protected override void OnMouseMove(MouseEventArgs e)
{
var cp = e.GetPosition(this);
if (IsMouseCaptured && Keyboard.IsKeyDown(Key.LeftCtrl))
{
var pnt = (IInputElement)this.Parent;
Point p = e.GetPosition(pnt);
double toX = startOffset.X + p.X - ScreenStartPoint.X;
double toY = startOffset.Y + p.Y - ScreenStartPoint.Y;
_translateTransform.X = toX;
_translateTransform.Y = toY;
}
else if (e.LeftButton == MouseButtonState.Pressed && (move || (Math.Abs(cp.X - ScreenStartPoint.X) > SystemParameters.MinimumHorizontalDragDistance || Math.Abs(cp.Y - ScreenStartPoint.Y) > SystemParameters.MinimumVerticalDragDistance)))
{
move = true;
if (selected != null)
{
loElement el;
loBinding w;
loPin pin;
if ((el = selected as loElement) != null)
{
el.SetLocation(new Vector(el.OriginalLocation.X + (cp.X - ScreenStartPoint.X), el.OriginalLocation.Y + (cp.Y - ScreenStartPoint.Y)), false);
}
else if ((pin = selected as loPin) != null && (pin.IsFreeInput || !pin.IsInput))
{
w = new loBinding(selected as loPin, this);
w.Update(ScreenStartPoint);
selected = w;
}
else if ((w = selected as loBinding) != null && (w.Input == null || w.Output == null))
{
w.Update(cp);
}
}
else if (_mSelected != null)
{
foreach (var el in _mSelected)
{
el.SetLocation(new Vector(el.OriginalLocation.X + (cp.X - ScreenStartPoint.X), el.OriginalLocation.Y + (cp.Y - ScreenStartPoint.Y)), false);
}
}
else
{
if (!_multipleSelection)
{
_multipleSelection = true;
base.AddVisualChild(_mSelectVisual);
}
using (DrawingContext dc = _mSelectVisual.RenderOpen()) {
dc.DrawRectangle(null, SelectionPen, new Rect(ScreenStartPoint, cp));
}
}
}
else
{
base.OnMouseMove(e);
}
}
private void SourceLoaded(Task <DTopic> tt)
{
if (tt.IsFaulted || !tt.IsCompleted || tt.Result == null)
{
_mode = 1;
return;
}
_source = tt.Result;
DTopic lo = model.parent;
if (_owner is loBlock && lo != null)
{
lo = lo.parent;
}
if (tt.Result.parent == lo || (tt.Result.parent != null && tt.Result.parent.parent == lo))
{
_mode = 2;
var src = lv._visuals.OfType <loPin>().FirstOrDefault(z => z.model == _source && !z.IsInput);
if (src != null)
{
if (_srcBinding != null)
{
_srcBinding.Dispose();
}
_srcBinding = new loBinding(src, this, lv);
src.AddBinding(_srcBinding);
this.Render(3);
}
}
else
{
_mode = 3;
this.Render(3);
}
}
private void DeleteLI(loItem el)
{
loBinding b = el as loBinding;
DTopic t;
if (b != null && (t = b.Output.GetModel()) != null)
{
t.SetField("cctor.LoBind", null);
}
else if ((t = el.GetModel()) != null && (t.Manifest == null || (JsLib.OfInt(t.Manifest, "attr", 0) & 1) != 1))
{
t.Delete();
}
}
public void AddBinding(loBinding w)
{
if (w == null)
{
return;
}
if (_mode == 0)
{
_connections.Add(w);
}
else
{
if (_srcBinding != null)
{
_srcBinding.Dispose();
}
_srcBinding = w;
_mode = 2;
}
Render(3);
}
public override void Render(int chLevel)
{
if (model == null || model.State == null || model.Manifest == null)
{
return;
}
if (_mode != 0 && chLevel == 3)
{
var src_s = JsLib.OfString(JsLib.GetField(model.Manifest, "cctor.LoBind"), null);
if (src_s == null)
{
_mode = 1;
}
else if (_source == null || _source.path != src_s || (_mode == 2 && _srcBinding == null && lv._dataIsLoaded))
{
model.GetAsync(src_s).ContinueWith(SourceLoaded, TaskScheduler.FromCurrentSynchronizationContext());
return;
}
if (_mode != 2 && _srcBinding != null)
{
_source = null;
_srcBinding.Dispose();
_srcBinding = null;
}
}
this.Offset = _owner.Offset + _ownerOffset;
if (chLevel == 3)
{
lv.MapRemove(this);
lv.MapSet(_mode == 0 ? 3 : 0, (int)(Offset.X / CELL_SIZE + 0.5), (int)(Offset.Y / CELL_SIZE + 0.5), this);
}
var tc = model.State.ValueType;
Brush br;
switch (tc)
{
case JSC.JSValueType.Object:
if (model.State is ByteArray || model.State.Value is ByteArray)
{
br = brByteArray;
}
else
{
br = Brushes.MediumOrchid;
}
break;
case JSC.JSValueType.String:
br = Brushes.Gold;
break;
case JSC.JSValueType.Double:
case JSC.JSValueType.Integer: {
double val = (double)model.State;
br = val > 0 ? (val == 1 ? Brushes.LawnGreen : Brushes.LightSeaGreen) : (val == 0 ? brValueFalse : Brushes.DodgerBlue); //-V3024
}
break;
case JSC.JSValueType.Boolean:
br = (bool)model.State.Value ? Brushes.LawnGreen : brValueFalse; //-V3095
break;
default:
br = Brushes.Black;
break;
}
bool ic = (!(_owner is loVariable) || _mode == 0) && JsLib.ofBool(JsLib.GetField(model.Manifest, "Logram.trace"), false);
if (!ic && chLevel == 1 && this.brush == br)
{
return;
}
this.brush = br;
string val_s = string.Empty;
if (ic)
{
var v = model.State;
if (v != null)
{
switch (v.ValueType)
{
case JSC.JSValueType.Boolean:
case JSC.JSValueType.Integer:
case JSC.JSValueType.String:
val_s = v.Value.ToString();
break;
case JSC.JSValueType.Double: {
double d = (double)v;
int p = (int)Math.Log10(Math.Abs(d));
switch (p)
{
case -2:
val_s = d.ToString("0.000##");
break;
case -1:
val_s = d.ToString("0.00##");
break;
case 0:
val_s = d.ToString("0.0##");
break;
case 1:
val_s = d.ToString("0.##");
break;
case 2:
val_s = d.ToString("0.#");
break;
case 3:
val_s = d.ToString("0.#");
break;
case 4:
val_s = d.ToString("0");
break;
default:
val_s = d.ToString("G4");
break;
}
}
break;
case JSC.JSValueType.Date: {
var dt = (v.Value as JSL.Date).ToDateTime();
val_s = dt.ToString("yyMMdd HH:mm:ss");
break;
}
}
}
}
using (DrawingContext dc = this.RenderOpen()) {
if (_mode == 3)
{
dc.DrawRectangle(_selected ? brItemSelected : this.brush, null, new Rect(-2, -5, 4, 10));
}
else
{
dc.DrawEllipse(_selected ? brItemSelected : this.brush, null, new Point(0, 0), 3, 3);
}
if (ic)
{
var ft = new FormattedText(val_s, CultureInfo.CurrentUICulture, FlowDirection.LeftToRight, LogramView.LFont, CELL_SIZE * 0.7, Brushes.Black);
Point p;
if (_mode == 0)
{
p = new Point(2, 2 - CELL_SIZE);
}
else
{
p = new Point(-2 - ft.WidthIncludingTrailingWhitespace, 2 - CELL_SIZE);
}
dc.DrawText(ft, p);
}
}
if (_mode != 0 && _srcBinding != null && chLevel > 1)
{
_srcBinding.Render(chLevel);
}
if (_mode == 0 && chLevel > 0)
{
foreach (loBinding w in _connections.ToArray())
{
w.Render(chLevel);
}
}
}
public void RemoveBinding(loBinding w)
{
_connections.Remove(w);
}
