guicharm.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 memory devices
----------------------------------------------------------------------
Version-Date---Author-Explanation
----------------------------------------------------------------------
*/

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

/*********************************************************************
*
*   	Public code
*
**********************************************************************
*/
/*********************************************************************
*
*   	GUIMONO_DispChar
*
* Purpose:
*   This is the routine that displays a character. It is used by all
*   other routines which display characters as a subroutine.
*/
void GUIMONO_DispChar(U16P c)
{
	int c0, c1;
	const unsigned char GUI_UNI_PTR * pd;
	int x = GUI_Context.DispPosX;
	int y = GUI_Context.DispPosY;
	/* do some checking if drawing is actually necessary ... */
	const GUI_FONT_MONO GUI_UNI_PTR * pMono = GUI_Context.pAFont->p.pMono;
	unsigned int FirstChar = pMono->FirstChar;
	/* translate character into 2 characters to display : c0,c1 */
	/* Check if regular character first. */
	if ((c >= (U16P) FirstChar) && (c <= (U16P) pMono->LastChar))
	{
		pd = pMono->pData;
		c0 = ((int) c) - FirstChar;
		c1 = -1;
	}
	else
	{
		/* Check if character is in translation table */
		GUI_FONT_TRANSINFO const GUI_UNI_PTR * pti = pMono->pTrans;
		pd = pMono->pTransData;
		if (pti)
		{
			FirstChar = pti->FirstChar;
			if ((c >= (U16P) FirstChar) && (c <= (U16P) pti->LastChar))
			{
				GUI_FONT_TRANSLIST const GUI_UNI_PTR * ptl;
				c -= pti->FirstChar;
				ptl = pti->pList;
				ptl += c;
				c0 = ptl->c0;
				c1 = ptl->c1;
			}
			else
			{
				c0 = c1 = -1;
			}
		}
		else
		{
			c0 = c1 = -1;
		}
	}
	/* Draw first character if it is valid */
	if (c0 != -1)
	{
		int BytesPerChar = GUI_Context.pAFont->YSize *pMono->BytesPerLine;
		GUI_DRAWMODE DrawMode;
		int XSize = pMono->XSize;
		int YSize = GUI_Context.pAFont->YSize;
		/* Select the right drawing mode */
		DrawMode = GUI_Context.TextMode;
		/* call drawing routine */
		{
			U8 OldMode = LCD_SetDrawMode(DrawMode);
			LCD_DrawBitmap(x, y, XSize, YSize, GUI_Context.pAFont->XMag, GUI_Context.pAFont->YMag, 1, /* Bits per Pixel */
						 pMono->BytesPerLine, pd + c0 * BytesPerChar, &LCD_BKCOLORINDEX);
			if (c1 != -1)
			{
				LCD_SetDrawMode(DrawMode | LCD_DRAWMODE_TRANS);
				LCD_DrawBitmap(x, y, XSize, YSize, GUI_Context.pAFont->XMag, GUI_Context.pAFont->YMag, 1, /* Bits per Pixel */
						   pMono->BytesPerLine, pd + c1 * BytesPerChar, &LCD_BKCOLORINDEX);
			}
			/* Fill empty pixel lines */
			if (GUI_Context.pAFont->YDist > GUI_Context.pAFont->YSize)
			{
				if (DrawMode != LCD_DRAWMODE_TRANS)
				{
					LCD_SetDrawMode(DrawMode ^ LCD_DRAWMODE_REV);  /* Reverse so we can fill with BkColor */
					LCD_FillRect(x, y + GUI_Context.pAFont->YSize * GUI_Context.pAFont->YDist, x + XSize * GUI_Context.pAFont->XMag, y + GUI_Context.pAFont->YDist);
				}
			}
			LCD_SetDrawMode(OldMode);
		}
	}
	//houhh 20061119...
	//  GUI_Context.DispPosX+=pMono->XDist;
	GUI_Context.DispPosX += pMono->XDist * GUI_Context.pAFont->XMag;
}

/*********************************************************************
*
*   	GUIMONO_GetCharDistX
*/
int GUIMONO_GetCharDistX(U16P c)
{
	const GUI_FONT_MONO GUI_UNI_PTR * pMono = GUI_Context.pAFont->p.pMono;
	GUI_USE_PARA(c);
	//  return pMono->XDist;
	//houhh 20061119...
	return pMono->XDist * GUI_Context.pAFont->XMag;
}

/*********************************************************************
*
*   	GUIMONO_GetFontInfo
*/
void GUIMONO_GetFontInfo(const GUI_FONT GUI_UNI_PTR *pFont, GUI_FONTINFO *pfi)
{
	GUI_USE_PARA(pFont);
	pfi->Flags = GUI_FONTINFO_FLAG_MONO;
}

/*********************************************************************
*
*   	GUIMONO_IsInFont
*/
char GUIMONO_IsInFont(const GUI_FONT GUI_UNI_PTR *pFont, U16 c)
{
	const GUI_FONT_MONO GUI_UNI_PTR * pMono = pFont->p.pMono;
	unsigned int FirstChar = pMono->FirstChar;
	/* Check if regular character first. */
	if ((c >= (U16P) FirstChar) && (c <= (U16P) pMono->LastChar))
	{
		return 1;  /* Yes, we have it ! */
	}
	else
	{
		/* Check if character is in translation table */
		GUI_FONT_TRANSINFO const GUI_UNI_PTR * pti;
		pti = pMono->pTrans;
		if (pti)
		{
			if ((c >= pti->FirstChar) && (c <= pti->LastChar))
			{
				return 1;  /* Yes, we have it ! */
			}
		}
	}
	return 0;  /* No, we can not display this character */
}

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