private void UpdateSelection(object selected)
{
InputHandler.ClearSelection();
if (selected == InputHandler.CurrentSelectedObject)
{
InputHandler.CurrentSelectedObject = null;
}
else
{
if (selected is Manipulator manipulator)
{
InputHandler.AddSelection(manipulator.Joints.Select(joint => joint.Collider.Body));
InputHandler.AddSelection(manipulator.Links.Select(link => link.Collider.Body));
}
else if (selected is Joint joint)
{
InputHandler.AddSelection(joint.Collider.Body);
}
else if (selected is Link link)
{
InputHandler.AddSelection(link.Collider.Body);
}
else if (selected is Obstacle obstacle)
{
InputHandler.AddSelection(obstacle.Collider.Body);
}
InputHandler.CurrentSelectedObject = selected;
SwapPropertiesWindows();
}
}
private void RenderObstaclesWindow()
{
// obstacles window
if (ImGui.Begin("Obstacles",
ImGuiWindowFlags.NoCollapse |
ImGuiWindowFlags.NoMove |
ImGuiWindowFlags.NoResize |
ImGuiWindowFlags.HorizontalScrollbar))
{
ImGui.SetWindowPos(new System.Numerics.Vector2(0, (int)(0.5 * (Window.Size.Y - 19) + 19)));
ImGui.SetWindowSize(new System.Numerics.Vector2((int)(0.25 * Window.Size.X - 2), (int)(0.5 * (Window.Size.Y - 19))));
if (ImGui.Button("Create"))
{
ImGui.OpenPopup("ObstacleCreate");
}
ImGui.SameLine();
if (ImGui.Button("Remove"))
{
if (InputHandler.CurrentSelectedObject is Obstacle obstacle)
{
ObstacleHandler.Remove(obstacle);
InputHandler.ClearSelection();
}
}
if (ImGui.BeginPopup("ObstacleCreate"))
{
foreach (var shape in ObstacleHandler.Shapes)
{
if (ImGui.Selectable(shape))
{
var shapeValue = (ObstacleShape)Enum.Parse(typeof(ObstacleShape), shape);
ObstacleHandler.AddDefault(shapeValue);
ImGui.CloseCurrentPopup();
}
}
ImGui.EndPopup();
}
ImGui.Separator();
ImGui.PushStyleVar(ImGuiStyleVar.ChildRounding, 5);
if (ImGui.BeginChild("ObstacleList", ImGui.GetContentRegionAvail(), true))
{
if (ObstacleHandler.Count != 0)
{
for (int i = 0; i < ObstacleHandler.Count; i++)
{
var obstacle = ObstacleHandler.Obstacles[i];
ImGui.TreeNodeEx($"Obstacle {i}", _baseTreeLeafFlags | GetTreeNodeSelectionFlag(obstacle));
if (ImGui.IsItemDeactivated())
{
UpdateSelection(obstacle);
}
}
}
else
{
ImGui.Text("Empty.");
}
ImGui.EndChild();
}
ImGui.End();
}
}