/* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
render.c for the Openbox window manager
+ Copyright (c) 2006 Mikael Magnusson
Copyright (c) 2003 Ben Jansens
Copyright (c) 2003 Derek Foreman
void RrPaint(RrAppearance *a, Window win, gint w, gint h)
{
- gint i, transferred = 0, sw;
+ gint i, transferred = 0, sw, sh, partial_w, partial_h;
RrPixel32 *source, *dest;
Pixmap oldp;
RrRect tarea; /* area in which to draw textures */
if (w <= 0 || h <= 0) return;
+ if (a->surface.parentx < 0 || a->surface.parenty < 0) {
+ /* ob_debug("Invalid parent co-ordinates\n"); */
+ return;
+ }
resized = (a->w != w || a->h != h);
oldp = a->pixmap; /* save to free after changing the visible pixmap */
g_assert (a->surface.parent->w);
sw = a->surface.parent->w;
+ sh = a->surface.parent->h;
+
+ if (a->surface.parentx >= sw || a->surface.parenty >= sh) {
+ return;
+ }
+
source = (a->surface.parent->surface.pixel_data +
a->surface.parentx + sw * a->surface.parenty);
dest = a->surface.pixel_data;
- for (i = 0; i < h; i++, source += sw, dest += w) {
- memcpy(dest, source, w * sizeof(RrPixel32));
+
+ if (a->surface.parentx + w > sw) {
+ partial_w = sw - a->surface.parentx;
+ } else partial_w = w;
+
+ if (a->surface.parenty + h > sh) {
+ partial_h = sh - a->surface.parenty;
+ } else partial_h = h;
+
+ for (i = 0; i < partial_h; i++, source += sw, dest += w) {
+ memcpy(dest, source, partial_w * sizeof(RrPixel32));
}
} else
RrRender(a, w, h);
case RR_TEXTURE_TEXT:
if (!transferred) {
transferred = 1;
- if (a->surface.grad != RR_SURFACE_SOLID)
+ if ((a->surface.grad != RR_SURFACE_SOLID)
+ || (a->surface.interlaced))
pixel_data_to_pixmap(a, 0, 0, w, h);
}
if (a->xftdraw == NULL) {
case RR_TEXTURE_LINE_ART:
if (!transferred) {
transferred = 1;
- if (a->surface.grad != RR_SURFACE_SOLID)
+ if ((a->surface.grad != RR_SURFACE_SOLID)
+ || (a->surface.interlaced))
pixel_data_to_pixmap(a, 0, 0, w, h);
}
XDrawLine(RrDisplay(a->inst), a->pixmap,
case RR_TEXTURE_MASK:
if (!transferred) {
transferred = 1;
- if (a->surface.grad != RR_SURFACE_SOLID)
+ if ((a->surface.grad != RR_SURFACE_SOLID)
+ || (a->surface.interlaced))
pixel_data_to_pixmap(a, 0, 0, w, h);
}
RrPixmapMaskDraw(a->pixmap, &a->texture[i].data.mask, &tarea);
if (!transferred) {
transferred = 1;
- if (a->surface.grad != RR_SURFACE_SOLID)
+ if ((a->surface.grad != RR_SURFACE_SOLID) || (a->surface.interlaced))
pixel_data_to_pixmap(a, 0, 0, w, h);
}
RrColorFree(p->bevel_dark);
RrColorFree(p->bevel_light);
g_free(p->pixel_data);
-
+ p->pixel_data = NULL;
g_free(a);
}
}
break;
case RR_TEXTURE_TEXT:
m = RrFontMeasureString(a->texture[i].data.text.font,
- a->texture[i].data.text.string);
+ a->texture[i].data.text.string,
+ a->texture[i].data.text.shadow_offset_x,
+ a->texture[i].data.text.shadow_offset_y);
*w = MAX(*w, m->width + 4);
- m->height = RrFontHeight(a->texture[i].data.text.font);
+ m->height = RrFontHeight(a->texture[i].data.text.font,
+ a->texture[i].data.text.shadow_offset_y);
*h += MAX(*h, m->height);
g_free(m);
break;
static void reverse_bits(gchar *c, gint n)
{
gint i;
- for (i = 0; i < n; i++)
- *c++ = (((*c * 0x0802UL & 0x22110UL) |
- (*c * 0x8020UL & 0x88440UL)) * 0x10101UL) >> 16;
+ for (i = 0; i < n; i++, c++)
+ *c = (((*c * 0x0802UL & 0x22110UL) |
+ (*c * 0x8020UL & 0x88440UL)) * 0x10101UL) >> 16;
}
gboolean RrPixmapToRGBA(const RrInstance *inst,