// $Id: arrows.h 751 2006-03-31 15:43:49Z 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. You should have received a copy of the GNU General Public License along with Xara LX (see the file GPL in the root directory of the distribution); if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA ADDITIONAL RIGHTS ----------------- Conditional upon your continuing compliance with the GNU General Public License described above, Xara Group Ltd grants to you certain additional rights. The additional rights are to use, modify, and distribute the software together with the wxWidgets library, the wxXtra library, and the "CDraw" library and any other such library that any version of Xara LX relased by Xara Group Ltd requires in order to compile and execute, including the static linking of that library to XaraLX. In the case of the "CDraw" library, you may satisfy obligation under the GNU General Public License to provide source code by providing a binary copy of the library concerned and a copy of the license accompanying it. Nothing in this section restricts any of the rights you have under the GNU General Public License. SCOPE OF LICENSE ---------------- This license applies to this program (XaraLX) and its constituent source files only, and does not necessarily apply to other Xara products which may in part share the same code base, and are subject to their own licensing terms. This license does not apply to files in the wxXtra directory, which are built into a separate library, and are subject to the wxWindows license contained within that directory in the file "WXXTRA-LICENSE". This license does not apply to the binary libraries (if any) within the "libs" directory, which are subject to a separate license contained within that directory in the file "LIBS-LICENSE". ARRANGEMENTS FOR CONTRIBUTION OF MODIFICATIONS ---------------------------------------------- Subject to the terms of the GNU Public License (see above), you are free to do whatever you like with your modifications. However, you may (at your option) wish contribute them to Xara's source tree. You can find details of how to do this at: http://www.xaraxtreme.org/developers/ Prior to contributing your modifications, you will need to complete our contributor agreement. This can be found at: http://www.xaraxtreme.org/developers/contribute/ Please note that Xara will not accept modifications which modify any of the text between the start and end of this header (marked XARAHEADERSTART and XARAHEADEREND). MARKS ----- Xara, Xara LX, Xara X, Xara X/Xtreme, Xara Xtreme, the Xtreme and Xara designs are registered or unregistered trademarks, design-marks, and/or service marks of Xara Group Ltd. All rights in these marks are reserved. Xara Group Ltd, Gaddesden Place, Hemel Hempstead, HP2 6EX, UK. http://www.xara.com/ =================================XARAHEADEREND============================ */ // Defines ArrowRec class (a Line ArrowHead Record) #ifndef INC_ARROW #define INC_ARROW #include "fixed16.h" #include "doccoord.h" #include "paths.h" class Trans2DMatrix; const INT32 DEFAULT_ARROW_LINEWIDTH = (72000/2); const INT32 DEFAULT_ARROW_SIZE = 3; /******************************************************************************************** < StockArrow Comment: MonoOn enum StockArrow { SA_NULLARROW, SA_STRAIGHTARROW, SA_ANGLEDARROW, SA_ROUNDEDARROW, SA_SPOT, SA_DIAMOND, SA_ARROWFEATHER SA_ARROWFEATHER2, SA_HOLLOWDIAMOND }; MonoOff ********************************************************************************************/ enum StockArrow { SA_NULLARROW, SA_STRAIGHTARROW, SA_ANGLEDARROW, SA_ROUNDEDARROW, SA_SPOT, SA_DIAMOND, SA_ARROWFEATHER, SA_ARROWFEATHER2, SA_HOLLOWDIAMOND, NUM_STOCK_ARROWS }; /******************************************************************************************** > class ArrowRec : public CCObject Author: Will_Cowling (Xara Group Ltd) Created: 4/4/95 Purpose: A class defining a Line ArrowHead Record. ********************************************************************************************/ class ArrowRec : public CCObject { CC_DECLARE_DYNCREATE(ArrowRec); public: // Construction ArrowRec(); ArrowRec(Path* pArrowPath, const DocCoord& Centre, INT32 LineWidth = DEFAULT_ARROW_LINEWIDTH, FIXED16 WidthScale = DEFAULT_ARROW_SIZE, FIXED16 HeightScale = DEFAULT_ARROW_SIZE, BOOL Start = FALSE); // Copy constructor ArrowRec(const ArrowRec&); // Destruction ~ArrowRec(); //Initialisation BOOL CreateStockArrow(StockArrow); void SetArrowSize(FIXED16 Width, FIXED16 Height = 0); // Copying and equality INT32 operator==(const ArrowRec&); ArrowRec& operator=(const ArrowRec&); INT32 operator==(StockArrow); ArrowRec& operator=(StockArrow); // Arrow Data access Path* GetArrowPath(); DocCoord GetArrowCentre(); INT32 GetArrowLineWidth(); FIXED16 GetArrowWidth(); FIXED16 GetArrowHeight(); BOOL IsStartArrow(); BOOL ShouldScaleWithLineWidth(); INT32 GetArrowID(); // Position and bounds calculations DocRect GetArrowBoundingRect(Path* pParent, INT32 LineWidth, BOOL StartArrow); BOOL GetArrowMatrix(const DocCoord& Centre, const DocCoord& Direction, INT32 LineWidth, Trans2DMatrix* pMatrix); // Statics for getting arrow positions within paths static BOOL DoesPathNeedArrowHeads(DocCoord* Coords, PathVerb* Verbs, INT32 NumCoords); static BOOL GetFirstArrowPos(BOOL StartArrow, DocCoord* Coords, PathVerb* Verbs, INT32 NumCoords, INT32* Index, DocCoord* Centre, DocCoord* Direction); static BOOL GetNextArrowPos(BOOL StartArrow, DocCoord* Coords, PathVerb* Verbs, INT32 NumCoords, INT32* Index, DocCoord* Centre, DocCoord* Direction); // Check for a dummy ArrowHead inline BOOL IsNullArrow() { return (ArrowShape == NULL || IsNull); } // Number of Stock Arrows available static INT32 GetNumStockArrows() { return NUM_STOCK_ARROWS; } static String_256 GetStockArrowName(StockArrow); // Angle calculation static ANGLE CalcAngle(const DocCoord& Centre, const DocCoord& Direction); private: DocRect FindBoundsAt(const DocCoord& Centre, const DocCoord& Direction, INT32 LineWidth); public: Path* ArrowShape; DocCoord Centre; INT32 LineWidth; FIXED16 ArrowWidth; FIXED16 ArrowHeight; BOOL StartArrow; BOOL ScaleWithLineWidth; INT32 ArrowID; // For backwards compatability BOOL IsNull; // gets the base of the arrow (in arrow coordinates i.e. before it's been transformed // by the matrix delivered in GetArrowMatrix) void GetArrowBase(DocCoord * pPoint); // flag to indicate that the arrow is outside of the path BOOL m_bExtendPath; }; #endif // INC_ARROW