private void PageListBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
string errorMsg = null;
SelectedPage = PagesListBox.SelectedItem as ASGPage;
if (SelectedPage == null || SelectedPage == sessionManager.CurrentPage)
{
errorMsg = "target page";
}
else
{
long pageId = SelectedPage.UniqueId;
if (instance.GestureTargetPageMap.ContainsKey(gesture))
{
instance.GestureTargetPageMap.Remove(gesture);
}
instance.GestureTargetPageMap.Add(gesture, pageId);
const string behaviorLabelFormatBase = "Navigate, Page {0}";
behaviorLabel.Content = String.Format(behaviorLabelFormatBase, sessionManager.CurrentProject.PageDictionary[instance.GestureTargetPageMap[gesture]].PageNumber);
((ScatterView)this.Parent).Items.Remove(this);
}
}
// Goes to each PrototypeElement and removes the links that are directed to the page to be removed
// in GestureTargetPageMap
private void RemoveAllLinksFromRemovedPage(ASGPage pageToRemove)
{
IEnumerable<PrototypeElement> elements = from pages in this.CurrentProject.PageDictionary.Values
from items in pages.PrototypeElementDictionary.Values
where items.GestureTargetPageMap.ContainsValue(pageToRemove.UniqueId)
select items;
foreach (PrototypeElement element in elements.ToList())
{
List<string> itemsToRemove = new List<string>();
foreach (var pair in element.GestureTargetPageMap)
{
if (pair.Value.Equals(pageToRemove.UniqueId))
itemsToRemove.Add(pair.Key);
}
foreach (string item in itemsToRemove)
{
element.GestureTargetPageMap.Remove(item);
}
}
}
private void RefreshPageNumbers(ASGPage pagetoRemove)
{
foreach (ASGPage p in CurrentProject.PageDictionary.Values)
{
if (p.PageNumber > pagetoRemove.PageNumber)
p.PageNumber--;
}
}
public bool RemovePage(ASGPage pagetoRemove)
{
if (CurrentProject.PageDictionary.Count() <= 1)
{
return false;
}
RemoveAllLinksFromRemovedPage(pagetoRemove);
CurrentProject.PageDictionary.Remove(pagetoRemove.UniqueId);
RefreshPageNumbers(pagetoRemove);
return true;
}
public void LoadPage(ASGPage pageToLoad)
{
CurrentPage = pageToLoad;
NotifyPropertyChanged("CurrentPage");
}
public void AddPrototypeElementToPage(ASGPage page, PrototypeElement element)
{
element.UniqueId = CurrentProject.GetNextUniqueId();
page.PrototypeElementDictionary.Add(element.UniqueId, element);
NotifyPropertyChanged("PrototypeElementDictionary.Values");
}
public void AddNewPageToProject()
{
// TODO: Generate reasonable page numbers.
long pageNumber = CurrentProject.GetNextPageNumber();
CurrentPage = new ASGPage { Name = String.Format("Untitled {0}", pageNumber), PageNumber = pageNumber, UniqueId = CurrentProject.GetNextUniqueId() };
CurrentProject.PageDictionary.Add(CurrentPage.UniqueId, CurrentPage);
NotifyPropertyChanged("CurrentPage");
}
private void RenderPage(ASGPage pageToLoad)
{
loadPageBackground(pageToLoad);
PageInkCanvas.Strokes.Clear();
PageInkCanvas.Strokes.Add(StrokeHelper.ConvertToStrokeCollection(pageToLoad.Strokes));
PageNumber.Text = ActiveSessionManager.CurrentPage.PageNumber + "/" + ActiveSessionManager.CurrentProject.PageDictionary.Count;
setContainerItemsVisibility(pageToLoad, Visibility.Visible);
}
/*
* DETECTS IF THE DESGINER IS TRYING TO DELETE AN AREA (CAN BE A GESTURE AREA OR SELECTED STROKES)
* IF THE TOUCH IS WITHIN THE TRASH AREA, DELETES IF NOT, UPDATES THE EVENT SCREEN
*
*/
public void SetupAndRenderPage(ASGPage pageToLoad)
{
events.SetupEventsPanel();
RenderPage(pageToLoad);
canvasHelper.loadPenSettings();
}
public void setContainerItemsVisibility(ASGPage page, Visibility visibility)
{
IEnumerable<ScatterViewItem> list = from object item in Container.Items
where (item is ScatterViewItem)
&& ((item as ScatterViewItem).Tag is PrototypeElement)
&& (page.PrototypeElementDictionary.Values.Contains((item as ScatterViewItem).Tag as PrototypeElement))
select item as ScatterViewItem;
List<ScatterViewItem> ItemsList = list.ToList();
foreach (ScatterViewItem svi in ItemsList)
{
svi.Visibility = visibility;
}
}
public void loadPageBackground(ASGPage pageToLoad)
{
try
{
BackgroundImage.Source = new BitmapImage(new Uri(pageToLoad.BackgroundImageSource));
PageInkCanvas.Background = new SolidColorBrush(Colors.Transparent);
}
catch(Exception ex)
{
PageInkCanvas.Background = new SolidColorBrush(Colors.White);
}
}
/*
* ADDS AN ELEMENT TO CANVAS (GESTURE AREA)
* ADDS IT TO CONTAINER AND ACTIVESESSIONMANAGER
* AND BINDS IT TO A PROTOTYPE ELEMENT
*/
public void addThisElementToCanvas(ASGPage page, PrototypeElement _element,
double _orientation, System.Windows.Visibility _visibility = System.Windows.Visibility.Visible)
{
ScatterViewItem svi = new ScatterViewItem();
PrototypeElement element;
Container.Items.Add(svi);
svi.Visibility = _visibility;
svi.BorderThickness = new Thickness(20, 20, 20, 20);
svi.Background = new SolidColorBrush(Colors.Transparent);
svi.ContainerManipulationCompleted += ScatterViewItem_ScatterManipulationCompleted;
if (_element == null)
element = new PrototypeElement { ElementType = ElementTypes.None, Orientation = _orientation, Center = svi.ActualCenter };
else
{
element = new PrototypeElement
{
ElementType = _element.ElementType,
Orientation = _element.Orientation,
Center = _element.Center,
Width = _element.Width,
Height = _element.Height,
Content = _element.Content,
GestureTargetPageMap = _element.GestureTargetPageMap
};
}
canvasHelper.BindScatterViewItemAndElement(svi, element);
ActiveSessionManager.AddPrototypeElementToPage(page, element);
}