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75 lines
1.9 KiB
75 lines
1.9 KiB
/* |
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* Copyright 2011 Google Inc. |
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* |
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* Use of this source code is governed by a BSD-style license that can be |
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* found in the LICENSE file. |
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*/ |
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#include "Sample.h" |
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#include "SkCanvas.h" |
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#include "SkGradientShader.h" |
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#include "SkGraphics.h" |
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#include "SkPath.h" |
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#include "SkRandom.h" |
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#include "SkRegion.h" |
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#include "SkShader.h" |
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#include "SkUTF.h" |
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#include "SkColorPriv.h" |
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#include "SkColorFilter.h" |
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#include "SkTime.h" |
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#include "SkTypeface.h" |
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#include "SkStream.h" |
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class PointsView : public Sample { |
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public: |
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PointsView() {} |
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protected: |
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virtual bool onQuery(Sample::Event* evt) { |
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if (Sample::TitleQ(*evt)) { |
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Sample::TitleR(evt, "Points"); |
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return true; |
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} |
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return this->INHERITED::onQuery(evt); |
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} |
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static void fill_pts(SkPoint pts[], size_t n, SkRandom* rand) { |
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for (size_t i = 0; i < n; i++) |
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pts[i].set(rand->nextUScalar1() * 640, rand->nextUScalar1() * 480); |
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} |
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virtual void onDrawContent(SkCanvas* canvas) { |
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canvas->translate(SK_Scalar1, SK_Scalar1); |
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SkRandom rand; |
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SkPaint p0, p1, p2, p3; |
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const size_t n = 99; |
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p0.setColor(SK_ColorRED); |
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p1.setColor(SK_ColorGREEN); |
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p2.setColor(SK_ColorBLUE); |
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p3.setColor(SK_ColorWHITE); |
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p0.setStrokeWidth(SkIntToScalar(4)); |
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p2.setStrokeCap(SkPaint::kRound_Cap); |
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p2.setStrokeWidth(SkIntToScalar(6)); |
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SkPoint* pts = new SkPoint[n]; |
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fill_pts(pts, n, &rand); |
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canvas->drawPoints(SkCanvas::kPolygon_PointMode, n, pts, p0); |
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canvas->drawPoints(SkCanvas::kLines_PointMode, n, pts, p1); |
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canvas->drawPoints(SkCanvas::kPoints_PointMode, n, pts, p2); |
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canvas->drawPoints(SkCanvas::kPoints_PointMode, n, pts, p3); |
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delete[] pts; |
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} |
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private: |
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typedef Sample INHERITED; |
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}; |
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////////////////////////////////////////////////////////////////////////////// |
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DEF_SAMPLE( return new PointsView(); )
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