| 1 | /* | 
|---|---|
| 2 | * Copyright 2018 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 "modules/sksg/include/SkSGScene.h" | 
| 9 | |
| 10 | #include "include/core/SkCanvas.h" | 
| 11 | #include "include/core/SkMatrix.h" | 
| 12 | #include "include/core/SkPaint.h" | 
| 13 | #include "modules/sksg/include/SkSGInvalidationController.h" | 
| 14 | #include "modules/sksg/include/SkSGRenderNode.h" | 
| 15 | |
| 16 | namespace sksg { | 
| 17 | |
| 18 | std::unique_ptr<Scene> Scene::Make(sk_sp<RenderNode> root) { | 
| 19 | return root ? std::unique_ptr<Scene>(new Scene(std::move(root))) : nullptr; | 
| 20 | } | 
| 21 | |
| 22 | Scene::Scene(sk_sp<RenderNode> root) : fRoot(std::move(root)) {} | 
| 23 | |
| 24 | Scene::~Scene() = default; | 
| 25 | |
| 26 | void Scene::render(SkCanvas* canvas) const { | 
| 27 | // Ensure the SG is revalidated. | 
| 28 | // Note: this is a no-op if the scene has already been revalidated - e.g. in animate(). | 
| 29 | fRoot->revalidate(nullptr, SkMatrix::I()); | 
| 30 | |
| 31 | fRoot->render(canvas); | 
| 32 | } | 
| 33 | |
| 34 | void Scene::revalidate(InvalidationController* ic) { | 
| 35 | fRoot->revalidate(ic, SkMatrix::I()); | 
| 36 | } | 
| 37 | |
| 38 | const RenderNode* Scene::nodeAt(const SkPoint& p) const { | 
| 39 | return fRoot->nodeAt(p); | 
| 40 | } | 
| 41 | |
| 42 | } // namespace sksg | 
| 43 | 
