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Diffstat (limited to 'modules/sksg/src/SkSGScene.cpp')
-rw-r--r-- | modules/sksg/src/SkSGScene.cpp | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/modules/sksg/src/SkSGScene.cpp b/modules/sksg/src/SkSGScene.cpp new file mode 100644 index 0000000000..8d7e0b369b --- /dev/null +++ b/modules/sksg/src/SkSGScene.cpp @@ -0,0 +1,70 @@ +/* + * 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 "SkSGScene.h" + +#include "SkCanvas.h" +#include "SkMatrix.h" +#include "SkPaint.h" +#include "SkSGInvalidationController.h" +#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 { + InvalidationController ic; + fRoot->revalidate(&ic, SkMatrix::I()); + fRoot->render(canvas); + + if (fShowInval) { + SkPaint fill, stroke; + fill.setAntiAlias(true); + fill.setColor(0x40ff0000); + stroke.setAntiAlias(true); + stroke.setColor(0xffff0000); + stroke.setStyle(SkPaint::kStroke_Style); + + for (const auto& r : ic) { + canvas->drawRect(r, fill); + canvas->drawRect(r, stroke); + } + } +} + +void Scene::animate(float t) { + for (const auto& anim : fAnimators) { + anim->tick(t); + } +} + +} // namespace sksg |