/*********************************************************************
*
* GUI_Color2Index
*/
int GUI_Color2Index(GUI_COLOR Color) {
int Index;
GUI_LOCK();
Index = LCD_Color2Index(Color);
GUI_UNLOCK();
return Index;
}
/*********************************************************************
*
* GUI_CURSOR_Select
*/
const GUI_CURSOR GUI_UNI_PTR * GUI_CURSOR_Select(const GUI_CURSOR GUI_UNI_PTR * pCursor) {
int AllocSize;
const GUI_BITMAP GUI_UNI_PTR * pBM;
const GUI_CURSOR GUI_UNI_PTR * pOldCursor;
GUI_LOCK();
pOldCursor = _pCursor;
if (pCursor != _pCursor) {
int i;
pBM = pCursor->pBitmap;
i = pBM->pPal->NumEntries > 4 ? 4 : pBM->pPal->NumEntries;
while (i--) {
LCD_COLOR Color = *(pBM->pPal->pPalEntries + i);
_ColorIndex[i] = LCD_Color2Index(Color);
}
_Hide();
AllocSize = pBM->XSize * pBM->YSize * sizeof(LCD_PIXELINDEX);
if (AllocSize != _AllocSize) {
GUI_ALLOC_Free(_hBuffer);
_hBuffer = 0;
}
_hBuffer = GUI_ALLOC_AllocZero(AllocSize);
_CursorOn = 1;
_pCursor = pCursor;
_CalcRect();
_Show();
}
GUI_UNLOCK();
return pOldCursor;
}
/*********************************************************************
*
* _Log2Phys
*/
static int _Log2Phys(int Index) {
if (Index < 4) {
return _ColorIndex[Index];
} else {
LCD_COLOR Color = *(_pCursor->pBitmap->pPal->pPalEntries + Index);
return LCD_Color2Index(Color);
}
}
GUI_COLOR GUI_Color2VisColor(GUI_COLOR color) {
I16 Index;
GUI_COLOR r;
GUI_LOCK();
Index = LCD_Color2Index(color);
r = LCD_Index2Color(Index);
GUI_UNLOCK();
return r;
}
/*********************************************************************
*
* _WriteAlphaToActiveAt
*/
static void _WriteAlphaToActiveAt(GUI_MEMDEV_Handle hMem, int Intens, int x, int y) {
/* Make sure the memory handle is valid */
if (hMem) {
GUI_MEMDEV * pDev = GUI_MEMDEV_H2P(hMem);
GUI_USAGE_h hUsage = pDev->hUsage;
GUI_USAGE* pUsage;
int YSize = pDev->YSize;
int yi;
if (hUsage) {
pUsage = GUI_USAGE_H2P(hUsage);
for (yi = 0; yi < YSize; yi++) {
int xOff = 0;
int XSize;
XSize = GUI_USAGE_GetNextDirty(pUsage, &xOff, yi);
/* Draw the partial line which needs to be drawn */
for (; XSize; ) {
U8* pData;
pData = (U8*)GUI_MEMDEV__XY2PTREx(pDev, xOff, yi);
do {
LCD_COLOR Color, BkColor;
int xPos, yPos, Index;
if (pDev->BitsPerPixel == 8) {
Index = *pData++;
} else {
Index = *(U16*)pData;
pData += 2;
}
Color = LCD_Index2Color(Index);
xPos = xOff + x;
yPos = yi +y;
BkColor = LCD_GetPixelColor(xPos, yPos);
Color = LCD_MixColors256(Color, BkColor, Intens);
Index = LCD_Color2Index(Color);
LCD_SetPixelIndex(xPos, yPos, Index);
xOff++;
} while (--XSize);
XSize = GUI_USAGE_GetNextDirty(pUsage, &xOff, yi);
}
}
}
}
}
