public void Box(int X, int Y, int Width, int Height, uint Value)
{
if ((X + Width <= 0) ||
(X >= m_Width) ||
(Y + Height <= 0) ||
(Y >= m_Height))
{
return;
}
if (X < 0)
{
Width += X;
X = 0;
}
if (X + Width >= m_Width)
{
Width = m_Width - X;
}
if (Y < 0)
{
Height += Y;
Y = 0;
}
if (Y + Height >= m_Height)
{
Height = m_Height - Y;
}
switch (BitsPerPixel)
{
case 8:
for (int i = 0; i < Height; ++i)
{
for (int j = 0; j < Width; ++j)
{
m_ImageData.SetU8At(j + X + BytesPerLine * (Y + i), (byte)Value);
}
}
break;
case 24:
for (int i = 0; i < Height; ++i)
{
for (int j = 0; j < Width; ++j)
{
m_ImageData.SetU8At((j + X) * 3 + BytesPerLine * (Y + i), (byte)(Value & 0xff));
m_ImageData.SetU8At((j + X) * 3 + BytesPerLine * (Y + i) + 1, (byte)((Value & 0xff00) >> 8));
m_ImageData.SetU8At((j + X) * 3 + BytesPerLine * (Y + i) + 2, (byte)((Value & 0xff0000) >> 16));
}
}
break;
case 32:
for (int i = 0; i < Height; ++i)
{
for (int j = 0; j < Width; ++j)
{
m_ImageData.SetU32At((j + X) * 4 + BytesPerLine * (Y + i), Value);
}
}
break;
default:
throw new NotSupportedException("Bitdepth " + BitsPerPixel + " not supported yet");
}
}
