guicharp.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		: GUICharP.C
Purpose 	: Implementation of Proportional fonts
---------------------------END-OF-HEADER------------------------------
*/

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

/*********************************************************************
*
*   	Static code
*
**********************************************************************
*/
/*********************************************************************
*
*   	GUIPROP_FindChar
*/
static const GUI_FONT_PROP GUI_UNI_PTR * GUIPROP_FindChar(const GUI_FONT_PROP GUI_UNI_PTR *pProp, U16P c)
{
	for (; pProp; pProp = pProp->pNext)
	{
		if ((c >= pProp->First) && (c <= pProp->Last))
		{
			break;
		}
	}
	return pProp;
}

/*********************************************************************
*
*   	Public code
*
**********************************************************************
*/
/*********************************************************************
*
*   	GUIPROP_DispChar
*
* Purpose:
*   This is the routine that displays a character. It is used by all
*   other routines which display characters as a subroutine.
*/
void GUIPROP_DispChar(U16P c)
{
	int BytesPerLine;
	GUI_DRAWMODE DrawMode = GUI_Context.TextMode;
	const GUI_FONT_PROP GUI_UNI_PTR * pProp = GUIPROP_FindChar(GUI_Context.pAFont->p.pProp, c);
	if (pProp)
	{
		GUI_DRAWMODE OldDrawMode;
		const GUI_CHARINFO GUI_UNI_PTR * pCharInfo = pProp->paCharInfo + (c - pProp->First);
		BytesPerLine = pCharInfo->BytesPerLine;
		OldDrawMode = LCD_SetDrawMode(DrawMode);
		LCD_DrawBitmap(GUI_Context.DispPosX, GUI_Context.DispPosY, pCharInfo->XSize, GUI_Context.pAFont->YSize, GUI_Context.pAFont->XMag, GUI_Context.pAFont->YMag, 1, /* Bits per Pixel */
					   BytesPerLine, pCharInfo->pData, &LCD_BKCOLORINDEX);
		/* Fill empty pixel lines */
		if (GUI_Context.pAFont->YDist > GUI_Context.pAFont->YSize)
		{
			int YMag = GUI_Context.pAFont->YMag;
			int YDist = GUI_Context.pAFont->YDist *YMag;
			int YSize = GUI_Context.pAFont->YSize *YMag;
			if (DrawMode != LCD_DRAWMODE_TRANS)
			{
				LCD_COLOR OldColor = GUI_GetColor();
				GUI_SetColor(GUI_GetBkColor());
				LCD_FillRect(GUI_Context.DispPosX, GUI_Context.DispPosY + YSize, GUI_Context.DispPosX + pCharInfo->XSize, GUI_Context.DispPosY + YDist);
				GUI_SetColor(OldColor);
			}
		}
		LCD_SetDrawMode(OldDrawMode); /* Restore draw mode */
		GUI_Context.DispPosX += pCharInfo->XDist * GUI_Context.pAFont->XMag;
	}
}

/*********************************************************************
*
*   	GUIPROP_GetCharDistX
*/
int GUIPROP_GetCharDistX(U16P c)
{
	const GUI_FONT_PROP GUI_UNI_PTR * pProp = GUIPROP_FindChar(GUI_Context.pAFont->p.pProp, c);
	return (pProp) ? (pProp->paCharInfo + (c - pProp->First))->XSize * GUI_Context.pAFont->XMag : 0;
}

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

/*********************************************************************
*
*   	GUIPROP_IsInFont
*/
char GUIPROP_IsInFont(const GUI_FONT GUI_UNI_PTR *pFont, U16 c)
{
	const GUI_FONT_PROP GUI_UNI_PTR * pProp = GUIPROP_FindChar(pFont->p.pProp, c);
	return (pProp == NULL) ? 0 : 1;
}

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