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-rw-r--r--gm/typeface.cpp83
1 files changed, 83 insertions, 0 deletions
diff --git a/gm/typeface.cpp b/gm/typeface.cpp
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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"
+
+namespace skiagm {
+
+const char* gFaces[] = {
+ "Times Roman",
+ "Hiragino Maru Gothic Pro",
+ "Papyrus",
+ "Helvetica",
+ "Courier New"
+};
+
+class TypefaceGM : public 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++) {
+ fFaces[i]->unref();
+ }
+ 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 GM INHERITED;
+};
+
+////////////////////////////////////////////////////////////////////////////////
+
+static GM* MyFactory(void*) { return new TypefaceGM; }
+static GMRegistry reg(MyFactory);
+
+} // skiagm