public static Rectangle DrawRectangle(this Cairo.Context g, Cairo.Rectangle r, Cairo.Color color, int lineWidth)
{
// Put it on a pixel line
if (lineWidth == 1)
{
r = new Rectangle(r.X - 0.5, r.Y - 0.5, r.Width, r.Height);
}
g.Save();
g.MoveTo(r.X, r.Y);
g.LineTo(r.X + r.Width, r.Y);
g.LineTo(r.X + r.Width, r.Y + r.Height);
g.LineTo(r.X, r.Y + r.Height);
g.LineTo(r.X, r.Y);
g.Color = color;
g.LineWidth = lineWidth;
g.LineCap = LineCap.Square;
Rectangle dirty = g.StrokeExtents();
g.Stroke();
g.Restore();
return(dirty);
}
public static Gdk.Rectangle GetBounds(this Path path)
{
Rectangle rect;
using (Context g = new Context (PintaCore.Layers.CurrentLayer.Surface)) {
g.AppendPath (PintaCore.Layers.SelectionPath);
// We don't want the bounding box to include a stroke width
// of 1, but setting it to 0 returns an empty rectangle. Set
// it to a sufficiently small width and rounding takes care of it
g.LineWidth = .01;
rect = g.StrokeExtents ();
}
int x = (int)Math.Round (rect.X);
int y = (int)Math.Round (rect.Y);
int w = (int)Math.Round (rect.Width);
int h = (int)Math.Round (rect.Height);
return new Gdk.Rectangle (x, y, w - x, h - y);
}
public static Rectangle GetBounds(this Path path)
{
Rectangle rect;
using (Context g = new Context (PintaCore.Layers.CurrentLayer.Surface)) {
g.AppendPath (PintaCore.Layers.SelectionPath);
rect = g.StrokeExtents ();
}
return new Rectangle (rect.X, rect.Y, rect.Width - rect.X, rect.Height - rect.Y);
}
