private List <XElement> CreateObjectElementList(TmxObjectGroup objectGroup)
{
List <XElement> elements = new List <XElement>();
foreach (TmxObject tmxObject in objectGroup.Objects)
{
// All the objects/colliders in our object group need to be separate game objects because they can have unique tags/layers
XElement xmlObject = new XElement("GameObject", new XAttribute("name", tmxObject.GetNonEmptyName()));
// Transform object locaction into map space (needed for isometric and hex modes)
PointF xfPosition = TmxMath.ObjectPointFToMapSpace(this.tmxMap, tmxObject.Position);
Vector3D pos = PointFToUnityVector(xfPosition);
xmlObject.SetAttributeValue("x", pos.X);
xmlObject.SetAttributeValue("y", pos.Y);
xmlObject.SetAttributeValue("rotation", tmxObject.Rotation);
AssignUnityProperties(tmxObject, xmlObject, PrefabContext.Object);
AssignTiledProperties(tmxObject, xmlObject);
XElement objElement = null;
if (tmxObject.GetType() == typeof(TmxObjectRectangle))
{
if (this.tmxMap.Orientation == TmxMap.MapOrientation.Isometric)
{
TmxObjectPolygon tmxIsometricRectangle = TmxObjectPolygon.FromIsometricRectangle(this.tmxMap, tmxObject as TmxObjectRectangle);
objElement = CreatePolygonColliderElement(tmxIsometricRectangle);
}
else
{
objElement = CreateBoxColliderElement(tmxObject as TmxObjectRectangle);
}
}
else if (tmxObject.GetType() == typeof(TmxObjectEllipse))
{
objElement = CreateCircleColliderElement(tmxObject as TmxObjectEllipse, objectGroup.Name);
}
else if (tmxObject.GetType() == typeof(TmxObjectPolygon))
{
objElement = CreatePolygonColliderElement(tmxObject as TmxObjectPolygon);
}
else if (tmxObject.GetType() == typeof(TmxObjectPolyline))
{
objElement = CreateEdgeColliderElement(tmxObject as TmxObjectPolyline);
}
else if (tmxObject.GetType() == typeof(TmxObjectTile))
{
AddTileObjectElements(tmxObject as TmxObjectTile, xmlObject);
}
else
{
Program.WriteLine("Object '{0}' has been added for use with custom importers", tmxObject);
}
if (objElement != null)
{
xmlObject.Add(objElement);
}
elements.Add(xmlObject);
}
return(elements);
}
private void DrawObjectCollider(Graphics g, TmxObject tmxObject, Color color)
{
Color brushColor = Color.FromArgb(128, color);
using (Brush brush = new HatchBrush(HatchStyle.BackwardDiagonal, color, brushColor))
using (Pen pen = new Pen(color))
{
pen.Alignment = PenAlignment.Inset;
GraphicsState state = g.Save();
PointF xfPosition = TmxMath.ObjectPointFToMapSpace(this.tmxMap, tmxObject.Position);
g.TranslateTransform(xfPosition.X, xfPosition.Y);
g.RotateTransform(tmxObject.Rotation);
if (tmxObject.GetType() == typeof(TmxObjectPolygon))
{
DrawPolygon(g, pen, brush, tmxObject as TmxObjectPolygon);
}
else if (tmxObject.GetType() == typeof(TmxObjectRectangle))
{
if (this.tmxMap.Orientation == TmxMap.MapOrientation.Isometric)
{
TmxObjectPolygon tmxIsometricRectangle = TmxObjectPolygon.FromIsometricRectangle(this.tmxMap, tmxObject as TmxObjectRectangle);
DrawPolygon(g, pen, brush, tmxIsometricRectangle);
}
else
{
// Rectangles are polygons
DrawPolygon(g, pen, brush, tmxObject as TmxObjectPolygon);
}
}
else if (tmxObject.GetType() == typeof(TmxObjectEllipse))
{
DrawEllipse(g, pen, brush, tmxObject as TmxObjectEllipse);
}
else if (tmxObject.GetType() == typeof(TmxObjectPolyline))
{
DrawPolyline(g, pen, tmxObject as TmxObjectPolyline);
}
else if (tmxObject.GetType() == typeof(TmxObjectTile))
{
TmxObjectTile tmxObjectTile = tmxObject as TmxObjectTile;
RectangleF rcTile = new RectangleF();
rcTile.X = 0;
rcTile.Y = -tmxObjectTile.Tile.TileSize.Height;
rcTile.Size = tmxObjectTile.Tile.TileSize;
g.FillRectangle(brush, rcTile);
g.DrawRectangle(pen, rcTile.X, rcTile.Y, rcTile.Width - 1, rcTile.Height - 1);
}
else
{
g.Restore(state);
RectangleF bounds = tmxObject.GetWorldBounds();
g.FillRectangle(Brushes.Red, bounds.X, bounds.Y, bounds.Width, bounds.Height);
g.DrawRectangle(Pens.White, bounds.X, bounds.Y, bounds.Width, bounds.Height);
string message = String.Format("Unhandled object: {0}", tmxObject.GetNonEmptyName());
DrawString(g, message, bounds.X, bounds.Y);
}
// Restore our state
g.Restore(state);
}
}
private void DrawObjectCollider(Graphics g, TmxObject tmxObject, Color color)
{
Color brushColor = Color.FromArgb(128, color);
using (Brush brush = new HatchBrush(HatchStyle.BackwardDiagonal, color, brushColor))
using (Pen pen = new Pen(color))
{
pen.Alignment = PenAlignment.Inset;
GraphicsState state = g.Save();
PointF xfPosition = TmxMath.ObjectPointFToMapSpace(this.tmxMap, tmxObject.Position);
g.TranslateTransform(xfPosition.X, xfPosition.Y);
g.RotateTransform(tmxObject.Rotation);
if (tmxObject.GetType() == typeof(TmxObjectPolygon))
{
DrawPolygon(g, pen, brush, tmxObject as TmxObjectPolygon);
}
else if (tmxObject.GetType() == typeof(TmxObjectRectangle))
{
if (this.tmxMap.Orientation == TmxMap.MapOrientation.Isometric)
{
TmxObjectPolygon tmxIsometricRectangle = TmxObjectPolygon.FromIsometricRectangle(this.tmxMap, tmxObject as TmxObjectRectangle);
DrawPolygon(g, pen, brush, tmxIsometricRectangle);
}
else
{
// Rectangles are polygons
DrawPolygon(g, pen, brush, tmxObject as TmxObjectPolygon);
}
}
else if (tmxObject.GetType() == typeof(TmxObjectEllipse))
{
DrawEllipse(g, pen, brush, tmxObject as TmxObjectEllipse);
}
else if (tmxObject.GetType() == typeof(TmxObjectPolyline))
{
DrawPolyline(g, pen, tmxObject as TmxObjectPolyline);
}
else if (tmxObject.GetType() == typeof(TmxObjectTile))
{
GraphicsState tileState = g.Save();
TmxObjectTile tmxObjectTile = tmxObject as TmxObjectTile;
// Apply scale
SizeF scale = tmxObjectTile.GetTileObjectScale();
g.ScaleTransform(scale.Width, scale.Height);
// Apply horizontal flip
if (tmxObjectTile.FlippedHorizontal)
{
g.TranslateTransform(tmxObjectTile.Tile.TileSize.Width, 0);
g.ScaleTransform(-1, 1);
}
// Apply vertical flip
if (tmxObjectTile.FlippedVertical)
{
g.TranslateTransform(0, -tmxObjectTile.Tile.TileSize.Height);
g.ScaleTransform(1, -1);
}
// (Note: Now we can draw the tile and collisions as normal as the transforms have been set up.)
// Draw the tile
Rectangle destination = new Rectangle(0, -tmxObjectTile.Tile.TileSize.Height, tmxObjectTile.Tile.TileSize.Width, tmxObjectTile.Tile.TileSize.Height);
Rectangle source = new Rectangle(tmxObjectTile.Tile.LocationOnSource, tmxObjectTile.Tile.TileSize);
g.DrawImage(tmxObjectTile.Tile.TmxImage.ImageBitmap, destination, source, GraphicsUnit.Pixel);
// Put a black border around the tile so it sticks out a bit as an object
g.DrawRectangle(Pens.Black, destination);
// Draw the collisions
// Make up for the fact that the bottom-left corner is the origin
g.TranslateTransform(0, -tmxObjectTile.Tile.TileSize.Height);
foreach (var obj in tmxObjectTile.Tile.ObjectGroup.Objects)
{
DrawObjectCollider(g, obj, Color.Gray);
}
g.Restore(tileState);
}
else
{
g.Restore(state);
RectangleF bounds = tmxObject.GetWorldBounds();
g.FillRectangle(Brushes.Red, bounds.X, bounds.Y, bounds.Width, bounds.Height);
g.DrawRectangle(Pens.White, bounds.X, bounds.Y, bounds.Width, bounds.Height);
string message = String.Format("Unhandled object: {0}", tmxObject.GetNonEmptyName());
DrawString(g, message, bounds.X, bounds.Y);
}
// Restore our state
g.Restore(state);
}
}