blob: ba5c47b3c88a19e1fe5e2c07cc302caf46fe65c8 [file] [log] [blame]
/*
* Copyright 2017 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkSGGroup_DEFINED
#define SkSGGroup_DEFINED
#include "modules/sksg/include/SkSGRenderNode.h"
#include <vector>
namespace sksg {
/**
* Concrete node, grouping together multiple descendants.
*/
class Group : public RenderNode {
public:
static sk_sp<Group> Make() {
return sk_sp<Group>(new Group(std::vector<sk_sp<RenderNode>>()));
}
static sk_sp<Group> Make(std::vector<sk_sp<RenderNode>> children) {
return sk_sp<Group>(new Group(std::move(children)));
}
void addChild(sk_sp<RenderNode>);
void removeChild(const sk_sp<RenderNode>&);
size_t size() const { return fChildren.size(); }
bool empty() const { return fChildren.empty(); }
void clear();
protected:
explicit Group(std::vector<sk_sp<RenderNode>>);
~Group() override;
void onRender(SkCanvas*, const RenderContext*) const override;
const RenderNode* onNodeAt(const SkPoint&) const override;
SkRect onRevalidate(InvalidationController*, const SkMatrix&) override;
private:
std::vector<sk_sp<RenderNode>> fChildren;
typedef RenderNode INHERITED;
};
} // namespace sksg
#endif // SkSGGroup_DEFINED