private void OnPositionChanged(DependencyPropertyChangedEventArgs e)
{
PositionChanged.Raise(this, new PositionChangedEventArgs {
Position = (Point)e.NewValue, PreviousPosition = (Point)e.OldValue
});
ViewportPanel.SetX(this, Position.X);
ViewportPanel.SetY(this, Position.Y);
}
private void UpdateUI()
{
panel.Children.Clear();
if (plotter == null)
{
return;
}
var grid = Grid;
if (grid == null)
{
return;
}
var bounds = grid.Grid.GetGridBounds();
Viewport2D.SetContentBounds(this, bounds);
int width = grid.Width;
int height = grid.Height;
// todo not the best way to determine size of markers in case of warped grids.
double deltaX = (grid.Grid[width - 1, 0].X - grid.Grid[0, 0].X) / width;
double deltaY = (grid.Grid[0, height - 1].Y - grid.Grid[0, 0].Y) / height;
for (int ix = 0; ix < width; ix++)
{
int localX = ix;
Dispatcher.BeginInvoke(() =>
{
for (int iy = 0; iy < height; iy++)
{
Ellipse ellipse = new Ellipse {
MaxWidth = 10, MaxHeight = 10
};
var position = grid.Grid[localX, iy];
ViewportPanel.SetX(ellipse, position.X);
ViewportPanel.SetY(ellipse, position.Y);
ViewportPanel.SetViewportWidth(ellipse, deltaX / 2);
ViewportPanel.SetViewportHeight(ellipse, deltaY / 2);
if (localX % 10 == 0 && iy % 10 == 0)
{
ellipse.Fill = Brushes.Black;
}
else
{
ellipse.Fill = Brushes.Gray.MakeTransparent(0.7);
}
panel.Children.Add(ellipse);
}
}, DispatcherPriority.Background);
}
}
protected static void OnLayoutPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
FrameworkElement uiElement = d as FrameworkElement;
if (uiElement != null)
{
ViewportPanel panel = VisualTreeHelper.GetParent(uiElement) as ViewportPanel;
if (panel != null)
{
// invalidating not self arrange, but calling Arrange method of only that uiElement which has changed position
panel.InvalidatePosition(uiElement);
}
}
}
private void SetBindings(FrameworkElement marker, ViewportPanel panel)
{
panel.SetBinding(ViewportPanel.ViewportBoundsProperty, boundsMultiBinding);
var crown = (Shape)marker;
crown.SetBinding(ViewportPanel.ViewportWidthProperty, crownWidthBinding);
crown.SetBinding(ViewportPanel.ViewportHeightProperty, crownHeightBinding);
crown.SetBinding(ViewportPanel.YProperty, crownYBinding);
crown.SetBinding(ViewportPanel.XProperty, xBinding);
crown.SetBinding(Shape.FillProperty, fillBinding);
crown.SetBinding(Shape.StrokeProperty, strokeBinding);
panel.Children.Add(crown);
var trunk = (Shape)trunkTemplate.LoadContent();
trunk.SetBinding(ViewportPanel.XProperty, xBinding);
trunk.SetBinding(ViewportPanel.ViewportWidthProperty, trunkWidthBinding);
trunk.SetBinding(ViewportPanel.ViewportHeightProperty, trunkHeightBinding);
trunk.SetBinding(Shape.FillProperty, fillBinding);
panel.Children.Add(trunk);
}
private CoordinateTransform GetTransform(Size size)
{
return(viewport.Transform.WithRects(ViewportPanel.GetViewportBounds(this), new Rect(size)));
}
private static void OnPlotterChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
ViewportPanel panel = (ViewportPanel)d;
panel.OnPlotterChanged((Plotter)e.NewValue, (Plotter)e.OldValue);
}
public RenderingChart()
{
//renderingCanvas.SetBinding(ViewportPanel.ViewportBoundsProperty, new Binding { Path = new PropertyPath("(0)", Viewport2D.ContentBoundsProperty), Source = this });
ViewportPanel.SetViewportBounds(renderingCanvas, new DataRect(0, 0, 1, 1));
CurrentItemsPanel.Children.Add(renderingCanvas);
}
protected override FrameworkElement CreateMarkerCore(object dataItem)
{
var panel = new ViewportPanel { DataContext = dataItem };
panel.SetBinding(ViewportPanel.ViewportBoundsProperty, boundsMultiBinding);
var trunk = (Rectangle)trunkTemplate.LoadContent();
trunk.DataContext = dataItem;
trunk.SetBinding(Shape.FillProperty, fillBinding);
trunk.SetBinding(ViewportPanel.XProperty, xBinding);
trunk.SetBinding(ViewportPanel.ViewportWidthProperty, trunkWidthBinding);
trunk.SetBinding(ViewportPanel.ViewportHeightProperty, trunkHeightBinding);
trunk.SetBinding(Shape.FillProperty, fillBinding);
panel.Children.Add(trunk);
var crown = (Path)crownTemplate.LoadContent();
crown.DataContext = dataItem;
crown.SetBinding(Shape.FillProperty, fillBinding);
crown.SetBinding(Shape.StrokeProperty, strokeBinding);
crown.SetBinding(Path.DataProperty, crownPathDataBinding);
crown.SetBinding(ViewportPanel.ViewportWidthProperty, crownWidthBinding);
crown.SetBinding(ViewportPanel.ViewportHeightProperty, crownHeightBinding);
crown.SetBinding(ViewportPanel.YProperty, crownYBinding);
crown.SetBinding(ViewportPanel.XProperty, xBinding);
crown.SetBinding(Shape.FillProperty, fillBinding);
crown.SetBinding(Shape.StrokeProperty, strokeBinding);
panel.Children.Add(crown);
panel.SetBinding(ToolTipService.ToolTipProperty, speciesBinding);
//LiveToolTip toolTip = new LiveToolTip();
//toolTip.SetBinding(LiveToolTip.BackgroundProperty, fillBinding);
//toolTip.SetBinding(LiveToolTip.ContentProperty, speciesBinding);
//toolTip.SetBinding(TextBlock.ForegroundProperty, foregroundBinding);
//LiveToolTipService.SetToolTip(panel, toolTip);
return panel;
}