reed@google.com | 8926b16 | 2012-03-23 15:36:36 +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 | */ |
| 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/SkBitmap.h" |
| 10 | #include "include/core/SkBlendMode.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" |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 13 | #include "include/core/SkColorFilter.h" |
Ben Wagner | 7fde8e1 | 2019-05-01 17:28:53 -0400 | [diff] [blame] | 14 | #include "include/core/SkFlattenable.h" |
| 15 | #include "include/core/SkFont.h" |
| 16 | #include "include/core/SkImageFilter.h" |
| 17 | #include "include/core/SkPaint.h" |
| 18 | #include "include/core/SkPoint.h" |
| 19 | #include "include/core/SkRect.h" |
| 20 | #include "include/core/SkRefCnt.h" |
| 21 | #include "include/core/SkScalar.h" |
| 22 | #include "include/core/SkSize.h" |
| 23 | #include "include/core/SkString.h" |
| 24 | #include "include/core/SkTypeface.h" |
| 25 | #include "include/core/SkTypes.h" |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 26 | #include "include/effects/SkBlurImageFilter.h" |
| 27 | #include "include/effects/SkColorFilterImageFilter.h" |
| 28 | #include "include/effects/SkDropShadowImageFilter.h" |
Ben Wagner | 7fde8e1 | 2019-05-01 17:28:53 -0400 | [diff] [blame] | 29 | #include "include/utils/SkTextUtils.h" |
| 30 | #include "src/core/SkImageFilterPriv.h" |
Mike Klein | c0bd9f9 | 2019-04-23 12:05:21 -0500 | [diff] [blame] | 31 | #include "src/core/SkSpecialImage.h" |
Ben Wagner | 7fde8e1 | 2019-05-01 17:28:53 -0400 | [diff] [blame] | 32 | #include "tools/ToolUtils.h" |
| 33 | |
| 34 | #include <utility> |
| 35 | |
| 36 | class SkReadBuffer; |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 37 | |
| 38 | class FailImageFilter : public SkImageFilter { |
| 39 | public: |
robertphillips | 43c2ad4 | 2016-04-04 05:05:11 -0700 | [diff] [blame] | 40 | static sk_sp<SkImageFilter> Make() { |
| 41 | return sk_sp<SkImageFilter>(new FailImageFilter); |
| 42 | } |
djsollen@google.com | ba28d03 | 2012-03-26 17:57:35 +0000 | [diff] [blame] | 43 | |
Mike Klein | a3d4099 | 2018-10-20 07:54:41 -0400 | [diff] [blame] | 44 | SK_FLATTENABLE_HOOKS(FailImageFilter) |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 45 | protected: |
robertphillips | 43c2ad4 | 2016-04-04 05:05:11 -0700 | [diff] [blame] | 46 | FailImageFilter() : INHERITED(nullptr, 0, nullptr) {} |
reed | 9fa60da | 2014-08-21 07:59:51 -0700 | [diff] [blame] | 47 | |
robertphillips | 4ba94e2 | 2016-04-04 12:07:47 -0700 | [diff] [blame] | 48 | sk_sp<SkSpecialImage> onFilterImage(SkSpecialImage* source, const Context&, |
| 49 | SkIPoint* offset) const override { |
| 50 | return nullptr; |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 51 | } |
rmistry@google.com | d6176b0 | 2012-08-23 18:14:13 +0000 | [diff] [blame] | 52 | |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 53 | private: |
Mike Klein | 4fee323 | 2018-10-18 17:27:16 -0400 | [diff] [blame] | 54 | |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 55 | typedef SkImageFilter INHERITED; |
| 56 | }; |
| 57 | |
reed | 60c9b58 | 2016-04-03 09:11:13 -0700 | [diff] [blame] | 58 | sk_sp<SkFlattenable> FailImageFilter::CreateProc(SkReadBuffer& buffer) { |
reed | 9fa60da | 2014-08-21 07:59:51 -0700 | [diff] [blame] | 59 | SK_IMAGEFILTER_UNFLATTEN_COMMON(common, 0); |
robertphillips | 43c2ad4 | 2016-04-04 05:05:11 -0700 | [diff] [blame] | 60 | return FailImageFilter::Make(); |
reed | 9fa60da | 2014-08-21 07:59:51 -0700 | [diff] [blame] | 61 | } |
djsollen@google.com | ba28d03 | 2012-03-26 17:57:35 +0000 | [diff] [blame] | 62 | |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 63 | class IdentityImageFilter : public SkImageFilter { |
| 64 | public: |
robertphillips | 43c2ad4 | 2016-04-04 05:05:11 -0700 | [diff] [blame] | 65 | static sk_sp<SkImageFilter> Make(sk_sp<SkImageFilter> input) { |
| 66 | return sk_sp<SkImageFilter>(new IdentityImageFilter(std::move(input))); |
commit-bot@chromium.org | cac5fd5 | 2014-03-10 10:51:58 +0000 | [diff] [blame] | 67 | } |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 68 | |
reed | 9fa60da | 2014-08-21 07:59:51 -0700 | [diff] [blame] | 69 | |
Mike Klein | a3d4099 | 2018-10-20 07:54:41 -0400 | [diff] [blame] | 70 | SK_FLATTENABLE_HOOKS(IdentityImageFilter) |
robertphillips | 43c2ad4 | 2016-04-04 05:05:11 -0700 | [diff] [blame] | 71 | protected: |
robertphillips | 4ba94e2 | 2016-04-04 12:07:47 -0700 | [diff] [blame] | 72 | sk_sp<SkSpecialImage> onFilterImage(SkSpecialImage* source, const Context&, |
| 73 | SkIPoint* offset) const override { |
commit-bot@chromium.org | f7efa50 | 2014-04-11 18:57:00 +0000 | [diff] [blame] | 74 | offset->set(0, 0); |
robertphillips | 4ba94e2 | 2016-04-04 12:07:47 -0700 | [diff] [blame] | 75 | return sk_ref_sp<SkSpecialImage>(source); |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 76 | } |
| 77 | |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 78 | private: |
robertphillips | 43c2ad4 | 2016-04-04 05:05:11 -0700 | [diff] [blame] | 79 | IdentityImageFilter(sk_sp<SkImageFilter> input) : INHERITED(&input, 1, nullptr) {} |
| 80 | |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 81 | typedef SkImageFilter INHERITED; |
| 82 | }; |
| 83 | |
Mike Klein | a3d4099 | 2018-10-20 07:54:41 -0400 | [diff] [blame] | 84 | // Register these image filters as deserializable before main(). |
| 85 | namespace { |
| 86 | static struct Initializer { |
| 87 | Initializer() { |
Mike Klein | fa5f6ce | 2018-10-20 08:21:31 -0400 | [diff] [blame] | 88 | SK_REGISTER_FLATTENABLE(IdentityImageFilter); |
| 89 | SK_REGISTER_FLATTENABLE(FailImageFilter); |
Mike Klein | a3d4099 | 2018-10-20 07:54:41 -0400 | [diff] [blame] | 90 | } |
| 91 | } initializer; |
| 92 | } |
reed | 7daaaa4 | 2014-08-21 10:53:34 -0700 | [diff] [blame] | 93 | |
reed | 60c9b58 | 2016-04-03 09:11:13 -0700 | [diff] [blame] | 94 | sk_sp<SkFlattenable> IdentityImageFilter::CreateProc(SkReadBuffer& buffer) { |
reed | 9fa60da | 2014-08-21 07:59:51 -0700 | [diff] [blame] | 95 | SK_IMAGEFILTER_UNFLATTEN_COMMON(common, 1); |
robertphillips | 43c2ad4 | 2016-04-04 05:05:11 -0700 | [diff] [blame] | 96 | return IdentityImageFilter::Make(common.getInput(0)); |
reed | 9fa60da | 2014-08-21 07:59:51 -0700 | [diff] [blame] | 97 | } |
djsollen@google.com | ba28d03 | 2012-03-26 17:57:35 +0000 | [diff] [blame] | 98 | |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 99 | /////////////////////////////////////////////////////////////////////////////// |
| 100 | |
robertphillips | 5605b56 | 2016-04-05 11:50:42 -0700 | [diff] [blame] | 101 | static void draw_paint(SkCanvas* canvas, const SkRect& r, sk_sp<SkImageFilter> imf) { |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 102 | SkPaint paint; |
robertphillips | 5605b56 | 2016-04-05 11:50:42 -0700 | [diff] [blame] | 103 | paint.setImageFilter(std::move(imf)); |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 104 | paint.setColor(SK_ColorGREEN); |
| 105 | canvas->save(); |
| 106 | canvas->clipRect(r); |
| 107 | canvas->drawPaint(paint); |
| 108 | canvas->restore(); |
| 109 | } |
| 110 | |
robertphillips | 5605b56 | 2016-04-05 11:50:42 -0700 | [diff] [blame] | 111 | static void draw_line(SkCanvas* canvas, const SkRect& r, sk_sp<SkImageFilter> imf) { |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 112 | SkPaint paint; |
| 113 | paint.setColor(SK_ColorBLUE); |
| 114 | paint.setImageFilter(imf); |
| 115 | paint.setStrokeWidth(r.width()/10); |
| 116 | canvas->drawLine(r.fLeft, r.fTop, r.fRight, r.fBottom, paint); |
| 117 | } |
| 118 | |
robertphillips | 5605b56 | 2016-04-05 11:50:42 -0700 | [diff] [blame] | 119 | static void draw_rect(SkCanvas* canvas, const SkRect& r, sk_sp<SkImageFilter> imf) { |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 120 | SkPaint paint; |
| 121 | paint.setColor(SK_ColorYELLOW); |
| 122 | paint.setImageFilter(imf); |
| 123 | SkRect rr(r); |
| 124 | rr.inset(r.width()/10, r.height()/10); |
| 125 | canvas->drawRect(rr, paint); |
| 126 | } |
| 127 | |
robertphillips | 5605b56 | 2016-04-05 11:50:42 -0700 | [diff] [blame] | 128 | static void draw_path(SkCanvas* canvas, const SkRect& r, sk_sp<SkImageFilter> imf) { |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 129 | SkPaint paint; |
| 130 | paint.setColor(SK_ColorMAGENTA); |
| 131 | paint.setImageFilter(imf); |
| 132 | paint.setAntiAlias(true); |
| 133 | canvas->drawCircle(r.centerX(), r.centerY(), r.width()*2/5, paint); |
| 134 | } |
| 135 | |
robertphillips | 5605b56 | 2016-04-05 11:50:42 -0700 | [diff] [blame] | 136 | static void draw_text(SkCanvas* canvas, const SkRect& r, sk_sp<SkImageFilter> imf) { |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 137 | SkPaint paint; |
| 138 | paint.setImageFilter(imf); |
| 139 | paint.setColor(SK_ColorCYAN); |
Mike Klein | ea3f014 | 2019-03-20 11:12:10 -0500 | [diff] [blame] | 140 | SkFont font(ToolUtils::create_portable_typeface(), r.height() / 2); |
Mike Reed | dc5863c | 2018-12-23 23:19:14 -0500 | [diff] [blame] | 141 | SkTextUtils::DrawString(canvas, "Text", r.centerX(), r.centerY(), font, paint, |
Mike Reed | 3a42ec0 | 2018-10-30 12:53:21 -0400 | [diff] [blame] | 142 | SkTextUtils::kCenter_Align); |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 143 | } |
| 144 | |
robertphillips | 5605b56 | 2016-04-05 11:50:42 -0700 | [diff] [blame] | 145 | static void draw_bitmap(SkCanvas* canvas, const SkRect& r, sk_sp<SkImageFilter> imf) { |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 146 | SkPaint paint; |
robertphillips | 5605b56 | 2016-04-05 11:50:42 -0700 | [diff] [blame] | 147 | paint.setImageFilter(std::move(imf)); |
rmistry@google.com | d6176b0 | 2012-08-23 18:14:13 +0000 | [diff] [blame] | 148 | |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 149 | SkIRect bounds; |
| 150 | r.roundOut(&bounds); |
rmistry@google.com | d6176b0 | 2012-08-23 18:14:13 +0000 | [diff] [blame] | 151 | |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 152 | SkBitmap bm; |
reed@google.com | eb9a46c | 2014-01-25 16:46:20 +0000 | [diff] [blame] | 153 | bm.allocN32Pixels(bounds.width(), bounds.height()); |
junov@google.com | dbfac8a | 2012-12-06 21:47:40 +0000 | [diff] [blame] | 154 | bm.eraseColor(SK_ColorTRANSPARENT); |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 155 | SkCanvas c(bm); |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 156 | draw_path(&c, r, nullptr); |
rmistry@google.com | d6176b0 | 2012-08-23 18:14:13 +0000 | [diff] [blame] | 157 | |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 158 | canvas->drawBitmap(bm, 0, 0, &paint); |
| 159 | } |
| 160 | |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 161 | /////////////////////////////////////////////////////////////////////////////// |
| 162 | |
| 163 | class ImageFiltersBaseGM : public skiagm::GM { |
| 164 | public: |
| 165 | ImageFiltersBaseGM () {} |
| 166 | |
| 167 | protected: |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 168 | SkString onShortName() override { |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 169 | return SkString("imagefiltersbase"); |
| 170 | } |
| 171 | |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 172 | SkISize onISize() override { return SkISize::Make(700, 500); } |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 173 | |
| 174 | void draw_frame(SkCanvas* canvas, const SkRect& r) { |
| 175 | SkPaint paint; |
| 176 | paint.setStyle(SkPaint::kStroke_Style); |
| 177 | paint.setColor(SK_ColorRED); |
| 178 | canvas->drawRect(r, paint); |
| 179 | } |
| 180 | |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 181 | void onDraw(SkCanvas* canvas) override { |
robertphillips | 5605b56 | 2016-04-05 11:50:42 -0700 | [diff] [blame] | 182 | void (*drawProc[])(SkCanvas*, const SkRect&, sk_sp<SkImageFilter>) = { |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 183 | draw_paint, |
| 184 | draw_line, draw_rect, draw_path, draw_text, |
| 185 | draw_bitmap, |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 186 | }; |
rmistry@google.com | d6176b0 | 2012-08-23 18:14:13 +0000 | [diff] [blame] | 187 | |
Mike Reed | b286bc2 | 2019-04-08 16:23:20 -0400 | [diff] [blame] | 188 | auto cf = SkColorFilters::Blend(SK_ColorRED, SkBlendMode::kSrcIn); |
robertphillips | 5605b56 | 2016-04-05 11:50:42 -0700 | [diff] [blame] | 189 | sk_sp<SkImageFilter> filters[] = { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 190 | nullptr, |
robertphillips | 5605b56 | 2016-04-05 11:50:42 -0700 | [diff] [blame] | 191 | IdentityImageFilter::Make(nullptr), |
| 192 | FailImageFilter::Make(), |
| 193 | SkColorFilterImageFilter::Make(std::move(cf), nullptr), |
Herb Derby | 4fafedd | 2017-12-18 15:06:29 -0500 | [diff] [blame] | 194 | // The strage 0.29 value tickles an edge case where crop rect calculates |
| 195 | // a small border, but the blur really needs no border. This tickels |
| 196 | // an msan uninitialized value bug. |
| 197 | SkBlurImageFilter::Make(12.0f, 0.29f, nullptr), |
robertphillips | c416912 | 2016-04-06 08:40:59 -0700 | [diff] [blame] | 198 | SkDropShadowImageFilter::Make( |
robertphillips | 5605b56 | 2016-04-05 11:50:42 -0700 | [diff] [blame] | 199 | 10.0f, 5.0f, 3.0f, 3.0f, SK_ColorBLUE, |
robertphillips | c416912 | 2016-04-06 08:40:59 -0700 | [diff] [blame] | 200 | SkDropShadowImageFilter::kDrawShadowAndForeground_ShadowMode, |
| 201 | nullptr), |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 202 | }; |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 203 | |
| 204 | SkRect r = SkRect::MakeWH(SkIntToScalar(64), SkIntToScalar(64)); |
| 205 | SkScalar MARGIN = SkIntToScalar(16); |
| 206 | SkScalar DX = r.width() + MARGIN; |
| 207 | SkScalar DY = r.height() + MARGIN; |
| 208 | |
| 209 | canvas->translate(MARGIN, MARGIN); |
| 210 | for (size_t i = 0; i < SK_ARRAY_COUNT(drawProc); ++i) { |
| 211 | canvas->save(); |
| 212 | for (size_t j = 0; j < SK_ARRAY_COUNT(filters); ++j) { |
| 213 | drawProc[i](canvas, r, filters[j]); |
rmistry@google.com | d6176b0 | 2012-08-23 18:14:13 +0000 | [diff] [blame] | 214 | |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 215 | draw_frame(canvas, r); |
| 216 | canvas->translate(0, DY); |
| 217 | } |
| 218 | canvas->restore(); |
| 219 | canvas->translate(DX, 0); |
| 220 | } |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 221 | } |
| 222 | |
| 223 | private: |
| 224 | typedef GM INHERITED; |
| 225 | }; |
reed | 8dc0ccb | 2015-03-20 06:32:52 -0700 | [diff] [blame] | 226 | DEF_GM( return new ImageFiltersBaseGM; ) |
reed@google.com | 8926b16 | 2012-03-23 15:36:36 +0000 | [diff] [blame] | 227 | |
| 228 | /////////////////////////////////////////////////////////////////////////////// |
| 229 | |
reed | 8dc0ccb | 2015-03-20 06:32:52 -0700 | [diff] [blame] | 230 | /* |
| 231 | * Want to test combos of filter and LCD text, to be sure we disable LCD in the presence of |
| 232 | * a filter. |
| 233 | */ |
| 234 | class ImageFiltersTextBaseGM : public skiagm::GM { |
| 235 | SkString fSuffix; |
| 236 | public: |
| 237 | ImageFiltersTextBaseGM(const char suffix[]) : fSuffix(suffix) {} |
| 238 | |
| 239 | protected: |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 240 | SkString onShortName() override { |
reed | 8dc0ccb | 2015-03-20 06:32:52 -0700 | [diff] [blame] | 241 | SkString name; |
| 242 | name.printf("%s_%s", "textfilter", fSuffix.c_str()); |
| 243 | return name; |
| 244 | } |
| 245 | |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 246 | SkISize onISize() override { return SkISize::Make(512, 342); } |
reed | 8dc0ccb | 2015-03-20 06:32:52 -0700 | [diff] [blame] | 247 | |
Hal Canary | 6ac0df8 | 2019-01-07 16:01:22 -0500 | [diff] [blame] | 248 | void drawWaterfall(SkCanvas* canvas, const SkPaint& paint) { |
| 249 | static const SkFont::Edging kEdgings[3] = { |
| 250 | SkFont::Edging::kAlias, |
| 251 | SkFont::Edging::kAntiAlias, |
| 252 | SkFont::Edging::kSubpixelAntiAlias, |
reed | 8dc0ccb | 2015-03-20 06:32:52 -0700 | [diff] [blame] | 253 | }; |
Mike Klein | ea3f014 | 2019-03-20 11:12:10 -0500 | [diff] [blame] | 254 | SkFont font(ToolUtils::create_portable_typeface(), 30); |
reed | 8dc0ccb | 2015-03-20 06:32:52 -0700 | [diff] [blame] | 255 | |
| 256 | SkAutoCanvasRestore acr(canvas, true); |
Hal Canary | 6ac0df8 | 2019-01-07 16:01:22 -0500 | [diff] [blame] | 257 | for (SkFont::Edging edging : kEdgings) { |
| 258 | font.setEdging(edging); |
| 259 | canvas->drawString("Hamburgefon", 0, 0, font, paint); |
reed | 8dc0ccb | 2015-03-20 06:32:52 -0700 | [diff] [blame] | 260 | canvas->translate(0, 40); |
| 261 | } |
| 262 | } |
| 263 | |
| 264 | virtual void installFilter(SkPaint* paint) = 0; |
| 265 | |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 266 | void onDraw(SkCanvas* canvas) override { |
reed | 8dc0ccb | 2015-03-20 06:32:52 -0700 | [diff] [blame] | 267 | SkPaint paint; |
| 268 | |
| 269 | canvas->translate(20, 40); |
| 270 | |
| 271 | for (int doSaveLayer = 0; doSaveLayer <= 1; ++doSaveLayer) { |
| 272 | SkAutoCanvasRestore acr(canvas, true); |
| 273 | for (int useFilter = 0; useFilter <= 1; ++useFilter) { |
| 274 | SkAutoCanvasRestore acr2(canvas, true); |
| 275 | |
| 276 | SkPaint paint; |
| 277 | if (useFilter) { |
| 278 | this->installFilter(&paint); |
| 279 | } |
| 280 | if (doSaveLayer) { |
halcanary | 96fcdcc | 2015-08-27 07:41:13 -0700 | [diff] [blame] | 281 | canvas->saveLayer(nullptr, &paint); |
| 282 | paint.setImageFilter(nullptr); |
reed | 8dc0ccb | 2015-03-20 06:32:52 -0700 | [diff] [blame] | 283 | } |
| 284 | this->drawWaterfall(canvas, paint); |
| 285 | |
| 286 | acr2.restore(); |
| 287 | canvas->translate(250, 0); |
| 288 | } |
| 289 | acr.restore(); |
| 290 | canvas->translate(0, 200); |
| 291 | } |
| 292 | } |
halcanary | 9d524f2 | 2016-03-29 09:03:52 -0700 | [diff] [blame] | 293 | |
reed | 8dc0ccb | 2015-03-20 06:32:52 -0700 | [diff] [blame] | 294 | private: |
| 295 | typedef GM INHERITED; |
| 296 | }; |
| 297 | |
| 298 | class ImageFiltersText_IF : public ImageFiltersTextBaseGM { |
| 299 | public: |
| 300 | ImageFiltersText_IF() : ImageFiltersTextBaseGM("image") {} |
| 301 | |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 302 | void installFilter(SkPaint* paint) override { |
robertphillips | 6e7025a | 2016-04-04 04:31:25 -0700 | [diff] [blame] | 303 | paint->setImageFilter(SkBlurImageFilter::Make(1.5f, 1.5f, nullptr)); |
reed | 8dc0ccb | 2015-03-20 06:32:52 -0700 | [diff] [blame] | 304 | } |
| 305 | }; |
| 306 | DEF_GM( return new ImageFiltersText_IF; ) |
| 307 | |
| 308 | class ImageFiltersText_CF : public ImageFiltersTextBaseGM { |
| 309 | public: |
| 310 | ImageFiltersText_CF() : ImageFiltersTextBaseGM("color") {} |
| 311 | |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 312 | void installFilter(SkPaint* paint) override { |
Mike Reed | b286bc2 | 2019-04-08 16:23:20 -0400 | [diff] [blame] | 313 | paint->setColorFilter(SkColorFilters::Blend(SK_ColorBLUE, SkBlendMode::kSrcIn)); |
reed | 8dc0ccb | 2015-03-20 06:32:52 -0700 | [diff] [blame] | 314 | } |
| 315 | }; |
| 316 | DEF_GM( return new ImageFiltersText_CF; ) |