1 #include "sk_tool_utils.h"
2
3 namespace sk_tool_utils {
4
colortype_name(SkColorType ct)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
write_pixels(SkCanvas * canvas,const SkBitmap & bitmap,int x,int y,SkColorType colorType,SkAlphaType alphaType)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