www.pudn.com > UCGUI390a.rar > GUIChar.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        : GUIChar.C 
Purpose     : Implementation of character and string services 
---------------------------END-OF-HEADER------------------------------ 
*/ 
 
#include            /* needed for definition of NULL */ 
#include  
#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 ****************************/