public void ZoomAll()
{
var bounds = ChartCanvas.GetModelBounds();
if (bounds == Rect.Empty)
{
return;
}
ChartCanvas.Viewport.ModelRectangle = bounds;
}
public void Zoom(Point mPos, int delta)
{
var factor = delta / 1200.0;
var cx1 = factor * mPos.X;
var cx2 = ChartCanvas.Viewport.HorizontalAxis.ClientEnd - factor * (ChartCanvas.ActualWidth - mPos.X);
var cy1 = factor * mPos.Y;
var cy2 = ChartCanvas.Viewport.VerticalAxis.ClientEnd - factor * (ChartCanvas.ActualHeight - mPos.Y);
var mx1 = ChartCanvas.Viewport.HorizontalAxis.ClientToModel(cx1);
var mx2 = ChartCanvas.Viewport.HorizontalAxis.ClientToModel(cx2);
var my1 = ChartCanvas.Viewport.VerticalAxis.ClientToModel(cy1);
var my2 = ChartCanvas.Viewport.VerticalAxis.ClientToModel(cy2);
var modelRectangle = (_x && _y)
? new Rect(Math.Min(mx1, mx2), Math.Min(my1, my2), Math.Abs(mx2 - mx1), Math.Abs(my2 - my1))
: (_x
? new Rect(Math.Min(mx1, mx2), ChartCanvas.Viewport.VerticalAxis.ModelStart,
Math.Abs(mx2 - mx1), ChartCanvas.Viewport.VerticalAxis.Model.Delta())
: new Rect(ChartCanvas.Viewport.HorizontalAxis.ModelStart, Math.Min(my1, my2),
ChartCanvas.Viewport.HorizontalAxis.Model.Delta(), Math.Abs(my2 - my1)));
if (!_zoomOutBorders)
{
var bounds = ChartCanvas.GetModelBounds();
modelRectangle.Intersect(bounds);
}
if (Keyboard.IsKeyDown(Key.LeftShift))
{
modelRectangle = new Rect(modelRectangle.X, ChartCanvas.Viewport.ModelRectangle.Y, modelRectangle.Width,
ChartCanvas.Viewport.ModelRectangle.Height);
}
else if (Keyboard.IsKeyDown(Key.LeftCtrl))
{
modelRectangle = new Rect(ChartCanvas.Viewport.ModelRectangle.X, modelRectangle.Y,
ChartCanvas.Viewport.ModelRectangle.Width, modelRectangle.Height);
}
if (modelRectangle == Rect.Empty)
{
return;
}
ChartCanvas.Viewport.ModelRectangle = modelRectangle;
}
public void Pan(Vector delta)
{
//var cx1 = delta.X;
//var cy1 = delta.Y;
var cx1 = ChartCanvas.Viewport.HorizontalAxis.ClientStart + delta.X;
var cy1 = ChartCanvas.Viewport.VerticalAxis.ClientStart + delta.Y;
var cx2 = ChartCanvas.Viewport.HorizontalAxis.ClientEnd + delta.X;
var cy2 = ChartCanvas.Viewport.VerticalAxis.ClientEnd + delta.Y;
var x1 = ChartCanvas.Viewport.HorizontalAxis.ClientToModel(cx1);
var y1 = ChartCanvas.Viewport.VerticalAxis.ClientToModel(cy1);
var x2 = ChartCanvas.Viewport.HorizontalAxis.ClientToModel(cx2);
var y2 = ChartCanvas.Viewport.VerticalAxis.ClientToModel(cy2);
var modelRectangle = new Rect(Math.Min(x1, x2), Math.Min(y1, y2), Math.Abs(x2 - x1), Math.Abs(y2 - y1));
if (!_y)
{
modelRectangle = new Rect(modelRectangle.X, ChartCanvas.Viewport.ModelRectangle.Y, modelRectangle.Width,
ChartCanvas.Viewport.ModelRectangle.Height);
}
if (!_x)
{
modelRectangle = new Rect(ChartCanvas.Viewport.ModelRectangle.X, modelRectangle.Y,
ChartCanvas.Viewport.ModelRectangle.Width, modelRectangle.Height);
}
var bounds = _getBoundsMethod.Invoke(ChartCanvas.GetModelBounds());
if (_zoomOnBoundary)
{
modelRectangle.Intersect(bounds);
}
if (modelRectangle == Rect.Empty)
{
return;
}
ChartCanvas.Viewport.ModelRectangle = modelRectangle;
}
void System.Windows.Markup.IComponentConnector.Connect(int connectionId, object target)
{
switch (connectionId)
{
case 1:
#line 7 "..\..\..\Chart\ChartControl.xaml"
((Nordwest.Wpf.Controls.Chart.ChartControl)(target)).Loaded += new System.Windows.RoutedEventHandler(this.OnLoaded);
#line default
#line hidden
return;
case 2:
this.grid = ((System.Windows.Controls.Grid)(target));
return;
case 3:
this.chartCanvas = ((Nordwest.Wpf.Controls.Chart.ChartCanvas)(target));
return;
case 4:
this.leftAxis = ((Nordwest.Wpf.Controls.Chart.VerticalAxisControl)(target));
return;
case 5:
this.rightAxis = ((Nordwest.Wpf.Controls.Chart.VerticalAxisControl)(target));
return;
case 6:
this.topAxis = ((Nordwest.Wpf.Controls.Chart.HorizontalAxisControl)(target));
return;
case 7:
this.bottomAxis = ((Nordwest.Wpf.Controls.Chart.HorizontalAxisControl)(target));
return;
}
this._contentLoaded = true;
}
protected override void RemoveHandlers(ChartCanvas chartCanvas)
{
chartCanvas.MouseDown -= chartCanvas_MouseDown;
chartCanvas.MouseUp -= chartCanvas_MouseUp;
chartCanvas.MouseMove -= chartCanvas_MouseMove;
}
protected override void AddHandlers(ChartCanvas chartCanvas)
{
chartCanvas.MouseDown += chartCanvas_MouseDown;
chartCanvas.MouseUp += chartCanvas_MouseUp;
chartCanvas.MouseMove += chartCanvas_MouseMove;
}
protected override void RemoveHandlers(ChartCanvas chartCanvas)
{
chartCanvas.MouseWheel -= chartCanvas_MouseWheel;
chartCanvas.MouseDoubleClick -= chartCanvas_MouseDoubleClick;
}
protected override void AddHandlers(ChartCanvas chartCanvas)
{
chartCanvas.MouseWheel += chartCanvas_MouseWheel;
chartCanvas.MouseDoubleClick += chartCanvas_MouseDoubleClick;
}
protected abstract void RemoveHandlers(ChartCanvas chartCanvas);
//public ChartElement ChartElement { get; set; }
protected abstract void AddHandlers(ChartCanvas chartCanvas);
