latest CW additions

[wxWidgets.git] / src / xpm / crifrbuf.c

/*
 * Copyright (C) 1989-94 GROUPE BULL
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to
 * deal in the Software without restriction, including without limitation the
 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 * sell copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
 * GROUPE BULL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 * Except as contained in this notice, the name of GROUPE BULL shall not be
 * used in advertising or otherwise to promote the sale, use or other dealings
 * in this Software without prior written authorization from GROUPE BULL.
 */

/*****************************************************************************\
* XpmCrIFrBuf.c:                                                              *
*                                                                             *
*  XPM library                                                                *
*  Parse an Xpm buffer (file in memory) and create the image and possibly its *
*  mask                                                                       *
*  Developed by Arnaud Le Hors                                                *
\*****************************************************************************/

#include "xpm34p.h"

int
XpmCreateImageFromBuffer(Display *display, char *buffer, XImage **image_return,
			 XImage **shapeimage_return, XpmAttributes *attributes)
{
    XpmImage image;
    XpmInfo info;
    int ErrorStatus;

    /* create an XpmImage from the buffer */
    if (attributes) {
	xpmInitAttributes(attributes);
	xpmSetInfoMask(&info, attributes);
	ErrorStatus = XpmCreateXpmImageFromBuffer(buffer, &image, &info);
    } else
	ErrorStatus = XpmCreateXpmImageFromBuffer(buffer, &image, NULL);

    if (ErrorStatus != XpmSuccess)
	return (ErrorStatus);

    /* create the related ximages */
    ErrorStatus = XpmCreateImageFromXpmImage(display, &image,
					     image_return, shapeimage_return,
					     attributes);
    if (attributes) {
	if (ErrorStatus >= 0)		/* no fatal error */
	    xpmSetAttributes(attributes, &image, &info);
	XpmFreeXpmInfo(&info);
    }
    /* free the XpmImage */
    XpmFreeXpmImage(&image);

    return (ErrorStatus);
}

int
XpmCreateXpmImageFromBuffer(char *buffer, XpmImage *image, XpmInfo *info)
{
    xpmData mdata;
    int ErrorStatus;

    /* init returned values */
    xpmInitXpmImage(image);
    xpmInitXpmInfo(info);

    /* open buffer to read */
    xpmOpenBuffer(buffer, &mdata);

    /* create the XpmImage from the XpmData */
    ErrorStatus = xpmParseData(&mdata, image, info);

    xpmDataClose(&mdata);

    return (ErrorStatus);
}