public AddOrUpdateKeyframeCommand(double time, double value, OperatorPart opPartToAddKeyframe)
{
var newKey = new VDefinition();
OperatorPart curveOpPart = Animation.GetRegardingAnimationOpPart(opPartToAddKeyframe);
if (curveOpPart != null)
{
// already existing animation, so check for previous keyframe
var curve = curveOpPart.Func as ICurve;
if (curve.HasVAt(time))
{
_previousKeyframeValue = curve.GetV(time);
}
double?prevU = curve.GetPreviousU(time);
if (prevU != null)
{
newKey = curve.GetV(prevU.Value);
}
}
newKey.Value = value;
KeyframeTime = time;
_initialKeyframeTime = time;
_previousKeyframeTime = time;
KeyframeValue = newKey;
StoreRelevantIds(curveOpPart);
}
public void InitFromVDefinition(VDefinition vdef)
{
m_vdef = vdef;
V = vdef.Value;
LeftInterpolationType = vdef.InEditMode;
RightInterpolationType = vdef.OutEditMode;
UpdateControlTangents();
}
public CurvePointControl(double defaultU, VDefinition vdef, ICurve curve, CurveEditor ce)
{
InitializeComponent();
m_CE = ce;
U = defaultU;
InitFromVDefinition(vdef);
Curve = curve;
createCount++;
createBindingsForPositioning();
XCenterThumb.Cursor = Cursors.Arrow;
Loaded += CurvePointControl_Loaded;
}
public AddOrUpdateKeyframeCommand(double time, double value, Operator compositionOp, Guid curveInstanceId, Guid curveOpPartId)
{
var newKey = new VDefinition()
{
Value = value
};
KeyframeTime = time;
_previousKeyframeTime = time;
KeyframeValue = newKey;
_curveOpToAddKeyframeInstanceID = curveInstanceId;
StoreCompositionOpIds(compositionOp);
}
public AddOrUpdateKeyframeCommand(double time, VDefinition keyValue, ICurve curve)
{
var func = curve as OperatorPart.Function;
OperatorPart curveOpPart = func.OperatorPart;
if (curve.HasVAt(time))
{
_previousKeyframeValue = curve.GetV(time);
}
KeyframeTime = time;
_initialKeyframeTime = time;
_previousKeyframeTime = time;
KeyframeValue = keyValue;
StoreRelevantIds(curveOpPart);
}
private void OnDragDelta(object sender, DragDeltaEventArgs e)
{
var delta = new Vector(e.HorizontalChange, e.VerticalChange);
double deltaU = CurveEditor.xToU(delta.X) - CurveEditor.xToU(0);
double deltaV = CurveEditor.yToV(delta.Y) - CurveEditor.yToV(0);
if (m_MoveDirection == MoveDirection.Undecided)
{
if (Math.Abs(delta.X) + Math.Abs(delta.Y) > DRAG_THRESHOLD)
{
if (Math.Abs(delta.X) > Math.Abs(delta.Y))
{
m_MoveDirection = MoveDirection.Horizontal;
XCenterThumb.Cursor = Cursors.ScrollWE;
}
else
{
m_MoveDirection = MoveDirection.Vertical;
XCenterThumb.Cursor = Cursors.ScrollNS;
}
}
}
else
{
CurveEditor.DisableRebuildOnCurveChangeEvents();
if (m_MoveDirection == MoveDirection.Vertical)
{
V += deltaV;
}
if (m_MoveDirection == MoveDirection.Horizontal)
{
// Snap when pressing Shift
if (TV != null &&
TV.TimeSnapHandler != null &&
Keyboard.Modifiers == ModifierKeys.Shift)
{
var snapU = TV.TimeSnapHandler.CheckForSnapping(U + deltaU);
if (!Double.IsNaN(snapU))
{
deltaU = snapU - U;
}
}
// Prevent overwriting existing keys
ManipulateU(U + deltaU);
}
switch (m_MoveDirection)
{
case MoveDirection.Vertical:
_addOrUpdateKeyframeCommand.KeyframeValue = m_vdef;
_addOrUpdateKeyframeCommand.Do();
break;
case MoveDirection.Horizontal:
_moveKeyframeCommand.NewTime = U;
//_moveKeyframeCommand.Do();
break;
}
m_vdef = Curve.GetV(U); // since SetOrUpdateV clones vdef, we have to get a new value
if (TV != null)
{
TV.TriggerRepaint();
}
UpdateControlTangents();
CurveEditor.EnableRebuildOnCurveChangeEvents();
App.Current.UpdateRequiredAfterUserInteraction = true;
CurveEditor.UpdateLine(Curve);
//CurveEditor.UpdateEditBox();
}
}