X-Git-Url: http://git.asbjorn.biz/?p=swftools.git;a=blobdiff_plain;f=lib%2Fgfxdevice.h;h=699e7f6a16afcba814774fe547b2494d5b5f9606;hp=02aa686be74e7d16aa23cb69f60741f3fa72601f;hb=bdad407fb79c2f7be9f3603694ebdeadc645b52d;hpb=6c641a457a7ce2b58586c4900d75727c0a357a65 diff --git a/lib/gfxdevice.h b/lib/gfxdevice.h index 02aa686..699e7f6 100644 --- a/lib/gfxdevice.h +++ b/lib/gfxdevice.h @@ -27,16 +27,27 @@ typedef struct _gfxglyph gfxcoord_t advance; int unicode; // array? - char*name; + const char*name; } gfxglyph_t; +typedef struct _gfxkerning +{ + int c1,c2,advance; +} gfxkerning_t; + typedef struct _gfxfont { - char*id; + const char*id; int num_glyphs; int max_unicode; + + double ascent,descent; + gfxglyph_t*glyphs; int* unicode2glyph; + + gfxkerning_t*kerning; + int kerning_size; } gfxfont_t; typedef struct _gfxcolor @@ -55,13 +66,17 @@ typedef struct _gfxmatrix typedef struct _gfximage { + /* if the data contains an alpha layer (a != 255), the + r,g,b values will have to be premultiplied */ gfxcolor_t*data; int width; int height; } gfximage_t; +/* gradients: A radial gradient will start at 0,0 and have a radius of 1,0 + An axial gradient starts at -1,0 and ends at 1,0 + */ typedef enum {gfxgradient_radial, gfxgradient_linear} gfxgradienttype_t; - typedef struct _gfxgradient { gfxcolor_t color; @@ -75,7 +90,6 @@ typedef struct _gfxcxform float gr,gg,gb,ga, tg; float br,bg,bb,ba, tb; float ar,ag,ab,aa, ta; - gfxcolor_t t; } gfxcxform_t; typedef struct _gfxbbox @@ -86,8 +100,8 @@ typedef struct _gfxbbox typedef struct _gfxresult { void (*write)(struct _gfxresult*gfx, int filedesc); - int (*save)(struct _gfxresult*gfx, char*filename); - void* (*get)(struct _gfxresult*gfx, char*name); + int (*save)(struct _gfxresult*gfx, const char*filename); + void* (*get)(struct _gfxresult*gfx, const char*name); void (*destroy)(struct _gfxresult*gfx); void*internal; @@ -95,6 +109,8 @@ typedef struct _gfxresult typedef struct _gfxdevice { + const char* name; // gfx device name + int (*setparameter)(struct _gfxdevice*dev, const char*key, const char*value); void (*startpage)(struct _gfxdevice*dev, int width, int height); @@ -103,17 +119,22 @@ typedef struct _gfxdevice void (*endclip)(struct _gfxdevice*dev); void (*stroke)(struct _gfxdevice*dev, gfxline_t*line, gfxcoord_t width, gfxcolor_t*color, gfx_capType cap_style, gfx_joinType joint_style, gfxcoord_t miterLimit); void (*fill)(struct _gfxdevice*dev, gfxline_t*line, gfxcolor_t*color); - void (*fillbitmap)(struct _gfxdevice*dev, gfxline_t*line, gfximage_t*img, gfxmatrix_t*matrix, gfxcxform_t*cxform); //cxform? tiling? - void (*fillgradient)(struct _gfxdevice*dev, gfxline_t*line, gfxgradient_t*gradient, gfxgradienttype_t type, gfxmatrix_t*matrix); //? - /* deprecated */ void (*addfont)(struct _gfxdevice*dev, gfxfont_t*font); + /* expects alpha channel in image to be non-premultiplied */ + void (*fillbitmap)(struct _gfxdevice*dev, gfxline_t*line, gfximage_t*img, gfxmatrix_t*imgcoord2devcoord, gfxcxform_t*cxform); //cxform? tiling? + + void (*fillgradient)(struct _gfxdevice*dev, gfxline_t*line, gfxgradient_t*gradient, gfxgradienttype_t type, gfxmatrix_t*gradcoord2devcoord); //? - void (*drawchar)(struct _gfxdevice*dev, gfxfont_t*fontid, int glyph, gfxcolor_t*color, gfxmatrix_t*matrix); + void (*addfont)(struct _gfxdevice*dev, gfxfont_t*font); - void (*drawlink)(struct _gfxdevice*dev, gfxline_t*line, char*action); + void (*drawchar)(struct _gfxdevice*dev, gfxfont_t*font, int glyph, gfxcolor_t*color, gfxmatrix_t*matrix); + + void (*drawlink)(struct _gfxdevice*dev, gfxline_t*line, const char*action); void (*endpage)(struct _gfxdevice*dev); + const char* (*geterror)(); + gfxresult_t* (*finish)(struct _gfxdevice*dev); void* internal;