// $Id: impcol.h 1282 2006-06-09 09:46:49Z alex $ /* @@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. See the GNU General Public License for more details. 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Xara Group Ltd, Gaddesden Place, Hemel Hempstead, HP2 6EX, UK. http://www.xara.com/ =================================XARAHEADEREND============================ */ // Encapsulates a set of colours imported from a file. #ifndef INC_IMPCOL #define INC_IMPCOL //#include "list.h" - in camtypes.h [AUTOMATICALLY REMOVED] //#include "listitem.h" - in camtypes.h [AUTOMATICALLY REMOVED] #include "colourix.h" //#include "colmodel.h" - in camtypes.h [AUTOMATICALLY REMOVED] class ColourListComponent; /******************************************************************************************** < ImportedNewColour Author: Ben_Summers (Xara Group Ltd) Created: 18 03 95 Purpose: A structure to hold a new colour, which can be represented in any colour model. Uses a ColourGeneric which must be cast because C++ can't do unions in any useful way. SeeAlso: ImportedColours ********************************************************************************************/ typedef struct { ColourModel Model; ColourGeneric Colour; } ImportedNewColour; /******************************************************************************************** > class NewColour : public ListItem Author: Tim_Browse (Xara Group Ltd) Created: 30/11/94 Purpose: Represents a new colour object to be added to a document after a file has beeen imported. It holds information on whether the colour name will need to be mangled SeeAlso: NewColourList; ImportedColours ********************************************************************************************/ class NewColour : public ListItem { CC_DECLARE_MEMDUMP(NewColour) public: NewColour(IndexedColour*, BOOL); // Adds a colour to the list which duplicates this name BOOL AddDuplicateColour(IndexedColour **pNewCol, BOOL AlreadyExists); // Pointer to the new colour - can point to a colour that already exists in the document. IndexedColour *pCol; // This is TRUE if this colour is one that already exists in the document. // (i.e. pCol points to a colour that is in the document) BOOL AlreadyExistsInDoc; // TRUE if colour *name* has been defined more than once in the file being imported. // In this case, there is a list of such dupes (see pNextDuplicate, below) BOOL Duplicate; // Cached CMYK definition for comparing colours on CMYK values. PColourCMYK ColDefn; // If Duplicate is TRUE, this points to another imported colour that uses the same // name as this one. Hence we have a simple one-way linked list here - this is // enough for our purposes. NewColour *pNextDuplicate; // New bits for native/web file filter // If loaded - this will be the record number that the colour definition has been loaded from // If unsaved - this will be zero to indicate the fact that this colour has not been imported INT32 RecordNumber; // the desired entry number for this colour in the list UINT32 EntryNumber; }; /******************************************************************************************** > class NewColourList : public List Author: Tim_Browse (Xara Group Ltd) Created: 30/11/94 Purpose: Holds a list of colours that are imported while importing a file into a Camelot document. SeeAlso: NewColour; ImportedColours ********************************************************************************************/ class NewColourList : public List { CC_DECLARE_MEMDUMP(NewColourList) public: NewColour *AddColour(IndexedColour *pCol, BOOL AlreadyExists); // We need to over-ride this because some items hold more than one colour. DWORD GetCount() const; }; class NewColourInfo { public: NewColourInfo(); public: // Field that says what kind of colour this is. IndexedColourType Type; // Flag for each colour component - defaults to no inheritance at all - only used // if Type is NEWCOLOUR_LINKED. BOOL Inherits[4]; // Tint value - only used if Type is COLOURTYPE_TINT. // (defaults to 100%, i.e. original colour) FIXED24 TintValue; FIXED24 ShadeValue; // Tint modifier - if it is COLOURTYPE_TINT, this flag is TRUE if the tint is really a shade! // (Shades are treated as special cases of tints for historical reasons) BOOL TintIsShade; // New bits for native/web file filter // Flags whether this colour is being imported by the web/native filter and therefore // has a different way of defining the parent colour BOOL WebNativeColour; // Pointer to the colour that has been imported. IndexedColour *pParentCol; // If loaded - this will be the record number that the colour definition has been loaded from // If unsaved - this will be zero to indicate the fact that this colour has not been imported INT32 RecordNumber; // the desired entry number for this colour in the list UINT32 EntryNumber; }; /******************************************************************************************** > class ColourImportContext : public List Author: Tim_Browse (Xara Group Ltd) Created: 01/12/94 Purpose: Provides a colour context to use when importing colours, which allows us to easily import arbitrarily nested linked colours. SeeAlso: ContextItem; ImportedColours ********************************************************************************************/ class ColourImportContext : public List { CC_DECLARE_MEMDUMP(ColourImportContext); public: ColourImportContext(); ~ColourImportContext(); BOOL Init(); void SetContext(IndexedColour*); IndexedColour *GetContext(); BOOL SaveContext(); BOOL RestoreContext(); BOOL RestoreContextTo(UINT32); }; /******************************************************************************************** > class ImportedColours : public CCObject Author: Tim_Browse (Xara Group Ltd) Created: 30/11/94 Purpose: Encapsulate the process of importing a number of colours into a document. This object maintains a list of colours to be imported, and implicitly handles all the merging/duplication problems that may occur. SeeAlso: NewColour; NewColourList ********************************************************************************************/ class ImportedColours : public CCObject { CC_DECLARE_MEMDUMP(ImportedColours) public: ImportedColours(ColourListComponent*, BOOL); ~ImportedColours(); BOOL Init(); // Overloaded functions to add new colours to the table. BOOL AddColour(const String_64 *pColName, ColourCMYK *pCMYK, NewColourInfo *pLinkInfo = NULL); BOOL AddColour(const String_64 *pColName, ColourRGBT *pRGB, NewColourInfo *pLinkInfo = NULL); BOOL AddColour(const String_64 *pColName, ColourHSVT *pHSV, NewColourInfo *pLinkInfo = NULL); BOOL AddColour(const String_64 *pColName, ColourGreyT *pGrey, NewColourInfo *pLinkInfo = NULL); BOOL AddColour(const String_64 *pColName, ImportedNewColour *pCol, NewColourInfo *pLinkInfo = NULL); // New function added for native/web import BOOL AddTintOrShade(const String_64 *pColName, NewColourInfo *pColourInfo); // Functions to add tints/shades and manipulate linked colours BOOL AddTint(const String_64 *pColName, UINT32 Tint); BOOL AddShade(const String_64 *pColName, INT32 ShadeX, INT32 ShadeY); void SetLinkedColourInherits(UINT32 ComponentID); // Functions to update the context stack for tinting and linking colours. void SaveContext(); void RestoreContextTo(UINT32 Level); // Works out which new colour is referred to by this name IndexedColour *GetColour( PCTSTR ColName); // Works out which new colour is referred to by this name - intelligently // decides whether to use the CMYK definition to resolve ambiguities. IndexedColour *GetColour( PCTSTR ColName, const PColourCMYK *Defn); // Import has finished successfully- add the colours into the document // in an undoable way. BOOL AddColoursToDocument(); BOOL SortColoursByEntryNumber(); // Import failed - destroy colours and do not add them to the document. BOOL DestroyColours(); // Function for native/web filters to find an indexed colour from the specified // record number or colour reference IndexedColour *GetColour(INT32 ReqRecordNumber); protected: // The sort comparator we use for SortColoursByEntryNumber() static INT32 __cdecl SortComparator(const void *Item1, const void *Item2); // The list of colours to add NewColourList Colours; // A hash table from colour names to NewColour items. typedef CMap< String_64, const String_64 &, NewColour *, NewColour * > CMapStringToNewColour; CMapStringToNewColour *pColourMap; // The colour list component of the destination document. ColourListComponent *pColourComponent; // Used to remember which colours to link to or tint. ColourImportContext Context; // Indicates whether to check the CMYK values when servicing calls to GetColour(). BOOL StrictColourMatching; protected: BOOL AddColour(const String_64 *pColName, IndexedColour **pCol, NewColourInfo *pLinkInfo = NULL); }; #endif // INC_IMPCOL