public static NSPoint Create(string nsPointText)
{
NSPoint nsPoint = new NSPoint();
var parts = nsPointText.Split(',').ToList();
if (parts.Count != 2)
throw new Exception("Invalid format for NSPoint");
string x = parts[0].TrimStart('{').Trim();
string y = parts[1].TrimEnd('}').Trim();
var culture = CultureInfo.CreateSpecificCulture("en-US");
nsPoint.X = Single.Parse(x, NumberStyles.Any, culture);
nsPoint.Y = Single.Parse(y, NumberStyles.Any, culture);
return nsPoint;
}
public virtual NSPoint ConvertPointToView(NSPoint aPoint, NSView aView)
{
NSPoint inBase;
if (aView == this)
return aPoint;
inBase = this._MatrixToWindow().TransformPoint(aPoint);
if (aView != null)
{
//NS.Assert(_window == [aView window], NSInvalidArgumentException);
return aView._matrixFromWindow.TransformPoint(inBase);
}
else
{
return inBase;
}
}
public virtual NSPoint ConvertPointToBase(NSPoint aPoint)
{
return this.ConvertPointToView(aPoint, null);
}
public virtual NSPoint ConvertPointFromView(NSPoint aPoint, NSView aView)
{
NSPoint inBase;
if (aView == this)
{
return aPoint;
}
if (aView != null)
{
//NS.Assert(_window == aView.Window, @"NSInvalidArgumentException");
inBase = aView._matrixToWindow.TransformPoint(aPoint);
}
else
{
inBase = aPoint;
}
return this._matrixFromWindow.TransformPoint(inBase);
}
/* Helper for -convertRect:fromView: and -convertRect:toView:. */
private static NSRect convert_rect_using_matrices(NSRect aRect, NSAffineTransform matrix1,
NSAffineTransform matrix2)
{
NSRect r = new NSRect();
NSPoint[] p = new NSPoint[4];
NSPoint min, max;
int i;
for (i = 0; i < 4; i++)
p[i] = aRect.Origin;
p[1].X += aRect.Size.Width;
p[2].Y += aRect.Size.Height;
p[3].X += aRect.Size.Width;
p[3].Y += aRect.Size.Height;
for (i = 0; i < 4; i++)
p[i] = matrix1.TransformPoint(p[i]);
min = max = p[0] = matrix2.TransformPoint(p[0]);
for (i = 1; i < 4; i++)
{
p[i] = matrix2.TransformPoint(p[i]);
min.X = Math.Min(min.X, p[i].X);
min.Y = Math.Min(min.Y, p[i].Y);
max.X = Math.Max(max.X, p[i].X);
max.Y = Math.Max(max.Y, p[i].Y);
}
r.Origin = min;
r.Size = NS.MakeSize(max.X - min.X, max.Y - min.Y);
//r.Size.Width = max.X - min.X;
//r.Size.Height = max.Y - min.Y;
return r;
}
public virtual void TranslateOriginToPoint(NSPoint point)
{
//NSDebugLLog(@"NSView", @"%@ translateOriginToPoint: %@", self, NSStringFromPoint(point));
if (NS.EqualPoints(NSPoint.Zero, point) == false)
{
if (_boundsMatrix == null)
{
_boundsMatrix = (NSAffineTransform)NSAffineTransform.Alloc().Init();
}
_boundsMatrix.TranslateXByYBy(point.X, point.Y);
// Adjust bounds
_bounds.Origin = NS.MakePoint(_bounds.Origin.X - point.X, _bounds.Origin.Y - point.Y);
//_bounds.Origin.X -= point.X;
//_bounds.Origin.Y -= point.Y;
if (_coordinates_valid)
{
//FIXME
//(*invalidateImp)(self, invalidateSel);
}
this.ResetCursorRects();
if (_post_bounds_changes)
{
//[nc postNotificationName: NSViewBoundsDidChangeNotification object: self];
}
}
}
public virtual void SetFrameOrigin(NSPoint newOrigin)
{
if (NS.EqualPoints(_frame.Origin, newOrigin) == false)
{
NSRect newFrame = _frame;
newFrame.Origin = newOrigin;
if (_coordinates_valid)
{
//FIXME
//(*invalidateImp)(self, invalidateSel);
}
this._SetFrameAndClearAutoresizingError(newFrame);
this.ResetCursorRects();
if (_post_frame_changes)
{
//FIXME
//[nc postNotificationName: NSViewFrameDidChangeNotification object: self];
}
}
}
public virtual void SetBoundsOrigin(NSPoint newOrigin)
{
NSPoint oldOrigin;
if (_boundsMatrix == null)
{
oldOrigin = NS.MakePoint(NS.MinX(_bounds), NS.MinY(_bounds));
}
else
{
NSAffineTransform matrix = (NSAffineTransform)_boundsMatrix.Copy();
matrix.Invert();
oldOrigin = matrix.TransformPoint(NS.MakePoint(0, 0));
//RELEASE(matrix);
}
this.TranslateOriginToPoint(NS.MakePoint(oldOrigin.X - newOrigin.X,
oldOrigin.Y - newOrigin.Y));
}
public NSPoint DecodePointForKey(string keyName)
{
NSPoint nsPoint = new NSPoint();
XElement xElm = _classDict.Find(i => (string)i.Attribute("key") == keyName);
if (xElm != null)
{
nsPoint = (NSPoint)(NSString)this.Create(xElm);
}
return nsPoint;
}
public virtual NSPoint TransformPoint(NSPoint aPoint)
{
NSPoint newPoint = NSPoint.Zero;
if (_isIdentity)
{
newPoint.X = _matrix.tX + aPoint.X;
newPoint.Y = _matrix.tY + aPoint.Y;
}
else if (_isFlipY)
{
newPoint.X = _matrix.tX + aPoint.X;
newPoint.Y = _matrix.tY - aPoint.Y;
}
else
{
newPoint.X = _matrix.m11 * aPoint.X + _matrix.m21 * aPoint.Y + _matrix.tX;
newPoint.Y = _matrix.m12 * aPoint.X + _matrix.m22 * aPoint.Y + _matrix.tY;
}
return newPoint;
}
public virtual void SetFrameOrigin(NSPoint point)
{
NSAffineTransformStruct matrix = this.GetTransformStruct();
double dx = point.X - _matrix.tX;
double dy = point.Y - _matrix.tY;
this.TranslateXByYBy(dx,dy);
}
public NSRect(NSPoint origin, NSSize size)
: this()
{
Origin = origin;
Size = size;
}
public NSRect(double x, double y, double w, double h)
: this()
{
Origin = new NSPoint(x, y);
Size = new NSSize(w, h);
}