public override void DrawPreview(Rect previewArea)
{
if (visualize && Event.current.type == EventType.Repaint)
{
var mazeGen = (MazeGenModule)target;
Maze maze;
try
{
maze = mazeGen.GetMaze();
}
catch (InvalidOperationException)
{
// Maze generator is not properly configured yet: suppress error to avoid spamming the console,
// and exit the draw method.
return;
}
if (editorState == null)
{
editorState = AtlasEditorState.Load();
}
MazeTexture mazeTexture = mazeDrawer.CreateTexture(maze, editorState.TagTable);
int numCellsX = mazeTexture.NumCellsX;
int numCellsY = mazeTexture.NumCellsY;
float originalCellWidth = previewArea.width / numCellsX;
float originalCellHeight = previewArea.height / numCellsY;
// we want to make cells have equal height and width
float cellSize = Math.Min(originalCellWidth, originalCellHeight);
float newWidth = numCellsX * cellSize;
float newHeight = numCellsY * cellSize;
float xOffset = (previewArea.width - newWidth) / 2;
float yOffset = (previewArea.height - newHeight) / 2;
previewArea.width = newWidth;
previewArea.height = newHeight;
previewArea.x += xOffset;
previewArea.y += yOffset;
mazeTexture.Draw(previewArea);
}
}
void CreateMazeTexture()
{
Maze maze = new Maze(EnumerateGridCoordinates(), Enumerable.Empty <MazeLink>());
mazeTexture = mazeDrawer.CreateTexture(maze, properties.TagTable);
foreach (Coord cell in selectedCells)
{
mazeTexture.ColorCell(cell, SELECTED_COLOR);
}
foreach (MazeLink link in selectedLinks)
{
mazeTexture.ColorLink(link, SELECTED_COLOR);
}
if (properties.TagTable != null)
{
foreach (var tagListPair in cellTags)
{
DrawTags(tagListPair.Key);
}
}
mazeTexture.Apply();
}
public MazeTexture CreateTexture(Maze maze, TagDrawTable tagTable)
{
if (maze == null)
{
throw new ArgumentNullException("maze");
}
Coord numCells = CalculateCells(maze.GetCells());
var mazeTexture = new MazeTexture(numCells.x, numCells.y);
mazeTexture.SetBackgroundColor(BACKGROUND_COLOR);
Coord[] cells = maze.GetCells();
Coord bottomLeft = GetBottomLeft(cells);
foreach (Coord actualCell in cells)
{
mazeTexture.ColorCell(actualCell - bottomLeft, CELL_COLOR);
}
foreach (MazeLink link in maze.GetLinks())
{
var shiftedLink = new MazeLink(link.CellA - bottomLeft, link.CellB - bottomLeft);
mazeTexture.ColorLink(shiftedLink, CELL_COLOR);
}
if (tagTable != null)
{
foreach (CellTag tag in maze.GetTags())
{
Coord shiftedCell = tag.Cell - bottomLeft;
MetaData metaData = tag.MetaData;
foreach (var pair in metaData)
{
TagDrawer drawer = tagTable[pair.Key];
mazeTexture.ColorTag(shiftedCell, drawer.Coords, drawer.Color);
}
}
}
mazeTexture.Apply();
return(mazeTexture);
}