| /* |
| * Copyright 2018 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "modules/sksg/include/SkSGScene.h" |
| |
| #include "include/core/SkCanvas.h" |
| #include "include/core/SkMatrix.h" |
| #include "include/core/SkPaint.h" |
| #include "modules/sksg/include/SkSGInvalidationController.h" |
| #include "modules/sksg/include/SkSGRenderNode.h" |
| |
| namespace sksg { |
| |
| Animator::Animator() = default; |
| Animator::~Animator() = default; |
| |
| void Animator::tick(float t) { |
| this->onTick(t); |
| } |
| |
| GroupAnimator::GroupAnimator(AnimatorList&& animators) |
| : fAnimators(std::move(animators)) {} |
| |
| void GroupAnimator::onTick(float t) { |
| for (const auto& a : fAnimators) { |
| a->tick(t); |
| } |
| } |
| |
| std::unique_ptr<Scene> Scene::Make(sk_sp<RenderNode> root, AnimatorList&& anims) { |
| return root ? std::unique_ptr<Scene>(new Scene(std::move(root), std::move(anims))) : nullptr; |
| } |
| |
| Scene::Scene(sk_sp<RenderNode> root, AnimatorList&& animators) |
| : fRoot(std::move(root)) |
| , fAnimators(std::move(animators)) {} |
| |
| Scene::~Scene() = default; |
| |
| void Scene::render(SkCanvas* canvas) const { |
| // Ensure the SG is revalidated. |
| // Note: this is a no-op if the scene has already been revalidated - e.g. in animate(). |
| fRoot->revalidate(nullptr, SkMatrix::I()); |
| fRoot->render(canvas); |
| } |
| |
| void Scene::animate(float t, InvalidationController* ic) { |
| for (const auto& anim : fAnimators) { |
| anim->tick(t); |
| } |
| |
| fRoot->revalidate(ic, SkMatrix::I()); |
| } |
| |
| const RenderNode* Scene::nodeAt(const SkPoint& p) const { |
| return fRoot->nodeAt(p); |
| } |
| |
| } // namespace sksg |