2a475eae62
Many tests and examples use drawText with a guess of how long the text is in bytes, or a call to strlen(). Add a helper to SkCanvas to simplify these examples. Add another helper for SkString. R=reed@google.com Change-Id: I0204a31e938f065606f08ee7cd9a6b36db791ee2 Reviewed-on: https://skia-review.googlesource.com/13642 Commit-Queue: Cary Clark <caryclark@google.com> Reviewed-by: Cary Clark <caryclark@google.com> Reviewed-by: Mike Reed <reed@google.com> Reviewed-by: Cary Clark <caryclark@skia.org>
53 lines
1.4 KiB
C++
53 lines
1.4 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 "Benchmark.h"
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#include "SkCanvas.h"
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#include "SkGraphics.h"
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#include "SkPaint.h"
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#include "SkRandom.h"
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#include "SkString.h"
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class FontScalerBench : public Benchmark {
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SkString fName;
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SkString fText;
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bool fDoLCD;
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public:
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FontScalerBench(bool doLCD) {
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fName.printf("fontscaler_%s", doLCD ? "lcd" : "aa");
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fText.set("abcdefghijklmnopqrstuvwxyz01234567890");
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fDoLCD = doLCD;
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}
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protected:
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virtual const char* onGetName() { return fName.c_str(); }
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virtual void onDraw(int loops, SkCanvas* canvas) {
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SkPaint paint;
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this->setupPaint(&paint);
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paint.setLCDRenderText(fDoLCD);
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for (int i = 0; i < loops; i++) {
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// this is critical - we want to time the creation process, so we
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// explicitly flush our cache before each run
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SkGraphics::PurgeFontCache();
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for (int ps = 9; ps <= 24; ps += 2) {
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paint.setTextSize(SkIntToScalar(ps));
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canvas->drawString(fText,
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0, SkIntToScalar(20), paint);
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}
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}
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}
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private:
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typedef Benchmark INHERITED;
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};
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///////////////////////////////////////////////////////////////////////////////
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DEF_BENCH(return new FontScalerBench(false);)
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DEF_BENCH(return new FontScalerBench(true);)
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