public Rectangle(Size s)
{
_x = 0;
_y = 0;
_width = s.Width;
_height = s.Height;
}
public Rectangle(Point p, Size s)
{
_x = p.X;
_y = p.Y;
_width = s.Width;
_height = s.Height;
}
public override void OnLayoutChanges(LayoutingType layoutType)
{
base.OnLayoutChanges (layoutType);
if (layoutType == LayoutingType.Width)
MinimumPopupSize = new Size (this.Slot.Width, minimumPopupSize.Height);
}
protected override void loadFromStream(Stream stream)
{
using (MemoryStream ms = new MemoryStream ()) {
stream.CopyTo (ms);
hSVG = new Rsvg.Handle (ms.ToArray ());
Dimensions = new Size (hSVG.Dimensions.Width, hSVG.Dimensions.Height);
}
}
internal virtual void SetChild(GraphicObject _child)
{
if (child != null) {
contentSize = new Size (0, 0);
child.LayoutChanged -= OnChildLayoutChanges;
child.Parent = null;
this.RegisterForGraphicUpdate ();
}
child = _child as GraphicObject;
if (child != null) {
child.Parent = this;
child.LayoutChanged += OnChildLayoutChanges;
contentSize = child.Slot.Size;
child.RegisteredLayoutings = LayoutingType.None;
child.RegisterForLayouting (LayoutingType.Sizing);
}
}
//load image via System.Drawing.Bitmap, cairo load png only
void loadBitmap(System.Drawing.Bitmap bitmap)
{
if (bitmap == null)
return;
System.Drawing.Imaging.BitmapData data = bitmap.LockBits
(new System.Drawing.Rectangle (0, 0, bitmap.Width, bitmap.Height),
System.Drawing.Imaging.ImageLockMode.ReadOnly, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
Dimensions = new Size (bitmap.Width, bitmap.Height);
int stride = data.Stride;
int bitmapSize = Math.Abs (data.Stride) * bitmap.Height;
image = new byte[bitmapSize];
System.Runtime.InteropServices.Marshal.Copy (data.Scan0, image, 0, bitmapSize);
bitmap.UnlockBits (data);
}
