ae933ce0ea
This CL is part III of IV (I broke down the 1280 files into 4 CLs). Review URL: https://codereview.appspot.com/6475053 git-svn-id: http://skia.googlecode.com/svn/trunk@5264 2bbb7eff-a529-9590-31e7-b0007b416f81
142 lines
4.2 KiB
C++
142 lines
4.2 KiB
C++
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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 "SampleCode.h"
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#include "SkView.h"
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#include "SkCanvas.h"
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#include "SkTypeface.h"
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#include "SkPath.h"
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#include "SkRegion.h"
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#include "SkShader.h"
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#include "SkUtils.h"
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#include "Sk1DPathEffect.h"
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#include "SkCornerPathEffect.h"
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#include "SkPathMeasure.h"
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#include "SkRandom.h"
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#include "SkColorPriv.h"
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#include "SkColorFilter.h"
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#include "SkDither.h"
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static const struct {
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const char* fName;
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SkTypeface::Style fStyle;
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} gFaces[] = {
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{ NULL, SkTypeface::kNormal },
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{ NULL, SkTypeface::kBold },
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{ "serif", SkTypeface::kNormal },
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{ "serif", SkTypeface::kBold },
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{ "serif", SkTypeface::kItalic },
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{ "serif", SkTypeface::kBoldItalic },
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{ "monospace", SkTypeface::kNormal }
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};
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static const int gFaceCount = SK_ARRAY_COUNT(gFaces);
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class FontScalerTestView : public SampleView {
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SkTypeface* fFaces[gFaceCount];
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public:
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FontScalerTestView() {
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for (int i = 0; i < gFaceCount; i++) {
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fFaces[i] = SkTypeface::CreateFromName(gFaces[i].fName,
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gFaces[i].fStyle);
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}
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// this->setBGColor(0xFFDDDDDD);
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}
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virtual ~FontScalerTestView() {
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for (int i = 0; i < gFaceCount; i++) {
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SkSafeUnref(fFaces[i]);
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}
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}
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protected:
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// overrides from SkEventSink
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virtual bool onQuery(SkEvent* evt) {
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if (SampleCode::TitleQ(*evt)) {
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SampleCode::TitleR(evt, "FontScaler Test");
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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 rotate_about(SkCanvas* canvas, SkScalar degrees, SkScalar px, SkScalar py) {
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canvas->translate(px, py);
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canvas->rotate(degrees);
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canvas->translate(-px, -py);
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}
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virtual void onDrawContent(SkCanvas* canvas) {
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SkPaint paint;
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// test handling of obscene cubic values (currently broken)
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if (false) {
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SkPoint pts[4];
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pts[0].set(1.61061274e+09f, 6291456);
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pts[1].set(SkFloatToScalar(-7.18397061e+15f),
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SkFloatToScalar(-1.53091184e+13f));
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pts[2].set(SkFloatToScalar(-1.30077315e+16f),
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SkFloatToScalar(-2.77196141e+13f));
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pts[3].set(SkFloatToScalar(-1.30077315e+16f),
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SkFloatToScalar(-2.77196162e+13f));
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SkPath path;
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path.moveTo(pts[0]);
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path.cubicTo(pts[1], pts[2], pts[3]);
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canvas->drawPath(path, paint);
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}
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// paint.setSubpixelText(true);
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paint.setAntiAlias(true);
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paint.setLCDRenderText(true);
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SkSafeUnref(paint.setTypeface(SkTypeface::CreateFromName("Times Roman", SkTypeface::kNormal)));
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// const char* text = "abcdefghijklmnopqrstuvwxyz";
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const char* text = "Hamburgefons ooo mmm";
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const size_t textLen = strlen(text);
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for (int j = 0; j < 2; ++j) {
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for (int i = 0; i < 6; ++i) {
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SkScalar x = SkIntToScalar(10);
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SkScalar y = SkIntToScalar(20);
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SkAutoCanvasRestore acr(canvas, true);
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canvas->translate(SkIntToScalar(50 + i * 230),
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SkIntToScalar(20));
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rotate_about(canvas, SkIntToScalar(i * 5), x, y * 10);
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{
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SkPaint p;
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p.setAntiAlias(true);
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SkRect r;
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r.set(x-3, 15, x-1, 280);
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canvas->drawRect(r, p);
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}
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int index = 0;
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for (int ps = 6; ps <= 22; ps++) {
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paint.setTextSize(SkIntToScalar(ps));
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canvas->drawText(text, textLen, x, y, paint);
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y += paint.getFontMetrics(NULL);
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index += 1;
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}
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}
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canvas->translate(0, 400);
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paint.setSubpixelText(true);
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}
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}
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private:
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typedef SkView INHERITED;
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};
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//////////////////////////////////////////////////////////////////////////////
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static SkView* MyFactory() { return new FontScalerTestView; }
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static SkViewRegister reg(MyFactory);
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