/*********************************************************************
*
* _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);
}
}
}
}
}
/*********************************************************************
*
* _DrawBitmap_RLE8
*/
static void _DrawBitmap_RLE8(int x0,int y0,int xsize, int ysize, const U8 GUI_UNI_PTR * pPixel, const LCD_LOGPALETTE GUI_UNI_PTR * pLogPal, int xMag, int yMag) {
LCD_PIXELINDEX aColorIndex[2];
LCD_PIXELINDEX PixelIndex;
int xi,y;
int xL, yL;
const U8 GUI_UNI_PTR * pPixelOrg = pPixel;
char NoTrans = !(GUI_Context.DrawMode & LCD_DRAWMODE_TRANS);
const LCD_PIXELINDEX* pTrans =NULL;
char IsMagnified = ((yMag | xMag) != 1);
aColorIndex[0] = LCD_ACOLORINDEX[0];
aColorIndex[1] = LCD_ACOLORINDEX[1];
/* Handle color translation */
if ((pLogPal) && (pLogPal->pPalEntries)) {
if ((pTrans = LCD_GetpPalConvTable(pLogPal)) == NULL) {
return;
}
}
/* Check if we can limit the number of lines due to clipping) */
if (yMag == 1) {
if (ysize > GUI_Context.ClipRect.y1 - y0 + 1)
ysize = GUI_Context.ClipRect.y1 - y0 + 1;
}
/* Init variables for looping */
xi=0;
y =0;
/* Check if we can use the cache to save some unnecessary iterations */
if (!IsMagnified) {
int yDiff = GUI_Context.ClipRect.y0 - y0;
if ((Cache.pPixelStart == pPixel) && (yDiff > Cache.y)) {
/* Accept cache values */
y = Cache.y;
xi = Cache.x;
pPixel = Cache.pPixel;
}
}
/* Init values for caching */
Cache.pPixel = Cache.pPixelStart = pPixelOrg;
Cache.x = Cache.y = 0;
/* Repeat until we have reached bottom */
for (; y < ysize; ) {
U8 Cmd = *pPixel++;
U8 Data = *pPixel++;
if (Cmd) {
/* Save cache info */
Cache.pPixel = pPixel-2;
Cache.x = xi;
Cache.y = y;
LCD_ACOLORINDEX[1] = pTrans ? *(pTrans+Data) : Data;
while (Cmd) {
int xi1 = xi+Cmd;
if (xi1>=xsize)
xi1 = xsize;
Cmd -= (xi1-xi);
if (Data || NoTrans) { /* Skip transparent pixels */
if (IsMagnified) {
xL = xMag * xi + x0;
yL = yMag * y + y0;
LCD_FillRect(xL, yL, xL + xMag * (xi1 - xi) -1 , yL + yMag - 1);
} else {
LCD_DrawHLine(x0+xi, y + y0, xi1+x0-1);
}
}
xi =xi1;
if (xi1==xsize) {
y++;
xi=0;
}
}
} else {
do {
U8 Index = *pPixel++;
if (Index || NoTrans) { /* Skip transparent pixels */
int x = x0+xi;
PixelIndex = pTrans ? *(pTrans+Index) : Index;
if (IsMagnified) {
LCD_SetColorIndex(PixelIndex);
xL = xMag * xi + x0;
yL = yMag * y + y0;
LCD_FillRect(xL, yL, xL + xMag -1 , yL + yMag - 1);
} else {
#if 1 /* High speed variant */
if (y + y0>= GUI_Context.ClipRect.y0)
if (x >= GUI_Context.ClipRect.x0)
if (x <= GUI_Context.ClipRect.x1)
LCDDEV_L0_SetPixelIndex(x, y + y0, PixelIndex);
#else
LCD_SetPixelIndex(x, y + y0, PixelIndex);
#endif
}
}
if (++xi >= xsize) {
xi=0; y++;
if (y >= ysize)
break;
}
} while (--Data);
}
}
LCD_ACOLORINDEX[0] = aColorIndex[0];
LCD_ACOLORINDEX[1] = aColorIndex[1];
}