// selection
public override void Select(ViewportRect rect, TransformMatrix matrix, Viewport3D viewport3d)
{
int nDotNo = GetDataNo();
if (nDotNo == 0)
{
return;
}
double xMin = rect.XMin();
double xMax = rect.XMax();
double yMin = rect.YMin();
double yMax = rect.YMax();
for (int i = 0; i < nDotNo; i++)
{
ScatterPlotItem plotItem = Get(i);
Point pt = matrix.VertexToViewportPt(new Point3D(plotItem.x, plotItem.y, plotItem.z),
viewport3d);
if ((pt.X > xMin) && (pt.X < xMax) && (pt.Y > yMin) && (pt.Y < yMax))
{
m_vertices[i].selected = true;
}
else
{
m_vertices[i].selected = false;
}
}
}
public Plot3D()
{
_wireframes = new ScreenSpaceLines3D
{
Color = Colors.SteelBlue
};
_axis = new ScreenSpaceLines3D
{
Color = Colors.Black,
Thickness = 0.5
};
_model3d = new Model3D();
_transformMatrix = new TransformMatrix();
_selectRect = new ViewportRect();
InitializeComponent();
var tg = TrackBall.Transform as Transform3DGroup;
if (tg != null && tg.Children.Count == 2)
{
_scale = (ScaleTransform3D)tg.Children[0];
_rotate = (AxisAngleRotation3D)((RotateTransform3D)tg.Children[1]).Rotation;
TrackBall.Viewport3D.Camera.Transform = tg;
}
MainViewport.Children.Add(_wireframes);
MainViewport.Children.Add(_axis);
TrackBall.IsManipulationEnabled = true;
TrackBall.ManipulationDelta += TouchDelta;
TrackBall.ManipulationStarted += TouchStarted;
TrackBall.PreviewMouseWheel += MouseWheelRotated;
}
// selection
public override void Select(ViewportRect rect, TransformMatrix matrix, Viewport3D viewport3D)
{
var nDotNo = GetDataNo();
if (nDotNo == 0)
{
return;
}
var xMin = rect.XMin();
var xMax = rect.XMax();
var yMin = rect.YMin();
var yMax = rect.YMax();
for (var i = 0; i < nDotNo; i++)
{
var plotItem = Get(i);
if (plotItem == null)
{
continue;
}
var pt = matrix.VertexToViewportPt(new Point3D(plotItem.x, plotItem.y, plotItem.z),
viewport3D);
if ((pt.X > xMin) && (pt.X < xMax) && (pt.Y > yMin) && (pt.Y < yMax))
{
MVertices[i].selected = true;
}
else
{
MVertices[i].selected = false;
}
}
}
public override void Select(ViewportRect rect, TransformMatrix matrix, Viewport3D viewport3d)
{
var nDotNo = GetDataNo();
if (nDotNo != 0)
{
var xMin = rect.MinX();
var xMax = rect.MaxX();
var yMin = rect.MinY();
var yMax = rect.MaxY();
for (var i = 0; i < nDotNo; i++)
{
var pt = matrix.VertexToViewportPt(new Point3D(_vertices[i].X, _vertices[i].Y, _vertices[i].Z), viewport3d);
_vertices[i].IsSelected = (pt.X > xMin) && (pt.X < xMax) && (pt.Y > yMin) && (pt.Y < yMax);
}
}
}
// selection
public override void Select(ViewportRect rect, TransformMatrix matrix, Viewport3D viewport3d)
{
int nDotNo = GetDataNo();
if (nDotNo == 0) return;
double xMin = rect.XMin();
double xMax = rect.XMax();
double yMin = rect.YMin();
double yMax = rect.YMax();
for (int i = 0; i < nDotNo; i++)
{
ScatterPlotItem plotItem = Get(i);
Point pt = matrix.VertexToViewportPt(new Point3D(plotItem.x, plotItem.y, plotItem.z),
viewport3d);
if ((pt.X > xMin) && (pt.X < xMax) && (pt.Y > yMin) && (pt.Y < yMax))
{
m_vertices[i].selected = true;
}
else
{
m_vertices[i].selected = false;
}
}
}
// select
public virtual void Select(ViewportRect rect, TransformMatrix matrix, Viewport3D viewport3d)
{
}
// select
public virtual void Select(ViewportRect rect, TransformMatrix matrix, Viewport3D viewport3d)
{
}
