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      1 /*
      2  * Copyright 2013 Google Inc.
      3  *
      4  * Use of this source code is governed by a BSD-style license that can be
      5  * found in the LICENSE file.
      6  */
      7 
      8 #include "gm.h"
      9 #include "SkCanvas.h"
     10 #include "SkGradientShader.h"
     11 #include "../src/fonts/SkGScalerContext.h"
     12 
     13 class ColorTypeGM : public skiagm::GM {
     14 public:
     15     ColorTypeGM() {
     16         const SkColor colors[] = {
     17             SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE,
     18             SK_ColorMAGENTA, SK_ColorCYAN, SK_ColorYELLOW
     19         };
     20         SkMatrix local;
     21         local.setRotate(180);
     22         SkShader* s = SkGradientShader::CreateSweep(0,0, colors, NULL,
     23                                                     SK_ARRAY_COUNT(colors), 0, &local);
     24 
     25         SkPaint paint;
     26         paint.setAntiAlias(true);
     27         paint.setShader(s)->unref();
     28 
     29         SkTypeface* orig = sk_tool_utils::create_portable_typeface("Times",
     30                                                             SkTypeface::kBold);
     31         if (NULL == orig) {
     32             orig = SkTypeface::RefDefault();
     33         }
     34         fColorType = SkNEW_ARGS(SkGTypeface, (orig, paint));
     35         orig->unref();
     36     }
     37 
     38     virtual ~ColorTypeGM() {
     39         fColorType->unref();
     40     }
     41 
     42 protected:
     43     SkString onShortName() override {
     44         return SkString("colortype");
     45     }
     46 
     47     SkISize onISize() override {
     48         return SkISize::Make(640, 480);
     49     }
     50 
     51     void onDraw(SkCanvas* canvas) override {
     52         SkPaint paint;
     53         paint.setAntiAlias(true);
     54         paint.setTypeface(fColorType);
     55 
     56         for (SkScalar size = 10; size <= 100; size += 10) {
     57             paint.setTextSize(size);
     58             canvas->translate(0, paint.getFontMetrics(NULL));
     59             canvas->drawText("Hamburgefons", 12, 10, 10, paint);
     60         }
     61     }
     62 
     63 private:
     64     SkTypeface* fColorType;
     65 
     66     typedef skiagm::GM INHERITED;
     67 };
     68 
     69 DEF_GM( return SkNEW(ColorTypeGM); )
     70