src/pixmap.c

   1 /*
   2  *  Window Maker window manager
   3  *
   4  *  Copyright (c) 1997-2003 Alfredo K. Kojima
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation; either version 2 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License along
  17  *  with this program; if not, write to the Free Software Foundation, Inc.,
  18  *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19  */
  20
  21 #include "wconfig.h"
  22
  23 #include <X11/Xlib.h>
  24 #include <X11/Xutil.h>
  25
  26 #include <wraster.h>
  27
  28 #include <stdlib.h>
  29 #include <string.h>
  30 #include "WindowMaker.h"
  31 #include "pixmap.h"
  32
  33 /*
  34  *----------------------------------------------------------------------
  35  * wPixmapCreateFromXPMData--
  36  *      Creates a WPixmap structure and initializes it with the supplied
  37  * XPM structure data.
  38  *
  39  * Returns:
  40  *      A WPixmap structure or NULL on failure.
  41  *
  42  * Notes:
  43  *      DEF_XPM_CLOSENESS specifies the XpmCloseness
  44  *----------------------------------------------------------------------
  45  */
  46 WPixmap *wPixmapCreateFromXPMData(WScreen * scr, char **data)
  47 {
  48         RImage *image;
  49         WPixmap *pix;
  50
  51         image = RGetImageFromXPMData(scr->rcontext, data);
  52         if (!image)
  53                 return NULL;
  54
  55         pix = wmalloc(sizeof(WPixmap));
  56
  57         RConvertImageMask(scr->rcontext, image, &pix->image, &pix->mask, 128);
  58
  59         pix->width = image->width;
  60         pix->height = image->height;
  61         pix->depth = scr->w_depth;
  62
  63         RReleaseImage(image);
  64
  65         return pix;
  66 }
  67
  68 /*
  69  *----------------------------------------------------------------------
  70  * wPixmapCreateFromXBMData--
  71  *      Creates a WPixmap structure and initializes it with the supplied
  72  * XBM structure data, size and mask.
  73  *
  74  * Returns:
  75  *      A WPixmap structure or NULL on failure.
  76  *
  77  *----------------------------------------------------------------------
  78  */
  79 WPixmap *wPixmapCreateFromXBMData(WScreen * scr, char *data, char *mask,
  80                                   int width, int height, unsigned long fg, unsigned long bg)
  81 {
  82         WPixmap *pix;
  83
  84         pix = wmalloc(sizeof(WPixmap));
  85         pix->image = XCreatePixmapFromBitmapData(dpy, scr->w_win, data, width, height, fg, bg, scr->w_depth);
  86         if (pix->image == None) {
  87                 wfree(pix);
  88                 return NULL;
  89         }
  90         if (mask) {
  91                 pix->mask = XCreateBitmapFromData(dpy, scr->w_win, mask, width, height);
  92         } else {
  93                 pix->mask = None;
  94         }
  95         pix->width = width;
  96         pix->height = height;
  97         pix->depth = scr->w_depth;
  98         return pix;
  99 }
 100
 101 WPixmap *wPixmapCreate(WScreen * scr, Pixmap image, Pixmap mask)
 102 {
 103         WPixmap *pix;
 104         Window foo;
 105         int bar;
 106         unsigned int width, height, depth, baz;
 107
 108         pix = wmalloc(sizeof(WPixmap));
 109         pix->image = image;
 110         pix->mask = mask;
 111         if (!XGetGeometry(dpy, image, &foo, &bar, &bar, &width, &height, &baz, &depth)) {
 112                 wwarning("XGetGeometry() failed during wPixmapCreate()");
 113                 wfree(pix);
 114                 return NULL;
 115         }
 116         pix->width = width;
 117         pix->height = height;
 118         pix->depth = depth;
 119         return pix;
 120 }
 121
 122 /*
 123  *----------------------------------------------------------------------
 124  * wPixmapDestroy--
 125  *      Destroys a WPixmap structure and the pixmap/mask it holds.
 126  *
 127  * Returns:
 128  *      None
 129  *----------------------------------------------------------------------
 130  */
 131 void wPixmapDestroy(WPixmap * pix)
 132 {
 133         if (!pix->shared) {
 134                 if (pix->mask && !pix->client_owned_mask) {
 135                         XFreePixmap(dpy, pix->mask);
 136                 }
 137
 138                 if (pix->image && !pix->client_owned) {
 139                         XFreePixmap(dpy, pix->image);
 140                 }
 141         }
 142         wfree(pix);
 143 }