source: golgotha/src/max_plugin/sdk_inc/mouseman.h @ 80 Tweet

/**********************************************************************
 *<
        FILE: mouseman.h

        DESCRIPTION:  Manages mouse input

        CREATED BY: Rolf Berteig
        
        HISTORY: created 18 October 1994

 *>     Copyright (c) 1994, All Rights Reserved.
 **********************************************************************/

#ifndef __MOUSEMAN__
#define __MOUSEMAN__

#include "coreexp.h"

/* To create a mouse call back, derive a sub class of this
 * class and redefine 'proc'
 */

class MouseManager;

class MouseCallBack {
                MouseManager * mouseMan;
        public:
                virtual ~MouseCallBack() {}

                CoreExport virtual int proc( 
                        HWND hwnd, 
                        int msg, 
                        int point, 
                        int flags, 
                        IPoint2 m );
                virtual void pan(IPoint2 offset) {}
                virtual int override(int mode) { return mode; }         // Return given mouse mode by default
                void setMouseManager(MouseManager *mm)  { mouseMan = mm; }
                MouseManager *getMouseManager()  { return mouseMan; }
        };


// Messages to a mouse procedure and mouseModes.
//
#define MOUSE_ABORT             0
#define MOUSE_IDLE                      0
#define MOUSE_POINT                     1
#define MOUSE_MOVE                      2
#define MOUSE_DBLCLICK          3
#define MOUSE_INIT                      4
#define MOUSE_UNINIT            5
#define MOUSE_FREEMOVE          6
#define MOUSE_KEYBOARD          7
#define MOUSE_PROPCLICK         8

// Drag modes.
#define CLICK_MODE_DEFAULT      0       // Returned by CreateMouseCallBack to indicate use of system mouse mode
#define CLICK_DRAG_CLICK        1
#define CLICK_MOVE_CLICK        2
#define CLICK_DOWN_POINT        3       // Point messages on mouse-down only

// Buttons
#define LEFT_BUTTON                     0
#define MIDDLE_BUTTON           1
#define RIGHT_BUTTON            2

// Flags to mouse callback.
#define MOUSE_SHIFT                     (1<<0)
#define MOUSE_CTRL                      (1<<1)
#define MOUSE_ALT                       (1<<2)
#define MOUSE_LBUTTON           (1<<3)  // Left button is down
#define MOUSE_MBUTTON           (1<<4)  // Middle button is down
#define MOUSE_RBUTTON           (1<<5)  // Right button is down

class MouseManager {
        private:
                // This is shared by all instances.
                static int clickDragMode;
                
                // These are local to each instance.
                int                     mouseMode;
                int                     curPoint;
                int             curButton;
                MouseCallBack   *TheMouseProc[3];
                int                     numPoints[3];
                int                             buttonState[3];
                int                             mouseProcReplaced;
                int                     inMouseProc;

        public:
                // Constructor/Destructor
                CoreExport MouseManager();
                CoreExport ~MouseManager();

                CoreExport int SetMouseProc( MouseCallBack *mproc, int button, int numPoints=2 );
                CoreExport int SetDragMode( int mode );
                CoreExport int GetDragMode( );
                CoreExport int SetNumPoints( int numPoints, int button );
                CoreExport int ButtonFlags();
                CoreExport void Pan(IPoint2 p);
                CoreExport LRESULT CALLBACK MouseWinProc( 
                        HWND hwnd, 
                        UINT message, 
                        WPARAM wParam, 
                        LPARAM lParam );
                
                // RB 4-3-96: Resets back to the MOUSE_IDLE state
                CoreExport void Reset();
                int GetMouseMode() {return mouseMode;}
        };


#define WM_MOUSEABORT   (WM_USER + 7834)

#endif // __MOUSEMAN__