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/*
* ximage.c --
*
* X bitmap and image routines.
*
* Copyright (c) 1995 Sun Microsystems, Inc.
*
* See the file "license.terms" for information on usage and redistribution
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
* RCS: @(#) $Id: ximage.c,v 1.3 1998/09/14 18:24:03 stanton Exp $
*/
#include "tkInt.h"
/*
*----------------------------------------------------------------------
*
* XCreateBitmapFromData --
*
* Construct a single plane pixmap from bitmap data.
*
* NOTE: This procedure has the correct behavior on Windows and
* the Macintosh, but not on UNIX. This is probably because the
* emulation for XPutImage on those platforms compensates for whatever
* is wrong here :-)
*
* Results:
* Returns a new Pixmap.
*
* Side effects:
* Allocates a new bitmap and drawable.
*
*----------------------------------------------------------------------
*/
Pixmap
XCreateBitmapFromData(display, d, data, width, height)
Display* display;
Drawable d;
_Xconst char* data;
unsigned int width;
unsigned int height;
{
XImage ximage;
GC gc;
Pixmap pix;
pix = Tk_GetPixmap(display, d, width, height, 1);
gc = XCreateGC(display, pix, 0, NULL);
if (gc == NULL) {
return None;
}
ximage.height = height;
ximage.width = width;
ximage.depth = 1;
ximage.bits_per_pixel = 1;
ximage.xoffset = 0;
ximage.format = XYBitmap;
ximage.data = (char *)data;
ximage.byte_order = LSBFirst;
ximage.bitmap_unit = 8;
ximage.bitmap_bit_order = LSBFirst;
ximage.bitmap_pad = 8;
ximage.bytes_per_line = (width+7)/8;
TkPutImage(NULL, 0, display, pix, gc, &ximage, 0, 0, 0, 0, width, height);
XFreeGC(display, gc);
return pix;
}
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