renamed draw into drw
This commit is contained in:
Anselm R Garbe
parent
aafeaf7317
commit
f2544a3318
2
Makefile
2
Makefile
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@ -3,7 +3,7 @@
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include config.mk
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SRC = util.c draw.c dwm.c
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SRC = drw.c dwm.c util.c
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OBJ = ${SRC:.c=.o}
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all: options dwm
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202
draw.c
202
draw.c
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@ -1,202 +0,0 @@
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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 "draw.h"
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#include "util.h"
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Draw *
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draw_create(Display *dpy, int screen, Window win, unsigned int w, unsigned int h) {
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Draw *draw = (Draw *)calloc(1, sizeof(Draw));
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draw->dpy = dpy;
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draw->screen = screen;
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draw->win = win;
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draw->w = w;
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draw->h = h;
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draw->drawable = XCreatePixmap(dpy, win, w, h, DefaultDepth(dpy, screen));
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draw->gc = XCreateGC(dpy, win, 0, NULL);
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XSetLineAttributes(dpy, draw->gc, 1, LineSolid, CapButt, JoinMiter);
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return draw;
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}
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void
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draw_resize(Draw *draw, unsigned int w, unsigned int h) {
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if(!draw)
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return;
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draw->w = w;
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draw->h = h;
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XFreePixmap(draw->dpy, draw->drawable);
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draw->drawable = XCreatePixmap(draw->dpy, draw->win, w, h, DefaultDepth(draw->dpy, draw->screen));
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}
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void
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draw_free(Draw *draw) {
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XFreePixmap(draw->dpy, draw->drawable);
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XFreeGC(draw->dpy, draw->gc);
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free(draw);
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}
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Fnt *
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draw_font_create(Draw *draw, const char *fontname) {
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Fnt *font;
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char *def, **missing;
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int n;
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if(!draw)
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return NULL;
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font = (Fnt *)calloc(1, sizeof(Fnt));
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font->set = XCreateFontSet(draw->dpy, fontname, &missing, &n, &def);
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if(missing) {
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while(n--)
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fprintf(stderr, "draw: missing fontset: %s\n", missing[n]);
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XFreeStringList(missing);
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}
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if(font->set) {
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XFontStruct **xfonts;
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char **font_names;
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XExtentsOfFontSet(font->set);
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n = XFontsOfFontSet(font->set, &xfonts, &font_names);
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while(n--) {
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font->ascent = MAX(font->ascent, (*xfonts)->ascent);
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font->descent = MAX(font->descent,(*xfonts)->descent);
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xfonts++;
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}
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}
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else {
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if(!(font->xfont = XLoadQueryFont(draw->dpy, fontname))
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&& !(font->xfont = XLoadQueryFont(draw->dpy, "fixed")))
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die("error, cannot load font: '%s'\n", fontname);
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font->ascent = font->xfont->ascent;
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font->descent = font->xfont->descent;
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}
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font->h = font->ascent + font->descent;
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return font;
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}
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void
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draw_font_free(Draw *draw, Fnt *font) {
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if(!draw || !font)
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return;
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if(font->set)
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XFreeFontSet(draw->dpy, font->set);
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else
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XFreeFont(draw->dpy, font->xfont);
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free(font);
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}
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Col *
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draw_col_create(Draw *draw, const char *colname) {
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Col *col = (Col *)calloc(1, sizeof(Col));
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Colormap cmap = DefaultColormap(draw->dpy, draw->screen);
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XColor color;
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if(!XAllocNamedColor(draw->dpy, cmap, colname, &color, &color))
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die("error, cannot allocate color '%s'\n", colname);
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col->rgb = color.pixel;
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return col;
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}
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void
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draw_col_free(Draw *draw, Col *col) {
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if(!col)
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return;
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free(col);
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}
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void
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draw_setfont(Draw *draw, Fnt *font) {
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if(!draw)
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return;
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draw->font = font;
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}
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void
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draw_setfg(Draw *draw, Col *col) {
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if(!draw)
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return;
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draw->fg = col;
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}
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void
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draw_setbg(Draw *draw, Col *col) {
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if(!draw)
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return;
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draw->bg = col;
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}
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void
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draw_rect(Draw *draw, int x, int y, unsigned int w, unsigned int h, Bool filled, Bool empty, Bool invert) {
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int dx;
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if(!draw || !draw->font || !draw->fg || !draw->bg)
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return;
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XSetForeground(draw->dpy, draw->gc, invert ? draw->bg->rgb : draw->fg->rgb);
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dx = (draw->font->ascent + draw->font->descent + 2) / 4;
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if(filled)
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XFillRectangle(draw->dpy, draw->drawable, draw->gc, x+1, y+1, dx+1, dx+1);
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else if(empty)
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XDrawRectangle(draw->dpy, draw->drawable, draw->gc, x+1, y+1, dx, dx);
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}
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void
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draw_text(Draw *draw, int x, int y, unsigned int w, unsigned int h, const char *text, Bool invert) {
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char buf[256];
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int i, tx, ty, len, olen;
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TextExtents tex;
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if(!draw || !draw->fg || !draw->bg)
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return;
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XSetForeground(draw->dpy, draw->gc, invert ? draw->fg->rgb : draw->bg->rgb);
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XFillRectangle(draw->dpy, draw->drawable, draw->gc, x, y, w, h);
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if(!text || !draw->font)
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return;
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olen = strlen(text);
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draw_getextents(draw, text, olen, &tex);
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ty = y + (h / 2) - tex.yOff;
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tx = x + tex.xOff;
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/* shorten text if necessary */
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for(len = MIN(olen, sizeof buf); len && tex.w > w - tex.h; len--)
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draw_getextents(draw, text, len, &tex);
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if(!len)
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return;
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memcpy(buf, text, len);
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if(len < olen)
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for(i = len; i && i > len - 3; buf[--i] = '.');
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XSetForeground(draw->dpy, draw->gc, invert ? draw->bg->rgb : draw->fg->rgb);
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if(draw->font->set)
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XmbDrawString(draw->dpy, draw->drawable, draw->font->set, draw->gc, tx, ty, buf, len);
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else
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XDrawString(draw->dpy, draw->drawable, draw->gc, tx, ty, buf, len);
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}
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void
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draw_map(Draw *draw, int x, int y, unsigned int w, unsigned int h) {
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if(!draw)
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return;
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XCopyArea(draw->dpy, draw->drawable, draw->win, draw->gc, x, y, w, h, x, y);
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XSync(draw->dpy, False);
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}
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void
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draw_getextents(Draw *draw, const char *text, unsigned int len, TextExtents *extents) {
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XRectangle r;
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if(!draw || !draw->font || !text)
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return;
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if(draw->font->set) {
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XmbTextExtents(draw->font->set, text, len, NULL, &r);
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extents->xOff = r.x;
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extents->yOff = r.y;
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extents->w = r.width;
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extents->h = r.height;
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}
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else {
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extents->h = draw->font->ascent + draw->font->descent;
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extents->w = XTextWidth(draw->font->xfont, text, len);
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extents->xOff = extents->h / 2;
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extents->yOff = (extents->h / 2) + draw->font->ascent;
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}
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}
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64
draw.h
64
draw.h
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@ -1,64 +0,0 @@
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/* See LICENSE file for copyright and license details. */
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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;
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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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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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Col *fg;
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Col *bg;
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Fnt *font;
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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 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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/* Fnt abstraction */
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Fnt *draw_font_create(Draw *draw, const char *fontname);
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void draw_font_free(Draw *draw, Fnt *font);
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/* Colour abstraction */
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Col *draw_col_create(Draw *draw, const char *colname);
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void draw_col_free(Draw *draw, Col *col);
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/* Drawing context manipulation */
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void draw_setfont(Draw *draw, Fnt *font);
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void draw_setfg(Draw *draw, Col *col);
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void draw_setbg(Draw *draw, Col *col);
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/* Drawing functions */
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void draw_rect(Draw *draw, int x, int y, unsigned int w, unsigned int h, Bool filled, Bool empty, Bool invert);
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void draw_text(Draw *draw, int x, int y, unsigned int w, unsigned int h, const char *text, Bool invert);
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/* Map functions */
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void draw_map(Draw *draw, int x, int y, unsigned int w, unsigned int h);
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/* Text functions */
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void draw_getextents(Draw *draw, const char *text, unsigned int len, TextExtents *extents);
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202
drw.c
Normal file
202
drw.c
Normal file
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@ -0,0 +1,202 @@
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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 "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 win, unsigned int w, unsigned int h) {
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Drw *drw = (Drw *)calloc(1, sizeof(Drw));
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drw->dpy = dpy;
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drw->screen = screen;
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drw->win = win;
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drw->w = w;
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drw->h = h;
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drw->drwable = XCreatePixmap(dpy, win, w, h, DefaultDepth(dpy, screen));
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drw->gc = XCreateGC(dpy, win, 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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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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XFreePixmap(drw->dpy, drw->drwable);
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drw->drwable = XCreatePixmap(drw->dpy, drw->win, 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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XFreePixmap(drw->dpy, drw->drwable);
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XFreeGC(drw->dpy, drw->gc);
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free(drw);
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}
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Fnt *
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drw_font_create(Drw *drw, const char *fontname) {
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Fnt *font;
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char *def, **missing;
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int n;
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if(!drw)
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return NULL;
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font = (Fnt *)calloc(1, sizeof(Fnt));
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font->set = XCreateFontSet(drw->dpy, fontname, &missing, &n, &def);
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if(missing) {
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while(n--)
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fprintf(stderr, "drw: missing fontset: %s\n", missing[n]);
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XFreeStringList(missing);
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}
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if(font->set) {
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XFontStruct **xfonts;
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char **font_names;
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XExtentsOfFontSet(font->set);
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n = XFontsOfFontSet(font->set, &xfonts, &font_names);
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while(n--) {
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font->ascent = MAX(font->ascent, (*xfonts)->ascent);
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font->descent = MAX(font->descent,(*xfonts)->descent);
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xfonts++;
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}
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}
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else {
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if(!(font->xfont = XLoadQueryFont(drw->dpy, fontname))
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&& !(font->xfont = XLoadQueryFont(drw->dpy, "fixed")))
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die("error, cannot load font: '%s'\n", fontname);
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font->ascent = font->xfont->ascent;
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font->descent = font->xfont->descent;
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}
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font->h = font->ascent + font->descent;
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return font;
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}
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void
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drw_font_free(Drw *drw, Fnt *font) {
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if(!drw || !font)
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return;
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if(font->set)
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XFreeFontSet(drw->dpy, font->set);
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else
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XFreeFont(drw->dpy, font->xfont);
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free(font);
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}
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Clr *
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drw_clr_create(Drw *drw, const char *clrname) {
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Clr *clr = (Clr *)calloc(1, sizeof(Clr));
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Colormap cmap = DefaultColormap(drw->dpy, drw->screen);
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XColor color;
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if(!XAllocNamedColor(drw->dpy, cmap, clrname, &color, &color))
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die("error, cannot allocate color '%s'\n", clrname);
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clr->rgb = color.pixel;
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return clr;
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}
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void
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drw_clr_free(Drw *drw, Clr *clr) {
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if(!clr)
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return;
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free(clr);
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}
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void
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drw_setfont(Drw *drw, Fnt *font) {
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if(!drw)
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return;
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drw->font = font;
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}
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void
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drw_setfg(Drw *drw, Clr *clr) {
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if(!drw)
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return;
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drw->fg = clr;
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}
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void
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drw_setbg(Drw *drw, Clr *clr) {
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if(!drw)
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return;
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drw->bg = clr;
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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, Bool filled, Bool empty, Bool invert) {
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int dx;
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if(!drw || !drw->font || !drw->fg || !drw->bg)
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return;
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XSetForeground(drw->dpy, drw->gc, invert ? drw->bg->rgb : drw->fg->rgb);
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dx = (drw->font->ascent + drw->font->descent + 2) / 4;
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if(filled)
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XFillRectangle(drw->dpy, drw->drwable, drw->gc, x+1, y+1, dx+1, dx+1);
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else if(empty)
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XDrawRectangle(drw->dpy, drw->drwable, drw->gc, x+1, y+1, dx, dx);
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}
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void
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drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, const char *text, Bool invert) {
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char buf[256];
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int i, tx, ty, len, olen;
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Extnts tex;
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if(!drw || !drw->fg || !drw->bg)
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return;
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XSetForeground(drw->dpy, drw->gc, invert ? drw->fg->rgb : drw->bg->rgb);
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XFillRectangle(drw->dpy, drw->drwable, drw->gc, x, y, w, h);
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if(!text || !drw->font)
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return;
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olen = strlen(text);
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drw_getexts(drw, text, olen, &tex);
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ty = y + (h / 2) - tex.yOff;
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tx = x + tex.xOff;
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/* shorten text if necessary */
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for(len = MIN(olen, sizeof buf); len && tex.w > w - tex.h; len--)
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drw_getexts(drw, text, len, &tex);
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if(!len)
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return;
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memcpy(buf, text, len);
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if(len < olen)
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for(i = len; i && i > len - 3; buf[--i] = '.');
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XSetForeground(drw->dpy, drw->gc, invert ? drw->bg->rgb : drw->fg->rgb);
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if(drw->font->set)
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XmbDrawString(drw->dpy, drw->drwable, drw->font->set, drw->gc, tx, ty, buf, len);
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else
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XDrawString(drw->dpy, drw->drwable, drw->gc, tx, ty, buf, len);
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}
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void
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drw_map(Drw *drw, int x, int y, unsigned int w, unsigned int h) {
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if(!drw)
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return;
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XCopyArea(drw->dpy, drw->drwable, drw->win, drw->gc, x, y, w, h, x, y);
|
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XSync(drw->dpy, False);
|
||||
}
|
||||
|
||||
|
||||
void
|
||||
drw_getexts(Drw *drw, const char *text, unsigned int len, Extnts *tex) {
|
||||
XRectangle r;
|
||||
|
||||
if(!drw || !drw->font || !text)
|
||||
return;
|
||||
if(drw->font->set) {
|
||||
XmbTextExtents(drw->font->set, text, len, NULL, &r);
|
||||
tex->xOff = r.x;
|
||||
tex->yOff = r.y;
|
||||
tex->w = r.width;
|
||||
tex->h = r.height;
|
||||
}
|
||||
else {
|
||||
tex->h = drw->font->ascent + drw->font->descent;
|
||||
tex->w = XTextWidth(drw->font->xfont, text, len);
|
||||
tex->xOff = tex->h / 2;
|
||||
tex->yOff = (tex->h / 2) + drw->font->ascent;
|
||||
}
|
||||
}
|
||||
61
drw.h
Normal file
61
drw.h
Normal file
|
|
@ -0,0 +1,61 @@
|
|||
/* See LICENSE file for copyright and license details. */
|
||||
|
||||
typedef struct {
|
||||
unsigned long rgb;
|
||||
} Clr;
|
||||
|
||||
typedef struct {
|
||||
int ascent;
|
||||
int descent;
|
||||
unsigned int h;
|
||||
XFontSet set;
|
||||
XFontStruct *xfont;
|
||||
} Fnt;
|
||||
|
||||
typedef struct {
|
||||
unsigned int w, h;
|
||||
Display *dpy;
|
||||
int screen;
|
||||
Window win;
|
||||
Drawable drwable;
|
||||
GC gc;
|
||||
Clr *fg;
|
||||
Clr *bg;
|
||||
Fnt *font;
|
||||
} Drw;
|
||||
|
||||
typedef struct {
|
||||
unsigned int w;
|
||||
unsigned int h;
|
||||
int xOff;
|
||||
int yOff;
|
||||
} Extnts;
|
||||
|
||||
/* Drawable abstraction */
|
||||
Drw *drw_create(Display *dpy, int screen, Window win, unsigned int w, unsigned int h);
|
||||
void drw_resize(Drw *drw, unsigned int w, unsigned int h);
|
||||
void drw_free(Drw *drw);
|
||||
|
||||
/* Fnt abstraction */
|
||||
Fnt *drw_font_create(Drw *drw, const char *fontname);
|
||||
void drw_font_free(Drw *drw, Fnt *font);
|
||||
|
||||
/* Clrour abstraction */
|
||||
Clr *drw_clr_create(Drw *drw, const char *clrname);
|
||||
void drw_clr_free(Drw *drw, Clr *clr);
|
||||
|
||||
/* Drawing context manipulation */
|
||||
void drw_setfont(Drw *drw, Fnt *font);
|
||||
void drw_setfg(Drw *drw, Clr *clr);
|
||||
void drw_setbg(Drw *drw, Clr *clr);
|
||||
|
||||
/* Drawing functions */
|
||||
void drw_rect(Drw *drw, int x, int y, unsigned int w, unsigned int h, Bool filled, Bool empty, Bool invert);
|
||||
void drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, const char *text, Bool invert);
|
||||
|
||||
/* Map functions */
|
||||
void drw_map(Drw *drw, int x, int y, unsigned int w, unsigned int h);
|
||||
|
||||
/* Text functions */
|
||||
void drw_getexts(Drw *drw, const char *text, unsigned int len, Extnts *extnts);
|
||||
|
||||
Loading…
Reference in a new issue