/* * Copyright 2013 Google Inc. * * Use of this source code is governed by a BSD-style license that can be * found in the LICENSE file. */ #include "samplecode/Sample.h" #include "include/core/SkCanvas.h" #include "include/core/SkPath.h" #include "include/core/SkRRect.h" #include "include/core/SkTime.h" #include "include/utils/SkRandom.h" // Implementation in C++ of Mozilla Canvas2D benchmark Canvas Clock Test // See https://code.google.com/p/skia/issues/detail?id=1626 #define USE_PATH 1 class ClockView : public Sample { SkString name() override { return SkString("Clock"); } void onDrawContent(SkCanvas* canvas) override { SkPaint paintFill; SkPaint paintStroke; SkPath path; canvas->save(); canvas->translate(150, 150); canvas->scale(0.4f, 0.4f); canvas->rotate(-180.f/2.f); paintFill.setAntiAlias(true); paintFill.setColor(SK_ColorBLACK); paintStroke.setAntiAlias(true); paintStroke.setStyle(SkPaint::kStroke_Style); paintStroke.setColor(SK_ColorBLACK); paintStroke.setStrokeWidth(8); paintStroke.setStrokeCap(SkPaint::kRound_Cap); // Hour marks SkRect rect; #ifndef USE_PATH rect = SkRect::MakeLTRB(200-4, -4, 240+4, 4); SkRRect rrect; SkVector radii[4] = {{4,4}, {4,4}, {4,4}, {4,4}}; rrect.setRectRadii(rect, radii); #endif canvas->save(); for (int i=0;i<12;i++){ canvas->rotate(180.f/6.f); #ifdef USE_PATH path.reset(); path.moveTo(200,0); path.lineTo(240,0); canvas->drawPath(path, paintStroke); #else canvas->drawRRect(rrect, paintFill); #endif } canvas->restore(); // Minute marks canvas->save(); #ifdef USE_PATH paintStroke.setStrokeWidth(5); #else rect = SkRect::MakeLTRB(231.5f, -2.5f, 242.5, 2.5f); radii[0] = SkPoint::Make(2.5f,2.5f); radii[1] = SkPoint::Make(2.5f,2.5f); radii[2] = SkPoint::Make(2.5f,2.5f); radii[3] = SkPoint::Make(2.5f,2.5f); rrect.setRectRadii(rect, radii); #endif for (int i=0;i<60;i++){ if (i%5 == 0) { canvas->rotate(180.f/30.f); continue; } #ifdef USE_PATH path.reset(); path.moveTo(234,0); path.lineTo(240,0); canvas->drawPath(path, paintStroke); #else canvas->drawRRect(rrect, paintFill); #endif canvas->rotate(180.f/30.f); } canvas->restore(); SkTime::DateTime time; SkTime::GetDateTime(&time); time.fHour = time.fHour >= 12 ? time.fHour-12 : time.fHour; paintFill.setColor(SK_ColorBLACK); // Write hours canvas->save(); canvas->rotate(time.fHour*(180.f/6.f) + time.fMinute*(180.f/360.f) + time.fSecond*(180.f/21600.f) ); #ifdef USE_PATH paintStroke.setStrokeWidth(14); path.reset(); path.moveTo(-20,0); path.lineTo(80,0); canvas->drawPath(path, paintStroke); #else rect = SkRect::MakeLTRB(-20-7, -7, 80+7, 7); radii[0] = SkPoint::Make(7,7); radii[1] = SkPoint::Make(7,7); radii[2] = SkPoint::Make(7,7); radii[3] = SkPoint::Make(7,7); rrect.setRectRadii(rect, radii); canvas->drawRRect(rrect, paintFill); #endif canvas->restore(); // Write minutes canvas->save(); canvas->rotate(time.fMinute*(180.f/30.f) + time.fSecond*(180.f/1800.f) ); #ifdef USE_PATH paintStroke.setStrokeWidth(10); path.reset(); path.moveTo(-56,0); path.lineTo(224,0); canvas->drawPath(path, paintStroke); #else rect = SkRect::MakeLTRB(-56-5, -5, 224+5, 5); radii[0] = SkPoint::Make(5,5); radii[1] = SkPoint::Make(5,5); radii[2] = SkPoint::Make(5,5); radii[3] = SkPoint::Make(5,5); rrect.setRectRadii(rect, radii); canvas->drawRRect(rrect, paintFill); #endif canvas->restore(); // Write seconds canvas->save(); canvas->rotate(time.fSecond*(180.f/30.f)); paintFill.setColor(0xffd40000); paintStroke.setColor(0xffd40000); paintStroke.setStrokeWidth(6); #ifdef USE_PATH path.reset(); path.moveTo(-60,0); path.lineTo(166,0); canvas->drawPath(path, paintStroke); #else rect = SkRect::MakeLTRB(-60-3, -3, 166+3, 3); radii[0] = SkPoint::Make(3,3); radii[1] = SkPoint::Make(3,3); radii[2] = SkPoint::Make(3,3); radii[3] = SkPoint::Make(3,3); rrect.setRectRadii(rect, radii); canvas->drawRRect(rrect, paintFill); #endif rect = SkRect::MakeLTRB(-20, -20, 20, 20); #ifdef USE_PATH path.reset(); path.arcTo(rect, 0, 0, false); path.addOval(rect, SkPath::kCCW_Direction); path.arcTo(rect, 360, 0, true); canvas->drawPath(path, paintFill); #else canvas->drawOval(rect, paintFill); #endif rect = SkRect::MakeLTRB(-20+190, -20, 20+190, 20); #ifdef USE_PATH path.reset(); path.arcTo(rect, 0, 0, false); path.addOval(rect, SkPath::kCCW_Direction); path.arcTo(rect, 360, 0, true); canvas->drawPath(path, paintStroke); #else canvas->drawOval(rect, paintStroke); #endif paintFill.setColor(0xff505050); #ifdef USE_PATH rect = SkRect::MakeLTRB(-6, -6, 6, 6); path.arcTo(rect, 0, 0, false); path.addOval(rect, SkPath::kCCW_Direction); path.arcTo(rect, 360, 0, true); canvas->drawPath(path, paintFill); #else canvas->drawOval(rect, paintFill); rect = SkRect::MakeLTRB(-6, -6, 6, 6); canvas->drawOval(rect, paintFill); #endif canvas->restore(); paintStroke.setStrokeWidth(18); paintStroke.setColor(0xff325FA2); rect = SkRect::MakeLTRB(-284, -284, 284, 284); #ifdef USE_PATH path.reset(); path.arcTo(rect, 0, 0, false); path.addOval(rect, SkPath::kCCW_Direction); path.arcTo(rect, 360, 0, true); canvas->drawPath(path, paintStroke); #else canvas->drawOval(rect, paintStroke); #endif canvas->restore(); } bool onAnimate(double /*nanos*/) override { return true; } }; DEF_SAMPLE( return new ClockView(); )