| // Copyright 2019 Google LLC. |
| // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file. |
| #include "tools/fiddle/examples.h" |
| // HASH=af3adcbea7b58bf90298ca5e0ea93030 |
| REG_FIDDLE(Bitmap_setAlphaType, 256, 256, true, 0) { |
| void draw(SkCanvas* canvas) { |
| const char* colors[] = { "Unknown", "Alpha_8", "RGB_565", "ARGB_4444", "RGBA_8888", "RGB_888x", |
| "BGRA_8888", "RGBA_1010102", "RGB_101010x", "Gray_8", "RGBA_F16Norm", |
| "RGBA_F16"}; |
| const char* alphas[] = {"Unknown ", "Opaque ", "Premul ", "Unpremul"}; |
| SkBitmap bitmap; |
| SkAlphaType alphaTypes[] = { kUnknown_SkAlphaType, kOpaque_SkAlphaType, kPremul_SkAlphaType, |
| kUnpremul_SkAlphaType |
| }; |
| SkDebugf("%18s%15s%17s%18s%19s\n", "Canonical", "Unknown", "Opaque", "Premul", "Unpremul"); |
| for (SkColorType colorType : { |
| kUnknown_SkColorType, kAlpha_8_SkColorType, kRGB_565_SkColorType, |
| kARGB_4444_SkColorType, kRGBA_8888_SkColorType, kRGB_888x_SkColorType, |
| kBGRA_8888_SkColorType, kRGBA_1010102_SkColorType, kRGB_101010x_SkColorType, |
| kGray_8_SkColorType, kRGBA_F16_SkColorType |
| } ) { |
| for (SkAlphaType canonicalAlphaType : alphaTypes) { |
| SkColorTypeValidateAlphaType(colorType, kUnknown_SkAlphaType, &canonicalAlphaType ); |
| SkDebugf("%12s %9s ", colors[(int) colorType], alphas[(int) canonicalAlphaType ]); |
| for (SkAlphaType alphaType : alphaTypes) { |
| bitmap.setInfo(SkImageInfo::Make(4, 4, colorType, canonicalAlphaType)); |
| bool result = bitmap.setAlphaType(alphaType); |
| SkDebugf("%s %s ", result ? "true " : "false", alphas[(int) bitmap.alphaType()]); |
| } |
| SkDebugf("\n"); |
| } |
| } |
| } |
| } // END FIDDLE |
