public void TestViewportContentBounds()
{
ChartPlotter plotter = new ChartPlotter();
TempIPlotterElement element = new TempIPlotterElement();
plotter.Children.Add(element);
plotter.PerformLoad();
plotter.Viewport.ClipToBoundsEnlargeFactor = 1.0;
Assert.AreEqual(new DataRect(0, 0, 1, 1), plotter.Visible);
Viewport2D.SetContentBounds(element, new DataRect(0, 0, 2, 2));
Assert.AreEqual(new DataRect(0, 0, 2, 2), plotter.Visible);
plotter.Children.Remove(element);
Assert.AreEqual(new DataRect(0, 0, 1, 1), plotter.Visible);
plotter.Children.Add(element);
Assert.AreEqual(new DataRect(0, 0, 2, 2), plotter.Visible);
Viewport2D.SetIsContentBoundsHost(element, false);
Assert.AreEqual(new DataRect(0, 0, 1, 1), plotter.Visible);
}
static void Main(string[] args)
{
ChartPlotter plotter = new ChartPlotter();
plotter.PerformLoad();
plotter.Background = Brushes.Transparent;
plotter.SaveScreenshot("1.png");
}
public LineChartTest()
{
chart = new LineChart();
chart.DataSource = new TestDataSource();
ChartPlotter plotter = new ChartPlotter();
plotter.PerformLoad();
plotter.Children.Add(chart);
PrivateObject privateObject = new PrivateObject(chart);
LineChart_Accessor target = new LineChart_Accessor(privateObject);
canvas = target.canvas;
paths = canvas.Children.Cast<Path>();
}
public void TestAddAndRemoveItems()
{
ChartPlotter plotter = new ChartPlotter();
plotter.PerformLoad();
DevMarkerChart chart = new DevMarkerChart();
chart.MarkerBuilder = new EllipseMarker();
plotter.Children.Add(chart);
ObservableCollection<Point> source = new ObservableCollection<Point>();
chart.ItemsSource = source;
const int count = 10;
// stage 1
for (int i = 0; i < count; i++)
{
source.Add(new Point());
Assert.AreEqual(source.Count, chart.Items.Count);
}
for (int i = count - 1; i >= 0; i--)
{
source.RemoveAt(i);
Assert.AreEqual(source.Count, chart.Items.Count);
}
// stage 2
for (int i = 0; i < count; i++)
{
source.Add(new Point());
Assert.AreEqual(source.Count, chart.Items.Count);
}
Random rnd = new Random();
for (int i = count - 1; i >= 0; i--)
{
int index = rnd.Next(0, source.Count - 1);
source.RemoveAt(index);
Assert.AreEqual(source.Count, chart.Items.Count);
}
// todo check that all items are visible
}
public void VerticalAxisIsDefaultTest()
{
ChartPlotter plotter = new ChartPlotter();
plotter.PerformLoad();
VerticalAxis axis = (VerticalAxis)plotter.MainVerticalAxis;
VerticalAxis axis2 = new VerticalAxis();
plotter.Children.Add(axis2);
Assert.AreEqual(plotter.MainVerticalAxis, axis);
Assert.IsTrue(axis.IsDefaultAxis);
axis2.IsDefaultAxis = true;
Assert.AreEqual(plotter.MainVerticalAxis, axis2);
Assert.IsFalse(axis.IsDefaultAxis);
axis.IsDefaultAxis = true;
Assert.AreEqual(plotter.MainVerticalAxis, axis);
Assert.IsFalse(axis2.IsDefaultAxis);
}
public void HorizontalAxisIsDefaultTest()
{
ChartPlotter plotter = new ChartPlotter();
plotter.PerformLoad();
HorizontalAxis axis = (HorizontalAxis)plotter.MainHorizontalAxis;
HorizontalAxis axis2 = new HorizontalAxis();
plotter.Children.Add(axis2);
Assert.AreEqual(plotter.MainHorizontalAxis, axis);
Assert.IsTrue(axis.IsDefaultAxis);
Assert.AreEqual(2, plotter.Children.OfType<HorizontalAxis>().Count());
axis2.IsDefaultAxis = true;
Assert.AreEqual(axis2, plotter.MainHorizontalAxis);
Assert.IsFalse(axis.IsDefaultAxis);
axis.IsDefaultAxis = true;
Assert.AreEqual(plotter.MainHorizontalAxis, axis);
Assert.IsFalse(axis2.IsDefaultAxis);
}
public void TestAllElementsAddRemove()
{
ChartPlotter plotter = new ChartPlotter();
plotter.PerformLoad();
var types = GetAllCharts();
var withoutCtor = from type in types
let ctors = type.GetConstructors()
let noParameterlessCtor = (from c in ctors
let p = c.GetParameters()
select p).All(p => p.Length >= 1)
where noParameterlessCtor
select type;
var plotterElements = new List<IPlotterElement>();
plotter.Children.Clear();
foreach (var type in types)
{
IPlotterElement element = (IPlotterElement)Activator.CreateInstance(type);
plotterElements.Add(element);
plotter.Children.Add(element);
}
foreach (var item in plotterElements)
{
Assert.AreEqual(plotter, item.Plotter);
}
plotter.Children.Clear();
plotter.Wait(DispatcherPriority.Background);
foreach (var item in plotterElements)
{
Assert.IsNull(item.Plotter, item.ToString());
}
}
public void CheckThatSegmentHasProperPlotter()
{
ChartPlotter plotter = new ChartPlotter();
plotter.PerformLoad();
Segment segment = new Segment();
plotter.Children.Add(segment);
Assert.AreEqual(plotter, segment.Plotter);
}
public void CheckThatSegmentHasNullPlotterAfterDisconnection()
{
ChartPlotter plotter = new ChartPlotter();
Segment segment = new Segment();
plotter.Children.Add(segment);
plotter.PerformLoad();
plotter.Wait(DispatcherPriority.Background);
plotter.Children.Remove(segment);
plotter.Wait(DispatcherPriority.Background);
Assert.IsNull(segment.Plotter);
}
public void RemovingWhileViewportChange()
{
ChartPlotter plotter = new ChartPlotter();
HorizontalAxis axis = new HorizontalAxis();
plotter.Children.Add(axis);
plotter.PerformLoad();
plotter.Viewport.Visible = new DataRect(2, 3, 4, 5);
plotter.Children.Remove(axis);
plotter.Wait(DispatcherPriority.Background);
}
