68 lines
1.6 KiB
C
68 lines
1.6 KiB
C
#include "logger.h"
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#include "util.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <X11/Xlib.h>
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#include <X11/Xft/Xft.h>
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// TODO: Include necessary headers in this header.
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#include "drw.h"
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static void drw_clr_create(Drw *drw, Clr *dest, const char *clrname);
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Drw *
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drw_create(Display *dpy, int screen, Window root, unsigned int w, unsigned int h)
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{
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Drw *drw = ecalloc(1, sizeof(Drw));
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drw->dpy = dpy;
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drw->screen = screen;
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drw->root = root;
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drw->w = w;
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drw->h = h;
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drw->drawable = XCreatePixmap(dpy, root, w, h, DefaultDepth(dpy, screen));
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drw->gc = XCreateGC(dpy, root, 0, NULL);
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XSetLineAttributes(dpy, drw->gc, 1, LineSolid, CapButt, JoinMiter);
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return drw;
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}
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void
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drw_free(Drw *drw)
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{
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XFreePixmap(drw->dpy, drw->drawable);
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XFreeGC(drw->dpy, drw->gc);
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free(drw);
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}
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void
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drw_clr_create(Drw *drw, Clr *dest, const char *clrname)
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{
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if (!drw || !dest || !clrname)
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return;
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if (!XftColorAllocName(drw->dpy, DefaultVisual(drw->dpy, drw->screen),
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DefaultColormap(drw->dpy, drw->screen),
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clrname, dest))
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fatal("error, cannot allocate color '%s'", clrname);
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}
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/* Wrapper to create color schemes. The caller has to call free(3) on the
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* returned color scheme when done using it. */
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Clr *
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drw_scm_create(Drw *drw, const char *clrnames[], size_t clrcount)
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{
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size_t i;
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Clr *ret;
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/* need at least two colors for a scheme */
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if (!drw || !clrnames || clrcount < 2 || !(ret = ecalloc(clrcount, sizeof(XftColor))))
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return NULL;
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for (i = 0; i < clrcount; i++)
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drw_clr_create(drw, &ret[i], clrnames[i]);
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return ret;
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}
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