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# tools/rulebase.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_RULEBASE__
    00021 #define __CEL_RULEBASE__
    00022
    00023 #include "cstypes.h"
    00024 #include "csutil/scf.h"
    00025 #include "csutil/ref.h"
    00026 #include "csutil/hash.h"
    00027
    00028 struct iCelExpression;
    00029
    00033 struct iCelRule : public virtual iBase
    00034 {
    00035   SCF_INTERFACE (iCelRule, 0, 0, 1);
    00036
    00040   virtual const char* GetName () const = 0;
    00041
    00045   virtual const char* GetVariable () const = 0;
    00046
    00050   virtual void SetVariable (const char* var) = 0 ;
    00051
    00056   virtual size_t GetVariableIndex () = 0;
    00057
    00061   virtual iCelExpression* GetExpression () = 0;
    00062
    00066   virtual void SetExpression (iCelExpression* expr) = 0;
    00067
    00071   virtual csStringID GetPriority () = 0;
    00072
    00076   virtual void SetPriority (csStringID priority) = 0;
    00077
    00081   virtual size_t GetPriorityNumber () const = 0;
    00082 };
    00083
    00085 typedef csHash<csRef<iCelRule>,csStrKey> celRuleHash;
    00086
    00090 struct iCelRuleBase : public virtual iBase
    00091 {
    00092   SCF_INTERFACE (iCelRuleBase, 0, 0, 1);
    00093
    00097   virtual iCelRule* CreateRule (const char* name) = 0;
    00098
    00102   virtual iCelRule* FindRule (const char* name) = 0;
    00103
    00107   virtual const celRuleHash& GetRules () const = 0;
    00108
    00112   virtual void DeleteRule (iCelRule* rule) = 0;
    00113
    00117   virtual void ClearPriorityTable () = 0;
    00118
    00124   virtual void AddPriority (csStringID priority) = 0;
    00125 };
    00126
    00127 #endif // __CEL_RULEBASE__
    00128