Hal Canary | 8751512 | 2019-03-15 14:22:51 -0400 | [diff] [blame] | 1 | // Copyright 2019 Google LLC. |
| 2 | // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file. |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 3 | #include "tools/fiddle/examples.h" |
Hal Canary | 8751512 | 2019-03-15 14:22:51 -0400 | [diff] [blame] | 4 | // HASH=befac1c29ed21507d367e4d824383a04 |
Hal Canary | a7181e7c | 2019-03-18 16:06:34 -0400 | [diff] [blame] | 5 | REG_FIDDLE(ColorTypeValidateAlphaType, 256, 640, false, 0) { |
Hal Canary | 8751512 | 2019-03-15 14:22:51 -0400 | [diff] [blame] | 6 | void draw(SkCanvas* canvas) { |
| 7 | const char* colors[] = { "Unknown", "Alpha_8", "RGB_565", "ARGB_4444", "RGBA_8888", "RGB_888x", |
| 8 | "BGRA_8888", "RGBA_1010102", "RGB_101010x", "Gray_8", "RGBA_F16Norm", |
| 9 | "RGBA_F16" }; |
| 10 | const char* alphas[] = {"Unknown ", "Opaque ", "Premul ", "Unpremul"}; |
| 11 | SkAlphaType alphaTypes[] = { kUnknown_SkAlphaType, kOpaque_SkAlphaType, kPremul_SkAlphaType, |
| 12 | kUnpremul_SkAlphaType |
| 13 | }; |
| 14 | SkPaint paint; |
| 15 | SkFont font(SkTypeface::MakeFromName("monospace", SkFontStyle()), 10); |
| 16 | int y = 15; |
| 17 | canvas->drawString(" colorType alphaType canonical", 10, y, font, paint); |
| 18 | for (SkColorType colorType : { |
| 19 | kUnknown_SkColorType, kAlpha_8_SkColorType, kRGB_565_SkColorType, |
| 20 | kARGB_4444_SkColorType, kRGBA_8888_SkColorType, kRGB_888x_SkColorType, |
| 21 | kBGRA_8888_SkColorType, kRGBA_1010102_SkColorType, kRGB_101010x_SkColorType, |
| 22 | kGray_8_SkColorType, kRGBA_F16_SkColorType |
| 23 | } ) { |
| 24 | for (SkAlphaType alphaType : alphaTypes) { |
| 25 | SkAlphaType canonicalAlphaType = kUnknown_SkAlphaType; |
| 26 | bool result = SkColorTypeValidateAlphaType(colorType, alphaType, &canonicalAlphaType); |
| 27 | SkString string; |
| 28 | string.printf("%13s %10s %10s", colors[(int) colorType], alphas[(int) alphaType], |
| 29 | result ? alphas[(int) canonicalAlphaType] : "------ "); |
| 30 | canvas->drawString(string, 10, y += 14, font, paint); |
| 31 | } |
| 32 | } |
| 33 | } |
| 34 | } // END FIDDLE |