gui_x_embos.c

MCB2300_ucgui_LCD320240.rar LPC2368的uc/gui的移植

/*
*********************************************************************************************************
*   											 uC/GUI
*   					 Universal graphic software for embedded applications
*
*   					(c) Copyright 2002, Micrium Inc., Weston, FL
*   					(c) Copyright 2002, SEGGER Microcontroller Systeme GmbH
*
*   		   礐/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_X.c
Purpose 	: Config / System dependent externals for GUI
---------------------------END-OF-HEADER------------------------------
*/

#include <stdio.h>
#include "RTOS.h"   			/* embOS include */
#include "GUI.h"
#include "GUI_X.h"



/*********************************************************************
*
*      Timing:
*   			  GUI_GetTime()
*   			  GUI_Delay(int)

  Some timing dependent routines require a GetTime
  and delay funtion. Default time unit (tick), normally is
  1 ms.
*/

int GUI_X_GetTime(void)
{
	return OS_GetTime();
}

void GUI_X_Delay(int Period)
{
	OS_Delay(Period);
}

/*********************************************************************
*
*   	GUI_X_ExecIdle()
*
*/
void GUI_X_ExecIdle(void)
{
	OS_Delay(1);
}

/*********************************************************************
*
*      Multitasking:
*
*   			  GUI_X_InitOS()
*   			  GUI_X_GetTaskId()
*   			  GUI_X_Lock()
*   			  GUI_X_Unlock()
*
* Note:
*   The following routines are required only if emWin is used in a
*   true multi task environment, which means you have more than one
*   thread using the emWin API.
*   In this case the
*   					#define GUI_OS 1
*  needs to be in GUIConf.h
*/


static OS_RSEMA RSema;

void GUI_X_InitOS(void)
{
	OS_CreateRSema(&RSema);
}
void GUI_X_Unlock(void)
{
	OS_Unuse(&RSema);
}
void GUI_X_Lock(void)
{
	OS_Use(&RSema);
}
U32 GUI_X_GetTaskId(void)
{
	return (U32) OS_GetTaskID();
}


/*********************************************************************
*
*      Event driving (optional with multitasking)
*
*   			  GUI_X_WaitEvent()
*   			  GUI_X_SignalEvent()
*/


static OS_TASK* _pGUITask;

void GUI_X_WaitEvent(void)
{
	_pGUITask = OS_GetpCurrentTask();
	OS_WaitEvent(1);
}

void GUI_X_SignalEvent(void)
{
	if (_pGUITask)
	{
		OS_SignalEvent(1, _pGUITask);
	}
}

/*********************************************************************
*
*      Keyboard input from serial input
*
* Note:
*   If embOS is used, characters typed into the log window will be placed
*   in the keyboard buffer. This is a neat feature which allows you to
*   operate your target system without having to use or even to have
*   a keyboard connected to it. (nice for demos !)
*/

static void _OnRx(OS_U8 Data)
{
#if 0
  int Key;
  switch (Data) {
  case 'y':
	Key = GUI_KEY_LEFT;
	break;
  case 'x':
	Key = GUI_KEY_RIGHT;
	break;
  case 'q':
	Key = GUI_KEY_UP;
	break;
  case 'a':
	Key = GUI_KEY_DOWN;
	break;
  case 'w':
	Key = GUI_KEY_BACKSPACE;
	break;
  default:
	Key = Data;
  }
  GUI_StoreKeyMsg(Key, 1);
#else
  GUI_StoreKeyMsg(Data, 1);
#endif
}

void GUI_X_Init(void)
{
	OS_SetRxCallback(_OnRx);
}

/*********************************************************************
*
*      Logging: OS dependent

Note:
  Logging is used in higher debug levels only. The typical target
  build does not use logging and does therefor not require any of
  the logging routines below. For a release build without logging
  the routines below may be eliminated to save some space.
  (If the linker is not function aware and eliminates unreferenced
  functions automatically)

*/

void GUI_X_Log(const char *s)
{
	OS_SendString(s);
}
void GUI_X_Warn(const char *s)
{
	OS_SendString(s);
}
void GUI_X_ErrorOut(const char *s)
{
	OS_SendString(s);
}