diff options
Diffstat (limited to 'glcdgraphics')
| -rw-r--r-- | glcdgraphics/extformats.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/glcdgraphics/extformats.c b/glcdgraphics/extformats.c index 666c954..a797bbc 100644 --- a/glcdgraphics/extformats.c +++ b/glcdgraphics/extformats.c @@ -101,6 +101,7 @@ bool cExtFormatFile::Load(cImage & image, const string & fileName) //Dprintf("this image has %d colors\n", (*it).totalColors()); bool isMatte = (*it).matte(); + bool isMonochrome = ((*it).totalColors() <= 2) ? true : false; const PixelPacket *pix = (*it).getConstPixels(0, 0, (int)width, (int)height); for (int iy = 0; iy < (int)height; ++iy) { @@ -110,12 +111,20 @@ bool cExtFormatFile::Load(cImage & image, const string & fileName) } else { //bmpdata[iy*width+ix] = (uint32_t)( 0xFF000000 | (int(pix->red * 255 / MaxRGB) << 16) | (int(pix->green * 255 / MaxRGB) << 8) | int(pix->blue * 255 / MaxRGB)); bmpdata[iy*width+ix] = (uint32_t)( (int(255 - (pix->opacity * 255 / MaxRGB)) << 24) | (int(pix->red * 255 / MaxRGB) << 16) | (int(pix->green * 255 / MaxRGB) << 8) | int(pix->blue * 255 / MaxRGB)); + if ( isMonochrome ) { // if is monochrome: exchange black and white + uint32_t c = bmpdata[iy*width+ix]; + switch(c) { + case cColor::White: c = cColor::Black; break; + case cColor::Black: c = cColor::White; break; + } + bmpdata[iy*width+ix] = c; + } } ++pix; } } cBitmap * b = new cBitmap(width, height, bmpdata); - b->SetMonochrome(false); + b->SetMonochrome(isMonochrome); image.AddBitmap(b); delete[] bmpdata; bmpdata = NULL; |