private static GuiControl FindControlAtPoint(GuiControlCollection controls, Point point)
{
var topMostControl = (GuiControl)null;
for (var i = controls.Count - 1; i >= 0; i--)
{
var control = controls[i];
if (control.IsVisible)
{
if (topMostControl == null && control.BoundingRectangle.Contains(point))
{
topMostControl = control;
}
if (control.Controls.Any())
{
var child = FindControlAtPoint(control.Controls, point);
if (child != null)
{
topMostControl = child;
}
}
}
}
return(topMostControl);
}
private void DrawChildren(GuiControlCollection controls, float deltaSeconds)
{
foreach (var control in controls.Where(c => c.IsVisible))
{
control.Draw(this, _renderer, deltaSeconds);
DrawChildren(control.Controls, deltaSeconds);
}
}
public GuiScreen(GuiSkin skin)
{
Skin = skin;
Controls = new GuiControlCollection {
ItemAdded = c => _isLayoutRequired = true
};
Windows = new GuiWindowCollection(this)
{
ItemAdded = w => _isLayoutRequired = true
};
}
public void GuiControlCollection_Insert_SetsTheParent_Test()
{
var parent = Substitute.For <GuiControl>();
var child = Substitute.For <GuiControl>();
var controls = new GuiControlCollection(parent);
controls.Insert(0, child);
Assert.IsTrue(controls.Contains(child));
Assert.AreSame(parent, child.Parent);
}
private static T FindControl <T>(GuiControlCollection controls, string name)
where T : GuiControl
{
foreach (var control in controls)
{
if (control.Name == name)
{
return(control as T);
}
if (control.Controls.Any())
{
var childControl = FindControl <T>(control.Controls, name);
if (childControl != null)
{
return(childControl);
}
}
}
return(null);
}
public GuiScreen()
{
Controls = new GuiControlCollection();
}
