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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 | 7 |
8 #include "gm.h" | 8 #include "gm.h" |
9 | 9 |
10 #include "Resources.h" | 10 #include "Resources.h" |
11 #include "SampleCode.h" | 11 #include "SampleCode.h" |
12 #include "SkAnimTimer.h" | 12 #include "SkAnimTimer.h" |
13 #include "SkCanvas.h" | 13 #include "SkCanvas.h" |
14 #include "SkInterpolator.h" | 14 #include "SkInterpolator.h" |
15 #include "SkGradientShader.h" | 15 #include "SkGradientShader.h" |
16 #include "SkData.h" | 16 #include "SkData.h" |
17 #include "SkPath.h" | 17 #include "SkPath.h" |
18 #include "SkSurface.h" | 18 #include "SkSurface.h" |
19 #include "SkRandom.h" | 19 #include "SkRandom.h" |
20 #include "SkTime.h" | 20 #include "SkTime.h" |
21 | 21 |
22 static SkSurface* make_surface(SkCanvas* canvas, const SkImageInfo& info) { | 22 static sk_sp<SkSurface> make_surface(SkCanvas* canvas, const SkImageInfo& info)
{ |
23 SkSurface* surface = canvas->newSurface(info); | 23 auto surface = canvas->makeSurface(info); |
24 if (!surface) { | 24 if (!surface) { |
25 surface = SkSurface::NewRaster(info); | 25 surface = SkSurface::MakeRaster(info); |
26 } | 26 } |
27 return surface; | 27 return surface; |
28 } | 28 } |
29 | 29 |
30 static sk_sp<SkShader> make_shader(const SkRect& bounds) { | 30 static sk_sp<SkShader> make_shader(const SkRect& bounds) { |
31 sk_sp<SkImage> image(GetResourceAsImage("mandrill_128.png")); | 31 sk_sp<SkImage> image(GetResourceAsImage("mandrill_128.png")); |
32 if (!image) { | 32 if (!image) { |
33 return nullptr; | 33 return nullptr; |
34 } | 34 } |
35 return image->makeShader(SkShader::kClamp_TileMode, SkShader::kClamp_TileMod
e); | 35 return image->makeShader(SkShader::kClamp_TileMode, SkShader::kClamp_TileMod
e); |
36 } | 36 } |
37 | 37 |
38 #define N 128 | 38 #define N 128 |
39 #define ANGLE_DELTA 3 | 39 #define ANGLE_DELTA 3 |
40 #define SCALE_DELTA (SK_Scalar1 / 32) | 40 #define SCALE_DELTA (SK_Scalar1 / 32) |
41 | 41 |
42 static sk_sp<SkImage> make_image() { | 42 static sk_sp<SkImage> make_image() { |
43 SkImageInfo info = SkImageInfo::MakeN32(N, N, kOpaque_SkAlphaType); | 43 SkImageInfo info = SkImageInfo::MakeN32(N, N, kOpaque_SkAlphaType); |
44 SkAutoTUnref<SkSurface> surface(SkSurface::NewRaster(info)); | 44 auto surface(SkSurface::MakeRaster(info)); |
45 SkCanvas* canvas = surface->getCanvas(); | 45 SkCanvas* canvas = surface->getCanvas(); |
46 canvas->drawColor(SK_ColorWHITE); | 46 canvas->drawColor(SK_ColorWHITE); |
47 | 47 |
48 SkPath path; | 48 SkPath path; |
49 path.setFillType(SkPath::kEvenOdd_FillType); | 49 path.setFillType(SkPath::kEvenOdd_FillType); |
50 | 50 |
51 path.addRect(SkRect::MakeWH(N/2, N)); | 51 path.addRect(SkRect::MakeWH(N/2, N)); |
52 path.addRect(SkRect::MakeWH(N, N/2)); | 52 path.addRect(SkRect::MakeWH(N, N/2)); |
53 path.moveTo(0, 0); path.lineTo(N, 0); path.lineTo(0, N); path.close(); | 53 path.moveTo(0, 0); path.lineTo(N, 0); path.lineTo(0, N); path.close(); |
54 | 54 |
55 SkPaint paint; | 55 SkPaint paint; |
56 paint.setShader(make_shader(SkRect::MakeWH(N, N))); | 56 paint.setShader(make_shader(SkRect::MakeWH(N, N))); |
57 | 57 |
58 canvas->drawPath(path, paint); | 58 canvas->drawPath(path, paint); |
59 return surface->makeImageSnapshot(); | 59 return surface->makeImageSnapshot(); |
60 } | 60 } |
61 | 61 |
62 static sk_sp<SkImage> zoom_up(SkSurface* origSurf, SkImage* orig) { | 62 static sk_sp<SkImage> zoom_up(SkSurface* origSurf, SkImage* orig) { |
63 const SkScalar S = 16; // amount to scale up | 63 const SkScalar S = 16; // amount to scale up |
64 const int D = 2; // dimension scaling for the offscreen | 64 const int D = 2; // dimension scaling for the offscreen |
65 // since we only view the center, don't need to produce the entire thing | 65 // since we only view the center, don't need to produce the entire thing |
66 | 66 |
67 SkImageInfo info = SkImageInfo::MakeN32(orig->width() * D, orig->height() *
D, | 67 SkImageInfo info = SkImageInfo::MakeN32(orig->width() * D, orig->height() *
D, |
68 kOpaque_SkAlphaType); | 68 kOpaque_SkAlphaType); |
69 SkAutoTUnref<SkSurface> surface(origSurf->newSurface(info)); | 69 auto surface(origSurf->makeSurface(info)); |
70 SkCanvas* canvas = surface->getCanvas(); | 70 SkCanvas* canvas = surface->getCanvas(); |
71 canvas->drawColor(SK_ColorWHITE); | 71 canvas->drawColor(SK_ColorWHITE); |
72 canvas->scale(S, S); | 72 canvas->scale(S, S); |
73 canvas->translate(-SkScalarHalf(orig->width()) * (S - D) / S, | 73 canvas->translate(-SkScalarHalf(orig->width()) * (S - D) / S, |
74 -SkScalarHalf(orig->height()) * (S - D) / S); | 74 -SkScalarHalf(orig->height()) * (S - D) / S); |
75 canvas->drawImage(orig, 0, 0, nullptr); | 75 canvas->drawImage(orig, 0, 0, nullptr); |
76 | 76 |
77 if (S > 3) { | 77 if (S > 3) { |
78 SkPaint paint; | 78 SkPaint paint; |
79 paint.setColor(SK_ColorWHITE); | 79 paint.setColor(SK_ColorWHITE); |
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210 draw_box_frame(canvas, size.width(), size.height()); | 210 draw_box_frame(canvas, size.width(), size.height()); |
211 } | 211 } |
212 } | 212 } |
213 | 213 |
214 void drawHere(SkCanvas* canvas, SkFilterQuality filter, SkScalar dx, SkScala
r dy) { | 214 void drawHere(SkCanvas* canvas, SkFilterQuality filter, SkScalar dx, SkScala
r dy) { |
215 SkCanvas* origCanvas = canvas; | 215 SkCanvas* origCanvas = canvas; |
216 SkAutoCanvasRestore acr(canvas, true); | 216 SkAutoCanvasRestore acr(canvas, true); |
217 | 217 |
218 SkISize size = SkISize::Make(fImage->width(), fImage->height()); | 218 SkISize size = SkISize::Make(fImage->width(), fImage->height()); |
219 | 219 |
220 SkAutoTUnref<SkSurface> surface; | 220 sk_sp<SkSurface> surface; |
221 if (fShowFatBits) { | 221 if (fShowFatBits) { |
222 // scale up so we don't clip rotations | 222 // scale up so we don't clip rotations |
223 SkImageInfo info = SkImageInfo::MakeN32(fImage->width() * 2, fImage-
>height() * 2, | 223 SkImageInfo info = SkImageInfo::MakeN32(fImage->width() * 2, fImage-
>height() * 2, |
224 kOpaque_SkAlphaType); | 224 kOpaque_SkAlphaType); |
225 surface.reset(make_surface(canvas, info)); | 225 surface = make_surface(canvas, info); |
226 canvas = surface->getCanvas(); | 226 canvas = surface->getCanvas(); |
227 canvas->drawColor(SK_ColorWHITE); | 227 canvas->drawColor(SK_ColorWHITE); |
228 size.set(info.width(), info.height()); | 228 size.set(info.width(), info.height()); |
229 } else { | 229 } else { |
230 canvas->translate(SkScalarHalf(fCell.width() - fImage->width()), | 230 canvas->translate(SkScalarHalf(fCell.width() - fImage->width()), |
231 SkScalarHalf(fCell.height() - fImage->height())); | 231 SkScalarHalf(fCell.height() - fImage->height())); |
232 } | 232 } |
233 this->drawTheImage(canvas, size, filter, dx, dy); | 233 this->drawTheImage(canvas, size, filter, dx, dy); |
234 | 234 |
235 if (surface) { | 235 if (surface) { |
236 sk_sp<SkImage> orig(surface->makeImageSnapshot()); | 236 sk_sp<SkImage> orig(surface->makeImageSnapshot()); |
237 sk_sp<SkImage> zoomed(zoom_up(surface, orig.get())); | 237 sk_sp<SkImage> zoomed(zoom_up(surface.get(), orig.get())); |
238 origCanvas->drawImage(zoomed.get(), | 238 origCanvas->drawImage(zoomed.get(), |
239 SkScalarHalf(fCell.width() - zoomed->width()), | 239 SkScalarHalf(fCell.width() - zoomed->width()), |
240 SkScalarHalf(fCell.height() - zoomed->height()
)); | 240 SkScalarHalf(fCell.height() - zoomed->height()
)); |
241 } | 241 } |
242 } | 242 } |
243 | 243 |
244 void drawBorders(SkCanvas* canvas) { | 244 void drawBorders(SkCanvas* canvas) { |
245 SkPaint p; | 245 SkPaint p; |
246 p.setStyle(SkPaint::kStroke_Style); | 246 p.setStyle(SkPaint::kStroke_Style); |
247 p.setColor(SK_ColorBLUE); | 247 p.setColor(SK_ColorBLUE); |
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301 } | 301 } |
302 | 302 |
303 private: | 303 private: |
304 typedef SampleView INHERITED; | 304 typedef SampleView INHERITED; |
305 }; | 305 }; |
306 | 306 |
307 ////////////////////////////////////////////////////////////////////////////// | 307 ////////////////////////////////////////////////////////////////////////////// |
308 | 308 |
309 static SkView* MyFactory() { return new FilterQualityView; } | 309 static SkView* MyFactory() { return new FilterQualityView; } |
310 static SkViewRegister reg(MyFactory); | 310 static SkViewRegister reg(MyFactory); |
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