-/* (C)opyright MMIV-MMVII Anselm R. Garbe <garbeam at gmail dot com>
- * See LICENSE file for license details.
- */
-#include "dwm.h"
-#include <stdio.h>
-#include <string.h>
-
-/* static */
-
-static Bool
-isoccupied(unsigned int t)
-{
- Client *c;
- for(c = clients; c; c = c->next)
- if(c->tags[t])
- return True;
- return False;
-}
-
-static unsigned int
-textnw(const char *text, unsigned int len) {
- XRectangle r;
-
- if(dc.font.set) {
- XmbTextExtents(dc.font.set, text, len, NULL, &r);
- return r.width;
- }
- return XTextWidth(dc.font.xfont, text, len);
-}
-
-static void
-drawtext(const char *text, unsigned long col[ColLast], Bool filledsquare, Bool emptysquare) {
- int x, y, w, h;
- static char buf[256];
- unsigned int len, olen;
- XGCValues gcv;
- XRectangle r = { dc.x, dc.y, dc.w, dc.h };
- XPoint pt[5];
-
- XSetForeground(dpy, dc.gc, col[ColBG]);
- XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);
- if(!text)
+/* See LICENSE file for copyright and license details. */
+#include <stdlib.h>
+#include <X11/Xlib.h>
+
+#include "draw.h"
+
+Draw *
+draw_create(Display *dpy, Window win, unsigned int w, unsigned int h) {
+ Draw *draw = (Draw *)calloc(1, sizeof(Draw));
+ draw->w = w;
+ draw->h = h;
+ /* TODO: drawable creation */
+ /* TODO: gc allocation */
+ return draw;
+}
+
+void
+draw_resize(Draw *draw, unsigned int w, unsigned int h) {
+ if(!draw)
return;
- w = 0;
- olen = len = strlen(text);
- if(len >= sizeof buf)
- len = sizeof buf - 1;
- memcpy(buf, text, len);
- buf[len] = 0;
- h = dc.font.ascent + dc.font.descent;
- y = dc.y + (dc.h / 2) - (h / 2) + dc.font.ascent;
- x = dc.x + (h / 2);
- /* shorten text if necessary */
- while(len && (w = textnw(buf, len)) > dc.w - h)
- buf[--len] = 0;
- if(len < olen) {
- if(len > 1)
- buf[len - 1] = '.';
- if(len > 2)
- buf[len - 2] = '.';
- if(len > 3)
- buf[len - 3] = '.';
- }
- if(w > dc.w)
- return; /* too long */
- gcv.foreground = col[ColFG];
- if(dc.font.set) {
- XChangeGC(dpy, dc.gc, GCForeground, &gcv);
- XmbDrawString(dpy, dc.drawable, dc.font.set, dc.gc, x, y, buf, len);
- }
- else {
- gcv.font = dc.font.xfont->fid;
- XChangeGC(dpy, dc.gc, GCForeground | GCFont, &gcv);
- XDrawString(dpy, dc.drawable, dc.gc, x, y, buf, len);
- }
- x = (h + 2) / 4;
- if(filledsquare) {
- r.x = dc.x + 1;
- r.y = dc.y + 1;
- r.width = r.height = x + 1;
- XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);
- }
- else if(emptysquare) {
- pt[0].x = dc.x + 1;
- pt[0].y = dc.y + 1;
- pt[1].x = x;
- pt[1].y = 0;
- pt[2].x = 0;
- pt[2].y = x;
- pt[3].x = -x;
- pt[3].y = 0;
- pt[4].x = 0;
- pt[4].y = -x;
- XDrawLines(dpy, dc.drawable, dc.gc, pt, 5, CoordModePrevious);
- }
-}
-
-/* extern */
+ draw->w = w;
+ draw->h = h;
+ /* TODO: resize drawable */
+}
void
-drawall(void) {
- Client *c;
+draw_free(Draw *draw) {
+ /* TODO: deallocate DDCs */
+ /* TODO: deallocate drawable */
+ free(draw);
+}
- for(c = clients; c; c = getnext(c->next))
- drawclient(c);
- drawstatus();
+DDC *
+dc_create(Draw *draw) {
+ DDC *dc = (DDC *)calloc(1, sizeof(DDC));
+ dc->draw = draw;
+ dc->next = draw->dc;
+ draw->dc = dc;
+ return dc;
}
void
-drawstatus(void) {
- int i, x;
-
- dc.x = dc.y = 0;
- for(i = 0; i < ntags; i++) {
- dc.w = textw(tags[i]);
- if(seltag[i])
- drawtext(tags[i], dc.sel, sel && sel->tags[i], isoccupied(i));
- else
- drawtext(tags[i], dc.norm, sel && sel->tags[i], isoccupied(i));
- dc.x += dc.w;
- }
- dc.w = bmw;
- drawtext(arrange == dofloat ? FLOATSYMBOL : TILESYMBOL, dc.status, False, False);
- x = dc.x + dc.w;
- dc.w = textw(stext);
- dc.x = bw - dc.w;
- if(dc.x < x) {
- dc.x = x;
- dc.w = bw - x;
- }
- drawtext(stext, dc.status, False, False);
- if((dc.w = dc.x - x) > bh) {
- dc.x = x;
- drawtext(sel ? sel->name : NULL, sel ? dc.sel : dc.norm, False, False);
- }
- XCopyArea(dpy, dc.drawable, barwin, dc.gc, 0, 0, bw, bh, 0, 0);
- XSync(dpy, False);
+dc_free(DDC *dc) {
+ DDC **tdc;
+
+ if(!dc)
+ return;
+ /* remove from dc list */
+ for(tdc = &dc->draw->dc; *tdc && *tdc != dc; tdc = &(*tdc)->next);
+ *tdc = dc->next;
+ /* TODO: deallocate any resources of this dc, if needed */
+ free(dc);
+}
+
+Fnt *
+font_create(const char *fontname) {
+ Fnt *font = (Fnt *)calloc(1, sizeof(Fnt));
+ /* TODO: allocate actual font */
+ return font;
}
void
-drawclient(Client *c) {
- if(c == sel && issel) {
- drawstatus();
- XSetWindowBorder(dpy, c->win, dc.sel[ColBG]);
+font_free(Fnt *font) {
+ if(!font)
return;
- }
- XSetWindowBorder(dpy, c->win, dc.norm[ColBG]);
- XSync(dpy, False);
+ /* TODO: deallocate any font resources */
+ free(font);
}
-unsigned long
-getcolor(const char *colstr) {
- Colormap cmap = DefaultColormap(dpy, screen);
- XColor color;
+Col *
+col_create(const char *colname) {
+ Col *col = (Col *)calloc(1, sizeof(Col));
+ /* TODO: allocate color */
+ return col;
+}
- if(!XAllocNamedColor(dpy, cmap, colstr, &color, &color))
- eprint("error, cannot allocate color '%s'\n", colstr);
- return color.pixel;
+void
+col_free(Col *col) {
+ if(!col)
+ return;
+ /* TODO: deallocate any color resource */
+ free(col);
+}
+
+void
+dc_setfont(DDC *dc, Fnt *font) {
+ if(!dc || !font)
+ return;
+ dc->font = font;
}
void
-setfont(const char *fontstr) {
- char *def, **missing;
- int i, n;
-
- missing = NULL;
- if(dc.font.set)
- XFreeFontSet(dpy, dc.font.set);
- dc.font.set = XCreateFontSet(dpy, fontstr, &missing, &n, &def);
- if(missing) {
- while(n--)
- fprintf(stderr, "missing fontset: %s\n", missing[n]);
- XFreeStringList(missing);
- }
- if(dc.font.set) {
- XFontSetExtents *font_extents;
- XFontStruct **xfonts;
- char **font_names;
- dc.font.ascent = dc.font.descent = 0;
- font_extents = XExtentsOfFontSet(dc.font.set);
- n = XFontsOfFontSet(dc.font.set, &xfonts, &font_names);
- for(i = 0, dc.font.ascent = 0, dc.font.descent = 0; i < n; i++) {
- if(dc.font.ascent < (*xfonts)->ascent)
- dc.font.ascent = (*xfonts)->ascent;
- if(dc.font.descent < (*xfonts)->descent)
- dc.font.descent = (*xfonts)->descent;
- xfonts++;
- }
- }
- else {
- if(dc.font.xfont)
- XFreeFont(dpy, dc.font.xfont);
- dc.font.xfont = NULL;
- if(!(dc.font.xfont = XLoadQueryFont(dpy, fontstr)))
- eprint("error, cannot load font: '%s'\n", fontstr);
- dc.font.ascent = dc.font.xfont->ascent;
- dc.font.descent = dc.font.xfont->descent;
- }
- dc.font.height = dc.font.ascent + dc.font.descent;
-}
-
-unsigned int
-textw(const char *text) {
- return textnw(text, strlen(text)) + dc.font.height;
+dc_setfg(DDC *dc, Col *col) {
+ if(!dc || !col)
+ return;
+ dc->fg = col;
+}
+
+void
+dc_setbg(DDC *dc, Col *col) {
+ if(!dc || !col)
+ return;
+ dc->bg = col;
+}
+
+void
+dc_setfill(DDC *dc, Bool fill) {
+ if(!dc)
+ return;
+ dc->fill = fill;
+}
+
+void
+dc_drawrect(DDC *dc, int x, int y, unsigned int w, unsigned int h) {
+ if(!dc)
+ return;
+ /* TODO: draw the rectangle */
+}
+
+void
+dc_drawtext(DDC *dc, int x, int y, const char *text) {
+ if(!dc)
+ return;
+ /* TODO: draw the text */
+}
+
+void
+dc_map(DDC *dc, int x, int y, unsigned int w, unsigned int h) {
+ if(!dc)
+ return;
+ /* TODO: map the dc contents in the region */
+}
+
+void
+dc_getextents(DDC *dc, const char *text, TextExtents *extents) {
+ if(!dc || !extents)
+ return;
+ /* TODO: get extents */
}