/* * Copyright 2011 Google Inc. * * Use of this source code is governed by a BSD-style license that can be * found in the LICENSE file. */ #include "gm.h" #include "SkCanvas.h" #include "SkPath.h" #include "SkTypeface.h" static void test_path(SkCanvas* canvas, const SkPath& path) { SkPaint paint; paint.setAntiAlias(true); canvas->drawPath(path, paint); paint.setStyle(SkPaint::kStroke_Style); paint.setColor(SK_ColorRED); canvas->drawPath(path, paint); } static void test_rev(SkCanvas* canvas, const SkPath& path) { test_path(canvas, path); SkPath rev; rev.reverseAddPath(path); canvas->save(); canvas->translate(150, 0); test_path(canvas, rev); canvas->restore(); } static void test_rev(SkCanvas* canvas) { SkRect r = { 10, 10, 100, 60 }; SkPath path; path.addRect(r); test_rev(canvas, path); canvas->translate(0, 100); path.offset(20, 20); path.addRect(r); test_rev(canvas, path); canvas->translate(0, 100); path.reset(); path.moveTo(10, 10); path.lineTo(30, 30); path.addOval(r); r.offset(50, 20); path.addOval(r); test_rev(canvas, path); SkPaint paint; paint.setTextSize(SkIntToScalar(100)); SkTypeface* hira = SkTypeface::CreateFromName("Hiragino Maru Gothic Pro", SkTypeface::kNormal); SkSafeUnref(paint.setTypeface(hira)); path.reset(); paint.getTextPath("e", 1, 50, 50, &path); canvas->translate(0, 100); test_rev(canvas, path); } namespace skiagm { class PathReverseGM : public GM { public: PathReverseGM() { } protected: virtual SkString onShortName() { return SkString("path-reverse"); } virtual SkISize onISize() { return make_isize(640, 480); } virtual void onDraw(SkCanvas* canvas) { if (false) test_rev(canvas); // avoid bit rot, suppress warning SkRect r = { 10, 10, 100, 60 }; SkPath path; path.addRect(r); test_rev(canvas, path); canvas->translate(0, 100); path.offset(20, 20); path.addRect(r); test_rev(canvas, path); canvas->translate(0, 100); path.reset(); path.moveTo(10, 10); path.lineTo(30, 30); path.addOval(r); r.offset(50, 20); path.addOval(r); test_rev(canvas, path); SkPaint paint; paint.setTextSize(SkIntToScalar(100)); SkTypeface* hira = SkTypeface::CreateFromName("Hiragino Maru Gothic Pro", SkTypeface::kNormal); SkSafeUnref(paint.setTypeface(hira)); path.reset(); paint.getTextPath("e", 1, 50, 50, &path); canvas->translate(0, 100); test_rev(canvas, path); } private: typedef GM INHERITED; }; ////////////////////////////////////////////////////////////////////////////// static GM* MyFactory(void*) { return new PathReverseGM; } static GMRegistry reg(MyFactory); }