| /* |
| * Copyright 2017 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "gm.h" |
| |
| static void saveLayer(SkCanvas* canvas, SkScalar l, SkScalar t, SkScalar r, SkScalar b) { |
| uint32_t flag = 1U << 31; |
| SkRect rect = SkRect::MakeLTRB(l, t, r, b); |
| canvas->saveLayer({ &rect, nullptr, nullptr, flag }); |
| } |
| |
| static void do_draw(SkCanvas* canvas) { |
| SkPaint paint; |
| SkRandom rand; |
| |
| SkAutoCanvasRestore acr(canvas, true); |
| for (int i = 0; i < 20; ++i) { |
| paint.setColor(rand.nextU() | (0xFF << 24)); |
| canvas->drawRect({ 15, 15, 290, 40 }, paint); |
| canvas->translate(0, 30); |
| } |
| } |
| |
| DEF_SIMPLE_GM(savelayer_unclipped, canvas, 320, 640) { |
| const SkScalar L = 10; |
| const SkScalar T = 10; |
| const SkScalar R = 310; |
| const SkScalar B = 630; |
| |
| canvas->clipRect({ L, T, R, B }); |
| |
| for (int i = 0; i < 100; ++i) { |
| SkAutoCanvasRestore acr(canvas, true); |
| saveLayer(canvas, L, T, R, T + 20); |
| saveLayer(canvas, L, B - 20, R, B); |
| do_draw(canvas); |
| } |
| } |