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-rw-r--r--Build/source/libs/cairo/cairo-src/src/cairo-pdf-surface-private.h185
1 files changed, 183 insertions, 2 deletions
diff --git a/Build/source/libs/cairo/cairo-src/src/cairo-pdf-surface-private.h b/Build/source/libs/cairo/cairo-src/src/cairo-pdf-surface-private.h
index 618ca4ede9f..3793332ce8c 100644
--- a/Build/source/libs/cairo/cairo-src/src/cairo-pdf-surface-private.h
+++ b/Build/source/libs/cairo/cairo-src/src/cairo-pdf-surface-private.h
@@ -48,6 +48,8 @@
#include "cairo-surface-clipper-private.h"
#include "cairo-pdf-operators-private.h"
#include "cairo-path-fixed-private.h"
+#include "cairo-tag-attributes-private.h"
+#include "cairo-tag-stack-private.h"
typedef struct _cairo_pdf_resource {
unsigned int id;
@@ -74,11 +76,19 @@ typedef struct _cairo_pdf_source_surface_entry {
cairo_bool_t interpolate;
cairo_bool_t stencil_mask;
cairo_bool_t smask;
+ cairo_bool_t need_transp_group;
cairo_pdf_resource_t surface_res;
cairo_pdf_resource_t smask_res;
- int width;
- int height;
+
+ /* True if surface will be emitted as an Image XObject. */
+ cairo_bool_t emit_image;
+
+ /* Extents of the source surface. */
+ cairo_bool_t bounded;
cairo_rectangle_int_t extents;
+
+ /* Union of source extents required for all operations using this source */
+ cairo_rectangle_int_t required_extents;
} cairo_pdf_source_surface_entry_t;
typedef struct _cairo_pdf_source_surface {
@@ -97,6 +107,17 @@ typedef struct _cairo_pdf_pattern {
cairo_pdf_resource_t gstate_res;
cairo_operator_t operator;
cairo_bool_t is_shading;
+
+ /* PDF pattern space is the pattern matrix concatenated with the
+ * initial space of the parent object. If the parent object is the
+ * page, the initial space does not include the Y-axis flipping
+ * matrix emitted at the start of the page content stream. If the
+ * parent object is not the page content stream, the initial space
+ * will have a flipped Y-axis. The inverted_y_axis flag is true
+ * when the initial space of the parent object that is drawing
+ * this pattern has a flipped Y-axis.
+ */
+ cairo_bool_t inverted_y_axis;
} cairo_pdf_pattern_t;
typedef enum _cairo_pdf_operation {
@@ -138,6 +159,91 @@ typedef struct _cairo_pdf_jbig2_global {
cairo_bool_t emitted;
} cairo_pdf_jbig2_global_t;
+/* cairo-pdf-interchange.c types */
+
+struct page_mcid {
+ int page;
+ int mcid;
+};
+
+struct tag_extents {
+ cairo_rectangle_int_t extents;
+ cairo_bool_t valid;
+ cairo_list_t link;
+};
+
+typedef struct _cairo_pdf_struct_tree_node {
+ char *name;
+ cairo_pdf_resource_t res;
+ struct _cairo_pdf_struct_tree_node *parent;
+ cairo_list_t children;
+ cairo_array_t mcid; /* array of struct page_mcid */
+ cairo_pdf_resource_t annot_res; /* 0 if no annot */
+ struct tag_extents extents;
+ cairo_list_t link;
+} cairo_pdf_struct_tree_node_t;
+
+typedef struct _cairo_pdf_annotation {
+ cairo_pdf_struct_tree_node_t *node; /* node containing the annotation */
+ cairo_link_attrs_t link_attrs;
+} cairo_pdf_annotation_t;
+
+typedef struct _cairo_pdf_named_dest {
+ cairo_hash_entry_t base;
+ struct tag_extents extents;
+ cairo_dest_attrs_t attrs;
+ int page;
+} cairo_pdf_named_dest_t;
+
+typedef struct _cairo_pdf_outline_entry {
+ char *name;
+ cairo_link_attrs_t link_attrs;
+ cairo_pdf_outline_flags_t flags;
+ cairo_pdf_resource_t res;
+ struct _cairo_pdf_outline_entry *parent;
+ struct _cairo_pdf_outline_entry *first_child;
+ struct _cairo_pdf_outline_entry *last_child;
+ struct _cairo_pdf_outline_entry *next;
+ struct _cairo_pdf_outline_entry *prev;
+ int count;
+} cairo_pdf_outline_entry_t;
+
+struct docinfo {
+ char *title;
+ char *author;
+ char *subject;
+ char *keywords;
+ char *creator;
+ char *create_date;
+ char *mod_date;
+};
+
+typedef struct _cairo_pdf_interchange {
+ cairo_tag_stack_t analysis_tag_stack;
+ cairo_tag_stack_t render_tag_stack;
+ cairo_array_t push_data; /* records analysis_tag_stack data field for each push */
+ int push_data_index;
+ cairo_pdf_struct_tree_node_t *struct_root;
+ cairo_pdf_struct_tree_node_t *current_node;
+ cairo_pdf_struct_tree_node_t *begin_page_node;
+ cairo_pdf_struct_tree_node_t *end_page_node;
+ cairo_array_t parent_tree; /* parent tree resources */
+ cairo_array_t mcid_to_tree; /* mcid to tree node mapping for current page */
+ cairo_array_t annots; /* array of pointers to cairo_pdf_annotation_t */
+ cairo_pdf_resource_t parent_tree_res;
+ cairo_list_t extents_list;
+ cairo_hash_table_t *named_dests;
+ int num_dests;
+ cairo_pdf_named_dest_t **sorted_dests;
+ cairo_pdf_resource_t dests_res;
+ int annot_page;
+ cairo_array_t outline; /* array of pointers to cairo_pdf_outline_entry_t; */
+ struct docinfo docinfo;
+
+} cairo_pdf_interchange_t;
+
+/* pdf surface data */
+
typedef struct _cairo_pdf_surface cairo_pdf_surface_t;
struct _cairo_pdf_surface {
@@ -149,7 +255,10 @@ struct _cairo_pdf_surface {
double width;
double height;
+ cairo_rectangle_int_t surface_extents;
+ cairo_bool_t surface_bounded;
cairo_matrix_t cairo_to_pdf;
+ cairo_bool_t in_xobject;
cairo_array_t objects;
cairo_array_t pages;
@@ -157,16 +266,19 @@ struct _cairo_pdf_surface {
cairo_array_t alpha_linear_functions;
cairo_array_t page_patterns;
cairo_array_t page_surfaces;
+ cairo_array_t doc_surfaces;
cairo_hash_table_t *all_surfaces;
cairo_array_t smask_groups;
cairo_array_t knockout_group;
cairo_array_t jbig2_global;
+ cairo_array_t page_heights;
cairo_scaled_font_subsets_t *font_subsets;
cairo_array_t fonts;
cairo_pdf_resource_t next_available_resource;
cairo_pdf_resource_t pages_resource;
+ cairo_pdf_resource_t struct_tree_root;
cairo_pdf_version_t pdf_version;
cairo_bool_t compress_content;
@@ -212,7 +324,76 @@ struct _cairo_pdf_surface {
double current_color_blue;
double current_color_alpha;
+ cairo_pdf_interchange_t interchange;
+ int page_parent_tree; /* -1 if not used */
+ cairo_array_t page_annots;
+ cairo_bool_t tagged;
+ char *current_page_label;
+ cairo_array_t page_labels;
+ cairo_pdf_resource_t outlines_dict_res;
+ cairo_pdf_resource_t names_dict_res;
+ cairo_pdf_resource_t docinfo_res;
+ cairo_pdf_resource_t page_labels_res;
+
+ int thumbnail_width;
+ int thumbnail_height;
+ cairo_image_surface_t *thumbnail_image;
+
cairo_surface_t *paginated_surface;
};
+cairo_private cairo_pdf_resource_t
+_cairo_pdf_surface_new_object (cairo_pdf_surface_t *surface);
+
+cairo_private void
+_cairo_pdf_surface_update_object (cairo_pdf_surface_t *surface,
+ cairo_pdf_resource_t resource);
+
+cairo_private cairo_int_status_t
+_cairo_utf8_to_pdf_string (const char *utf8, char **str_out);
+
+cairo_private cairo_int_status_t
+_cairo_pdf_interchange_init (cairo_pdf_surface_t *surface);
+
+cairo_private cairo_int_status_t
+_cairo_pdf_interchange_fini (cairo_pdf_surface_t *surface);
+
+cairo_private cairo_int_status_t
+_cairo_pdf_interchange_begin_page_content (cairo_pdf_surface_t *surface);
+
+cairo_private cairo_int_status_t
+_cairo_pdf_interchange_end_page_content (cairo_pdf_surface_t *surface);
+
+cairo_private cairo_int_status_t
+_cairo_pdf_interchange_tag_begin (cairo_pdf_surface_t *surface,
+ const char *name,
+ const char *attributes);
+
+cairo_private cairo_int_status_t
+_cairo_pdf_interchange_tag_end (cairo_pdf_surface_t *surface,
+ const char *name);
+
+cairo_private cairo_int_status_t
+_cairo_pdf_interchange_add_operation_extents (cairo_pdf_surface_t *surface,
+ const cairo_rectangle_int_t *extents);
+
+cairo_private cairo_int_status_t
+_cairo_pdf_interchange_write_page_objects (cairo_pdf_surface_t *surface);
+
+cairo_private cairo_int_status_t
+_cairo_pdf_interchange_write_document_objects (cairo_pdf_surface_t *surface);
+
+cairo_private cairo_int_status_t
+_cairo_pdf_interchange_add_outline (cairo_pdf_surface_t *surface,
+ int parent_id,
+ const char *name,
+ const char *dest,
+ cairo_pdf_outline_flags_t flags,
+ int *id);
+
+cairo_private cairo_int_status_t
+_cairo_pdf_interchange_set_metadata (cairo_pdf_surface_t *surface,
+ cairo_pdf_metadata_t metadata,
+ const char *utf8);
+
#endif /* CAIRO_PDF_SURFACE_PRIVATE_H */