protected override void OnMouseDown(MouseEventArgs e)
{
if (EditMode == EEditMode.Pan)
{
dragging = true;
dragStartPoint = e.Location;
}
else if (EditMode == EEditMode.Transform)
{
Point p = e.Location;
Rectangle r = (CurrentItem.GetCompByType(typeof(Transform)) as Transform).GetOrthoBox();
Rectangle camR = camera.RectangleToScreen(r);
transType = TransHelper.CheckTransformRect(camR, p);
if (transType != ETransformType.None)
{
dragStartPoint = p;
dragging = true;
}
else
{
EditMode = EEditMode.Idle;
}
}
}
public static Rectangle GetTransformRect(Rectangle r, ETransformType errt)
{
switch (errt)
{
case ETransformType.TopLeft:
return new Rectangle(r.X - 4, r.Y - 4, 8, 8);
case ETransformType.TopRight:
return new Rectangle(r.X + r.Width - 4, r.Y - 4, 8, 8);
case ETransformType.BottomLeft:
return new Rectangle(r.X - 4, r.Y + r.Height - 4, 8, 8);
case ETransformType.BottomRight:
return new Rectangle(r.X + r.Width - 4, r.Y + r.Height - 4, 8, 8);
case ETransformType.Top:
if (r.Width < 8)
return new Rectangle();
else
return new Rectangle(r.X + 4, r.Y - 1, r.Width - 8, 3);
case ETransformType.Bottom:
if (r.Width < 8)
return new Rectangle();
else
return new Rectangle(r.X + 4, r.Y + r.Height - 1, r.Width - 8, 3);
case ETransformType.Left:
if (r.Height < 8)
return new Rectangle();
else
return new Rectangle(r.X - 1, r.Y + 4, 3, r.Height - 8);
case ETransformType.Right:
if (r.Height < 8)
return new Rectangle();
else
return new Rectangle(r.X + r.Width - 1, r.Y + 4, 3, r.Height - 8);
case ETransformType.Middle:
if (r.Height < 8 || r.Width < 8)
return new Rectangle();
else
return new Rectangle(r.X + 4, r.Y + 4, r.Width - 8, r.Height - 8);
case ETransformType.Center:
// TODO
return new Rectangle();
}
return new Rectangle();
}
public Transform(FAssetArchive Ar)
{
SourceText = new FText(Ar);
TransformType = Ar.Read <ETransformType>();
}
protected override void OnMouseDown(MouseEventArgs e)
{
if (EditMode == EEditMode.Pan)
{
dragging = true;
dragStartPoint = e.Location;
}
else if (EditMode == EEditMode.TransformTexture)
{
Point p = e.Location;
Rectangle r = animTexture.GetAABB();
Rectangle camR = camera.RectangleToScreen(r);
transType = TransHelper.CheckTransformRect(camR, p);
if (transType != ETransformType.None)
{
dragStartPoint = p;
dragging = true;
}
else
{
EditMode = EEditMode.Idle;
}
}
else if (EditMode == EEditMode.TransformBody)
{
Point p = e.Location;
Rectangle r = physicsBody.GetAABB();
Rectangle camR = camera.RectangleToScreen(r);
transType = TransHelper.CheckTransformRect(camR, p);
if (transType != ETransformType.None)
{
dragStartPoint = p;
dragging = true;
}
else
{
EditMode = EEditMode.Idle;
}
}
}
internal Transform(PackageReader reader)
{
SourceText = new FText(reader);
TransformType = (ETransformType)reader.ReadByte();
}
protected override void OnMouseMove(System.Windows.Forms.MouseEventArgs e)
{
if (!dragging) return;
if (Action == EAction.FreeCamera)
{
Vector2 screenDelta = new Vector2(Mouse.X - dragStartPoint.X, Mouse.Y - dragStartPoint.Y);
Vector2 worldDelta = ModuleSharer.SceneMgr.Camera.VectorToWorld(screenDelta);
Camera c = SceneManager.Camera;
c.SetAbsFocus(new Vector2(c.Focus.X - worldDelta.X, c.Focus.Y - worldDelta.Y));
dragStartPoint = new Point(Mouse.X, Mouse.Y);
}
else if (Action == EAction.Create)
{
Vector2 camDelta = new Vector2(Mouse.X - dragStartPoint.X, Mouse.Y - dragStartPoint.Y);
Vector2 worldDelta = ModuleSharer.SceneMgr.Camera.VectorToScreen(camDelta);
if (SelectedItem == null && worldDelta.X != 0 && worldDelta.Y != 0)
{
// Create an instance
Item item = new Item(penTexturePath);
if (item == null)
{
Console.WriteLine("错误：Item创建失败");
return;
}
// Set an unique name
NameHelper.RestartNameInc(0);
String name = "";
bool occupied = true;
List<Item> allItems = SceneManager.GetAllItems();
while(occupied)
{
name = NameHelper.GetNextName("Item");
occupied = false;
foreach (Item i in allItems)
{
if (i.Name == name)
occupied = true;
}
}
item.Name = name;
// Resize to drag rectangle
item.Size = new Vector2(worldDelta.X, worldDelta.Y);
// Set initial position
Vector2 camDragPoint =
new Vector2(dragStartPoint.X, dragStartPoint.Y);
Vector2 worldDragPoint = ModuleSharer.SceneMgr.Camera.PositionToWorld(camDragPoint);
Vector2 worldCreatePoint = new Vector2(worldDragPoint.X + item.Size.X / 2, worldDragPoint.Y + item.Size.Y / 2);
item.Position = worldCreatePoint;
// Add to scene
SceneManager.AddItem(SelectedGroup, item);
// Change to Transform tool immediately
action = EAction.Transform;
transType = ETransformType.BottomRight;
dragStartPoint = new Point(Mouse.X, Mouse.Y);
// Set current item to transform it
List<Item> il = new List<Item>();
il.Add(item);
SetSelectedItem(il);
}
}
else if (Action == EAction.Select || Action == EAction.Delete)
{
Microsoft.Xna.Framework.Rectangle rect = new Microsoft.Xna.Framework.Rectangle(
(int)dragStartPoint.X, (int)dragStartPoint.Y, (int)(Mouse.X - dragStartPoint.X), (int)(Mouse.Y - dragStartPoint.Y));
SetDrag(true, rect);
}
else if (Action == EAction.Transform && SelectedItem != null)
{
Vector2 screenDelta = new Vector2(Mouse.X - dragStartPoint.X, Mouse.Y - dragStartPoint.Y);
Vector2 worldDelta = ModuleSharer.SceneMgr.Camera.VectorToWorld(screenDelta) ;
SelectedItem.Transform(transType, worldDelta);
dragStartPoint = new Point(Mouse.X, Mouse.Y);
}
}
protected override void OnMouseDown(System.Windows.Forms.MouseEventArgs e)
{
if (Action == EAction.FreeCamera || Action == EAction.Select || Action == EAction.Delete || Action == EAction.Create)
{
dragging = true;
dragStartPoint = new Point(Mouse.X, Mouse.Y);
// setSelectedItem(null);
}
else if (Action == EAction.Transform && SelectedItem != null)
{
Rectangle worldAABB = SelectedItem.GetAABB();
Rectangle camAABB = ModuleSharer.SceneMgr.Camera.RectangleToScreen(worldAABB);
Point p = new Point(Mouse.X, Mouse.Y);
transType = TransHelper.CheckTransformRect(camAABB, new System.Drawing.Point(p.X, p.Y));
if (transType != ETransformType.None)
{
dragStartPoint = p;
dragging = true;
}
else
{
action = EAction.Select;
}
}
}
public static void Transform(ETransformType ett, Vector2 pDelta, Transform trans)
{
switch (ett)
{
case ETransformType.TopLeft:
trans.Size = new Vector2((float)Math.Max(trans.Size.X - pDelta.X, 1.0f), (float)Math.Max(trans.Size.Y - pDelta.Y, 1.0f));
// Keep the position of the Bottom Right corner
trans.Position = new Vector2(trans.Position.X + pDelta.X / 2f, trans.Position.Y + pDelta.Y / 2f);
break;
case ETransformType.TopRight:
trans.Size = new Vector2((float)Math.Max(trans.Size.X + pDelta.X, 1.0f), (float)Math.Max(trans.Size.Y - pDelta.Y, 1));
trans.Position = new Vector2(trans.Position.X + pDelta.X / 2f, trans.Position.Y + pDelta.Y / 2);
break;
case ETransformType.BottomLeft:
trans.Size = new Vector2((float)Math.Max(trans.Size.X - pDelta.X, 1.0f), (float)Math.Max(trans.Size.Y + pDelta.Y, 1.0f));
trans.Position = new Vector2(trans.Position.X + pDelta.X / 2f, trans.Position.Y + pDelta.Y / 2f);
break;
case ETransformType.BottomRight:
trans.Size = new Vector2((float)Math.Max(trans.Size.X + pDelta.X, 1f), (float)Math.Max(trans.Size.Y + pDelta.Y, 1f));
trans.Position = new Vector2(trans.Position.X + pDelta.X / 2f, trans.Position.Y + pDelta.Y / 2f);
break;
case ETransformType.Top:
trans.Size = new Vector2(trans.Size.X, trans.Size.Y - pDelta.Y);
trans.Position = new Vector2(trans.Position.X, trans.Position.Y + pDelta.Y / 2);
break;
case ETransformType.Bottom:
trans.Size = new Vector2(trans.Size.X, trans.Size.Y + pDelta.Y);
trans.Position = new Vector2(trans.Position.X, trans.Position.Y + pDelta.Y / 2);
break;
case ETransformType.Left:
trans.Size = new Vector2(trans.Size.X - pDelta.X, trans.Size.Y);
trans.Position = new Vector2(trans.Position.X + pDelta.X / 2, trans.Position.Y);
break;
case ETransformType.Right:
trans.Size = new Vector2(trans.Size.X + pDelta.X, trans.Size.Y);
trans.Position = new Vector2(trans.Position.X + pDelta.X / 2, trans.Position.Y);
break;
case ETransformType.Middle:
trans.Position = new Vector2(trans.Position.X + pDelta.X, trans.Position.Y + pDelta.Y);
break;
}
}