Пример #1
0
/*********************************************************************
*
*       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);
}
Пример #2
0
/*********************************************************************
*
*       GUI_SIF_GetFontInfo
*/
static void _GUI_SIF_GetFontInfo(const GUI_FONT GUI_UNI_PTR * pFont, GUI_FONTINFO * pfi) {
    const U8 * pData;
    pData = (const U8 *)pFont->p.pFontData + 4 /* Skip XSize and XDist */;
    pfi->Baseline = GUI__Read16(&pData);
    pfi->LHeight  = GUI__Read16(&pData);
    pfi->CHeight  = GUI__Read16(&pData);
    pfi->Flags    = GUI_FONTINFO_FLAG_PROP;
}
Пример #3
0
/*********************************************************************
*
*       _GetNumCharAreas
*/
static int _GetNumCharAreas(const GUI_FONT GUI_UNI_PTR * pFont) {
    U16 NumCharAreas;
    const U8 * pData;
    pData = (const U8 *)pFont->p.pFontData + 14 /* Skip ID, YSize, YDist, Baseline, LHeight and CHeight */;
    NumCharAreas = GUI__Read16(&pData);
    return NumCharAreas;
}
Пример #4
0
/*********************************************************************
*
*       GUI_SIF_GetCharDistX
*/
static int _GUI_SIF_GetCharDistX(U16P c) {
    const U8 * pCharInfo;
    U16 DistX = 0;
    pCharInfo = _GetpCharInfo(GUI_Context.pAFont, c); /* Get pointer to char info data */
    if (pCharInfo) {
        pCharInfo += 2 /* Skip XSize */;
        DistX = GUI__Read16(&pCharInfo);
    }
    return DistX;
}
Пример #5
0
/*********************************************************************
*
*       GUI_SIF__GetCharDistX
*/
int GUI_SIF__GetCharDistX(U16P c) {
  const U8 * pCharInfo;
  U16 DistX = 0;
  pCharInfo = GUI_SIF__GetpCharInfo(GUI_Context.pAFont, c); /* Get pointer to char info data */
  if (pCharInfo) {
    pCharInfo += 2;
    DistX = GUI__Read16(&pCharInfo);
  }
  return DistX;
}
Пример #6
0
/*********************************************************************
*
*       GUI_SIF_DispChar
*/
static void _GUI_SIF_DispChar(U16P c) {
    const U8 * pCharInfo, * pData;
    pCharInfo = _GetpCharInfo(GUI_Context.pAFont, c);
    if (pCharInfo) {
        GUI_DRAWMODE DrawMode, OldDrawMode;
        GUI_SIF_CHARINFO CharInfo;
        CharInfo.XSize        = GUI__Read16(&pCharInfo);
        CharInfo.XDist        = GUI__Read16(&pCharInfo);
        CharInfo.BytesPerLine = GUI__Read16(&pCharInfo);
        GUI__Read16(&pCharInfo); /* Dummy */
        CharInfo.OffData      = GUI__Read32(&pCharInfo);
        pData = (const U8 *)GUI_Context.pAFont->p.pFontData + CharInfo.OffData;
        DrawMode = GUI_Context.TextMode;
        OldDrawMode  = LCD_SetDrawMode(DrawMode);
        LCD_DrawBitmap(GUI_Context.DispPosX, GUI_Context.DispPosY,
                       CharInfo.XSize,
                       GUI_Context.pAFont->YSize,
                       GUI_Context.pAFont->XMag,
                       GUI_Context.pAFont->YMag,
                       1,
                       CharInfo.BytesPerLine,
                       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 + CharInfo.XSize,
                             GUI_Context.DispPosY + YDist);
                GUI_SetColor(OldColor);
            }
        }
        LCD_SetDrawMode(OldDrawMode); /* Restore draw mode */
        GUI_Context.DispPosX += CharInfo.XDist;
    }
}
Пример #7
0
/*********************************************************************
*
*       _GetpCharInfo
*/
static const U8 * _GetpCharInfo(const GUI_FONT GUI_UNI_PTR * pFont, U16P c) {
    const U8 * pCharArea, * pCharInfo;
    int NumCharAreas;
    NumCharAreas = _GetNumCharAreas(pFont);                 /* Get # of char areas */
    pCharArea = (const U8 *)pFont->p.pFontData
                + sizeof(GUI_SI_FONT);                      /* Set char area pointer to first char area */
    pCharInfo = pCharArea
                + sizeof(GUI_SIF_CHAR_AREA) * NumCharAreas; /* Set char info pointer to first character info */
    do {
        GUI_SIF_CHAR_AREA CharArea;
        CharArea.First    = GUI__Read16(&pCharArea);
        CharArea.Last     = GUI__Read16(&pCharArea);
        if ((c >= CharArea.First) && (c <= CharArea.Last)) {
            pCharInfo += sizeof(GUI_SIF_CHARINFO) * (c - CharArea.First);
            return pCharInfo;
        }
        pCharInfo += sizeof(GUI_SIF_CHARINFO) * (CharArea.Last - CharArea.First + 1);
    } while(--NumCharAreas);
    return 0;
}