protected override void OnCurrentSelectionChanged(EventArgs e)
{
var listSelection = ConvertSelection(CurrentSelection);
gfxTileRenderer.CurrentSelection = listSelection;
if (Palette != null)
{
Gfx.CurrentSelection = listSelection;
}
base.OnCurrentSelectionChanged(e);
IListSelection ConvertSelection(ITileMapSelection selection)
{
if (selection is null)
{
return(null);
}
var indexes = selection.Select(
p => TileMap1D.GetTileIndex(p, selection.GridWidth));
return(new EnumerableIndexListSelection(indexes));
}
}
protected override void OnTileMapChanged(EventArgs e)
{
if (TileMap != paletteEditorControl.TileMap)
{
TileMap = paletteEditorControl.TileMap;
return;
}
base.OnTileMapChanged(e);
}
private ITileMapSelection ChooseSelection()
{
ITileMapSelection result = null;
if (DesignControl.AltKeyHeld)
{
var firstIndex = TileMap1D.GetTileIndex(
FirstGridTile,
TileMap.GridWidth);
var activeIndex = TileMap1D.GetTileIndex(
ActiveGridTile,
TileMap.GridWidth);
var originIndex = Min(firstIndex, activeIndex);
var endIndex = Max(firstIndex, activeIndex);
var count = endIndex - originIndex + 1;
result = new LinearTileMapSelection(
firstIndex < activeIndex ? FirstGridTile : ActiveGridTile,
count,
TileMap.GridWidth);
}
else
{
var origin = new Point(
Min(FirstGridTile.X, ActiveGridTile.X),
Min(FirstGridTile.Y, ActiveGridTile.Y));
var end = new Point(
Max(FirstGridTile.X, ActiveGridTile.X),
Max(FirstGridTile.Y, ActiveGridTile.Y));
var size = new Size(
end.X + 1 - origin.X,
end.Y + 1 - origin.Y);
result = new BoxTileMapSelection(
origin,
size,
TileMap.GridWidth);
}
if (DesignControl.ControlKeyHeld && CurrentSelection != null)
{
result = new EnumerableTileMapSelection(
CurrentSelection.Union(result),
TileMap.GridWidth);
}
return(result);
}
private Point GetPoint(int index)
{
return(TileMap1D.GetTile(index, GridWidth, MinIndex));
}
private int GetIndex(Point point)
{
return(TileMap1D.GetTileIndex(point, GridWidth, MinIndex));
}