Hal Canary | 8751512 | 2019-03-15 14:22:51 -0400 | [diff] [blame] | 1 | #if 0 // Disabled until updated to use current API. |
| 2 | // Copyright 2019 Google LLC. |
| 3 | // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file. |
| 4 | #include "fiddle/examples.h" |
| 5 | // HASH=22df72732e898a11773fbfe07388a546 |
Hal Canary | a7181e7c | 2019-03-18 16:06:34 -0400 | [diff] [blame] | 6 | REG_FIDDLE(ImageInfo_gammaCloseToSRGB, 256, 144, false, 0) { |
Hal Canary | 8751512 | 2019-03-15 14:22:51 -0400 | [diff] [blame] | 7 | void draw(SkCanvas* canvas) { |
| 8 | const int width = 256; |
| 9 | const int height = 64; |
| 10 | auto drawLabel = [=](const char* what, bool closeToSRGB) -> void { |
| 11 | SkString string; |
| 12 | string.printf("%s gamma is %s" "close to sRGB", what, closeToSRGB ? "" : "not "); |
| 13 | SkPaint paint; |
| 14 | paint.setAntiAlias(true); |
| 15 | canvas->drawString(string, 20, 56, paint); |
| 16 | }; |
| 17 | SkColor gradColors[] = { 0xFFFF7F00, 0xFF00FF7F, 0xFF0000FF, 0xFF7F7FFF }; |
| 18 | SkPoint gradPoints[] = { { 0, 0 }, { width, 0 }, { width * 2, 0 }, { width * 3, 0 } }; |
| 19 | SkPaint gradPaint; |
| 20 | gradPaint.setShader(SkGradientShader::MakeLinear(gradPoints, gradColors, nullptr, |
| 21 | SK_ARRAY_COUNT(gradColors), SkShader::kClamp_TileMode)); |
| 22 | canvas->drawRect(SkRect::MakeWH(width, height), gradPaint); |
| 23 | drawLabel("canvas", canvas->imageInfo().gammaCloseToSRGB()); |
| 24 | SkBitmap bitmap; |
| 25 | SkImageInfo offscreenInfo = SkImageInfo::MakeS32(width, height, kPremul_SkAlphaType); |
| 26 | bitmap.allocPixels(offscreenInfo); |
| 27 | SkCanvas sRGBOffscreen(bitmap); |
| 28 | sRGBOffscreen.drawRect(SkRect::MakeWH(width, height), gradPaint); |
| 29 | canvas->translate(0, 80); |
| 30 | canvas->drawBitmap(bitmap, 0, 0); |
| 31 | drawLabel("offscreen", offscreenInfo.gammaCloseToSRGB()); |
| 32 | } |
| 33 | } // END FIDDLE |
| 34 | #endif // Disabled until updated to use current API. |