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/*
* (C)opyright MMIV-MMV Anselm R. Garbe <garbeam at gmail dot com>
* See LICENSE file for license details.
*/
#include <stdio.h>
#include <string.h>
#include "blitz.h"
#include <cext.h>
XFontStruct *
blitz_getfont(Display * dpy, char *fontstr)
{
XFontStruct *font;
font = XLoadQueryFont(dpy, fontstr);
if (!font) {
font = XLoadQueryFont(dpy, "fixed");
if (!font) {
fprintf(stderr, "%s", "wmii: error, cannot load fixed font\n");
return 0;
}
}
return font;
}
unsigned long
blitz_loadcolor(Display * dpy, int mon, char *colstr)
{
XColor color;
char col[8];
_strlcpy(col, colstr, sizeof(col));
col[7] = '\0';
XAllocNamedColor(dpy, DefaultColormap(dpy, mon), col, &color, &color);
return color.pixel;
}
static void
draw_bg(Display * dpy, Draw * d)
{
XRectangle rect[4];
XSetForeground(dpy, d->gc, d->bg);
if (!d->notch) {
XFillRectangles(dpy, d->drawable, d->gc, &d->rect, 1);
return;
}
rect[0] = d->rect;
rect[0].height = d->notch->y;
rect[1] = d->rect;
rect[1].y = d->notch->y;
rect[1].width = d->notch->x;
rect[1].height = d->notch->height;
rect[2].x = d->notch->x + d->notch->width;
rect[2].y = d->notch->y;
rect[2].width = d->rect.width - (d->notch->x + d->notch->width);
rect[2].height = d->notch->height;
rect[3] = d->rect;
rect[3].y = d->notch->y + d->notch->height;
rect[3].height = d->rect.height - (d->notch->y + d->notch->height);
XFillRectangles(dpy, d->drawable, d->gc, rect, 4);
}
static void
_draw_border(Display * dpy, Draw * d)
{
XPoint points[5];
XSetLineAttributes(dpy, d->gc, 1, LineSolid, CapButt, JoinMiter);
XSetForeground(dpy, d->gc, d->border);
points[0].x = d->rect.x;
points[0].y = d->rect.y;
points[1].x = d->rect.width - 1;
points[1].y = 0;
points[2].x = 0;
points[2].y = d->rect.height - 1;
points[3].x = -(d->rect.width - 1);
points[3].y = 0;
points[4].x = 0;
points[4].y = -(d->rect.height - 1);
XDrawLines(dpy, d->drawable, d->gc, points, 5, CoordModePrevious);
}
static void
draw_text(Display * dpy, Draw * d)
{
unsigned int x, y, w, h, shortened = FALSE;
size_t len = 0;
static char text[2048];
if (!d->data)
return;
len = strlen(d->data);
_strlcpy(text, d->data, sizeof(text));
XSetFont(dpy, d->gc, d->font->fid);
h = d->font->ascent + d->font->descent;
y = d->rect.y + d->rect.height / 2 - h / 2 + d->font->ascent;
/* shorten text if necessary */
while (len && (w = XTextWidth(d->font, text, len)) > d->rect.width) {
text[len - 1] = '\0';
len--;
shortened = TRUE;
}
if (w > d->rect.width)
return;
/* mark shortened info in the string */
if (shortened) {
if (len > 3)
text[len - 3] = '.';
if (len > 2)
text[len - 2] = '.';
if (len > 1)
text[len - 1] = '.';
}
switch (d->align) {
case WEST:
x = d->rect.x + h / 2;
break;
case EAST:
x = d->rect.x + d->rect.width - (h / 2 + w);
break;
default: /* CENTER */
x = d->rect.x + (d->rect.width - w) / 2;
break;
}
XSetBackground(dpy, d->gc, d->bg);
/*
* uncomment, if you want get an shadow effect XSetForeground(dpy,
* d->gc, BlackPixel(dpy, DefaultScreen(dpy))); XDrawString(dpy,
* d->drawable, d->gc, x + 1, y + 1, text, len);
*/
XSetForeground(dpy, d->gc, d->fg);
XDrawString(dpy, d->drawable, d->gc, x, y, text, len);
}
/* draws meter */
void
blitz_drawmeter(Display * dpy, Draw * d)
{
unsigned int offy, mh, val, w = d->rect.width - 4;
if (!d->data || strncmp(d->data, "%m:", 3))
return;
val = _strtonum(&d->data[3], 0, 100);
draw_bg(dpy, d);
_draw_border(dpy, d);
/* draw bg gradient */
mh = ((d->rect.height - 4) * val) / 100;
offy = d->rect.y + d->rect.height - 2 - mh;
XSetForeground(dpy, d->gc, d->fg);
XFillRectangle(dpy, d->drawable, d->gc, d->rect.x + 2, offy, w, mh);
}
static void
_draw_label(Display * dpy, Draw * d)
{
draw_bg(dpy, d);
if (d->data)
draw_text(dpy, d);
}
/* draws label */
void
blitz_drawlabel(Display * dpy, Draw * d)
{
_draw_label(dpy, d);
_draw_border(dpy, d);
}
void
blitz_drawlabelnoborder(Display * dpy, Draw * d)
{
_draw_label(dpy, d);
}
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