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- Implement VidSolidColorFill, VidSetScrollRegion and VidSetTextColor

Browse source 
- Fix a bug in VidpBuildColor


svn path=/trunk/; revision=33975
This commit is contained in:
ReactOS Portable Systems Group 2008-06-15 04:11:21 +00:00
parent bfd0d8594d
commit 133e63adea
1 changed files with 54 additions and 8 deletions
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62
reactos/drivers/base/bootvid/arm/bootvid.c
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@ -23,6 +23,16 @@
#define WRITE_REGISTER_USHORT(r, v) (*(volatile USHORT *)(r) = (v))
PUSHORT VgaArmBase;
UCHAR VidpTextColor = 0xF;
ULONG VidpCurrentX = 0;
ULONG VidpCurrentY = 0;
ULONG VidpScrollRegion[4] =
{
0,
0,
640 - 1,
480 - 1
};
typedef struct _VGA_COLOR
{
@ -69,7 +79,7 @@ VidpBuildColor(IN UCHAR Color)
//
// Build the 16-bit color mask
//
return ((Blue & 0x1F) << 11) | ((Green & 0x1F) << 6) | ((Red & 0x1F));
return ((Red & 0x1F) << 11) | ((Green & 0x1F) << 6) | ((Blue & 0x1F));
}
@ -182,9 +192,18 @@ ULONG
NTAPI
VidSetTextColor(ULONG Color)
{
UNIMPLEMENTED;
while (TRUE);
return 0;
UCHAR OldColor;
//
// Save the old, set the new
//
OldColor = VidpTextColor;
VidpTextColor = Color;
//
// Return the old text color
//
return OldColor;
}
/*
@ -211,8 +230,19 @@ VidSetScrollRegion(ULONG x1,
ULONG x2,
ULONG y2)
{
UNIMPLEMENTED;
while (TRUE);
/* Assert alignment */
ASSERT((x1 & 0x7) == 0);
ASSERT((x2 & 0x7) == 7);
/* Set Scroll Region */
VidpScrollRegion[0] = x1;
VidpScrollRegion[1] = y1;
VidpScrollRegion[2] = x2;
VidpScrollRegion[3] = y2;
/* Set current X and Y */
VidpCurrentX = x1;
VidpCurrentY = y1;
}
/*
@ -293,6 +323,22 @@ VidSolidColorFill(IN ULONG Left,
IN ULONG Bottom,
IN UCHAR Color)
{
UNIMPLEMENTED;
while (TRUE);
int y, x;
//
// Loop along the Y-axis
//
for (y = Top; y <= Bottom; y++)
{
//
// Loop along the X-axis
//
for (x = Left; x <= Right; x++)
{
//
// Draw the pixel
//
VidpSetPixel(x, y, Color);
}
}
}