private void OnResizeTileSystem()
{
var tileSystem = this.target as TileSystem;
bool eraseOutOfBounds = false;
// Display suitable warning message to user if resized tile
// system will cause out-of-bound tiles to be erased.
if (TileSystemUtility.WillHaveOutOfBoundTiles(tileSystem, this.inputNewRows, this.inputNewColumns, this.inputRowOffset, this.inputColumnOffset))
{
if (!EditorUtility.DisplayDialog(
TileLang.ParticularText("Action", "Rebuild Tile System"),
TileLang.Text("Upon modifying tile system some tiles will become out-of-bounds and will be erased.\n\nWould you like to proceed?"),
TileLang.ParticularText("Action", "Yes"),
TileLang.ParticularText("Action", "No")
))
{
return;
}
eraseOutOfBounds = true;
}
Undo.RegisterFullObjectHierarchyUndo(tileSystem.gameObject, TileLang.ParticularText("Action", "Rebuild Tile System"));
bool maintainFlag = (this.inputNewRows != tileSystem.RowCount || this.inputNewColumns != tileSystem.ColumnCount)
? this.inputMaintainTilePositionsInWorldResize
: this.inputMaintainTilePositionsInWorldOffset;
var resizer = new TileSystemResizer();
resizer.Resize(tileSystem, this.inputNewRows, this.inputNewColumns, this.inputRowOffset, this.inputColumnOffset, this.inputNewChunkWidth, this.inputNewChunkHeight, maintainFlag, eraseOutOfBounds);
// Refresh "Modify Grid" parameters from new state of tile system.
this.RefreshModifyGridParamsFromTileSystem();
SceneView.RepaintAll();
}
/// <summary>
/// Adjust the number of rows, columns and/or chunk size of a tile system.
/// </summary>
/// <remarks>
/// <para>This is achieved by reconstructing the data structure of the specified
/// tile system whilst maintaining game objects that are attached to tiles where
/// possible. Procedural chunk meshes are automatically updated to conform to the
/// updated data structure.</para>
/// <para>This function may take a while to complete and should not be used unless
/// absolutely necessary.</para>
/// </remarks>
/// <param name="system">Tile system.</param>
/// <param name="newRows">New number of rows.</param>
/// <param name="newColumns">New number of columns.</param>
/// <param name="rowOffset">Number of rows of tiles to offset by.</param>
/// <param name="columnOffset">Number of columns of tiles to offset by.</param>
/// <param name="chunkWidth">New chunk width.</param>
/// <param name="chunkHeight">New chunk height.</param>
/// <param name="maintainTilePositionsInWorld">Indicates if tile positions should
/// be maintained in world space.</param>
/// <seealso cref="WillHaveOutOfBoundTiles"/>
public static void Resize(TileSystem system, int newRows, int newColumns, int rowOffset, int columnOffset, int chunkWidth, int chunkHeight, bool maintainTilePositionsInWorld)
{
TileSystemResizer resizer = new TileSystemResizer();
resizer.Resize(system, newRows, newColumns, rowOffset, columnOffset, chunkWidth, chunkHeight, maintainTilePositionsInWorld, true);
}
