CWE-ou-minkata/Sources/Tools/MaxComponent/pfGUISkinComp.h

/*==LICENSE==*

CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011  Cyan Worlds, Inc.

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
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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 this program.  If not, see <http://www.gnu.org/licenses/>.

Additional permissions under GNU GPL version 3 section 7

If you modify this Program, or any covered work, by linking or
combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK,
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(or a modified version of those libraries),
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 or by snail mail at:
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*==LICENSE==*/
#ifndef _pfGUISkinComp_h
#define _pfGUISkinComp_h


#include "plComponent.h"
#include "MaxPlasmaMtls/Layers/plLayerTex.h"
#include "pfGameGUIMgr/pfGUIPopUpMenu.h"

/// skin component class
class plGUISkinComp : public plComponent
{
public:
    plGUISkinComp();
    void DeleteThis() { delete this; }

    // SetupProperties - Internal setup and write-only set properties on the MaxNode. No reading
    // of properties on the MaxNode, as it's still indeterminant.
    bool SetupProperties(plMaxNode *pNode, plErrorMsg *pErrMsg);

    bool PreConvert(plMaxNode *pNode, plErrorMsg *pErrMsg);
    bool Convert(plMaxNode *node, plErrorMsg *pErrMsg);

    bool DeInit(plMaxNode *node, plErrorMsg *pErrMsg);

    plLayerTex  *GetSkinBitmap( void );

    virtual uint32_t  GetNumMtls( void ) const;
    virtual Texmap  *GetMtl( uint32_t idx );

    enum
    {
        kRefBitmap = 256,           // So we can share it among other components
        kRefUpLeftCorner        = 257,
        kRefTopSpan             = 257 + 4,
        kRefUpRightCorner       = 257 + 8,
        kRefRightSpan           = 257 + 12,
        kRefLowerRightCorner    = 257 + 16,
        kRefBottomSpan          = 257 + 20,
        kRefLowerLeftCorner     = 257 + 24,
        kRefLeftSpan            = 257 + 28,
        kRefMiddleFill          = 257 + 32,
        kRefSelectedFill        = 257 + 36,
        kRefSubMenuArrow        = 257 + 40,
        kRefSelectedSubMenuArrow = 257 + 44,
        kRefTreeButtonClosed    = 257 + 48,
        kRefTreeButtonOpen      = 257 + 52,
        kRefItemMargin          = 400,
        kRefBorderMargin
    };

    pfGUISkin   *GetConvertedSkin( void ) const { return fConvertedSkin; }
    plKey       GetConvertedSkinKey( void ) const;

    // Given an INode, gives you a pointer to the GUI component if it actually is one, nil otherwise
    static plGUISkinComp        *GetGUIComp( INode *node );
    
protected:

    pfGUISkin   *fConvertedSkin;
};

/// skin editor proc class
class pfGUISkinEditProc
{
    protected:
        static pfGUISkinEditProc    *fInstance;

        static int      fZoom;

        plGUISkinComp   *fComp;
        RECT            fPreviewRect, fCurrElemRect;
        HDC             fDblDC, fImageDC;
        HBITMAP         fDblBitmap, fImageBitmap;
        int             fDblWidth, fDblHeight;
        int             fXOffset, fYOffset;
        int             fCurrPBRefSet;
        HWND            fHWnd;
        HPEN            fDefPen, fOtherPen;

        bool            fDragging;
        uint8_t           fDragType;
        int             fDragTimer;
        int             fDragOffsetX, fDragOffsetY;
        HCURSOR         fOrigCursor;

        pfGUISkin::pfSRect  fBackups[ pfGUISkin::kNumElements ];


        void    IRefreshDblBuffer( void );
        void    IRefreshImageBuffer( void );
        void    IInitDblBuffer( void );
        void    IKillDblBuffer( void );

        void    ISetScrollRanges( void );

        enum
        {
            kRangeSlop = 4
        };

        bool    IPointWithinRange( int x, int y, int ptX, int ptY );
        bool    IPointWithinVertRange( int x, int y, int ptX, int ptY1, int ptY2 );
        bool    IPointWithinHorzRange( int x, int y, int ptX1, int ptX2, int ptY );

        enum DragTypeFlags
        {
            kLeft   = 0x01,
            kTop    = 0x02,
            kRight  = 0x04,
            kBottom = 0x08,
            kDragAll = kLeft | kTop | kRight | kBottom
        };

        uint8_t   IGetDragTypeFlags( int x, int y );

        void    IJustDrawOneRect( int whichElement, IParamBlock2 *pb, HDC hDC, HPEN whichPen, int refToIgnore );

    public:

        pfGUISkinEditProc( plGUISkinComp *comp );
        ~pfGUISkinEditProc();

        static INT_PTR CALLBACK DlgProc( HWND hDlg, UINT msg, WPARAM wParam, LPARAM lParam );

        INT_PTR CALLBACK    DialogProc( HWND hDlg, UINT msg, WPARAM wParam, LPARAM lParam );
};


#endif // _pfGUISkinComp_h