epoger@google.com | ec3ed6a | 2011-07-28 14:26:00 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2011 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 | */ |
reed@google.com | 076f4c9 | 2012-07-31 14:32:38 +0000 | [diff] [blame] | 7 | |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 8 | #include "gm/gm.h" |
Ben Wagner | 7fde8e1 | 2019-05-01 17:28:53 -0400 | [diff] [blame] | 9 | #include "include/core/SkBlendMode.h" |
| 10 | #include "include/core/SkBlurTypes.h" |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 11 | #include "include/core/SkCanvas.h" |
Ben Wagner | 7fde8e1 | 2019-05-01 17:28:53 -0400 | [diff] [blame] | 12 | #include "include/core/SkColor.h" |
| 13 | #include "include/core/SkDrawLooper.h" |
| 14 | #include "include/core/SkFont.h" |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 15 | #include "include/core/SkMaskFilter.h" |
Ben Wagner | 7fde8e1 | 2019-05-01 17:28:53 -0400 | [diff] [blame] | 16 | #include "include/core/SkPaint.h" |
| 17 | #include "include/core/SkPoint.h" |
| 18 | #include "include/core/SkRefCnt.h" |
| 19 | #include "include/core/SkScalar.h" |
| 20 | #include "include/core/SkSize.h" |
| 21 | #include "include/core/SkString.h" |
| 22 | #include "include/core/SkTypeface.h" |
| 23 | #include "include/core/SkTypes.h" |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 24 | #include "include/effects/SkLayerDrawLooper.h" |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 25 | #include "src/core/SkBlurMask.h" |
| 26 | #include "tools/ToolUtils.h" |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 27 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 28 | #define WIDTH 200 |
| 29 | #define HEIGHT 200 |
| 30 | |
reed@google.com | 076f4c9 | 2012-07-31 14:32:38 +0000 | [diff] [blame] | 31 | class DrawLooperGM : public skiagm::GM { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 32 | public: |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 33 | DrawLooperGM() : fLooper(nullptr) { |
Mike Klein | d46dce3 | 2018-08-16 10:17:03 -0400 | [diff] [blame] | 34 | this->setBGColor(0xFFDDDDDD); |
reed@google.com | 076f4c9 | 2012-07-31 14:32:38 +0000 | [diff] [blame] | 35 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 36 | |
reed@google.com | 076f4c9 | 2012-07-31 14:32:38 +0000 | [diff] [blame] | 37 | protected: |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 38 | virtual SkISize onISize() override { |
reed@google.com | 076f4c9 | 2012-07-31 14:32:38 +0000 | [diff] [blame] | 39 | return SkISize::Make(520, 160); |
| 40 | } |
rmistry@google.com | d6176b0 | 2012-08-23 18:14:13 +0000 | [diff] [blame] | 41 | |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 42 | SkString onShortName() override { |
reed@google.com | 076f4c9 | 2012-07-31 14:32:38 +0000 | [diff] [blame] | 43 | return SkString("drawlooper"); |
| 44 | } |
| 45 | |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 46 | void onDraw(SkCanvas* canvas) override { |
reed@google.com | 076f4c9 | 2012-07-31 14:32:38 +0000 | [diff] [blame] | 47 | this->init(); |
| 48 | |
| 49 | SkPaint paint; |
reed@google.com | 48f31bd | 2014-02-27 14:27:44 +0000 | [diff] [blame] | 50 | paint.setAntiAlias(true); |
reed@google.com | 076f4c9 | 2012-07-31 14:32:38 +0000 | [diff] [blame] | 51 | paint.setLooper(fLooper); |
| 52 | |
Mike Klein | ea3f014 | 2019-03-20 11:12:10 -0500 | [diff] [blame] | 53 | SkFont font(ToolUtils::create_portable_typeface(), 72); |
Mike Reed | c4745d6 | 2019-01-07 09:31:58 -0500 | [diff] [blame] | 54 | |
Mike Reed | 3661bc9 | 2017-02-22 13:21:42 -0500 | [diff] [blame] | 55 | canvas->drawCircle(50, 50, 30, paint); |
| 56 | canvas->drawRect({ 150, 50, 200, 100 }, paint); |
Mike Reed | c4745d6 | 2019-01-07 09:31:58 -0500 | [diff] [blame] | 57 | canvas->drawString("Looper", 230, 100, font, paint); |
reed@google.com | 076f4c9 | 2012-07-31 14:32:38 +0000 | [diff] [blame] | 58 | } |
| 59 | |
| 60 | private: |
reed | 7b380d0 | 2016-03-21 13:25:16 -0700 | [diff] [blame] | 61 | sk_sp<SkDrawLooper> fLooper; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 62 | |
reed@google.com | 076f4c9 | 2012-07-31 14:32:38 +0000 | [diff] [blame] | 63 | void init() { |
| 64 | if (fLooper) return; |
| 65 | |
mtklein | dbfd7ab | 2016-09-01 11:24:54 -0700 | [diff] [blame] | 66 | constexpr struct { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 67 | SkColor fColor; |
| 68 | SkPaint::Style fStyle; |
| 69 | SkScalar fWidth; |
| 70 | SkScalar fOffset; |
robertphillips@google.com | b706117 | 2013-09-06 14:16:12 +0000 | [diff] [blame] | 71 | SkScalar fBlur; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 72 | } gParams[] = { |
| 73 | { SK_ColorWHITE, SkPaint::kStroke_Style, SkIntToScalar(1)*3/4, 0, 0 }, |
| 74 | { SK_ColorRED, SkPaint::kStroke_Style, SkIntToScalar(4), 0, 0 }, |
| 75 | { SK_ColorBLUE, SkPaint::kFill_Style, 0, 0, 0 }, |
robertphillips@google.com | b706117 | 2013-09-06 14:16:12 +0000 | [diff] [blame] | 76 | { 0x88000000, SkPaint::kFill_Style, 0, SkIntToScalar(10), SkIntToScalar(3) } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 77 | }; |
rmistry@google.com | d6176b0 | 2012-08-23 18:14:13 +0000 | [diff] [blame] | 78 | |
commit-bot@chromium.org | 73cb153 | 2014-04-15 15:48:36 +0000 | [diff] [blame] | 79 | SkLayerDrawLooper::Builder looperBuilder; |
rmistry@google.com | d6176b0 | 2012-08-23 18:14:13 +0000 | [diff] [blame] | 80 | |
mike@reedtribe.org | a8282ef | 2011-04-14 01:22:45 +0000 | [diff] [blame] | 81 | SkLayerDrawLooper::LayerInfo info; |
mike@reedtribe.org | a8282ef | 2011-04-14 01:22:45 +0000 | [diff] [blame] | 82 | info.fPaintBits = SkLayerDrawLooper::kStyle_Bit | SkLayerDrawLooper::kMaskFilter_Bit; |
Mike Reed | faba371 | 2016-11-03 14:45:31 -0400 | [diff] [blame] | 83 | info.fColorMode = SkBlendMode::kSrc; |
rmistry@google.com | d6176b0 | 2012-08-23 18:14:13 +0000 | [diff] [blame] | 84 | |
senorblanco@chromium.org | 64cc579 | 2011-05-19 19:58:58 +0000 | [diff] [blame] | 85 | for (size_t i = 0; i < SK_ARRAY_COUNT(gParams); i++) { |
mike@reedtribe.org | a8282ef | 2011-04-14 01:22:45 +0000 | [diff] [blame] | 86 | info.fOffset.set(gParams[i].fOffset, gParams[i].fOffset); |
commit-bot@chromium.org | 73cb153 | 2014-04-15 15:48:36 +0000 | [diff] [blame] | 87 | SkPaint* paint = looperBuilder.addLayer(info); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 88 | paint->setColor(gParams[i].fColor); |
| 89 | paint->setStyle(gParams[i].fStyle); |
| 90 | paint->setStrokeWidth(gParams[i].fWidth); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 91 | if (gParams[i].fBlur > 0) { |
Mike Reed | 1be1f8d | 2018-03-14 13:01:17 -0400 | [diff] [blame] | 92 | paint->setMaskFilter(SkMaskFilter::MakeBlur(kNormal_SkBlurStyle, |
reed | efdfd51 | 2016-04-04 10:02:58 -0700 | [diff] [blame] | 93 | SkBlurMask::ConvertRadiusToSigma(gParams[i].fBlur))); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 94 | } |
| 95 | } |
reed | 7b380d0 | 2016-03-21 13:25:16 -0700 | [diff] [blame] | 96 | fLooper = looperBuilder.detach(); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 97 | } |
reed@google.com | 82065d6 | 2011-02-07 15:30:46 +0000 | [diff] [blame] | 98 | |
reed@google.com | 076f4c9 | 2012-07-31 14:32:38 +0000 | [diff] [blame] | 99 | typedef GM INHERITED; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 100 | }; |
| 101 | |
| 102 | ////////////////////////////////////////////////////////////////////////////// |
| 103 | |
scroggo | 96f16e8 | 2015-12-10 13:31:59 -0800 | [diff] [blame] | 104 | DEF_GM( return new DrawLooperGM; ) |