freeinfo.h

Go to the documentation of this file.

// $Id: freeinfo.h 1702 2006-08-16 15:21:09Z 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============================
 */
// FreeHand Tool Info bar operations


#ifndef FREEINFO_INC
#define FREEINFO_INC

//#include "bars.h" - in camtypes.h [AUTOMATICALLY REMOVED]
class FreeHandTool;

#include "brshgdgt.h"
#include "brshcomp.h"  // for brushhandle
#include "valfunc.h"  // for valuefunctionID
#include "bitmapgriddropdown.h"

#include <list>

// list to contain brushhandles in order of most recent use
typedef list<BrushHandle> BrushList;

/********************************************************************************************

>   class FreeHandInfoBarOp : public InformationBarOp

    Author:     Rik_Heywood (Xara Group Ltd) <camelotdev@xara.com>
    Created:    28/4/94
    Purpose:    Class for handling the FreeHand tool's information bar.

********************************************************************************************/

class FreeHandInfoBarOp : public InformationBarOp
{
    CC_DECLARE_DYNCREATE( FreeHandInfoBarOp )  
public:
    // Dummy default constructor for DYNCREATE
    FreeHandInfoBarOp();
    ~FreeHandInfoBarOp();

    // All messages to the info bar come through here
    MsgResult   Message(Msg* Msg);

    // Functions to allow the tool to talk to the info bar
    void SetToolActiveState(BOOL IsToolActive);
    void SetRetroState(BOOL CanRetroFit);
    void SetRetroString();

    void AddBrush();
    void AddBrush(BrushHandle Handle);

    virtual void UpdateState(); // Called during idle processing to disable controls

    BrushData GetBrushDataFromSelection(BOOL* pSelEmpty = NULL);
    void      SetDefaultStrokeInCombo();

    void RemoveBrush(BrushHandle Handle);

PORTNOTE("other", "Disabled Brush editing")
#ifndef EXCLUDE_FROM_XARALX
    static CBrushGadget* GetBrushGadget() { return &BrushGadget;}
#endif

protected:
    BOOL InitBrushList();  // initialises the brush list
    BOOL ReInitBrushList(); // re-initialises but remembers the previous order
    BOOL SetBrushListToControl();
    BOOL SetStrokesToControl(); 
protected:  
    // in a vain attempt to clear up the message proc I'm farming out some of it here
    void    HandleBrushSelectChange();
    void    HandleCreate();
    void    HandleSliderPosChanging();
    void    HandleStrokeSelectChange();
    
    void    LaunchBrushEditDialog();
    void    SetHeadOfListSelected();
    void    SetDisplayBrush();
    void    SetBrushComboFromSelection();

    BrushHandle GetBrushHandleFromSelection(BOOL* pSelEmpty = NULL);

    void    SetStrokeComboFromSelection();
    INT32       GetStrokeIndexFromValueFunctionID(ValueFunctionID ID);

protected: // helper functions dealing with the brush list
    BrushHandle GetBrushHandleFromControlIndex(BrushHandle Index); 
    INT32 GetControlIndexFromBrushHandle(BrushHandle Handle);
    void        SetHeadOfList(BrushHandle Handle);      

public: 
    // Keep a pointer to the Freehand tool in here
    FreeHandTool*   pTool;
    BOOL            CanRetroFit;
    
    
protected:
    // Since we get Selection Changing message before the controls are made
    // we need to keep a flag to indicate if the controls have been built
    BOOL            ControlsExist;
    BOOL            DropDownInited;
    
/*  
    StrokeList*     m_pStrokeList;

    StrokeHandle    m_DisplayStroke;
*/
    INT32           m_LastSmoothness;

    BrushList*      m_pBrushList;

    BrushHandle     m_DisplayBrush;   // the currently displayed brush in the combo

    CBitmapGridDropDown m_bgddBrushType;
    CBitmapGridDropDown m_bgddStrokes;

PORTNOTE("other", "Disabled Brush editing")
#ifndef EXCLUDE_FROM_XARALX
    static CBrushGadget BrushGadget; // we only ever want one version of the brush edit dialog
                                     // hence the static gadget
#endif

    INT32               m_SelectedStroke; // the last selected stroke
};
    

/********************************************************************************************

>   class FreeHandInfoBarOpCreate : public BarCreate

    Author:     Rik_Heywood (Xara Group Ltd) <camelotdev@xara.com>
    Created:    28/4/94
    Purpose:    Class for creating FreeHandInfoBarOps.
                Derived classes of BarCreate are used by DialogBarOp::ReadBarsFromFile()

********************************************************************************************/

class FreeHandInfoBarOpCreate : public BarCreate
{
public:
    DialogBarOp*    Create() { return (new FreeHandInfoBarOp); }
};



#endif  // FREEINFO_INC

---