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/*
* Copyright 2011 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
/* Tests text vertical text rendering with different fonts and centering.
*/
#include "gm.h"
#include "SkCanvas.h"
#include "SkTypeface.h"
namespace skiagm {
class VertText2GM : public GM {
public:
VertText2GM()
: fProp(nullptr)
, fMono(nullptr) {
}
virtual ~VertText2GM() {
SkSafeUnref(fProp);
SkSafeUnref(fMono);
}
protected:
void onOnceBeforeDraw() override {
const int pointSize = 24;
textHeight = SkIntToScalar(pointSize);
fProp = SkTypeface::CreateFromName(sk_tool_utils::platform_font_name("sans-serif"),
SkTypeface::kNormal);
fMono = SkTypeface::CreateFromName(sk_tool_utils::platform_font_name("monospace"),
SkTypeface::kNormal);
}
SkString onShortName() override {
SkString name("verttext2");
name.append(sk_tool_utils::major_platform_os_name());
return name;
}
SkISize onISize() override { return SkISize::Make(640, 480); }
void onDraw(SkCanvas* canvas) override {
for (int i = 0; i < 3; ++i) {
SkPaint paint;
paint.setColor(SK_ColorRED);
paint.setAntiAlias(true);
y = textHeight;
canvas->drawLine(0, SkIntToScalar(10),
SkIntToScalar(110), SkIntToScalar(10), paint);
canvas->drawLine(0, SkIntToScalar(240),
SkIntToScalar(110), SkIntToScalar(240), paint);
canvas->drawLine(0, SkIntToScalar(470),
SkIntToScalar(110), SkIntToScalar(470), paint);
drawText(canvas, SkString("Proportional / Top Aligned"),
fProp, SkPaint::kLeft_Align);
drawText(canvas, SkString("< Proportional / Centered >"),
fProp, SkPaint::kCenter_Align);
drawText(canvas, SkString("Monospaced / Top Aligned"),
fMono, SkPaint::kLeft_Align);
drawText(canvas, SkString("< Monospaced / Centered >"),
fMono, SkPaint::kCenter_Align);
canvas->rotate(SkIntToScalar(-15));
canvas->translate(textHeight * 4, SkIntToScalar(50));
if (i > 0) {
canvas->translate(0, SkIntToScalar(50));
}
}
}
void drawText(SkCanvas* canvas, const SkString& string,
SkTypeface* family, SkPaint::Align alignment) {
SkPaint paint;
paint.setColor(SK_ColorBLACK);
paint.setAntiAlias(true);
paint.setVerticalText(true);
paint.setTextAlign(alignment);
paint.setTypeface(family);
paint.setTextSize(textHeight);
canvas->drawText(string.c_str(), string.size(), y,
SkIntToScalar(alignment == SkPaint::kLeft_Align ? 10 : 240),
paint);
y += textHeight;
}
private:
typedef GM INHERITED;
SkScalar y, textHeight;
SkTypeface* fProp;
SkTypeface* fMono;
};
///////////////////////////////////////////////////////////////////////////////
static GM* MyFactory(void*) { return new VertText2GM; }
static GMRegistry reg(MyFactory);
}
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