11cab2921ab279367f8206cdadc9259d12e603548Derek Sollenberger 21cab2921ab279367f8206cdadc9259d12e603548Derek Sollenberger/* 31cab2921ab279367f8206cdadc9259d12e603548Derek Sollenberger * Copyright 2011 Google Inc. 41cab2921ab279367f8206cdadc9259d12e603548Derek Sollenberger * 51cab2921ab279367f8206cdadc9259d12e603548Derek Sollenberger * Use of this source code is governed by a BSD-style license that can be 61cab2921ab279367f8206cdadc9259d12e603548Derek Sollenberger * found in the LICENSE file. 71cab2921ab279367f8206cdadc9259d12e603548Derek Sollenberger */ 80b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger#include "SampleCode.h" 90b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger#include "SkView.h" 100b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger#include "SkCanvas.h" 110b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger#include "SkCornerPathEffect.h" 120b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger#include "SkCullPoints.h" 130b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger#include "SkGradientShader.h" 140b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger#include "SkPath.h" 150b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger#include "SkRegion.h" 160b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger#include "SkShader.h" 170b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger#include "SkUtils.h" 180b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger 190b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenbergerclass FillTypeView : public SampleView { 200b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger SkPath fPath; 210b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenbergerpublic: 220b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger FillTypeView() { 230b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger const SkScalar radius = SkIntToScalar(45); 240b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger fPath.addCircle(SkIntToScalar(50), SkIntToScalar(50), radius); 250b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger fPath.addCircle(SkIntToScalar(100), SkIntToScalar(100), radius); 260b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger 270b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger this->setBGColor(0xFFDDDDDD); 280b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger } 290b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger 300b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenbergerprotected: 310b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger // overrides from SkEventSink 320b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger virtual bool onQuery(SkEvent* evt) { 330b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger if (SampleCode::TitleQ(*evt)) { 340b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger SampleCode::TitleR(evt, "FillType"); 350b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger return true; 360b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger } 370b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger return this->INHERITED::onQuery(evt); 380b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger } 390b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger 400b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger void showPath(SkCanvas* canvas, int x, int y, SkPath::FillType ft, 410b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger SkScalar scale, const SkPaint& paint) { 420b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger 430b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger const SkRect r = { 0, 0, SkIntToScalar(150), SkIntToScalar(150) }; 440b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger 450b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger canvas->save(); 460b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger canvas->translate(SkIntToScalar(x), SkIntToScalar(y)); 470b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger canvas->clipRect(r); 480b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger canvas->drawColor(SK_ColorWHITE); 490b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger fPath.setFillType(ft); 500b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger canvas->translate(r.centerX(), r.centerY()); 510b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger canvas->scale(scale, scale); 520b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger canvas->translate(-r.centerX(), -r.centerY()); 530b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger canvas->drawPath(fPath, paint); 540b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger canvas->restore(); 550b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger } 560b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger 570b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger void showFour(SkCanvas* canvas, SkScalar scale, const SkPaint& paint) { 580b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger showPath(canvas, 0, 0, SkPath::kWinding_FillType, 590b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger scale, paint); 600b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger showPath(canvas, 200, 0, SkPath::kEvenOdd_FillType, 610b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger scale, paint); 620b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger showPath(canvas, 00, 200, SkPath::kInverseWinding_FillType, 630b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger scale, paint); 640b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger showPath(canvas, 200, 200, SkPath::kInverseEvenOdd_FillType, 650b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger scale, paint); 660b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger } 670b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger 680b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger virtual void onDrawContent(SkCanvas* canvas) { 690b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger canvas->translate(SkIntToScalar(20), SkIntToScalar(20)); 700b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger 710b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger SkPaint paint; 720b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger const SkScalar scale = SkIntToScalar(5)/4; 730b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger 740b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger paint.setAntiAlias(false); 750b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger paint.setColor(0x8000FF00); 760b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger 770b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger showFour(canvas, SK_Scalar1, paint); 780b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger canvas->translate(SkIntToScalar(450), 0); 790b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger showFour(canvas, scale, paint); 800b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger 810b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger paint.setAntiAlias(true); 820b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger 830b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger canvas->translate(SkIntToScalar(-450), SkIntToScalar(450)); 840b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger showFour(canvas, SK_Scalar1, paint); 850b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger canvas->translate(SkIntToScalar(450), 0); 860b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger showFour(canvas, scale, paint); 870b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger } 880b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger 890b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenbergerprivate: 900b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger typedef SampleView INHERITED; 910b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger}; 920b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger 930b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger////////////////////////////////////////////////////////////////////////////// 940b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger 950b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenbergerstatic SkView* MyFactory() { return new FillTypeView; } 960b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenbergerstatic SkViewRegister reg(MyFactory); 970b15698a8c76bb8abc1b555c1d91892669b4118fDerek Sollenberger 98