/// <summary>
/// Renders the dialog entries and add the results into the global list of
/// rendered entries for a combination afterwards.
/// </summary>
/// <param name="view">The view.</param>
/// <param name="activeDialog">The active dialog to render.</param>
/// <param name="renderedEntries">The rendered entries for touch interaction where the
/// rendering results where added to.</param>
/// <param name="horizontalOffset">The horizontal offset (spacing/indentation)
/// from the left for some kind of indentation.</param>
/// <returns>
/// <c>true</c> if the entries were rendered successfully.
/// </returns>
protected virtual bool renderDialogEntries(IViewBoxModel view, Dialog activeDialog, ref List <RenderedDialogEntry> renderedEntries, int horizontalOffset = 0)
{
// var entries2render = activeDialog.GetEntryList().ToList<IDialogComponent>();
// get only top-level entries
List <IDialogComponent> entries2render = activeDialog.GetEntryList().FindAll(
(entry) => { return(entry != null && !entry.IsInGroup()); }).ToList <IDialogComponent>();
using (DialogEntryRenderer der = new DialogEntryRenderer())
{
renderEntries(view, entries2render, ref renderedEntries, horizontalOffset, der);
}
return(true);
}
/// <summary>
/// Renders the given entry list into the global list of rendered elements to be
/// combined afterwards.
/// </summary>
/// <param name="view">The view.</param>
/// <param name="entries2render">The entries to render.</param>
/// <param name="renderedEntries">The rendered entries to add the rendering results to.</param>
/// <param name="horizontalOffset">The horizontal offset to allow some indentation.</param>
/// <param name="der">A renderer for entries, if they do not have their own..</param>
private void renderEntries(IViewBoxModel view, List <IDialogComponent> entries2render, ref List <RenderedDialogEntry> renderedEntries, int horizontalOffset, DialogEntryRenderer der)
{
IViewBoxModel view4rendering = view;
if (horizontalOffset != 0)
{
view4rendering = new DummyViewBox(view);
// remove 3 pins on the right for scroll bars
var cBox = view4rendering.ContentBox;
cBox.Width -= 3;
view4rendering.ContentBox = cBox;
view4rendering.ContentBox = new Rectangle(view4rendering.ContentBox.X + horizontalOffset,
view4rendering.ContentBox.Y, view4rendering.ContentBox.Width - horizontalOffset, view4rendering.ContentBox.Height);
}
foreach (var item in entries2render)
{
if (item is DialogEntry)
{
if (item is SelfRenderingDialogEntry)
{
renderedEntries.Add(
new RenderedDialogEntry(
item as DialogEntry,
((SelfRenderingDialogEntry)item).Renderer.RenderMatrix(view4rendering, item))
{
HorizontalOffset = horizontalOffset
});
}
else
{
renderedEntries.Add(new RenderedDialogEntry(item as DialogEntry, der.RenderMatrix(view4rendering, item))
{
HorizontalOffset = horizontalOffset
});
}
if (((DialogEntry)item).Status.HasFlag(DialogEntryStatus.Selected)) // selection marking
{
renderedEntries.Add(getSolidDividerEntry(view.ContentBox.Width));
}
else
{
renderedEntries.Add(onePinSpacerEntry); // spacing
}
// Child handling
if (((DialogEntry)item).Type == DialogEntryType.Group)
{
renderedEntries.Add(onePinSpacerEntry); // spacing
if (!Properties.HasFlag(DialogRenderingProperties.HideDividers))
{
renderedEntries.Add(getDividerEntry(view.ContentBox.Width)); // separation
renderedEntries.Add(onePinSpacerEntry); // spacing
}
var children = ((DialogEntry)item).GetChildEntryList();
if (children != null && children.Count > 0)
{
// call Dialog entry rendering recursive with increased indentation
renderEntries(view, children, ref renderedEntries,
horizontalOffset + GroupIndentation, der);
}
}
if (!Properties.HasFlag(DialogRenderingProperties.HideDividers))
{
renderedEntries.Add(getDividerEntry(view.ContentBox.Width)); // separation
renderedEntries.Add(onePinSpacerEntry); // spacing
}
}
}
}
