/*********************************************************************
*                SEGGER Microcontroller GmbH                         *
*        Solutions for real time microcontroller applications        *
**********************************************************************
*                                                                    *
*        (c) 1996 - 2020  SEGGER Microcontroller GmbH                *
*                                                                    *
*        Internet: www.segger.com    Support:  support@segger.com    *
*                                                                    *
**********************************************************************

** emWin V6.14 - Graphical user interface for embedded applications **
All  Intellectual Property rights  in the Software belongs to  SEGGER.
emWin is protected by  international copyright laws.  Knowledge of the
source code may not be used to write a similar product.  This file may
only be used in accordance with the following terms:

The software has been licensed to  NXP Semiconductors USA, Inc.  whose
registered  office  is  situated  at 411 E. Plumeria Drive, San  Jose,
CA 95134, USA  solely for  the  purposes  of  creating  libraries  for
NXPs M0, M3/M4 and  ARM7/9 processor-based  devices,  sublicensed  and
distributed under the terms and conditions of the NXP End User License
Agreement.
Full source code is available at: www.segger.com

We appreciate your understanding and fairness.
----------------------------------------------------------------------
Licensing information
Licensor:                 SEGGER Microcontroller Systems LLC
Licensed to:              NXP Semiconductors, 1109 McKay Dr, M/S 76, San Jose, CA 95131, USA
Licensed SEGGER software: emWin
License number:           GUI-00186
License model:            emWin License Agreement, dated August 20th 2011 and Amendment No. 1, dated October 17th 2017 and Amendment No. 2, dated December 18th 2018
Licensed platform:        NXP's ARM 7/9, Cortex-M0, M3, M4, M7, A7, M33
----------------------------------------------------------------------
Support and Update Agreement (SUA)
SUA period:               2011-08-19 - 2020-09-02
Contact to extend SUA:    sales@segger.com
----------------------------------------------------------------------
File        : LISTWHEEL_Private.h
Purpose     : Private LISTWHEEL include
--------------------END-OF-HEADER-------------------------------------
*/

#ifndef LISTWHEEL_PRIVATE_H
#define LISTWHEEL_PRIVATE_H

#include "GUI_Private.h"
#include "WM_Intern.h"
#include "LISTWHEEL.h"
#include "GUI_ARRAY.h"
#include "WIDGET.h"

#if GUI_WINSUPPORT

/*********************************************************************
*
*       Defines
*
**********************************************************************
*/
#define LISTWHEEL_STATE_PRESSED WIDGET_STATE_USER0

/*********************************************************************
*
*       Object definition
*
**********************************************************************
*/

typedef struct {
  void * pData;
  char   acText[1];
} LISTWHEEL_ITEM;

typedef struct {
  const GUI_FONT * pFont;
  GUI_COLOR        aBackColor[2];
  GUI_COLOR        aTextColor[2];
  I16              Align;
  unsigned         Deceleration;
} LISTWHEEL_PROPS;

typedef struct {
  WIDGET                  Widget;
  GUI_ARRAY               ItemArray;
  WIDGET_DRAW_ITEM_FUNC * pfOwnerDraw;
  LISTWHEEL_PROPS         Props;
  WM_HMEM                 hTimer;
  unsigned                LBorder;
  unsigned                RBorder;
  unsigned                LineHeight;
  int                     Sel;
  GUI_TIMER_TIME          TimeTouched;      // Time stamp of last touch event
  GUI_TIMER_TIME          TimeTouchedLast;  // Time of the last touch
  int                     PosTouchedLast;   // Last touched position in pixels
  int                     Pos;              // Current position in pixels
  int                     Velocity;         // Motion in pixels
  int                     SnapPosition;     // Snap position in pixels
  int                     TouchPos;         // Y-position of last touch event
  int                     ySizeData;        // Data size in pixels
  int                     Destination;      // Destination position in pixels
  GUI_TIMER_TIME          TimerPeriod;      // Period of timer events
} LISTWHEEL_OBJ;

/*********************************************************************
*
*       Macros for internal use
*
**********************************************************************
*/
#if GUI_DEBUG_LEVEL >= GUI_DEBUG_LEVEL_CHECK_ALL
  #define LISTWHEEL_INIT_ID(p)  (p->Widget.DebugId = LISTWHEEL_ID)
#else
  #define LISTWHEEL_INIT_ID(p)
#endif

#if GUI_DEBUG_LEVEL >= GUI_DEBUG_LEVEL_CHECK_ALL
  LISTWHEEL_OBJ * LISTWHEEL_LockH(LISTWHEEL_Handle h);
  #define LISTWHEEL_LOCK_H(h)   LISTWHEEL_LockH(h)
#else
  #define LISTWHEEL_LOCK_H(h)   (LISTWHEEL_OBJ *)GUI_LOCK_H(h)
#endif

/*********************************************************************
*
*       Private (module internal) data
*
**********************************************************************
*/
extern LISTWHEEL_PROPS LISTWHEEL_DefaultProps;

/*********************************************************************
*
*       Private (module internal) functions
*
**********************************************************************
*/
const char * LISTWHEEL__GetpStringLocked(LISTWHEEL_Handle hObj, int Index, LISTWHEEL_ITEM ** ppItem);

#endif // GUI_WINSUPPORT
#endif // LISTWHEEL_PRIVATE_H

/*************************** End of file ****************************/
