some work on using drw.c done
This commit is contained in:
Markus Teich
@ -1,7 +1,7 @@
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/* See LICENSE file for copyright and license details. */
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/* The three fields set to 0 have to stay that way for a scalable font */
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static char font[] = "-*-dejavu sans condensed-bold-r-*-*-0-0-*-*-*-0-*-*";
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static char *font = "-*-dejavu sans condensed-bold-r-*-*-0-0-*-*-*-0-*-*";
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#define NUMFONTS 30
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#define FONTSZ(x) ((int)(100.0 * powf(1.1288, (x)))) /* x in [0, NUMFONTS-1] */
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115
sent.c
115
sent.c
@ -22,6 +22,7 @@ char *argv0;
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/* macros */
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#define LEN(a) (sizeof(a) / sizeof(a)[0])
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#define LIMIT(x, a, b) (x) = (x) < (a) ? (a) : (x) > (b) ? (b) : (x)
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#define MAXFONTSTRLEN 128
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typedef enum {
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NONE = 0,
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@ -95,6 +96,7 @@ static XFontStruct *xloadqueryscalablefont(char *name, int size);
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static struct DC *getfontsize(char *str, size_t len, int *width, int *height);
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static void cleanup(struct DC *cur);
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static void eprintf(const char *, ...);
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static void die(const char *, ...);
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static void load(FILE *fp);
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static void advance(const Arg *arg);
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static void quit(const Arg *arg);
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@ -124,7 +126,6 @@ static struct DC dc;
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static Drw *d = NULL;
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static ClrScheme sc;
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static int running = 1;
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static char *opt_font = NULL;
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static void (*handler[LASTEvent])(XEvent *) = {
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[ButtonPress] = bpress,
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@ -311,7 +312,7 @@ void pngdraw(struct image *img)
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{
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int xoffset = (xw.w - img->ximg->width) / 2;
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int yoffset = (xw.h - img->ximg->height) / 2;
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XPutImage(xw.dpy, xw.win, dc.gc, img->ximg, 0, 0,
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XPutImage(xw.dpy, xw.win, d->gc, img->ximg, 0, 0,
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xoffset, yoffset, img->ximg->width, img->ximg->height);
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XFlush(xw.dpy);
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img->state |= DRAWN;
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@ -401,8 +402,8 @@ struct DC *getfontsize(char *str, size_t len, int *width, int *height)
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void cleanup(struct DC *cur)
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{
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XFreeFont(xw.dpy, cur->font);
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XFreeGC(xw.dpy, cur->gc);
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// XFreeFont(xw.dpy, cur->font);
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// XFreeGC(xw.dpy, cur->gc);
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if (cur->next) {
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cleanup(cur->next);
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@ -427,6 +428,23 @@ void cleanup(struct DC *cur)
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}
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}
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void die(const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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vfprintf(stderr, fmt, ap);
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va_end(ap);
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if (fmt[0] != '\0' && fmt[strlen(fmt)-1] == ':') {
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fputc(' ', stderr);
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perror(NULL);
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} else {
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fputc('\n', stderr);
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}
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exit(1);
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}
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void eprintf(const char *fmt, ...)
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{
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va_list ap;
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@ -441,7 +459,6 @@ void eprintf(const char *fmt, ...)
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} else {
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fputc('\n', stderr);
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}
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exit(EXIT_FAILURE);
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}
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void load(FILE *fp)
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@ -529,9 +546,9 @@ void usage()
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void xdraw()
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{
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int line_len = strlen(slides[idx].text);
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int height;
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int width;
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struct DC *dc = getfontsize(slides[idx].text, line_len, &width, &height);
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// int height;
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// int width;
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// struct DC *dc = getfontsize(slides[idx].text, line_len, &width, &height);
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struct image *im = slides[idx].img;
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XClearWindow(xw.dpy, xw.win);
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@ -539,7 +556,7 @@ void xdraw()
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if (!im) {
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// XDrawString(xw.dpy, xw.win, dc->gc, (xw.w - width)/2, (xw.h + height)/2,
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// slides[idx].text, line_len);
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drw_text(d, (xw.w - width)/2, (xw.h + height)/2, 100, 20, slides[idx].text, line_len);
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drw_text(d, xw.w/2, xw.h/2, 1000, 200, slides[idx].text, 0);
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drw_map(d, xw.win, 0, 0, xw.w, xw.h);
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} else if (!(im->state & LOADED) && !pngread(im))
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eprintf("could not read image %s", slides[idx].text + 1);
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@ -597,7 +614,7 @@ void xinit()
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sc.fg = drw_clr_create(d, "#000000");
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drw_setscheme(d, &sc);
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xloadfonts(opt_font ? opt_font : font);
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xloadfonts(font);
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XStringListToTextProperty(&argv0, 1, &prop);
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XSetWMName(xw.dpy, xw.win, &prop);
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@ -615,41 +632,61 @@ void xloadfonts(char *fontstr)
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XFontStruct *fnt;
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XGCValues gcvalues;
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struct DC *cur = &dc;
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char **fstr = XListFonts(xw.dpy, fontstr, 42, &count);
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// char **fstr = XListFonts(xw.dpy, fontstr, 42, &count);
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char *fstrs;
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const char **fonts;
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while (count-- && !xfontisscalable(fstr[count]))
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; /* nothing, just get first scalable font result */
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if (!(fstrs = malloc(NUMFONTS * MAXFONTSTRLEN)))
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die("could not malloc fontstrings");
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if (!(fonts = malloc(NUMFONTS * sizeof(char*)))) {
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free(fstrs);
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die("could not malloc fontarray");
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}
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if (count < 0)
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eprintf("sent: could not find a scalable font matching %s", fontstr);
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memset(&gcvalues, 0, sizeof(gcvalues));
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const char *fonts[] = {
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"Sans:size=10.5",
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/* const char *fonts[] = {
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"Sans:size=80:size=10.5",
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"VL Gothic:size=10.5",
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"WenQuanYi Micro Hei:size=10.5",
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};
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drw_load_fonts(d, fonts, LEN(fonts));
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}; */
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// drw_load_fonts(d, fonts, LEN(fonts));
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do {
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if (!(fnt = xloadqueryscalablefont(fstr[count], FONTSZ(i)))) {
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i++;
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continue;
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}
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for (i = 0; i < NUMFONTS; i++) {
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snprintf(&fstrs[i*MAXFONTSTRLEN], MAXFONTSTRLEN, "%s:size=%d", fontstr, FONTSZ(i));
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puts(&fstrs[i*MAXFONTSTRLEN]);
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fonts[i] = &fstrs[i*MAXFONTSTRLEN];
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}
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cur->gc = XCreateGC(xw.dpy, XRootWindow(xw.dpy, xw.scr), 0, &gcvalues);
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cur->font = fnt;
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XSetFont(xw.dpy, cur->gc, fnt->fid);
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XSetForeground(xw.dpy, cur->gc, BlackPixel(xw.dpy, xw.scr));
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cur->next = (++i < NUMFONTS) ? malloc(sizeof(struct DC)) : NULL;
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cur = cur->next;
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} while (cur && i < NUMFONTS);
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drw_load_fonts(d, fonts, NUMFONTS);
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if (cur == &dc)
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eprintf("sent: could not load fonts.");
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free(fstrs);
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free(fonts);
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XFreeFontNames(fstr);
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// while (count-- && !xfontisscalable(fstr[count]))
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// ; /* nothing, just get first scalable font result */
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//
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// if (count < 0)
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// eprintf("sent: could not find a scalable font matching %s", fontstr);
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//
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// memset(&gcvalues, 0, sizeof(gcvalues));
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//
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// do {
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// if (!(fnt = xloadqueryscalablefont(fstr[count], FONTSZ(i)))) {
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// i++;
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// continue;
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// }
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//
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// cur->gc = XCreateGC(xw.dpy, XRootWindow(xw.dpy, xw.scr), 0, &gcvalues);
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// cur->font = fnt;
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// XSetFont(xw.dpy, cur->gc, fnt->fid);
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// XSetForeground(xw.dpy, cur->gc, BlackPixel(xw.dpy, xw.scr));
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// cur->next = (++i < NUMFONTS) ? malloc(sizeof(struct DC)) : NULL;
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// cur = cur->next;
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// } while (cur && i < NUMFONTS);
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//
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// if (cur == &dc)
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// eprintf("sent: could not load fonts.");
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//
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// XFreeFontNames(fstr);
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}
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void bpress(XEvent *e)
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@ -700,7 +737,7 @@ int main(int argc, char *argv[])
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ARGBEGIN {
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case 'f':
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opt_font = EARGF(usage());
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font = EARGF(usage());
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break;
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case 'v':
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default:
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@ -712,7 +749,7 @@ int main(int argc, char *argv[])
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load(fp);
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fclose(fp);
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} else {
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eprintf("could not open file %s for reading:", argv[i]);
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eprintf("could not open %s for reading:", argv[i]);
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}
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}
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