gui_sif.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_SIF.c
Purpose 	: Implementation of system independend fonts
---------------------------END-OF-HEADER------------------------------
*/

#include "GUI_Private.h"

/*********************************************************************
*
*   	Exported code
*
**********************************************************************
*/

/*********************************************************************
*
*   	GUI_SIF_CreateFont
*/
void GUI_SIF_CreateFont(void *pFontData, GUI_FONT *pFont, const GUI_SIF_TYPE *pFontType)
{
	const U8 * pSrc = (const U8 *) pFontData;
	U32 ID;
	/* Set pFontData of GUI_FONT structure to the first byte */
	pFont->p.pFontData = pFontData;
	/* Check ID */
	ID = GUI__Read32(&pSrc);
	if (ID != 0x50495547)
	{
		/* 'GUIP' */
		GUI_DEBUG_ERROROUT("ID of downloaded font wrong!");
		return;
	}
	/* Read properties of the font */
	pFont->YSize = GUI__Read16(&pSrc);
	pFont->YDist = GUI__Read16(&pSrc);
	pFont->Baseline = GUI__Read16(&pSrc);
	pFont->LHeight = GUI__Read16(&pSrc);
	pFont->CHeight = GUI__Read16(&pSrc);
	/* Magnification is always 1 */
	pFont->XMag = 1;
	pFont->YMag = 1;
	/* Set function pointers */
	pFont->pfDispChar = pFontType->pDispChar;
	pFont->pfGetCharDistX = pFontType->pGetCharDistX;
	pFont->pfGetFontInfo = pFontType->pGetFontInfo;
	pFont->pfIsInFont = pFontType->pIsInFont;
	pFont->pafEncode = 0;
	/* Use the new font */
	GUI_SetFont(pFont);
}

/*********************************************************************
*
*   	GUI_SIF_DeleteFont
*/
void GUI_SIF_DeleteFont(GUI_FONT *pFont)
{
	GUI_USE_PARA(pFont);
}