| OLD | NEW |
| 1 /* | 1 /* |
| 2 * Copyright 2015 Google Inc. | 2 * Copyright 2015 Google Inc. |
| 3 * | 3 * |
| 4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
| 5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
| 6 */ | 6 */ |
| 7 | 7 |
| 8 #include "gm.h" | 8 #include "gm.h" |
| 9 | 9 |
| 10 #include "Resources.h" | 10 #include "Resources.h" |
| (...skipping 13 matching lines...) Expand all Loading... |
| 24 | 24 |
| 25 protected: | 25 protected: |
| 26 void onOnceBeforeDraw() override { | 26 void onOnceBeforeDraw() override { |
| 27 SkTextBlobBuilder builder; | 27 SkTextBlobBuilder builder; |
| 28 | 28 |
| 29 // make textblob | 29 // make textblob |
| 30 // Large text is used to trigger atlas eviction | 30 // Large text is used to trigger atlas eviction |
| 31 SkPaint paint; | 31 SkPaint paint; |
| 32 paint.setTextSize(256); | 32 paint.setTextSize(256); |
| 33 const char* text = "AB"; | 33 const char* text = "AB"; |
| 34 sk_tool_utils::set_portable_typeface(&paint); | 34 sk_tool_utils::set_portable_typeface_always(&paint); |
| 35 | 35 |
| 36 SkRect bounds; | 36 SkRect bounds; |
| 37 paint.measureText(text, strlen(text), &bounds); | 37 paint.measureText(text, strlen(text), &bounds); |
| 38 | 38 |
| 39 SkScalar yOffset = bounds.height(); | 39 SkScalar yOffset = bounds.height(); |
| 40 sk_tool_utils::add_to_text_blob(&builder, text, paint, 0, yOffset - 30); | 40 sk_tool_utils::add_to_text_blob(&builder, text, paint, 0, yOffset - 30); |
| 41 | 41 |
| 42 // A8 | 42 // A8 |
| 43 paint.setTextSize(28); | 43 paint.setTextSize(28); |
| 44 text = "The quick brown fox jumps over the lazy dog."; | 44 text = "The quick brown fox jumps over the lazy dog."; |
| 45 paint.setSubpixelText(false); | 45 paint.setSubpixelText(false); |
| 46 paint.setLCDRenderText(false); | 46 paint.setLCDRenderText(false); |
| 47 paint.measureText(text, strlen(text), &bounds); | 47 paint.measureText(text, strlen(text), &bounds); |
| 48 sk_tool_utils::add_to_text_blob(&builder, text, paint, 0, yOffset - 8); | 48 sk_tool_utils::add_to_text_blob(&builder, text, paint, 0, yOffset - 8); |
| 49 | 49 |
| 50 // build | 50 // build |
| 51 fBlob.reset(builder.build()); | 51 fBlob.reset(builder.build()); |
| 52 } | 52 } |
| 53 | 53 |
| 54 SkString onShortName() override { | 54 SkString onShortName() override { |
| 55 return SkString("textblobcolortrans"); | 55 return SkString("textblobcolortrans"); |
| 56 } | 56 } |
| 57 | 57 |
| 58 SkISize onISize() override { | 58 SkISize onISize() override { |
| 59 return SkISize::Make(kWidth, kHeight); | 59 return SkISize::Make(kWidth, kHeight); |
| 60 } | 60 } |
| 61 | 61 |
| 62 void onDraw(SkCanvas* canvas) override { | 62 void onDraw(SkCanvas* canvas) override { |
| 63 | 63 |
| 64 canvas->drawColor(SK_ColorGRAY); | 64 canvas->drawColor(sk_tool_utils::color_to_565(SK_ColorGRAY)); |
| 65 | 65 |
| 66 SkPaint paint; | 66 SkPaint paint; |
| 67 canvas->translate(10, 40); | 67 canvas->translate(10, 40); |
| 68 | 68 |
| 69 SkRect bounds = fBlob->bounds(); | 69 SkRect bounds = fBlob->bounds(); |
| 70 | 70 |
| 71 // Colors were chosen to map to pairs of canonical colors. The GPU Back
end will cache A8 | 71 // Colors were chosen to map to pairs of canonical colors. The GPU Back
end will cache A8 |
| 72 // Texture Blobs based on the canonical color they map to. Canonical co
lors are used to | 72 // Texture Blobs based on the canonical color they map to. Canonical co
lors are used to |
| 73 // create masks. For A8 there are 8 of them. | 73 // create masks. For A8 there are 8 of them. |
| 74 SkColor colors[] = {SK_ColorCYAN, SK_ColorLTGRAY, SK_ColorYELLOW, SK_Col
orWHITE}; | 74 SkColor colors[] = {SK_ColorCYAN, sk_tool_utils::color_to_565(SK_ColorLT
GRAY), |
| 75 SK_ColorYELLOW, SK_ColorWHITE}; |
| 75 | 76 |
| 76 size_t count = SK_ARRAY_COUNT(colors); | 77 size_t count = SK_ARRAY_COUNT(colors); |
| 77 size_t colorIndex = 0; | 78 size_t colorIndex = 0; |
| 78 for (int y = 0; y + SkScalarFloorToInt(bounds.height()) < kHeight; | 79 for (int y = 0; y + SkScalarFloorToInt(bounds.height()) < kHeight; |
| 79 y += SkScalarFloorToInt(bounds.height())) { | 80 y += SkScalarFloorToInt(bounds.height())) { |
| 80 paint.setColor(colors[colorIndex++ % count]); | 81 paint.setColor(colors[colorIndex++ % count]); |
| 81 canvas->save(); | 82 canvas->save(); |
| 82 canvas->translate(0, SkIntToScalar(y)); | 83 canvas->translate(0, SkIntToScalar(y)); |
| 83 canvas->drawTextBlob(fBlob, 0, 0, paint); | 84 canvas->drawTextBlob(fBlob, 0, 0, paint); |
| 84 canvas->restore(); | 85 canvas->restore(); |
| 85 } | 86 } |
| 86 } | 87 } |
| 87 | 88 |
| 88 private: | 89 private: |
| 89 SkAutoTUnref<const SkTextBlob> fBlob; | 90 SkAutoTUnref<const SkTextBlob> fBlob; |
| 90 | 91 |
| 91 static const int kWidth = 675; | 92 static const int kWidth = 675; |
| 92 static const int kHeight = 1600; | 93 static const int kHeight = 1600; |
| 93 | 94 |
| 94 typedef GM INHERITED; | 95 typedef GM INHERITED; |
| 95 }; | 96 }; |
| 96 | 97 |
| 97 ////////////////////////////////////////////////////////////////////////////// | 98 ////////////////////////////////////////////////////////////////////////////// |
| 98 | 99 |
| 99 DEF_GM( return SkNEW(TextBlobColorTrans); ) | 100 DEF_GM( return SkNEW(TextBlobColorTrans); ) |
| 100 } | 101 } |
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