system/lib/lcd/gui/Core/GUI_Goto.c

93 lines
2.4 KiB
C

/*
*********************************************************************************************************
* uC/GUI
* Universal graphic software for embedded applications
*
* (c) Copyright 2002, Micrium Inc., Weston, FL
* (c) Copyright 2002, SEGGER Microcontroller Systeme GmbH
*
* µC/GUI 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 a license and should not be redistributed
* in any way. We appreciate your understanding and fairness.
*
----------------------------------------------------------------------
File : GUI_Goto.c
Purpose : Implementation of GUI_Goto... routines
---------------------------END-OF-HEADER------------------------------
*/
#include <stddef.h> /* needed for definition of NULL */
#include <stdio.h>
#include <string.h>
#include "GUI_Protected.h"
/*********************************************************************
*
* Static code
*
**********************************************************************
*/
/*********************************************************************
*
* _GotoY
*/
static char _GotoY(int y) {
GUI_Context.DispPosY = y;
return 0;
}
/*********************************************************************
*
* _GotoX
*/
static char _GotoX(int x) {
GUI_Context.DispPosX = x;
return 0;
}
/*********************************************************************
*
* Public code
*
**********************************************************************
*/
/*********************************************************************
*
* GUI_GotoY
*/
char GUI_GotoY(int y) {
char r;
GUI_LOCK();
r = _GotoY(y);
GUI_UNLOCK();
return r;
}
/*********************************************************************
*
* GUI_GotoX
*/
char GUI_GotoX(int x) {
char r;
GUI_LOCK();
r = _GotoX(x);
GUI_UNLOCK();
return r;
}
/*********************************************************************
*
* GUI_GotoXY
*/
char GUI_GotoXY(int x, int y) {
char r;
GUI_LOCK();
r = _GotoX(x);
r |= _GotoY(y);
GUI_UNLOCK();
return r;
}
/*************************** End of file ****************************/