private static void CanExecuteEventHandler_IfHasContent(object sender, CanExecuteRoutedEventArgs e)
{
ZoomBoxPanel panel = sender as ZoomBoxPanel;
e.CanExecute = (panel != null) && (panel.Children.Count > 0);
e.Handled = true;
}
private static void PropertyChanged_Zoom(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
ZoomBoxPanel panel = d as ZoomBoxPanel;
if (panel != null)
{
panel.process_PropertyChanged_Zoom(e);
}
}
private static void PropertyChanged_AMode(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
ZoomBoxPanel panel = d as ZoomBoxPanel;
if (panel != null)
{
panel.RaiseModeChangeEvent();
}
}
public static void ExecutedEventHandler_RotateReverse(object sender, ExecutedRoutedEventArgs e)
{
ZoomBoxPanel panel = sender as ZoomBoxPanel;
if (panel != null)
{
panel.process_RotateHomeReverse(false);
}
}
public static void ExecutedEventHandler_IncreaseZoom(object sender, ExecutedRoutedEventArgs e)
{
ZoomBoxPanel panel = sender as ZoomBoxPanel;
if (panel != null)
{
panel.process_ZoomCommand(true);
}
}
private static object CoerceMinZoomTick(DependencyObject d, object value)
{
double num = (double)value;
ZoomBoxPanel panel = d as ZoomBoxPanel;
if ((panel != null) && (num >= panel.MaxZoomTick))
{
panel.MaxZoomTick = num + 1.0;
}
return(num);
}
public static void ExecutedEventHandler_RotateCounterclockwise(object sender, ExecutedRoutedEventArgs e)
{
ZoomBoxPanel panel = sender as ZoomBoxPanel;
double? angle = null;
string parameter = e.Parameter as string;
if ((parameter != null) && (parameter.Length > 0))
{
angle = new double?(double.Parse(parameter));
}
if (panel != null)
{
panel.process_RotateCommand(false, angle);
}
}
private static object CoerceZoomTick(DependencyObject d, object value)
{
double minZoomTick = (double)value;
ZoomBoxPanel panel = d as ZoomBoxPanel;
if (panel != null)
{
if (minZoomTick > panel.MaxZoomTick)
{
return(panel.MaxZoomTick);
}
if (minZoomTick < panel.MinZoomTick)
{
minZoomTick = panel.MinZoomTick;
}
}
return(minZoomTick);
}
private static object CoerceMaxZoom(DependencyObject d, object value)
{
double num = (double)value;
ZoomBoxPanel panel = d as ZoomBoxPanel;
if (panel != null)
{
if (num < panel.MinZoom)
{
panel.MinZoom = num;
}
if (panel.Zoom > num)
{
panel.Zoom = num;
}
}
return(num);
}
