41 lines
1.3 KiB
C++
41 lines
1.3 KiB
C++
#pragma once
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#include <unordered_map>
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#include "../BlockState.h"
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/** Parses and holds a collection of block types and their possible states
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together with their corresponding Id within the Minecraft network protocol. */
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class ProtocolBlockTypePalette
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{
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public:
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static const UInt32 NOT_FOUND = UINT32_MAX;
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/** Create a new empty instance. */
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ProtocolBlockTypePalette();
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/** Loads the palette from a string.
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See loadFromStream() for further details. */
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bool loadFromString(const AString & aMapping);
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/** Loads the palette from an input stream.
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Returns `true` on success, `false` otherwise. Sucessive calls to this method
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will _add_ data to the palette. If duplicate keys are encountered, they will
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be ignored and an info message logged. */
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bool loadFromStream(std::istream & aInputStream);
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/** Returns the defined index corresponding of the given aBlockTypeName and
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aBlockState.
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Returns ProtocolBlockTypePalette::NOT_FOUND if the tuple is not found. */
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UInt32 index(const AString & aBlockTypeName, const BlockState & aBlockState) const;
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/** Clears the palette. */
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void clear();
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protected:
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/** The palette index. Each item in the map represents a single block state
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palette entry. The value is the block state ID. */
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std::unordered_map<AString, std::map<BlockState, UInt32>> mIndex;
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};
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