зеркало из https://github.com/mozilla/moz-skia.git
120 строки
2.8 KiB
C++
120 строки
2.8 KiB
C++
/*
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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 "gm.h"
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#include "SkCanvas.h"
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#include "SkPath.h"
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#include "SkTypeface.h"
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static void test_path(SkCanvas* canvas, const SkPath& path) {
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SkPaint paint;
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paint.setAntiAlias(true);
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canvas->drawPath(path, paint);
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paint.setStyle(SkPaint::kStroke_Style);
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paint.setColor(SK_ColorRED);
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canvas->drawPath(path, paint);
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}
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static void test_rev(SkCanvas* canvas, const SkPath& path) {
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test_path(canvas, path);
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SkPath rev;
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rev.reverseAddPath(path);
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canvas->save();
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canvas->translate(150, 0);
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test_path(canvas, rev);
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canvas->restore();
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}
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static void test_rev(SkCanvas* canvas) {
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SkRect r = { 10, 10, 100, 60 };
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SkPath path;
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path.addRect(r); test_rev(canvas, path);
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canvas->translate(0, 100);
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path.offset(20, 20);
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path.addRect(r); test_rev(canvas, path);
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canvas->translate(0, 100);
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path.reset();
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path.moveTo(10, 10); path.lineTo(30, 30);
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path.addOval(r);
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r.offset(50, 20);
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path.addOval(r);
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test_rev(canvas, path);
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SkPaint paint;
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paint.setTextSize(SkIntToScalar(100));
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SkTypeface* hira = SkTypeface::CreateFromName("Hiragino Maru Gothic Pro", SkTypeface::kNormal);
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SkSafeUnref(paint.setTypeface(hira));
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path.reset();
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paint.getTextPath("e", 1, 50, 50, &path);
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canvas->translate(0, 100);
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test_rev(canvas, path);
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}
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namespace skiagm {
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class PathReverseGM : public GM {
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public:
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PathReverseGM() {
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}
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protected:
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virtual SkString onShortName() {
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return SkString("path-reverse");
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}
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virtual SkISize onISize() {
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return make_isize(640, 480);
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}
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virtual void onDraw(SkCanvas* canvas) {
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if (false) test_rev(canvas); // avoid bit rot, suppress warning
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SkRect r = { 10, 10, 100, 60 };
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SkPath path;
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path.addRect(r); test_rev(canvas, path);
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canvas->translate(0, 100);
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path.offset(20, 20);
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path.addRect(r); test_rev(canvas, path);
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canvas->translate(0, 100);
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path.reset();
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path.moveTo(10, 10); path.lineTo(30, 30);
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path.addOval(r);
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r.offset(50, 20);
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path.addOval(r);
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test_rev(canvas, path);
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SkPaint paint;
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paint.setTextSize(SkIntToScalar(100));
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SkTypeface* hira = SkTypeface::CreateFromName("Hiragino Maru Gothic Pro", SkTypeface::kNormal);
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SkSafeUnref(paint.setTypeface(hira));
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path.reset();
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paint.getTextPath("e", 1, 50, 50, &path);
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canvas->translate(0, 100);
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test_rev(canvas, path);
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}
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private:
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typedef GM INHERITED;
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};
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//////////////////////////////////////////////////////////////////////////////
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static GM* MyFactory(void*) { return new PathReverseGM; }
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static GMRegistry reg(MyFactory);
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}
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