int
XpmWriteFileFromData(
char *filename,
char **data)
{
XpmImage image;
XpmInfo info;
int ErrorStatus;
info.valuemask = XpmReturnComments | XpmReturnExtensions;
ErrorStatus = XpmCreateXpmImageFromData(data, &image, &info);
if (ErrorStatus != XpmSuccess)
return (ErrorStatus);
ErrorStatus = XpmWriteFileFromXpmImage(filename, &image, &info);
XpmFreeXpmImage(&image);
XpmFreeXpmInfo(&info);
return (ErrorStatus);
}
RImage*
RGetImageFromXPMData(RContext *context, char **xpmData)
{
Display *dpy = context->dpy;
Colormap cmap = context->cmap;
RImage *image;
XpmImage xpm;
unsigned char *color_table[4];
unsigned char *data;
int *p;
int i;
i = XpmCreateXpmImageFromData(xpmData, &xpm, (XpmInfo *)NULL);
if (i!=XpmSuccess) {
switch (i) {
case XpmOpenFailed:
RErrorCode = RERR_OPEN;
break;
case XpmFileInvalid:
RErrorCode = RERR_BADIMAGEFILE;
break;
case XpmNoMemory:
RErrorCode = RERR_NOMEMORY;
break;
default:
RErrorCode = RERR_BADIMAGEFILE;
break;
}
return NULL;
}
if (xpm.height<1 || xpm.width < 1) {
RErrorCode = RERR_BADIMAGEFILE;
XpmFreeXpmImage(&xpm);
return NULL;
}
if (xpm.colorTable==NULL) {
RErrorCode = RERR_BADIMAGEFILE;
XpmFreeXpmImage(&xpm);
return NULL;
}
image = RCreateImage(xpm.width, xpm.height, True);
if (!image) {
XpmFreeXpmImage(&xpm);
return NULL;
}
/* make color table */
for (i=0; i<4; i++) {
color_table[i] = malloc(xpm.ncolors*sizeof(char));
if (!color_table[i]) {
for (i=i-1;i>=0; i--) {
if (color_table[i])
free(color_table[i]);
}
RReleaseImage(image);
RErrorCode = RERR_NOMEMORY;
XpmFreeXpmImage(&xpm);
return NULL;
}
}
for (i=0; i<xpm.ncolors; i++) {
XColor xcolor;
char * color = NULL;
if (xpm.colorTable[i].c_color)
color = xpm.colorTable[i].c_color;
else if (xpm.colorTable[i].g_color)
color = xpm.colorTable[i].g_color;
else if (xpm.colorTable[i].g4_color)
color = xpm.colorTable[i].g4_color;
else if (xpm.colorTable[i].m_color)
color = xpm.colorTable[i].m_color;
else if (xpm.colorTable[i].symbolic)
color = xpm.colorTable[i].symbolic;
if (!color) {
color_table[0][i] = 0xbe;
color_table[1][i] = 0xbe;
color_table[2][i] = 0xbe;
color_table[3][i] = 0xff;
continue;
}
if (strncmp(color,"None",4)==0) {
color_table[0][i]=0;
color_table[1][i]=0;
color_table[2][i]=0;
color_table[3][i]=0;
continue;
}
if (XParseColor(dpy, cmap, color, &xcolor)) {
color_table[0][i] = xcolor.red>>8;
color_table[1][i] = xcolor.green>>8;
color_table[2][i] = xcolor.blue>>8;
color_table[3][i] = 0xff;
} else {
