remove flexipatch stuff
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parent
1da188203b
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c56caa61e1
86 changed files with 6365 additions and 1650 deletions
297
drw.c
Normal file
297
drw.c
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/* See LICENSE file for copyright and license details. */
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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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#include "drw.h"
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#include "util.h"
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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_resize(Drw *drw, unsigned int w, unsigned int h)
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{
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if (!drw)
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return;
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drw->w = w;
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drw->h = h;
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if (drw->drawable)
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XFreePixmap(drw->dpy, drw->drawable);
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drw->drawable = XCreatePixmap(drw->dpy, drw->root, w, h, DefaultDepth(drw->dpy, drw->screen));
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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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drw_fontset_free(drw->fonts);
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free(drw);
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}
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/* This function is an implementation detail. Library users should use
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* drw_font_create instead.
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*/
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static Fnt *
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xfont_create(Drw *drw, const char *fontname)
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{
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Fnt *font;
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PangoFontMap *fontmap;
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PangoContext *context;
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PangoFontDescription *desc;
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PangoFontMetrics *metrics;
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if (!fontname) {
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die("no font specified.");
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}
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font = ecalloc(1, sizeof(Fnt));
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font->dpy = drw->dpy;
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fontmap = pango_xft_get_font_map(drw->dpy, drw->screen);
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context = pango_font_map_create_context(fontmap);
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desc = pango_font_description_from_string(fontname);
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font->layout = pango_layout_new(context);
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pango_layout_set_font_description(font->layout, desc);
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metrics = pango_context_get_metrics(context, desc, pango_language_from_string ("en-us"));
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font->h = pango_font_metrics_get_height(metrics) / PANGO_SCALE;
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pango_font_metrics_unref(metrics);
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g_object_unref(context);
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return font;
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}
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static void
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xfont_free(Fnt *font)
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{
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if (!font)
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return;
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if (font->layout)
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g_object_unref(font->layout);
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free(font);
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}
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Fnt*
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drw_font_create(Drw* drw, const char font[])
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{
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Fnt *fnt = NULL;
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if (!drw || !font)
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return NULL;
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fnt = xfont_create(drw, font);
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return (drw->fonts = fnt);
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}
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void
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drw_fontset_free(Fnt *font)
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{
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if (font) {
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xfont_free(font);
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}
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}
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void
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drw_clr_create(
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Drw *drw,
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Clr *dest,
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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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die("error, cannot allocate color '%s'", clrname);
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dest->pixel |= 0xff << 24;
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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(
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Drw *drw,
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char *clrnames[],
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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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void
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drw_setscheme(Drw *drw, Clr *scm)
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{
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if (drw)
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drw->scheme = scm;
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}
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void
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drw_rect(Drw *drw, int x, int y, unsigned int w, unsigned int h, int filled, int invert)
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{
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if (!drw || !drw->scheme)
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return;
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XSetForeground(drw->dpy, drw->gc, invert ? drw->scheme[ColBg].pixel : drw->scheme[ColFg].pixel);
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if (filled)
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XFillRectangle(drw->dpy, drw->drawable, drw->gc, x, y, w, h);
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else
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XDrawRectangle(drw->dpy, drw->drawable, drw->gc, x, y, w - 1, h - 1);
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}
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int
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drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, unsigned int lpad, const char *text, int invert, Bool markup)
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{
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char buf[1024];
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int i, ty, th;
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unsigned int ew, eh;
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XftDraw *d = NULL;
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size_t len;
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int render = x || y || w || h;
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if (!drw || (render && !drw->scheme) || !text || !drw->fonts)
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return 0;
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if (!render) {
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w = ~w;
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} else {
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XSetForeground(drw->dpy, drw->gc, drw->scheme[invert ? ColFg : ColBg].pixel);
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XFillRectangle(drw->dpy, drw->drawable, drw->gc, x, y, w, h);
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d = XftDrawCreate(drw->dpy, drw->drawable,
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DefaultVisual(drw->dpy, drw->screen),
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DefaultColormap(drw->dpy, drw->screen));
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x += lpad;
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w -= lpad;
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}
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len = strlen(text);
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if (len) {
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drw_font_getexts(drw->fonts, text, len, &ew, &eh, markup);
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th = eh;
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/* shorten text if necessary */
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for (len = MIN(len, sizeof(buf) - 1); len && ew > w; len--) {
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drw_font_getexts(drw->fonts, text, len, &ew, &eh, markup);
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if (eh > th)
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th = eh;
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}
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if (len) {
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memcpy(buf, text, len);
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buf[len] = '\0';
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if (len < strlen(text))
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for (i = len; i && i > len - 3; buf[--i] = '.')
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; /* NOP */
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if (render) {
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ty = y + (h - th) / 2;
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if (markup)
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pango_layout_set_markup(drw->fonts->layout, buf, len);
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else
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pango_layout_set_text(drw->fonts->layout, buf, len);
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pango_xft_render_layout(d, &drw->scheme[invert ? ColBg : ColFg],
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drw->fonts->layout, x * PANGO_SCALE, ty * PANGO_SCALE);
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if (markup) /* clear markup attributes */
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pango_layout_set_attributes(drw->fonts->layout, NULL);
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}
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x += ew;
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w -= ew;
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}
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}
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if (d)
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XftDrawDestroy(d);
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return x + (render ? w : 0);
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}
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void
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drw_map(Drw *drw, Window win, int x, int y, unsigned int w, unsigned int h)
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{
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if (!drw)
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return;
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XCopyArea(drw->dpy, drw->drawable, win, drw->gc, x, y, w, h, x, y);
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XSync(drw->dpy, False);
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}
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unsigned int
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drw_fontset_getwidth(Drw *drw, const char *text, Bool markup)
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{
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if (!drw || !drw->fonts || !text)
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return 0;
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return drw_text(drw, 0, 0, 0, 0, 0, text, 0, markup);
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}
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void
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drw_font_getexts(Fnt *font, const char *text, unsigned int len, unsigned int *w, unsigned int *h, Bool markup)
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{
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if (!font || !text)
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return;
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PangoRectangle r;
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if (markup)
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pango_layout_set_markup(font->layout, text, len);
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else
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pango_layout_set_text(font->layout, text, len);
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pango_layout_get_extents(font->layout, 0, &r);
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if (markup) /* clear markup attributes */
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pango_layout_set_attributes(font->layout, NULL);
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if (w)
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*w = r.width / PANGO_SCALE;
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if (h)
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*h = r.height / PANGO_SCALE;
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}
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Cur *
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drw_cur_create(Drw *drw, int shape)
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{
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Cur *cur;
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if (!drw || !(cur = ecalloc(1, sizeof(Cur))))
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return NULL;
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cur->cursor = XCreateFontCursor(drw->dpy, shape);
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return cur;
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}
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void
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drw_cur_free(Drw *drw, Cur *cursor)
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{
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if (!cursor)
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return;
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XFreeCursor(drw->dpy, cursor->cursor);
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free(cursor);
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}
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