private void MoveThumb_DragStarted(object sender, DragStartedEventArgs e)
{
this.designerItem = DataContext as DesignerBaseItem;
designerItem.IsSelected = true;
if (this.designerItem != null)
{
this.rotateTransform = this.designerItem.RenderTransform as RotateTransform;
}
}
private void UpdateSelection()
{
designerCanvas.ClearSelection();
Rect rubberBand = new Rect(startPoint.Value, endPoint.Value);
foreach (UIElement item in designerCanvas.Children)
{
Rect itemRect = VisualTreeHelper.GetDescendantBounds(item);
Rect itemBounds = item.TransformToAncestor(designerCanvas).TransformBounds(itemRect);
if (rubberBand.Contains(itemBounds))
{
if (item is DesignerBaseItem)
{
DesignerBaseItem im = item as DesignerBaseItem;
im.IsSelected = true;
designerCanvas.SelectedItems.Add(im);
}
}
}
}
void LoadProjectFile()
{
FileStream fs;
try
{
fs = new FileStream(filename, FileMode.Open);
}
catch (FileNotFoundException)
{
MessageBox.Show("The file not found. Sorry.");
return;
}
catch (Exception)
{
MessageBox.Show("Can't open file");
return;
}
XmlTextReader xmlIn = new XmlTextReader(fs);
xmlIn.WhitespaceHandling = WhitespaceHandling.None;
xmlIn.MoveToContent();
if (xmlIn.Name != "PhotoWorkshopProject")
{
throw new ArgumentException("Incorrect file format.");
}
string version = xmlIn.GetAttribute(0);
int xIndex = 1;
do
{
if (!xmlIn.Read())
{
throw new ArgumentException("An element was expected but could not be read in");
}
if ((xmlIn.NodeType == XmlNodeType.EndElement) && (xmlIn.Name == "PhotoWorkshopProject"))
{
break;
}
if (xmlIn.NodeType == XmlNodeType.EndElement)
{
continue;
}
if (xmlIn.Name == "PhotoPicture")
{
LoadPictureFromFile(xmlIn);
continue;
}
if (xmlIn.Name == "DesignerItem")
{
DesignerBaseItem item = DesignerBaseItem.CreateDesignerItemByID(Convert.ToInt32(xmlIn.GetAttribute("Kind")));
imageCanvas.Children.Add(item);
item.LoadFromFile(xmlIn);
Canvas.SetZIndex(item, xIndex);
}
if (xmlIn.Name == "BaseFrame")
{
BasePhotoFrame frame = BasePhotoFrame.CreatePhotoFrameByID(Convert.ToInt32(xmlIn.GetAttribute("Kind")));
frame.LoadFromFile(xmlIn);
PhotoFrame = frame;
}
if (xmlIn.Name == "ProjectProperties")
{
LoadProjectPropertiesFromFile(xmlIn);
}
xIndex++;
} while (!xmlIn.EOF);
xmlIn.Close();
fs.Close();
if (PhotoFrame != null)
{
PhotoFrame.Visualize(ImageCanvas, imageControl.Width, imageControl.Height);
}
}