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#ifndef SOURCE_XPS_IMP_H
#define SOURCE_XPS_IMP_H
typedef struct xps_document_s xps_document;
typedef struct xps_page_s xps_page;
/*
xps_open_document: Open a document.
Open a document for reading so the library is able to locate
objects and pages inside the file.
The returned xps_document should be used when calling most
other functions. Note that it wraps the context, so those
functions implicitly get access to the global state in
context.
filename: a path to a file as it would be given to open(2).
*/
xps_document *xps_open_document(fz_context *ctx, const char *filename);
/*
xps_open_document_with_stream: Opens a document.
Same as xps_open_document, but takes a stream instead of a
filename to locate the document to open. Increments the
reference count of the stream. See fz_open_file,
fz_open_file_w or fz_open_fd for opening a stream, and
fz_drop_stream for closing an open stream.
*/
xps_document *xps_open_document_with_stream(fz_context *ctx, fz_stream *file);
int xps_count_pages(fz_context *ctx, xps_document *doc);
xps_page *xps_load_page(fz_context *ctx, xps_document *doc, int number);
fz_outline *xps_load_outline(fz_context *ctx, xps_document *doc);
void xps_run_page(fz_context *ctx, xps_page *page, fz_device *dev, const fz_matrix *ctm, fz_cookie *cookie);
fz_link *xps_load_links(fz_context *ctx, xps_page *page);
/*
* Memory, and string functions.
*/
int xps_strcasecmp(char *a, char *b);
void xps_resolve_url(fz_context *ctx, xps_document *doc, char *output, char *base_uri, char *path, int output_size);
char *xps_parse_point(fz_context *ctx, xps_document *doc, char *s_in, float *x, float *y);
/*
* Container parts.
*/
typedef struct xps_part_s xps_part;
struct xps_part_s
{
char *name;
fz_buffer *data;
};
int xps_has_part(fz_context *ctx, xps_document *doc, char *partname);
xps_part *xps_read_part(fz_context *ctx, xps_document *doc, char *partname);
void xps_drop_part(fz_context *ctx, xps_document *doc, xps_part *part);
/*
* Document structure.
*/
typedef struct xps_fixdoc_s xps_fixdoc;
typedef struct xps_fixpage_s xps_fixpage;
typedef struct xps_target_s xps_target;
struct xps_fixdoc_s
{
char *name;
char *outline;
xps_fixdoc *next;
};
struct xps_fixpage_s
{
char *name;
int number;
int width;
int height;
xps_fixpage *next;
};
struct xps_page_s
{
fz_page super;
xps_document *doc;
xps_fixpage *fix;
fz_xml *root;
};
struct xps_target_s
{
char *name;
int page;
xps_target *next;
};
void xps_read_page_list(fz_context *ctx, xps_document *doc);
void xps_print_page_list(fz_context *ctx, xps_document *doc);
void xps_drop_page_list(fz_context *ctx, xps_document *doc);
int xps_lookup_link_target(fz_context *ctx, xps_document *doc, char *target_uri, float *xp, float *yp);
/*
* Images, fonts, and colorspaces.
*/
typedef struct xps_font_cache_s xps_font_cache;
struct xps_font_cache_s
{
char *name;
fz_font *font;
xps_font_cache *next;
};
typedef struct xps_glyph_metrics_s xps_glyph_metrics;
struct xps_glyph_metrics_s
{
float hadv, vadv, vorg;
};
int xps_count_font_encodings(fz_context *ctx, fz_font *font);
void xps_identify_font_encoding(fz_context *ctx, fz_font *font, int idx, int *pid, int *eid);
void xps_select_font_encoding(fz_context *ctx, fz_font *font, int idx);
int xps_encode_font_char(fz_context *ctx, fz_font *font, int key);
void xps_measure_font_glyph(fz_context *ctx, xps_document *doc, fz_font *font, int gid, xps_glyph_metrics *mtx);
void xps_print_path(fz_context *ctx, xps_document *doc);
void xps_parse_color(fz_context *ctx, xps_document *doc, char *base_uri, char *hexstring, fz_colorspace **csp, float *samples);
void xps_set_color(fz_context *ctx, xps_document *doc, fz_colorspace *colorspace, float *samples);
/*
* Resource dictionaries.
*/
typedef struct xps_resource_s xps_resource;
struct xps_resource_s
{
char *name;
char *base_uri; /* only used in the head nodes */
fz_xml *base_xml; /* only used in the head nodes, to free the xml document */
fz_xml *data;
xps_resource *next;
xps_resource *parent; /* up to the previous dict in the stack */
};
xps_resource * xps_parse_resource_dictionary(fz_context *ctx, xps_document *doc, char *base_uri, fz_xml *root);
void xps_drop_resource_dictionary(fz_context *ctx, xps_document *doc, xps_resource *dict);
void xps_resolve_resource_reference(fz_context *ctx, xps_document *doc, xps_resource *dict, char **attp, fz_xml **tagp, char **urip);
void xps_print_resource_dictionary(fz_context *ctx, xps_document *doc, xps_resource *dict);
/*
* Fixed page/graphics parsing.
*/
void xps_parse_fixed_page(fz_context *ctx, xps_document *doc, const fz_matrix *ctm, xps_page *page);
void xps_parse_canvas(fz_context *ctx, xps_document *doc, const fz_matrix *ctm, const fz_rect *area, char *base_uri, xps_resource *dict, fz_xml *node);
void xps_parse_path(fz_context *ctx, xps_document *doc, const fz_matrix *ctm, char *base_uri, xps_resource *dict, fz_xml *node);
void xps_parse_glyphs(fz_context *ctx, xps_document *doc, const fz_matrix *ctm, char *base_uri, xps_resource *dict, fz_xml *node);
void xps_parse_solid_color_brush(fz_context *ctx, xps_document *doc, const fz_matrix *ctm, char *base_uri, xps_resource *dict, fz_xml *node);
void xps_parse_image_brush(fz_context *ctx, xps_document *doc, const fz_matrix *ctm, const fz_rect *area, char *base_uri, xps_resource *dict, fz_xml *node);
void xps_parse_visual_brush(fz_context *ctx, xps_document *doc, const fz_matrix *ctm, const fz_rect *area, char *base_uri, xps_resource *dict, fz_xml *node);
void xps_parse_linear_gradient_brush(fz_context *ctx, xps_document *doc, const fz_matrix *ctm, const fz_rect *area, char *base_uri, xps_resource *dict, fz_xml *node);
void xps_parse_radial_gradient_brush(fz_context *ctx, xps_document *doc, const fz_matrix *ctm, const fz_rect *area, char *base_uri, xps_resource *dict, fz_xml *node);
void xps_parse_tiling_brush(fz_context *ctx, xps_document *doc, const fz_matrix *ctm, const fz_rect *area, char *base_uri, xps_resource *dict, fz_xml *root, void(*func)(fz_context *ctx, xps_document*, const fz_matrix *, const fz_rect *, char*, xps_resource*, fz_xml*, void*), void *user);
fz_font *xps_lookup_font(fz_context *ctx, xps_document *doc, char *base_uri, char *font_uri, char *style_att);
fz_text *xps_parse_glyphs_imp(fz_context *ctx, xps_document *doc, const fz_matrix *ctm,
fz_font *font, float size, float originx, float originy,
int is_sideways, int bidi_level,
char *indices, char *unicode);
fz_path *xps_parse_abbreviated_geometry(fz_context *ctx, xps_document *doc, char *geom, int *fill_rule);
fz_path *xps_parse_path_geometry(fz_context *ctx, xps_document *doc, xps_resource *dict, fz_xml *root, int stroking, int *fill_rule);
void xps_parse_transform(fz_context *ctx, xps_document *doc, char *att, fz_xml *tag, fz_matrix *new_ctm, const fz_matrix *ctm);
void xps_parse_rectangle(fz_context *ctx, xps_document *doc, char *text, fz_rect *rect);
void xps_begin_opacity(fz_context *ctx, xps_document *doc, const fz_matrix *ctm, const fz_rect *area, char *base_uri, xps_resource *dict, char *opacity_att, fz_xml *opacity_mask_tag);
void xps_end_opacity(fz_context *ctx, xps_document *doc, char *base_uri, xps_resource *dict, char *opacity_att, fz_xml *opacity_mask_tag);
void xps_parse_brush(fz_context *ctx, xps_document *doc, const fz_matrix *ctm, const fz_rect *area, char *base_uri, xps_resource *dict, fz_xml *node);
void xps_parse_element(fz_context *ctx, xps_document *doc, const fz_matrix *ctm, const fz_rect *area, char *base_uri, xps_resource *dict, fz_xml *node);
void xps_clip(fz_context *ctx, xps_document *doc, const fz_matrix *ctm, xps_resource *dict, char *clip_att, fz_xml *clip_tag);
fz_xml *xps_lookup_alternate_content(fz_context *ctx, xps_document *doc, fz_xml *node);
/*
* The interpreter context.
*/
typedef struct xps_entry_s xps_entry;
struct xps_entry_s
{
char *name;
fz_off_t offset;
int csize;
int usize;
};
struct xps_document_s
{
fz_document super;
fz_archive *zip;
char *start_part; /* fixed document sequence */
xps_fixdoc *first_fixdoc; /* first fixed document */
xps_fixdoc *last_fixdoc; /* last fixed document */
xps_fixpage *first_page; /* first page of document */
xps_fixpage *last_page; /* last page of document */
int page_count;
xps_target *target; /* link targets */
char *base_uri; /* base uri for parsing XML and resolving relative paths */
char *part_uri; /* part uri for parsing metadata relations */
/* We cache font resources */
xps_font_cache *font_table;
/* Opacity attribute stack */
float opacity[64];
int opacity_top;
/* Current color */
fz_colorspace *colorspace;
float color[8];
float alpha;
/* Current device */
fz_device *dev;
fz_cookie *cookie;
};
#endif
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