cca86f386c
Instead of a flat animator space, introduce animator groups. This allows us to encapsulate layer animators and only dispatch ticks when their owning layer is active. TBR= Change-Id: I1fc8a55abf68a712b71969bb1a11275dbe54c236 Reviewed-on: https://skia-review.googlesource.com/101201 Reviewed-by: Florin Malita <fmalita@chromium.org> Commit-Queue: Florin Malita <fmalita@chromium.org>
71 lines
1.6 KiB
C++
71 lines
1.6 KiB
C++
/*
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* Copyright 2018 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "SkSGScene.h"
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#include "SkCanvas.h"
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#include "SkMatrix.h"
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#include "SkPaint.h"
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#include "SkSGInvalidationController.h"
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#include "SkSGRenderNode.h"
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namespace sksg {
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Animator::Animator() = default;
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Animator::~Animator() = default;
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void Animator::tick(float t) {
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this->onTick(t);
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}
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GroupAnimator::GroupAnimator(AnimatorList&& animators)
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: fAnimators(std::move(animators)) {}
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void GroupAnimator::onTick(float t) {
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for (const auto& a : fAnimators) {
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a->tick(t);
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}
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}
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std::unique_ptr<Scene> Scene::Make(sk_sp<RenderNode> root, AnimatorList&& anims) {
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return root ? std::unique_ptr<Scene>(new Scene(std::move(root), std::move(anims))) : nullptr;
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}
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Scene::Scene(sk_sp<RenderNode> root, AnimatorList&& animators)
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: fRoot(std::move(root))
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, fAnimators(std::move(animators)) {}
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Scene::~Scene() = default;
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void Scene::render(SkCanvas* canvas) const {
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InvalidationController ic;
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fRoot->revalidate(&ic, SkMatrix::I());
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fRoot->render(canvas);
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if (fShowInval) {
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SkPaint fill, stroke;
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fill.setAntiAlias(true);
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fill.setColor(0x40ff0000);
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stroke.setAntiAlias(true);
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stroke.setColor(0xffff0000);
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stroke.setStyle(SkPaint::kStroke_Style);
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for (const auto& r : ic) {
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canvas->drawRect(r, fill);
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canvas->drawRect(r, stroke);
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}
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}
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}
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void Scene::animate(float t) {
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for (const auto& anim : fAnimators) {
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anim->tick(t);
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}
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}
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} // namespace sksg
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