-/*
- * (C)opyright MMIV-MMVI Anselm R. Garbe <garbeam at gmail dot com>
- * See LICENSE file for license details.
- */
-
+/* See LICENSE file for copyright and license details. */
#include <stdio.h>
-#include <string.h>
-
-#include <X11/Xlocale.h>
-
-#include "dwm.h"
-
-static void
-drawborder(void)
-{
- XPoint points[5];
- XSetLineAttributes(dpy, dc.gc, 1, LineSolid, CapButt, JoinMiter);
- XSetForeground(dpy, dc.gc, dc.border);
- points[0].x = dc.x;
- points[0].y = dc.y;
- points[1].x = dc.w - 1;
- points[1].y = 0;
- points[2].x = 0;
- points[2].y = dc.h - 1;
- points[3].x = -(dc.w - 1);
- points[3].y = 0;
- points[4].x = 0;
- points[4].y = -(dc.h - 1);
- XDrawLines(dpy, dc.drawable, dc.gc, points, 5, CoordModePrevious);
+#include <stdlib.h>
+#include <X11/Xlib.h>
+
+#include "draw.h"
+#include "util.h"
+
+Draw *
+draw_create(Display *dpy, int screen, Window win, unsigned int w, unsigned int h) {
+ Draw *draw = (Draw *)calloc(1, sizeof(Draw));
+ draw->dpy = dpy;
+ draw->screen = screen;
+ draw->win = win;
+ draw->w = w;
+ draw->h = h;
+ draw->drawable = XCreatePixmap(dpy, win, w, h, DefaultDepth(dpy, screen));
+ draw->gc = XCreateGC(dpy, win, 0, NULL);
+ XSetLineAttributes(dpy, draw->gc, 1, LineSolid, CapButt, JoinMiter);
+ return draw;
}
void
-draw(Bool border, const char *text)
-{
- int x, y, w, h;
- unsigned int len;
- static char buf[256];
- XGCValues gcv;
- XRectangle r = { dc.x, dc.y, dc.w, dc.h };
-
- XSetForeground(dpy, dc.gc, dc.bg);
- XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);
-
- w = 0;
- if(border)
- drawborder();
-
- if(!text)
+draw_resize(Draw *draw, unsigned int w, unsigned int h) {
+ if(!draw)
return;
-
- 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(w > dc.w)
- return; /* too long */
-
- gcv.foreground = dc.fg;
- gcv.background = dc.bg;
- if(dc.font.set) {
- XChangeGC(dpy, dc.gc, GCForeground | GCBackground, &gcv);
- XmbDrawImageString(dpy, dc.drawable, dc.font.set, dc.gc,
- x, y, buf, len);
- }
- else {
- gcv.font = dc.font.xfont->fid;
- XChangeGC(dpy, dc.gc, GCForeground | GCBackground | GCFont, &gcv);
- XDrawImageString(dpy, dc.drawable, dc.gc, x, y, buf, len);
- }
-}
-
-unsigned long
-initcolor(const char *colstr)
-{
- XColor color;
- Colormap cmap = DefaultColormap(dpy, screen);
-
- XAllocNamedColor(dpy, cmap, colstr, &color, &color);
- return color.pixel;
+ draw->w = w;
+ draw->h = h;
+ XFreePixmap(draw->dpy, draw->drawable);
+ draw->drawable = XCreatePixmap(draw->dpy, draw->win, w, h, DefaultDepth(draw->dpy, draw->screen));
}
-unsigned int
-textnw(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);
+void
+draw_free(Draw *draw) {
+ XFreePixmap(draw->dpy, draw->drawable);
+ XFreeGC(draw->dpy, draw->gc);
+ free(draw);
}
-unsigned int
-textw(char *text)
-{
- return textnw(text, strlen(text));
-}
+Fnt *
+draw_font_create(Draw *draw, const char *fontname) {
+ Fnt *font;
+ char *def, **missing;
+ int n;
-void
-initfont(const char *fontstr)
-{
- char **missing, *def;
- int i, n;
-
- missing = NULL;
- setlocale(LC_ALL, "");
- if(dc.font.set)
- XFreeFontSet(dpy, dc.font.set);
- dc.font.set = XCreateFontSet(dpy, fontstr, &missing, &n, &def);
+ if(!draw)
+ return NULL;
+ font = (Fnt *)calloc(1, sizeof(Fnt));
+ font->set = XCreateFontSet(draw->dpy, fontname, &missing, &n, &def);
if(missing) {
while(n--)
- fprintf(stderr, "missing fontset: %s\n", missing[n]);
+ fprintf(stderr, "draw: missing fontset: %s\n", missing[n]);
XFreeStringList(missing);
- if(dc.font.set) {
- XFreeFontSet(dpy, dc.font.set);
- dc.font.set = NULL;
- }
}
- if(dc.font.set) {
- XFontSetExtents *font_extents;
+ if(font->set) {
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;
+ XExtentsOfFontSet(font->set);
+ n = XFontsOfFontSet(font->set, &xfonts, &font_names);
+ while(n--) {
+ font->ascent = MAX(font->ascent, (*xfonts)->ascent);
+ font->descent = MAX(font->descent,(*xfonts)->descent);
xfonts++;
}
}
else {
- if(dc.font.xfont)
- XFreeFont(dpy, dc.font.xfont);
- dc.font.xfont = NULL;
- dc.font.xfont = XLoadQueryFont(dpy, fontstr);
- if (!dc.font.xfont)
- dc.font.xfont = XLoadQueryFont(dpy, "fixed");
- if (!dc.font.xfont)
- error("error, cannot init 'fixed' font\n");
- dc.font.ascent = dc.font.xfont->ascent;
- dc.font.descent = dc.font.xfont->descent;
+ if(!(font->xfont = XLoadQueryFont(draw->dpy, fontname))
+ && !(font->xfont = XLoadQueryFont(draw->dpy, "fixed")))
+ die("error, cannot load font: '%s'\n", fontname);
+ font->ascent = font->xfont->ascent;
+ font->descent = font->xfont->descent;
}
- dc.font.height = dc.font.ascent + dc.font.descent;
+ font->h = font->ascent + font->descent;
+ return font;
+}
+
+void
+draw_font_free(Draw *draw, Fnt *font) {
+ if(!draw || !font)
+ return;
+ if(font->set)
+ XFreeFontSet(draw->dpy, font->set);
+ else
+ XFreeFont(draw->dpy, font->xfont);
+ free(font);
+}
+
+Col *
+draw_col_create(Draw *draw, const char *colname) {
+ Col *col = (Col *)calloc(1, sizeof(Col));
+ Colormap cmap = DefaultColormap(draw->dpy, draw->screen);
+ XColor color;
+
+ if(!XAllocNamedColor(draw->dpy, cmap, colname, &color, &color))
+ die("error, cannot allocate color '%s'\n", colname);
+ col->rgb = color.pixel;
+ return col;
+}
+
+void
+draw_col_free(Draw *draw, Col *col) {
+ if(!col)
+ return;
+ free(col);
+}
+
+void
+draw_setfont(Draw *draw, Fnt *font) {
+ if(!draw || !font)
+ return;
+ draw->font = font;
+}
+
+void
+draw_setfg(Draw *draw, Col *col) {
+ if(!draw || !col)
+ return;
+ draw->fg = col;
+}
+
+void
+draw_setbg(Draw *draw, Col *col) {
+ if(!draw || !col)
+ return;
+ draw->bg = col;
+}
+
+void
+draw_rect(Draw *draw, int x, int y, unsigned int w, unsigned int h) {
+ if(!draw)
+ return;
+ /* TODO: draw the rectangle */
+}
+
+void
+draw_text(Draw *draw, int x, int y, const char *text) {
+ if(!draw)
+ return;
+ /* TODO: draw the text */
+}
+
+void
+draw_map(Draw *draw, int x, int y, unsigned int w, unsigned int h) {
+ if(!draw)
+ return;
+ /* TODO: map the draw contents in the region */
+}
+
+void
+draw_getextents(Draw *draw, const char *text, TextExtents *extents) {
+ if(!draw || !extents)
+ return;
+ /* TODO: get extents */
}