shadinfo.h

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// $Id: shadinfo.h 1386 2006-06-28 17:49:55Z 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.

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distribution); if not, write to the Free Software Foundation, Inc., 51
Franklin St, Fifth Floor, Boston, MA  02110-1301 USA


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-----------------

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License described above, Xara Group Ltd grants to you certain additional
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The additional rights are to use, modify, and distribute the software
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=================================XARAHEADEREND============================
 */
// Header for the Shadow Tool Info Bar implementation

#ifndef INC_SOFTSHADOWTOOLINFO
#define INC_SOFTSHADOWTOOLINFO

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

#ifdef BUILDSHADOWS


#include "biasgdgt.h"
// all necessary #includes are taken care of by pre-compiled header.

class SoftShadowTool;

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

>   class ShadowDragData : public CCObject

    Author:     David_McClarnon (Xara Group Ltd) <camelotdev@xara.com>
    Created:    14/6/99
    Purpose:    For storing the data on given nodes for dragging

********************************************************************************************/
class ShadowDragData : public ListItem
{
    CC_DECLARE_DYNCREATE(ShadowDragData);

public:
    NodeShadowController * pNode;

    MILLIPOINT  PositionShadowX;
    MILLIPOINT  PositionShadowY;
    INT32           ShadowTransparency;
    MILLIPOINT  PenumbraSize;
    double      ShadowAngle;
    float       ShadowHeight;
    float       ShadowScale;
    MILLIPOINT  GlowWidth;
    MILLIPOINT  FeatherWidth;
};

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

>   class SoftShadowInfoBarOp : public InformationBarOp

    Author:     Olivier_Gascoin (Xara Group Ltd) <camelotdev@xara.com>
    Created:    29/10/96
    Purpose:    Class for handling the tool's information bar.

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

class SoftShadowInfoBarOp : public InformationBarOp
{
    CC_DECLARE_DYNCREATE( SoftShadowInfoBarOp )  
public:
    SoftShadowInfoBarOp();              

    MsgResult   Message(Msg* Msg);      // All messages to the info bar come through here
    SoftShadowTool *pSoftShadowTool;    // Pointer to the shadow tool
    void Init();                        // A few Initialisations

private:
    static Document         *pDoc;
    BOOL                    ApplyButton;
    Spread*                 CurrentSpread;
    BOOL                    SliderDragged;
    NodePath*               CurrentNodePath;

public:
    // the current infobar object - allow static member access
    static InformationBarOp * pSoftShadowInfoBar;

    // Enable the gadgets
    void EnableGadgets(BOOL Enable);    

    // Update functions
    void UpdateGadgetPositionShadowX();
    void UpdateGadgetPositionShadowY();
    void UpdateGadgetBlurSlider(BOOL bUpdateSlider = TRUE);
    void UpdateGadgetTranspSlider(BOOL bUpdateSlider = TRUE);
    void UpdateGadgetPenumbraSize();
    void UpdateAllGadgets();
    void UpdateInfoBar();
    void UpdateGadgetHelp();
    void UpdateGadgetTypeButtons();

    // Update the document and the view according the new position of the shadow
    // Undoable!
    void DoChangeShadPos(INT32 x, INT32 y, BOOL UpdateX, BOOL UpdateY);
    void DoChangeShadowPosIncremental(MILLIPOINT incx, MILLIPOINT incy);
    void DoPenumbraSizeBumps(UINT32 Button);
    void DoChangeShadowDarkness(double dDarkness);
    void DoChangePenumbra(INT32 NewPenumbra);
    void DoChangeWidth(INT32 NewWidth);
    void DoChangeAngle(double Angle);
    void DoChangeHeight(double Height);
    void DoChangeScale(double Scale);

    // Non-undoable functions used during dragging/editing
    void ChangeShadowDarkness(double dDarkness);
    void ChangeShadowPenumbra(INT32 nBlur);
    void ChangeShadowPosIncremental(INT32 incx, INT32 incy);

    // Change the transparency of the selected object
    void SetBitmapUpdate(BOOL OnOrOff);
    BOOL SetPenumbraSize(MILLIPOINT PenumSize);

    BOOL ConvertValueToString(String_256 &In, const INT32 value, UnitType type=NOTYPE, TCHAR *unit=_T("pix"));
    BOOL ConvertStringToValue(CGadgetID ID, MILLIPOINT& value);

    // Inputs error
    // Make the error string and then display the error window
    void DoInputError(UINT32 GadgetID);

    // handles the user entering something into the editable control for the blur slider
    void HandleSliderEditChange();

    // handles the user entering something into the transparency slider edit
    void HandleSliderTranspEditChange();

    BOOL DoesWindowExist() { return m_bControlsExist; }

    // used to remove all data from the saved shadow data list
    void DeleteShadowDataList() { ShadowDataList.DeleteAll(); }

    void SaveShadowDragData(List *pList);
    void RestoreShadowDragData(List * pList, BOOL bRegen = FALSE, BOOL bForceRegen = FALSE);

    void HandleShadowTypeChange(ShadowType Type);
    void HandleShadowPosBump(DialogMsg* dmsg, INT32 incx, INT32 incy);

    BOOL SelectShadowsAlone();

private:

    // the stored data list for dragging the slider (so we can restore if necessary)
    List ShadowDataList;

    // the stored data list for dragging a blob
    ShadowDragData m_BlobDragData;

    BOOL m_bControlsExist;

    void HandleNoShadowBtnClicked();
    void HandleWallShadowBtnClicked();
    void HandleFloorShadowBtnClicked();
    void HandleGlowShadowBtnClicked();

    void SetDarknessEditGadget(double dDarkness);
    BOOL GetDarknessEditGadget(double& dDarkness, BOOL &bMany);
    void SetDarknessSlider(double dDarkness);
    double GetDarknessSlider(BOOL* pValid);

public:
    CBiasGainGadget  BiasGainGadget_m;

private:

    void ChangeProfile(CProfileBiasGain* Profile, CGadgetID GadgetID);  // DoChangeProfile

    // returns FALSE for no profile found
    virtual void HandleProfileSelChangingMsg(CBiasGainGadget& Gadget, CGadgetID ProfileGadgetID);
    CProfileBiasGain* GetProfileFromSelection(CGadgetID GadgetID, BOOL* bMany, BOOL* bAllSameType);

    MILLIPOINT GetGlowSliderValue();
    void SetGlowSliderValue(MILLIPOINT Value);

    BOOL m_bBumping;
};
    

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

>   class SoftShadowInfoBarOpCreate : public BarCreate

    Author:     Olivier_Gascoin (Xara Group Ltd) <camelotdev@xara.com>
    Created:    29/10/96
    Purpose:    Class for creating SoftShadowInfoBarOps.
                Derived classes of BarCreate are used by DialogBarOp::ReadBarsFromFile()

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

class SoftShadowInfoBarOpCreate : public BarCreate
{
public:
    DialogBarOp* Create() { return (new SoftShadowInfoBarOp); }
};

#endif      // BUILDSHADOWS

#endif      // INC_SOFTSHADOWTOOLINFO

---