add cairo

1 files changed, 184 insertions, 0 deletions

diff --git a/libs/cairo-1.16.0/src/cairo-pdf-operators-private.h b/libs/cairo-1.16.0/src/cairo-pdf-operators-private.h
new file mode 100644
index 0000000..ed8be7f
--- /dev/null
+++ b/libs/cairo-1.16.0/src/cairo-pdf-operators-private.h
@@ -0,0 +1,184 @@
+/* -*- Mode: c; tab-width: 8; c-basic-offset: 4; indent-tabs-mode: t; -*- */
+/* cairo - a vector graphics library with display and print output
+ *
+ * Copyright © 2004 Red Hat, Inc
+ * Copyright © 2006 Red Hat, Inc
+ * Copyright © 2007 Adrian Johnson
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it either under the terms of the GNU Lesser General Public
+ * License version 2.1 as published by the Free Software Foundation
+ * (the "LGPL") or, at your option, under the terms of the Mozilla
+ * Public License Version 1.1 (the "MPL"). If you do not alter this
+ * notice, a recipient may use your version of this file under either
+ * the MPL or the LGPL.
+ *
+ * You should have received a copy of the LGPL along with this library
+ * in the file COPYING-LGPL-2.1; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA
+ * You should have received a copy of the MPL along with this library
+ * in the file COPYING-MPL-1.1
+ *
+ * The contents of this file are subject to the Mozilla Public License
+ * Version 1.1 (the "License"); you may not use this file except in
+ * compliance with the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY
+ * OF ANY KIND, either express or implied. See the LGPL or the MPL for
+ * the specific language governing rights and limitations.
+ *
+ * The Original Code is the cairo graphics library.
+ *
+ * The Initial Developer of the Original Code is University of Southern
+ * California.
+ *
+ * Contributor(s):
+ *	Kristian Høgsberg <krh@redhat.com>
+ *	Carl Worth <cworth@cworth.org>
+ *	Adrian Johnson <ajohnson@redneon.com>
+ */
+
+#ifndef CAIRO_PDF_OPERATORS_H
+#define CAIRO_PDF_OPERATORS_H
+
+#include "cairo-compiler-private.h"
+#include "cairo-error-private.h"
+#include "cairo-types-private.h"
+
+/* The glyph buffer size is based on the expected maximum glyphs in a
+ * line so that an entire line can be emitted in as one string. If the
+ * glyphs in a line exceeds this size the only downside is the slight
+ * overhead of emitting two strings.
+ */
+#define PDF_GLYPH_BUFFER_SIZE 200
+
+typedef cairo_int_status_t
+(*cairo_pdf_operators_use_font_subset_t) (unsigned int  font_id,
+					  unsigned int  subset_id,
+					  void         *closure);
+
+typedef struct _cairo_pdf_glyph {
+    unsigned int glyph_index;
+    double x_position;
+    double x_advance;
+} cairo_pdf_glyph_t;
+
+typedef struct _cairo_pdf_operators {
+    cairo_output_stream_t *stream;
+    cairo_matrix_t cairo_to_pdf;
+    cairo_scaled_font_subsets_t *font_subsets;
+    cairo_pdf_operators_use_font_subset_t use_font_subset;
+    void *use_font_subset_closure;
+    cairo_bool_t ps_output; /* output is for PostScript */
+    cairo_bool_t use_actual_text;
+    cairo_bool_t in_text_object; /* inside BT/ET pair */
+
+    /* PDF text state */
+    cairo_bool_t is_new_text_object; /* text object started but matrix and font not yet selected */
+    unsigned int font_id;
+    unsigned int subset_id;
+    cairo_matrix_t text_matrix; /* PDF text matrix (Tlm in the PDF reference) */
+    cairo_matrix_t cairo_to_pdftext; /* translate cairo coords to PDF text space */
+    cairo_matrix_t font_matrix_inverse;
+    double cur_x; /* Current position in PDF text space (Tm in the PDF reference) */
+    double cur_y;
+    int hex_width;
+    cairo_bool_t is_latin;
+    int num_glyphs;
+    double glyph_buf_x_pos;
+    cairo_pdf_glyph_t glyphs[PDF_GLYPH_BUFFER_SIZE];
+
+    /* PDF line style */
+    cairo_bool_t         has_line_style;
+    double		 line_width;
+    cairo_line_cap_t	 line_cap;
+    cairo_line_join_t	 line_join;
+    double		 miter_limit;
+    cairo_bool_t         has_dashes;
+} cairo_pdf_operators_t;
+
+cairo_private void
+_cairo_pdf_operators_init (cairo_pdf_operators_t       *pdf_operators,
+			   cairo_output_stream_t       *stream,
+			   cairo_matrix_t 	       *cairo_to_pdf,
+			   cairo_scaled_font_subsets_t *font_subsets,
+			   cairo_bool_t                 ps);
+
+cairo_private cairo_status_t
+_cairo_pdf_operators_fini (cairo_pdf_operators_t       *pdf_operators);
+
+cairo_private void
+_cairo_pdf_operators_set_font_subsets_callback (cairo_pdf_operators_t 		     *pdf_operators,
+						cairo_pdf_operators_use_font_subset_t use_font_subset,
+						void				     *closure);
+
+cairo_private void
+_cairo_pdf_operators_set_stream (cairo_pdf_operators_t 	 *pdf_operators,
+				 cairo_output_stream_t   *stream);
+
+
+cairo_private void
+_cairo_pdf_operators_set_cairo_to_pdf_matrix (cairo_pdf_operators_t *pdf_operators,
+					      cairo_matrix_t 	    *cairo_to_pdf);
+
+cairo_private void
+_cairo_pdf_operators_enable_actual_text (cairo_pdf_operators_t *pdf_operators,
+					 cairo_bool_t 	  	enable);
+
+cairo_private cairo_status_t
+_cairo_pdf_operators_flush (cairo_pdf_operators_t	 *pdf_operators);
+
+cairo_private void
+_cairo_pdf_operators_reset (cairo_pdf_operators_t	 *pdf_operators);
+
+cairo_private cairo_int_status_t
+_cairo_pdf_operators_clip (cairo_pdf_operators_t	*pdf_operators,
+			   const cairo_path_fixed_t	*path,
+			   cairo_fill_rule_t		 fill_rule);
+
+cairo_private cairo_int_status_t
+_cairo_pdf_operators_emit_stroke_style (cairo_pdf_operators_t		*pdf_operators,
+					const cairo_stroke_style_t	*style,
+					double				 scale);
+
+cairo_private cairo_int_status_t
+_cairo_pdf_operators_stroke (cairo_pdf_operators_t	*pdf_operators,
+			     const cairo_path_fixed_t	*path,
+			     const cairo_stroke_style_t	*style,
+			     const cairo_matrix_t	*ctm,
+			     const cairo_matrix_t	*ctm_inverse);
+
+cairo_private cairo_int_status_t
+_cairo_pdf_operators_fill (cairo_pdf_operators_t	*pdf_operators,
+			   const cairo_path_fixed_t	*path,
+			   cairo_fill_rule_t		fill_rule);
+
+cairo_private cairo_int_status_t
+_cairo_pdf_operators_fill_stroke (cairo_pdf_operators_t		*pdf_operators,
+				  const cairo_path_fixed_t	*path,
+				  cairo_fill_rule_t		 fill_rule,
+				  const cairo_stroke_style_t	*style,
+				  const cairo_matrix_t		*ctm,
+				  const cairo_matrix_t		*ctm_inverse);
+
+cairo_private cairo_int_status_t
+_cairo_pdf_operators_show_text_glyphs (cairo_pdf_operators_t	  *pdf_operators,
+				       const char                 *utf8,
+				       int                         utf8_len,
+				       cairo_glyph_t              *glyphs,
+				       int                         num_glyphs,
+				       const cairo_text_cluster_t *clusters,
+				       int                         num_clusters,
+				       cairo_text_cluster_flags_t  cluster_flags,
+				       cairo_scaled_font_t	  *scaled_font);
+
+cairo_private cairo_int_status_t
+_cairo_pdf_operators_tag_begin (cairo_pdf_operators_t *pdf_operators,
+				const char            *tag_name,
+				int                    mcid);
+
+cairo_private cairo_int_status_t
+_cairo_pdf_operators_tag_end (cairo_pdf_operators_t *pdf_operators);
+
+#endif /* CAIRO_PDF_OPERATORS_H */