commit-bot@chromium.org | d2623a1 | 2013-08-08 02:52:05 +0000 | [diff] [blame] | 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 "SkPath.h" |
| 11 | |
reed | bbf3e89 | 2014-06-20 11:33:59 -0700 | [diff] [blame] | 12 | class CircularClipsGM : public skiagm::GM { |
| 13 | SkScalar fX1, fX2, fY, fR; |
| 14 | SkPath fCircle1, fCircle2; |
commit-bot@chromium.org | d2623a1 | 2013-08-08 02:52:05 +0000 | [diff] [blame] | 15 | |
commit-bot@chromium.org | d2623a1 | 2013-08-08 02:52:05 +0000 | [diff] [blame] | 16 | public: |
reed | bbf3e89 | 2014-06-20 11:33:59 -0700 | [diff] [blame] | 17 | CircularClipsGM() { |
| 18 | fX1 = 80; |
| 19 | fX2 = 120; |
| 20 | fY = 50; |
| 21 | fR = 40; |
| 22 | |
| 23 | fCircle1.addCircle(fX1, fY, fR, SkPath::kCW_Direction); |
| 24 | fCircle2.addCircle(fX2, fY, fR, SkPath::kCW_Direction); |
| 25 | } |
commit-bot@chromium.org | d2623a1 | 2013-08-08 02:52:05 +0000 | [diff] [blame] | 26 | |
| 27 | protected: |
commit-bot@chromium.org | a90c680 | 2014-04-30 13:20:45 +0000 | [diff] [blame] | 28 | |
mtklein | cf5d9c9 | 2015-01-23 10:31:45 -0800 | [diff] [blame] | 29 | bool runAsBench() const SK_OVERRIDE { return true; } |
| 30 | |
mtklein | 72c9faa | 2015-01-09 10:06:39 -0800 | [diff] [blame] | 31 | SkString onShortName() SK_OVERRIDE { |
commit-bot@chromium.org | d2623a1 | 2013-08-08 02:52:05 +0000 | [diff] [blame] | 32 | return SkString("circular-clips"); |
| 33 | } |
| 34 | |
mtklein | 72c9faa | 2015-01-09 10:06:39 -0800 | [diff] [blame] | 35 | SkISize onISize() SK_OVERRIDE { |
commit-bot@chromium.org | d2623a1 | 2013-08-08 02:52:05 +0000 | [diff] [blame] | 36 | return SkISize::Make(800, 600); |
| 37 | } |
| 38 | |
mtklein | 72c9faa | 2015-01-09 10:06:39 -0800 | [diff] [blame] | 39 | void onDraw(SkCanvas* canvas) SK_OVERRIDE { |
commit-bot@chromium.org | d2623a1 | 2013-08-08 02:52:05 +0000 | [diff] [blame] | 40 | SkRegion::Op ops[] = { |
| 41 | SkRegion::kDifference_Op, |
| 42 | SkRegion::kIntersect_Op, |
| 43 | SkRegion::kUnion_Op, |
| 44 | SkRegion::kXOR_Op, |
| 45 | SkRegion::kReverseDifference_Op, |
| 46 | SkRegion::kReplace_Op, |
| 47 | }; |
| 48 | |
reed | bbf3e89 | 2014-06-20 11:33:59 -0700 | [diff] [blame] | 49 | SkRect rect = SkRect::MakeLTRB(fX1 - fR, fY - fR, fX2 + fR, fY + fR); |
commit-bot@chromium.org | d2623a1 | 2013-08-08 02:52:05 +0000 | [diff] [blame] | 50 | |
| 51 | SkPaint fillPaint; |
| 52 | |
| 53 | for (size_t i = 0; i < 4; i++) { |
reed | bbf3e89 | 2014-06-20 11:33:59 -0700 | [diff] [blame] | 54 | fCircle1.toggleInverseFillType(); |
commit-bot@chromium.org | d2623a1 | 2013-08-08 02:52:05 +0000 | [diff] [blame] | 55 | if (i % 2 == 0) { |
reed | bbf3e89 | 2014-06-20 11:33:59 -0700 | [diff] [blame] | 56 | fCircle2.toggleInverseFillType(); |
commit-bot@chromium.org | d2623a1 | 2013-08-08 02:52:05 +0000 | [diff] [blame] | 57 | } |
| 58 | |
| 59 | canvas->save(); |
| 60 | for (size_t op = 0; op < SK_ARRAY_COUNT(ops); op++) { |
| 61 | canvas->save(); |
| 62 | |
reed | bbf3e89 | 2014-06-20 11:33:59 -0700 | [diff] [blame] | 63 | canvas->clipPath(fCircle1, SkRegion::kReplace_Op); |
| 64 | canvas->clipPath(fCircle2, ops[op]); |
commit-bot@chromium.org | d2623a1 | 2013-08-08 02:52:05 +0000 | [diff] [blame] | 65 | |
| 66 | canvas->drawRect(rect, fillPaint); |
| 67 | |
| 68 | canvas->restore(); |
reed | bbf3e89 | 2014-06-20 11:33:59 -0700 | [diff] [blame] | 69 | canvas->translate(0, 2 * fY); |
commit-bot@chromium.org | d2623a1 | 2013-08-08 02:52:05 +0000 | [diff] [blame] | 70 | } |
| 71 | canvas->restore(); |
reed | bbf3e89 | 2014-06-20 11:33:59 -0700 | [diff] [blame] | 72 | canvas->translate(fX1 + fX2, 0); |
commit-bot@chromium.org | d2623a1 | 2013-08-08 02:52:05 +0000 | [diff] [blame] | 73 | } |
| 74 | } |
| 75 | |
| 76 | private: |
reed | bbf3e89 | 2014-06-20 11:33:59 -0700 | [diff] [blame] | 77 | typedef skiagm::GM INHERITED; |
commit-bot@chromium.org | d2623a1 | 2013-08-08 02:52:05 +0000 | [diff] [blame] | 78 | }; |
| 79 | |
| 80 | ////////////////////////////////////////////////////////////////////////////// |
| 81 | |
| 82 | DEF_GM( return new CircularClipsGM; ) |