/// <summary>
/// Handles the SelectedIndexChanged event of the _styleManagerTypeCmb control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="EventArgs" /> instance containing the event data.</param>
/// <exception cref="System.InvalidOperationException"></exception>
private void _styleManagerTypeCmb_SelectedIndexChanged(object sender, EventArgs e)
{
ComboBoxValue <Type> val = (ComboBoxValue <Type>)_styleManagerTypeCmb.SelectedItem;
TilingController controller = _tilingController;
if (controller == null)
{
return;
}
lock (_lock)
{
controller = _tilingController;
if (controller == null)
{
return;
}
StyleManager currManager = controller.StyleManager;
if (currManager.GetType() == val.Value)
{
return;
}
StyleManager newManager;
if (val.Value == typeof(RandomStyleManager))
{
newManager = new RandomStyleManager((int)_seedNum.Value, currManager.LineStyle, currManager.Styles);
}
else if (val.Value == typeof(RandomGreedyStyleManager))
{
newManager = new RandomGreedyStyleManager(
(int)_seedNum.Value,
currManager.LineStyle,
currManager.Styles);
}
else if (val.Value == typeof(GreedyStyleManager))
{
newManager = new GreedyStyleManager(1, 1, 1, currManager.LineStyle, currManager.Styles);
}
else if (val.Value == typeof(SimpleStyleManager))
{
// TODO filter styles properly when multiple shapes are supported
newManager = new SimpleStyleManager(currManager.LineStyle, currManager.Styles.First());
}
else
{
throw new InvalidOperationException();
}
Debug.Assert(newManager.GetType() == val.Value);
controller.Tiling.SetStyleManager(newManager, controller.Tiles);
UpdateStyleManager(newManager);
}
}
/// <summary>
/// Handles the ValueChanged event of the _seedNum control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="EventArgs" /> instance containing the event data.</param>
private void _seedNum_ValueChanged(object sender, EventArgs e)
{
RandomStyleManager manager = _tilingController?.StyleManager as RandomStyleManager;
if (manager == null)
{
return;
}
manager.Seed = (int)_seedNum.Value;
}
/// <summary>
/// Updates the style manager that the UI controls.
/// </summary>
/// <param name="manager">The manager.</param>
private void UpdateStyleManager([NotNull] StyleManager manager)
{
Debug.Assert(manager != null, "manager != null");
_styleManagerTypeCmb.Enabled = true;
_lineStyleGroup.Enabled = true;
_fillStylesGroup.Enabled = true;
_lineWidthTrack.Value = (int)(manager.LineStyle.Width * 10);
_lineStyleControl.Style = manager.LineStyle.Style;
RandomStyleManager randomStyleManager = manager as RandomStyleManager;
GreedyStyleManager greedyStyleManager;
if (randomStyleManager != null)
{
_randomStyleMangerPnl.Visible = true;
_seedNum.Value = randomStyleManager.Seed;
}
else if ((greedyStyleManager = manager as GreedyStyleManager) != null)
{
_greedyStyleManagerPnl.Visible = true;
_greedyParamATrack.Maximum = manager.Styles.Count - 1;
_greedyParamBTrack.Maximum = manager.Styles.Count - 1;
_greedyParamCTrack.Maximum = manager.Styles.Count - 1;
_greedyParamATrack.Value = greedyStyleManager.ParamA % manager.Styles.Count;
_greedyParamBTrack.Value = greedyStyleManager.ParamB % manager.Styles.Count;
_greedyParamCTrack.Value = greedyStyleManager.ParamC % manager.Styles.Count;
}
else
{
foreach (Control panel in _styleManagerPanels)
{
Debug.Assert(panel != null, "panel != null");
panel.Visible = false;
}
}
_styleList.SetStyles(manager.Styles, _lineStyleControl.ResourceManager);
}
