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76 lines
1.9 KiB
76 lines
1.9 KiB
4 months ago
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/*
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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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