/// <summary>
/// Determine size (max width). This matches the max (width + x position) of all nodes in tree
/// </summary>
/// <param name="rootNode">root node of the tree</param>
/// <param name="treeType">ICustomTreeType instance</param>
/// <param name="drawer">ICustomTreeDrawer instance</param>
/// <param name="nodeSize">node size from settings</param>
/// <returns>max size/width</returns>
public static double DetermineSize(CustomTreeNode rootNode, ICustomTreeType treeType, ICustomTreeDrawer drawer, double nodeSize)
{
double maxSize = 0;
foreach (var node in rootNode.TraverseBreadthFirst())
{
double x, y;
treeType.GetXY(node, out x, out y);
double size = x + drawer.GetSizeOf(node, nodeSize, false);
if (size > maxSize)
{
maxSize = size;
}
}
return(maxSize - nodeSize / 2.0f);
}
public void GetSizeOfTest()
{
string str1 = "Jaako Dugacko";
string str2 = "Dugacko";
var n1 = new CustomTreeNode(new SomeCustomClass(str1));
var n2 = new CustomTreeNode(new SomeCustomClass(str2));
var root = new CustomTreeNode(new SomeCustomClass("11"), new List <CustomTreeNode>()
{
n1, n2
});
root.Init();
var sett = new CustomTreeDrawerSettings();
sett.CanvasPaddingX = sett.CanvasPaddingY = 0;
sett.SegmentHeight = sett.SegmentWidth = 5;
sett.NodeSize = 2;
ICustomTreeDrawer customTypeDrawer = Substitute.For <ICustomTreeDrawer>();
customTypeDrawer.GetSizeOf(Arg.Any <CustomTreeNode>(), Arg.Any <double>(), Arg.Any <bool>()).Returns(a =>
{
var node = (CustomTreeNode)a[0];
var size = (double)a[1];
return(size + 5 * ((SomeCustomClass)node.Info).Title.Length);
});
ICustomTreeType type = new NewLineCustomTreeType(sett, customTypeDrawer);
//x = settings.CanvasPaddingX + settings.SegmentWidth * node.LeftPadding + settings.NodeSize / 2.0f;
((SomeCustomClass)n1.Info).Title = str1;
var mxSize = CustomTreeHelper.DetermineSize(root, type, customTypeDrawer, sett.NodeSize);
Assert.AreEqual(str1.Length * 5 + 2 + 5 * 0 + 1 - 1, mxSize);
((SomeCustomClass)n1.Info).Title = str2;
root.Init();
mxSize = CustomTreeHelper.DetermineSize(root, type, customTypeDrawer, sett.NodeSize);
Assert.AreEqual(str2.Length * 5 + 2 + 5 * 1 + 1 - 1, mxSize);
}