void QGLWidget::setColormap(const QGLColormap & c)
{
Q_D(QGLWidget);
d->cmap = c;
if (d->cmap.handle()) { // already have an allocated cmap
d->updateColormap();
} else {
LOGPALETTE *lpal = (LOGPALETTE *) malloc(sizeof(LOGPALETTE)
+c.size()*sizeof(PALETTEENTRY));
lpal->palVersion = 0x300;
lpal->palNumEntries = c.size();
d->cmap.setHandle(CreatePalette(lpal));
free(lpal);
d->updateColormap();
}
}
/*\internal
Store color values in the given colormap.
*/
static void qStoreColors(HPALETTE cmap, const QGLColormap & cols)
{
QRgb color;
PALETTEENTRY pe;
for (int i = 0; i < cols.size(); i++) {
color = cols.entryRgb(i);
pe.peRed = qRed(color);
pe.peGreen = qGreen(color);
pe.peBlue = qBlue(color);
pe.peFlags = 0;
SetPaletteEntries(cmap, i, 1, &pe);
}
}
