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/*********************************************************************
* SEGGER Microcontroller GmbH & Co. KG *
* Solutions for real time microcontroller applications *
**********************************************************************
* *
* (c) 1996 - 2017 SEGGER Microcontroller GmbH & Co. KG *
* *
* Internet: www.segger.com Support: support@segger.com *
* *
**********************************************************************
** emWin V5.44 - 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 STMicroelectronics International
N.V. a Dutch company with a Swiss branch and its headquarters in Plan-
les-Ouates, Geneva, 39 Chemin du Champ des Filles, Switzerland for the
purposes of creating libraries for ARM Cortex-M-based 32-bit microcon_
troller products commercialized by Licensee only, sublicensed and dis_
tributed under the terms and conditions of the End User License Agree_
ment supplied by STMicroelectronics International N.V.
Full source code is available at: www.segger.com
We appreciate your understanding and fairness.
----------------------------------------------------------------------
******************************************************************************
* @attention
*
* <h2><center>© Copyright (c) 2018 STMicroelectronics.
* All rights reserved.</center></h2>
*
* This software component is licensed by ST under Ultimate Liberty license SLA0044,
* the "License"; You may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
* http://www.st.com/SLA0044
*
******************************************************************************
----------------------------------------------------------------------
File : KNOB.h
Purpose : KNOB include
--------------------END-OF-HEADER-------------------------------------
*/
#ifndef KNOB_H
#define KNOB_H
#include "WM.h"
#include "DIALOG_Intern.h" // Req. for Create indirect data structure
#include "WIDGET.h"
#include "GUI_Debug.h"
#if (GUI_SUPPORT_MEMDEV && GUI_WINSUPPORT)
#if defined(__cplusplus)
extern "C" { // Make sure we have C-declarations in C++ programs
#endif
/*********************************************************************
*
* Public Types
*
**********************************************************************
*/
typedef WM_HMEM KNOB_Handle;
/*********************************************************************
*
* Create functions
*
**********************************************************************
*/
KNOB_Handle KNOB_CreateEx (int x0, int y0, int xSize, int ySize, WM_HWIN hParent, int WinFlags, int Id);
KNOB_Handle KNOB_CreateUser (int x0, int y0, int xSize, int ySize, WM_HWIN hParent, int WinFlags, int Id, int NumExtraBytes);
KNOB_Handle KNOB_CreateIndirect(const GUI_WIDGET_CREATE_INFO * pCreateInfo, WM_HWIN hWinParent, int x0, int y0, WM_CALLBACK * cb);
/*********************************************************************
*
* The callback ...
*
* Do not call it directly ! It is only to be used from within an
* overwritten callback.
*/
void KNOB_Callback(WM_MESSAGE * pMsg);
/*********************************************************************
*
* Member functions
*
**********************************************************************
*/
void KNOB_AddValue (KNOB_Handle hObj, I32 Value);
int KNOB_GetUserData(KNOB_Handle hObj, void * pDest, int NumBytes); // Gets user defined data
I32 KNOB_GetValue (KNOB_Handle hObj); // Returns the position of the knob in tenth of degree
void KNOB_SetBkColor (KNOB_Handle hObj, GUI_COLOR Color); // Sets the BK color of the widget
void KNOB_SetBkDevice(KNOB_Handle hObj, GUI_MEMDEV_Handle hMemBk); // Sets the background device
void KNOB_SetDevice (KNOB_Handle hObj, GUI_MEMDEV_Handle hMemSrc); // Sets the memory device with the drawn knob
void KNOB_SetKeyValue(KNOB_Handle hObj, I32 KeyValue); // Sets the value the knob will rotate on one key press
void KNOB_SetOffset (KNOB_Handle hObj, I32 Offset); // Sets the offset angle of the knob
void KNOB_SetPeriod (KNOB_Handle hObj, I32 Period); // Sets the period in which the knob stops
void KNOB_SetPos (KNOB_Handle hObj, I32 Pos); // Sets position of the knob in tenth of degree
void KNOB_SetRange (KNOB_Handle hObj, I32 MinRange, I32 MaxRange); // Sets the usable range of the knob widget
void KNOB_SetSnap (KNOB_Handle hObj, I32 Snap); // Sets Snap positions where the knob stops
void KNOB_SetTickSize(KNOB_Handle hObj, I32 TickSize); // Sets the ticksize, in 1/10 of degree
int KNOB_SetUserData(KNOB_Handle hObj, const void * pSrc, int NumBytes); // Sets user defined data
/*********************************************************************
*
* Global functions
*
**********************************************************************
*/
#if defined(__cplusplus)
}
#endif
#endif // (GUI_SUPPORT_MEMDEV && GUI_WINSUPPORT)
#endif // KNOB_H
/*************************** End of file ****************************/
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