forked from KolibriOS/kolibrios
207 lines
6.1 KiB
C
207 lines
6.1 KiB
C
/* -*- Mode: c; tab-width: 8; c-basic-offset: 4; indent-tabs-mode: t; -*- */
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/* cairo - a vector graphics library with display and print output
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*
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* Copyright © 2004 Red Hat, Inc
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* Copyright © 2006 Red Hat, Inc
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* Copyright © 2007, 2008 Adrian Johnson
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*
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* This library is free software; you can redistribute it and/or
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* modify it either under the terms of the GNU Lesser General Public
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* License version 2.1 as published by the Free Software Foundation
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* (the "LGPL") or, at your option, under the terms of the Mozilla
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* Public License Version 1.1 (the "MPL"). If you do not alter this
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* notice, a recipient may use your version of this file under either
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* the MPL or the LGPL.
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*
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* You should have received a copy of the LGPL along with this library
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* in the file COPYING-LGPL-2.1; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA
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* You should have received a copy of the MPL along with this library
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* in the file COPYING-MPL-1.1
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*
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* The contents of this file are subject to the Mozilla Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY
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* OF ANY KIND, either express or implied. See the LGPL or the MPL for
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* the specific language governing rights and limitations.
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*
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* The Original Code is the cairo graphics library.
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*
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* The Initial Developer of the Original Code is University of Southern
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* California.
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*
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* Contributor(s):
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* Kristian Høgsberg <krh@redhat.com>
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* Carl Worth <cworth@cworth.org>
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* Adrian Johnson <ajohnson@redneon.com>
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*/
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#ifndef CAIRO_PDF_SURFACE_PRIVATE_H
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#define CAIRO_PDF_SURFACE_PRIVATE_H
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#include "cairo-pdf.h"
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#include "cairo-surface-private.h"
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#include "cairo-surface-clipper-private.h"
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#include "cairo-pdf-operators-private.h"
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#include "cairo-path-fixed-private.h"
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typedef struct _cairo_pdf_resource {
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unsigned int id;
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} cairo_pdf_resource_t;
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#define CAIRO_NUM_OPERATORS (CAIRO_OPERATOR_HSL_LUMINOSITY + 1)
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typedef struct _cairo_pdf_group_resources {
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cairo_bool_t operators[CAIRO_NUM_OPERATORS];
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cairo_array_t alphas;
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cairo_array_t smasks;
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cairo_array_t patterns;
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cairo_array_t shadings;
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cairo_array_t xobjects;
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cairo_array_t fonts;
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} cairo_pdf_group_resources_t;
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typedef struct _cairo_pdf_source_surface_entry {
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cairo_hash_entry_t base;
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unsigned int id;
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unsigned char *unique_id;
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unsigned long unique_id_length;
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cairo_bool_t interpolate;
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cairo_bool_t stencil_mask;
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cairo_pdf_resource_t surface_res;
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int width;
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int height;
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cairo_rectangle_int_t extents;
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} cairo_pdf_source_surface_entry_t;
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typedef struct _cairo_pdf_source_surface {
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cairo_pattern_type_t type;
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cairo_surface_t *surface;
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cairo_pattern_t *raster_pattern;
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cairo_pdf_source_surface_entry_t *hash_entry;
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} cairo_pdf_source_surface_t;
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typedef struct _cairo_pdf_pattern {
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double width;
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double height;
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cairo_rectangle_int_t extents;
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cairo_pattern_t *pattern;
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cairo_pdf_resource_t pattern_res;
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cairo_pdf_resource_t gstate_res;
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cairo_bool_t is_shading;
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} cairo_pdf_pattern_t;
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typedef enum _cairo_pdf_operation {
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PDF_PAINT,
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PDF_MASK,
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PDF_FILL,
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PDF_STROKE,
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PDF_SHOW_GLYPHS
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} cairo_pdf_operation_t;
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typedef struct _cairo_pdf_smask_group {
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double width;
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double height;
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cairo_rectangle_int_t extents;
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cairo_pdf_resource_t group_res;
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cairo_pdf_operation_t operation;
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cairo_pattern_t *source;
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cairo_pdf_resource_t source_res;
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cairo_pattern_t *mask;
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cairo_path_fixed_t path;
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cairo_fill_rule_t fill_rule;
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cairo_stroke_style_t style;
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cairo_matrix_t ctm;
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cairo_matrix_t ctm_inverse;
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char *utf8;
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int utf8_len;
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cairo_glyph_t *glyphs;
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int num_glyphs;
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cairo_text_cluster_t *clusters;
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int num_clusters;
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cairo_bool_t cluster_flags;
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cairo_scaled_font_t *scaled_font;
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} cairo_pdf_smask_group_t;
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typedef struct _cairo_pdf_surface cairo_pdf_surface_t;
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struct _cairo_pdf_surface {
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cairo_surface_t base;
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/* Prefer the name "output" here to avoid confusion over the
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* structure within a PDF document known as a "stream". */
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cairo_output_stream_t *output;
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double width;
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double height;
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cairo_matrix_t cairo_to_pdf;
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cairo_array_t objects;
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cairo_array_t pages;
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cairo_array_t rgb_linear_functions;
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cairo_array_t alpha_linear_functions;
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cairo_array_t page_patterns;
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cairo_array_t page_surfaces;
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cairo_hash_table_t *all_surfaces;
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cairo_array_t smask_groups;
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cairo_array_t knockout_group;
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cairo_scaled_font_subsets_t *font_subsets;
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cairo_array_t fonts;
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cairo_pdf_resource_t next_available_resource;
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cairo_pdf_resource_t pages_resource;
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cairo_pdf_version_t pdf_version;
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cairo_bool_t compress_content;
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cairo_pdf_resource_t content;
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cairo_pdf_resource_t content_resources;
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cairo_pdf_group_resources_t resources;
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cairo_bool_t has_fallback_images;
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cairo_bool_t header_emitted;
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struct {
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cairo_bool_t active;
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cairo_pdf_resource_t self;
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cairo_pdf_resource_t length;
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long start_offset;
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cairo_bool_t compressed;
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cairo_output_stream_t *old_output;
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} pdf_stream;
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struct {
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cairo_bool_t active;
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cairo_output_stream_t *stream;
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cairo_output_stream_t *mem_stream;
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cairo_output_stream_t *old_output;
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cairo_pdf_resource_t resource;
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cairo_box_double_t bbox;
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cairo_bool_t is_knockout;
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} group_stream;
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cairo_surface_clipper_t clipper;
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cairo_pdf_operators_t pdf_operators;
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cairo_paginated_mode_t paginated_mode;
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cairo_bool_t select_pattern_gstate_saved;
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cairo_bool_t force_fallbacks;
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cairo_operator_t current_operator;
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cairo_bool_t current_pattern_is_solid_color;
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cairo_bool_t current_color_is_stroke;
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double current_color_red;
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double current_color_green;
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double current_color_blue;
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double current_color_alpha;
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cairo_surface_t *paginated_surface;
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};
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#endif /* CAIRO_PDF_SURFACE_PRIVATE_H */
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