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# 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