/// <summary>
/// Returns list of Attr, one for each mentioned attribute on the given
/// object.
/// </summary>
/// <param name="pyobj"></param>
/// <param name="names"></param>
/// <returns></returns>
private Attr[] attrs(object pyobj, params string[] names)
{
Attr[] attrs = new Attr[names.Length];
for (int i = 0; i < names.Length; ++i)
{
attrs[i] = attr(pyobj, names[i]);
}
return(attrs);
}
//-///////////////////////////////////////////////////////////////////////
//-///////////////////////////////////////////////////////////////////////
public TweakStringControl(Attr attr = null)
: base(attr)
{
InitializeComponent();
_textBox.TextChanged += HandleTextBoxDirty;
EnterPressed += HandleScriptValueDirty;
AddAttrValueSetHandler(HandleAttrValueSet);
}
//-///////////////////////////////////////////////////////////////////////
//-///////////////////////////////////////////////////////////////////////
public RotateHandle(Attr attr)
: base(attr)
{
_transform = null;
_pos = V2.V00;
_radius = 25f;
_handleRadius = 5f;
_dragging = false;
_hot = false;
}
//-///////////////////////////////////////////////////////////////////////
//-///////////////////////////////////////////////////////////////////////
public bool IsEquivalent(Attr rhs)
{
if (!object.ReferenceEquals(_pyobj, rhs._pyobj))
{
return(false);
}
if (_name != rhs._name)
{
return(false);
}
return(true);
}
//-///////////////////////////////////////////////////////////////////////
//-///////////////////////////////////////////////////////////////////////
private void HandleScriptValueDirty(object sender, System.EventArgs e)
{
double value;
if (double.TryParse(_textBox.Text, out value))
{
Attr.SilentSetValue(_isFloat ? (float)value : value);
Misc.SetCleanColour(_textBox);
}
else
{
Misc.SetBadColour(_textBox);
}
}
//-///////////////////////////////////////////////////////////////////////
//-///////////////////////////////////////////////////////////////////////
private void HandleScriptValueDirty(object sender, System.EventArgs e)
{
double x, y;
bool goodX = double.TryParse(_xTextBox.Text, out x);
bool goodY = double.TryParse(_yTextBox.Text, out y);
if (goodX && goodY)
{
Attr.SilentSetValue(new V2(x, y));
Misc.SetCleanColour(_xTextBox, _yTextBox);
}
else
{
Misc.SetBadColour(goodX ? null : _xTextBox, goodY ? null : _yTextBox);
}
}
//-///////////////////////////////////////////////////////////////////////
//-///////////////////////////////////////////////////////////////////////
public TranslateHandle(Attr attr)
: base(attr)
{
if (attr == null)
{
throw new ArgumentNullException("Attr for TranslateHandle may not be null.");
}
if (!(attr.GetValue() is V2))
{
throw new ArgumentException("Attr for TranslateHandle must be V2, not " + attr.GetValue().GetType());
}
_radius = 10;//in pixels.
_transform = null;
_dragging = false;
_hot = false;
}
//-///////////////////////////////////////////////////////////////////////
//-///////////////////////////////////////////////////////////////////////
public TweakV2Control(Attr attr = null)
: base(attr)
{
InitializeComponent();
_xTextBox.TextChanged += HandleTextBoxTextChanged;
_yTextBox.TextChanged += HandleTextBoxTextChanged;
FloatMouseDragHandler fmdh = new FloatMouseDragHandler(.1f);
fmdh.TextBoxChanged += HandleScriptValueDirty;
_xTextBox.MouseMove += fmdh.HandleMouseMove;
_yTextBox.MouseMove += fmdh.HandleMouseMove;
EnterPressed += HandleScriptValueDirty;
AddAttrValueSetHandler(HandleAttrValueSet);
}
//-///////////////////////////////////////////////////////////////////////
//-///////////////////////////////////////////////////////////////////////
public override bool HandleMouseEvent(object sender, MouseEventArgs mea, V2 mouseScenePos)
{
_hot = false;
PointF screenPos, handlePos;
double thetaOffset;
if (GetPositions(out screenPos, out handlePos, out thetaOffset))
{
if (Misc.ArePointsCloser(mea.Location, handlePos, _handleRadius))
{
_hot = true;
}
}
if ((mea.Button & MouseButtons.Left) != 0)
{
if (_dragging)
{
float dx = (float)mea.Location.X - screenPos.X;
float dy = (float)mea.Location.Y - screenPos.Y;
Attr.SetValue(Math.Atan2(dy, dx) - thetaOffset);
}
else
{
if (_hot)
{
_dragging = true;
}
}
}
else
{
_dragging = false;
}
return(false);
}
//-///////////////////////////////////////////////////////////////////////
//-///////////////////////////////////////////////////////////////////////
private bool GetPositions(out PointF screenPos, out PointF handlePos, out double thetaOffset)
{
screenPos = PointF.Empty;
handlePos = PointF.Empty;
thetaOffset = 0.0;
if (_transform == null)
{
return(false);
}
screenPos = Misc.TransformPoint(_transform, _pos).AsPointF();
double theta = Convert.ToDouble(Attr.GetValue());
float[] elements = _transform.Elements;
thetaOffset = Math.Atan2(elements[1], elements[0]);
handlePos = new PointF((float)(screenPos.X + Math.Cos(theta + thetaOffset) * _radius),
(float)(screenPos.Y + Math.Sin(theta + thetaOffset) * _radius));
return(true);
}
public TweakControl(Attr attr)
{
_attr = attr;
}
//-///////////////////////////////////////////////////////////////////////
//-///////////////////////////////////////////////////////////////////////
public Handle(Attr attr)
{
_attr = attr;
}
//-///////////////////////////////////////////////////////////////////////
//-///////////////////////////////////////////////////////////////////////
private void HandleScriptValueDirty(object sender, System.EventArgs e)
{
Attr.SilentSetValue(_textBox.Text);
Misc.SetCleanColour(_textBox);
}
//-///////////////////////////////////////////////////////////////////////
//-///////////////////////////////////////////////////////////////////////
/// <summary>
/// returns Attr for the given attribute on the given object.
/// </summary>
/// <param name="pyobj"></param>
/// <param name="name"></param>
/// <returns></returns>
private Attr attr(object pyobj, string name)
{
Attr newAttr = new Attr(this, pyobj, name);
foreach (Attr attr in _attrPool)
{
if (attr.IsEquivalent(newAttr))
{
return(attr);
}
}
_attrPool.Add(newAttr);
// Got an equivalent in the saved attributes list?
if (_savedAttrValues != null)
{
Type valueType = null;
object value = newAttr.GetValue();
if (value != null)
{
valueType = value.GetType();
}
int index = -1;
for (int i = 0; i < _savedAttrValues.Count; ++i)
{
SavedAttrValue sav = _savedAttrValues[i];
if (sav.Name == name)
{
Type savedType = null;
if (sav.Value != null)
{
savedType = sav.Value.GetType();
}
bool match = false;
if (valueType == savedType)
{
match = true;
}
else if ((valueType == typeof(float) || valueType == typeof(double)) &&
(savedType == typeof(float) || savedType == typeof(double)))
{
// float, double, float, double... *shrug*
match = true;
}
if (match)
{
index = i;
break;
}
}
}
if (index >= 0)
{
newAttr.SetValue(_savedAttrValues[index].Value);
_savedAttrValues.RemoveAt(index);
}
}
return(newAttr);
}