public CCFollow(CCNode followedNode, CCRect rect)
{
Debug.Assert(followedNode != null);
FollowedNode = followedNode;
if (rect.Equals(CCRect.Zero))
{
UsingBoundary = false;
}
else
{
UsingBoundary = true;
}
BoundaryFullyCovered = false;
CCRect viewportBounds = followedNode.Layer.VisibleBoundsWorldspace;
FullScreenSize = (CCPoint) new CCPoint(viewportBounds.Size.Width, viewportBounds.Size.Height);
HalfScreenSize = FullScreenSize * 0.5f;
if (UsingBoundary)
{
float leftBoundary = -((rect.Origin.X + rect.Size.Width) - FullScreenSize.X - viewportBounds.Origin.X);
float rightBoundary = -rect.Origin.X;
float topBoundary = -rect.Origin.Y;
float bottomBoundary = -((rect.Origin.Y + rect.Size.Height) - FullScreenSize.Y - viewportBounds.Origin.Y);
if (rightBoundary < leftBoundary)
{
// screen width is larger than world's boundary width
//set both in the middle of the world
rightBoundary = leftBoundary = (leftBoundary + rightBoundary) / 2;
}
if (topBoundary < bottomBoundary)
{
// screen width is larger than world's boundary width
//set both in the middle of the world
topBoundary = bottomBoundary = (topBoundary + bottomBoundary) / 2;
}
if ((topBoundary == bottomBoundary) && (leftBoundary == rightBoundary))
{
BoundaryFullyCovered = true;
}
Boundary = new CCFollowBoundary(bottomBoundary, leftBoundary, rightBoundary, topBoundary);
}
}
public CCFollow(CCNode followedNode, CCRect rect)
{
Debug.Assert (followedNode != null);
FollowedNode = followedNode;
if (rect.Equals (CCRect.Zero))
{
UsingBoundary = false;
}
else
{
UsingBoundary = true;
}
BoundaryFullyCovered = false;
CCRect viewportBounds = followedNode.Layer.VisibleBoundsWorldspace;
FullScreenSize = (CCPoint)new CCPoint(viewportBounds.Size.Width, viewportBounds.Size.Height);
HalfScreenSize = FullScreenSize * 0.5f;
if (UsingBoundary)
{
float leftBoundary = -((rect.Origin.X + rect.Size.Width) - FullScreenSize.X - viewportBounds.Origin.X);
float rightBoundary = -rect.Origin.X;
float topBoundary = -rect.Origin.Y;
float bottomBoundary = -((rect.Origin.Y + rect.Size.Height) - FullScreenSize.Y - viewportBounds.Origin.Y);
if (rightBoundary < leftBoundary)
{
// screen width is larger than world's boundary width
//set both in the middle of the world
rightBoundary = leftBoundary = (leftBoundary + rightBoundary) / 2;
}
if (topBoundary < bottomBoundary)
{
// screen width is larger than world's boundary width
//set both in the middle of the world
topBoundary = bottomBoundary = (topBoundary + bottomBoundary) / 2;
}
if ((topBoundary == bottomBoundary) && (leftBoundary == rightBoundary))
{
BoundaryFullyCovered = true;
}
Boundary = new CCFollowBoundary (bottomBoundary, leftBoundary, rightBoundary, topBoundary);
}
}