// $Id: plugin.h 1282 2006-06-09 09:46:49Z alex $ // This files defines various items required by the plug in manager // At present, this includes:- /* @@tag:xara-cn@@ DO NOT MODIFY THIS LINE ================================XARAHEADERSTART=========================== Xara LX, a vector drawing and manipulation program. Copyright (C) 1993-2006 Xara Group Ltd. Copyright on certain contributions may be held in joint with their respective authors. See AUTHORS file for details. LICENSE TO USE AND MODIFY SOFTWARE ---------------------------------- This file is part of Xara LX. Xara LX is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License version 2 as published by the Free Software Foundation. Xara LX and its component source files are distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 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Xara Group Ltd, Gaddesden Place, Hemel Hempstead, HP2 6EX, UK. http://www.xara.com/ =================================XARAHEADEREND============================ */ // PlugInItem // This defines the basic requirements to store details on a plug-in // PlugInPath // This defines a stored path which is defined by the user and then // parsed for plug-ins. // PlugInPathList // This stores the list of PlugInPath items. #ifndef INC_PLUGINITEM #define INC_PLUGINITEM //#include "list.h" - in camtypes.h [AUTOMATICALLY REMOVED] //#include "pathname.h" - in camtypes.h [AUTOMATICALLY REMOVED] class KernelBitmap; class Document; // Define the current types of plug-in that we know about typedef enum TypeOfPlugIn { PLUGIN_PHOTOSHOP = 0, // PhotoShop bitmap effect plug-ins PLUGIN_XTRA, // FreeHand Xtra plug-ins PLUGIN_BFX, // Built in bitmap effect plug-ins PLUGIN_UNKNOWN }; /************************************************************************************** > class PlugInItem : public ListItem Author: Neville_Humphrys (Xara Group Ltd) Created: 10/12/96 Purpose: Provides the minimum requirement to store details on a plug-in. **************************************************************************************/ class PlugInItem : public ListItem { // Declare the class for memory tracking CC_DECLARE_DYNAMIC(PlugInItem); public: // Construction and destruction PlugInItem(); // return a string describing a unique identifier for the plug-ins this handler is interested in virtual String_32 GetUniqueID() const = 0; // return a unique type for this kind of plug-in virtual TypeOfPlugIn GetTypeOfPlugIn() const = 0; public: // Get useful details on a plug-in INT32 GetPathNameID() { return m_PathNameID; } const String_32& GetModuleName() { return m_ModuleName; } const String_32& GetFilterName() { return m_FilterName; } const String_32& GetFamilyName() { return m_FamilyName; } const String_32& GetPlugInName() { return m_PlugInName; } const // String_32& GetOpToken() { return m_OpToken; } const // Set useful details on a plug-in, should only be done by the plug-in handler void SetPathNameID( const INT32 NewID ) { m_PathNameID = NewID; } void SetModuleName( const String_32& NewName ) { m_ModuleName = NewName; } void SetFilterName( const String_32& NewName ) { m_FilterName = NewName; } void SetFamilyName( const String_32& NewName ) { m_FamilyName = NewName; } void SetPlugInName( const String_32& NewName ) { m_PlugInName = NewName; } // void SetOpToken( const String_32& NewName ) { m_OpToken = NewName; } protected: INT32 m_PathNameID; // ID of the pathname that we are associated with String_32 m_ModuleName; // Filename of module String_32 m_FilterName; // Filter name String_32 m_FamilyName; // Family or Main menu name String_32 m_PlugInName; // Plug-in name or Sub menu name // String_32 m_OpToken; // Plug-in name or Sub menu name public: // Operations available // Find out about a plug-in virtual BOOL About(); virtual BOOL Apply(KernelBitmap *pInputBitmap, Document* pDocument, KernelBitmap **ppOutputBitmap = NULL); virtual BOOL ApplyLastFilter(KernelBitmap *pInputBitmap, Document* pDocument, KernelBitmap **ppOutputBitmap = NULL); // Checking if a bitmap's colour depth is suitable virtual BOOL IsBitmapModeOk(INT32 ColourDepth, BOOL GreyScale); }; /************************************************************************************** > class PlugInPath : public ListItem Author: Neville_Humphrys (Xara Group Ltd) Created: 9/12/96 Purpose: Represents a pathname object that the user has requested that all plug-ins be loaded in from. SeeAlso: PlugInPathList; **************************************************************************************/ class PlugInPath : public ListItem { CC_DECLARE_DYNAMIC(PlugInPath) public: // Adds a newly saved pathname to the list PlugInPath( const PathName& NewPath, INT32 ID, BOOL IsHidden = FALSE); PathName GetPathName() const { return m_Path; } String_256 GetPathNameAsString() const { return m_Path.GetPath(); } INT32 GetPathNameID() { return m_PathNameID; } BOOL IsHidden() { return m_IsHidden; } protected: // Pointer to the pathname to use. PathName m_Path; INT32 m_PathNameID; BOOL m_IsHidden; }; /************************************************************************************** > class PlugInPathList : public List Author: Neville_Humphrys (Xara Group Ltd) Created: 9/12/96 Purpose: Holds a list of Pathnames that the PlugInManager will use to search for plug-ins. The list is set up by the user in the plug-ins options tab. SeeAlso: PlugInPath; **************************************************************************************/ class PlugInPathList : public List { CC_DECLARE_DYNAMIC(PlugInPathList) public: PlugInPathList(); ~PlugInPathList(); // When searching the pathname list, you MUST use the following // as otherwise you will get unknown effects PlugInPath * GetFirstPath(); PlugInPath * GetNextPath( const PlugInPath * pCurrentItem); PlugInPath *AddPathName( const PathName& NewPath, BOOL IsHidden = FALSE); BOOL DeletePathName( const PathName& OldPath ); BOOL RemoveHiddenItems(); protected: INT32 m_IDCounter; }; #endif // INC_PLUGINITEM