80 lines
1.7 KiB
C++
80 lines
1.7 KiB
C++
#pragma once
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#include <mbgl/util/color.hpp>
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#include <mbgl/util/identity.hpp>
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#include <memory>
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#include <vector>
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namespace mbgl {
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class ChangeRequest;
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class LayerGroup;
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class RenderOrchestrator;
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using ChangeRequestPtr = std::shared_ptr<ChangeRequest>;
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using UniqueChangeRequest = std::unique_ptr<ChangeRequest>;
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using UniqueChangeRequestVec = std::vector<UniqueChangeRequest>;
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using LayerGroupPtr = std::shared_ptr<LayerGroup>;
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namespace gfx {
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class Drawable;
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using DrawablePtr = std::shared_ptr<Drawable>;
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} // namespace gfx
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/**
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Base class for changes to be made to the scene
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*/
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class ChangeRequest {
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protected:
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ChangeRequest() = default;
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public:
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virtual ~ChangeRequest() = default;
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virtual void execute(RenderOrchestrator &) = 0;
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};
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/**
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Base for change requests based on an ID reference
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*/
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class RefChangeRequest : public ChangeRequest {
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protected:
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RefChangeRequest(util::SimpleIdentity id_)
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: id(id_) {}
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RefChangeRequest(const RefChangeRequest &) = default;
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util::SimpleIdentity id;
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};
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/**
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Add a new layer group to the scene
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*/
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class AddLayerGroupRequest : public ChangeRequest {
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public:
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AddLayerGroupRequest(LayerGroupPtr layerGroup_, bool canReplace);
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AddLayerGroupRequest(AddLayerGroupRequest &&other);
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void execute(RenderOrchestrator &) override;
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protected:
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LayerGroupPtr layerGroup;
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bool replace;
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};
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/**
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Remove a layer group from the scene
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*/
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class RemoveLayerGroupRequest : public ChangeRequest {
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public:
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RemoveLayerGroupRequest(int32_t layerIndex_)
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: layerIndex(layerIndex_) {}
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RemoveLayerGroupRequest(const RemoveLayerGroupRequest &) = default;
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void execute(RenderOrchestrator &) override;
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protected:
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int32_t layerIndex;
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};
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} // namespace mbgl
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