private void DrawMutatorMenu(Rect canvas)
{
var addRect = new Rect(0f, 0f, _addMutatorTextSize.x + 16f, Text.LineHeight);
var applyRect = new Rect(canvas.width - (_applyTextSize.x + 16f), 0f, _applyTextSize.x + 16f, Text.LineHeight);
var mutatorsRect = new Rect(0f, addRect.height, canvas.width, canvas.height - addRect.height);
var viewPort = new Rect(0f, 0f, mutatorsRect.width - 16f, _mutators.Count * Text.LineHeight);
if (Widgets.ButtonText(addRect, _addMutatorText))
{
Find.WindowStack.Add(new FloatMenu(_mutateAdders));
}
if (Widgets.ButtonText(applyRect, _applyText))
{
ExecuteMutators();
}
_mutatorScrollPos = GUI.BeginScrollView(mutatorsRect, _mutatorScrollPos, viewPort);
IMutatorBase <TU> toRemove = null;
for (var i = 0; i < _mutators.Count; i++)
{
IMutatorBase <TU> mutator = _mutators[i];
var lineRect = new Rect(0f, Text.LineHeight * i, mutatorsRect.width, Text.LineHeight);
if (!lineRect.IsVisible(mutatorsRect, _mutatorScrollPos))
{
continue;
}
if (i % 2 == 0)
{
Widgets.DrawLightHighlight(lineRect);
}
Rect mutatorRect = lineRect.Trim(Direction8Way.East, Text.LineHeight - 2f);
mutator.Draw(mutatorRect);
if (UiHelper.FieldButton(lineRect, Widgets.CheckboxOffTex))
{
toRemove = mutator;
}
}
GUI.EndScrollView();
if (toRemove == null)
{
return;
}
_mutators.Remove(toRemove);
UpdateView(true);
}
private protected void DiscoverMutators(DomainIndexer.EditorTarget target)
{
foreach (DomainIndexer.MutatorEntry entry in DomainIndexer.Mutators)
{
if (entry.Target != target)
{
continue;
}
IMutatorBase <TU> mutator = CreateMutator(entry);
if (mutator == null)
{
continue;
}
_mutateAdders.Add(new FloatMenuOption(mutator.Label, () => AddMutator(mutator)));
}
}
private void AddMutator([NotNull] IMutatorBase <TU> mutator)
{
mutator.Prepare();
_mutators.Add(mutator);
}
