Brian Osman | b433c56 | 2017-09-12 16:04:28 -0400 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2017 Google Inc. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
| 6 | */ |
Ben Wagner | 7fde8e1 | 2019-05-01 17:28:53 -0400 | [diff] [blame] | 7 | |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 8 | #include "gm/gm.h" |
Ben Wagner | 7fde8e1 | 2019-05-01 17:28:53 -0400 | [diff] [blame] | 9 | #include "include/core/SkBitmap.h" |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 10 | #include "include/core/SkCanvas.h" |
| 11 | #include "include/core/SkColorPriv.h" |
| 12 | #include "include/core/SkData.h" |
Ben Wagner | 7fde8e1 | 2019-05-01 17:28:53 -0400 | [diff] [blame] | 13 | #include "include/core/SkEncodedImageFormat.h" |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 14 | #include "include/core/SkImage.h" |
| 15 | #include "include/core/SkImageEncoder.h" |
Ben Wagner | 7fde8e1 | 2019-05-01 17:28:53 -0400 | [diff] [blame] | 16 | #include "include/core/SkRefCnt.h" |
| 17 | #include "include/core/SkSize.h" |
| 18 | #include "include/core/SkString.h" |
| 19 | #include "include/core/SkTypes.h" |
| 20 | |
| 21 | #include <utility> |
Brian Osman | b433c56 | 2017-09-12 16:04:28 -0400 | [diff] [blame] | 22 | |
| 23 | namespace skiagm { |
| 24 | |
| 25 | class ColorCubeGM : public GM { |
| 26 | public: |
| 27 | ColorCubeGM() {} |
| 28 | |
| 29 | protected: |
| 30 | SkString onShortName() override { |
| 31 | return SkString("jpg-color-cube"); |
| 32 | } |
| 33 | |
| 34 | SkISize onISize() override { |
| 35 | return SkISize::Make(512, 512); |
| 36 | } |
| 37 | |
| 38 | void onOnceBeforeDraw() override { |
| 39 | SkBitmap bmp; |
| 40 | bmp.allocN32Pixels(512, 512, true); |
| 41 | int bX = 0, bY = 0; |
| 42 | for (int b = 0; b < 64; ++b) { |
| 43 | for (int r = 0; r < 64; ++r) { |
| 44 | for (int g = 0; g < 64; ++g) { |
| 45 | *bmp.getAddr32(bX + r, bY + g) = SkPackARGB32(255, |
| 46 | SkTPin(r * 4, 0, 255), |
| 47 | SkTPin(g * 4, 0, 255), |
| 48 | SkTPin(b * 4, 0, 255)); |
| 49 | } |
| 50 | } |
| 51 | bX += 64; |
| 52 | if (bX >= 512) { |
| 53 | bX = 0; |
| 54 | bY += 64; |
| 55 | } |
| 56 | } |
Leon Scroggins III | 0098ccb | 2018-09-24 15:24:31 -0400 | [diff] [blame] | 57 | auto jpegData = SkEncodeBitmap(bmp, SkEncodedImageFormat::kJPEG, 100); |
| 58 | fImage = SkImage::MakeFromEncoded(std::move(jpegData)); |
Brian Osman | b433c56 | 2017-09-12 16:04:28 -0400 | [diff] [blame] | 59 | } |
| 60 | |
| 61 | void onDraw(SkCanvas* canvas) override { |
| 62 | canvas->drawImage(fImage, 0, 0); |
| 63 | } |
| 64 | |
| 65 | private: |
| 66 | sk_sp<SkImage> fImage; |
| 67 | |
| 68 | typedef GM INHERITED; |
| 69 | }; |
| 70 | |
| 71 | DEF_GM( return new ColorCubeGM; ) |
| 72 | } |