/// <summary>
/// Draws all points directly onto the graph
/// </summary>
public void DrawSeries(GraphView graph, Rect drawBounds, RectangleF graphBounds)
{
if (Fill.Color.HasValue)
{
Application.Driver.SetAttribute(Fill.Color.Value);
}
foreach (var p in Points.Where(p => graphBounds.Contains(p)))
{
var screenPoint = graph.GraphSpaceToScreen(p);
graph.AddRune(screenPoint.X, screenPoint.Y, Fill.Rune);
}
}
/// <summary>
/// Draws the Legend and all entries into the area within <see cref="Bounds"/>
/// </summary>
/// <param name="graph"></param>
public void Render(GraphView graph)
{
if (Border)
{
graph.DrawFrame(Bounds, 0, true);
}
// start the legend at
int y = Bounds.Top + (Border ? 1 : 0);
int x = Bounds.Left + (Border ? 1 : 0);
// how much horizontal space is available for writing legend entries?
int availableWidth = Bounds.Width - (Border ? 2 : 0);
int availableHeight = Bounds.Height - (Border ? 2 : 0);
int linesDrawn = 0;
foreach (var entry in entries)
{
if (entry.Item1.Color.HasValue)
{
Application.Driver.SetAttribute(entry.Item1.Color.Value);
}
else
{
graph.SetDriverColorToGraphColor();
}
// add the symbol
graph.AddRune(x, y + linesDrawn, entry.Item1.Rune);
// switch to normal coloring (for the text)
graph.SetDriverColorToGraphColor();
// add the text
graph.Move(x + 1, y + linesDrawn);
string str = TruncateOrPad(entry.Item2, availableWidth - 1);
Application.Driver.AddStr(str);
linesDrawn++;
// Legend has run out of space
if (linesDrawn >= availableHeight)
{
break;
}
}
}
protected override void DrawBarLine(GraphView graph, Terminal.Gui.Point start, Terminal.Gui.Point end, Bar beingDrawn)
{
var driver = Application.Driver;
int x = start.X;
for (int y = end.Y; y <= start.Y; y++)
{
var height = graph.ScreenToGraphSpace(x, y).Y;
if (height >= 85)
{
driver.SetAttribute(red);
}
else
if (height >= 66)
{
driver.SetAttribute(brightred);
}
else
if (height >= 45)
{
driver.SetAttribute(brightyellow);
}
else
if (height >= 25)
{
driver.SetAttribute(brightgreen);
}
else
{
driver.SetAttribute(green);
}
graph.AddRune(x, y, beingDrawn.Fill.Rune);
}
}
