reed@google.com | 7eb3a26 | 2012-08-07 14:05:14 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2012 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 "SkPath.h" |
| 11 | |
| 12 | static void make_bm(SkBitmap* bm, int width, int height, SkColor color) { |
| 13 | bm->setConfig(SkBitmap::kARGB_8888_Config, width, height); |
| 14 | bm->allocPixels(); |
| 15 | bm->eraseColor(color); |
| 16 | bm->setImmutable(); |
| 17 | } |
| 18 | |
| 19 | static void show_bm(SkCanvas* canvas, int width, int height, SkColor color) { |
| 20 | SkBitmap bm; |
| 21 | make_bm(&bm, width, height, color); |
| 22 | |
| 23 | SkPaint paint; |
| 24 | SkRect r; |
| 25 | SkIRect ir; |
| 26 | |
| 27 | paint.setStyle(SkPaint::kStroke_Style); |
| 28 | |
| 29 | ir.set(0, 0, 128, 128); |
| 30 | r.set(ir); |
| 31 | |
| 32 | canvas->save(); |
| 33 | canvas->clipRect(r); |
| 34 | canvas->drawBitmap(bm, 0, 0, NULL); |
| 35 | canvas->restore(); |
| 36 | canvas->drawRect(r, paint); |
| 37 | |
| 38 | r.offset(SkIntToScalar(150), 0); |
| 39 | // exercises extract bitmap, but not shader |
| 40 | canvas->drawBitmapRect(bm, &ir, r, NULL); |
| 41 | canvas->drawRect(r, paint); |
| 42 | |
| 43 | r.offset(SkIntToScalar(150), 0); |
| 44 | // exercises bitmapshader |
| 45 | canvas->drawBitmapRect(bm, NULL, r, NULL); |
| 46 | canvas->drawRect(r, paint); |
| 47 | } |
| 48 | |
| 49 | class VeryLargeBitmapGM : public skiagm::GM { |
| 50 | public: |
| 51 | VeryLargeBitmapGM() {} |
| 52 | |
| 53 | protected: |
| 54 | virtual SkString onShortName() SK_OVERRIDE { |
| 55 | return SkString("verylargebitmap"); |
| 56 | } |
| 57 | |
| 58 | virtual SkISize onISize() SK_OVERRIDE { |
| 59 | return SkISize::Make(640, 480); |
| 60 | } |
| 61 | |
| 62 | virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE { |
| 63 | int veryBig = 100*1024; // 64K < size |
| 64 | int big = 60*1024; // 32K < size < 64K |
| 65 | int small = 300; |
| 66 | |
| 67 | canvas->translate(SkIntToScalar(10), SkIntToScalar(10)); |
| 68 | show_bm(canvas, small, small, SK_ColorRED); |
| 69 | canvas->translate(0, SkIntToScalar(150)); |
| 70 | |
| 71 | show_bm(canvas, big, small, SK_ColorBLUE); |
| 72 | canvas->translate(0, SkIntToScalar(150)); |
rmistry@google.com | ae933ce | 2012-08-23 18:19:56 +0000 | [diff] [blame] | 73 | |
reed@google.com | 7eb3a26 | 2012-08-07 14:05:14 +0000 | [diff] [blame] | 74 | // as of this writing, the raster code will fail to draw the scaled version |
| 75 | // since it has a 64K limit on x,y coordinates... (but gpu should succeed) |
| 76 | show_bm(canvas, veryBig, small, SK_ColorGREEN); |
| 77 | } |
| 78 | |
| 79 | private: |
| 80 | typedef skiagm::GM INHERITED; |
| 81 | }; |
| 82 | |
| 83 | ////////////////////////////////////////////////////////////////////////////// |
| 84 | |
borenet@google.com | 24e8999 | 2012-08-07 14:46:05 +0000 | [diff] [blame] | 85 | // This GM allocates more memory than Android devices are capable of fulfilling. |
| 86 | #ifndef SK_BUILD_FOR_ANDROID |
reed@google.com | 7eb3a26 | 2012-08-07 14:05:14 +0000 | [diff] [blame] | 87 | static skiagm::GM* MyFactory(void*) { return new VeryLargeBitmapGM; } |
| 88 | static skiagm::GMRegistry reg(MyFactory); |
borenet@google.com | 24e8999 | 2012-08-07 14:46:05 +0000 | [diff] [blame] | 89 | #endif |