1 /* -*- Mode: c; tab-width: 8; c-basic-offset: 4; indent-tabs-mode: t; -*- */
2 /* cairo - a vector graphics library with display and print output
4 * Copyright © 2004 Red Hat, Inc
5 * Copyright © 2006 Red Hat, Inc
6 * Copyright © 2007, 2008 Adrian Johnson
8 * This library is free software; you can redistribute it and/or
9 * modify it either under the terms of the GNU Lesser General Public
10 * License version 2.1 as published by the Free Software Foundation
11 * (the "LGPL") or, at your option, under the terms of the Mozilla
12 * Public License Version 1.1 (the "MPL"). If you do not alter this
13 * notice, a recipient may use your version of this file under either
14 * the MPL or the LGPL.
16 * You should have received a copy of the LGPL along with this library
17 * in the file COPYING-LGPL-2.1; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA
19 * You should have received a copy of the MPL along with this library
20 * in the file COPYING-MPL-1.1
22 * The contents of this file are subject to the Mozilla Public License
23 * Version 1.1 (the "License"); you may not use this file except in
24 * compliance with the License. You may obtain a copy of the License at
25 * http://www.mozilla.org/MPL/
27 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY
28 * OF ANY KIND, either express or implied. See the LGPL or the MPL for
29 * the specific language governing rights and limitations.
31 * The Original Code is the cairo graphics library.
33 * The Initial Developer of the Original Code is University of Southern
37 * Kristian Høgsberg <krh@redhat.com>
38 * Carl Worth <cworth@cworth.org>
39 * Adrian Johnson <ajohnson@redneon.com>
42 #ifndef CAIRO_PDF_SURFACE_PRIVATE_H
43 #define CAIRO_PDF_SURFACE_PRIVATE_H
45 #include "cairo-pdf.h"
47 #include "cairo-surface-private.h"
48 #include "cairo-surface-clipper-private.h"
49 #include "cairo-pdf-operators-private.h"
50 #include "cairo-path-fixed-private.h"
52 typedef struct _cairo_pdf_resource
{
54 } cairo_pdf_resource_t
;
56 #define CAIRO_NUM_OPERATORS (CAIRO_OPERATOR_HSL_LUMINOSITY + 1)
58 typedef struct _cairo_pdf_group_resources
{
59 cairo_bool_t operators
[CAIRO_NUM_OPERATORS
];
62 cairo_array_t patterns
;
63 cairo_array_t shadings
;
64 cairo_array_t xobjects
;
66 } cairo_pdf_group_resources_t
;
68 typedef struct _cairo_pdf_source_surface_entry
{
69 cairo_hash_entry_t base
;
71 unsigned char *unique_id
;
72 unsigned long unique_id_length
;
73 cairo_operator_t
operator;
74 cairo_bool_t interpolate
;
75 cairo_bool_t stencil_mask
;
77 cairo_pdf_resource_t surface_res
;
78 cairo_pdf_resource_t smask_res
;
81 cairo_rectangle_int_t extents
;
82 } cairo_pdf_source_surface_entry_t
;
84 typedef struct _cairo_pdf_source_surface
{
85 cairo_pattern_type_t type
;
86 cairo_surface_t
*surface
;
87 cairo_pattern_t
*raster_pattern
;
88 cairo_pdf_source_surface_entry_t
*hash_entry
;
89 } cairo_pdf_source_surface_t
;
91 typedef struct _cairo_pdf_pattern
{
94 cairo_rectangle_int_t extents
;
95 cairo_pattern_t
*pattern
;
96 cairo_pdf_resource_t pattern_res
;
97 cairo_pdf_resource_t gstate_res
;
98 cairo_operator_t
operator;
99 cairo_bool_t is_shading
;
100 } cairo_pdf_pattern_t
;
102 typedef enum _cairo_pdf_operation
{
108 } cairo_pdf_operation_t
;
110 typedef struct _cairo_pdf_smask_group
{
113 cairo_rectangle_int_t extents
;
114 cairo_pdf_resource_t group_res
;
115 cairo_pdf_operation_t operation
;
116 cairo_pattern_t
*source
;
117 cairo_pdf_resource_t source_res
;
118 cairo_pattern_t
*mask
;
119 cairo_path_fixed_t path
;
120 cairo_fill_rule_t fill_rule
;
121 cairo_stroke_style_t style
;
123 cairo_matrix_t ctm_inverse
;
126 cairo_glyph_t
*glyphs
;
128 cairo_text_cluster_t
*clusters
;
130 cairo_bool_t cluster_flags
;
131 cairo_scaled_font_t
*scaled_font
;
132 } cairo_pdf_smask_group_t
;
134 typedef struct _cairo_pdf_jbig2_global
{
136 unsigned long id_length
;
137 cairo_pdf_resource_t res
;
138 cairo_bool_t emitted
;
139 } cairo_pdf_jbig2_global_t
;
141 typedef struct _cairo_pdf_surface cairo_pdf_surface_t
;
143 struct _cairo_pdf_surface
{
144 cairo_surface_t base
;
146 /* Prefer the name "output" here to avoid confusion over the
147 * structure within a PDF document known as a "stream". */
148 cairo_output_stream_t
*output
;
152 cairo_matrix_t cairo_to_pdf
;
154 cairo_array_t objects
;
156 cairo_array_t rgb_linear_functions
;
157 cairo_array_t alpha_linear_functions
;
158 cairo_array_t page_patterns
;
159 cairo_array_t page_surfaces
;
160 cairo_hash_table_t
*all_surfaces
;
161 cairo_array_t smask_groups
;
162 cairo_array_t knockout_group
;
163 cairo_array_t jbig2_global
;
165 cairo_scaled_font_subsets_t
*font_subsets
;
168 cairo_pdf_resource_t next_available_resource
;
169 cairo_pdf_resource_t pages_resource
;
171 cairo_pdf_version_t pdf_version
;
172 cairo_bool_t compress_content
;
174 cairo_pdf_resource_t content
;
175 cairo_pdf_resource_t content_resources
;
176 cairo_pdf_group_resources_t resources
;
177 cairo_bool_t has_fallback_images
;
178 cairo_bool_t header_emitted
;
182 cairo_pdf_resource_t self
;
183 cairo_pdf_resource_t length
;
185 cairo_bool_t compressed
;
186 cairo_output_stream_t
*old_output
;
191 cairo_output_stream_t
*stream
;
192 cairo_output_stream_t
*mem_stream
;
193 cairo_output_stream_t
*old_output
;
194 cairo_pdf_resource_t resource
;
195 cairo_box_double_t bbox
;
196 cairo_bool_t is_knockout
;
199 cairo_surface_clipper_t clipper
;
201 cairo_pdf_operators_t pdf_operators
;
202 cairo_paginated_mode_t paginated_mode
;
203 cairo_bool_t select_pattern_gstate_saved
;
205 cairo_bool_t force_fallbacks
;
207 cairo_operator_t current_operator
;
208 cairo_bool_t current_pattern_is_solid_color
;
209 cairo_bool_t current_color_is_stroke
;
210 double current_color_red
;
211 double current_color_green
;
212 double current_color_blue
;
213 double current_color_alpha
;
215 cairo_surface_t
*paginated_surface
;
218 #endif /* CAIRO_PDF_SURFACE_PRIVATE_H */