70 lines
1.8 KiB
C++
70 lines
1.8 KiB
C++
/*
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* Copyright 2015 Google Inc.
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*
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* Use of this source code is governed by a BD-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 "SkBlurMask.h"
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#include "SkBlurMaskFilter.h"
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#include "SkCanvas.h"
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#include "SkTextBlob.h"
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// This test ensures that glyphs whose point size is less than the SkGlyphCache's maxmium, but
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// who have a large blur, are still handled correctly
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namespace skiagm {
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class LargeGlyphBlur : public GM {
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public:
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LargeGlyphBlur() {}
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protected:
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SkString onShortName() override {
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return SkString("largeglyphblur");
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}
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SkISize onISize() override {
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return SkISize::Make(kWidth, kHeight);
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}
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void onDraw(SkCanvas* canvas) override {
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const char text[] = "Hamburgefons";
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SkPaint paint;
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sk_tool_utils::set_portable_typeface(&paint);
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paint.setTextSize(256);
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paint.setAntiAlias(true);
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// setup up maskfilter
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static const SkScalar kSigma = SkBlurMask::ConvertRadiusToSigma(SkIntToScalar(40));
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SkPaint blurPaint(paint);
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SkAutoTUnref<SkMaskFilter> mf(SkBlurMaskFilter::Create(kNormal_SkBlurStyle, kSigma));
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blurPaint.setMaskFilter(mf);
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SkTextBlobBuilder builder;
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sk_tool_utils::add_to_text_blob(&builder, text, paint, 0, 0);
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SkAutoTUnref<const SkTextBlob> blob(builder.build());
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canvas->drawTextBlob(blob.get(), 10, 200, blurPaint);
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canvas->drawTextBlob(blob.get(), 10, 200, paint);
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size_t len = strlen(text);
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canvas->drawText(text, len, 10, 500, blurPaint);
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canvas->drawText(text, len, 10, 500, paint);
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}
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private:
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static const int kWidth = 1920;
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static const int kHeight = 600;
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typedef GM INHERITED;
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};
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//////////////////////////////////////////////////////////////////////////////
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DEF_GM( return SkNEW(LargeGlyphBlur); )
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}
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