cardwindow.h

Go to the documentation of this file.

#ifndef CARDBOARD_INCLUDED
#define CARDBOARD_INCLUDED

#define MAXBUTTONS      32
#define MAXCARDSTACKS   32
#define MAXDROPZONES    8

#include "dropzone.h"
#include "cardlib.h"

class CardRegion;
class CardButton;

LRESULT CALLBACK CardWndProc(HWND hwnd, UINT iMsg, WPARAM wParam, LPARAM lParam);

class CardWindow
{
    friend class CardRegion;
    friend class CardButton;

    friend void RegisterCardWindow();

public:

    CardWindow();
    ~CardWindow();

    //
    //  Basic windowing support
    //
    BOOL Create(HWND hwndParent, DWORD dwExStyle, DWORD dwStyle, int x, int y, int width, int height);
    BOOL Destroy();

    operator HWND() { return m_hWnd; }

    CardButton *CreateButton (int id, TCHAR *szText, UINT uStyle, bool fVisible, int x, int y, int width, int height);
    CardRegion *CreateRegion (int id, bool fVisible, int x, int y, int xoffset, int yoffset);

    CardButton *CardButtonFromId(int id);
    CardRegion *CardRegionFromId(int id);

    bool DeleteButton(CardButton *pButton);
    bool DeleteRegion(CardRegion *pRegion);
    bool DeleteAll();

    void     SetBackColor(COLORREF cr);
    COLORREF GetBackColor();
    void     SetBackCardIdx(UINT uBackIdx);
    UINT     GetBackCardIdx();
    void     SetBackImage(HBITMAP hBitmap);

    void EmptyStacks(void);
    void Redraw(void);
    void Update(void);

    bool DistributeStacks(int nIdFrom, int nNumStacks, UINT xJustify, int xSpacing, int nStartX);
    void SetResizeProc(pResizeWndProc proc);
    int  GetWidth() { return nWidth; }
    int  GetHeight() { return nHeight; }

    //
    //  Dropzone support
    //
    bool      RegisterDropZone(int id, RECT *rect, pDropZoneProc proc);
    bool      DeleteDropZone(int id);

private:

    int       GetNumDropZones() { return nNumDropZones; }
    DropZone* GetDropZoneFromRect(RECT *rect);

    //
    //  Window procedure - don't call
    //
       LRESULT CALLBACK WndProc    (HWND hwnd, UINT iMsg, WPARAM wParam, LPARAM lParam);
static LRESULT CALLBACK CardWndProc(HWND hwnd, UINT iMsg, WPARAM wParam, LPARAM lParam);

    //
    //  Private functions
    //
    void Paint(HDC hdc);
    void PaintCardRgn(HDC hdc, int dx, int dy, int width, int height, int sx, int sy);

    HPALETTE CreateCardPalette();

    CardButton *CardButtonFromPoint(int x, int y);
    CardRegion *CardRegionFromPoint(int x, int y);
    CardRegion *GetBestStack(int x, int y, int w, int h);

    //
    //  Private members
    //

    HWND m_hWnd;            //window handle!
    int  nWidth, nHeight;

    UINT    nBackCardIdx;   //all stacks share this card index by default

    HBITMAP hbmBackImage;
    HDC     hdcBackImage;


    CardButton  * Buttons[MAXBUTTONS];
    int           nNumButtons;

    CardRegion  * Regions[MAXCARDSTACKS];
    int           nNumCardRegions;

    DropZone    * dropzone[MAXDROPZONES];
    int           nNumDropZones;

    COLORREF  crBackgnd;

    pResizeWndProc  ResizeWndCallback;


};


#endif