public bool SetClippingBox(int x1, int y1, int x2, int y2)
{
RectangleInt cb = new RectangleInt(x1, y1, x2, y2);
cb.normalize();
if (cb.clip(new RectangleInt(0, 0, (int)Width - 1, (int)Height - 1)))
{
m_ClippingRect = cb;
return true;
}
m_ClippingRect.Left = 1;
m_ClippingRect.Bottom = 1;
m_ClippingRect.Right = 0;
m_ClippingRect.Top = 0;
return false;
}
public bool SetClippingBox(int x1, int y1, int x2, int y2)
{
RectangleInt cb = new RectangleInt(x1, y1, x2, y2);
cb.normalize();
if (cb.clip(new RectangleInt(0, 0, (int)Width - 1, (int)Height - 1)))
{
m_ClippingRect = cb;
return(true);
}
m_ClippingRect.Left = 1;
m_ClippingRect.Bottom = 1;
m_ClippingRect.Right = 0;
m_ClippingRect.Top = 0;
return(false);
}
public bool Attach(IImageByte sourceImage, int x1, int y1, int x2, int y2)
{
m_ByteBuffer = null;
DettachBuffer();
if (x1 > x2 || y1 > y2)
{
throw new Exception("You need to have your x1 and y1 be the lower left corner of your sub image.");
}
RectangleInt boundsRect = new RectangleInt(x1, y1, x2, y2);
if (boundsRect.clip(new RectangleInt(0, 0, (int)sourceImage.Width - 1, (int)sourceImage.Height - 1)))
{
SetDimmensionAndFormat(boundsRect.Width, boundsRect.Height, sourceImage.StrideInBytes(), sourceImage.BitDepth, sourceImage.GetBytesBetweenPixelsInclusive(), false);
int bufferOffset = sourceImage.GetBufferOffsetXY(boundsRect.Left, boundsRect.Bottom);
byte[] buffer = sourceImage.GetBuffer();
SetBuffer(buffer, bufferOffset);
return(true);
}
return(false);
}
public bool Attach(IImageByte sourceImage, int x1, int y1, int x2, int y2)
{
m_ByteBuffer = null;
DettachBuffer();
if (x1 > x2 || y1 > y2)
{
throw new Exception("You need to have your x1 and y1 be the lower left corner of your sub image.");
}
RectangleInt boundsRect = new RectangleInt(x1, y1, x2, y2);
if (boundsRect.clip(new RectangleInt(0, 0, (int)sourceImage.Width - 1, (int)sourceImage.Height - 1)))
{
SetDimmensionAndFormat(boundsRect.Width, boundsRect.Height, sourceImage.StrideInBytes(), sourceImage.BitDepth, sourceImage.GetBytesBetweenPixelsInclusive(), false);
int bufferOffset = sourceImage.GetBufferOffsetXY(boundsRect.Left, boundsRect.Bottom);
byte[] buffer = sourceImage.GetBuffer();
SetBuffer(buffer, bufferOffset);
return true;
}
return false;
}