+++ /dev/null
-/* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
-
- mask.c for the Openbox window manager
- Copyright (c) 2003-2007 Dana Jansens
- Copyright (c) 2003 Derek Foreman
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- See the COPYING file for a copy of the GNU General Public License.
-*/
-
-#include "render.h"
-#include "color.h"
-#include "mask.h"
-
-RrPixmapMask *RrPixmapMaskNew(const RrInstance *inst,
- gint w, gint h, const gchar *data)
-{
- RrPixmapMask *m = g_new(RrPixmapMask, 1);
- m->inst = inst;
- m->width = w;
- m->height = h;
- /* round up to nearest byte */
- m->data = g_memdup(data, (w + 7) / 8 * h);
- m->mask = XCreateBitmapFromData(RrDisplay(inst), RrRootWindow(inst),
- data, w, h);
- return m;
-}
-
-void RrPixmapMaskFree(RrPixmapMask *m)
-{
- if (m) {
- XFreePixmap(RrDisplay(m->inst), m->mask);
- g_free(m->data);
- g_free(m);
- }
-}
-
-void RrPixmapMaskDraw(Pixmap p, const RrTextureMask *m, const RrRect *area)
-{
- gint x, y;
- if (m->mask == NULL) return; /* no mask given */
-
- /* set the clip region */
- x = area->x + (area->width - m->mask->width) / 2;
- y = area->y + (area->height - m->mask->height) / 2;
-
- if (x < 0) x = 0;
- if (y < 0) y = 0;
-
- XSetClipMask(RrDisplay(m->mask->inst), RrColorGC(m->color), m->mask->mask);
- XSetClipOrigin(RrDisplay(m->mask->inst), RrColorGC(m->color), x, y);
-
- /* fill in the clipped region */
- XFillRectangle(RrDisplay(m->mask->inst), p, RrColorGC(m->color), x, y,
- x + m->mask->width, y + m->mask->height);
-
- /* unset the clip region */
- XSetClipMask(RrDisplay(m->mask->inst), RrColorGC(m->color), None);
- XSetClipOrigin(RrDisplay(m->mask->inst), RrColorGC(m->color), 0, 0);
-}
-
-RrPixmapMask *RrPixmapMaskCopy(const RrPixmapMask *src)
-{
- RrPixmapMask *m = g_new(RrPixmapMask, 1);
- m->inst = src->inst;
- m->width = src->width;
- m->height = src->height;
- /* round up to nearest byte */
- m->data = g_memdup(src->data, (src->width + 7) / 8 * src->height);
- m->mask = XCreateBitmapFromData(RrDisplay(m->inst), RrRootWindow(m->inst),
- m->data, m->width, m->height);
- return m;
-}