82 lines
1.6 KiB
C
82 lines
1.6 KiB
C
/* See LICENSE file for copyright and license details. */
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typedef struct _DDC DDC;
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/* X11 types - begin */
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typedef struct _XDraw Draw;
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struct _XDraw {
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unsigned int w, h;
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Display *dpy;
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int screen;
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Window win;
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Drawable drawable;
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GC gc;
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DDC *dc;
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};
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struct _XCol {
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unsigned long rgb;
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};
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typedef struct _XCol Col;
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struct _XFont {
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int ascent;
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int descent;
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unsigned int h, w;
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XFontSet set;
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XFontStruct *xfont;
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};
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typedef struct _XFont Fnt;
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/* X11 types - end */
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struct _DDC {
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Draw *draw;
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Col *fg;
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Col *bg;
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Fnt *font;
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Bool fill;
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DDC *next;
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};
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typedef struct {
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unsigned int w;
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unsigned int h;
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int x;
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int y;
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int xOff;
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int yOff;
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} TextExtents;
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/* Drawable abstraction */
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Draw *draw_create(Display *dpy, int screen, Window win, unsigned int w, unsigned int h);
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void draw_resize(Draw *draw, unsigned int w, unsigned int h);
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void draw_free(Draw *draw);
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/* Drawing context abstraction */
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DDC *dc_create(Draw *draw);
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void dc_free(DDC *dc);
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/* Fnt abstraction */
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Fnt *font_create(const char *fontname);
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void font_free(Fnt *font);
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/* Colour abstraction */
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Col *col_create(const char *colname);
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void col_free(Col *col);
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/* Drawing context manipulation */
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void dc_setfont(DDC *dc, Fnt *font);
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void dc_setfg(DDC *dc, Col *col);
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void dc_setbg(DDC *dc, Col *col);
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void dc_setfill(DDC *dc, Bool fill);
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/* Drawing functions */
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void dc_drawrect(DDC *dc, int x, int y, unsigned int w, unsigned int h);
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void dc_drawtext(DDC *dc, int x, int y, const char *text);
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/* Map functions */
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void dc_map(DDC *dc, int x, int y, unsigned int w, unsigned int h);
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/* Text functions */
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void dc_getextents(DDC *dc, const char *text, TextExtents *extents);
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