public override async void OnMouseMove(Mouse3DEventArgs mouseEvent3D, bool mouseIsOver)
{
var selectedItem = RootSelection;
activeSelectedItem = selectedItem;
if (MouseIsOver)
{
heightValueDisplayInfo.Visible = true;
}
else if (!hadClickOnControl)
{
heightValueDisplayInfo.Visible = false;
}
if (MouseDownOnControl)
{
IntersectInfo info = hitPlane.GetClosestIntersection(mouseEvent3D.MouseRay);
if (info != null &&
selectedItem != null)
{
var delta = info.HitPosition - initialHitPosition;
var bottom = GetBottomPosition(selectedItem);
var top = GetTopPosition(selectedItem);
var up = top - bottom;
var newPosition = originalPointToMove + delta;
var newSize = (newPosition - bottom).Length;
double snapGridDistance = Object3DControlContext.SnapGridDistance;
// if we are about to scale the object to less than 0
if (up.Dot(info.HitPosition - bottom) < 0)
{
newSize = .001;
}
if (snapGridDistance > 0)
{
newSize = System.Math.Max(newSize, snapGridDistance);
// snap this position to the grid
newSize = ((int)((newSize / snapGridDistance) + .5)) * snapGridDistance;
}
scaleController.ScaleHeight(newSize);
await selectedItem.Rebuild();
var postScaleBottom = GetBottomPosition(selectedItem);
selectedItem.Translate(bottom - postScaleBottom);
Invalidate();
}
}
base.OnMouseMove(mouseEvent3D, mouseIsOver);
}
public ScaleHeightControl(IObject3DControlContext context,
Func <double> getWidth,
Action <double> setWidth,
Func <double> getDepth,
Action <double> setDepth,
Func <double> getHeight,
Action <double> setHeight,
List <Func <double> > getDiameters = null,
List <Action <double> > setDiameters = null)
: base(context)
{
theme = MatterControl.AppContext.Theme;
this.getWidth = getWidth;
this.setWidth = setWidth;
this.getDepth = getDepth;
this.setDepth = setDepth;
this.getHeight = getHeight;
this.setHeight = setHeight;
this.getDiameters = getDiameters;
this.setDiameters = setDiameters;
scaleController = new ScaleController(Object3DControlContext, getWidth, setWidth, getDepth, setDepth, getHeight, setHeight, getDiameters, setDiameters);
heightValueDisplayInfo = new InlineEditControl()
{
ForceHide = () =>
{
// if the selection changes
if (RootSelection != activeSelectedItem)
{
return(true);
}
// if another control gets a hover
if (Object3DControlContext.HoveredObject3DControl != this &&
Object3DControlContext.HoveredObject3DControl != null)
{
return(true);
}
// if we clicked on the control
if (hadClickOnControl)
{
return(false);
}
return(false);
},
GetDisplayString = (value) => "{0:0.0}".FormatWith(value)
};
heightValueDisplayInfo.VisibleChanged += (s, e) =>
{
if (!heightValueDisplayInfo.Visible)
{
hadClickOnControl = false;
}
};
heightValueDisplayInfo.EditComplete += async(s, e) =>
{
if (heightValueDisplayInfo.Value == scaleController.FinalState.Height)
{
return;
}
var selectedItem = activeSelectedItem;
var bottom = GetBottomPosition(selectedItem);
scaleController.ScaleHeight(heightValueDisplayInfo.Value);
await selectedItem.Rebuild();
var postScaleBottom = GetBottomPosition(selectedItem);
selectedItem.Translate(bottom - postScaleBottom);
scaleController.EditComplete();
scaleController = new ScaleController(Object3DControlContext, getWidth, setWidth, getDepth, setDepth, getHeight, setHeight, getDiameters, setDiameters);
};
Object3DControlContext.GuiSurface.AddChild(heightValueDisplayInfo);
DrawOnTop = true;
topScaleMesh = PlatonicSolids.CreateCube(arrowSize, arrowSize, arrowSize);
CollisionVolume = topScaleMesh.CreateBVHData();
Object3DControlContext.GuiSurface.BeforeDraw += Object3DControl_BeforeDraw;
}