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435a566751
* sumatrapdf - vendor import * everything compiles (libjpeg, poppler, fitz, sumatrapdf) * does NOT link (remove the comment tags in the parent directory.rbuild file (rosapps dir) to build it) svn path=/trunk/; revision=29295
110 lines
2.2 KiB
C
110 lines
2.2 KiB
C
/*
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* content stream parsing
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*/
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typedef struct pdf_material_s pdf_material;
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typedef struct pdf_gstate_s pdf_gstate;
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typedef struct pdf_csi_s pdf_csi;
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enum
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{
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PDF_MFILL,
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PDF_MSTROKE
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};
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enum
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{
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PDF_MNONE,
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PDF_MCOLOR,
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PDF_MLAB,
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PDF_MINDEXED,
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PDF_MPATTERN,
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PDF_MSHADE
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};
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struct pdf_material_s
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{
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int kind;
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fz_colorspace *cs;
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float v[32];
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pdf_indexed *indexed;
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pdf_pattern *pattern;
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fz_shade *shade;
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};
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struct pdf_gstate_s
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{
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/* path stroking */
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float linewidth;
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int linecap;
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int linejoin;
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float miterlimit;
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float dashphase;
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int dashlen;
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float dashlist[32];
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/* materials */
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pdf_material stroke;
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pdf_material fill;
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/* text state */
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float charspace;
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float wordspace;
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float scale;
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float leading;
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pdf_font *font;
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float size;
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int render;
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float rise;
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/* tree construction state */
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fz_node *head;
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};
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struct pdf_csi_s
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{
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pdf_gstate gstate[32];
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int gtop;
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fz_obj *stack[32];
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int top;
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int xbalance;
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fz_obj *array;
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/* path object state */
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fz_pathnode *path;
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int clip;
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/* text object state */
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fz_node *textclip;
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fz_textnode *text;
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fz_matrix tlm;
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fz_matrix tm;
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int textmode;
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fz_tree *tree;
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};
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/* build.c */
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void pdf_initgstate(pdf_gstate *gs);
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fz_error *pdf_setcolorspace(pdf_csi *csi, int what, fz_colorspace *cs);
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fz_error *pdf_setcolor(pdf_csi *csi, int what, float *v);
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fz_error *pdf_setpattern(pdf_csi *csi, int what, pdf_pattern *pat, float *v);
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fz_error *pdf_setshade(pdf_csi *csi, int what, fz_shade *shade);
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fz_error *pdf_buildstrokepath(pdf_gstate *gs, fz_pathnode *path);
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fz_error *pdf_buildfillpath(pdf_gstate *gs, fz_pathnode *path, int evenodd);
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fz_error *pdf_addfillshape(pdf_gstate *gs, fz_node *shape);
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fz_error *pdf_addstrokeshape(pdf_gstate *gs, fz_node *shape);
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fz_error *pdf_addclipmask(pdf_gstate *gs, fz_node *shape);
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fz_error *pdf_addtransform(pdf_gstate *gs, fz_node *transform);
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fz_error *pdf_addshade(pdf_gstate *gs, fz_shade *shade);
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fz_error *pdf_showpath(pdf_csi*, int close, int fill, int stroke, int evenodd);
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fz_error *pdf_showtext(pdf_csi*, fz_obj *text);
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fz_error *pdf_flushtext(pdf_csi*);
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fz_error *pdf_showimage(pdf_csi*, pdf_image *img);
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/* interpret.c */
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fz_error *pdf_newcsi(pdf_csi **csip, int maskonly);
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fz_error *pdf_runcsi(pdf_csi *, pdf_xref *xref, fz_obj *rdb, fz_stream *);
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void pdf_dropcsi(pdf_csi *csi);
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