public override void AddingAtPosition(int x, int y, TileMaskCollection selection)
{
if (selection == null)
{
return;
}
selection.MoveTo(x, y);
int drx = selection.Left;
int dry = selection.Top;
int drr = drx + selection.Width;
int drb = dry + selection.Height;
int cz = CellSize;
drx /= cz;
drx *= cz;
dry /= cz;
dry *= cz;
drr += (drr % cz);
drb += (drb % cz);
int w = drr - drx;
int h = drb - dry;
layer1.DrawRectangle(drx, dry, w, h, BackgroundColor);
layers[SelectedLayer].AddTiles(selection);
ITileCollection col = layers[SelectedLayer].TilesOnArea(drx, dry, w, h);
drawTileMaskCollection(col);
UpdateLayer2();
updateOffsetAndCopyLenght(drx, dry, drr, drb);
}
/// <summary>
/// Moves the tiles.
/// </summary>
/// <param name="x">The x.</param>
/// <param name="y">The y.</param>
/// <returns>A bool.</returns>
public bool MoveTiles(int x, int y)
{
if (selection == null)
{
return(false);
}
TileMaskCollection sel = selection;
RemoveTiles();
sel.MoveTo(x, y);
AddTiles(sel);
selection = sel;
return(true);
}
/// <summary>
/// Moves the selection.
/// </summary>
/// <param name="newX">The new x.</param>
/// <param name="newY">The new y.</param>
public bool MoveSelection(int newX, int newY)
{
if (selection == null)
{
selection = new TileMaskCollection(BytesPerColor);
}
if (selection.Left == newX && selection.Top == newY)
{
return(false);
}
bool b = selection.MoveTo(newX, newY);
UpdateContainer();
RequireRefresh = true;
OnSelectionChanged?.Invoke(this, selection);
return(b);
}