SetRgnColorRGBRange example for C++ Builder
//This example sets a region corresponding to all colors that
//have an rgb that includes red but no green and no blue
::OLE_COLOR rgbLo;
::OLE_COLOR rgbHi;
rgbLo= RGB(1, 0, 0);
rgbHi= RGB(255, 0, 0);
LEADRasterView1->Raster->SetRgnColorRGBRange(rgbLo, rgbHi, L_RGN_SET);
LEADRasterView1->RgnFrameType = RGNFRAME_ANIMATED;