public override Extents2D GetExtents()
{
Extents2D ex = new Extents2D();
ex.Add(P1);
ex.Add(P2);
return(ex);
}
public override async Task Apply(CADDocument doc, params string[] args)
{
Editor ed = doc.Editor;
var s = await ed.GetControlPoints("Select objects: ");
if (s.Result != ResultMode.OK || s.Value.Count == 0)
{
return;
}
var p1 = await ed.GetPoint("Base point: ");
if (p1.Result != ResultMode.OK)
{
return;
}
Composite consItems = new Composite();
CPSelectionSet consSet = new CPSelectionSet();
var ext = new Extents2D();
foreach (var pair in s.Value)
{
Drawable item = pair.Key.Clone();
ext.Add(item.GetExtents());
consItems.Add(item);
consSet.Add(item, pair.Value);
}
doc.Transients.Add(consItems);
float size = System.Math.Max(ext.Width, ext.Height);
float lastScale = 1;
var p2 = await ed.GetDistance("Scale: ", p1.Value,
(p) =>
{
p /= size;
foreach (Drawable item in consItems)
{
item.TransformControlPoints(consSet[item], Matrix2D.Scale(p1.Value, p / lastScale));
}
lastScale = p;
});
doc.Transients.Remove(consItems);
if (p2.Result != ResultMode.OK)
{
return;
}
foreach (var pair in s.Value)
{
pair.Key.TransformControlPoints(pair.Value.ToArray(), Matrix2D.Scale(p1.Value, p2.Value));
}
}
public override Extents2D GetExtents()
{
Extents2D extents = new Extents2D();
foreach (Drawable item in items)
{
if (item.Visible && (item.Layer == null || item.Layer.Visible))
{
extents.Add(item.GetExtents());
}
}
return(extents);
}
public override async Task Apply(CADDocument doc, params string[] args)
{
Editor ed = doc.Editor;
var s = await ed.GetSelection("Select objects: ");
if (s.Result != ResultMode.OK || s.Value.Count == 0)
{
return;
}
var p1 = await ed.GetPoint("Base point: ");
if (p1.Result != ResultMode.OK)
{
return;
}
Composite consItems = new Composite();
var ext = new Extents2D();
foreach (Drawable item in s.Value)
{
ext.Add(item.GetExtents());
consItems.Add(item.Clone());
}
doc.Transients.Add(consItems);
float size = System.Math.Max(ext.Width, ext.Height);
float lastScale = 1;
var d1 = await ed.GetDistance("Scale: ", p1.Value,
(p) =>
{
p /= size;
consItems.TransformBy(Matrix2D.Scale(p1.Value, p / lastScale));
lastScale = p;
});
doc.Transients.Remove(consItems);
if (d1.Result != ResultMode.OK)
{
return;
}
foreach (Drawable item in s.Value)
{
item.TransformBy(Matrix2D.Scale(p1.Value, d1.Value));
}
}
public override async Task Apply(CADDocument doc, params string[] args)
{
CADView view = doc.ActiveView;
if (view == null)
{
return;
}
Editor ed = doc.Editor;
PointOptions opts = new PointOptions("Corner of zoom window: ");
opts.AddKeyword("Extents");
opts.AddKeyword("Scale");
opts.AddKeyword("Object");
var p1 = await ed.GetPoint(opts);
if (p1.Result == ResultMode.Cancel)
{
return;
}
if (p1.Result == ResultMode.Keyword && p1.Keyword == "Extents")
{
view.SetViewport();
}
else if (p1.Result == ResultMode.Keyword && p1.Keyword == "Scale")
{
FloatOptions fopts = new FloatOptions("Scale factor: ");
fopts.AllowNegative = false;
fopts.AllowZero = false;
fopts.AllowPositive = true;
var f1 = await ed.GetFloat(fopts);
if (f1.Result != ResultMode.OK)
{
return;
}
view.Zoom(1f / f1.Value);
}
else if (p1.Result == ResultMode.Keyword && p1.Keyword == "Object")
{
var s1 = await ed.GetSelection("Select objects: ");
if (s1.Result != ResultMode.OK || s1.Value.Count == 0)
{
return;
}
Extents2D ex = new Extents2D();
foreach (Drawable item in s1.Value)
{
ex.Add(item.GetExtents());
}
view.SetViewport(ex);
}
else
{
var p2 = await ed.GetCorner("Opposite corner of zoom window: ", p1.Value);
if (p2.Result != ResultMode.OK)
{
return;
}
view.SetViewport(p1.Value, p2.Value);
}
}