdata[3*col+1] = *src++; - rowdata[3*col+0] = *src++; - src++; - } - _write_data (&stream, rowdata, 3*width); - data += stride; - } - break; - case CAIRO_FORMAT_RGB30: - case CAIRO_FORMAT_ARGB32: - for (row = height; row--; ) { - uint32_t *src = (uint32_t *) data; - uint32_t *dst = (uint32_t *) rowdata; - int col; - for (col = 0; col < width; col++) - dst[col] = bswap_32 (src[col]); - _write_data (&stream, rowdata, 4*width); - data += stride; - } - break; - case CAIRO_FORMAT_INVALID: - default: - break; - } - if (rowdata != row_stack) - free (rowdata); - -BAIL: - _write_data_end (&stream); -#endif - _trace_printf (" set\n image"); -} - -static void -_encode_string_literal (char *out, int max, - const char *utf8, int len) -{ - char c; - const char *end; - - *out++ = '('; - max--; - - if (utf8 == NULL) - goto DONE; - - if (len < 0) - len = strlen (utf8); - end = utf8 + len; - - while (utf8 < end) { - if (max < 5) - break; - - switch ((c = *utf8++)) { - case '\n': - *out++ = '\\'; - *out++ = 'n'; - max -= 2; - break; - case '\r': - *out++ = '\\'; - *out++ = 'r'; - max -= 2; - case '\t': - *out++ = '\\'; - *out++ = 't'; - max -= 2; - break; - case '\b': - *out++ = '\\'; - *out++ = 'b'; - max -= 2; - break; - case '\f': - *out++ = '\\'; - *out++ = 'f'; - max -= 2; - break; - case '\\': - case '(': - case ')': - *out++ = '\\'; - *out++ = c; - max -= 2; - break; - default: - if (isprint (c) || isspace (c)) { - *out++ = c; - } else { - int octal = 0; - while (c) { - octal *= 10; - octal += c&7; - c /= 8; - } - octal = snprintf (out, max, "\\%03d", octal); - out += octal; - max -= octal; - } - break; - } - } -DONE: - *out++ = ')'; - *out = '\0'; -} - -static void -to_octal (int value, char *buf, size_t size) -{ - do { - buf[--size] = '0' + (value & 7); - value >>= 3; - } while (size); -} - -static void -_emit_string_literal (const char *utf8, int len) -{ - char c; - const char *end; - - if (utf8 == NULL) { - _trace_printf ("()"); - return; - } - - if (len < 0) - len = strlen (utf8); - end = utf8 + len; - - _trace_printf ("("); - while (utf8 < end) { - switch ((c = *utf8++)) { - case '\n': - c = 'n'; - goto ESCAPED_CHAR; - case '\r': - c = 'r'; - goto ESCAPED_CHAR; - case '\t': - c = 't'; - goto ESCAPED_CHAR; - case '\b': - c = 'b'; - goto ESCAPED_CHAR; - case '\f': - c = 'f'; - goto ESCAPED_CHAR; - case '\\': - case '(': - case ')': -ESCAPED_CHAR: - _trace_printf ("\\%c", c); - break; - default: - if (isprint (c) || isspace (c)) { - _trace_printf ("%c", c); - } else { - char buf[4] = { '\\' }; - int ret_ignored; - - to_octal (c, buf+1, 3); - ret_ignored = fwrite (buf, 4, 1, logfile); - (void)ret_ignored; - } - break; - } - } - _trace_printf (")"); -} - -static void -_emit_current (Object *obj) -{ - if (obj != NULL && ! _pop_operands_to_object (obj)) { - if (obj->operand != -1) { - int n; - - _trace_printf ("%d -1 roll %% %s%ld\n", - current_stack_depth - obj->operand, - obj->type->op_code, obj->token); - - for (n = obj->operand; n < current_stack_depth - 1; n++) { - current_object[n] = current_object[n+1]; - current_object[n]->operand = n; - } - obj->operand = -1; - current_stack_depth--; - } else { - assert(obj->defined); - _trace_printf ("%s%ld\n", obj->type->op_code, obj->token); - } - - _push_object (obj); - dump_stack(__func__); - } -} - -static void -_emit_context (cairo_t *cr) -{ - _emit_current (_get_object (CONTEXT, cr)); -} - -static void -_emit_pattern (cairo_pattern_t *pattern) -{ - _emit_current (_get_object (PATTERN, pattern)); -} - -static void -_emit_surface (cairo_surface_t *surface) -{ - _emit_current (_get_object (SURFACE, surface)); -} - -static void CAIRO_PRINTF_FORMAT(2, 3) -_emit_cairo_op (cairo_t *cr, const char *fmt, ...) -{ - va_list ap; - - if (cr == NULL || ! _write_lock ()) - return; - - _emit_context (cr); - - va_start (ap, fmt); - _trace_vprintf ( fmt, ap); - va_end (ap); - - _write_unlock (); -} - -cairo_t * -cairo_create (cairo_surface_t *target) -{ - cairo_t *ret; - long surface_id; - long context_id; - - _enter_trace (); - - ret = DLCALL (cairo_create, target); - context_id = _create_context_id (ret); - - _emit_line_info (); - if (target != NULL && _write_lock ()) { - surface_id = _get_surface_id (target); - if (surface_id != -1) { - _get_object (SURFACE, target)->foreign = FALSE; - - /* we presume that we will continue to use the context */ - if (_pop_operands_to (SURFACE, target)){ - _consume_operand (false); - } else { - _trace_printf ("s%ld ", surface_id); - } - _trace_printf ("context %% c%ld\n", context_id); - _push_operand (CONTEXT, ret); - dump_stack(__func__); - } - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -void -cairo_save (cairo_t *cr) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "save\n"); - DLCALL (cairo_save, cr); - _exit_trace (); -} - -void -cairo_restore (cairo_t *cr) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "restore\n"); - DLCALL (cairo_restore, cr); - _exit_trace (); -} - -void -cairo_push_group (cairo_t *cr) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "//COLOR_ALPHA push-group\n"); - DLCALL (cairo_push_group, cr); - _exit_trace (); -} - -static const char * -_content_to_string (cairo_content_t content) -{ - switch (content) { - case CAIRO_CONTENT_ALPHA: return "ALPHA"; - case CAIRO_CONTENT_COLOR: return "COLOR"; - default: - case CAIRO_CONTENT_COLOR_ALPHA: return "COLOR_ALPHA"; - } -} - -void -cairo_push_group_with_content (cairo_t *cr, cairo_content_t content) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "//%s push-group\n", _content_to_string (content)); - DLCALL (cairo_push_group_with_content, cr, content); - _exit_trace (); -} - -cairo_pattern_t * -cairo_pop_group (cairo_t *cr) -{ - cairo_pattern_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_pop_group, cr); - - _emit_line_info (); - _emit_cairo_op (cr, "pop-group %% p%ld\n", _create_pattern_id (ret)); - _push_operand (PATTERN, ret); - dump_stack(__func__); - - _exit_trace (); - return ret; -} - -void -cairo_pop_group_to_source (cairo_t *cr) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "pop-group set-source\n"); - DLCALL (cairo_pop_group_to_source, cr); - _exit_trace (); -} - -static const char * -_operator_to_string (cairo_operator_t op) -{ -#define f(name) case CAIRO_OPERATOR_ ## name: return #name - switch (op) { - f(OVER); - f(SOURCE); - f(CLEAR); - f(IN); - f(OUT); - f(ATOP); - f(DEST); - f(DEST_OVER); - f(DEST_IN); - f(DEST_OUT); - f(DEST_ATOP); - f(XOR); - f(ADD); - f(SATURATE); - f(MULTIPLY); - f(SCREEN); - f(OVERLAY); - f(DARKEN); - f(LIGHTEN); - case CAIRO_OPERATOR_COLOR_DODGE: return "DODGE"; - case CAIRO_OPERATOR_COLOR_BURN: return "BURN"; - f(HARD_LIGHT); - f(SOFT_LIGHT); - f(DIFFERENCE); - f(EXCLUSION); - f(HSL_HUE); - f(HSL_SATURATION); - f(HSL_COLOR); - f(HSL_LUMINOSITY); - } -#undef f - return "UNKNOWN_OPERATOR"; -} - -void -cairo_set_operator (cairo_t *cr, cairo_operator_t op) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "//%s set-operator\n", _operator_to_string (op)); - DLCALL (cairo_set_operator, cr, op); - _exit_trace (); -} - -void -cairo_set_source_rgb (cairo_t *cr, double red, double green, double blue) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "%g %g %g set-source-rgb\n", red, green, blue); - DLCALL (cairo_set_source_rgb, cr, red, green, blue); - _exit_trace (); -} - -void -cairo_set_source_rgba (cairo_t *cr, double red, double green, double blue, double alpha) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "%g %g %g %g set-source-rgba\n", - red, green, blue, alpha); - DLCALL (cairo_set_source_rgba, cr, red, green, blue, alpha); - _exit_trace (); -} - -static void -_emit_source_image (cairo_surface_t *surface) -{ - Object *obj; - cairo_surface_t *image; - cairo_t *cr; - - obj = _get_object (SURFACE, surface); - if (obj == NULL) - return; - - image = DLCALL (cairo_image_surface_create, - CAIRO_FORMAT_ARGB32, - obj->width, - obj->height); - cr = DLCALL (cairo_create, image); - DLCALL (cairo_set_source_surface, cr, surface, 0, 0); - DLCALL (cairo_paint, cr); - DLCALL (cairo_destroy, cr); - - _emit_image (image, NULL); - _trace_printf (" set-source-image "); - DLCALL (cairo_surface_destroy, image); - - obj->foreign = FALSE; -} - -static void -_emit_source_image_rectangle (cairo_surface_t *surface, - int x, int y, - int width, int height) -{ - Object *obj; - cairo_surface_t *image; - cairo_t *cr; - - obj = _get_object (SURFACE, surface); - if (obj == NULL) - return; - - if (obj->foreign) { - _emit_source_image (surface); - return; - } - - image = DLCALL (cairo_image_surface_create, - CAIRO_FORMAT_ARGB32, - width, - height); - cr = DLCALL (cairo_create, image); - DLCALL (cairo_set_source_surface, cr, surface, x, y); - DLCALL (cairo_paint, cr); - DLCALL (cairo_destroy, cr); - - _emit_image (image, NULL); - _trace_printf (" %d %d set-device-offset set-source-image ", - x, y); - DLCALL (cairo_surface_destroy, image); -} - -void -cairo_set_source_surface (cairo_t *cr, cairo_surface_t *surface, double x, double y) -{ - _enter_trace (); - _emit_line_info (); - if (cr != NULL && surface != NULL && _write_lock ()) { - Object *obj = _get_object (SURFACE, surface); - - if (_is_current (SURFACE, surface, 0) && - _is_current (CONTEXT, cr, 1)) - { - _consume_operand (false); - } - else if (_is_current (SURFACE, surface, 1) && - _is_current (CONTEXT, cr, 0) && - obj->defined) - { - _trace_printf ("exch "); - _exch_operands (); - _consume_operand (false); - } else if (obj->defined) { - _emit_context (cr); - _trace_printf ("s%ld ", obj->token); - } else { - _emit_context (cr); - _trace_printf ("%d index ", - current_stack_depth - obj->operand - 1); - } - - if (obj->foreign) - _emit_source_image (surface); - - _trace_printf ("pattern"); - if (x != 0. || y != 0.) - _trace_printf (" %g %g translate", -x, -y); - - _trace_printf (" set-source\n"); - _write_unlock (); - } - - DLCALL (cairo_set_source_surface, cr, surface, x, y); - _exit_trace (); -} - -void -cairo_set_source (cairo_t *cr, cairo_pattern_t *source) -{ - _enter_trace (); - _emit_line_info (); - if (cr != NULL && source != NULL && _write_lock ()) { - Object *obj = _get_object (PATTERN, source); - cairo_bool_t need_context_and_pattern = TRUE; - - if (_is_current (PATTERN, source, 0) && - _is_current (CONTEXT, cr, 1)) - { - if (obj->defined) { - _consume_operand (false); - } else { - _trace_printf ("exch 1 index "); - _exch_operands (); - } - need_context_and_pattern = FALSE; - } - else if (_is_current (PATTERN, source, 1) && - _is_current (CONTEXT, cr, 0)) - { - if (obj->defined) { - _trace_printf ("exch "); - _exch_operands (); - _consume_operand (false); - need_context_and_pattern = FALSE; - } - } - - if (need_context_and_pattern) { - _emit_context (cr); - _emit_pattern_id (source); - } - - _trace_printf ("set-source %% p%ld\n", obj->token); - _write_unlock (); - } - - DLCALL (cairo_set_source, cr, source); - _exit_trace (); -} - -cairo_pattern_t * -cairo_get_source (cairo_t *cr) -{ - cairo_pattern_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_get_source, cr); - - if (! _has_pattern_id (ret)) { - _emit_cairo_op (cr, "/source get /p%ld exch def\n", - _create_pattern_id (ret)); - _get_object (PATTERN, ret)->defined = TRUE; - } - - _exit_trace (); - return ret; -} - -void -cairo_set_tolerance (cairo_t *cr, double tolerance) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "%g set-tolerance\n", tolerance); - DLCALL (cairo_set_tolerance, cr, tolerance); - _exit_trace (); -} - -static const char * -_antialias_to_string (cairo_antialias_t antialias) -{ -#define f(name) case CAIRO_ANTIALIAS_ ## name: return "ANTIALIAS_" #name - switch (antialias) { - f(DEFAULT); - - f(NONE); - f(GRAY); - f(SUBPIXEL); - - f(FAST); - f(GOOD); - f(BEST); - }; -#undef f - return "UNKNOWN_ANTIALIAS"; -} - -void -cairo_set_antialias (cairo_t *cr, cairo_antialias_t antialias) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, - "//%s set-antialias\n", _antialias_to_string (antialias)); - DLCALL (cairo_set_antialias, cr, antialias); - _exit_trace (); -} - -static const char * -_fill_rule_to_string (cairo_fill_rule_t rule) -{ -#define f(name) case CAIRO_FILL_RULE_ ## name: return #name - switch (rule) { - f(WINDING); - f(EVEN_ODD); - }; -#undef f - return "UNKNOWN_FILL_RULE"; -} - -void -cairo_set_fill_rule (cairo_t *cr, cairo_fill_rule_t fill_rule) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, - "//%s set-fill-rule\n", _fill_rule_to_string (fill_rule)); - DLCALL (cairo_set_fill_rule, cr, fill_rule); - _exit_trace (); -} - -void -cairo_set_line_width (cairo_t *cr, double width) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "%g set-line-width\n", width); - DLCALL (cairo_set_line_width, cr, width); - _exit_trace (); -} - -static const char * -_line_cap_to_string (cairo_line_cap_t line_cap) -{ -#define f(name) case CAIRO_LINE_CAP_ ## name: return "LINE_CAP_" #name - switch (line_cap) { - f(BUTT); - f(ROUND); - f(SQUARE); - }; -#undef f - return "UNKNOWN_LINE_CAP"; -} - -void -cairo_set_line_cap (cairo_t *cr, cairo_line_cap_t line_cap) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "//%s set-line-cap\n", _line_cap_to_string (line_cap)); - DLCALL (cairo_set_line_cap, cr, line_cap); - _exit_trace (); -} - -static const char * -_line_join_to_string (cairo_line_join_t line_join) -{ -#define f(name) case CAIRO_LINE_JOIN_ ## name: return "LINE_JOIN_" #name - switch (line_join) { - f(MITER); - f(ROUND); - f(BEVEL); - }; -#undef f - return "UNKNOWN_LINE_JOIN"; -} - -void -cairo_set_line_join (cairo_t *cr, cairo_line_join_t line_join) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, - "//%s set-line-join\n", _line_join_to_string (line_join)); - DLCALL (cairo_set_line_join, cr, line_join); - _exit_trace (); -} - -void -cairo_set_dash (cairo_t *cr, const double *dashes, int num_dashes, double offset) -{ - _enter_trace (); - _emit_line_info (); - if (cr != NULL && _write_lock ()) { - int n; - - _emit_context (cr); - - _trace_printf ("["); - for (n = 0; n < num_dashes; n++) { - if (n != 0) - _trace_printf (" "); - _trace_printf ("%g", dashes[n]); - } - _trace_printf ("] %g set-dash\n", offset); - - _write_unlock (); - } - - DLCALL (cairo_set_dash, cr, dashes, num_dashes, offset); - _exit_trace (); -} - -void -cairo_set_miter_limit (cairo_t *cr, double limit) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "%g set-miter-limit\n", limit); - DLCALL (cairo_set_miter_limit, cr, limit); - _exit_trace (); -} - -void -cairo_translate (cairo_t *cr, double tx, double ty) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "%g %g translate\n", tx, ty); - DLCALL (cairo_translate, cr, tx, ty); - _exit_trace (); -} - -void -cairo_scale (cairo_t *cr, double sx, double sy) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "%g %g scale\n", sx, sy); - DLCALL (cairo_scale, cr, sx, sy); - _exit_trace (); -} - -void -cairo_rotate (cairo_t *cr, double angle) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "%g rotate\n", angle); - DLCALL (cairo_rotate, cr, angle); - _exit_trace (); -} - -void -cairo_transform (cairo_t *cr, const cairo_matrix_t *matrix) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "%g %g %g %g %g %g matrix transform\n", - matrix->xx, matrix->yx, - matrix->xy, matrix->yy, - matrix->x0, matrix->y0); - DLCALL (cairo_transform, cr, matrix); - _exit_trace (); -} - -void -cairo_set_matrix (cairo_t *cr, const cairo_matrix_t *matrix) -{ - _enter_trace (); - _emit_line_info (); - if (_matrix_is_identity (matrix)) { - _emit_cairo_op (cr, "identity set-matrix\n"); - } else { - _emit_cairo_op (cr, "%g %g %g %g %g %g matrix set-matrix\n", - matrix->xx, matrix->yx, - matrix->xy, matrix->yy, - matrix->x0, matrix->y0); - } - DLCALL (cairo_set_matrix, cr, matrix); - _exit_trace (); -} - -cairo_surface_t * -cairo_get_target (cairo_t *cr) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_get_target, cr); - if (cr != NULL) { - Object *obj = _create_surface (ret); - - if (! obj->defined) { - _emit_cairo_op (cr, - "/target get /s%ld exch def\n", - obj->token); - obj->defined = TRUE; - } - } - - _exit_trace (); - return ret; -} - -cairo_surface_t * -cairo_get_group_target (cairo_t *cr) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_get_group_target, cr); - if (cr != NULL) { - Object *obj = _create_surface (ret); - - if (! obj->defined) { - _emit_cairo_op (cr, - "/group-target get /s%ld exch def\n", - obj->token); - obj->defined = TRUE; - } - } - - _exit_trace (); - return ret; -} - -void -cairo_identity_matrix (cairo_t *cr) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "identity set-matrix\n"); - DLCALL (cairo_identity_matrix, cr); - _exit_trace (); -} - -void -cairo_new_path (cairo_t *cr) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "n "); - DLCALL (cairo_new_path, cr); - _exit_trace (); -} - -void -cairo_move_to (cairo_t *cr, double x, double y) -{ - _enter_trace (); - _emit_cairo_op (cr, "%g %g m ", x, y); - DLCALL (cairo_move_to, cr, x, y); - _exit_trace (); -} - -void -cairo_new_sub_path (cairo_t *cr) -{ - _enter_trace (); - _emit_cairo_op (cr, "N "); - DLCALL (cairo_new_sub_path, cr); - _exit_trace (); -} - -void -cairo_line_to (cairo_t *cr, double x, double y) -{ - _enter_trace (); - _emit_cairo_op (cr, "%g %g l ", x, y); - DLCALL (cairo_line_to, cr, x, y); - _exit_trace (); -} - -void -cairo_curve_to (cairo_t *cr, double x1, double y1, double x2, double y2, double x3, double y3) -{ - _enter_trace (); - _emit_cairo_op (cr, "%g %g %g %g %g %g c ", x1, y1, x2, y2, x3, y3); - DLCALL (cairo_curve_to, cr, x1, y1, x2, y2, x3, y3); - _exit_trace (); -} - -void -cairo_arc (cairo_t *cr, double xc, double yc, double radius, double angle1, double angle2) -{ - _enter_trace (); - _emit_cairo_op (cr, "%g %g %g %g %g arc\n", xc, yc, radius, angle1, angle2); - DLCALL (cairo_arc, cr, xc, yc, radius, angle1, angle2); - _exit_trace (); -} - -void -cairo_arc_negative (cairo_t *cr, double xc, double yc, double radius, double angle1, double angle2) -{ - _enter_trace (); - _emit_cairo_op (cr, "%g %g %g %g %g arc-\n", - xc, yc, radius, angle1, angle2); - DLCALL (cairo_arc_negative, cr, xc, yc, radius, angle1, angle2); - _exit_trace (); -} - -void -cairo_rel_move_to (cairo_t *cr, double dx, double dy) -{ - _enter_trace (); - _emit_cairo_op (cr, "%g %g M ", dx, dy); - DLCALL (cairo_rel_move_to, cr, dx, dy); - _exit_trace (); -} - -void -cairo_rel_line_to (cairo_t *cr, double dx, double dy) -{ - _enter_trace (); - _emit_cairo_op (cr, "%g %g L ", dx, dy); - DLCALL (cairo_rel_line_to, cr, dx, dy); - _exit_trace (); -} - -void -cairo_rel_curve_to (cairo_t *cr, double dx1, double dy1, double dx2, double dy2, double dx3, double dy3) -{ - _enter_trace (); - _emit_cairo_op (cr, "%g %g %g %g %g %g C ", - dx1, dy1, dx2, dy2, dx3, dy3); - DLCALL (cairo_rel_curve_to, cr, dx1, dy1, dx2, dy2, dx3, dy3); - _exit_trace (); -} - -void -cairo_rectangle (cairo_t *cr, double x, double y, double width, double height) -{ - _enter_trace (); - _emit_cairo_op (cr, "%g %g %g %g rectangle\n", x, y, width, height); - DLCALL (cairo_rectangle, cr, x, y, width, height); - _exit_trace (); -} - -void -cairo_close_path (cairo_t *cr) -{ - _enter_trace (); - _emit_cairo_op (cr, "h\n"); - DLCALL (cairo_close_path, cr); - _exit_trace (); -} - -void -cairo_paint (cairo_t *cr) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "paint\n"); - DLCALL (cairo_paint, cr); - _exit_trace (); -} - -void -cairo_paint_with_alpha (cairo_t *cr, double alpha) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "%g paint-with-alpha\n", alpha); - DLCALL (cairo_paint_with_alpha, cr, alpha); - _exit_trace (); -} - -void -cairo_mask (cairo_t *cr, cairo_pattern_t *pattern) -{ - _enter_trace (); - _emit_line_info (); - if (cr != NULL && pattern != NULL && _write_lock ()) { - Object *obj = _get_object (PATTERN, pattern); - cairo_bool_t need_context_and_pattern = TRUE; - - if (_is_current (PATTERN, pattern, 0) && - _is_current (CONTEXT, cr, 1)) - { - if (obj->defined) { - _consume_operand (false); - need_context_and_pattern = FALSE; - } - } - else if (_is_current (PATTERN, pattern, 1) && - _is_current (CONTEXT, cr, 0)) - { - if (obj->defined) { - _trace_printf ("exch "); - _exch_operands (); - _consume_operand (false); - need_context_and_pattern = FALSE; - } - } - - if (need_context_and_pattern) { - _emit_context (cr); - _emit_pattern_id (pattern); - } - - _trace_printf (" mask\n"); - _write_unlock (); - } - DLCALL (cairo_mask, cr, pattern); - _exit_trace (); -} - -void -cairo_mask_surface (cairo_t *cr, cairo_surface_t *surface, double x, double y) -{ - _enter_trace (); - _emit_line_info (); - if (cr != NULL && surface != NULL && _write_lock ()) { - Object *obj = _get_object (SURFACE, surface); - if (_is_current (SURFACE, surface, 0) && - _is_current (CONTEXT, cr, 1)) - { - _consume_operand (false); - } - else if (_is_current (SURFACE, surface, 1) && - _is_current (CONTEXT, cr, 0)) - { - _trace_printf ("exch "); - _exch_operands (); - _consume_operand (false); - } else if (obj->defined){ - _emit_context (cr); - _trace_printf ("s%ld ", obj->token); - } else { - _emit_context (cr); - _trace_printf ("%d index ", - current_stack_depth - obj->operand - 1); - } - _trace_printf ("pattern"); - - if (x != 0. || y != 0.) - _trace_printf (" %g %g translate", -x, -y); - - _trace_printf (" mask\n"); - _write_unlock (); - } - - DLCALL (cairo_mask_surface, cr, surface, x, y); - _exit_trace (); -} - -void -cairo_stroke (cairo_t *cr) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "stroke\n"); - DLCALL (cairo_stroke, cr); - _exit_trace (); -} - -void -cairo_stroke_preserve (cairo_t *cr) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "stroke+\n"); - DLCALL (cairo_stroke_preserve, cr); - _exit_trace (); -} - -void -cairo_fill (cairo_t *cr) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "fill\n"); - DLCALL (cairo_fill, cr); - _exit_trace (); -} - -void -cairo_fill_preserve (cairo_t *cr) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "fill+\n"); - DLCALL (cairo_fill_preserve, cr); - _exit_trace (); -} - -void -cairo_copy_page (cairo_t *cr) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "copy-page\n"); - DLCALL (cairo_copy_page, cr); - _exit_trace (); -} - -void -cairo_show_page (cairo_t *cr) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "show-page\n"); - DLCALL (cairo_show_page, cr); - _exit_trace (); -} - -void -cairo_clip (cairo_t *cr) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "clip\n"); - DLCALL (cairo_clip, cr); - _exit_trace (); -} - -void -cairo_clip_preserve (cairo_t *cr) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "clip+\n"); - DLCALL (cairo_clip_preserve, cr); - _exit_trace (); -} - -void -cairo_reset_clip (cairo_t *cr) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "reset-clip\n"); - DLCALL (cairo_reset_clip, cr); - _exit_trace (); -} - - -static const char * -_slant_to_string (cairo_font_slant_t font_slant) -{ -#define f(name) case CAIRO_FONT_SLANT_ ## name: return "SLANT_" #name - switch (font_slant) { - f(NORMAL); - f(ITALIC); - f(OBLIQUE); - }; -#undef f - return "UNKNOWN_SLANT"; -} - -static const char * -_weight_to_string (cairo_font_weight_t font_weight) -{ -#define f(name) case CAIRO_FONT_WEIGHT_ ## name: return "WEIGHT_" #name - switch (font_weight) { - f(NORMAL); - f(BOLD); - }; -#undef f - return "UNKNOWN_WEIGHT"; -} - -void -cairo_select_font_face (cairo_t *cr, const char *family, cairo_font_slant_t slant, cairo_font_weight_t weight) -{ - _enter_trace (); - _emit_line_info (); - if (cr != NULL && _write_lock ()) { - _emit_context (cr); - _emit_string_literal (family, -1); - _trace_printf (" //%s //%s select-font-face\n", - _slant_to_string (slant), - _weight_to_string (weight)); - _write_unlock (); - } - DLCALL (cairo_select_font_face, cr, family, slant, weight); - _exit_trace (); -} - -cairo_font_face_t * -cairo_get_font_face (cairo_t *cr) -{ - cairo_font_face_t *ret; - long font_face_id; - - _enter_trace (); - - ret = DLCALL (cairo_get_font_face, cr); - font_face_id = _create_font_face_id (ret); - - _emit_cairo_op (cr, "/font-face get %% f%ld\n", font_face_id); - _push_operand (FONT_FACE, ret); - dump_stack(__func__); - - _exit_trace (); - return ret; -} - -void -cairo_set_font_face (cairo_t *cr, cairo_font_face_t *font_face) -{ - _enter_trace (); - _emit_line_info (); - if (cr != NULL && font_face != NULL && _write_lock ()) { - if (_is_current (FONT_FACE, font_face, 0) && - _is_current (CONTEXT, cr, 1)) - { - _consume_operand (false); - } - else if (_is_current (FONT_FACE, font_face, 1) && - _is_current (CONTEXT, cr, 0)) - { - _trace_printf ("exch "); - _exch_operands (); - _consume_operand (false); - } - else - { - _emit_context (cr); - _emit_font_face_id (font_face); - } - - _trace_printf ("set-font-face\n"); - _write_unlock (); - } - - DLCALL (cairo_set_font_face, cr, font_face); - _exit_trace (); -} - -void -cairo_set_font_size (cairo_t *cr, double size) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "%g set-font-size\n", size); - DLCALL (cairo_set_font_size, cr, size); - _exit_trace (); -} - -void -cairo_set_font_matrix (cairo_t *cr, const cairo_matrix_t *matrix) -{ - _enter_trace (); - _emit_line_info (); - _emit_cairo_op (cr, "%g %g %g %g %g %g matrix set-font-matrix\n", - matrix->xx, matrix->yx, - matrix->xy, matrix->yy, - matrix->x0, matrix->y0); - DLCALL (cairo_set_font_matrix, cr, matrix); - _exit_trace (); -} - -static const char * -_subpixel_order_to_string (cairo_subpixel_order_t subpixel_order) -{ -#define f(name) case CAIRO_SUBPIXEL_ORDER_ ## name: return "SUBPIXEL_ORDER_" #name - switch (subpixel_order) { - f(DEFAULT); - f(RGB); - f(BGR); - f(VRGB); - f(VBGR); - }; -#undef f - return "UNKNOWN_SUBPIXEL_ORDER"; -} - -static const char * -_hint_style_to_string (cairo_hint_style_t hint_style) -{ -#define f(name) case CAIRO_HINT_STYLE_ ## name: return "HINT_STYLE_" #name - switch (hint_style) { - f(DEFAULT); - f(NONE); - f(SLIGHT); - f(MEDIUM); - f(FULL); - }; -#undef f - return "UNKNOWN_HINT_STYLE"; -} - -static const char * -_hint_metrics_to_string (cairo_hint_metrics_t hint_metrics) -{ -#define f(name) case CAIRO_HINT_METRICS_ ## name: return "HINT_METRICS_" #name - switch (hint_metrics) { - f(DEFAULT); - f(OFF); - f(ON); - }; -#undef f - return "UNKNOWN_HINT_METRICS"; -} - -static void -_emit_font_options (const cairo_font_options_t *options) -{ - cairo_antialias_t antialias; - cairo_subpixel_order_t subpixel_order; - cairo_hint_style_t hint_style; - cairo_hint_metrics_t hint_metrics; - - _trace_printf ("<<"); - - antialias = DLCALL (cairo_font_options_get_antialias, options); - if (antialias != CAIRO_ANTIALIAS_DEFAULT) { - _trace_printf (" /antialias //%s", - _antialias_to_string (antialias)); - } - - subpixel_order = DLCALL (cairo_font_options_get_subpixel_order, options); - if (subpixel_order != CAIRO_SUBPIXEL_ORDER_DEFAULT) { - _trace_printf (" /subpixel-order //%s", - _subpixel_order_to_string (subpixel_order)); - } - - hint_style = DLCALL (cairo_font_options_get_hint_style, options); - if (hint_style != CAIRO_HINT_STYLE_DEFAULT) { - _trace_printf (" /hint-style //%s", - _hint_style_to_string (hint_style)); - } - - hint_metrics = DLCALL (cairo_font_options_get_hint_metrics, options); - if (hint_metrics != CAIRO_HINT_METRICS_DEFAULT) { - _trace_printf (" /hint-metrics //%s", - _hint_metrics_to_string (hint_metrics)); - } - - _trace_printf (" >>"); -} - -void -cairo_set_font_options (cairo_t *cr, const cairo_font_options_t *options) -{ - _enter_trace (); - _emit_line_info (); - if (cr != NULL && options != NULL && _write_lock ()) { - _emit_context (cr); - _emit_font_options (options); - _trace_printf (" set-font-options\n"); - _write_unlock (); - } - - DLCALL (cairo_set_font_options, cr, options); - _exit_trace (); -} - -cairo_scaled_font_t * -cairo_get_scaled_font (cairo_t *cr) -{ - cairo_scaled_font_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_get_scaled_font, cr); - - if (cr != NULL && ! _has_scaled_font_id (ret)) { - _emit_cairo_op (cr, "/scaled-font get /sf%ld exch def\n", - _create_scaled_font_id (ret)); - _get_object (SCALED_FONT, ret)->defined = TRUE; - } - - _exit_trace (); - return ret; -} - -void -cairo_set_scaled_font (cairo_t *cr, const cairo_scaled_font_t *scaled_font) -{ - _enter_trace (); - _emit_line_info (); - if (cr != NULL && scaled_font != NULL && _write_lock ()) { - Object *obj = _get_object (SCALED_FONT, scaled_font); - cairo_bool_t need_context_and_font = TRUE; - - if (_is_current (SCALED_FONT, scaled_font, 0) && - _is_current (CONTEXT, cr, 1)) - { - if (obj->defined) { - _consume_operand (false); - } else { - _trace_printf ("exch 1 index "); - _exch_operands (); - } - need_context_and_font = FALSE; - } - else if (_is_current (SCALED_FONT, scaled_font, 1) && - _is_current (CONTEXT, cr, 0)) - { - if (obj->defined) { - _trace_printf ("exch "); - _exch_operands (); - _consume_operand (false); - need_context_and_font = FALSE; - } - } - - if (need_context_and_font) { - _emit_context (cr); - _emit_scaled_font_id (scaled_font); - } - - _trace_printf ("set-scaled-font\n"); - - _write_unlock (); - } - DLCALL (cairo_set_scaled_font, cr, scaled_font); - _exit_trace (); -} - -static void -_emit_matrix (const cairo_matrix_t *m) -{ - if (_matrix_is_identity(m)) - { - _trace_printf ("identity"); - } - else - { - _trace_printf ("%g %g %g %g %g %g matrix", - m->xx, m->yx, - m->xy, m->yy, - m->x0, m->y0); - } -} - -cairo_scaled_font_t * -cairo_scaled_font_create (cairo_font_face_t *font_face, - const cairo_matrix_t *font_matrix, - const cairo_matrix_t *ctm, - const cairo_font_options_t *options) -{ - cairo_scaled_font_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_scaled_font_create, font_face, font_matrix, ctm, options); - if (_has_scaled_font_id (ret)) - goto out; - - _emit_line_info (); - if (font_face != NULL && - font_matrix != NULL && - ctm != NULL && - options != NULL - && _write_lock ()) - { - Object *obj; - - obj = _type_object_create (SCALED_FONT, ret); - DLCALL (cairo_scaled_font_set_user_data, - ret, &destroy_key, obj, _object_undef); - - if (_pop_operands_to (FONT_FACE, font_face)) - _consume_operand (false); - else - _trace_printf ("f%ld ", _get_font_face_id (font_face)); - - _emit_matrix (font_matrix); - _trace_printf (" "); - - _emit_matrix (ctm); - _trace_printf (" "); - - _emit_font_options (options); - - _trace_printf (" scaled-font /sf%ld exch def\n", - obj->token); - obj->defined = TRUE; - - _write_unlock (); - } - -out: - _exit_trace (); - return ret; -} - -void -cairo_show_text (cairo_t *cr, const char *utf8) -{ - _enter_trace (); - _emit_line_info (); - if (cr != NULL && _write_lock ()) { - _emit_context (cr); - _emit_string_literal (utf8, -1); - _trace_printf (" show-text\n"); - _write_unlock (); - } - DLCALL (cairo_show_text, cr, utf8); - _exit_trace (); -} - -static void -_glyph_advance (cairo_scaled_font_t *font, - const cairo_glyph_t *glyph, - double *x, double *y) -{ - cairo_text_extents_t extents; - - DLCALL (cairo_scaled_font_glyph_extents, font, glyph, 1, &extents); - *x += extents.x_advance; - *y += extents.y_advance; -} - -#define TOLERANCE 1e-5 -static void -_emit_glyphs (cairo_scaled_font_t *font, - const cairo_glyph_t *glyphs, - int num_glyphs) -{ - double x,y; - int n; - - if (num_glyphs == 0) { - _trace_printf ("[]"); - return; - } - - for (n = 0; n < num_glyphs; n++) { - if (glyphs[n].index > 255) - break; - } - - x = glyphs->x; - y = glyphs->y; - if (n < num_glyphs) { /* need full glyph range */ - cairo_bool_t first; - - _trace_printf ("[%g %g [", x, y); - first = TRUE; - while (num_glyphs--) { - if (fabs (glyphs->x - x) > TOLERANCE || - fabs (glyphs->y - y) > TOLERANCE) - { - x = glyphs->x; - y = glyphs->y; - _trace_printf ("] %g %g [", x, y); - first = TRUE; - } - - if (! first) - _trace_printf (" "); - _trace_printf ("%lu", glyphs->index); - first = FALSE; - - _glyph_advance (font, glyphs, &x, &y); - glyphs++; - } - _trace_printf ("]]"); - } else { - struct _data_stream stream; - - if (num_glyphs == 1) { - _trace_printf ("[%g %g <%02lx>]", x, y, glyphs->index); - } else { - _trace_printf ("[%g %g <~", x, y); - _write_base85_data_start (&stream); - while (num_glyphs--) { - unsigned char c; - - if (fabs (glyphs->x - x) > TOLERANCE || - fabs (glyphs->y - y) > TOLERANCE) - { - x = glyphs->x; - y = glyphs->y; - _write_base85_data_end (&stream); - _trace_printf ("~> %g %g <~", x, y); - _write_base85_data_start (&stream); - } - - c = glyphs->index; - _write_base85_data (&stream, &c, 1); - - _glyph_advance (font, glyphs, &x, &y); - glyphs++; - } - _write_base85_data_end (&stream); - _trace_printf ("~>]"); - } - } -} - -void -cairo_show_glyphs (cairo_t *cr, const cairo_glyph_t *glyphs, int num_glyphs) -{ - _enter_trace (); - _emit_line_info (); - if (cr != NULL && glyphs != NULL && _write_lock ()) { - cairo_scaled_font_t *font; - - _emit_context (cr); - font = DLCALL (cairo_get_scaled_font, cr); - - _emit_glyphs (font, glyphs, num_glyphs); - _trace_printf (" show-glyphs\n"); - _write_unlock (); - } - - DLCALL (cairo_show_glyphs, cr, glyphs, num_glyphs); - _exit_trace (); -} - -static const char * -_direction_to_string (cairo_bool_t backward) -{ - const char *names[] = { - "FORWARD", - "BACKWARD" - }; - return names[!!backward]; -} - -void -cairo_show_text_glyphs (cairo_t *cr, - const char *utf8, - int utf8_len, - const cairo_glyph_t *glyphs, - int num_glyphs, - const cairo_text_cluster_t *clusters, - int num_clusters, - cairo_text_cluster_flags_t backward) -{ - cairo_scaled_font_t *font; - - _enter_trace (); - - font = DLCALL (cairo_get_scaled_font, cr); - - _emit_line_info (); - if (cr != NULL && glyphs != NULL && clusters != NULL && _write_lock ()) { - int n; - - _emit_context (cr); - - _emit_string_literal (utf8, utf8_len); - - _emit_glyphs (font, glyphs, num_glyphs); - _trace_printf (" ["); - for (n = 0; n < num_clusters; n++) { - _trace_printf (" %d %d", - clusters[n].num_bytes, - clusters[n].num_glyphs); - } - _trace_printf (" ] //%s show-text-glyphs\n", - _direction_to_string (backward)); - - _write_unlock (); - } - - DLCALL (cairo_show_text_glyphs, cr, - utf8, utf8_len, - glyphs, num_glyphs, - clusters, num_clusters, - backward); - _exit_trace (); -} - -void -cairo_text_path (cairo_t *cr, const char *utf8) -{ - _enter_trace (); - _emit_line_info (); - if (cr != NULL && _write_lock ()) { - _emit_context (cr); - _emit_string_literal (utf8, -1); - _trace_printf (" text-path\n"); - _write_unlock (); - } - DLCALL (cairo_text_path, cr, utf8); - _exit_trace (); -} - -void -cairo_glyph_path (cairo_t *cr, const cairo_glyph_t *glyphs, int num_glyphs) -{ - cairo_scaled_font_t *font; - - _enter_trace (); - - font = DLCALL (cairo_get_scaled_font, cr); - - _emit_line_info (); - if (cr != NULL && glyphs != NULL && _write_lock ()) { - _emit_context (cr); - _emit_glyphs (font, glyphs, num_glyphs); - _trace_printf (" glyph-path\n"); - - _write_unlock (); - } - - DLCALL (cairo_glyph_path, cr, glyphs, num_glyphs); - _exit_trace (); -} - -void -cairo_append_path (cairo_t *cr, const cairo_path_t *path) -{ - /* XXX no support for named paths, so manually reconstruct */ - int i; - cairo_path_data_t *p; - - _enter_trace (); - - _emit_line_info (); - if (cr == NULL || path == NULL) { - DLCALL (cairo_append_path, cr, path); - _exit_trace (); - return; - } - - for (i=0; i < path->num_data; i += path->data[i].header.length) { - p = &path->data[i]; - switch (p->header.type) { - case CAIRO_PATH_MOVE_TO: - if (p->header.length >= 2) - cairo_move_to (cr, p[1].point.x, p[1].point.y); - break; - case CAIRO_PATH_LINE_TO: - if (p->header.length >= 2) - cairo_line_to (cr, p[1].point.x, p[1].point.y); - break; - case CAIRO_PATH_CURVE_TO: - if (p->header.length >= 4) - cairo_curve_to (cr, - p[1].point.x, p[1].point.y, - p[2].point.x, p[2].point.y, - p[3].point.x, p[3].point.y); - break; - case CAIRO_PATH_CLOSE_PATH: - if (p->header.length >= 1) - cairo_close_path (cr); - break; - default: - break; - } - } - _exit_trace (); -} - -cairo_surface_t * -cairo_image_surface_create (cairo_format_t format, int width, int height) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_image_surface_create, format, width, height); - - _emit_line_info (); - if (_write_lock ()) { - Object *obj = _create_surface (ret); - const char *format_str = _format_to_string (format); - const char *content_str = _format_to_content_string (format); - - _trace_printf ("dict\n" - " /width %d set\n" - " /height %d set\n" - " /format //%s set\n" - " /content //%s set\n" - " image dup /s%ld exch def\n", - width, height, format_str, content_str, obj->token); - obj->width = width; - obj->height = height; - obj->defined = TRUE; - _push_object (obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -cairo_surface_t * -cairo_image_surface_create_for_data (unsigned char *data, cairo_format_t format, int width, int height, int stride) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_image_surface_create_for_data, data, format, width, height, stride); - - _emit_line_info (); - if (_write_lock ()) { - Object *obj = _create_surface (ret); - - /* cairo_image_surface_create_for_data() is both used to supply - * foreign pixel data to cairo and in order to read pixels back. - * Defer grabbing the pixel contents until we have to, but only for - * "large" images, for small images the overhead of embedding pixels - * is negligible. - * - * Choose 32x32 as that captures most icons which thanks to GdkPixbuf - * are frequently reloaded. - */ - if (width * height < 32*32) { - _emit_image (ret, NULL); - _trace_printf (" dup /s%ld exch def\n", - obj->token); - } else { - _trace_printf ("dict\n" - " /width %d set\n" - " /height %d set\n" - " /format //%s set\n" - " image dup /s%ld exch def\n", - width, height, - _format_to_string (format), - obj->token); - - obj->foreign = TRUE; - } - - obj->width = width; - obj->height = height; - obj->defined = TRUE; - _push_object (obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -unsigned char * -cairo_image_surface_get_data (cairo_surface_t *surface) -{ - unsigned char *ptr; - - /* Just leave some breadcrumbs */ - _enter_trace (); - _emit_line_info (); - if (surface != NULL && _write_lock ()) { - _trace_printf ("%% s%ld get-data\n", _get_surface_id (surface)); - _write_unlock (); - } - ptr = DLCALL (cairo_image_surface_get_data, surface); - _exit_trace (); - - return ptr; -} - -cairo_pattern_t * -cairo_pattern_create_raster_source (void *data, cairo_content_t content, int width, int height) -{ - cairo_pattern_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_pattern_create_raster_source, data, content, width, height); - - _emit_line_info (); - if (_write_lock ()) { - long pattern_id = _create_pattern_id (ret); - cairo_format_t format; - cairo_surface_t *image; - cairo_t *cr; - - /* Impossible to accurately record the interaction with this custom - * pattern so just suck all the data into an image upfront */ - switch (content) { - case CAIRO_CONTENT_ALPHA: format = CAIRO_FORMAT_A8; break; - case CAIRO_CONTENT_COLOR: format = CAIRO_FORMAT_RGB24; break; - default: - case CAIRO_CONTENT_COLOR_ALPHA: format = CAIRO_FORMAT_ARGB32; break; - } - - _trace_printf ("%% raster-source\n"); - - image = DLCALL (cairo_image_surface_create, format, width, height); - cr = DLCALL (cairo_create, image); - DLCALL (cairo_set_source, cr, ret); - DLCALL (cairo_paint, cr); - DLCALL (cairo_destroy, cr); - - _emit_image (image, NULL); - DLCALL (cairo_surface_destroy, image); - _trace_printf (" pattern dup /s%ld exch def\n", - pattern_id); - - _push_operand (PATTERN, ret); - _get_object (PATTERN, ret)->defined = TRUE; - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -cairo_surface_t * -cairo_surface_create_similar (cairo_surface_t *other, - cairo_content_t content, - int width, int height) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_surface_create_similar, other, content, width, height); - - _emit_line_info (); - if (other != NULL && _write_lock ()) { - Object *other_obj = _get_object(SURFACE, other); - Object *new_obj = _create_surface (ret); - - if (other_obj->operand != -1) { - if (current_stack_depth == other_obj->operand + 1) - _trace_printf ("dup "); - else - _trace_printf ("%d index ", - current_stack_depth - other_obj->operand - 1); - } else { - assert(other_obj->defined); - _trace_printf ("s%ld ", other_obj->token); - } - - _trace_printf ("%d %d //%s similar dup /s%ld exch def\n", - width, height, - _content_to_string (content), - new_obj->token); - - new_obj->width = width; - new_obj->height = height; - new_obj->defined = TRUE; - - _push_object (new_obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -cairo_surface_t * -cairo_surface_create_similar_image (cairo_surface_t *other, - cairo_format_t format, - int width, int height) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_surface_create_similar_image, - other, format, width, height); - - _emit_line_info (); - if (other != NULL && _write_lock ()) { - Object *other_obj = _get_object(SURFACE, other); - Object *new_obj = _create_surface (ret); - - if (other_obj->defined) - _trace_printf ("s%ld ", other_obj->token); - else if (current_stack_depth == other_obj->operand + 1) - _trace_printf ("dup "); - else - _trace_printf ("%d index ", - current_stack_depth - other_obj->operand - 1); - _trace_printf ("//%s %d %d similar-image %% s%ld\n", - _format_to_string (format), - width, height, - new_obj->token); - new_obj->width = width; - new_obj->height = height; - - _push_object (new_obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -cairo_surface_t * -cairo_surface_map_to_image (cairo_surface_t *surface, - const cairo_rectangle_int_t *extents) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_surface_map_to_image, surface, extents); - - _emit_line_info (); - if (_write_lock ()) { - Object *obj = _create_surface (ret); - - _emit_surface (surface); - if (extents) { - _trace_printf ("[%d %d %d %d] map-to-image %% s%ld\n", - extents->x, extents->y, - extents->width, extents->height, - obj->token); - obj->width = extents->width; - obj->height = extents->height; - } else { - _trace_printf ("[ ] map-to-image %% s%ld\n", obj->token); - } - - _push_object (obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -void -cairo_surface_unmap_image (cairo_surface_t *surface, - cairo_surface_t *image) -{ - _enter_trace (); - - _emit_line_info (); - if (_write_lock ()) { - Object *s = _get_object (SURFACE, surface); - Object *i = _get_object (SURFACE, image); - if (!(s->operand == current_stack_depth - 2 && - i->operand == current_stack_depth - 1)) { - if (i->operand != s->operand + 1 || ! _pop_operands_to_depth (i->operand + 1)) { - _emit_surface (surface); - _emit_surface (image); - } - } - _trace_printf ("unmap-image\n"); - _consume_operand (true); - _write_unlock (); - } - - DLCALL (cairo_surface_unmap_image, surface, image); - - _exit_trace (); -} - -cairo_surface_t * -cairo_surface_create_for_rectangle (cairo_surface_t *target, - double x, double y, - double width, double height) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_surface_create_for_rectangle, target, x, y, width, height); - - _emit_line_info (); - if (target != NULL && _write_lock ()) { - Object *target_obj = _get_object (SURFACE, target); - Object *child_obj = _create_surface (ret); - - if (target_obj->defined) - _trace_printf ("s%ld ", target_obj->token); - else if (current_stack_depth == target_obj->operand + 1) - _trace_printf ("dup "); - else - _trace_printf ("%d index ", current_stack_depth - target_obj->operand - 1); - _trace_printf ("%f %f %f %f subsurface %% s%ld\n", - x, y, width, height, - child_obj->token); - - _push_object (child_obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -static void CAIRO_PRINTF_FORMAT(2, 3) -_emit_surface_op (cairo_surface_t *surface, const char *fmt, ...) -{ - va_list ap; - - if (surface == NULL || ! _write_lock ()) - return; - - _emit_surface (surface); - - va_start (ap, fmt); - _trace_vprintf ( fmt, ap); - va_end (ap); - - _write_unlock (); -} - -void -cairo_surface_finish (cairo_surface_t *surface) -{ - _enter_trace (); - _emit_line_info (); - DLCALL (cairo_surface_finish, surface); - _exit_trace (); -} - -void -cairo_surface_flush (cairo_surface_t *surface) -{ - _enter_trace (); - _emit_line_info (); - if (surface != NULL && _write_lock ()) { - _trace_printf ("%% s%ld flush\n", _get_surface_id (surface)); - _write_unlock (); - } - DLCALL (cairo_surface_flush, surface); - _exit_trace (); -} - -void -cairo_surface_mark_dirty (cairo_surface_t *surface) -{ - _enter_trace (); - _emit_line_info (); - - /* Call cairo before emitting the trace since _emit_surface() might cause - * snapshots to be creates while mark_dirty assert()s that there are none. - */ - DLCALL (cairo_surface_mark_dirty, surface); - - if (surface != NULL && _write_lock ()) { - if (_mark_dirty) { - _emit_surface (surface); - _trace_printf ("%% mark-dirty\n"); - _emit_source_image (surface); - } else - _trace_printf ("%% s%ld mark-dirty\n", _get_surface_id (surface)); - _write_unlock (); - } - _exit_trace (); -} - -void -cairo_surface_mark_dirty_rectangle (cairo_surface_t *surface, - int x, int y, int width, int height) -{ - _enter_trace (); - - /* Call cairo before emitting the trace since _emit_surface() might cause - * snapshots to be creates while mark_dirty assert()s that there are none. - */ - DLCALL (cairo_surface_mark_dirty_rectangle, surface, x, y, width, height); - - _emit_line_info (); - if (surface != NULL && _write_lock ()) { - if (_mark_dirty) { - _emit_surface (surface); - _trace_printf ("%% %d %d %d %d mark-dirty-rectangle\n", - x, y, width, height); - _emit_source_image_rectangle (surface, x,y, width, height); - } else - _trace_printf ("%% s%ld %d %d %d %d mark-dirty-rectangle\n", - _get_surface_id (surface), x, y, width, height); - _write_unlock (); - } - _exit_trace (); -} - -void -cairo_surface_set_device_offset (cairo_surface_t *surface, double x_offset, double y_offset) -{ - _enter_trace (); - _emit_line_info (); - _emit_surface_op (surface, "%g %g set-device-offset\n", - x_offset, y_offset); - DLCALL (cairo_surface_set_device_offset, surface, x_offset, y_offset); - _exit_trace (); -} - -void -cairo_surface_set_device_scale (cairo_surface_t *surface, double x_offset, double y_offset) -{ - _enter_trace (); - _emit_line_info (); - _emit_surface_op (surface, "%g %g set-device-scale\n", - x_offset, y_offset); - DLCALL (cairo_surface_set_device_scale, surface, x_offset, y_offset); - _exit_trace (); -} - - -void -cairo_surface_set_fallback_resolution (cairo_surface_t *surface, double x_pixels_per_inch, double y_pixels_per_inch) -{ - _enter_trace (); - _emit_line_info (); - _emit_surface_op (surface, "%g %g set-fallback-resolution\n", - x_pixels_per_inch, y_pixels_per_inch); - DLCALL (cairo_surface_set_fallback_resolution, surface, x_pixels_per_inch, y_pixels_per_inch); - _exit_trace (); -} - -void -cairo_surface_copy_page (cairo_surface_t *surface) -{ - _enter_trace (); - _emit_line_info (); - _emit_surface_op (surface, "copy-page\n"); - DLCALL (cairo_surface_copy_page, surface); - _exit_trace (); -} - -void -cairo_surface_show_page (cairo_surface_t *surface) -{ - _enter_trace (); - _emit_line_info (); - _emit_surface_op (surface, "show-page\n"); - DLCALL (cairo_surface_show_page, surface); - _exit_trace (); -} - -cairo_status_t -cairo_surface_set_mime_data (cairo_surface_t *surface, - const char *mime_type, - const unsigned char *data, - unsigned long length, - cairo_destroy_func_t destroy, - void *closure) -{ - cairo_status_t ret; - _enter_trace (); - _emit_line_info (); - if (surface != NULL && _write_lock ()) { - _emit_surface (surface); - _emit_string_literal (mime_type, -1); - _trace_printf (" "); - _emit_data (data, length); - _trace_printf (" /deflate filter set-mime-data\n"); - - _write_unlock (); - } - - ret = DLCALL (cairo_surface_set_mime_data, - surface, - mime_type, - data, length, - destroy, - closure); - _exit_trace (); - return ret; -} - -#if CAIRO_HAS_PNG_FUNCTIONS -cairo_status_t -cairo_surface_write_to_png (cairo_surface_t *surface, const char *filename) -{ - cairo_status_t ret; - _enter_trace (); - _emit_line_info (); - if (surface != NULL && _write_lock ()) { - _trace_printf ("%% s%ld ", _get_surface_id (surface)); - _emit_string_literal (filename, -1); - _trace_printf (" write-to-png pop\n"); - _write_unlock (); - } - ret = DLCALL (cairo_surface_write_to_png, surface, filename); - _exit_trace (); - return ret; -} - -cairo_status_t -cairo_surface_write_to_png_stream (cairo_surface_t *surface, - cairo_write_func_t write_func, - void *data) -{ - cairo_status_t ret; - _enter_trace (); - _emit_line_info (); - if (surface != NULL && _write_lock ()) { - char symbol[1024]; - - _trace_printf ("%% s%ld ", _get_surface_id (surface)); -#if CAIRO_HAS_SYMBOL_LOOKUP - lookup_symbol (symbol, sizeof (symbol), write_func); -#else - symbol[0] = '\0'; -#endif - _emit_string_literal (symbol, -1); - _trace_printf (" write-to-png-stream pop\n"); - _write_unlock (); - } - ret = DLCALL (cairo_surface_write_to_png_stream, - surface, write_func, data); - _exit_trace (); - return ret; -} -#endif - -static void CAIRO_PRINTF_FORMAT(2, 3) -_emit_pattern_op (cairo_pattern_t *pattern, const char *fmt, ...) -{ - va_list ap; - - if (pattern == NULL || ! _write_lock ()) - return; - - _emit_pattern (pattern); - - va_start (ap, fmt); - _trace_vprintf (fmt, ap); - va_end (ap); - - _write_unlock (); -} - -cairo_pattern_t * -cairo_pattern_create_rgb (double red, double green, double blue) -{ - cairo_pattern_t *ret; - long pattern_id; - - _enter_trace (); - - ret = DLCALL (cairo_pattern_create_rgb, red, green, blue); - pattern_id = _create_pattern_id (ret); - - _emit_line_info (); - if (_write_lock ()) { - _trace_printf ("/p%ld %g %g %g rgb def\n", - pattern_id, red, green, blue); - _get_object (PATTERN, ret)->defined = TRUE; - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -cairo_pattern_t * -cairo_pattern_create_rgba (double red, double green, double blue, double alpha) -{ - cairo_pattern_t *ret; - long pattern_id; - - _enter_trace (); - - ret = DLCALL (cairo_pattern_create_rgba, red, green, blue, alpha); - pattern_id = _create_pattern_id (ret); - - _emit_line_info (); - if (_write_lock ()) { - _trace_printf ("/p%ld %g %g %g %g rgba def\n", - pattern_id, red, green, blue, alpha); - _get_object (PATTERN, ret)->defined = TRUE; - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -cairo_pattern_t * -cairo_pattern_create_for_surface (cairo_surface_t *surface) -{ - cairo_pattern_t *ret; - long pattern_id; - long surface_id; - - _enter_trace (); - - ret = DLCALL (cairo_pattern_create_for_surface, surface); - pattern_id = _create_pattern_id (ret); - - _emit_line_info (); - if (surface != NULL && _write_lock ()) { - surface_id = _get_surface_id (surface); - - if (_pop_operands_to (SURFACE, surface)) { - _consume_operand (false); - } else { - _trace_printf ("s%ld ", surface_id); - } - - if (_get_object (SURFACE, surface)->foreign) - _emit_source_image (surface); - - _trace_printf ("pattern %% p%ld\n", pattern_id); - _push_operand (PATTERN, ret); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -cairo_pattern_t * -cairo_pattern_create_linear (double x0, double y0, double x1, double y1) -{ - cairo_pattern_t *ret; - long pattern_id; - - _enter_trace (); - - ret = DLCALL (cairo_pattern_create_linear, x0, y0, x1, y1); - pattern_id = _create_pattern_id (ret); - - _emit_line_info (); - if (_write_lock ()) { - _trace_printf ("%g %g %g %g linear %% p%ld\n", - x0, y0, x1, y1, pattern_id); - _push_operand (PATTERN, ret); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -cairo_pattern_t * -cairo_pattern_create_radial (double cx0, double cy0, double radius0, double cx1, double cy1, double radius1) -{ - cairo_pattern_t *ret; - long pattern_id; - - _enter_trace (); - - ret = DLCALL (cairo_pattern_create_radial, - cx0, cy0, radius0, - cx1, cy1, radius1); - pattern_id = _create_pattern_id (ret); - - _emit_line_info (); - if (_write_lock ()) { - _trace_printf ("%g %g %g %g %g %g radial %% p%ld\n", - cx0, cy0, radius0, cx1, cy1, radius1, - pattern_id); - _push_operand (PATTERN, ret); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -void -cairo_pattern_add_color_stop_rgb (cairo_pattern_t *pattern, double offset, double red, double green, double blue) -{ - _enter_trace (); - _emit_line_info (); - _emit_pattern_op (pattern, - "%g %g %g %g 1 add-color-stop\n", - offset, red, green, blue); - DLCALL (cairo_pattern_add_color_stop_rgb, pattern, offset, red, green, blue); - _exit_trace (); -} - -void -cairo_pattern_add_color_stop_rgba (cairo_pattern_t *pattern, double offset, double red, double green, double blue, double alpha) -{ - _enter_trace (); - _emit_line_info (); - _emit_pattern_op (pattern, - "%g %g %g %g %g add-color-stop\n", - offset, red, green, blue, alpha); - DLCALL (cairo_pattern_add_color_stop_rgba, pattern, offset, red, green, blue, alpha); - _exit_trace (); -} - -void -cairo_pattern_set_matrix (cairo_pattern_t *pattern, const cairo_matrix_t *matrix) -{ - _enter_trace (); - _emit_line_info (); - if (_matrix_is_identity (matrix)) { - _emit_pattern_op (pattern, "identity set-matrix\n"); - } else { - _emit_pattern_op (pattern, - "%g %g %g %g %g %g matrix set-matrix\n", - matrix->xx, matrix->yx, - matrix->xy, matrix->yy, - matrix->x0, matrix->y0); - } - DLCALL (cairo_pattern_set_matrix, pattern, matrix); - _exit_trace (); -} - -static const char * -_filter_to_string (cairo_filter_t filter) -{ -#define f(name) case CAIRO_FILTER_ ## name: return "FILTER_" #name - switch (filter) { - f(FAST); - f(GOOD); - f(BEST); - f(NEAREST); - f(BILINEAR); - f(GAUSSIAN); - }; -#undef f - return "UNKNOWN_FILTER"; -} - -void -cairo_pattern_set_filter (cairo_pattern_t *pattern, cairo_filter_t filter) -{ - _enter_trace (); - _emit_line_info (); - _emit_pattern_op (pattern, "//%s set-filter\n", _filter_to_string (filter)); - DLCALL (cairo_pattern_set_filter, pattern, filter); - _exit_trace (); -} - -static const char * -_extend_to_string (cairo_extend_t extend) -{ -#define f(name) case CAIRO_EXTEND_ ## name: return "EXTEND_" #name - switch (extend) { - f(NONE); - f(REPEAT); - f(REFLECT); - f(PAD); - }; -#undef f - return "UNKNOWN_EXTEND"; -} - -void -cairo_pattern_set_extend (cairo_pattern_t *pattern, cairo_extend_t extend) -{ - _enter_trace (); - _emit_line_info (); - _emit_pattern_op (pattern, "//%s set-extend\n", _extend_to_string (extend)); - DLCALL (cairo_pattern_set_extend, pattern, extend); - _exit_trace (); -} - -#if CAIRO_HAS_FT_FONT -#if CAIRO_HAS_FC_FONT -cairo_font_face_t * -cairo_ft_font_face_create_for_pattern (FcPattern *pattern) -{ - cairo_font_face_t *ret; - long font_face_id; - - _enter_trace (); - - ret = DLCALL (cairo_ft_font_face_create_for_pattern, pattern); - font_face_id = _create_font_face_id (ret); - - _emit_line_info (); - if (pattern != NULL && _write_lock ()) { - Object *obj; - - obj = _get_object (FONT_FACE, ret); - if (obj->unknown) { - FcPattern *copy; - FcChar8 *unparsed; - - copy = DLCALL (FcPatternDuplicate, pattern); - if (copy) - { - DLCALL (FcPatternDel, copy, FC_LANG); - DLCALL (FcPatternDel, copy, FC_CHARSET); - DLCALL (FcPatternDel, copy, FC_CAPABILITY); - } - else - copy = pattern; - - unparsed = DLCALL (FcNameUnparse, copy); - _trace_printf ("dict\n" - " /type 42 set\n" - " /pattern "); - _emit_string_literal ((char *) unparsed, -1); - _trace_printf (" set\n" - " font %% f%ld\n", - font_face_id); - obj->unknown = FALSE; - _push_operand (FONT_FACE, ret); - dump_stack(__func__); - - if (copy != pattern) - DLCALL (FcPatternDestroy, copy); - free (unparsed); - } - _write_unlock (); - } - - _exit_trace (); - return ret; -} -#endif /* CAIRO_HAS_FC_FONT*/ - -typedef struct _ft_face_data { - unsigned long index; - unsigned long size; - void *data; -} FtFaceData; - -static void -_ft_face_data_destroy (void *arg) -{ - FtFaceData *data = arg; - free (data->data); - free (data); -} - -cairo_font_face_t * -cairo_ft_font_face_create_for_ft_face (FT_Face face, int load_flags) -{ - cairo_font_face_t *ret; - Object *obj; - FtFaceData *data; - long font_face_id; - - _enter_trace (); - - ret = DLCALL (cairo_ft_font_face_create_for_ft_face, face, load_flags); - font_face_id = _create_font_face_id (ret); - - if (face == NULL) { - _exit_trace (); - return ret; - } - - obj = _get_object (NONE, face); - data = obj->data; - if (data == NULL) { - _exit_trace (); - return ret; - } - - _emit_line_info (); - if (_write_lock ()) { - obj = _get_object (FONT_FACE, ret); - if (obj->operand != -1) - _object_remove (obj); - - _trace_printf ("<< /type 42 /source "); - _emit_data (data->data, data->size); - _trace_printf (" /index %lu /flags %d >> font %% f%ld\n", - data->index, load_flags, font_face_id); - _push_operand (FONT_FACE, ret); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -static cairo_bool_t -_ft_read_file (FtFaceData *data, const char *path) -{ - char buf[8192]; - FILE *file; - - file = fopen (path, "rb"); - if (file != NULL) { - size_t ret; - unsigned long int allocated = sizeof (buf); - data->data = malloc (allocated); - do { - ret = fread (buf, 1, sizeof (buf), file); - if (ret == 0) - break; - memcpy ((char *) data->data + data->size, buf, ret); - data->size += ret; - if (ret != sizeof (buf)) - break; - - if (data->size == allocated) { - allocated *= 2; - data->data = realloc (data->data, allocated); - } - } while (TRUE); - fclose (file); - } - - return file != NULL; -} - -FT_Error -FT_New_Face (FT_Library library, const char *pathname, FT_Long index, FT_Face *face) -{ - FT_Error ret; - - _enter_trace (); - - ret = DLCALL (FT_New_Face, library, pathname, index, face); - if (ret == 0) { - Object *obj = _type_object_create (NONE, *face); - FtFaceData *data = malloc (sizeof (FtFaceData)); - data->index = index; - data->size = 0; - data->data = NULL; - _ft_read_file (data, pathname); - obj->data = data; - obj->destroy = _ft_face_data_destroy; - } - - _exit_trace (); - return ret; -} - -FT_Error -FT_New_Memory_Face (FT_Library library, const FT_Byte *mem, FT_Long size, FT_Long index, FT_Face *face) -{ - FT_Error ret; - - _enter_trace (); - - ret = DLCALL (FT_New_Memory_Face, library, mem, size, index, face); - if (ret == 0) { - Object *obj = _type_object_create (NONE, *face); - FtFaceData *data = malloc (sizeof (FtFaceData)); - data->index = index; - data->size = size; - data->data = malloc (size); - memcpy (data->data, mem, size); - obj->data = data; - obj->destroy = _ft_face_data_destroy; - } - - _exit_trace (); - return ret; -} - -/* XXX - * FT_New_Memory_Face() and FT_New_Face() appear to wrap FT_Open_Face() so we - * get a redundant call to FT_Open_Face() from those paths (no PLT hiding - * within FT, naughty library!) but we do not intercept a direct call to - * FT_Open_Face(). So far this has not caused any issues, but it will one - * day... - */ -FT_Error -FT_Open_Face (FT_Library library, const FT_Open_Args *args, FT_Long index, FT_Face *face) -{ - FT_Error ret; - - _enter_trace (); - - ret = DLCALL (FT_Open_Face, library, args, index, face); - if (ret == 0) { - Object *obj = _get_object (NONE, *face); - if (obj == NULL) { - FtFaceData *data; - - data = malloc (sizeof (FtFaceData)); - data->index = index; - if (args->flags & FT_OPEN_MEMORY) { - data->size = args->memory_size; - data->data = malloc (args->memory_size); - memcpy (data->data, args->memory_base, args->memory_size); - } else if (args->flags & FT_OPEN_STREAM) { - fprintf (stderr, "FT_Open_Face (stream, %ld) = %p\n", - index, *face); - abort (); - } else if (args->flags & FT_OPEN_PATHNAME) { - data->size = 0; - data->data = NULL; - _ft_read_file (data, args->pathname); - } - - obj = _type_object_create (NONE, *face); - obj->data = data; - obj->destroy = _ft_face_data_destroy; - } - } - - _exit_trace (); - return ret; -} - -FT_Error -FT_Done_Face (FT_Face face) -{ - FT_Error ret; - _enter_trace (); - - _object_destroy (_get_object (NONE, face)); - - ret = DLCALL (FT_Done_Face, face); - _exit_trace (); - return ret; -} -#endif - -static void -_surface_object_set_size (cairo_surface_t *surface, int width, int height) -{ - Object *obj; - - obj = _get_object (SURFACE, surface); - obj->width = width; - obj->height = height; -} - -static void -_surface_object_set_size_from_surface (cairo_surface_t *surface) -{ - _surface_object_set_size (surface, - DLCALL (cairo_image_surface_get_width, surface), - DLCALL (cairo_image_surface_get_height, surface)); -} - -#if CAIRO_HAS_PS_SURFACE -#include<cairo-ps.h> - -cairo_surface_t * -cairo_ps_surface_create (const char *filename, double width_in_points, double height_in_points) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_ps_surface_create, filename, width_in_points, height_in_points); - - _emit_line_info (); - if (_write_lock ()) { - Object *obj = _create_surface (ret); - - _trace_printf ("dict\n" - " /type /PS set\n" - " /filename "); - _emit_string_literal (filename, -1); - _trace_printf (" set\n" - " /width %g set\n" - " /height %g set\n" - " surface %% s%ld\n", - width_in_points, - height_in_points, - obj->token); - obj->width = width_in_points; - obj->height = height_in_points; - _push_object (obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -cairo_surface_t * -cairo_ps_surface_create_for_stream (cairo_write_func_t write_func, void *closure, double width_in_points, double height_in_points) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_ps_surface_create_for_stream, write_func, closure, width_in_points, height_in_points); - - _emit_line_info (); - if (_write_lock ()) { - Object *obj = _create_surface (ret); - - _trace_printf ("dict\n" - " /type /PS set\n" - " /width %g set\n" - " /height %g set\n" - " surface %% s%ld\n", - width_in_points, - height_in_points, - obj->token); - obj->width = width_in_points; - obj->height = height_in_points; - _push_object (obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -void -cairo_ps_surface_set_size (cairo_surface_t *surface, double width_in_points, double height_in_points) -{ - _enter_trace (); - _emit_line_info (); - DLCALL (cairo_ps_surface_set_size, surface, width_in_points, height_in_points); - _exit_trace (); -} - -#endif - -#if CAIRO_HAS_PDF_SURFACE -#include <cairo-pdf.h> - -cairo_surface_t * -cairo_pdf_surface_create (const char *filename, double width_in_points, double height_in_points) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_pdf_surface_create, filename, width_in_points, height_in_points); - - _emit_line_info (); - if (_write_lock ()) { - Object *obj = _create_surface (ret); - - _trace_printf ("dict\n" - " /type /PDF set\n" - " /filename "); - _emit_string_literal (filename, -1); - _trace_printf (" set\n" - " /width %g set\n" - " /height %g set\n" - " surface %% s%ld\n", - width_in_points, - height_in_points, - obj->token); - obj->width = width_in_points; - obj->height = height_in_points; - _push_object (obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -cairo_surface_t * -cairo_pdf_surface_create_for_stream (cairo_write_func_t write_func, void *closure, double width_in_points, double height_in_points) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_pdf_surface_create_for_stream, write_func, closure, width_in_points, height_in_points); - - _emit_line_info (); - if (_write_lock ()) { - Object *obj = _create_surface (ret); - - _trace_printf ("dict\n" - " /type /PDF set\n" - " /width %g set\n" - " /height %g set\n" - " surface %% s%ld\n", - width_in_points, - height_in_points, - obj->token); - obj->width = width_in_points; - obj->height = height_in_points; - _push_object (obj); - dump_stack(__func__); - _write_unlock (); - } - _exit_trace (); - return ret; -} - -void -cairo_pdf_surface_set_size (cairo_surface_t *surface, double width_in_points, double height_in_points) -{ - _enter_trace (); - _emit_line_info (); - DLCALL (cairo_pdf_surface_set_size, surface, width_in_points, height_in_points); - _exit_trace (); -} -#endif - -#if CAIRO_HAS_SVG_SURFACE -#include <cairo-svg.h> - -cairo_surface_t * -cairo_svg_surface_create (const char *filename, double width, double height) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_svg_surface_create, filename, width, height); - - _emit_line_info (); - if (_write_lock ()) { - Object *obj = _create_surface (ret); - - _trace_printf ("dict\n" - " /type /SVG set\n" - " /filename "); - _emit_string_literal (filename, -1); - _trace_printf (" set\n" - " /width %g set\n" - " /height %g set\n" - " surface %% s%ld\n", - width, - height, - obj->token); - obj->width = width; - obj->height = height; - _push_object (obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -cairo_surface_t * -cairo_svg_surface_create_for_stream (cairo_write_func_t write_func, void *closure, double width, double height) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_svg_surface_create_for_stream, write_func, closure, width, height); - - _emit_line_info (); - if (_write_lock ()) { - Object *obj = _create_surface (ret); - - _trace_printf ("dict\n" - " /type /SVG set\n" - " /width %g set\n" - " /height %g set\n" - " surface %% s%ld\n", - width, - height, - obj->token); - obj->width = width; - obj->height = height; - _push_object (obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -#endif - -#if CAIRO_HAS_PNG_FUNCTIONS -cairo_surface_t * -cairo_image_surface_create_from_png (const char *filename) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_image_surface_create_from_png, filename); - - _emit_line_info (); - if (_write_lock ()) { - Object *obj = _create_surface (ret); - char filename_string[4096]; - - _encode_string_literal (filename_string, sizeof (filename_string), - filename, -1); - _emit_image (ret, " /filename %s set\n", filename_string); - _trace_printf (" dup /s%ld exch def\n", obj->token); - _surface_object_set_size_from_surface (ret); - obj->defined = TRUE; - _push_object (obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -cairo_surface_t * -cairo_image_surface_create_from_png_stream (cairo_read_func_t read_func, void *closure) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_image_surface_create_from_png_stream, read_func, closure); - - _emit_line_info (); - if (_write_lock ()) { - Object *obj = _create_surface (ret); - - _emit_image (ret, NULL); - _trace_printf (" dup /s%ld exch def\n", - obj->token); - - _surface_object_set_size_from_surface (ret); - obj->defined = TRUE; - _push_object (obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} -#endif - -static const char * -_content_from_surface (cairo_surface_t *surface) -{ - return _content_to_string (DLCALL (cairo_surface_get_content, surface)); -} - -#if CAIRO_HAS_TEE_SURFACE -#include <cairo-tee.h> - -cairo_surface_t * -cairo_tee_surface_create (cairo_surface_t *master) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_tee_surface_create, master); - - _emit_line_info (); - if (_write_lock ()) { - Object *obj = _create_surface (ret); - - _trace_printf ("dict\n" - " /type /tee set\n" - " /master s%ld set\n" - " surface dup /s%ld exch def\n", - _get_object (SURFACE, master)->token, - obj->token); - obj->defined = TRUE; - _push_object (obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -#endif - -#if CAIRO_HAS_XLIB_SURFACE -#include <cairo-xlib.h> - -cairo_surface_t * -cairo_xlib_surface_create (Display *dpy, - Drawable drawable, - Visual *visual, - int width, int height) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_xlib_surface_create, - dpy, drawable, visual, width, height); - - _emit_line_info (); - if (_write_lock ()) { - Object *obj = _create_surface (ret); - - _trace_printf ("dict\n" - " /type /xlib set\n" - " /drawable 16!%lx set\n" - " /content //%s set\n" - " /width %d set\n" - " /height %d set\n" - " surface dup /s%ld exch def\n", - drawable, - _content_from_surface (ret), - width, height, - obj->token); - obj->defined = TRUE; - obj->width = width; - obj->height = height; - obj->foreign = TRUE; - _push_object (obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -cairo_surface_t * -cairo_xlib_surface_create_for_bitmap (Display *dpy, - Pixmap bitmap, - Screen *screen, - int width, int height) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_xlib_surface_create_for_bitmap, - dpy, bitmap, screen, width, height); - - _emit_line_info (); - if (_write_lock ()) { - Object *obj = _create_surface (ret); - - _trace_printf ("dict\n" - " /type /xlib set\n" - " /drawable 16!%lx set\n" - " /content //%s set\n" - " /width %d set\n" - " /height %d set\n" - " /depth 1 set\n" - " surface dup /s%ld exch def\n", - bitmap, - _content_from_surface (ret), - width, height, - obj->token); - obj->defined = TRUE; - obj->width = width; - obj->height = height; - obj->foreign = TRUE; - _push_object (obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -#if CAIRO_HAS_XLIB_XRENDER_SURFACE -#include <cairo-xlib-xrender.h> -cairo_surface_t * -cairo_xlib_surface_create_with_xrender_format (Display *dpy, - Drawable drawable, - Screen *screen, - XRenderPictFormat *format, - int width, int height) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_xlib_surface_create_with_xrender_format, - dpy, drawable, screen, format, width, height); - - _emit_line_info (); - if (_write_lock ()) { - Object *obj = _create_surface (ret); - - _trace_printf ("dict\n" - " /type /xrender set\n" - " /drawable 16!%lx set\n" - " /content //%s set\n" - " /width %d set\n" - " /height %d set\n" - " /depth %d set\n" - " surface dup /s%ld exch def\n", - drawable, - _content_from_surface (ret), - width, height, - format->depth, - obj->token); - obj->defined = TRUE; - obj->width = width; - obj->height = height; - obj->foreign = TRUE; - _push_object (obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} -#endif -#endif - -#if CAIRO_HAS_SCRIPT_SURFACE -#include <cairo-script.h> -cairo_surface_t * -cairo_script_surface_create (cairo_device_t *device, - cairo_content_t content, - double width, - double height) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_script_surface_create, device, content, width, height); - - _emit_line_info (); - if (_write_lock ()) { - Object *obj = _create_surface (ret); - - _trace_printf ("dict\n" - " /type /script set\n" - " /content %s set\n" - " /width %g set\n" - " /height %g set\n" - " surface dup /s%ld exch def\n", - _content_to_string (content), - width, height, - obj->token); - obj->width = width; - obj->height = height; - obj->defined = TRUE; - _push_object (obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -cairo_surface_t * -cairo_script_surface_create_for_target (cairo_device_t *device, - cairo_surface_t *target) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_script_surface_create_for_target, device, target); - - _emit_line_info (); - if (_write_lock ()) { - Object *obj = _create_surface (ret); - - _trace_printf ("dict\n" - " /type /script set\n" - " surface dup /s%ld exch def\n", - obj->token); - obj->defined = TRUE; - _push_object (obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} -#endif - -#if CAIRO_HAS_TEST_SURFACES -#include <test-paginated-surface.h> -cairo_surface_t * -_cairo_test_paginated_surface_create (cairo_surface_t *surface) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (_cairo_test_paginated_surface_create, surface); - - _emit_line_info (); - if (_write_lock ()) { - Object *obj = _create_surface (ret); - - /* XXX store initial data? */ - _trace_printf ("dict\n" - " /type /test-paginated set\n" - " /target s%ld set\n" - " surface dup /s%ld exch def\n", - _get_surface_id (surface), - obj->token); - _push_object (obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -#include <test-compositor-surface.h> - -cairo_surface_t * -_cairo_test_fallback_compositor_surface_create (cairo_content_t content, int width, int height) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (_cairo_test_fallback_compositor_surface_create, content, width, height); - - _emit_line_info (); - if (_write_lock ()) { - Object *obj = _create_surface (ret); - - _trace_printf ("dict\n" - " /type /test-fallback-compositor set\n" - " /content //%s set\n" - " /width %d set\n" - " /height %d set\n" - " surface dup /s%ld exch def\n", - _content_to_string (content), - width, height, - obj->token); - obj->defined = TRUE; - _push_object (obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -cairo_surface_t * -_cairo_test_mask_compositor_surface_create (cairo_content_t content, int width, int height) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (_cairo_test_mask_compositor_surface_create, content, width, height); - - _emit_line_info (); - if (_write_lock ()) { - Object *obj = _create_surface (ret); - - _trace_printf ("dict\n" - " /type /test-mask-compositor set\n" - " /content //%s set\n" - " /width %d set\n" - " /height %d set\n" - " surface dup /s%ld exch def\n", - _content_to_string (content), - width, height, - obj->token); - obj->defined = TRUE; - _push_object (obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -cairo_surface_t * -_cairo_test_spans_compositor_surface_create (cairo_content_t content, int width, int height) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (_cairo_test_spans_compositor_surface_create, content, width, height); - - _emit_line_info (); - if (_write_lock ()) { - Object *obj = _create_surface (ret); - - _trace_printf ("dict\n" - " /type /test-spans-compositor set\n" - " /content //%s set\n" - " /width %d set\n" - " /height %d set\n" - " surface dup /s%ld exch def\n", - _content_to_string (content), - width, height, - obj->token); - obj->defined = TRUE; - _push_object (obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -cairo_surface_t * -_cairo_test_traps_compositor_surface_create (cairo_content_t content, int width, int height) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (_cairo_test_traps_compositor_surface_create, content, width, height); - - _emit_line_info (); - if (_write_lock ()) { - Object *obj = _create_surface (ret); - - _trace_printf ("dict\n" - " /type /test-traps-compositor set\n" - " /content //%s set\n" - " /width %d set\n" - " /height %d set\n" - " surface dup /s%ld exch def\n", - _content_to_string (content), - width, height, - obj->token); - obj->defined = TRUE; - _push_object (obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -#endif - -cairo_surface_t * -cairo_recording_surface_create (cairo_content_t content, - const cairo_rectangle_t *extents) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_recording_surface_create, content, extents); - - _emit_line_info (); - if (_write_lock ()) { - Object *obj = _create_surface (ret); - - if (extents) { - _trace_printf ("//%s [ %f %f %f %f ] record dup /s%ld exch def\n", - _content_to_string (content), - extents->x, extents->y, - extents->width, extents->height, - obj->token); - obj->width = extents->width; - obj->height = extents->height; - } else { - _trace_printf ("//%s [ ] record dup /s%ld exch def\n", - _content_to_string (content), - obj->token); - } - obj->defined = TRUE; - _push_object (obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -#if CAIRO_HAS_VG_SURFACE -#include <cairo-vg.h> -cairo_surface_t * -cairo_vg_surface_create (cairo_vg_context_t *context, - cairo_content_t content, - int width, int height) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_vg_surface_create, context, content, width, height); - - _emit_line_info (); - if (_write_lock ()) { - Object *obj = _create_surface (ret); - - _trace_printf ("dict\n" - " /type /vg set\n" - " /content //%s set\n" - " /width %d set\n" - " /height %d set\n" - " surface dup /s%ld exch def\n", - _content_to_string (content), - width, height, - obj->token); - obj->width = width; - obj->height = height; - obj->defined = TRUE; - _push_object (obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -cairo_surface_t * -cairo_vg_surface_create_for_image (cairo_vg_context_t *context, - VGImage image, - VGImageFormat format, - int width, int height) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_vg_surface_create_for_image, - context, image, format, width, height); - - _emit_line_info (); - if (_write_lock ()) { - Object *obj = _create_surface (ret); - cairo_content_t content; - - content = DLCALL (cairo_surface_get_content, ret); - _trace_printf ("dict\n" - " /type /vg set\n" - " /content //%s set\n" - " /width %d set\n" - " /height %d set\n" - " surface dup /s%ld exch def\n", - _content_to_string (content), - width, height, - obj->token); - obj->width = width; - obj->height = height; - obj->defined = TRUE; - _push_object (obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} -#endif - -#if CAIRO_HAS_GL_SURFACE || CAIRO_HAS_GLESV2_SURFACE -#include <cairo-gl.h> -cairo_surface_t * -cairo_gl_surface_create (cairo_device_t *abstract_device, - cairo_content_t content, - int width, - int height) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_gl_surface_create, abstract_device, content, width, height); - - _emit_line_info (); - if (_write_lock ()) { - Object *obj = _create_surface (ret); - - _trace_printf ("dict\n" - " /type /gl set\n" - " /content //%s set\n" - " /width %d set\n" - " /height %d set\n" - " surface dup /s%ld exch def\n", - _content_to_string (content), - width, height, - obj->token); - obj->width = width; - obj->height = height; - obj->defined = TRUE; - _push_object (obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -cairo_surface_t * -cairo_gl_surface_create_for_texture (cairo_device_t *abstract_device, - cairo_content_t content, - unsigned int tex, - int width, - int height) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_gl_surface_create_for_texture, abstract_device, content, tex, width, height); - - _emit_line_info (); - if (_write_lock ()) { - Object *obj = _create_surface (ret); - - _trace_printf ("dict\n" - " /type /gl set\n" - " /content //%s set\n" - " /width %d set\n" - " /height %d set\n" - " surface dup /s%ld exch def\n", - _content_to_string (content), - width, height, - obj->token); - obj->width = width; - obj->height = height; - obj->defined = TRUE; - _push_object (obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} - -#if CAIRO_HAS_GLX_FUNCTIONS -cairo_surface_t * -cairo_gl_surface_create_for_window (cairo_device_t *device, - Window win, - int width, int height) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_gl_surface_create_for_window, device, win, width, height); - - _emit_line_info (); - if (_write_lock ()) { - Object *obj = _create_surface (ret); - - _trace_printf ("dict\n" - " /type /gl set\n" - " /width %d set\n" - " /height %d set\n" - " surface dup /s%ld exch def\n", - width, height, - obj->token); - obj->width = width; - obj->height = height; - obj->defined = TRUE; - _push_object (obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} -#endif - -#if CAIRO_HAS_WGL_FUNCTIONS -cairo_surface_t * -cairo_gl_surface_create_for_dc (cairo_device_t *device, - HDC dc, - int width, - int height) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_gl_surface_create_for_dc, device, dc, width, height); - - _emit_line_info (); - if (_write_lock ()) { - Object *obj = _create_surface (ret); - - _trace_printf ("dict\n" - " /type /gl set\n" - " /width %d set\n" - " /height %d set\n" - " surface dup /s%ld exch def\n", - width, height, - obj->token); - obj->width = width; - obj->height = height; - obj->defined = TRUE; - _push_object (obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} -#endif - -#if CAIRO_HAS_EGL_FUNCTIONS -cairo_surface_t * -cairo_gl_surface_create_for_egl (cairo_device_t *device, - EGLSurface egl, - int width, - int height) -{ - cairo_surface_t *ret; - - _enter_trace (); - - ret = DLCALL (cairo_gl_surface_create_for_egl, device, egl, width, height); - - _emit_line_info (); - if (_write_lock ()) { - Object *obj = _create_surface (ret); - - _trace_printf ("dict\n" - " /type /gl set\n" - " /width %d set\n" - " /height %d set\n" - " surface dup /s%ld exch def\n", - width, height, - obj->token); - obj->width = width; - obj->height = height; - obj->defined = TRUE; - _push_object (obj); - dump_stack(__func__); - _write_unlock (); - } - - _exit_trace (); - return ret; -} -#endif -#endif |