public ResourcesVisual(MapOctree snapshot, Func<MapOctree, double> getValue, Color color, Transform transform)
{
//const double STANDARDAREA = 1000000;
const double STANDARDAREA = 750000;
//TODO: Use this to get a normalization multiplier
double totalArea = (snapshot.MaxRange.X - snapshot.MinRange.X) * (snapshot.MaxRange.Y - snapshot.MinRange.Y);
double valueMult = totalArea / STANDARDAREA;
_visual = new DrawingVisual();
using (DrawingContext dc = _visual.RenderOpen())
{
foreach (MapOctree node in snapshot.Descendants(o => o.Children))
{
if (node.Items == null)
{
continue;
}
// Get the color
Brush brush = GetBrush(node, getValue, valueMult, color);
if (brush == null)
{
continue;
}
// Define the rectangle
Point min = transform.Transform(new Point(node.MinRange.X, -node.MinRange.Y)); // need to negate Y
Point max = transform.Transform(new Point(node.MaxRange.X, -node.MaxRange.Y));
double x = min.X;
double y = max.Y; // can't use min, because Y is backward
double width = max.X - min.X;
double height = Math.Abs(max.Y - min.Y); // Y is all flipped around
// Fill the box
dc.DrawRectangle(brush, null, new Rect(x, y, width, height));
}
}
}
public ResourcesVisual(MapOctree snapshot, Func <MapOctree, double> getValue, Color color, Transform transform)
{
//const double STANDARDAREA = 1000000;
const double STANDARDAREA = 750000;
//TODO: Use this to get a normalization multiplier
double totalArea = (snapshot.MaxRange.X - snapshot.MinRange.X) * (snapshot.MaxRange.Y - snapshot.MinRange.Y);
double valueMult = totalArea / STANDARDAREA;
_visual = new DrawingVisual();
using (DrawingContext dc = _visual.RenderOpen())
{
foreach (MapOctree node in snapshot.Descendants(o => o.Children))
{
if (node.Items == null)
{
continue;
}
// Get the color
Brush brush = GetBrush(node, getValue, valueMult, color);
if (brush == null)
{
continue;
}
// Define the rectangle
Point min = transform.Transform(new Point(node.MinRange.X, -node.MinRange.Y)); // need to negate Y
Point max = transform.Transform(new Point(node.MaxRange.X, -node.MaxRange.Y));
double x = min.X;
double y = max.Y; // can't use min, because Y is backward
double width = max.X - min.X;
double height = Math.Abs(max.Y - min.Y); // Y is all flipped around
// Fill the box
dc.DrawRectangle(brush, null, new Rect(x, y, width, height));
}
}
}
