/// <summary>
/// Constructs a new ResizeDialog for resizing a TilemapLayer
/// </summary>
public ResizeDialog(TilemapLayer layer)
{
InitializeComponent();
Layer = layer;
textBoxWidth.Text = layer.Width.ToString();
textBoxHeight.Text = layer.Height.ToString();
resizeAnchor = ResizeAnchor.TopRight;
}
/// <summary>
/// Creates a new dialog exposing the properties of a TilemapLayer
/// </summary>
/// <param name="layer">The TilemapLayer to edit</param>
public LayerDialog(TilemapLayer layer)
{
Layer = layer;
InitializeComponent();
textBoxName.Text = layer.Name;
textBoxRed.Text = layer.Color.R.ToString();
trackBarRed.Value = layer.Color.R;
textBoxGreen.Text = layer.Color.G.ToString();
trackBarGreen.Value = layer.Color.G;
textBoxBlue.Text = layer.Color.B.ToString();
trackBarBlue.Value = layer.Color.B;
textBoxOpacity.Text = layer.Color.A.ToString();
trackBarOpacity.Value = layer.Color.A;
checkBoxVisible.Checked = layer.Visible;
}
/// <summary>
/// Event handler for when the "Load Map" menu item is clicked
/// </summary>
void LoadMapClicked(Object obj, EventArgs e)
{
// Make sure the current map is saved, or intentionally being discarded
if (mapDirty)
{
string message = "The current tilemap has not been saved - opening a new one will lose any changes you made. Are you sure you want to continue?";
if (DialogResult.Yes != MessageBox.Show(message, "Warning", MessageBoxButtons.YesNo))
return;
}
// Create a OpenFileDialog to find our file
OpenFileDialog ofd = new OpenFileDialog();
ofd.InitialDirectory = tilemapPath;
ofd.DefaultExt = ".tmap";
ofd.Filter = "tilemap files (*.tmap)|*.tmap";
ofd.RestoreDirectory = true;
if (ofd.ShowDialog() == DialogResult.OK)
{
Cursor = Cursors.WaitCursor;
using (XmlReader reader = XmlReader.Create(ofd.FileName))
{
TilemapContent tilemapContent = IntermediateSerializer.Deserialize<TilemapContent>(reader, null);
// Create a tilemap with the same size as our loaded one
tilemap = new Tilemap(tilemapContent.Name, tilemapContent.Layers.Count, tilemapContent.Width, tilemapContent.Height, tilemapContent.TileHeight, tilemapContent.TileWidth);
// Clear our old lists
tileImageList.Images.Clear();
tileListView.Items.Clear();
tilePalette.Clear();
// Create the tiles
foreach (TileContent tileContent in tilemapContent.TilePalette)
{
// Load the texture through the content pipline so we can render it
// in our XNA controls
Texture2D texture = LoadTexture(tileContent.Image.Filename);
// Create an instance of the tile and add it to the palette
Tile tile = new Tile(){
Name = tileContent.Name,
Image = texture
};
tilemap.TilePalette.Add(tile);
// Add the new tile image to the tileListView, and assign it a new image
tileListView.Items.Add(tileContent.Name, tileImageList.Images.Count);
// Load the new image representing our new tile
tileImageList.Images.Add(Bitmap.FromFile(tileContent.Image.Filename));
// Add the TileContent to our TilePalette
tilePalette.Add(tileContent);
}
// Create the layers
tilemap.Layers.Clear();
listBoxLayers.Items.Clear();
foreach (TilemapLayerContent layerContent in tilemapContent.Layers)
{
// Create a corresponding TilemapLayer
TilemapLayer layer = new TilemapLayer(layerContent.Name, layerContent.Width, layerContent.Height, layerContent.TileWidth, layerContent.TileHeight);
layer.TileData = layerContent.TileData;
// Add the layer to our tilemap
tilemap.Layers.Add(layer);
// Add the layer to our layer GUI list
listBoxLayers.Items.Add(layer.Name);
}
// Deselect the selected tile index on the mapViewer
mapViewerControl.SelectedTileIndex = -1;
}
Cursor = Cursors.Arrow;
}
}
/// <summary>
/// Recursive method for filling a space with a particular tile.
/// </summary>
/// <param name="x">The X position of the tile to fill</param>
/// <param name="y">The y position of the tile to fill</param>
/// <param name="oldIndex">The index we are replacing</param>
/// <param name="newIndex">The index we are replacing with</param>
protected void Flood(TilemapLayer layer, int x, int y, int oldIndex, int newIndex)
{
if (x >= 0 && x < layer.Width && y >= 0 && y < layer.Height && layer.TileData[x + y * layer.Width] == oldIndex)
{
layer.TileData[x + y * layer.Width] = newIndex;
Flood(layer, x + 1, y, oldIndex, newIndex);
Flood(layer, x - 1, y, oldIndex, newIndex);
Flood(layer, x, y + 1, oldIndex, newIndex);
Flood(layer, x, y - 1, oldIndex, newIndex);
}
}
