/// <summary>
/// Adds a new element to the currently active template.
/// </summary>
/// <param name="parameter"></param>
private void AddElement(object parameter)
{
if (ActiveTemplate == null)
{
return;
}
string name = parameter as string;
BaseElement element = System.Reflection.Assembly.GetExecutingAssembly().CreateInstance(name) as BaseElement;
if (element != null)
{
element.XPos = TemplateMousePosition.X - (element.Width / 2);
element.YPos = TemplateMousePosition.Y - (element.Height / 2);
element.RefreshLayout += new RefreshLayoutEvent(OnRefreshLayout);
ActiveTemplate.AddElement(element);
SelectedElement = element;
RestoreLayoutView(ActiveTemplate);
if (element.LastLayoutInstance != null)
{
SelectedDecorator = element.LastLayoutInstance as IDesignItemDecorator;
((ElementUserControl)element.LastLayoutInstance).CanManipulate = true;
((ElementUserControl)element.LastLayoutInstance).ShowDecorator = true;
}
}
else
{
MessageBox.Show("There was an error while creating a template of the type '" + parameter + "'.");
}
}
/// <summary>
/// Removes currently active template from the workspace and instantiates a fresh new one.
/// </summary>
/// <param name="parameter"></param>
private void NewTemplate(object parameter)
{
ClearDesignerWorkspace();
Game game = _Workspace.Game;
ITemplate template = null;
try
{
template = game.AddTemplate(game.GetDefaultTemplateName());
template.XPos = 0.25 * TemplateUserControl.DPI;
template.YPos = 0.25 * TemplateUserControl.DPI;
}
catch (InvalidOperationException e)
{
MessageBox.Show(e.Message);
return;
}
//this implicitly creates the layout view of the template
ActiveTemplate = template;
SelectedDecorator = template as IDesignItemDecorator;
}
private void elementsMouseClick(object sender, MouseEventArgs e)
{
Keyboard.ClearFocus();
WorkspaceMousePosition = e.GetPosition(canvasWorkspace);
TemplateMousePosition = e.GetPosition((UIElement)sender);
HitList.Clear();
VisualTreeHelper.HitTest(canvasWorkspace,
null,
new HitTestResultCallback(OnHitResults),
new PointHitTestParameters(WorkspaceMousePosition));
UserControl parent = null;
if (HitList.Count > 0)
{
foreach (FrameworkElement result in HitList)
{
if (result.Name.Equals(TemplateUserControl.LayoutSurfaceId))
{
ContentControl content = result.Parent as ContentControl;
parent = content.Parent as UserControl;
//check if is element and can be manipulated, if not pass right through it
if (parent is ElementUserControl && !((ElementUserControl)parent).CanManipulate)
{
parent = null;
continue;
}
break;
}
}
}
if (SelectedDecorator != null)
{
SelectedDecorator.ShowDecorator = false;
}
SelectedElement = null;
//find out what we hit and hi-light it if applicable.
if (parent != null)
{
TemplateUserControl temp = parent as TemplateUserControl;
if (temp == null)
{
ElementUserControl elm = parent as ElementUserControl;
if (elm != null)
{
if (!elm.CanManipulate)
{
return;
}
SelectedElement = elm.Creator;
SelectedDecorator = elm;
}
}
else
{
if (!temp.CanManipulate)
{
return;
}
SelectedElement = temp.Creator;
SelectedDecorator = temp;
}
SelectedDecorator.ShowDecorator = true;
}
}
