+#ifndef __gfxdevice_h__
+#define __gfxdevice_h__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
#define GFX_SUBPIXEL 2560
-typedef float gfxcoord_t;
+typedef double gfxcoord_t;
typedef enum {gfx_moveTo, gfx_lineTo, gfx_splineTo} gfx_linetype;
+typedef enum {gfx_joinMiter, gfx_joinRound, gfx_joinBevel} gfx_joinType;
+typedef enum {gfx_capButt, gfx_capRound, gfx_capSquare} gfx_capType;
typedef struct _gfxline
{
typedef struct _gfxfont
{
- char*name;
+ char*id;
int num_glyphs;
int max_unicode;
gfxglyph_t*glyphs;
typedef struct _gfxmatrix
{
- float m00,m10,tx;
- float m01,m11,ty;
+ double m00,m10,tx;
+ double m01,m11,ty;
} gfxmatrix_t;
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;
typedef struct _gfxcxform
{
- float rr,rg,rb,ra;
- float gr,gg,gb,ga;
- float br,bg,bb,ba;
- float ar,ag,ab,aa;
+ float rr,rg,rb,ra, tr;
+ float gr,gg,gb,ga, tg;
+ float br,bg,bb,ba, tb;
+ float ar,ag,ab,aa, ta;
gfxcolor_t t;
} gfxcxform_t;
gfxcoord_t xmin, ymin, xmax, ymax;
} gfxbbox_t;
+typedef struct _gfxresult
+{
+ void (*write)(struct _gfxresult*gfx, int filedesc);
+ int (*save)(struct _gfxresult*gfx, char*filename);
+ void* (*get)(struct _gfxresult*gfx, char*name);
+ void (*destroy)(struct _gfxresult*gfx);
+
+ void*internal;
+} gfxresult_t;
+
typedef struct _gfxdevice
{
+ char* name; // gfx device name
+
int (*setparameter)(struct _gfxdevice*dev, const char*key, const char*value);
- int (*startpage)(struct _gfxdevice*dev, int xmin, int ymin, int xmax, int ymax); /*xmin/ymin?*/
+ void (*startpage)(struct _gfxdevice*dev, int width, int height);
- void (*startClip)(struct _gfxdevice*dev, gfxline_t*line);
- void (*endClip)(struct _gfxdevice*dev);
- void (*stroke)(struct _gfxdevice*dev, gfxline_t*line, int width, gfxcolor_t*color, int cap_style, int joint_style);
+ void (*startclip)(struct _gfxdevice*dev, gfxline_t*line);
+ 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, gfxgradient_t*gradient, gfxgradienttype_t type, gfxmatrix_t*matrix); //?
+ 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*matrix); //?
- void (*addfont)(struct _gfxdevice*dev, char*fontid, gfxfont_t*font, gfxmatrix_t*matrix);
- void (*drawchar)(struct _gfxdevice*dev, char*fontid, int glyph, int x, int y);
+ /* deprecated */ void (*addfont)(struct _gfxdevice*dev, gfxfont_t*font);
- void (*drawLink)(struct _gfxdevice*dev, int x1, int y1, int x2, int y2, char*action);
+ void (*drawchar)(struct _gfxdevice*dev, gfxfont_t*fontid, int glyph, gfxcolor_t*color, gfxmatrix_t*matrix);
+
+ void (*drawlink)(struct _gfxdevice*dev, gfxline_t*line, char*action);
- int (*endpage)(struct _gfxdevice*dev); //?
+ void (*endpage)(struct _gfxdevice*dev);
- int (*finish)(struct _gfxdevice*dev);
+ gfxresult_t* (*finish)(struct _gfxdevice*dev);
void* internal;
} gfxdevice_t;
+#ifdef __cplusplus
+}
+#endif
+
+#endif //__gfxdevice_h__