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Florian Rival
118 lines
2.8 KiB
C++
118 lines
2.8 KiB
C++
/*
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* GDevelop Core
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* Copyright 2008-2016 Florian Rival (Florian.Rival@gmail.com). All rights
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* reserved. This project is released under the MIT License.
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*/
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#pragma once
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#include <vector>
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#include "GDCore/Project/Layer.h"
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#include "GDCore/Project/MemoryTrackedRegistry.h"
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#include "GDCore/String.h"
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namespace gd {
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/**
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* \brief Contains the layers for a scene or a custom object.
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*
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* \ingroup PlatformDefinition
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*/
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class GD_CORE_API LayersContainer {
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public:
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LayersContainer();
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LayersContainer(const LayersContainer& other) : layers(other.layers) {};
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LayersContainer& operator=(const LayersContainer& other) {
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if (this != &other) {
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layers = other.layers;
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}
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return *this;
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}
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/**
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* \brief Return true if the layer called "name" exists.
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*/
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bool HasLayerNamed(const gd::String& name) const;
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/**
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* \brief Return a reference to the layer called "name".
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*/
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Layer& GetLayer(const gd::String& name);
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/**
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* \brief Return a reference to the layer called "name".
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*/
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const Layer& GetLayer(const gd::String& name) const;
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/**
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* \brief Return a reference to the layer at position "index" in the layers
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* list.
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*/
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Layer& GetLayer(std::size_t index);
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/**
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* \brief Return a reference to the layer at position "index" in the layers
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* list.
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*/
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const Layer& GetLayer(std::size_t index) const;
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/**
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* \brief Return the position of the layer called "name" in the layers list.
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*/
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std::size_t GetLayerPosition(const gd::String& name) const;
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/**
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* The number of layers.
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*/
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std::size_t GetLayersCount() const;
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/**
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* Add a new empty the layer sheet called "name" at the specified
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* position in the layers list.
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*/
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void InsertNewLayer(const gd::String& name, std::size_t position);
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/**
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* Add a new layer constructed from the layer passed as parameter.
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*
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* \param theLayer The layer that must be copied and inserted.
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* \param position Insertion position.
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*/
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void InsertLayer(const Layer& theLayer, std::size_t position);
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/**
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* Delete the layer named "name".
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*/
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void RemoveLayer(const gd::String& name);
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/**
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* Swap the position of the specified layers.
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*/
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void SwapLayers(std::size_t firstLayerIndex, std::size_t secondLayerIndex);
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/**
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* Change the position of the specified layer.
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*/
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void MoveLayer(std::size_t oldIndex, std::size_t newIndex);
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void Reset();
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/**
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* \brief Serialize the layers.
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*/
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void SerializeLayersTo(SerializerElement& element) const;
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/**
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* \brief Unserialize the layers.
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*/
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void UnserializeLayersFrom(const SerializerElement& element);
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private:
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static gd::Layer badLayer; ///< Null object, returned when GetLayer can not
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///< find an appropriate layer.
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std::vector<gd::Layer> layers; ///< Layers
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gd::MemoryTracked _memoryTracked{this, "LayersContainer"};
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};
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} // namespace gd
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