blob: b74f9024b83d3570ed259d722c12ba8ef962b9b2 [file] [log] [blame]
/*
* Copyright 2015 Google Inc.
*
* Use of this source code is governed by a BD-style license that can be
* found in the LICENSE file.
*/
#include "gm.h"
#include "SkBlurMask.h"
#include "SkBlurMaskFilter.h"
#include "SkCanvas.h"
#include "SkTextBlob.h"
// This test ensures that glyphs whose point size is less than the SkGlyphCache's maxmium, but
// who have a large blur, are still handled correctly
namespace skiagm {
class LargeGlyphBlur : public GM {
public:
LargeGlyphBlur() {}
protected:
SkString onShortName() override {
return SkString("largeglyphblur");
}
SkISize onISize() override {
return SkISize::Make(kWidth, kHeight);
}
void onDraw(SkCanvas* canvas) override {
const char text[] = "Hamburgefons";
SkPaint paint;
sk_tool_utils::set_portable_typeface(&paint);
paint.setTextSize(256);
paint.setAntiAlias(true);
// setup up maskfilter
static const SkScalar kSigma = SkBlurMask::ConvertRadiusToSigma(SkIntToScalar(40));
SkPaint blurPaint(paint);
SkAutoTUnref<SkMaskFilter> mf(SkBlurMaskFilter::Create(kNormal_SkBlurStyle, kSigma));
blurPaint.setMaskFilter(mf);
SkTextBlobBuilder builder;
sk_tool_utils::add_to_text_blob(&builder, text, paint, 0, 0);
SkAutoTUnref<const SkTextBlob> blob(builder.build());
canvas->drawTextBlob(blob.get(), 10, 200, blurPaint);
canvas->drawTextBlob(blob.get(), 10, 200, paint);
size_t len = strlen(text);
canvas->drawText(text, len, 10, 500, blurPaint);
canvas->drawText(text, len, 10, 500, paint);
}
private:
static const int kWidth = 1920;
static const int kHeight = 600;
typedef GM INHERITED;
};
//////////////////////////////////////////////////////////////////////////////
DEF_GM(return new LargeGlyphBlur;)
}