tomhudson | cdf34cd | 2015-03-06 06:15:20 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2015 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 "SkBlurMask.h" |
| 10 | #include "SkBlurMaskFilter.h" |
| 11 | #include "SkCanvas.h" |
| 12 | #include "SkDrawFilter.h" |
| 13 | #include "SkPaint.h" |
| 14 | |
benjaminwagner | 1c2729c | 2016-01-22 09:45:14 -0800 | [diff] [blame] | 15 | #ifdef SK_SUPPORT_LEGACY_DRAWFILTER |
| 16 | |
tomhudson | cdf34cd | 2015-03-06 06:15:20 -0800 | [diff] [blame] | 17 | /** |
| 18 | * Initial test coverage for SkDrawFilter. |
| 19 | * Draws two rectangles; if draw filters are broken, they will match. |
| 20 | * If draw filters are working correctly, the first will be blue and blurred, |
| 21 | * the second red and sharp. |
| 22 | */ |
| 23 | |
reed | ffab15f | 2015-04-11 19:29:31 -0700 | [diff] [blame] | 24 | namespace { |
tomhudson | cdf34cd | 2015-03-06 06:15:20 -0800 | [diff] [blame] | 25 | class TestFilter : public SkDrawFilter { |
| 26 | public: |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 27 | bool filter(SkPaint* p, Type) override { |
tomhudson | cdf34cd | 2015-03-06 06:15:20 -0800 | [diff] [blame] | 28 | p->setColor(SK_ColorRED); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 29 | p->setMaskFilter(nullptr); |
tomhudson | cdf34cd | 2015-03-06 06:15:20 -0800 | [diff] [blame] | 30 | return true; |
| 31 | } |
| 32 | }; |
reed | ffab15f | 2015-04-11 19:29:31 -0700 | [diff] [blame] | 33 | } |
tomhudson | cdf34cd | 2015-03-06 06:15:20 -0800 | [diff] [blame] | 34 | |
| 35 | class DrawFilterGM : public skiagm::GM { |
reed | efdfd51 | 2016-04-04 10:02:58 -0700 | [diff] [blame] | 36 | sk_sp<SkMaskFilter> fBlur; |
tomhudson | cdf34cd | 2015-03-06 06:15:20 -0800 | [diff] [blame] | 37 | |
| 38 | protected: |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 39 | SkISize onISize() override { |
tomhudson | cdf34cd | 2015-03-06 06:15:20 -0800 | [diff] [blame] | 40 | return SkISize::Make(320, 240); |
| 41 | } |
| 42 | |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 43 | SkString onShortName() override { |
tomhudson | cdf34cd | 2015-03-06 06:15:20 -0800 | [diff] [blame] | 44 | return SkString("drawfilter"); |
| 45 | } |
| 46 | |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 47 | void onOnceBeforeDraw() override { |
reed | efdfd51 | 2016-04-04 10:02:58 -0700 | [diff] [blame] | 48 | fBlur = SkBlurMaskFilter::Make(kNormal_SkBlurStyle, |
tomhudson | cdf34cd | 2015-03-06 06:15:20 -0800 | [diff] [blame] | 49 | SkBlurMask::ConvertRadiusToSigma(10.0f), |
reed | efdfd51 | 2016-04-04 10:02:58 -0700 | [diff] [blame] | 50 | kLow_SkBlurQuality); |
tomhudson | cdf34cd | 2015-03-06 06:15:20 -0800 | [diff] [blame] | 51 | } |
| 52 | |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 53 | void onDraw(SkCanvas* canvas) override { |
tomhudson | cdf34cd | 2015-03-06 06:15:20 -0800 | [diff] [blame] | 54 | SkPaint p; |
| 55 | p.setColor(SK_ColorBLUE); |
reed | efdfd51 | 2016-04-04 10:02:58 -0700 | [diff] [blame] | 56 | p.setMaskFilter(fBlur); |
tomhudson | cdf34cd | 2015-03-06 06:15:20 -0800 | [diff] [blame] | 57 | SkRect r = { 20, 20, 100, 100 }; |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 58 | canvas->setDrawFilter(nullptr); |
tomhudson | cdf34cd | 2015-03-06 06:15:20 -0800 | [diff] [blame] | 59 | canvas->drawRect(r, p); |
reed | 6ae6969 | 2016-09-02 04:56:53 -0700 | [diff] [blame] | 60 | canvas->setDrawFilter(new TestFilter)->unref(); |
tomhudson | cdf34cd | 2015-03-06 06:15:20 -0800 | [diff] [blame] | 61 | canvas->translate(120.0f, 40.0f); |
| 62 | canvas->drawRect(r, p); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 63 | canvas->setDrawFilter(nullptr); |
tomhudson | cdf34cd | 2015-03-06 06:15:20 -0800 | [diff] [blame] | 64 | } |
| 65 | |
| 66 | private: |
| 67 | typedef GM INHERITED; |
| 68 | }; |
| 69 | |
scroggo | 96f16e8 | 2015-12-10 13:31:59 -0800 | [diff] [blame] | 70 | DEF_GM( return new DrawFilterGM; ) |
tomhudson | cdf34cd | 2015-03-06 06:15:20 -0800 | [diff] [blame] | 71 | |
benjaminwagner | 1c2729c | 2016-01-22 09:45:14 -0800 | [diff] [blame] | 72 | #endif |