/// <summary>
/// Loads the next node in the given binary reader and returns it.
/// </summary>
/// <param name="reader">Binary reader to read node from.</param>
/// <param name="getProgress">If set to true this node is used to judge the current progress.</param>
/// <returns>Scene node that was loaded from the binary reader.</returns>
private SceneNode LoadNode(BinaryReader reader, bool getProgress)
{
// Read in the name of this node's class.
string name = reader.ReadString();
//HighPreformanceTimer timer = new HighPreformanceTimer();
// Create a new instance of this entity and tell it to load itself.
// (See if its a known object first as its quicker to get it without reflection)
SceneNode node = null;
if (name.ToLower().EndsWith("binaryphoenix.fusion.engine.entitys.entitynode"))
node = new EntityNode();
else if (name.ToLower().EndsWith("binaryphoenix.fusion.engine.entitys.scriptedentitynode"))
node = new ScriptedEntityNode();
else if (name.ToLower().EndsWith("binaryphoenix.fusion.engine.scenenode"))
node = new SceneNode();
else if (name.ToLower().EndsWith("binaryphoenix.fusion.engine.entitys.groupnode"))
node = new GroupNode();
else if (name.ToLower().EndsWith("binaryphoenix.fusion.engine.entitys.emitternode"))
node = new EmitterNode();
else if (name.ToLower().EndsWith("binaryphoenix.fusion.engine.entitys.tilemapsegmentnode"))
node = new TilemapSegmentNode();
else if (name.ToLower().EndsWith("binaryphoenix.fusion.engine.entitys.pathmarkernode"))
node = new PathMarkerNode();
else if (name.ToLower().EndsWith("binaryphoenix.fusion.engine.entitys.tilenode"))
node = new TileNode();
else
node = (SceneNode)ReflectionMethods.CreateObject(name);
//DebugLogger.WriteLog("Created scene graph node " + name + " in " + timer.DurationMillisecond + ".\n");
//timer.Restart();
// Load in this nodes details.
node.UniqueID = (_uniqueIDTracker++);
node.Load(reader);
//DebugLogger.WriteLog("Loaded scene graph node " + name + " in " + timer.DurationMillisecond + ".\n");
// Read in all the children of this node, and attach
// them to this node.
DebugLogger.IncreaseIndent();
int childCount = reader.ReadInt32();
for (int i = 0; i < childCount; i++)
{
SceneNode childNode = LoadNode(reader);
node.AddChild(childNode);
if (getProgress == true)
_loadingProgress = (int)(((float)(i + 1) / (float)childCount) * 100.0f);
}
DebugLogger.DecreaseIndent();
return node;
}
/// <summary>
/// Preforms a flood fill operation of the given tilemap.
/// </summary>
/// <param name="tilemapNode">Tilemap to flood fill.</param>
/// <param name="x">X position to start flood filling.</param>
/// <param name="y">Y position to start flood filling.</param>
/// <param name="fillTileset">Tileset to overwrite when flood filling.</param>
/// <param name="fillFrame">Frame to overwrite when flood filling.</param>
/// <param name="fillTracker">Array to keep track of tiles that have been flooded.</param>
/// <param name="selectionX">X position of the tile being used to fill this flood fill step with.</param>
/// <param name="selectionY">Y position of the tile being used to fill this flood fill step with.</param>
private void FloodFill(TilemapSegmentNode tilemapNode, int x, int y, Tileset fillTileset, int fillFrame, ref bool[,] fillTracker, int selectionX, int selectionY)
{
// If the selection has gone beyond the width or height of the selection
// then wrap it around.
if (selectionX < _assetManagerWindow.TilesetSelection.X)
selectionX = _assetManagerWindow.TilesetSelection.X + _assetManagerWindow.TilesetSelection.Width - 1;
if (selectionX > _assetManagerWindow.TilesetSelection.X + _assetManagerWindow.TilesetSelection.Width - 1)
selectionX = _assetManagerWindow.TilesetSelection.X;
if (selectionY < _assetManagerWindow.TilesetSelection.Y)
selectionY = _assetManagerWindow.TilesetSelection.Y + _assetManagerWindow.TilesetSelection.Height - 1;
if (selectionY > _assetManagerWindow.TilesetSelection.Y + _assetManagerWindow.TilesetSelection.Height - 1)
selectionY = _assetManagerWindow.TilesetSelection.Y;
// Work out the frame of the selection we should be applying to this tile.
int selectionFrame = GetSelectedTileset().Image.FrameIndexAtPosition(selectionX * GetSelectedTileset().Image.Width, selectionY * GetSelectedTileset().Image.Height);
// If this tile should be set then set it.
if (tilemapNode[x, y].Tileset == fillTileset && tilemapNode[x, y].Frame == fillFrame)
{
tilemapNode[x, y].Tileset = GetSelectedTileset();
tilemapNode[x, y].Frame = selectionFrame;
tilemapNode[x, y].Scale(_flipTilesX == true ? -1 : 1, _flipTilesY == true ? -1 : 1, 1);
tilemapNode[x, y].Color = _assetManagerWindow.TilesetColor;
}
// Make this tile as filled.
fillTracker[x, y] = true;
int tilemapNodeWidth = tilemapNode.Width / tilemapNode.TileWidth;
int tilemapNodeHeight = tilemapNode.Height / tilemapNode.TileHeight;
// Check the tile to the left of this one, and see if it can be filled.
if (x - 1 >= 0 && x - 1 < tilemapNodeWidth && fillTracker[x - 1, y] == false && tilemapNode[x - 1, y].Tileset == fillTileset && tilemapNode[x - 1, y].Frame == fillFrame)
FloodFill(tilemapNode, x - 1, y, fillTileset, fillFrame, ref fillTracker, selectionX - 1, selectionY);
// Check the tile to the right of this one, and see if it can be filled.
if (x + 1 >= 0 && x + 1 < tilemapNodeWidth && fillTracker[x + 1, y] == false && tilemapNode[x + 1, y].Tileset == fillTileset && tilemapNode[x + 1, y].Frame == fillFrame)
FloodFill(tilemapNode, x + 1, y, fillTileset, fillFrame, ref fillTracker, selectionX + 1, selectionY);
// Check the tile at the top of this one, and see if it can be filled.
if (y - 1 >= 0 && y - 1 < tilemapNodeHeight && fillTracker[x, y - 1] == false && tilemapNode[x, y - 1].Tileset == fillTileset && tilemapNode[x, y - 1].Frame == fillFrame)
FloodFill(tilemapNode, x, y - 1, fillTileset, fillFrame, ref fillTracker, selectionX, selectionY - 1);
// Check the tile at the bottom of this one, and see if it can be filled.
if (y + 1 >= 0 && y + 1 < tilemapNodeHeight && fillTracker[x, y + 1] == false && tilemapNode[x, y + 1].Tileset == fillTileset && tilemapNode[x, y + 1].Frame == fillFrame)
FloodFill(tilemapNode, x, y + 1, fillTileset, fillFrame, ref fillTracker, selectionX, selectionY + 1);
}
/// <summary>
/// Inserts the current object into the map at the cursors position (or center-screen -
/// - if this is not the active window) at the highest level on the scene graph
/// </summary>
private void InsertCurrentObject(bool inCenter, string overrideObjectURL)
{
string objectURL = overrideObjectURL != "" ? overrideObjectURL : _assetManagerWindow.SelectedObjectURL;
EntityNode entity = null;
// Keep a log of this insertion.
DebugLogger.WriteLog("Inserting object of type '" + objectURL + "' into map");
// Check the extension to see if this is a built-in object or not.
if (objectURL.IndexOf(".fso") >= 0)
{
// Compile the script.
ScriptCompiler compiler = new ScriptCompiler();
bool errorOccured = false;
string errorDescription = "\t";
if (compiler.Compile(objectURL) > 0)
foreach (CompileError error in compiler.ErrorList)
if (error.AlertLevel == ErrorAlertLevel.Error || error.AlertLevel == ErrorAlertLevel.FatalError)
{
errorDescription += (errorDescription == "" ? "" : "\n\t") + error.ToString();
errorOccured = true;
}
// If an error occured notify the user if not then
// insert a new scripted entity into the map.
if (errorOccured == true)
{
MessageBox.Show("Unable to insert object into map, the following error(s) occured while attempt to compile this objects script.\n\n"+errorDescription,"Compile Error", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
DebugLogger.WriteLog("Object insertion aborted. The following error(s) occured while attempting to compile this objects script.\n\n" + errorDescription, LogAlertLevel.Warning);
}
else
{
// Dump the compiled code into a memory stream.
MemoryStream memStream = new MemoryStream();
BinaryWriter writer = new BinaryWriter(memStream);
BinaryReader reader = new BinaryReader(memStream);
compiler.DumpExecutableFile(writer);
memStream.Position = 0;
// Create a new scripted entity with the given script attached to it.
ScriptedEntityNode scriptedEntity = new ScriptedEntityNode();
entity = scriptedEntity;
entity.RenderMode = EntityRenderMode.Rectangle;
entity.BoundingRectangle = new Rectangle(0, 0, 16, 16);
entity.Width = 16;
entity.Height = 16;
entity.Name = Path.GetFileNameWithoutExtension(objectURL);
ScriptProcess process = new ScriptProcess(VirtualMachine.GlobalInstance, reader);
process.Url = objectURL;
if (process.DefaultEditorState != null)
process.ChangeState(process.DefaultEditorState.Identifier);
else
process.State = null;
scriptedEntity.ScriptProcess = process;
// Are we allowed to place the entity?
bool canPlace = true;
string placeError = "This entity has been flagged as unplaceable. Please choose another or check this objects script.";
foreach (Define define in process.Defines)
{
switch (define.Ident.ToUpper())
{
case "UNPLACEABLE":
canPlace = false;
break;
case "UNPLACEABLE_ERROR":
placeError = define.Value;
break;
}
}
if (canPlace == false)
{
MessageBox.Show(placeError, "Unplaceable", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
Engine.Engine.GlobalInstance.Map.SceneGraph.RootNode.AddChild(entity);
// Invoke OnCreate event.
scriptedEntity.ScriptProcess[0].InvokeFunction("OnCreate", true, false);
// Free up the streams.
memStream.Close();
reader.Close();
writer.Close();
}
}
// Its built in so create the object requested.
else
{
switch (objectURL.ToLower())
{
case "tilemap segment":
TilemapSegmentNode segment = new TilemapSegmentNode(8, 8, 16, 16);
Engine.Engine.GlobalInstance.Map.SceneGraph.RootNode.AddChild(segment);
segment.IsGridVisible = true;
entity = segment;
break;
case "emitter":
entity = new EmitterNode();
Engine.Engine.GlobalInstance.Map.SceneGraph.RootNode.AddChild(entity);
entity.BoundingRectangle = new Rectangle(0, 0, 16, 16);
entity.Width = 16;
entity.Height = 16;
break;
case "entity":
entity = new EntityNode();
Engine.Engine.GlobalInstance.Map.SceneGraph.RootNode.AddChild(entity);
entity.BoundingRectangle = new Rectangle(0, 0, 16, 16);
entity.Width = 16;
entity.Height = 16;
break;
case "path marker":
entity = new PathMarkerNode();
Engine.Engine.GlobalInstance.Map.SceneGraph.RootNode.AddChild(entity);
entity.BoundingRectangle = new Rectangle(0, 0, 16, 16);
entity.Width = 16;
entity.Height = 16;
entity.Image = _pathMarkerImage;
entity.RenderMode = EntityRenderMode.Image;
entity.Name = "Path Marker " + MathMethods.Random(MathMethods.Random(0, 10000), MathMethods.Random(10000, 10000000));
foreach (EntityNode selEntity in _selectedEntityList)
if (selEntity is PathMarkerNode && ((PathMarkerNode)selEntity).NextNodeName == "")
{
((PathMarkerNode)selEntity).NextNode = (PathMarkerNode)entity;
((PathMarkerNode)selEntity).NextNodeName = entity.Name;
}
break;
}
}
if (entity == null) return;
// Find the correct position for our new entity.
int mapX, mapY;
if (inCenter == false)
{
mapX = (int)Editor.GlobalInstance.CameraNode.Transformation.X + (int)((mousePositionBeforeRightClick[0] / Editor.GlobalInstance.CameraNode.Zoom));
mapY = (int)Editor.GlobalInstance.CameraNode.Transformation.Y + (int)((mousePositionBeforeRightClick[1] / Editor.GlobalInstance.CameraNode.Zoom));
}
else
{
mapX = (int)Editor.GlobalInstance.CameraNode.Transformation.X + (int)(((mapPanel.ClientSize.Width - entity.BoundingRectangle.Width) / 2) / Editor.GlobalInstance.CameraNode.Zoom);
mapY = (int)Editor.GlobalInstance.CameraNode.Transformation.Y + (int)(((mapPanel.ClientSize.Height - entity.BoundingRectangle.Height) / 2) / Editor.GlobalInstance.CameraNode.Zoom);
}
if (_snapToGrid == true)
{
mapX = (mapX / _gridWidth) * _gridWidth;
mapY = (mapY / _gridHeight) * _gridHeight;
}
entity.Position(mapX, mapY, 0.0f);
entity.IsBoundingBoxVisible = _viewBoundingBoxs;
entity.IsEventLinesVisible = _viewEventLines;
entity.IsCollisionBoxVisible = _viewCollisionBoxs;
entity.ForceVisibility = true;
ClearSelection();
AddEntityToSelection(entity);
// Update the scene graph window if it exists.
if (_sceneGraphWindow != null) _sceneGraphWindow.SyncronizeData();
// Update this entitys event nodes and the event nodes of others.
foreach (SceneNode node in Engine.Engine.GlobalInstance.Map.SceneGraph.EnumerateNodes())
{
EntityNode subNode = node as EntityNode;
if (subNode == null) continue;
if (subNode.Event.ToLower() == entity.Name.ToString().ToLower()) subNode.EventNodes.Add(entity);
}
PushUndoOperation(new InsertNodesUndoOperation(new SceneNode[] { entity }));
SyncronizeWindow();
_mapChangedSinceSave = true;
}
public void CreateTilemap(ScriptThread thread)
{
EntityNode node = new TilemapSegmentNode();
thread.SetReturnValue(new SceneNodeScriptObject(node));
}
