guichar.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		: GUIChar.C
Purpose 	: Implementation of character and string services
---------------------------END-OF-HEADER------------------------------
*/

#include <stddef.h> 		  /* needed for definition of NULL */
#include <stdio.h>
#include "GUI_Protected.h"

/*********************************************************************
*
*   	Public code
*
**********************************************************************
*/
/*********************************************************************
*
*   	GUI_DispNextLine
*/
void GUI_DispNextLine(void)
{
	GUI_LOCK();
	GUI_Context.DispPosY += GUI_GetFontDistY();
	GUI_Context.DispPosX = GUI_Context.LBorder;
	GUI_UNLOCK();
}

/*********************************************************************
*
*   	GL_DispChar
*/
void GL_DispChar(U16 c)
{
	/* check for control characters */
	if (c == '\n')
	{
		GUI_DispNextLine();
	}
	else
	{
		if (c != '\r')
		{
			GUI_LOCK();
			GUI_Context.pAFont->pfDispChar(c);
			if (GUI_pfDispCharStyle)
			{
				GUI_pfDispCharStyle(c);
			}
			GUI_UNLOCK();
		}
	}
}

/*********************************************************************
*
*   	GUI_GetYAdjust
*
* Returns adjustment in vertical (Y) direction
*
* Note: The return value needs to be subtracted from
*   	the y-position of the character.
*/
int GUI_GetYAdjust(void)
{
	int r = 0;
	GUI_LOCK();
	switch (GUI_Context.TextAlign & GUI_TA_VERTICAL)
	{
		case GUI_TA_BOTTOM:
			r = GUI_Context.pAFont->YSize - 1;
			break;
		case GUI_TA_VCENTER:
			r = GUI_Context.pAFont->YSize / 2;
			break;
		case GUI_TA_BASELINE:
			r = GUI_Context.pAFont->YSize / 2;
	}
	GUI_UNLOCK();
	return r;
}

/*********************************************************************
*
*   	GUI_GetFontDistY
*/
int GUI_GetFontDistY(void)
{
	int r;
	GUI_LOCK();
	//  r = GUI_Context.pAFont->YDist;
	r = GUI_Context.pAFont->YDist * GUI_Context.pAFont->YMag;

	GUI_UNLOCK();
	return r;
}

/*********************************************************************
*
*   	GUI_GetCharDistX
*/
int GUI_GetCharDistX(U16 c)
{
	int r;
	GUI_LOCK();
	r = GUI_Context.pAFont->pfGetCharDistX(c);
	GUI_UNLOCK();
	return r;
}

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