public void TestStaticCreation()
{
NSPoint refPoint = new NSPoint(1, 2);
NSValue val = NSValue.ValueWithPoint(refPoint);
Check(val);
NSPoint point = val.PointValue;
Assert.AreEqual(refPoint, point, "Points must be equal");
NSRange refRange = new NSRange(3, 4);
val = NSValue.ValueWithRange(refRange);
Check(val);
NSRange range = val.RangeValue;
Assert.AreEqual(refRange, range, "Ranges must be equal");
NSRect refRect = new NSRect(5, 6, 789, 789);
val = NSValue.ValueWithRect(refRect);
Check(val);
NSRect rect = val.RectValue;
Assert.AreEqual(refRect, rect, "Rectangles must be equal");
NSSize refSize = new NSSize(456, 789);
val = NSValue.ValueWithSize(refSize);
Check(val);
NSSize size = val.SizeValue;
Assert.AreEqual(refSize, size, "Sizes must be equal");
}
// Given two corners, make an NSRect.
public static NSRect RectFromPoints(NSPoint p1, NSPoint p2)
{
return NSRect.NSMakeRect(Math.Min(p1.x, p2.x),
Math.Min(p1.y, p2.y),
Math.Abs(p1.x - p2.x),
Math.Abs(p1.y - p2.y));
}
public override void continueMovingAtPoint(NSPoint where)
{
NSAffineTransform transform = NSAffineTransform.Transform;
transform.TranslateXByYBy(where.x - this.lastLocation.x, where.y - this.lastLocation.y);
this.SelectedPath.TransformUsingAffineTransform(transform);
this.lastLocation = where;
}
public override void startSelectingAtPoint(NSPoint where)
{
this.lastLocation = where;
this.trackingMode = SelectionTrackingMode.TrackSelecting;
this.SelectedPath.RemoveAllPoints();
this.SelectedPath.MoveToPoint(where);
}
public static extern NSString NSStringFromPoint(NSPoint aPoint);
/// <summary>
/// Tests two points for equality.
/// </summary>
/// <remarks>Original declaration is : BOOL NSEqualPoints(NSPoint aPoint, NSPoint bPoint)</remarks>
public static bool NSEqualPoints(NSPoint aPoint,
NSPoint bPoint)
{
return Equals(aPoint, bPoint);
}
/// <summary>
/// Translates the point by the specified size.
/// </summary>
/// <param name="nsPoint">A point.</param>
/// <param name="nsSize">A size.</param>
/// <returns></returns>
public static NSPoint Substract(NSPoint nsPoint, NSSize nsSize)
{
return new NSPoint(nsPoint.x - nsSize.width, nsPoint.y - nsSize.height);
}
/// <summary>
/// Returns a Boolean value that indicates whether a given point is in a specified rectangle.
/// </summary>
public bool PointInRect(NSPoint aPoint)
{
return this.MouseInRect(aPoint, false);
}
public int IndexOfCircleAtPoint(NSPoint point)
{
uint count = this.circles.Count;
for (uint k = 0; k < count; k++)
{
Circle circle = this.circles.ObjectAtIndex(count - 1 - k).CastTo<Circle>();
NSPoint center = circle.Center;
float radius = circle.Radius;
float dx = point.x - center.x;
float dy = point.y - center.y;
if (dx*dx + dy*dy < radius*radius)
{
return (int) (count - 1 - k);
}
}
return -1;
}
/// <summary>
/// Returns a Boolean value that indicates whether the point is in the specified rectangle.
/// </summary>
/// <remarks>Original declaration is : BOOL NSMouseInRect(NSPoint aPoint, NSRect aRect, BOOL isFlipped)</remarks>
public static bool NSMouseInRect(NSPoint aPoint, NSRect aRect, bool isFlipped)
{
return isFlipped
? (aPoint.x >= NSMinX(aRect)) &&
(aPoint.x < NSMaxX(aRect)) &&
(aPoint.y > NSMinY(aRect)) &&
(aPoint.y <= NSMaxY(aRect))
: (aPoint.x >= NSMinX(aRect)) &&
(aPoint.x < NSMaxX(aRect)) &&
(aPoint.y >= NSMinY(aRect)) &&
(aPoint.y < NSMaxY(aRect));
}
public virtual void stopSelectingAtPoint(NSPoint where)
{
this.selectedRect = RectFromPoints(this.lastLocation, where);
this.trackingMode = SelectionTrackingMode.TrackNone;
}
public virtual void stopMovingAtPoint(NSPoint where)
{
this.continueMovingAtPoint(where);
this.trackingMode = SelectionTrackingMode.TrackNone;
}
public virtual void startSelectingAtPoint(NSPoint where)
{
this.trackingMode = SelectionTrackingMode.TrackSelecting;
this.lastLocation = where;
}
public void setSelectedRectOrigin(NSPoint where)
{
this.selectedRect.origin = where;
}
/// <summary>
/// Computes the size between the two points. The values are always positives.
/// </summary>
/// <param name="nsPoint1">The point 1.</param>
/// <param name="nsPoint2">The point 2.</param>
/// <returns>A <see cref="NSSize"/> instance that contains the size between the two points.</returns>
public static NSSize Substract(NSPoint nsPoint1, NSPoint nsPoint2)
{
return new NSSize(Math.Abs(nsPoint2.x - nsPoint1.x), Math.Abs(nsPoint2.y - nsPoint1.y));
}
public virtual void continueMovingAtPoint(NSPoint where)
{
this.selectedRect.origin.x += where.x - this.lastLocation.x;
this.selectedRect.origin.y += where.y - this.lastLocation.y;
this.lastLocation = where;
}
public override void continueSelectingAtPoint(NSPoint where)
{
this.SelectedPath.LineToPoint(where);
}
public virtual void continueSelectingAtPoint(NSPoint where)
{
this.selectedRect = RectFromPoints(this.lastLocation, where);
}
public override void stopSelectingAtPoint(NSPoint where)
{
this.SelectedPath.LineToPoint(where);
this.SelectedPath.ClosePath();
this.trackingMode = SelectionTrackingMode.TrackNone;
}
public virtual void mouseDown(NSEvent theEvent)
{
this.lastLocation = this.target.ConvertPointFromView(theEvent.LocationInWindow, null);
if (NSRect.NSPointInRect(this.lastLocation, this.selectedRect))
{
this.startMovingAtPoint(this.lastLocation);
return;
}
this.startSelectingAtPoint(this.lastLocation);
}
/// <summary>
/// Returns a Boolean value that indicates whether a given point is in a given rectangle.
/// </summary>
/// <remarks>Original declaration is : BOOL NSPointInRect(NSPoint aPoint, NSRect aRect)</remarks>
public static bool NSPointInRect(NSPoint aPoint, NSRect aRect)
{
return NSMouseInRect(aPoint, aRect, false);
}
public void SetOffsetFromPoint(NSPoint point)
{
CGSize offset;
NSRect bounds = this.Bounds;
offset.width = (point.x - NSRect.NSMidX(bounds))/(NSRect.NSWidth(bounds)/2);
offset.height = (point.y - NSRect.NSMidY(bounds))/(NSRect.NSHeight(bounds)/2);
float radius = (float) Math.Sqrt(offset.width*offset.width + offset.height*offset.height);
if (radius > 1)
{
offset.width /= radius;
offset.height /= radius;
}
if (CGSize.CGSizeEqualToSize(this._offset, offset) == 0)
{
this._offset = offset;
this.NeedsDisplay = true;
NSNotificationCenter.DefaultCenter.PostNotificationNameObject(ShadowOffsetChanged, this);
}
}
/// <summary>
/// Returns a Boolean value that indicates whether the point is in the rectangle.
/// </summary>
public bool MouseInRect(NSPoint aPoint, bool isFlipped)
{
return NSMouseInRect(aPoint, this, isFlipped);
}
/// <summary>
/// Converts a <see cref="NSPoint"/> instance to a <see cref="CGPoint"/>
/// </summary>
/// <param name="nspoint">The <see cref="NSPoint"/> to convert.</param>
/// <returns>A new <see cref="CGPoint"/> instance.</returns>
public static CGPoint CGPointFromNSPoint(NSPoint nspoint)
{
return CGPoint.CGPointMake(nspoint.x, nspoint.y);
}
public NSInteger dividerIndexForPoint(NSPoint point)
{
NSInteger dividerIndex = -1;
Action<Id, NSUInteger, IntPtr > enumerator = delegate(Id id, NSUInteger i, IntPtr stop) {
NSView view = id.CastTo<NSView> ();
NSRect subviewFrame = view.Frame;
if (point.y > subviewFrame.MaxY) {
// the point is between us and the subview above
dividerIndex = i - 1;
Marshal.WriteByte (stop, 1);
} else if (point.y > subviewFrame.MinY) {
// the point is in the interior of our view, not on a divider
dividerIndex = -1;
Marshal.WriteByte (stop, 1);
}
};
this.Subviews.EnumerateObjectsUsingBlock (enumerator);
return dividerIndex;
}
/// <summary>
/// Translates the point by the specified size.
/// </summary>
/// <param name="nsPoint">A point.</param>
/// <param name="nsSize">A size.</param>
/// <returns></returns>
public static NSPoint Add(NSPoint nsPoint, NSSize nsSize)
{
return new NSPoint(nsPoint.x + nsSize.width, nsPoint.y + nsSize.height);
}