MaterialBatchTarget.h

浏览该文件的文档.

#pragma once
 
#include "graphics/material/editing/MaterialTarget.h"
 
#include <span>
 
namespace eve::material_editing {
 
class IMaterialBatchRuntimeSink {
public:
    virtual ~IMaterialBatchRuntimeSink() = default;
    [[nodiscard]] virtual Result<void> publish(std::span<const MaterialDocumentTarget> candidates) = 0;
};
 
class EVENGINE_API_BACKENDS MaterialBatchTarget final : public ::eve::editing::EditableTargetState,
                                                        public virtual IEditableTarget,
                                                        public IDomainOperationTarget,
                                                        public IDomainOperationTargetStaging,
                                                        public IPropertyProvider,
                                                        public editing::IEditingSnapshotProvider {
public:
    MaterialBatchTarget(std::string id, std::vector<MaterialDocumentTarget> materials,
                        IMaterialBatchRuntimeSink* sink = nullptr);
 
    TargetId         targetId() const override { return TargetId(id_); }
    TargetDescriptor describe() const override;
    void*                            queryCapability(const CapabilityId& capability) override;
    [[nodiscard]] Result<void> applyDomainOperation(const DomainOperation& operation) override;
    [[nodiscard]] std::unique_ptr<IDomainOperationTarget> cloneDomainState() const override;
    [[nodiscard]] Result<void> commitDomainState(std::unique_ptr<IDomainOperationTarget> candidate) override;
    [[nodiscard]] eve::Result<eve::Revision> currentRevision(const SelectionSnapshot& selection) const override;
    PropertySchema                           schema(const SelectionSnapshot& selection) const override;
    PropertyReadResult read(const SelectionSnapshot& selection, const PropertyPath& path) const override;
    [[nodiscard]] Result<DomainOperation> makeSet(const SelectionSnapshot& selection, const PropertyPath& path,
                                                        const EditorValue& value, PropertySetMode mode) const override;
    [[nodiscard]] Result<DomainOperation> makeReset(const SelectionSnapshot& selection,
                                                          const PropertyPath&      path) const override;
    EditorValue                                 snapshotValue() const override;
 
    std::vector<editing::StableId> materialIds() const;
 
private:
    [[nodiscard]] Result<std::vector<std::size_t>> selectedIndices(const SelectionSnapshot& selection) const;
    [[nodiscard]] Result<DomainOperation>          replacement(std::vector<MaterialDocumentTarget> candidates,
                                                                     const PropertyPath&                 path) const;
    [[nodiscard]] Result<void> publishAndAdopt(std::vector<MaterialDocumentTarget> candidates,
                                                     editing::Revision candidateRevision,
                                                     const EditRegion& candidateDirty);
 
    std::string                         id_;
    std::vector<MaterialDocumentTarget> materials_;
    IMaterialBatchRuntimeSink*          sink_ = nullptr;
};
 
}  // namespace eve::material_editing