CEL

Public API Reference

tools/expression.h

00001 /*
00002     Crystal Space Entity Layer
00003     Copyright (C) 2006 by Jorrit Tyberghein
00004   
00005     This library is free software; you can redistribute it and/or
00006     modify it under the terms of the GNU Library General Public
00007     License as published by the Free Software Foundation; either
00008     version 2 of the License, or (at your option) any later version.
00009   
00010     This library is distributed in the hope that it will be useful,
00011     but WITHOUT ANY WARRANTY; without even the implied warranty of
00012     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013     Library General Public License for more details.
00014   
00015     You should have received a copy of the GNU Library General Public
00016     License along with this library; if not, write to the Free
00017     Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
00018 */
00019 
00020 #ifndef __CEL_TOOLS_EXPRESSION__
00021 #define __CEL_TOOLS_EXPRESSION__
00022 
00023 #include "cstypes.h"
00024 #include "csutil/scf.h"
00025 #include "csutil/stringarray.h"
00026 
00027 #include "physicallayer/datatype.h"
00028 
00029 class csVector2;
00030 class csVector3;
00031 class csColor;
00032 
00036 struct iCelExpression : virtual public iBase
00037 {
00038   SCF_INTERFACE (iCelExpression, 0, 0, 1);
00039 
00046   virtual bool Execute (iCelEntity* entity, celData& ret) = 0;
00047 
00052   virtual size_t FindLocalVariable (const char* name) const = 0;
00053 
00057   virtual const csStringArray& GetLocalVariables () const = 0;
00058 
00060   virtual void SetLocalVariable (size_t idx, const celData& value) = 0;
00062   virtual void SetLocalVariableLong (size_t idx, int32 value) = 0;
00064   virtual void SetLocalVariableULong (size_t idx, uint32 value) = 0;
00066   virtual void SetLocalVariableFloat (size_t idx, float value) = 0;
00068   virtual void SetLocalVariableBool (size_t idx, bool value) = 0;
00070   virtual void SetLocalVariableString (size_t idx, const char* value) = 0;
00072   virtual void SetLocalVariableVector2 (size_t idx, const csVector2& value) = 0;
00074   virtual void SetLocalVariableVector3 (size_t idx, const csVector3& value) = 0;
00076   virtual void SetLocalVariableColor (size_t idx, const csColor& value) = 0;
00077 };
00078 
00079 
00084 struct iCelExpressionParser : virtual public iBase
00085 {
00086   SCF_INTERFACE (iCelExpressionParser, 0, 0, 1);
00087 
00092   virtual csPtr<iCelExpression> Parse (const char* string) = 0;
00093 };
00094 
00095 #endif // __CEL_TOOLS_EXPRESSION__
00096 

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