1 /*
2 * Copyright 2011 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 */
7
8 #include "SampleApp.h"
9
10 #include "OverView.h"
11 #include "Resources.h"
12 #include "SampleCode.h"
13 #include "SkAnimTimer.h"
14 #include "SkCanvas.h"
15 #include "SkColorSpace_XYZ.h"
16 #include "SkCommandLineFlags.h"
17 #include "SkCommonFlagsPathRenderer.h"
18 #include "SkData.h"
19 #include "SkDocument.h"
20 #include "SkGraphics.h"
21 #include "SkOSFile.h"
22 #include "SkOSPath.h"
23 #include "SkPaint.h"
24 #include "SkPaintFilterCanvas.h"
25 #include "SkPicture.h"
26 #include "SkPictureRecorder.h"
27 #include "SkPM4fPriv.h"
28 #include "SkStream.h"
29 #include "SkSurface.h"
30 #include "SkTemplates.h"
31 #include "SkTSort.h"
32 #include "SkTime.h"
33 #include "SkTypeface.h"
34 #include "SkWindow.h"
35 #include "sk_tool_utils.h"
36 #include "SkScan.h"
37 #include "SkClipOpPriv.h"
38
39 #include "SkReadBuffer.h"
40 #include "SkStream.h"
41
42 #if defined(SK_BUILD_FOR_MAC) || defined(SK_BUILD_FOR_IOS)
43 #include "SkCGUtils.h"
44 #endif
45
46 #define PICTURE_MEANS_PIPE false
47 #define SERIALIZE_PICTURE true
48
49 #if SK_SUPPORT_GPU
50 # include "gl/GrGLInterface.h"
51 # include "gl/GrGLUtil.h"
52 # include "GrContext.h"
53 # include "SkGr.h"
54 # if SK_ANGLE
55 # include "gl/angle/GLTestContext_angle.h"
56 # endif
57 #else
58 class GrContext;
59 #endif
60
61 enum OutputColorSpace {
62 kLegacy_OutputColorSpace,
63 kSRGB_OutputColorSpace,
64 kNarrow_OutputColorSpace,
65 kMonitor_OutputColorSpace,
66 };
67
68 const struct {
69 SkColorType fColorType;
70 OutputColorSpace fColorSpace;
71 const char* fName;
72 } gConfig[] = {
73 { kN32_SkColorType, kLegacy_OutputColorSpace, "L32" },
74 { kN32_SkColorType, kSRGB_OutputColorSpace, "S32" },
75 { kRGBA_F16_SkColorType, kSRGB_OutputColorSpace, "F16" },
76 { kRGBA_F16_SkColorType, kNarrow_OutputColorSpace, "F16 Narrow" },
77 { kRGBA_F16_SkColorType, kMonitor_OutputColorSpace, "F16 Device" },
78 };
79
80 // Should be 3x + 1
81 #define kMaxFatBitsScale 28
82
83 extern SampleView* CreateSamplePictFileView(const char filename[]);
84
85 class PictFileFactory : public SkViewFactory {
86 SkString fFilename;
87 public:
PictFileFactory(const SkString & filename)88 PictFileFactory(const SkString& filename) : fFilename(filename) {}
operator ()() const89 SkView* operator() () const override {
90 return CreateSamplePictFileView(fFilename.c_str());
91 }
92 };
93
94 extern SampleView* CreateSamplePathFinderView(const char filename[]);
95
96 class PathFinderFactory : public SkViewFactory {
97 SkString fFilename;
98 public:
PathFinderFactory(const SkString & filename)99 PathFinderFactory(const SkString& filename) : fFilename(filename) {}
operator ()() const100 SkView* operator() () const override {
101 return CreateSamplePathFinderView(fFilename.c_str());
102 }
103 };
104
105 extern SampleView* CreateSampleSVGFileView(const SkString& filename);
106
107 class SVGFileFactory : public SkViewFactory {
108 SkString fFilename;
109 public:
SVGFileFactory(const SkString & filename)110 SVGFileFactory(const SkString& filename) : fFilename(filename) {}
operator ()() const111 SkView* operator() () const override {
112 return CreateSampleSVGFileView(fFilename);
113 }
114 };
115
116 #ifdef SAMPLE_PDF_FILE_VIEWER
117 extern SampleView* CreateSamplePdfFileViewer(const char filename[]);
118
119 class PdfFileViewerFactory : public SkViewFactory {
120 SkString fFilename;
121 public:
PdfFileViewerFactory(const SkString & filename)122 PdfFileViewerFactory(const SkString& filename) : fFilename(filename) {}
operator ()() const123 SkView* operator() () const override {
124 return CreateSamplePdfFileViewer(fFilename.c_str());
125 }
126 };
127 #endif // SAMPLE_PDF_FILE_VIEWER
128
129 #if SK_ANGLE
130 //#define DEFAULT_TO_ANGLE 1
131 #else
132 #define DEFAULT_TO_GPU 0 // if 1 default rendering is on GPU
133 #endif
134
135 #define ANIMATING_EVENTTYPE "nextSample"
136 #define ANIMATING_DELAY 250
137
138 #ifdef SK_DEBUG
139 #define FPS_REPEAT_MULTIPLIER 1
140 #else
141 #define FPS_REPEAT_MULTIPLIER 10
142 #endif
143 #define FPS_REPEAT_COUNT (10 * FPS_REPEAT_MULTIPLIER)
144
145 static SampleWindow* gSampleWindow;
146
147 static bool gShowGMBounds;
148
post_event_to_sink(SkEvent * evt,SkEventSink * sink)149 static void post_event_to_sink(SkEvent* evt, SkEventSink* sink) {
150 evt->setTargetID(sink->getSinkID())->post();
151 }
152
153 static SkAnimTimer gAnimTimer;
154
155 ///////////////////////////////////////////////////////////////////////////////
156
skip_until(const char * str,const char * skip)157 static const char* skip_until(const char* str, const char* skip) {
158 if (!str) {
159 return nullptr;
160 }
161 return strstr(str, skip);
162 }
163
skip_past(const char * str,const char * skip)164 static const char* skip_past(const char* str, const char* skip) {
165 const char* found = skip_until(str, skip);
166 if (!found) {
167 return nullptr;
168 }
169 return found + strlen(skip);
170 }
171
172 static const char* gPrefFileName = "sampleapp_prefs.txt";
173
readTitleFromPrefs(SkString * title)174 static bool readTitleFromPrefs(SkString* title) {
175 SkFILEStream stream(gPrefFileName);
176 if (!stream.isValid()) {
177 return false;
178 }
179
180 size_t len = stream.getLength();
181 SkString data(len);
182 stream.read(data.writable_str(), len);
183 const char* s = data.c_str();
184
185 s = skip_past(s, "curr-slide-title");
186 s = skip_past(s, "=");
187 s = skip_past(s, "\"");
188 const char* stop = skip_until(s, "\"");
189 if (stop > s) {
190 title->set(s, stop - s);
191 return true;
192 }
193 return false;
194 }
195
writeTitleToPrefs(const char * title)196 static void writeTitleToPrefs(const char* title) {
197 SkFILEWStream stream(gPrefFileName);
198 SkString data;
199 data.printf("curr-slide-title = \"%s\"\n", title);
200 stream.write(data.c_str(), data.size());
201 }
202
203 ///////////////////////////////////////////////////////////////////////////////
204
205 class SampleWindow::DefaultDeviceManager : public SampleWindow::DeviceManager {
206 public:
207
DefaultDeviceManager()208 DefaultDeviceManager() {
209 #if SK_SUPPORT_GPU
210 fCurContext = nullptr;
211 fCurIntf = nullptr;
212 fMSAASampleCount = 0;
213 fDeepColor = false;
214 fActualColorBits = 0;
215 #endif
216 fBackend = kNone_BackEndType;
217 }
218
~DefaultDeviceManager()219 ~DefaultDeviceManager() override {
220 #if SK_SUPPORT_GPU
221 SkSafeUnref(fCurContext);
222 SkSafeUnref(fCurIntf);
223 #endif
224 }
225
setUpBackend(SampleWindow * win,const BackendOptions & backendOptions)226 void setUpBackend(SampleWindow* win, const BackendOptions& backendOptions) override {
227 SkASSERT(kNone_BackEndType == fBackend);
228
229 fBackend = kNone_BackEndType;
230
231 #if SK_SUPPORT_GPU
232 switch (win->getDeviceType()) {
233 case kRaster_DeviceType: // fallthrough
234 case kGPU_DeviceType:
235 // all these guys use the native backend
236 fBackend = kNativeGL_BackEndType;
237 break;
238 #if SK_ANGLE
239 case kANGLE_DeviceType:
240 // ANGLE is really the only odd man out
241 fBackend = kANGLE_BackEndType;
242 break;
243 #endif // SK_ANGLE
244 default:
245 SkASSERT(false);
246 break;
247 }
248 AttachmentInfo attachmentInfo;
249 bool result = win->attach(fBackend, backendOptions.fMSAASampleCount,
250 backendOptions.fDeepColor, &attachmentInfo);
251 if (!result) {
252 SkDebugf("Failed to initialize GL");
253 return;
254 }
255 fMSAASampleCount = backendOptions.fMSAASampleCount;
256 fDeepColor = backendOptions.fDeepColor;
257 // Assume that we have at least 24-bit output, for backends that don't supply this data
258 fActualColorBits = SkTMax(attachmentInfo.fColorBits, 24);
259
260 SkASSERT(nullptr == fCurIntf);
261 switch (win->getDeviceType()) {
262 case kRaster_DeviceType: // fallthrough
263 case kGPU_DeviceType:
264 // all these guys use the native interface
265 fCurIntf = GrGLCreateNativeInterface();
266 break;
267 #if SK_ANGLE
268 case kANGLE_DeviceType:
269 fCurIntf = sk_gpu_test::CreateANGLEGLInterface();
270 break;
271 #endif // SK_ANGLE
272 default:
273 SkASSERT(false);
274 break;
275 }
276
277 SkASSERT(nullptr == fCurContext);
278 fCurContext = GrContext::Create(kOpenGL_GrBackend, (GrBackendContext) fCurIntf,
279 backendOptions.fGrContextOptions);
280
281 if (nullptr == fCurContext || nullptr == fCurIntf) {
282 // We need some context and interface to see results
283 SkSafeUnref(fCurContext);
284 SkSafeUnref(fCurIntf);
285 fCurContext = nullptr;
286 fCurIntf = nullptr;
287 SkDebugf("Failed to setup 3D");
288
289 win->release();
290 }
291 #endif // SK_SUPPORT_GPU
292 // call windowSizeChanged to create the gpu-backed Surface
293 this->windowSizeChanged(win);
294 }
295
tearDownBackend(SampleWindow * win)296 void tearDownBackend(SampleWindow *win) override {
297 #if SK_SUPPORT_GPU
298 if (fCurContext) {
299 // in case we have outstanding refs to this guy (lua?)
300 fCurContext->abandonContext();
301 fCurContext->unref();
302 fCurContext = nullptr;
303 }
304
305 SkSafeUnref(fCurIntf);
306 fCurIntf = nullptr;
307
308 fGpuSurface = nullptr;
309 #endif
310 win->release();
311 fBackend = kNone_BackEndType;
312 }
313
makeSurface(SampleWindow::DeviceType dType,SampleWindow * win)314 sk_sp<SkSurface> makeSurface(SampleWindow::DeviceType dType, SampleWindow* win) override {
315 #if SK_SUPPORT_GPU
316 if (IsGpuDeviceType(dType) && fCurContext) {
317 SkSurfaceProps props(win->getSurfaceProps());
318 if (kRGBA_F16_SkColorType == win->info().colorType() || fActualColorBits > 24) {
319 // If we're rendering to F16, we need an off-screen surface - the current render
320 // target is most likely the wrong format.
321 //
322 // If we're using a deep (10-bit or higher) surface, we probably need an off-screen
323 // surface. 10-bit, in particular, has strange gamma behavior.
324 return SkSurface::MakeRenderTarget(fCurContext, SkBudgeted::kNo, win->info(),
325 fMSAASampleCount, &props);
326 } else {
327 return fGpuSurface;
328 }
329 }
330 #endif
331 return nullptr;
332 }
333
publishCanvas(SampleWindow::DeviceType dType,SkCanvas * renderingCanvas,SampleWindow * win)334 void publishCanvas(SampleWindow::DeviceType dType,
335 SkCanvas* renderingCanvas, SampleWindow* win) override {
336 #if SK_SUPPORT_GPU
337 if (!IsGpuDeviceType(dType) ||
338 kRGBA_F16_SkColorType == win->info().colorType() ||
339 fActualColorBits > 24) {
340 // We made/have an off-screen surface. Extract the pixels exactly as we rendered them:
341 SkImageInfo info = win->info();
342 size_t rowBytes = info.minRowBytes();
343 size_t size = info.getSafeSize(rowBytes);
344 auto data = SkData::MakeUninitialized(size);
345 SkASSERT(data);
346
347 if (!renderingCanvas->readPixels(info, data->writable_data(), rowBytes, 0, 0)) {
348 SkDEBUGFAIL("Failed to read canvas pixels");
349 return;
350 }
351
352 // Now, re-interpret those pixels as sRGB, so they won't be color converted when we
353 // draw then to FBO0. This ensures that if we rendered in any strange gamut, we'll see
354 // the "correct" output (because we generated the pixel values we wanted in the
355 // offscreen canvas).
356 auto colorSpace = kRGBA_F16_SkColorType == info.colorType()
357 ? SkColorSpace::MakeSRGBLinear()
358 : SkColorSpace::MakeSRGB();
359 auto offscreenImage = SkImage::MakeRasterData(info.makeColorSpace(colorSpace), data,
360 rowBytes);
361
362 SkCanvas* gpuCanvas = fGpuSurface->getCanvas();
363
364 // With ten-bit output, we need to manually apply the gamma of the output device
365 // (unless we're in non-gamma correct mode, in which case our data is already
366 // fake-sRGB, like we're expected to put in the 10-bit buffer):
367 bool doGamma = (fActualColorBits == 30) && win->info().colorSpace();
368
369 SkPaint gammaPaint;
370 gammaPaint.setBlendMode(SkBlendMode::kSrc);
371 if (doGamma) {
372 gammaPaint.setColorFilter(sk_tool_utils::MakeLinearToSRGBColorFilter());
373 }
374
375 gpuCanvas->drawImage(offscreenImage, 0, 0, &gammaPaint);
376 }
377
378 fGpuSurface->prepareForExternalIO();
379 #endif
380
381 win->present();
382 }
383
windowSizeChanged(SampleWindow * win)384 void windowSizeChanged(SampleWindow* win) override {
385 #if SK_SUPPORT_GPU
386 if (fCurContext) {
387 AttachmentInfo attachmentInfo;
388 win->attach(fBackend, fMSAASampleCount, fDeepColor, &attachmentInfo);
389 fActualColorBits = SkTMax(attachmentInfo.fColorBits, 24);
390 fGpuSurface = win->makeGpuBackedSurface(attachmentInfo, fCurIntf, fCurContext);
391 }
392 #endif
393 }
394
getGrContext()395 GrContext* getGrContext() override {
396 #if SK_SUPPORT_GPU
397 return fCurContext;
398 #else
399 return nullptr;
400 #endif
401 }
402
numColorSamples() const403 int numColorSamples() const override {
404 #if SK_SUPPORT_GPU
405 return fMSAASampleCount;
406 #else
407 return 0;
408 #endif
409 }
410
getColorBits()411 int getColorBits() override {
412 #if SK_SUPPORT_GPU
413 return fActualColorBits;
414 #else
415 return 24;
416 #endif
417 }
418
419 private:
420
421 #if SK_SUPPORT_GPU
422 GrContext* fCurContext;
423 const GrGLInterface* fCurIntf;
424 sk_sp<SkSurface> fGpuSurface;
425 int fMSAASampleCount;
426 bool fDeepColor;
427 int fActualColorBits;
428 #endif
429
430 SkOSWindow::SkBackEndTypes fBackend;
431
432 typedef SampleWindow::DeviceManager INHERITED;
433 };
434
435 ///////////////
436 static const char view_inval_msg[] = "view-inval-msg";
437
postInvalDelay()438 void SampleWindow::postInvalDelay() {
439 (new SkEvent(view_inval_msg, this->getSinkID()))->postDelay(1);
440 }
441
isInvalEvent(const SkEvent & evt)442 static bool isInvalEvent(const SkEvent& evt) {
443 return evt.isType(view_inval_msg);
444 }
445 //////////////////
446
447 #include "GMSampleView.h"
448
449 class AutoUnrefArray {
450 public:
AutoUnrefArray()451 AutoUnrefArray() {}
~AutoUnrefArray()452 ~AutoUnrefArray() {
453 int count = fObjs.count();
454 for (int i = 0; i < count; ++i) {
455 fObjs[i]->unref();
456 }
457 }
push_back()458 SkRefCnt*& push_back() { return *fObjs.append(); }
459
460 private:
461 SkTDArray<SkRefCnt*> fObjs;
462 };
463
464 // registers GMs as Samples
465 // This can't be performed during static initialization because it could be
466 // run before GMRegistry has been fully built.
SkGMRegistyToSampleRegistry()467 static void SkGMRegistyToSampleRegistry() {
468 static bool gOnce;
469 static AutoUnrefArray fRegisters;
470
471 if (!gOnce) {
472 const skiagm::GMRegistry* gmreg = skiagm::GMRegistry::Head();
473 while (gmreg) {
474 fRegisters.push_back() = new SkViewRegister(gmreg->factory());
475 gmreg = gmreg->next();
476 }
477 gOnce = true;
478 }
479 }
480
481 //////////////////////////////////////////////////////////////////////////////
482
483 enum FlipAxisEnum {
484 kFlipAxis_X = (1 << 0),
485 kFlipAxis_Y = (1 << 1)
486 };
487
488 #include "SkDrawFilter.h"
489
490 struct HintingState {
491 SkPaint::Hinting hinting;
492 const char* name;
493 const char* label;
494 };
495 static HintingState gHintingStates[] = {
496 {SkPaint::kNo_Hinting, "Mixed", nullptr },
497 {SkPaint::kNo_Hinting, "None", "H0 " },
498 {SkPaint::kSlight_Hinting, "Slight", "Hs " },
499 {SkPaint::kNormal_Hinting, "Normal", "Hn " },
500 {SkPaint::kFull_Hinting, "Full", "Hf " },
501 };
502
503 struct PixelGeometryState {
504 SkPixelGeometry pixelGeometry;
505 const char* name;
506 const char* label;
507 };
508 static PixelGeometryState gPixelGeometryStates[] = {
509 {SkPixelGeometry::kUnknown_SkPixelGeometry, "Mixed", nullptr },
510 {SkPixelGeometry::kUnknown_SkPixelGeometry, "Flat", "{Flat} " },
511 {SkPixelGeometry::kRGB_H_SkPixelGeometry, "RGB H", "{RGB H} " },
512 {SkPixelGeometry::kBGR_H_SkPixelGeometry, "BGR H", "{BGR H} " },
513 {SkPixelGeometry::kRGB_V_SkPixelGeometry, "RGB_V", "{RGB V} " },
514 {SkPixelGeometry::kBGR_V_SkPixelGeometry, "BGR_V", "{BGR V} " },
515 };
516
517 struct FilterQualityState {
518 SkFilterQuality fQuality;
519 const char* fName;
520 const char* fLabel;
521 };
522 static FilterQualityState gFilterQualityStates[] = {
523 { kNone_SkFilterQuality, "Mixed", nullptr },
524 { kNone_SkFilterQuality, "None", "F0 " },
525 { kLow_SkFilterQuality, "Low", "F1 " },
526 { kMedium_SkFilterQuality, "Medium", "F2 " },
527 { kHigh_SkFilterQuality, "High", "F3 " },
528 };
529
530 class FlagsFilterCanvas : public SkPaintFilterCanvas {
531 public:
FlagsFilterCanvas(SkCanvas * canvas,SkOSMenu::TriState lcd,SkOSMenu::TriState aa,SkOSMenu::TriState subpixel,int hinting,int filterQuality)532 FlagsFilterCanvas(SkCanvas* canvas, SkOSMenu::TriState lcd, SkOSMenu::TriState aa,
533 SkOSMenu::TriState subpixel, int hinting, int filterQuality)
534 : INHERITED(canvas)
535 , fLCDState(lcd)
536 , fAAState(aa)
537 , fSubpixelState(subpixel)
538 , fHintingState(hinting)
539 , fFilterQualityIndex(filterQuality) {
540 SkASSERT((unsigned)filterQuality < SK_ARRAY_COUNT(gFilterQualityStates));
541 }
542
543 protected:
onFilter(SkTCopyOnFirstWrite<SkPaint> * paint,Type t) const544 bool onFilter(SkTCopyOnFirstWrite<SkPaint>* paint, Type t) const override {
545 if (!*paint) {
546 return true;
547 }
548
549 if (kText_Type == t && SkOSMenu::kMixedState != fLCDState) {
550 paint->writable()->setLCDRenderText(SkOSMenu::kOnState == fLCDState);
551 }
552 if (SkOSMenu::kMixedState != fAAState) {
553 paint->writable()->setAntiAlias(SkOSMenu::kOnState == fAAState);
554 }
555 if (0 != fFilterQualityIndex) {
556 paint->writable()->setFilterQuality(gFilterQualityStates[fFilterQualityIndex].fQuality);
557 }
558 if (SkOSMenu::kMixedState != fSubpixelState) {
559 paint->writable()->setSubpixelText(SkOSMenu::kOnState == fSubpixelState);
560 }
561 if (0 != fHintingState && fHintingState < (int)SK_ARRAY_COUNT(gHintingStates)) {
562 paint->writable()->setHinting(gHintingStates[fHintingState].hinting);
563 }
564 return true;
565 }
566
567 private:
568 SkOSMenu::TriState fLCDState;
569 SkOSMenu::TriState fAAState;
570 SkOSMenu::TriState fSubpixelState;
571 int fHintingState;
572 int fFilterQualityIndex;
573
574 typedef SkPaintFilterCanvas INHERITED;
575 };
576
577 ///////////////////////////////////////////////////////////////////////////////
578
579 class SampleTFSerializer : public SkTypefaceSerializer {
580 public:
serialize(SkTypeface * tf)581 sk_sp<SkData> serialize(SkTypeface* tf) override {
582 tf->ref();
583 return SkData::MakeWithCopy(&tf, sizeof(tf));
584 }
585 };
586
587 class SampleTFDeserializer : public SkTypefaceDeserializer {
588 public:
deserialize(const void * data,size_t size)589 sk_sp<SkTypeface> deserialize(const void* data, size_t size) override {
590 SkASSERT(sizeof(SkTypeface*) == size);
591 SkTypeface* tf;
592 memcpy(&tf, data, size);
593 return sk_sp<SkTypeface>(tf); // this was ref'd in SampleTFSerializer
594 }
595 };
596
597 ///////////////////////////////////////////////////////////////////////////////
598
599 enum TilingMode {
600 kNo_Tiling,
601 kAbs_128x128_Tiling,
602 kAbs_256x256_Tiling,
603 kRel_4x4_Tiling,
604 kRel_1x16_Tiling,
605 kRel_16x1_Tiling,
606
607 kLast_TilingMode_Enum
608 };
609
610 struct TilingInfo {
611 const char* label;
612 SkScalar w, h;
613 };
614
615 static const struct TilingInfo gTilingInfo[] = {
616 { "No tiling", SK_Scalar1 , SK_Scalar1 }, // kNo_Tiling
617 { "128x128" , SkIntToScalar(128), SkIntToScalar(128) }, // kAbs_128x128_Tiling
618 { "256x256" , SkIntToScalar(256), SkIntToScalar(256) }, // kAbs_256x256_Tiling
619 { "1/4x1/4" , SK_Scalar1 / 4 , SK_Scalar1 / 4 }, // kRel_4x4_Tiling
620 { "1/1x1/16" , SK_Scalar1 , SK_Scalar1 / 16 }, // kRel_1x16_Tiling
621 { "1/16x1/1" , SK_Scalar1 / 16 , SK_Scalar1 }, // kRel_16x1_Tiling
622 };
623 static_assert((SK_ARRAY_COUNT(gTilingInfo) == kLast_TilingMode_Enum),
624 "Incomplete_tiling_labels");
625
tileSize() const626 SkSize SampleWindow::tileSize() const {
627 SkASSERT((TilingMode)fTilingMode < kLast_TilingMode_Enum);
628 const struct TilingInfo* info = gTilingInfo + fTilingMode;
629 return SkSize::Make(info->w > SK_Scalar1 ? info->w : this->width() * info->w,
630 info->h > SK_Scalar1 ? info->h : this->height() * info->h);
631 }
632 //////////////////////////////////////////////////////////////////////////////
633
curr_view(SkWindow * wind)634 static SkView* curr_view(SkWindow* wind) {
635 SkView::F2BIter iter(wind);
636 return iter.next();
637 }
638
curr_title(SkWindow * wind,SkString * title)639 static bool curr_title(SkWindow* wind, SkString* title) {
640 SkView* view = curr_view(wind);
641 if (view) {
642 SkEvent evt(gTitleEvtName);
643 if (view->doQuery(&evt)) {
644 title->set(evt.findString(gTitleEvtName));
645 return true;
646 }
647 }
648 return false;
649 }
650
sendAnimatePulse()651 bool SampleWindow::sendAnimatePulse() {
652 SkView* view = curr_view(this);
653 if (SampleView::IsSampleView(view)) {
654 return ((SampleView*)view)->animate(gAnimTimer);
655 }
656 return false;
657 }
658
setZoomCenter(float x,float y)659 void SampleWindow::setZoomCenter(float x, float y) {
660 fZoomCenterX = x;
661 fZoomCenterY = y;
662 }
663
zoomIn()664 bool SampleWindow::zoomIn() {
665 // Arbitrarily decided
666 if (fFatBitsScale == kMaxFatBitsScale) return false;
667 fFatBitsScale++;
668 this->inval(nullptr);
669 return true;
670 }
671
zoomOut()672 bool SampleWindow::zoomOut() {
673 if (fFatBitsScale == 1) return false;
674 fFatBitsScale--;
675 this->inval(nullptr);
676 return true;
677 }
678
updatePointer(int x,int y)679 void SampleWindow::updatePointer(int x, int y) {
680 fMouseX = x;
681 fMouseY = y;
682 if (fShowZoomer) {
683 this->inval(nullptr);
684 }
685 }
686
cycle_devicetype(SampleWindow::DeviceType ct)687 static inline SampleWindow::DeviceType cycle_devicetype(SampleWindow::DeviceType ct) {
688 static const SampleWindow::DeviceType gCT[] = {
689 SampleWindow::kRaster_DeviceType
690 #if SK_SUPPORT_GPU
691 , SampleWindow::kGPU_DeviceType
692 #if SK_ANGLE
693 , SampleWindow::kANGLE_DeviceType
694 #endif // SK_ANGLE
695 #endif // SK_SUPPORT_GPU
696 };
697 static_assert(SK_ARRAY_COUNT(gCT) == SampleWindow::kDeviceTypeCnt, "array_size_mismatch");
698 return gCT[ct];
699 }
700
getSampleTitle(const SkViewFactory * sampleFactory)701 static SkString getSampleTitle(const SkViewFactory* sampleFactory) {
702 SkView* view = (*sampleFactory)();
703 SkString title;
704 SampleCode::RequestTitle(view, &title);
705 view->unref();
706 return title;
707 }
708
compareSampleTitle(const SkViewFactory * first,const SkViewFactory * second)709 static bool compareSampleTitle(const SkViewFactory* first, const SkViewFactory* second) {
710 return strcmp(getSampleTitle(first).c_str(), getSampleTitle(second).c_str()) < 0;
711 }
712
find_by_title(const SkViewFactory * const * factories,int count,const char title[])713 static int find_by_title(const SkViewFactory* const* factories, int count, const char title[]) {
714 for (int i = 0; i < count; i++) {
715 if (getSampleTitle(factories[i]).equals(title)) {
716 return i;
717 }
718 }
719 return -1;
720 }
721
restrict_samples(SkTDArray<const SkViewFactory * > & factories,const SkString titles[],int count)722 static void restrict_samples(SkTDArray<const SkViewFactory*>& factories, const SkString titles[],
723 int count) {
724 int newCount = 0;
725 for (int i = 0; i < count; ++i) {
726 int index = find_by_title(factories.begin(), factories.count(), titles[i].c_str());
727 if (index >= 0) {
728 SkTSwap(factories.begin()[newCount], factories.begin()[index]);
729 newCount += 1;
730 }
731 }
732 if (newCount) {
733 factories.setCount(newCount);
734 }
735 }
736
737 DEFINE_string(slide, "", "Start on this sample.");
738 DEFINE_string(pictureDir, "", "Read pictures from here.");
739 DEFINE_string(picture, "", "Path to single picture.");
740 DEFINE_string(pathfinder, "", "SKP file with a single path to isolate.");
741 DEFINE_string(svg, "", "Path to single SVG file.");
742 DEFINE_string(svgDir, "", "Read SVGs from here.");
743 DEFINE_string(sequence, "", "Path to file containing the desired samples/gms to show.");
744 DEFINE_bool(sort, false, "Sort samples by title.");
745 DEFINE_bool(list, false, "List samples?");
746 DEFINE_bool(startgpu, false, "Start up with gpu?");
747 DEFINE_bool(redraw, false, "Force continuous redrawing, for profiling or debugging tools.");
748 #ifdef SAMPLE_PDF_FILE_VIEWER
749 DEFINE_string(pdfPath, "", "Path to direcotry of pdf files.");
750 #endif
751 #if SK_SUPPORT_GPU
752 DEFINE_pathrenderer_flag;
753 DEFINE_int32(msaa, 0, "Request multisampling with this count.");
754 DEFINE_bool(deepColor, false, "Request deep color (10-bit/channel or more) display buffer.");
755 #endif
756
757 #include "SkTaskGroup.h"
758
SampleWindow(void * hwnd,int argc,char ** argv,DeviceManager * devManager)759 SampleWindow::SampleWindow(void* hwnd, int argc, char** argv, DeviceManager* devManager)
760 : INHERITED(hwnd)
761 , fDevManager(nullptr) {
762
763 SkCommandLineFlags::Parse(argc, argv);
764
765 fCurrIndex = -1;
766
767 if (!FLAGS_pictureDir.isEmpty()) {
768 SkOSFile::Iter iter(FLAGS_pictureDir[0], "skp");
769 SkString filename;
770 while (iter.next(&filename)) {
771 *fSamples.append() = new PictFileFactory(
772 SkOSPath::Join(FLAGS_pictureDir[0], filename.c_str()));
773 }
774 }
775 if (!FLAGS_picture.isEmpty()) {
776 SkString path(FLAGS_picture[0]);
777 fCurrIndex = fSamples.count();
778 *fSamples.append() = new PictFileFactory(path);
779 }
780 if (!FLAGS_pathfinder.isEmpty()) {
781 SkString path(FLAGS_pathfinder[0]);
782 fCurrIndex = fSamples.count();
783 *fSamples.append() = new PathFinderFactory(path);
784 }
785 if (!FLAGS_svg.isEmpty()) {
786 SkString path(FLAGS_svg[0]);
787 fCurrIndex = fSamples.count();
788 *fSamples.append() = new SVGFileFactory(path);
789 }
790 if (!FLAGS_svgDir.isEmpty()) {
791 SkOSFile::Iter iter(FLAGS_svgDir[0], "svg");
792 SkString filename;
793 while (iter.next(&filename)) {
794 *fSamples.append() = new SVGFileFactory(
795 SkOSPath::Join(FLAGS_svgDir[0], filename.c_str()));
796 }
797 }
798 #ifdef SAMPLE_PDF_FILE_VIEWER
799 if (!FLAGS_pdfPath.isEmpty()) {
800 SkOSFile::Iter iter(FLAGS_pdfPath[0], "pdf");
801 SkString filename;
802 while (iter.next(&filename)) {
803 *fSamples.append() = new PdfFileViewerFactory(
804 SkOSPath::Join(FLAGS_pictureDir[0], filename.c_str()));
805 }
806 }
807 #endif
808 SkGMRegistyToSampleRegistry();
809 {
810 const SkViewRegister* reg = SkViewRegister::Head();
811 while (reg) {
812 *fSamples.append() = reg->factory();
813 reg = reg->next();
814 }
815 }
816
817 if (!FLAGS_sequence.isEmpty()) {
818 // The sequence file just contains a list (separated by CRs) of the samples or GM:gms
819 // you want to restrict to. Only these will appear when you cycle through.
820 // If none are found, or the file is empty, then it will be ignored, and all samples
821 // will be available.
822 SkFILEStream stream(FLAGS_sequence[0]);
823 if (stream.isValid()) {
824 size_t len = stream.getLength();
825 SkAutoTMalloc<char> storage(len + 1);
826 char* buffer = storage.get();
827 stream.read(buffer, len);
828 buffer[len] = 0;
829
830 SkTArray<SkString> titles;
831 SkStrSplit(buffer, "\n\r", &titles);
832 restrict_samples(fSamples, titles.begin(), titles.count());
833 }
834 }
835
836 if (FLAGS_sort) {
837 // Sort samples, so foo.skp and foo.pdf are consecutive and we can quickly spot where
838 // skp -> pdf -> png fails.
839 SkTQSort(fSamples.begin(), fSamples.end() ? fSamples.end() - 1 : nullptr, compareSampleTitle);
840 }
841
842 if (!FLAGS_slide.isEmpty()) {
843 fCurrIndex = findByTitle(FLAGS_slide[0]);
844 if (fCurrIndex < 0) {
845 fprintf(stderr, "Unknown sample \"%s\"\n", FLAGS_slide[0]);
846 listTitles();
847 }
848 }
849
850 #if SK_SUPPORT_GPU
851 fBackendOptions.fGrContextOptions.fGpuPathRenderers = CollectGpuPathRenderersFromFlags();
852 fBackendOptions.fMSAASampleCount = FLAGS_msaa;
853 fBackendOptions.fDeepColor = FLAGS_deepColor;
854 #endif
855 fColorConfigIndex = 0;
856
857 if (FLAGS_list) {
858 listTitles();
859 }
860
861 if (fCurrIndex < 0) {
862 SkString title;
863 if (readTitleFromPrefs(&title)) {
864 fCurrIndex = findByTitle(title.c_str());
865 }
866 }
867
868 if (fCurrIndex < 0) {
869 fCurrIndex = 0;
870 }
871
872 static SkTaskGroup::Enabler enabled(-1);
873 gSampleWindow = this;
874
875 fDeviceType = kRaster_DeviceType;
876 #if SK_SUPPORT_GPU
877 if (FLAGS_startgpu) {
878 fDeviceType = kGPU_DeviceType;
879 }
880 #endif
881
882 #if DEFAULT_TO_GPU
883 fDeviceType = kGPU_DeviceType;
884 #endif
885 #if SK_ANGLE && DEFAULT_TO_ANGLE
886 fDeviceType = kANGLE_DeviceType;
887 #endif
888
889 fUseClip = false;
890 fUsePicture = false;
891 fAnimating = false;
892 fRotate = false;
893 fPerspAnim = false;
894 fRequestGrabImage = false;
895 fTilingMode = kNo_Tiling;
896 fMeasureFPS = false;
897 fUseDeferredCanvas = false;
898 fLCDState = SkOSMenu::kMixedState;
899 fAAState = SkOSMenu::kMixedState;
900 fSubpixelState = SkOSMenu::kMixedState;
901 fHintingState = 0;
902 fPixelGeometryIndex = 0;
903 fFilterQualityIndex = 0;
904 fFlipAxis = 0;
905
906 fMouseX = fMouseY = 0;
907 fFatBitsScale = 8;
908 fTypeface = SkTypeface::MakeFromName("Courier", SkFontStyle(SkFontStyle::kBold_Weight,
909 SkFontStyle::kNormal_Width,
910 SkFontStyle::kUpright_Slant));
911 fShowZoomer = false;
912
913 fZoomLevel = 0;
914 fZoomScale = SK_Scalar1;
915 fOffset = { 0, 0 };
916
917 fMagnify = false;
918
919 fSaveToPdf = false;
920 fSaveToSKP = false;
921
922 if (true) {
923 fPipeSerializer.setTypefaceSerializer(new SampleTFSerializer);
924 fPipeDeserializer.setTypefaceDeserializer(new SampleTFDeserializer);
925 }
926
927 int sinkID = this->getSinkID();
928 fAppMenu = new SkOSMenu;
929 fAppMenu->setTitle("Global Settings");
930 int itemID;
931
932 itemID = fAppMenu->appendList("ColorType", "ColorType", sinkID, 0,
933 gConfig[0].fName,
934 gConfig[1].fName,
935 gConfig[2].fName,
936 gConfig[3].fName,
937 gConfig[4].fName,
938 nullptr);
939 fAppMenu->assignKeyEquivalentToItem(itemID, 'C');
940
941 itemID = fAppMenu->appendList("Device Type", "Device Type", sinkID, 0,
942 "Raster",
943 "OpenGL",
944 #if SK_ANGLE
945 "ANGLE",
946 #endif
947 nullptr);
948 fAppMenu->assignKeyEquivalentToItem(itemID, 'd');
949 itemID = fAppMenu->appendTriState("AA", "AA", sinkID, fAAState);
950 fAppMenu->assignKeyEquivalentToItem(itemID, 'b');
951 itemID = fAppMenu->appendTriState("LCD", "LCD", sinkID, fLCDState);
952 fAppMenu->assignKeyEquivalentToItem(itemID, 'l');
953 itemID = fAppMenu->appendList("FilterQuality", "FilterQuality", sinkID, fFilterQualityIndex,
954 gFilterQualityStates[0].fName,
955 gFilterQualityStates[1].fName,
956 gFilterQualityStates[2].fName,
957 gFilterQualityStates[3].fName,
958 gFilterQualityStates[4].fName,
959 nullptr);
960 fAppMenu->assignKeyEquivalentToItem(itemID, 'n');
961 itemID = fAppMenu->appendTriState("Subpixel", "Subpixel", sinkID, fSubpixelState);
962 fAppMenu->assignKeyEquivalentToItem(itemID, 's');
963 itemID = fAppMenu->appendList("Hinting", "Hinting", sinkID, fHintingState,
964 gHintingStates[0].name,
965 gHintingStates[1].name,
966 gHintingStates[2].name,
967 gHintingStates[3].name,
968 gHintingStates[4].name,
969 nullptr);
970 fAppMenu->assignKeyEquivalentToItem(itemID, 'h');
971
972 itemID = fAppMenu->appendList("Pixel Geometry", "Pixel Geometry", sinkID, fPixelGeometryIndex,
973 gPixelGeometryStates[0].name,
974 gPixelGeometryStates[1].name,
975 gPixelGeometryStates[2].name,
976 gPixelGeometryStates[3].name,
977 gPixelGeometryStates[4].name,
978 gPixelGeometryStates[5].name,
979 nullptr);
980 fAppMenu->assignKeyEquivalentToItem(itemID, 'P');
981
982 itemID =fAppMenu->appendList("Tiling", "Tiling", sinkID, fTilingMode,
983 gTilingInfo[kNo_Tiling].label,
984 gTilingInfo[kAbs_128x128_Tiling].label,
985 gTilingInfo[kAbs_256x256_Tiling].label,
986 gTilingInfo[kRel_4x4_Tiling].label,
987 gTilingInfo[kRel_1x16_Tiling].label,
988 gTilingInfo[kRel_16x1_Tiling].label,
989 nullptr);
990 fAppMenu->assignKeyEquivalentToItem(itemID, 't');
991
992 itemID = fAppMenu->appendSwitch("Slide Show", "Slide Show" , sinkID, false);
993 fAppMenu->assignKeyEquivalentToItem(itemID, 'a');
994 itemID = fAppMenu->appendSwitch("Clip", "Clip" , sinkID, fUseClip);
995 fAppMenu->assignKeyEquivalentToItem(itemID, 'c');
996 itemID = fAppMenu->appendSwitch("Flip X", "Flip X" , sinkID, false);
997 fAppMenu->assignKeyEquivalentToItem(itemID, 'x');
998 itemID = fAppMenu->appendSwitch("Flip Y", "Flip Y" , sinkID, false);
999 fAppMenu->assignKeyEquivalentToItem(itemID, 'y');
1000 itemID = fAppMenu->appendSwitch("Zoomer", "Zoomer" , sinkID, fShowZoomer);
1001 fAppMenu->assignKeyEquivalentToItem(itemID, 'z');
1002 itemID = fAppMenu->appendSwitch("Magnify", "Magnify" , sinkID, fMagnify);
1003 fAppMenu->assignKeyEquivalentToItem(itemID, 'm');
1004
1005 itemID = fAppMenu->appendAction("Save to PDF", sinkID);
1006 fAppMenu->assignKeyEquivalentToItem(itemID, 'e');
1007
1008 this->addMenu(fAppMenu);
1009 fSlideMenu = new SkOSMenu;
1010 this->addMenu(fSlideMenu);
1011
1012 this->setVisibleP(true);
1013 this->setClipToBounds(false);
1014
1015 this->loadView((*fSamples[fCurrIndex])());
1016
1017 if (nullptr == devManager) {
1018 fDevManager = new DefaultDeviceManager();
1019 } else {
1020 devManager->ref();
1021 fDevManager = devManager;
1022 }
1023 fDevManager->setUpBackend(this, fBackendOptions);
1024
1025 // If another constructor set our dimensions, ensure that our
1026 // onSizeChange gets called.
1027 if (this->height() && this->width()) {
1028 this->onSizeChange();
1029 }
1030
1031 // can't call this synchronously, since it may require a subclass to
1032 // to implement, or the caller may need us to have returned from the
1033 // constructor first. Hence we post an event to ourselves.
1034 // this->updateTitle();
1035 post_event_to_sink(new SkEvent(gUpdateWindowTitleEvtName), this);
1036
1037 gAnimTimer.run();
1038 }
1039
~SampleWindow()1040 SampleWindow::~SampleWindow() {
1041 SkSafeUnref(fDevManager);
1042 }
1043
1044
findByTitle(const char title[])1045 int SampleWindow::findByTitle(const char title[]) {
1046 int i, count = fSamples.count();
1047 for (i = 0; i < count; i++) {
1048 if (getSampleTitle(i).equals(title)) {
1049 return i;
1050 }
1051 }
1052 return -1;
1053 }
1054
listTitles()1055 void SampleWindow::listTitles() {
1056 int count = fSamples.count();
1057 SkDebugf("All Slides:\n");
1058 for (int i = 0; i < count; i++) {
1059 SkDebugf(" %s\n", getSampleTitle(i).c_str());
1060 }
1061 }
1062
capture_bitmap(SkCanvas * canvas)1063 static SkBitmap capture_bitmap(SkCanvas* canvas) {
1064 SkBitmap bm;
1065 if (bm.tryAllocPixels(canvas->imageInfo())) {
1066 canvas->readPixels(&bm, 0, 0);
1067 }
1068 return bm;
1069 }
1070
drawText(SkCanvas * canvas,SkString str,SkScalar left,SkScalar top,SkPaint & paint)1071 static void drawText(SkCanvas* canvas, SkString str, SkScalar left, SkScalar top, SkPaint& paint) {
1072 SkColor desiredColor = paint.getColor();
1073 paint.setColor(SK_ColorWHITE);
1074 const char* c_str = str.c_str();
1075 size_t size = str.size();
1076 SkRect bounds;
1077 paint.measureText(c_str, size, &bounds);
1078 bounds.offset(left, top);
1079 SkScalar inset = SkIntToScalar(-2);
1080 bounds.inset(inset, inset);
1081 canvas->drawRect(bounds, paint);
1082 paint.setColor(desiredColor);
1083 canvas->drawText(c_str, size, left, top, paint);
1084 }
1085
1086 #define XCLIP_N 8
1087 #define YCLIP_N 8
1088
1089 #include "SkDeferredCanvas.h"
1090 #include "SkDumpCanvas.h"
1091
draw(SkCanvas * canvas)1092 void SampleWindow::draw(SkCanvas* canvas) {
1093 gAnimTimer.updateTime();
1094
1095 if (fGesture.isActive()) {
1096 this->updateMatrix();
1097 }
1098
1099 if (fMeasureFPS) {
1100 fMeasureFPS_Time = 0;
1101 }
1102
1103 SkSize tile = this->tileSize();
1104
1105 if (kNo_Tiling == fTilingMode) {
1106 SkDebugfDumper dumper;
1107 SkDumpCanvas dump(&dumper);
1108 SkDeferredCanvas deferred(canvas, SkDeferredCanvas::kEager);
1109 SkCanvas* c = fUseDeferredCanvas ? &deferred : canvas;
1110 this->INHERITED::draw(c); // no looping or surfaces needed
1111 } else {
1112 const SkScalar w = SkScalarCeilToScalar(tile.width());
1113 const SkScalar h = SkScalarCeilToScalar(tile.height());
1114 SkImageInfo info = SkImageInfo::MakeN32Premul(SkScalarTruncToInt(w), SkScalarTruncToInt(h));
1115 auto surface(canvas->makeSurface(info));
1116 SkCanvas* tileCanvas = surface->getCanvas();
1117
1118 for (SkScalar y = 0; y < height(); y += h) {
1119 for (SkScalar x = 0; x < width(); x += w) {
1120 SkAutoCanvasRestore acr(tileCanvas, true);
1121 tileCanvas->translate(-x, -y);
1122 tileCanvas->clear(0);
1123 this->INHERITED::draw(tileCanvas);
1124 surface->draw(canvas, x, y, nullptr);
1125 }
1126 }
1127
1128 // for drawing the borders between tiles
1129 SkPaint paint;
1130 paint.setColor(0x60FF00FF);
1131 paint.setStyle(SkPaint::kStroke_Style);
1132
1133 for (SkScalar y = 0; y < height(); y += tile.height()) {
1134 for (SkScalar x = 0; x < width(); x += tile.width()) {
1135 canvas->drawRect(SkRect::MakeXYWH(x, y, tile.width(), tile.height()), paint);
1136 }
1137 }
1138 }
1139
1140 if (fShowZoomer && !fSaveToPdf) {
1141 showZoomer(canvas);
1142 }
1143 if (fMagnify && !fSaveToPdf) {
1144 magnify(canvas);
1145 }
1146
1147 if (fMeasureFPS && fMeasureFPS_Time) {
1148 this->updateTitle();
1149 this->postInvalDelay();
1150 }
1151
1152 if (this->sendAnimatePulse() || FLAGS_redraw) {
1153 this->inval(nullptr);
1154 }
1155
1156 // do this last
1157 fDevManager->publishCanvas(fDeviceType, canvas, this);
1158 }
1159
1160 static float clipW = 200;
1161 static float clipH = 200;
magnify(SkCanvas * canvas)1162 void SampleWindow::magnify(SkCanvas* canvas) {
1163 SkRect r;
1164 int count = canvas->save();
1165
1166 SkMatrix m = canvas->getTotalMatrix();
1167 if (!m.invert(&m)) {
1168 return;
1169 }
1170 SkPoint offset, center;
1171 SkScalar mouseX = fMouseX * SK_Scalar1;
1172 SkScalar mouseY = fMouseY * SK_Scalar1;
1173 m.mapXY(mouseX - clipW/2, mouseY - clipH/2, &offset);
1174 m.mapXY(mouseX, mouseY, ¢er);
1175
1176 r.set(0, 0, clipW * m.getScaleX(), clipH * m.getScaleX());
1177 r.offset(offset.fX, offset.fY);
1178
1179 SkPaint paint;
1180 paint.setColor(0xFF66AAEE);
1181 paint.setStyle(SkPaint::kStroke_Style);
1182 paint.setStrokeWidth(10.f * m.getScaleX());
1183 //lense offset
1184 //canvas->translate(0, -250);
1185 canvas->drawRect(r, paint);
1186 canvas->clipRect(r);
1187
1188 m = canvas->getTotalMatrix();
1189 m.setTranslate(-center.fX, -center.fY);
1190 m.postScale(0.5f * fFatBitsScale, 0.5f * fFatBitsScale);
1191 m.postTranslate(center.fX, center.fY);
1192 canvas->concat(m);
1193
1194 this->INHERITED::draw(canvas);
1195
1196 canvas->restoreToCount(count);
1197 }
1198
set_color_ref(SkPaint & paint,SkColor c)1199 static SkPaint& set_color_ref(SkPaint& paint, SkColor c) {
1200 paint.setColor(c);
1201 return paint;
1202 }
1203
show_lcd_box(SkCanvas * canvas,SkScalar x,SkScalar y,SkColor c,SkScalar sx,SkScalar sy)1204 static void show_lcd_box(SkCanvas* canvas, SkScalar x, SkScalar y, SkColor c,
1205 SkScalar sx, SkScalar sy) {
1206 const SkScalar w = (1 - 1/sx) / 3;
1207 SkPaint paint;
1208 SkRect r = SkRect::MakeXYWH(x, y, w, 1 - 1/sy);
1209 canvas->drawRect(r, set_color_ref(paint, SkColorSetRGB(SkColorGetR(c), 0, 0)));
1210 r.offset(w, 0);
1211 canvas->drawRect(r, set_color_ref(paint, SkColorSetRGB(0, SkColorGetG(c), 0)));
1212 r.offset(w, 0);
1213 canvas->drawRect(r, set_color_ref(paint, SkColorSetRGB(0, 0, SkColorGetB(c))));
1214 }
1215
show_lcd_circle(SkCanvas * canvas,SkScalar x,SkScalar y,SkColor c,SkScalar,SkScalar)1216 static void show_lcd_circle(SkCanvas* canvas, SkScalar x, SkScalar y, SkColor c,
1217 SkScalar, SkScalar) {
1218 const SkRect r = SkRect::MakeXYWH(x, y, 1, 1);
1219 const SkScalar cx = x + 0.5f;
1220 const SkScalar cy = y + 0.5f;
1221
1222 SkPaint paint;
1223 paint.setAntiAlias(true);
1224
1225 SkPath path;
1226 path.addArc(r, 0, 120); path.lineTo(cx, cy);
1227 canvas->drawPath(path, set_color_ref(paint, SkColorSetRGB(SkColorGetR(c), 0, 0)));
1228
1229 path.reset(); path.addArc(r, 120, 120); path.lineTo(cx, cy);
1230 canvas->drawPath(path, set_color_ref(paint, SkColorSetRGB(0, SkColorGetG(c), 0)));
1231
1232 path.reset(); path.addArc(r, 240, 120); path.lineTo(cx, cy);
1233 canvas->drawPath(path, set_color_ref(paint, SkColorSetRGB(0, 0, SkColorGetB(c))));
1234 }
1235
1236 typedef void (*ShowLCDProc)(SkCanvas*, SkScalar, SkScalar, SkColor, SkScalar, SkScalar);
1237
1238 /*
1239 * Like drawBitmapRect but we manually draw each pixels in RGB
1240 */
show_lcd_grid(SkCanvas * canvas,const SkBitmap & bitmap,const SkIRect & origSrc,const SkRect & dst,ShowLCDProc proc)1241 static void show_lcd_grid(SkCanvas* canvas, const SkBitmap& bitmap,
1242 const SkIRect& origSrc, const SkRect& dst, ShowLCDProc proc) {
1243 SkIRect src;
1244 if (!src.intersect(origSrc, bitmap.bounds())) {
1245 return;
1246 }
1247 const SkScalar sx = dst.width() / src.width();
1248 const SkScalar sy = dst.height() / src.height();
1249
1250 SkAutoCanvasRestore acr(canvas, true);
1251 canvas->translate(dst.left(), dst.top());
1252 canvas->scale(sx, sy);
1253
1254 for (int y = 0; y < src.height(); ++y) {
1255 for (int x = 0; x < src.width(); ++x) {
1256 proc(canvas, SkIntToScalar(x), SkIntToScalar(y),
1257 bitmap.getColor(src.left() + x, src.top() + y), sx, sy);
1258 }
1259 }
1260 }
1261
showZoomer(SkCanvas * canvas)1262 void SampleWindow::showZoomer(SkCanvas* canvas) {
1263 int count = canvas->save();
1264 canvas->resetMatrix();
1265 // Ensure the mouse position is on screen.
1266 int width = SkScalarRoundToInt(this->width());
1267 int height = SkScalarRoundToInt(this->height());
1268 if (fMouseX >= width) fMouseX = width - 1;
1269 else if (fMouseX < 0) fMouseX = 0;
1270 if (fMouseY >= height) fMouseY = height - 1;
1271 else if (fMouseY < 0) fMouseY = 0;
1272
1273 SkBitmap bitmap = capture_bitmap(canvas);
1274 bitmap.lockPixels();
1275
1276 // Find the size of the zoomed in view, forced to be odd, so the examined pixel is in the middle.
1277 int zoomedWidth = (width >> 1) | 1;
1278 int zoomedHeight = (height >> 1) | 1;
1279 SkIRect src;
1280 src.set(0, 0, zoomedWidth / fFatBitsScale, zoomedHeight / fFatBitsScale);
1281 src.offset(fMouseX - (src.width()>>1), fMouseY - (src.height()>>1));
1282 SkRect dest;
1283 dest.set(0, 0, SkIntToScalar(zoomedWidth), SkIntToScalar(zoomedHeight));
1284 dest.offset(SkIntToScalar(width - zoomedWidth), SkIntToScalar(height - zoomedHeight));
1285 SkPaint paint;
1286 // Clear the background behind our zoomed in view
1287 paint.setColor(SK_ColorWHITE);
1288 canvas->drawRect(dest, paint);
1289 switch (fFatBitsScale) {
1290 case kMaxFatBitsScale:
1291 show_lcd_grid(canvas, bitmap, src, dest, show_lcd_box);
1292 break;
1293 case kMaxFatBitsScale - 1:
1294 show_lcd_grid(canvas, bitmap, src, dest, show_lcd_circle);
1295 break;
1296 default:
1297 canvas->drawBitmapRect(bitmap, src, dest, nullptr);
1298 break;
1299 }
1300
1301 paint.setColor(SK_ColorBLACK);
1302 paint.setStyle(SkPaint::kStroke_Style);
1303 // Draw a border around the pixel in the middle
1304 SkRect originalPixel;
1305 originalPixel.set(SkIntToScalar(fMouseX), SkIntToScalar(fMouseY), SkIntToScalar(fMouseX + 1), SkIntToScalar(fMouseY + 1));
1306 SkMatrix matrix;
1307 SkRect scalarSrc;
1308 scalarSrc.set(src);
1309 SkColor color = bitmap.getColor(fMouseX, fMouseY);
1310 if (matrix.setRectToRect(scalarSrc, dest, SkMatrix::kFill_ScaleToFit)) {
1311 SkRect pixel;
1312 matrix.mapRect(&pixel, originalPixel);
1313 // TODO Perhaps measure the values and make the outline white if it's "dark"
1314 if (color == SK_ColorBLACK) {
1315 paint.setColor(SK_ColorWHITE);
1316 }
1317 canvas->drawRect(pixel, paint);
1318 }
1319 paint.setColor(SK_ColorBLACK);
1320 // Draw a border around the destination rectangle
1321 canvas->drawRect(dest, paint);
1322 paint.setStyle(SkPaint::kStrokeAndFill_Style);
1323 // Identify the pixel and its color on screen
1324 paint.setTypeface(fTypeface);
1325 paint.setAntiAlias(true);
1326 paint.setTextSize(18);
1327 SkScalar lineHeight = paint.getFontMetrics(nullptr);
1328 SkString string;
1329 string.appendf("(%i, %i)", fMouseX, fMouseY);
1330 SkScalar left = dest.fLeft + SkIntToScalar(3);
1331 SkScalar i = SK_Scalar1;
1332 drawText(canvas, string, left, lineHeight * i + dest.fTop, paint);
1333 // Alpha
1334 i += SK_Scalar1;
1335 string.reset();
1336 string.appendf("A: %X", SkColorGetA(color));
1337 drawText(canvas, string, left, lineHeight * i + dest.fTop, paint);
1338 // Red
1339 i += SK_Scalar1;
1340 string.reset();
1341 string.appendf("R: %X", SkColorGetR(color));
1342 paint.setColor(SK_ColorRED);
1343 drawText(canvas, string, left, lineHeight * i + dest.fTop, paint);
1344 // Green
1345 i += SK_Scalar1;
1346 string.reset();
1347 string.appendf("G: %X", SkColorGetG(color));
1348 paint.setColor(0xFF008800);
1349 drawText(canvas, string, left, lineHeight * i + dest.fTop, paint);
1350 // Blue
1351 i += SK_Scalar1;
1352 string.reset();
1353 string.appendf("B: %X", SkColorGetB(color));
1354 paint.setColor(SK_ColorBLUE);
1355 drawText(canvas, string, left, lineHeight * i + dest.fTop, paint);
1356 canvas->restoreToCount(count);
1357 }
1358
onDraw(SkCanvas * canvas)1359 void SampleWindow::onDraw(SkCanvas* canvas) {
1360 }
1361
1362 #include "SkColorPriv.h"
1363
saveToPdf()1364 void SampleWindow::saveToPdf()
1365 {
1366 fSaveToPdf = true;
1367 this->inval(nullptr);
1368 }
1369
beforeChildren(SkCanvas * canvas)1370 SkCanvas* SampleWindow::beforeChildren(SkCanvas* canvas) {
1371 if (fSaveToPdf) {
1372 SkString name;
1373 if (!this->getRawTitle(&name)) {
1374 name.set("unknown_sample");
1375 }
1376 name.append(".pdf");
1377 #ifdef SK_BUILD_FOR_ANDROID
1378 name.prepend("/sdcard/");
1379 #endif
1380 fPDFDocument = SkDocument::MakePDF(name.c_str());
1381 canvas = fPDFDocument->beginPage(this->width(), this->height());
1382 } else if (fSaveToSKP) {
1383 canvas = fRecorder.beginRecording(9999, 9999, nullptr, 0);
1384 } else if (fUsePicture) {
1385 if (PICTURE_MEANS_PIPE) {
1386 fPipeStream.reset(new SkDynamicMemoryWStream);
1387 canvas = fPipeSerializer.beginWrite(SkRect::MakeWH(this->width(), this->height()),
1388 fPipeStream.get());
1389 } else {
1390 canvas = fRecorder.beginRecording(9999, 9999, nullptr, 0);
1391 }
1392 } else {
1393 canvas = this->INHERITED::beforeChildren(canvas);
1394 }
1395
1396 if (fUseClip) {
1397 canvas->drawColor(0xFFFF88FF);
1398 canvas->clipPath(fClipPath, kIntersect_SkClipOp, true);
1399 }
1400
1401 // Install a flags filter proxy canvas if needed
1402 if (fLCDState != SkOSMenu::kMixedState ||
1403 fAAState != SkOSMenu::kMixedState ||
1404 fSubpixelState != SkOSMenu::kMixedState ||
1405 fHintingState > 0 ||
1406 fFilterQualityIndex > 0) {
1407 canvas = new FlagsFilterCanvas(canvas, fLCDState, fAAState, fSubpixelState, fHintingState,
1408 fFilterQualityIndex);
1409 fFlagsFilterCanvas.reset(canvas);
1410 }
1411
1412 return canvas;
1413 }
1414 #include "SkMultiPictureDraw.h"
afterChildren(SkCanvas * orig)1415 void SampleWindow::afterChildren(SkCanvas* orig) {
1416 fFlagsFilterCanvas.reset(nullptr);
1417
1418 if (fSaveToPdf) {
1419 fSaveToPdf = false;
1420 fPDFDocument->endPage();
1421 fPDFDocument.reset(nullptr);
1422 // We took over the draw calls in order to create the PDF, so we need
1423 // to redraw.
1424 this->inval(nullptr);
1425 return;
1426 }
1427
1428 if (fRequestGrabImage) {
1429 fRequestGrabImage = false;
1430
1431 SkBitmap bmp = capture_bitmap(orig);
1432 if (!bmp.isNull()) {
1433 static int gSampleGrabCounter;
1434 SkString name;
1435 name.printf("sample_grab_%d.png", gSampleGrabCounter++);
1436 sk_tool_utils::EncodeImageToFile(name.c_str(), bmp,
1437 SkEncodedImageFormat::kPNG, 100);
1438 }
1439 this->inval(nullptr);
1440 return;
1441 }
1442
1443 if (fSaveToSKP) {
1444 sk_sp<SkPicture> picture(fRecorder.finishRecordingAsPicture());
1445 SkFILEWStream stream("sample_app.skp");
1446 picture->serialize(&stream);
1447 fSaveToSKP = false;
1448 this->inval(nullptr);
1449 return;
1450 }
1451
1452 if (fUsePicture) {
1453 if (PICTURE_MEANS_PIPE) {
1454 fPipeSerializer.endWrite();
1455 sk_sp<SkData> data(fPipeStream->detachAsData());
1456 fPipeDeserializer.playback(data->data(), data->size(), orig);
1457 fPipeStream.reset();
1458 } else {
1459 sk_sp<SkPicture> picture(fRecorder.finishRecordingAsPicture());
1460 if (SERIALIZE_PICTURE) {
1461 auto data = picture->serialize();
1462 picture = SkPicture::MakeFromData(data.get(), nullptr);
1463 }
1464 orig->drawPicture(picture.get());
1465 }
1466 }
1467
1468 // Do this after presentGL and other finishing, rather than in afterChild
1469 if (fMeasureFPS) {
1470 orig->flush();
1471 fTimer.end();
1472 fMeasureFPS_Time += fTimer.fWall;
1473 }
1474 }
1475
beforeChild(SkView * child,SkCanvas * canvas)1476 void SampleWindow::beforeChild(SkView* child, SkCanvas* canvas) {
1477 if (fRotate) {
1478 SkScalar cx = this->width() / 2;
1479 SkScalar cy = this->height() / 2;
1480 canvas->rotate(gAnimTimer.scaled(10), cx, cy);
1481 }
1482
1483 if (fPerspAnim) {
1484 SkScalar secs = gAnimTimer.scaled(1);
1485
1486 static const SkScalar gAnimPeriod = 10 * SK_Scalar1;
1487 static const SkScalar gAnimMag = SK_Scalar1 / 1000;
1488 SkScalar t = SkScalarMod(secs, gAnimPeriod);
1489 if (SkScalarFloorToInt(secs / gAnimPeriod) & 0x1) {
1490 t = gAnimPeriod - t;
1491 }
1492 t = 2 * t - gAnimPeriod;
1493 t *= gAnimMag / gAnimPeriod;
1494 SkMatrix m;
1495 m.reset();
1496 #if 1
1497 m.setPerspY(t);
1498 #else
1499 m.setPerspY(SK_Scalar1 / 1000);
1500 m.setSkewX(8.0f / 25);
1501 m.dump();
1502 #endif
1503 canvas->concat(m);
1504 }
1505
1506 if (fMeasureFPS) {
1507 (void)SampleView::SetRepeatDraw(child, FPS_REPEAT_COUNT);
1508 fTimer.start();
1509 } else {
1510 (void)SampleView::SetRepeatDraw(child, 1);
1511 }
1512 if (fPerspAnim || fRotate) {
1513 this->inval(nullptr);
1514 }
1515 }
1516
changeOffset(SkVector delta)1517 void SampleWindow::changeOffset(SkVector delta) {
1518 fOffset += delta;
1519 this->updateMatrix();
1520 }
1521
changeZoomLevel(float delta)1522 void SampleWindow::changeZoomLevel(float delta) {
1523 fZoomLevel += delta;
1524 if (fZoomLevel > 0) {
1525 fZoomLevel = SkMinScalar(fZoomLevel, MAX_ZOOM_LEVEL);
1526 fZoomScale = fZoomLevel + SK_Scalar1;
1527 } else if (fZoomLevel < 0) {
1528 fZoomLevel = SkMaxScalar(fZoomLevel, MIN_ZOOM_LEVEL);
1529 fZoomScale = SK_Scalar1 / (SK_Scalar1 - fZoomLevel);
1530 } else {
1531 fZoomScale = SK_Scalar1;
1532 }
1533 this->updateMatrix();
1534 }
1535
updateMatrix()1536 void SampleWindow::updateMatrix(){
1537 SkMatrix m;
1538 m.reset();
1539
1540 if (fZoomLevel) {
1541 SkPoint center;
1542 //m = this->getLocalMatrix();//.invert(&m);
1543 m.mapXY(fZoomCenterX, fZoomCenterY, ¢er);
1544 SkScalar cx = center.fX;
1545 SkScalar cy = center.fY;
1546
1547 m.setTranslate(-cx, -cy);
1548 m.postScale(fZoomScale, fZoomScale);
1549 m.postTranslate(cx, cy);
1550 }
1551
1552 m.postTranslate(fOffset.fX, fOffset.fY);
1553
1554 if (fFlipAxis) {
1555 m.preTranslate(fZoomCenterX, fZoomCenterY);
1556 if (fFlipAxis & kFlipAxis_X) {
1557 m.preScale(-SK_Scalar1, SK_Scalar1);
1558 }
1559 if (fFlipAxis & kFlipAxis_Y) {
1560 m.preScale(SK_Scalar1, -SK_Scalar1);
1561 }
1562 m.preTranslate(-fZoomCenterX, -fZoomCenterY);
1563 //canvas->concat(m);
1564 }
1565 // Apply any gesture matrix
1566 m.preConcat(fGesture.localM());
1567 m.preConcat(fGesture.globalM());
1568
1569 this->setLocalMatrix(m);
1570
1571 this->updateTitle();
1572 this->inval(nullptr);
1573 }
previousSample()1574 bool SampleWindow::previousSample() {
1575 fCurrIndex = (fCurrIndex - 1 + fSamples.count()) % fSamples.count();
1576 this->loadView((*fSamples[fCurrIndex])());
1577 return true;
1578 }
1579
1580 #include "SkResourceCache.h"
1581 #include "SkGlyphCache.h"
nextSample()1582 bool SampleWindow::nextSample() {
1583 fCurrIndex = (fCurrIndex + 1) % fSamples.count();
1584 this->loadView((*fSamples[fCurrIndex])());
1585
1586 if (false) {
1587 SkResourceCache::TestDumpMemoryStatistics();
1588 SkGlyphCache::Dump();
1589 SkDebugf("\n");
1590 }
1591
1592 return true;
1593 }
1594
goToSample(int i)1595 bool SampleWindow::goToSample(int i) {
1596 fCurrIndex = (i) % fSamples.count();
1597 this->loadView((*fSamples[fCurrIndex])());
1598 return true;
1599 }
1600
getSampleTitle(int i)1601 SkString SampleWindow::getSampleTitle(int i) {
1602 return ::getSampleTitle(fSamples[i]);
1603 }
1604
sampleCount()1605 int SampleWindow::sampleCount() {
1606 return fSamples.count();
1607 }
1608
showOverview()1609 void SampleWindow::showOverview() {
1610 this->loadView(create_overview(fSamples.count(), fSamples.begin()));
1611 }
1612
postAnimatingEvent()1613 void SampleWindow::postAnimatingEvent() {
1614 if (fAnimating) {
1615 (new SkEvent(ANIMATING_EVENTTYPE, this->getSinkID()))->postDelay(ANIMATING_DELAY);
1616 }
1617 }
1618
getMonitorColorSpace()1619 static sk_sp<SkColorSpace> getMonitorColorSpace() {
1620 #if defined(SK_BUILD_FOR_MAC)
1621 CGColorSpaceRef cs = CGDisplayCopyColorSpace(CGMainDisplayID());
1622 CFDataRef dataRef = CGColorSpaceCopyICCProfile(cs);
1623 const uint8_t* data = CFDataGetBytePtr(dataRef);
1624 size_t size = CFDataGetLength(dataRef);
1625
1626 sk_sp<SkColorSpace> colorSpace = SkColorSpace::MakeICC(data, size);
1627
1628 CFRelease(cs);
1629 CFRelease(dataRef);
1630 return colorSpace;
1631 #elif defined(SK_BUILD_FOR_WIN)
1632 DISPLAY_DEVICE dd = { sizeof(DISPLAY_DEVICE) };
1633
1634 // Chrome's code for this currently just gets the primary monitor's profile. This code iterates
1635 // over all attached monitors, so it's "better" in that sense. Making intelligent use of this
1636 // information (via things like MonitorFromWindow or MonitorFromRect to pick the correct
1637 // profile for a particular window or region of a window), is an exercise left to the reader.
1638 for (int i = 0; EnumDisplayDevices(NULL, i, &dd, 0); ++i) {
1639 if (dd.StateFlags & DISPLAY_DEVICE_ATTACHED_TO_DESKTOP) {
1640 // There are other helpful things in dd at this point:
1641 // dd.DeviceString has a longer name for the adapter
1642 // dd.StateFlags indicates primary display, mirroring, etc...
1643 HDC dc = CreateDC(NULL, dd.DeviceName, NULL, NULL);
1644 if (dc) {
1645 char icmPath[MAX_PATH + 1];
1646 DWORD pathLength = MAX_PATH;
1647 BOOL success = GetICMProfileA(dc, &pathLength, icmPath);
1648 DeleteDC(dc);
1649 if (success) {
1650 sk_sp<SkData> iccData = SkData::MakeFromFileName(icmPath);
1651 return SkColorSpace::MakeICC(iccData->data(), iccData->size());
1652 }
1653 }
1654 }
1655 }
1656
1657 return nullptr;
1658 #else
1659 return nullptr;
1660 #endif
1661 }
1662
onEvent(const SkEvent & evt)1663 bool SampleWindow::onEvent(const SkEvent& evt) {
1664 if (evt.isType(gUpdateWindowTitleEvtName)) {
1665 this->updateTitle();
1666 return true;
1667 }
1668 if (evt.isType(ANIMATING_EVENTTYPE)) {
1669 if (fAnimating) {
1670 this->nextSample();
1671 this->postAnimatingEvent();
1672 }
1673 return true;
1674 }
1675 if (evt.isType("set-curr-index")) {
1676 this->goToSample(evt.getFast32());
1677 return true;
1678 }
1679 if (isInvalEvent(evt)) {
1680 this->inval(nullptr);
1681 return true;
1682 }
1683 int selected = -1;
1684 if (SkOSMenu::FindListIndex(evt, "Device Type", &selected)) {
1685 this->setDeviceType((DeviceType)selected);
1686 return true;
1687 }
1688 if (SkOSMenu::FindListIndex(evt, "ColorType", &selected)) {
1689 fColorConfigIndex = selected;
1690 sk_sp<SkColorSpace> colorSpace = nullptr;
1691 switch (gConfig[selected].fColorSpace) {
1692 case kSRGB_OutputColorSpace:
1693 colorSpace = SkColorSpace::MakeSRGB();
1694 break;
1695 case kNarrow_OutputColorSpace:
1696 {
1697 // NarrowGamut RGB (an artifically smaller than sRGB gamut)
1698 SkColorSpacePrimaries primaries ={
1699 0.54f, 0.33f, // Rx, Ry
1700 0.33f, 0.50f, // Gx, Gy
1701 0.25f, 0.20f, // Bx, By
1702 0.3127f, 0.3290f, // Wx, Wy
1703 };
1704 SkMatrix44 narrowGamutRGBMatrix(SkMatrix44::kUninitialized_Constructor);
1705 primaries.toXYZD50(&narrowGamutRGBMatrix);
1706 colorSpace = SkColorSpace::MakeRGB(SkColorSpace::kSRGB_RenderTargetGamma,
1707 narrowGamutRGBMatrix);
1708 }
1709 break;
1710 case kMonitor_OutputColorSpace:
1711 colorSpace = getMonitorColorSpace();
1712 if (!colorSpace) {
1713 // Fallback for platforms / machines where we can't get a monitor profile
1714 colorSpace = SkColorSpace::MakeSRGB();
1715 }
1716 break;
1717 case kLegacy_OutputColorSpace:
1718 default:
1719 // Do nothing
1720 break;
1721 }
1722 if (kRGBA_F16_SkColorType == gConfig[selected].fColorType) {
1723 SkASSERT(colorSpace);
1724 SkASSERT(SkColorSpace_Base::Type::kXYZ == as_CSB(colorSpace)->type());
1725 SkColorSpace_XYZ* csXYZ = static_cast<SkColorSpace_XYZ*>(colorSpace.get());
1726 colorSpace = csXYZ->makeLinearGamma();
1727 }
1728 this->setDeviceColorType(gConfig[selected].fColorType, colorSpace);
1729 return true;
1730 }
1731 if (SkOSMenu::FindSwitchState(evt, "Slide Show", nullptr)) {
1732 this->toggleSlideshow();
1733 return true;
1734 }
1735 if (SkOSMenu::FindTriState(evt, "AA", &fAAState) ||
1736 SkOSMenu::FindTriState(evt, "LCD", &fLCDState) ||
1737 SkOSMenu::FindListIndex(evt, "FilterQuality", &fFilterQualityIndex) ||
1738 SkOSMenu::FindTriState(evt, "Subpixel", &fSubpixelState) ||
1739 SkOSMenu::FindListIndex(evt, "Hinting", &fHintingState) ||
1740 SkOSMenu::FindSwitchState(evt, "Clip", &fUseClip) ||
1741 SkOSMenu::FindSwitchState(evt, "Zoomer", &fShowZoomer) ||
1742 SkOSMenu::FindSwitchState(evt, "Magnify", &fMagnify))
1743 {
1744 this->inval(nullptr);
1745 this->updateTitle();
1746 return true;
1747 }
1748 if (SkOSMenu::FindListIndex(evt, "Pixel Geometry", &fPixelGeometryIndex)) {
1749 this->setPixelGeometry(fPixelGeometryIndex);
1750 return true;
1751 }
1752 if (SkOSMenu::FindListIndex(evt, "Tiling", &fTilingMode)) {
1753 if (SampleView::IsSampleView(curr_view(this))) {
1754 ((SampleView*)curr_view(this))->onTileSizeChanged(this->tileSize());
1755 }
1756 this->inval(nullptr);
1757 this->updateTitle();
1758 return true;
1759 }
1760 if (SkOSMenu::FindSwitchState(evt, "Flip X", nullptr)) {
1761 fFlipAxis ^= kFlipAxis_X;
1762 this->updateMatrix();
1763 return true;
1764 }
1765 if (SkOSMenu::FindSwitchState(evt, "Flip Y", nullptr)) {
1766 fFlipAxis ^= kFlipAxis_Y;
1767 this->updateMatrix();
1768 return true;
1769 }
1770 if (SkOSMenu::FindAction(evt,"Save to PDF")) {
1771 this->saveToPdf();
1772 return true;
1773 }
1774 return this->INHERITED::onEvent(evt);
1775 }
1776
onQuery(SkEvent * query)1777 bool SampleWindow::onQuery(SkEvent* query) {
1778 if (query->isType("get-slide-count")) {
1779 query->setFast32(fSamples.count());
1780 return true;
1781 }
1782 if (query->isType("get-slide-title")) {
1783 SkView* view = (*fSamples[query->getFast32()])();
1784 SkEvent evt(gTitleEvtName);
1785 if (view->doQuery(&evt)) {
1786 query->setString("title", evt.findString(gTitleEvtName));
1787 }
1788 SkSafeUnref(view);
1789 return true;
1790 }
1791 if (query->isType("use-fast-text")) {
1792 SkEvent evt(gFastTextEvtName);
1793 return curr_view(this)->doQuery(&evt);
1794 }
1795 if (query->isType("ignore-window-bitmap")) {
1796 query->setFast32(this->getGrContext() != nullptr);
1797 return true;
1798 }
1799 return this->INHERITED::onQuery(query);
1800 }
1801
1802 DECLARE_bool(portableFonts);
1803
onHandleChar(SkUnichar uni)1804 bool SampleWindow::onHandleChar(SkUnichar uni) {
1805 {
1806 SkView* view = curr_view(this);
1807 if (view) {
1808 SkEvent evt(gCharEvtName);
1809 evt.setFast32(uni);
1810 if (view->doQuery(&evt)) {
1811 return true;
1812 }
1813 }
1814 }
1815
1816 int dx = 0xFF;
1817 int dy = 0xFF;
1818
1819 switch (uni) {
1820 case '5': dx = 0; dy = 0; break;
1821 case '8': dx = 0; dy = -1; break;
1822 case '6': dx = 1; dy = 0; break;
1823 case '2': dx = 0; dy = 1; break;
1824 case '4': dx = -1; dy = 0; break;
1825 case '7': dx = -1; dy = -1; break;
1826 case '9': dx = 1; dy = -1; break;
1827 case '3': dx = 1; dy = 1; break;
1828 case '1': dx = -1; dy = 1; break;
1829
1830 default:
1831 break;
1832 }
1833
1834 if (0xFF != dx && 0xFF != dy) {
1835 this->changeOffset({SkIntToScalar(dx / 32.0f), SkIntToScalar(dy / 32.0f)});
1836 return true;
1837 }
1838
1839 switch (uni) {
1840 case 27: // ESC
1841 gAnimTimer.stop();
1842 if (this->sendAnimatePulse()) {
1843 this->inval(nullptr);
1844 }
1845 break;
1846 case ' ':
1847 gAnimTimer.togglePauseResume();
1848 if (this->sendAnimatePulse()) {
1849 this->inval(nullptr);
1850 }
1851 break;
1852 case 'A':
1853 if (gSkUseAnalyticAA.load() && !gSkForceAnalyticAA.load()) {
1854 gSkForceAnalyticAA = true;
1855 } else {
1856 gSkUseAnalyticAA = !gSkUseAnalyticAA.load();
1857 gSkForceAnalyticAA = false;
1858 }
1859 this->inval(nullptr);
1860 this->updateTitle();
1861 break;
1862 case 'B':
1863 post_event_to_sink(new SkEvent("PictFileView::toggleBBox"), curr_view(this));
1864 // Cannot call updateTitle() synchronously, because the toggleBBox event is still in
1865 // the queue.
1866 post_event_to_sink(new SkEvent(gUpdateWindowTitleEvtName), this);
1867 this->inval(nullptr);
1868 break;
1869 case 'D':
1870 toggleDistanceFieldFonts();
1871 break;
1872 case 'E':
1873 fUseDeferredCanvas = !fUseDeferredCanvas;
1874 this->inval(nullptr);
1875 break;
1876 case 'f':
1877 // only
1878 toggleFPS();
1879 break;
1880 case 'F':
1881 FLAGS_portableFonts ^= true;
1882 this->inval(nullptr);
1883 break;
1884 case 'g':
1885 fRequestGrabImage = true;
1886 this->inval(nullptr);
1887 break;
1888 case 'G':
1889 gShowGMBounds = !gShowGMBounds;
1890 post_event_to_sink(GMSampleView::NewShowSizeEvt(gShowGMBounds),
1891 curr_view(this));
1892 this->inval(nullptr);
1893 break;
1894 case 'i':
1895 this->zoomIn();
1896 break;
1897 case 'o':
1898 this->zoomOut();
1899 break;
1900 case 'r':
1901 fRotate = !fRotate;
1902 this->inval(nullptr);
1903 this->updateTitle();
1904 return true;
1905 case 'k':
1906 fPerspAnim = !fPerspAnim;
1907 this->inval(nullptr);
1908 this->updateTitle();
1909 return true;
1910 case 'K':
1911 fSaveToSKP = true;
1912 this->inval(nullptr);
1913 return true;
1914 case 'M':
1915 fUsePicture = !fUsePicture;
1916 this->inval(nullptr);
1917 this->updateTitle();
1918 return true;
1919 #if SK_SUPPORT_GPU
1920 case 'p':
1921 {
1922 GrContext* grContext = this->getGrContext();
1923 if (grContext) {
1924 size_t cacheBytes;
1925 grContext->getResourceCacheUsage(nullptr, &cacheBytes);
1926 grContext->freeGpuResources();
1927 SkDebugf("Purged %d bytes from the GPU resource cache.\n", cacheBytes);
1928 }
1929 }
1930 return true;
1931 #endif
1932 default:
1933 break;
1934 }
1935
1936 if (fAppMenu->handleKeyEquivalent(uni)|| fSlideMenu->handleKeyEquivalent(uni)) {
1937 this->onUpdateMenu(fAppMenu);
1938 this->onUpdateMenu(fSlideMenu);
1939 return true;
1940 }
1941 return this->INHERITED::onHandleChar(uni);
1942 }
1943
setDeviceType(DeviceType type)1944 void SampleWindow::setDeviceType(DeviceType type) {
1945 if (type == fDeviceType)
1946 return;
1947
1948 fDevManager->tearDownBackend(this);
1949 fDeviceType = type;
1950 fDevManager->setUpBackend(this, fBackendOptions);
1951
1952 this->updateTitle();
1953 this->inval(nullptr);
1954 }
1955
setDeviceColorType(SkColorType ct,sk_sp<SkColorSpace> cs)1956 void SampleWindow::setDeviceColorType(SkColorType ct, sk_sp<SkColorSpace> cs) {
1957 this->setColorType(ct, std::move(cs));
1958
1959 fDevManager->tearDownBackend(this);
1960 fDevManager->setUpBackend(this, fBackendOptions);
1961
1962 this->updateTitle();
1963 this->inval(nullptr);
1964 }
1965
toggleSlideshow()1966 void SampleWindow::toggleSlideshow() {
1967 fAnimating = !fAnimating;
1968 this->postAnimatingEvent();
1969 this->updateTitle();
1970 }
1971
toggleRendering()1972 void SampleWindow::toggleRendering() {
1973 this->setDeviceType(cycle_devicetype(fDeviceType));
1974 this->updateTitle();
1975 this->inval(nullptr);
1976 }
1977
toggleFPS()1978 void SampleWindow::toggleFPS() {
1979 fMeasureFPS = !fMeasureFPS;
1980 this->updateTitle();
1981 this->inval(nullptr);
1982 }
1983
toggleDistanceFieldFonts()1984 void SampleWindow::toggleDistanceFieldFonts() {
1985 // reset backend
1986 fDevManager->tearDownBackend(this);
1987 fDevManager->setUpBackend(this, fBackendOptions);
1988
1989 SkSurfaceProps props = this->getSurfaceProps();
1990 uint32_t flags = props.flags() ^ SkSurfaceProps::kUseDeviceIndependentFonts_Flag;
1991 this->setSurfaceProps(SkSurfaceProps(flags, props.pixelGeometry()));
1992
1993 this->updateTitle();
1994 this->inval(nullptr);
1995 }
1996
setPixelGeometry(int pixelGeometryIndex)1997 void SampleWindow::setPixelGeometry(int pixelGeometryIndex) {
1998 // reset backend
1999 fDevManager->tearDownBackend(this);
2000 fDevManager->setUpBackend(this, fBackendOptions);
2001
2002 const SkSurfaceProps& oldProps = this->getSurfaceProps();
2003 SkSurfaceProps newProps(oldProps.flags(), SkSurfaceProps::kLegacyFontHost_InitType);
2004 if (pixelGeometryIndex > 0) {
2005 newProps = SkSurfaceProps(oldProps.flags(),
2006 gPixelGeometryStates[pixelGeometryIndex].pixelGeometry);
2007 }
2008 this->setSurfaceProps(newProps);
2009
2010 this->updateTitle();
2011 this->inval(nullptr);
2012 }
2013
2014 #include "SkDumpCanvas.h"
2015
onHandleKey(SkKey key)2016 bool SampleWindow::onHandleKey(SkKey key) {
2017 {
2018 SkView* view = curr_view(this);
2019 if (view) {
2020 SkEvent evt(gKeyEvtName);
2021 evt.setFast32(key);
2022 if (view->doQuery(&evt)) {
2023 return true;
2024 }
2025 }
2026 }
2027
2028 int dx = 0xFF;
2029 int dy = 0xFF;
2030
2031 switch (key) {
2032 case kRight_SkKey:
2033 if (this->nextSample()) {
2034 return true;
2035 }
2036 break;
2037 case kLeft_SkKey:
2038 if (this->previousSample()) {
2039 return true;
2040 }
2041 return true;
2042 case kUp_SkKey:
2043 this->changeZoomLevel(1.f / 32.f);
2044 return true;
2045 case kDown_SkKey:
2046 this->changeZoomLevel(-1.f / 32.f);
2047 return true;
2048 case kOK_SkKey: {
2049 SkString title;
2050 if (curr_title(this, &title)) {
2051 writeTitleToPrefs(title.c_str());
2052 }
2053 return true;
2054 }
2055 case kBack_SkKey:
2056 this->showOverview();
2057 return true;
2058
2059 case k5_SkKey: dx = 0; dy = 0; break;
2060 case k8_SkKey: dx = 0; dy = -1; break;
2061 case k6_SkKey: dx = 1; dy = 0; break;
2062 case k2_SkKey: dx = 0; dy = 1; break;
2063 case k4_SkKey: dx = -1; dy = 0; break;
2064 case k7_SkKey: dx = -1; dy = -1; break;
2065 case k9_SkKey: dx = 1; dy = -1; break;
2066 case k3_SkKey: dx = 1; dy = 1; break;
2067 case k1_SkKey: dx = -1; dy = 1; break;
2068
2069 default:
2070 break;
2071 }
2072
2073 if (0xFF != dx && 0xFF != dy) {
2074 this->changeOffset({SkIntToScalar(dx / 32.0f), SkIntToScalar(dy / 32.0f)});
2075 return true;
2076 }
2077
2078 return this->INHERITED::onHandleKey(key);
2079 }
2080
2081 ///////////////////////////////////////////////////////////////////////////////
2082
2083 static const char gGestureClickType[] = "GestureClickType";
2084
onDispatchClick(int x,int y,Click::State state,void * owner,unsigned modi)2085 bool SampleWindow::onDispatchClick(int x, int y, Click::State state,
2086 void* owner, unsigned modi) {
2087 if (Click::kMoved_State == state) {
2088 updatePointer(x, y);
2089 }
2090 int w = SkScalarRoundToInt(this->width());
2091 int h = SkScalarRoundToInt(this->height());
2092
2093 // check for the resize-box
2094 if (w - x < 16 && h - y < 16) {
2095 return false; // let the OS handle the click
2096 }
2097 else if (fMagnify) {
2098 //it's only necessary to update the drawing if there's a click
2099 this->inval(nullptr);
2100 return false; //prevent dragging while magnify is enabled
2101 } else {
2102 // capture control+option, and trigger debugger
2103 if ((modi & kControl_SkModifierKey) && (modi & kOption_SkModifierKey)) {
2104 if (Click::kDown_State == state) {
2105 SkEvent evt("debug-hit-test");
2106 evt.setS32("debug-hit-test-x", x);
2107 evt.setS32("debug-hit-test-y", y);
2108 curr_view(this)->doEvent(evt);
2109 }
2110 return true;
2111 } else {
2112 return this->INHERITED::onDispatchClick(x, y, state, owner, modi);
2113 }
2114 }
2115 }
2116
2117 class GestureClick : public SkView::Click {
2118 public:
GestureClick(SkView * target)2119 GestureClick(SkView* target) : SkView::Click(target) {
2120 this->setType(gGestureClickType);
2121 }
2122
IsGesture(Click * click)2123 static bool IsGesture(Click* click) {
2124 return click->isType(gGestureClickType);
2125 }
2126 };
2127
onFindClickHandler(SkScalar x,SkScalar y,unsigned modi)2128 SkView::Click* SampleWindow::onFindClickHandler(SkScalar x, SkScalar y,
2129 unsigned modi) {
2130 return new GestureClick(this);
2131 }
2132
onClick(Click * click)2133 bool SampleWindow::onClick(Click* click) {
2134 if (GestureClick::IsGesture(click)) {
2135 float x = static_cast<float>(click->fICurr.fX);
2136 float y = static_cast<float>(click->fICurr.fY);
2137
2138 switch (click->fState) {
2139 case SkView::Click::kDown_State:
2140 fGesture.touchBegin(click->fOwner, x, y);
2141 break;
2142 case SkView::Click::kMoved_State:
2143 fGesture.touchMoved(click->fOwner, x, y);
2144 this->updateMatrix();
2145 break;
2146 case SkView::Click::kUp_State:
2147 fGesture.touchEnd(click->fOwner);
2148 this->updateMatrix();
2149 break;
2150 }
2151 return true;
2152 }
2153 return false;
2154 }
2155
2156 ///////////////////////////////////////////////////////////////////////////////
2157
loadView(SkView * view)2158 void SampleWindow::loadView(SkView* view) {
2159 SkView::F2BIter iter(this);
2160 SkView* prev = iter.next();
2161 if (prev) {
2162 prev->detachFromParent();
2163 }
2164
2165 view->setVisibleP(true);
2166 view->setClipToBounds(false);
2167 this->attachChildToFront(view)->unref();
2168 view->setSize(this->width(), this->height());
2169
2170 //repopulate the slide menu when a view is loaded
2171 fSlideMenu->reset();
2172
2173 this->onUpdateMenu(fSlideMenu);
2174 this->updateTitle();
2175 }
2176
2177 static const char* gDeviceTypePrefix[] = {
2178 "raster: ",
2179 #if SK_SUPPORT_GPU
2180 "opengl: ",
2181 #if SK_ANGLE
2182 "angle: ",
2183 #endif // SK_ANGLE
2184 #endif // SK_SUPPORT_GPU
2185 };
2186 static_assert(SK_ARRAY_COUNT(gDeviceTypePrefix) == SampleWindow::kDeviceTypeCnt,
2187 "array_size_mismatch");
2188
trystate_str(SkOSMenu::TriState state,const char trueStr[],const char falseStr[])2189 static const char* trystate_str(SkOSMenu::TriState state,
2190 const char trueStr[], const char falseStr[]) {
2191 if (SkOSMenu::kOnState == state) {
2192 return trueStr;
2193 } else if (SkOSMenu::kOffState == state) {
2194 return falseStr;
2195 }
2196 return nullptr;
2197 }
2198
getRawTitle(SkString * title)2199 bool SampleWindow::getRawTitle(SkString* title) {
2200 return curr_title(this, title);
2201 }
2202
updateTitle()2203 void SampleWindow::updateTitle() {
2204 SkString title;
2205 if (!this->getRawTitle(&title)) {
2206 title.set("<unknown>");
2207 }
2208
2209 title.prepend(gDeviceTypePrefix[fDeviceType]);
2210
2211 if (gSkUseAnalyticAA) {
2212 if (gSkForceAnalyticAA) {
2213 title.prepend("<FAAA> ");
2214 } else {
2215 title.prepend("<AAA> ");
2216 }
2217 }
2218 if (fTilingMode != kNo_Tiling) {
2219 title.prependf("<T: %s> ", gTilingInfo[fTilingMode].label);
2220 }
2221 if (fAnimating) {
2222 title.prepend("<A> ");
2223 }
2224 if (fRotate) {
2225 title.prepend("<R> ");
2226 }
2227 if (fPerspAnim) {
2228 title.prepend("<K> ");
2229 }
2230 if (this->getSurfaceProps().flags() & SkSurfaceProps::kUseDeviceIndependentFonts_Flag) {
2231 title.prepend("<DIF> ");
2232 }
2233 if (fUsePicture) {
2234 title.prepend("<P> ");
2235 }
2236 if (fUseDeferredCanvas) {
2237 title.prepend("<E> ");
2238 }
2239
2240 title.prepend(trystate_str(fLCDState, "LCD ", "lcd "));
2241 title.prepend(trystate_str(fAAState, "AA ", "aa "));
2242 title.prepend(gFilterQualityStates[fFilterQualityIndex].fLabel);
2243 title.prepend(trystate_str(fSubpixelState, "S ", "s "));
2244 title.prepend(fFlipAxis & kFlipAxis_X ? "X " : nullptr);
2245 title.prepend(fFlipAxis & kFlipAxis_Y ? "Y " : nullptr);
2246 title.prepend(gHintingStates[fHintingState].label);
2247 title.prepend(gPixelGeometryStates[fPixelGeometryIndex].label);
2248
2249 if (fOffset.fX || fOffset.fY) {
2250 title.prependf("(%.2f, %.2f) ", SkScalarToFloat(fOffset.fX), SkScalarToFloat(fOffset.fY));
2251 }
2252 if (fZoomLevel) {
2253 title.prependf("{%.2f} ", SkScalarToFloat(fZoomLevel));
2254 }
2255
2256 if (fMeasureFPS) {
2257 title.appendf(" %8.4f ms", fMeasureFPS_Time / (float)FPS_REPEAT_COUNT);
2258 }
2259
2260 #if SK_SUPPORT_GPU
2261 if (IsGpuDeviceType(fDeviceType) &&
2262 fDevManager &&
2263 fDevManager->numColorSamples() > 0) {
2264 title.appendf(" [MSAA: %d]",
2265 fDevManager->numColorSamples());
2266 }
2267 #endif
2268
2269 title.appendf(" %s", gConfig[fColorConfigIndex].fName);
2270
2271 if (fDevManager && fDevManager->getColorBits() > 24) {
2272 title.appendf(" %d bpc", fDevManager->getColorBits());
2273 }
2274
2275 this->setTitle(title.c_str());
2276 }
2277
onSizeChange()2278 void SampleWindow::onSizeChange() {
2279 this->INHERITED::onSizeChange();
2280
2281 SkView::F2BIter iter(this);
2282 SkView* view = iter.next();
2283 view->setSize(this->width(), this->height());
2284
2285 // rebuild our clippath
2286 {
2287 const SkScalar W = this->width();
2288 const SkScalar H = this->height();
2289
2290 fClipPath.reset();
2291 #if 0
2292 for (SkScalar y = SK_Scalar1; y < H; y += SkIntToScalar(32)) {
2293 SkRect r;
2294 r.set(SK_Scalar1, y, SkIntToScalar(30), y + SkIntToScalar(30));
2295 for (; r.fLeft < W; r.offset(SkIntToScalar(32), 0))
2296 fClipPath.addRect(r);
2297 }
2298 #else
2299 SkRect r;
2300 r.set(0, 0, W, H);
2301 fClipPath.addRect(r, SkPath::kCCW_Direction);
2302 r.set(W/4, H/4, W*3/4, H*3/4);
2303 fClipPath.addRect(r, SkPath::kCW_Direction);
2304 #endif
2305 }
2306
2307 fZoomCenterX = SkScalarHalf(this->width());
2308 fZoomCenterY = SkScalarHalf(this->height());
2309
2310 #ifdef SK_BUILD_FOR_ANDROID
2311 // FIXME: The first draw after a size change does not work on Android, so
2312 // we post an invalidate.
2313 this->postInvalDelay();
2314 #endif
2315 this->updateTitle(); // to refresh our config
2316 fDevManager->windowSizeChanged(this);
2317
2318 if (fTilingMode != kNo_Tiling && SampleView::IsSampleView(view)) {
2319 ((SampleView*)view)->onTileSizeChanged(this->tileSize());
2320 }
2321 }
2322
2323 ///////////////////////////////////////////////////////////////////////////////
2324
SkTBSort(T array[],int count)2325 template <typename T> void SkTBSort(T array[], int count) {
2326 for (int i = 1; i < count - 1; i++) {
2327 bool didSwap = false;
2328 for (int j = count - 1; j > i; --j) {
2329 if (array[j] < array[j-1]) {
2330 T tmp(array[j-1]);
2331 array[j-1] = array[j];
2332 array[j] = tmp;
2333 didSwap = true;
2334 }
2335 }
2336 if (!didSwap) {
2337 break;
2338 }
2339 }
2340
2341 for (int k = 0; k < count - 1; k++) {
2342 SkASSERT(!(array[k+1] < array[k]));
2343 }
2344 }
2345
2346 #include "SkRandom.h"
2347
rand_rect(SkIRect * rect,SkRandom & rand)2348 static void rand_rect(SkIRect* rect, SkRandom& rand) {
2349 int bits = 8;
2350 int shift = 32 - bits;
2351 rect->set(rand.nextU() >> shift, rand.nextU() >> shift,
2352 rand.nextU() >> shift, rand.nextU() >> shift);
2353 rect->sort();
2354 }
2355
dumpRect(const SkIRect & r)2356 static void dumpRect(const SkIRect& r) {
2357 SkDebugf(" { %d, %d, %d, %d },\n",
2358 r.fLeft, r.fTop,
2359 r.fRight, r.fBottom);
2360 }
2361
test_rects(const SkIRect rect[],int count)2362 static void test_rects(const SkIRect rect[], int count) {
2363 SkRegion rgn0, rgn1;
2364
2365 for (int i = 0; i < count; i++) {
2366 rgn0.op(rect[i], SkRegion::kUnion_Op);
2367 // dumpRect(rect[i]);
2368 }
2369 rgn1.setRects(rect, count);
2370
2371 if (rgn0 != rgn1) {
2372 SkDebugf("\n");
2373 for (int i = 0; i < count; i++) {
2374 dumpRect(rect[i]);
2375 }
2376 SkDebugf("\n");
2377 }
2378 }
2379
test()2380 static void test() {
2381 size_t i;
2382
2383 const SkIRect r0[] = {
2384 { 0, 0, 1, 1 },
2385 { 2, 2, 3, 3 },
2386 };
2387 const SkIRect r1[] = {
2388 { 0, 0, 1, 3 },
2389 { 1, 1, 2, 2 },
2390 { 2, 0, 3, 3 },
2391 };
2392 const SkIRect r2[] = {
2393 { 0, 0, 1, 2 },
2394 { 2, 1, 3, 3 },
2395 { 4, 0, 5, 1 },
2396 { 6, 0, 7, 4 },
2397 };
2398
2399 static const struct {
2400 const SkIRect* fRects;
2401 int fCount;
2402 } gRecs[] = {
2403 { r0, SK_ARRAY_COUNT(r0) },
2404 { r1, SK_ARRAY_COUNT(r1) },
2405 { r2, SK_ARRAY_COUNT(r2) },
2406 };
2407
2408 for (i = 0; i < SK_ARRAY_COUNT(gRecs); i++) {
2409 test_rects(gRecs[i].fRects, gRecs[i].fCount);
2410 }
2411
2412 SkRandom rand;
2413 for (i = 0; i < 10000; i++) {
2414 SkRegion rgn0, rgn1;
2415
2416 const int N = 8;
2417 SkIRect rect[N];
2418 for (int j = 0; j < N; j++) {
2419 rand_rect(&rect[j], rand);
2420 }
2421 test_rects(rect, N);
2422 }
2423 }
2424
2425 // FIXME: this should be in a header
2426 SkOSWindow* create_sk_window(void* hwnd, int argc, char** argv);
create_sk_window(void * hwnd,int argc,char ** argv)2427 SkOSWindow* create_sk_window(void* hwnd, int argc, char** argv) {
2428 if (false) { // avoid bit rot, suppress warning
2429 test();
2430 }
2431 return new SampleWindow(hwnd, argc, argv, nullptr);
2432 }
2433
2434 // FIXME: this should be in a header
2435 void get_preferred_size(int* x, int* y, int* width, int* height);
get_preferred_size(int * x,int * y,int * width,int * height)2436 void get_preferred_size(int* x, int* y, int* width, int* height) {
2437 *x = 10;
2438 *y = 50;
2439 *width = 640;
2440 *height = 480;
2441 }
2442
2443 #ifdef SK_BUILD_FOR_IOS
2444 #include "SkApplication.h"
set_cmd_line_args(int,char * [],const char * resourceDir)2445 IOS_launch_type set_cmd_line_args(int , char *[], const char* resourceDir) {
2446 SetResourcePath(resourceDir);
2447 return kApplication__iOSLaunchType;
2448 }
2449 #endif
2450
application_init()2451 void application_init() {
2452 // setenv("ANDROID_ROOT", "../../../data", 0);
2453 #ifdef SK_BUILD_FOR_MAC
2454 setenv("ANDROID_ROOT", "/android/device/data", 0);
2455 #endif
2456 SkGraphics::Init();
2457 SkEvent::Init();
2458 }
2459
application_term()2460 void application_term() {
2461 SkEvent::Term();
2462 }
2463