1 #include "sk_tool_utils.h" 2 3 namespace sk_tool_utils { 4 5 const char* colortype_name(SkColorType ct) { 6 switch (ct) { 7 case kUnknown_SkColorType: return "Unknown"; 8 case kAlpha_8_SkColorType: return "Alpha_8"; 9 case kIndex_8_SkColorType: return "Index_8"; 10 case kARGB_4444_SkColorType: return "ARGB_4444"; 11 case kRGB_565_SkColorType: return "RGB_565"; 12 case kRGBA_8888_SkColorType: return "RGBA_8888"; 13 case kBGRA_8888_SkColorType: return "BGRA_8888"; 14 default: 15 SkASSERT(false); 16 return "unexpected colortype"; 17 } 18 } 19 20 void write_pixels(SkCanvas* canvas, const SkBitmap& bitmap, int x, int y, 21 SkColorType colorType, SkAlphaType alphaType) { 22 SkBitmap tmp(bitmap); 23 tmp.lockPixels(); 24 25 SkImageInfo info = tmp.info(); 26 info.fColorType = colorType; 27 info.fAlphaType = alphaType; 28 29 canvas->writePixels(info, tmp.getPixels(), tmp.rowBytes(), x, y); 30 } 31 32 } 33
