/* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
render.c for the Openbox window manager
- Copyright (c) 2003 Ben Jansens
+ Copyright (c) 2006 Mikael Magnusson
+ Copyright (c) 2003-2007 Dana Jansens
Copyright (c) 2003 Derek Foreman
This program is free software; you can redistribute it and/or modify
See the COPYING file for a copy of the GNU General Public License.
*/
-#include <X11/Xlib.h>
-#include <X11/Xutil.h>
-
#include "render.h"
#include "gradient.h"
#include "font.h"
#include "theme.h"
#include <glib.h>
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <X11/Xft/Xft.h>
#ifdef HAVE_STDLIB_H
# include <stdlib.h>
static void pixel_data_to_pixmap(RrAppearance *l,
gint x, gint y, gint w, gint h);
-void RrPaint(RrAppearance *a, Window win, gint w, gint h)
+Pixmap RrPaintPixmap(RrAppearance *a, gint w, gint h)
{
- gint i, transferred = 0, sw;
+ gint i, transferred = 0, sw, sh, partial_w, partial_h, force_transfer = 0;
RrPixel32 *source, *dest;
- Pixmap oldp;
+ Pixmap oldp = None;
RrRect tarea; /* area in which to draw textures */
gboolean resized;
- if (w <= 0 || h <= 0) return;
+ if (w <= 0 || h <= 0) return None;
+
+ if (a->surface.parentx < 0 || a->surface.parenty < 0) {
+ /* ob_debug("Invalid parent co-ordinates\n"); */
+ return None;
+ }
+
+ if (a->surface.grad == RR_SURFACE_PARENTREL &&
+ (a->surface.parentx >= a->surface.parent->w ||
+ a->surface.parenty >= a->surface.parent->h))
+ {
+ return None;
+ }
resized = (a->w != w || a->h != h);
RrVisual(a->inst), RrColormap(a->inst));
g_assert(a->xftdraw != NULL);
- g_free(a->surface.pixel_data);
- a->surface.pixel_data = g_new(RrPixel32, w * h);
+ if (resized) {
+ g_free(a->surface.pixel_data);
+ a->surface.pixel_data = g_new(RrPixel32, w * h);
+ }
if (a->surface.grad == RR_SURFACE_PARENTREL) {
g_assert (a->surface.parent);
g_assert (a->surface.parent->w);
sw = a->surface.parent->w;
+ sh = a->surface.parent->h;
+
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);
&a->texture[i].data.rgba,
a->w, a->h,
&tarea);
+ force_transfer = 1;
break;
}
}
if (!transferred) {
transferred = 1;
- if (a->surface.grad != RR_SURFACE_SOLID)
+ if ((a->surface.grad != RR_SURFACE_SOLID) || (a->surface.interlaced) ||
+ force_transfer)
+ {
pixel_data_to_pixmap(a, 0, 0, w, h);
+ }
}
+ return oldp;
+}
+
+void RrPaint(RrAppearance *a, Window win, gint w, gint h)
+{
+ Pixmap oldp;
+
+ oldp = RrPaintPixmap(a, w, h);
XSetWindowBackgroundPixmap(RrDisplay(a->inst), win, a->pixmap);
XClearWindow(RrDisplay(a->inst), win);
+ /* free this after changing the visible pixmap */
if (oldp) XFreePixmap(RrDisplay(a->inst), oldp);
}
return out;
}
+void RrAppearanceAddTextures(RrAppearance *a, gint numtex)
+{
+ g_assert(a->textures == 0);
+
+ a->textures = numtex;
+ if (numtex) a->texture = g_new0(RrTexture, numtex);
+}
+
RrAppearance *RrAppearanceCopy(RrAppearance *orig)
{
RrSurface *spo, *spc;
RrColorFree(p->bevel_dark);
RrColorFree(p->bevel_light);
g_free(p->pixel_data);
-
+ p->pixel_data = NULL;
g_free(a);
}
}
}
}
-void RrMinsize(RrAppearance *a, gint *w, gint *h)
+void RrMinSize(RrAppearance *a, gint *w, gint *h)
+{
+ *w = RrMinWidth(a);
+ *h = RrMinHeight(a);
+}
+
+gint RrMinWidth(RrAppearance *a)
{
gint i;
RrSize *m;
gint l, t, r, b;
- *w = *h = 0;
+ gint w = 0;
for (i = 0; i < a->textures; ++i) {
switch (a->texture[i].type) {
case RR_TEXTURE_NONE:
break;
case RR_TEXTURE_MASK:
- *w = MAX(*w, a->texture[i].data.mask.mask->width);
- *h = MAX(*h, a->texture[i].data.mask.mask->height);
+ w = MAX(w, a->texture[i].data.mask.mask->width);
break;
case RR_TEXTURE_TEXT:
m = RrFontMeasureString(a->texture[i].data.text.font,
- a->texture[i].data.text.string);
- *w = MAX(*w, m->width + 4);
- m->height = RrFontHeight(a->texture[i].data.text.font);
- *h += MAX(*h, m->height);
+ 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);
+ g_free(m);
+ break;
+ case RR_TEXTURE_RGBA:
+ w += MAX(w, a->texture[i].data.rgba.width);
+ break;
+ case RR_TEXTURE_LINE_ART:
+ w += MAX(w, MAX(a->texture[i].data.lineart.x1,
+ a->texture[i].data.lineart.x2));
+ break;
+ }
+ }
+
+ RrMargins(a, &l, &t, &r, &b);
+
+ w += l + r;
+
+ if (w < 1) w = 1;
+ return w;
+}
+
+gint RrMinHeight(RrAppearance *a)
+{
+ gint i;
+ gint l, t, r, b;
+ gint h = 0;
+
+ for (i = 0; i < a->textures; ++i) {
+ switch (a->texture[i].type) {
+ case RR_TEXTURE_NONE:
+ break;
+ case RR_TEXTURE_MASK:
+ h = MAX(h, a->texture[i].data.mask.mask->height);
+ break;
+ case RR_TEXTURE_TEXT:
+ h += MAX(h, RrFontHeight(a->texture[i].data.text.font,
+ a->texture[i].data.text.shadow_offset_y));
break;
case RR_TEXTURE_RGBA:
- *w += MAX(*w, a->texture[i].data.rgba.width);
- *h += MAX(*h, a->texture[i].data.rgba.height);
+ h += MAX(h, a->texture[i].data.rgba.height);
break;
case RR_TEXTURE_LINE_ART:
- *w += MAX(*w, MAX(a->texture[i].data.lineart.x1,
- a->texture[i].data.lineart.x2));
- *h += MAX(*h, MAX(a->texture[i].data.lineart.y1,
- a->texture[i].data.lineart.y2));
+ h += MAX(h, MAX(a->texture[i].data.lineart.y1,
+ a->texture[i].data.lineart.y2));
break;
}
}
RrMargins(a, &l, &t, &r, &b);
- *w += l + r;
- *h += t + b;
+ h += t + b;
- if (*w < 1) *w = 1;
- if (*h < 1) *h = 1;
+ if (h < 1) h = 1;
+ return h;
}
-void reverse_bits(gchar *c, gint n)
+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,