d8807976e7
- fix SkIntToScalar warnings on windows - disable the test on Android until freetype changes are submitted Review URL: https://codereview.chromium.org/23952005 git-svn-id: http://skia.googlecode.com/svn/trunk@11319 2bbb7eff-a529-9590-31e7-b0007b416f81
120 lines
3.7 KiB
C++
120 lines
3.7 KiB
C++
/*
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* Copyright 2013 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "gm.h"
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#include "SkCanvas.h"
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#include "SkStream.h"
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#include "SkTypeface.h"
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namespace skiagm {
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class ColorEmojiGM : public GM {
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public:
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ColorEmojiGM() {
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fTypeface = NULL;
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}
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~ColorEmojiGM() {
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SkSafeUnref(fTypeface);
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}
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protected:
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virtual void onOnceBeforeDraw() SK_OVERRIDE {
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SkString filename(INHERITED::gResourcePath);
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filename.append("/Funkster.ttf");
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SkAutoTUnref<SkFILEStream> stream(new SkFILEStream(filename.c_str()));
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if (!stream->isValid()) {
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SkDebugf("Could not find Funkster.ttf, please set --resourcePath correctly.\n");
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return;
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}
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fTypeface = SkTypeface::CreateFromStream(stream);
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}
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virtual SkString onShortName() {
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return SkString("coloremoji");
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}
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virtual SkISize onISize() {
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return make_isize(640, 480);
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}
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virtual void onDraw(SkCanvas* canvas) {
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canvas->drawColor(SK_ColorGRAY);
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SkPaint paint;
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paint.setTypeface(fTypeface);
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paint.setEmbeddedBitmapText(true);
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const char* text = "hamburgerfons";
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// draw text at different point sizes
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const int textSize[] = { 10, 30, 50 };
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const int textYOffset[] = { 10, 40, 100};
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SkASSERT(sizeof(textSize) == sizeof(textYOffset));
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for (size_t y = 0; y < sizeof(textSize) / sizeof(int); ++y) {
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paint.setTextSize(SkIntToScalar(textSize[y]));
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canvas->drawText(text, strlen(text), 10, SkIntToScalar(textYOffset[y]), paint);
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}
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// setup work needed to draw text with different clips
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canvas->translate(10, 160);
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paint.setTextSize(40);
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// compute the bounds of the text
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SkRect bounds;
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paint.measureText(text, strlen(text), &bounds);
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const SkScalar boundsHalfWidth = bounds.width() * SK_ScalarHalf;
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const SkScalar boundsHalfHeight = bounds.height() * SK_ScalarHalf;
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const SkScalar boundsQuarterWidth = boundsHalfWidth * SK_ScalarHalf;
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const SkScalar boundsQuarterHeight = boundsHalfHeight * SK_ScalarHalf;
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SkRect upperLeftClip = SkRect::MakeXYWH(bounds.left(), bounds.top(),
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boundsHalfWidth, boundsHalfHeight);
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SkRect lowerRightClip = SkRect::MakeXYWH(bounds.centerX(), bounds.centerY(),
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boundsHalfWidth, boundsHalfHeight);
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SkRect interiorClip = bounds;
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interiorClip.inset(boundsQuarterWidth, boundsQuarterHeight);
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const SkRect clipRects[] = { bounds, upperLeftClip, lowerRightClip, interiorClip };
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SkPaint clipHairline;
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clipHairline.setColor(SK_ColorWHITE);
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clipHairline.setStyle(SkPaint::kStroke_Style);
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for (size_t x = 0; x < sizeof(clipRects) / sizeof(SkRect); ++x) {
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canvas->save();
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canvas->drawRect(clipRects[x], clipHairline);
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paint.setAlpha(0x20);
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canvas->drawText(text, strlen(text), 0, 0, paint);
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canvas->clipRect(clipRects[x]);
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paint.setAlpha(0xFF);
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canvas->drawText(text, strlen(text), 0, 0, paint);
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canvas->restore();
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canvas->translate(0, bounds.height() + SkIntToScalar(25));
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}
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}
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private:
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SkTypeface* fTypeface;
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typedef GM INHERITED;
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};
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//////////////////////////////////////////////////////////////////////////////
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#if !defined(SK_BUILD_FOR_ANDROID)
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// fail for now until the appropriate freetype changes are submitted
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static GM* MyFactory(void*) { return new ColorEmojiGM; }
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static GMRegistry reg(MyFactory);
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#endif
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}
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