skia2/gm/fontscaler.cpp
Mike Klein ea3f014e2b sk_tool_utils -> ToolUtils, and git clang-format
sk_tool_utils doesn't really fit the naming convention
the rest of code under tools/ tends to use.

Change-Id: I45326a174101c6eb4b6149e9c742f658f2fd23b1
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/202313
Auto-Submit: Mike Klein <mtklein@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
Reviewed-by: Brian Osman <brianosman@google.com>
2019-03-20 18:05:42 +00:00

80 lines
2.3 KiB
C++

/*
* 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 <SkFont.h>
#include "SkTypeface.h"
#include "ToolUtils.h"
#include "gm.h"
namespace skiagm {
class FontScalerGM : public GM {
public:
FontScalerGM() {
this->setBGColor(0xFFFFFFFF);
}
protected:
SkString onShortName() override {
return SkString("fontscaler");
}
SkISize onISize() override {
return SkISize::Make(1450, 750);
}
void onDraw(SkCanvas* canvas) override {
SkFont font;
font.setEdging(SkFont::Edging::kSubpixelAntiAlias);
//With freetype the default (normal hinting) can be really ugly.
//Most distros now set slight (vertical hinting only) in any event.
font.setHinting(kSlight_SkFontHinting);
const char* text = "Hamburgefons ooo mmm";
const size_t textLen = strlen(text);
for (int j = 0; j < 2; ++j) {
// This used to do 6 iterations but it causes the N4 to crash in the MSAA4 config.
for (int i = 0; i < 5; ++i) {
SkScalar x = SkIntToScalar(10);
SkScalar y = SkIntToScalar(20);
SkAutoCanvasRestore acr(canvas, true);
canvas->translate(SkIntToScalar(50 + i * 230),
SkIntToScalar(20));
canvas->rotate(SkIntToScalar(i * 5), x, y * 10);
{
SkPaint p;
p.setAntiAlias(true);
SkRect r;
r.set(x - SkIntToScalar(3), SkIntToScalar(15),
x - SkIntToScalar(1), SkIntToScalar(280));
canvas->drawRect(r, p);
}
for (int ps = 6; ps <= 22; ps++) {
font.setSize(SkIntToScalar(ps));
canvas->drawSimpleText(text, textLen, kUTF8_SkTextEncoding, x, y, font, SkPaint());
y += font.getMetrics(nullptr);
}
}
canvas->translate(0, SkIntToScalar(360));
font.setSubpixel(true);
}
}
private:
typedef GM INHERITED;
};
//////////////////////////////////////////////////////////////////////////////
DEF_GM( return new FontScalerGM; )
}