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/*
* Copyright 2012 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "gm.h"
#include "SkCanvas.h"
#include "SkString.h"
#include "SkTypeface.h"
#include "SkTypes.h"
static const char* gFaces[] = {
"Times Roman",
"Hiragino Maru Gothic Pro",
"Papyrus",
"Helvetica",
"Courier New"
};
class TypefaceGM : public skiagm::GM {
public:
TypefaceGM() {
fFaces = new SkTypeface*[SK_ARRAY_COUNT(gFaces)];
for (size_t i = 0; i < SK_ARRAY_COUNT(gFaces); i++) {
fFaces[i] = SkTypeface::CreateFromName(gFaces[i], SkTypeface::kNormal);
}
}
virtual ~TypefaceGM() {
for (size_t i = 0; i < SK_ARRAY_COUNT(gFaces); i++) {
SkSafeUnref(fFaces[i]);
}
delete [] fFaces;
}
protected:
virtual SkString onShortName() SK_OVERRIDE {
return SkString("typeface");
}
virtual SkISize onISize() SK_OVERRIDE {
return SkISize::Make(640, 480);
}
virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE {
SkString text("Typefaces are fun!");
SkScalar y = 0;
SkPaint paint;
paint.setAntiAlias(true);
for (size_t i = 0; i < SK_ARRAY_COUNT(gFaces); i++) {
this->drawWithFace(text, i, y, paint, canvas);
}
// Now go backwards
for (int i = SK_ARRAY_COUNT(gFaces) - 1; i >= 0; i--) {
this->drawWithFace(text, i, y, paint, canvas);
}
}
private:
void drawWithFace(const SkString& text, int i, SkScalar& y, SkPaint& paint,
SkCanvas* canvas) {
paint.setTypeface(fFaces[i]);
y += paint.getFontMetrics(NULL);
canvas->drawText(text.c_str(), text.size(), 0, y, paint);
}
SkTypeface** fFaces;
typedef skiagm::GM INHERITED;
};
///////////////////////////////////////////////////////////////////////////////
static const struct {
const char* fName;
SkTypeface::Style fStyle;
} gFaceStyles[] = {
{ "sans-serif", SkTypeface::kNormal },
{ "sans-serif", SkTypeface::kBold },
{ "sans-serif", SkTypeface::kItalic },
{ "sans-serif", SkTypeface::kBoldItalic },
{ "serif", SkTypeface::kNormal },
{ "serif", SkTypeface::kBold },
{ "serif", SkTypeface::kItalic },
{ "serif", SkTypeface::kBoldItalic },
{ "monospace", SkTypeface::kNormal },
{ "monospace", SkTypeface::kBold },
{ "monospace", SkTypeface::kItalic },
{ "monospace", SkTypeface::kBoldItalic },
};
static const int gFaceStylesCount = SK_ARRAY_COUNT(gFaceStyles);
class TypefaceStylesGM : public skiagm::GM {
SkTypeface* fFaces[gFaceStylesCount];
public:
TypefaceStylesGM() {
for (int i = 0; i < gFaceStylesCount; i++) {
fFaces[i] = SkTypeface::CreateFromName(gFaceStyles[i].fName,
gFaceStyles[i].fStyle);
}
}
virtual ~TypefaceStylesGM() {
for (int i = 0; i < gFaceStylesCount; i++) {
SkSafeUnref(fFaces[i]);
}
}
protected:
virtual SkString onShortName() SK_OVERRIDE {
return SkString("typefacestyles");
}
virtual SkISize onISize() SK_OVERRIDE {
return SkISize::Make(640, 480);
}
virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE {
SkPaint paint;
paint.setAntiAlias(true);
paint.setTextSize(SkIntToScalar(30));
const char* text = "Hamburgefons";
const size_t textLen = strlen(text);
SkScalar x = SkIntToScalar(10);
SkScalar dy = paint.getFontMetrics(NULL);
SkScalar y = dy;
paint.setLinearText(true);
for (int i = 0; i < gFaceStylesCount; i++) {
paint.setTypeface(fFaces[i]);
canvas->drawText(text, textLen, x, y, paint);
y += dy;
}
}
private:
typedef skiagm::GM INHERITED;
};
///////////////////////////////////////////////////////////////////////////////
DEF_GM( return new TypefaceGM; )
DEF_GM( return new TypefaceStylesGM; )
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