private GraphView GetGraph(out FakeBarSeries series, out FakeHAxis axisX, out FakeVAxis axisY)
{
GraphViewTests.InitFakeDriver();
var gv = new GraphView();
gv.ColorScheme = new ColorScheme();
// y axis goes from 0.1 to 1 across 10 console rows
// x axis goes from 0 to 10 across 20 console columns
gv.Bounds = new Rect(0, 0, 20, 10);
gv.CellSize = new PointF(0.5f, 0.1f);
gv.Series.Add(series = new FakeBarSeries());
// don't show axis labels that means any labels
// that appaer are explicitly from the bars
gv.AxisX = axisX = new FakeHAxis()
{
Increment = 0
};
gv.AxisY = axisY = new FakeVAxis()
{
Increment = 0
};
return(gv);
}
private GraphView GetGraph(out FakeHAxis axisX, out FakeVAxis axisY)
{
GraphViewTests.InitFakeDriver();
var gv = new GraphView();
gv.ColorScheme = new ColorScheme();
gv.Bounds = new Rect(0, 0, 50, 30);
// graph can't be completely empty or it won't draw
gv.Series.Add(new ScatterSeries());
axisX = new FakeHAxis();
axisY = new FakeVAxis();
gv.AxisX = axisX;
gv.AxisY = axisY;
return(gv);
}
private GraphView GetGraph(out FakeHAxis axis)
{
return(GetGraph(out axis, out _));
}
public void TestRendering_MultibarSeries()
{
GraphViewTests.InitFakeDriver();
var gv = new GraphView();
gv.ColorScheme = new ColorScheme();
// y axis goes from 0.1 to 1 across 10 console rows
// x axis goes from 0 to 20 across 20 console columns
gv.Bounds = new Rect(0, 0, 20, 10);
gv.CellSize = new PointF(1f, 0.1f);
gv.MarginBottom = 1;
gv.MarginLeft = 1;
var multibarSeries = new MultiBarSeries(2, 4, 1);
//nudge them left to avoid float rounding errors at the boundaries of cells
foreach (var sub in multibarSeries.SubSeries)
{
sub.Offset -= 0.001f;
}
gv.Series.Add(multibarSeries);
FakeHAxis fakeXAxis;
// don't show axis labels that means any labels
// that appaer are explicitly from the bars
gv.AxisX = fakeXAxis = new FakeHAxis()
{
Increment = 0
};
gv.AxisY = new FakeVAxis()
{
Increment = 0
};
gv.Redraw(gv.Bounds);
// Since bar series has no bars yet no labels should be displayed
Assert.Empty(fakeXAxis.LabelPoints);
multibarSeries.AddBars("hey", 'M', 0.5001f, 0.5001f);
fakeXAxis.LabelPoints.Clear();
gv.Redraw(gv.Bounds);
Assert.Equal(4, fakeXAxis.LabelPoints.Single());
multibarSeries.AddBars("there", 'M', 0.24999f, 0.74999f);
multibarSeries.AddBars("bob", 'M', 1, 2);
fakeXAxis.LabelPoints.Clear();
gv.Redraw(gv.Bounds);
Assert.Equal(3, fakeXAxis.LabelPoints.Count);
Assert.Equal(4, fakeXAxis.LabelPoints[0]);
Assert.Equal(8, fakeXAxis.LabelPoints[1]);
Assert.Equal(12, fakeXAxis.LabelPoints [2]);
string looksLike =
@"
│ MM
│ M MM
│ M MM
│ MM M MM
│ MM M MM
│ MM M MM
│ MM MM MM
│ MM MM MM
┼──┬M──┬M──┬M──────
heytherebob ";
GraphViewTests.AssertDriverContentsAre(looksLike);
}