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controller-hd/User/lib/lcd/gui/Core/GUICharP.c

122 lines
4.4 KiB
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 : 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 ****************************/