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Diffstat (limited to 'libs/cairo-1.16.0/boilerplate/cairo-boilerplate-win32.c')
-rw-r--r--libs/cairo-1.16.0/boilerplate/cairo-boilerplate-win32.c294
1 files changed, 294 insertions, 0 deletions
diff --git a/libs/cairo-1.16.0/boilerplate/cairo-boilerplate-win32.c b/libs/cairo-1.16.0/boilerplate/cairo-boilerplate-win32.c
new file mode 100644
index 0000000..4b3eda9
--- /dev/null
+++ b/libs/cairo-1.16.0/boilerplate/cairo-boilerplate-win32.c
@@ -0,0 +1,294 @@
+/* -*- Mode: c; c-basic-offset: 4; indent-tabs-mode: t; tab-width: 8; -*- */
+/*
+ * Copyright © 2004,2006 Red Hat, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software
+ * and its documentation for any purpose is hereby granted without
+ * fee, provided that the above copyright notice appear in all copies
+ * and that both that copyright notice and this permission notice
+ * appear in supporting documentation, and that the name of
+ * Red Hat, Inc. not be used in advertising or publicity pertaining to
+ * distribution of the software without specific, written prior
+ * permission. Red Hat, Inc. makes no representations about the
+ * suitability of this software for any purpose. It is provided "as
+ * is" without express or implied warranty.
+ *
+ * RED HAT, INC. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
+ * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS, IN NO EVENT SHALL RED HAT, INC. BE LIABLE FOR ANY SPECIAL,
+ * INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
+ * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR
+ * IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Author: Carl D. Worth <cworth@cworth.org>
+ */
+
+#include "cairo-boilerplate-private.h"
+
+#include <cairo-win32.h>
+
+#include <errno.h>
+#include <limits.h>
+
+static const cairo_user_data_key_t win32_closure_key;
+
+typedef struct _win32_target_closure {
+ HWND wnd;
+ HDC dc;
+ ATOM bpl_atom;
+ cairo_surface_t *surface;
+} win32_target_closure_t;
+
+static void
+_cairo_boilerplate_win32_cleanup_window_surface (void *closure)
+{
+ win32_target_closure_t *win32tc = closure;
+
+ if (win32tc != NULL)
+ {
+ if (win32tc->wnd != NULL &&
+ ReleaseDC (win32tc->wnd, win32tc->dc) != 1)
+ fprintf (stderr,
+ "Failed to release DC of a test window when cleaning up.\n");
+ if (win32tc->wnd != NULL &&
+ DestroyWindow (win32tc->wnd) == 0)
+ fprintf (stderr,
+ "Failed to destroy a test window when cleaning up, GLE is %lu.\n",
+ GetLastError ());
+ if (win32tc->bpl_atom != 0 &&
+ UnregisterClassA ((LPCSTR) MAKELPARAM (win32tc->bpl_atom, 0), GetModuleHandle (NULL)) == 0 &&
+ GetLastError () != ERROR_CLASS_DOES_NOT_EXIST)
+ fprintf (stderr,
+ "Failed to unregister boilerplate window class, GLE is %lu.\n",
+ GetLastError ());
+
+ free (win32tc);
+ }
+}
+
+static win32_target_closure_t *
+_cairo_boilerplate_win32_create_window (int width,
+ int height)
+{
+ WNDCLASSEXA wincl;
+ win32_target_closure_t *win32tc;
+ LPCSTR window_class_name;
+
+ ZeroMemory (&wincl, sizeof (WNDCLASSEXA));
+ wincl.cbSize = sizeof (WNDCLASSEXA);
+ wincl.hInstance = GetModuleHandle (0);
+ wincl.lpszClassName = "cairo_boilerplate_win32_dummy";
+ wincl.lpfnWndProc = DefWindowProcA;
+ wincl.style = CS_OWNDC;
+
+ win32tc = calloc (1, sizeof (win32_target_closure_t));
+
+ if (win32tc == NULL)
+ {
+ int error = errno;
+ fprintf (stderr, "Ran out of memory: %d.\n", error);
+ return NULL;
+ }
+
+ ZeroMemory (win32tc, sizeof (win32_target_closure_t));
+
+ win32tc->bpl_atom = RegisterClassExA (&wincl);
+
+ if (win32tc->bpl_atom == 0 && GetLastError () != ERROR_CLASS_ALREADY_EXISTS)
+ {
+ fprintf (stderr,
+ "Failed to register a boilerplate window class, GLE is %lu.\n",
+ GetLastError ());
+ _cairo_boilerplate_win32_cleanup_window_surface (win32tc);
+ return NULL;
+ }
+
+ if (win32tc->bpl_atom == 0)
+ window_class_name = wincl.lpszClassName;
+ else
+ window_class_name = (LPCSTR) MAKELPARAM (win32tc->bpl_atom, 0);
+
+ win32tc->wnd = CreateWindowExA (WS_EX_TOOLWINDOW,
+ window_class_name,
+ 0,
+ WS_POPUP,
+ 0,
+ 0,
+ width,
+ height,
+ 0,
+ 0,
+ 0,
+ 0);
+
+ if (win32tc->wnd == NULL)
+ {
+ fprintf (stderr,
+ "Failed to create a test window, GLE is %lu.\n",
+ GetLastError ());
+ _cairo_boilerplate_win32_cleanup_window_surface (win32tc);
+ return NULL;
+ }
+
+ win32tc->dc = GetDC (win32tc->wnd);
+
+ if (win32tc->dc == NULL)
+ {
+ fprintf (stderr, "Failed to get test window DC.\n");
+ _cairo_boilerplate_win32_cleanup_window_surface (win32tc);
+ return NULL;
+ }
+
+ SetWindowPos (win32tc->wnd,
+ HWND_BOTTOM,
+ INT_MIN,
+ INT_MIN,
+ width,
+ height,
+ SWP_NOACTIVATE | SWP_SHOWWINDOW);
+
+ return win32tc;
+}
+
+static cairo_surface_t *
+_cairo_boilerplate_win32_create_window_surface (const char *name,
+ cairo_content_t content,
+ double width,
+ double height,
+ double max_width,
+ double max_height,
+ cairo_boilerplate_mode_t mode,
+ void **closure)
+{
+ win32_target_closure_t *win32tc;
+ cairo_surface_t *surface;
+ cairo_format_t format;
+ cairo_status_t status;
+
+ win32tc = _cairo_boilerplate_win32_create_window (width, height);
+
+ if (win32tc == NULL)
+ return NULL;
+
+ format = cairo_boilerplate_format_from_content (content);
+
+ surface = cairo_win32_surface_create_with_format (win32tc->dc, format);
+
+ win32tc->surface = surface;
+
+ status = cairo_surface_status (surface);
+
+ if (status != CAIRO_STATUS_SUCCESS)
+ {
+ fprintf (stderr,
+ "Failed to create the test surface: %s [%d].\n",
+ cairo_status_to_string (status), status);
+ _cairo_boilerplate_win32_cleanup_window_surface (win32tc);
+ return NULL;
+ }
+
+ status = cairo_surface_set_user_data (surface, &win32_closure_key, win32tc, NULL);
+
+ if (status != CAIRO_STATUS_SUCCESS)
+ {
+ fprintf (stderr,
+ "Failed to set surface userdata: %s [%d].\n",
+ cairo_status_to_string (status), status);
+
+ cairo_surface_destroy (surface);
+ _cairo_boilerplate_win32_cleanup_window_surface (win32tc);
+
+ return NULL;
+ }
+
+ *closure = win32tc;
+
+ return surface;
+}
+
+static cairo_surface_t *
+_cairo_boilerplate_win32_create_dib_surface (const char *name,
+ cairo_content_t content,
+ double width,
+ double height,
+ double max_width,
+ double max_height,
+ cairo_boilerplate_mode_t mode,
+ void **closure)
+{
+ cairo_format_t format;
+
+ format = cairo_boilerplate_format_from_content (content);
+
+ *closure = NULL;
+
+ return cairo_win32_surface_create_with_dib (format, width, height);
+}
+
+static const cairo_boilerplate_target_t targets[] = {
+ {
+ "win32", "win32", NULL, NULL,
+ CAIRO_SURFACE_TYPE_WIN32, CAIRO_CONTENT_COLOR, 0,
+ "cairo_win32_surface_create_with_dib",
+ _cairo_boilerplate_win32_create_dib_surface,
+ cairo_surface_create_similar,
+ NULL,
+ NULL,
+ _cairo_boilerplate_get_image_surface,
+ cairo_surface_write_to_png,
+ NULL,
+ NULL,
+ NULL,
+ TRUE, FALSE, FALSE
+ },
+ /* Testing the win32 surface isn't interesting, since for
+ * ARGB images it just chains to the image backend
+ */
+ {
+ "win32", "win32", NULL, NULL,
+ CAIRO_SURFACE_TYPE_WIN32, CAIRO_CONTENT_COLOR_ALPHA, 0,
+ "cairo_win32_surface_create_with_dib",
+ _cairo_boilerplate_win32_create_dib_surface,
+ cairo_surface_create_similar,
+ NULL,
+ NULL,
+ _cairo_boilerplate_get_image_surface,
+ cairo_surface_write_to_png,
+ NULL,
+ NULL,
+ NULL,
+ FALSE, FALSE, FALSE
+ },
+ {
+ "win32-window-color", "win32", NULL, NULL,
+ CAIRO_SURFACE_TYPE_WIN32, CAIRO_CONTENT_COLOR, 1,
+ "cairo_win32_surface_create",
+ _cairo_boilerplate_win32_create_window_surface,
+ cairo_surface_create_similar,
+ NULL,
+ NULL,
+ _cairo_boilerplate_get_image_surface,
+ cairo_surface_write_to_png,
+ _cairo_boilerplate_win32_cleanup_window_surface,
+ NULL,
+ NULL,
+ FALSE, FALSE, FALSE
+ },
+ {
+ "win32-window-coloralpha", "win32", NULL, NULL,
+ CAIRO_SURFACE_TYPE_WIN32, CAIRO_CONTENT_COLOR_ALPHA, 1,
+ "cairo_win32_surface_create_with_format",
+ _cairo_boilerplate_win32_create_window_surface,
+ cairo_surface_create_similar,
+ NULL,
+ NULL,
+ _cairo_boilerplate_get_image_surface,
+ cairo_surface_write_to_png,
+ _cairo_boilerplate_win32_cleanup_window_surface,
+ NULL,
+ NULL,
+ FALSE, FALSE, FALSE
+ },
+};
+CAIRO_BOILERPLATE (win32, targets)
generated by cgit v1.2.1 (git 2.18.0) at 2024-11-01 07:33:39 +0000