Layer.h

// Copyright (c) 2016-2018 Kiwano - Nomango
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
 
#pragma once
#include <kiwano/2d/LayerActor.h>
 
namespace kiwano
{
namespace imgui
{
 
using Pipeline = Function<void()>;
 
class Layer : public LayerActor
{
public:
    Layer();
 
    Layer(StringView name, const Pipeline& item);
 
    virtual ~Layer();
 
    void AddItem(StringView name, const Pipeline& item);
 
    void RemoveItem(StringView name);
 
    // 移除所有元素
    void RemoveAllItems();
 
public:
    void OnRender(RenderContext& ctx) override;
 
    bool CheckVisibility(RenderContext& ctx) const override;
 
private:
    Map<String, Pipeline> pipelines_;
};
}  // namespace imgui
}  // namespace kiwano