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109 lines
2.2 KiB
109 lines
2.2 KiB
#ifndef __PCB_EXPR_EVALUATOR_H
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#define __PCB_EXPR_EVALUATOR_H
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#include <unordered_map>
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#include <property.h>
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#include <property_mgr.h>
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#include <libeval_compiler/libeval_compiler.h>
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class BOARD_ITEM;
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class PCB_EXPR_VAR_REF;
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class PCB_EXPR_UCODE : public LIBEVAL::UCODE
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{
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public:
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virtual LIBEVAL::VAR_REF* createVarRef( LIBEVAL::COMPILER *aCompiler,
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const std::string& var, const std::string& field ) override;
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virtual FUNC_PTR createFuncCall( LIBEVAL::COMPILER* aCompiler, const std::string& name ) override;
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void SetItems( BOARD_ITEM* a, BOARD_ITEM* b = nullptr )
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{
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m_items[0] = a;
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m_items[1] = b;
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}
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BOARD_ITEM* GetItem( int index ) const
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{
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return m_items[index];
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}
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private:
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BOARD_ITEM* m_items[2];
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};
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class PCB_EXPR_VAR_REF : public LIBEVAL::VAR_REF
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{
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public:
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PCB_EXPR_VAR_REF( int aItemIndex ) :
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m_itemIndex( aItemIndex ),
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m_isEnum( false )
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{
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//printf("*** createVarRef %p %d\n", this, aItemIndex );
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}
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void SetIsEnum( bool s ) { m_isEnum = s; }
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bool IsEnum() const { return m_isEnum; }
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void SetType( LIBEVAL::VAR_TYPE_T type )
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{
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m_type = type;
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}
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void AddAllowedClass( TYPE_ID type_hash, PROPERTY_BASE* prop )
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{
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m_matchingTypes[type_hash] = prop;
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}
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virtual LIBEVAL::VAR_TYPE_T GetType( LIBEVAL::UCODE* aUcode ) override
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{
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return m_type;
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}
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virtual LIBEVAL::VALUE GetValue( LIBEVAL::UCODE* aUcode ) override;
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BOARD_ITEM* GetObject( LIBEVAL::UCODE* aUcode ) const;
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private:
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std::unordered_map<TYPE_ID, PROPERTY_BASE*> m_matchingTypes;
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int m_itemIndex;
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LIBEVAL::VAR_TYPE_T m_type;
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bool m_isEnum;
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};
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class PCB_EXPR_COMPILER : public LIBEVAL::COMPILER
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{
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public:
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PCB_EXPR_COMPILER();
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};
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class PCB_EXPR_EVALUATOR
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{
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public:
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PCB_EXPR_EVALUATOR();
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~PCB_EXPR_EVALUATOR();
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bool Evaluate( const wxString& aExpr );
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int Result() const
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{
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return m_result;
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}
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wxString GetErrorString();
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private:
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bool m_error;
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int m_result;
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PCB_EXPR_COMPILER m_compiler;
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PCB_EXPR_UCODE m_ucode;
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};
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#endif
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