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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 #include "gm.h" | 7 #include "gm.h" |
8 #include "Resources.h" | 8 #include "Resources.h" |
9 #include "SkFixed.h" | 9 #include "SkFixed.h" |
10 #include "SkFontDescriptor.h" | 10 #include "SkFontDescriptor.h" |
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34 static void rotate_about(SkCanvas* canvas, SkScalar degrees, SkScalar px, Sk
Scalar py) { | 34 static void rotate_about(SkCanvas* canvas, SkScalar degrees, SkScalar px, Sk
Scalar py) { |
35 canvas->translate(px, py); | 35 canvas->translate(px, py); |
36 canvas->rotate(degrees); | 36 canvas->rotate(degrees); |
37 canvas->translate(-px, -py); | 37 canvas->translate(-px, -py); |
38 } | 38 } |
39 | 39 |
40 void onDraw(SkCanvas* canvas) override { | 40 void onDraw(SkCanvas* canvas) override { |
41 SkPaint paint; | 41 SkPaint paint; |
42 paint.setAntiAlias(true); | 42 paint.setAntiAlias(true); |
43 paint.setLCDRenderText(true); | 43 paint.setLCDRenderText(true); |
| 44 SkAutoTUnref<SkFontMgr> fontMgr(SkFontMgr::RefDefault()); |
44 | 45 |
45 SkAutoTDelete<SkStreamAsset> distortable(GetResourceAsStream("/fonts/Dis
tortable.ttf")); | 46 SkAutoTDelete<SkStreamAsset> distortable(GetResourceAsStream("/fonts/Dis
tortable.ttf")); |
46 if (!distortable) { | 47 if (!distortable) { |
47 return; | 48 return; |
48 } | 49 } |
49 const char* text = "abc"; | 50 const char* text = "abc"; |
50 const size_t textLen = strlen(text); | 51 const size_t textLen = strlen(text); |
51 | 52 |
52 for (int j = 0; j < 2; ++j) { | 53 for (int j = 0; j < 2; ++j) { |
53 for (int i = 0; i < 5; ++i) { | 54 for (int i = 0; i < 5; ++i) { |
54 SkScalar x = SkIntToScalar(10); | 55 SkScalar x = SkIntToScalar(10); |
55 SkScalar y = SkIntToScalar(20); | 56 SkScalar y = SkIntToScalar(20); |
56 | 57 |
57 SkFixed axis = SkDoubleToFixed(0.5 + (5*j + i) * ((2.0 - 0.5) /
(2 * 5))); | 58 SkFourByteTag tag = SkSetFourByteTag('w','g','h','t'); |
58 SkAutoTUnref<SkTypeface> typeface(SkTypeface::CreateFromFontData
( | 59 SkScalar styleValue = SkDoubleToScalar(0.5 + (5*j + i) * ((2.0 -
0.5) / (2 * 5))); |
59 new SkFontData(distortable->duplicate(), 0, &axis, 1))); | 60 SkFontMgr::FontParameters::Axis axes[] = { { tag, styleValue } }
; |
| 61 SkAutoTUnref<SkTypeface> typeface(fontMgr->createFromStream( |
| 62 distortable->duplicate(), SkFontMgr::FontParameters().setAxe
s(axes, 1))); |
60 paint.setTypeface(typeface); | 63 paint.setTypeface(typeface); |
61 | 64 |
62 SkAutoCanvasRestore acr(canvas, true); | 65 SkAutoCanvasRestore acr(canvas, true); |
63 canvas->translate(SkIntToScalar(30 + i * 100), SkIntToScalar(20)
); | 66 canvas->translate(SkIntToScalar(30 + i * 100), SkIntToScalar(20)
); |
64 rotate_about(canvas, SkIntToScalar(i * 5), x, y * 10); | 67 rotate_about(canvas, SkIntToScalar(i * 5), x, y * 10); |
65 | 68 |
66 { | 69 { |
67 SkPaint p; | 70 SkPaint p; |
68 p.setAntiAlias(true); | 71 p.setAntiAlias(true); |
69 SkRect r; | 72 SkRect r; |
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86 private: | 89 private: |
87 typedef GM INHERITED; | 90 typedef GM INHERITED; |
88 }; | 91 }; |
89 | 92 |
90 ////////////////////////////////////////////////////////////////////////////// | 93 ////////////////////////////////////////////////////////////////////////////// |
91 | 94 |
92 static GM* MyFactory(void*) { return new FontScalerDistortableGM; } | 95 static GM* MyFactory(void*) { return new FontScalerDistortableGM; } |
93 static GMRegistry reg(MyFactory); | 96 static GMRegistry reg(MyFactory); |
94 | 97 |
95 } | 98 } |
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