protected override void OnStart(AppHost host)
{
var box1 = new LayoutFarm.CustomWidgets.Box(50, 50);
box1.BackColor = Color.Red;
box1.SetLocation(10, 10);
//box1.dbugTag = 1;
SetupActiveBoxProperties(box1);
host.AddChild(box1);
var box2 = new LayoutFarm.CustomWidgets.Box(30, 30);
box2.SetLocation(50, 50);
//box2.dbugTag = 2;
SetupActiveBoxProperties(box2);
host.AddChild(box2);
_controllerBox1 = new UIControllerBox(40, 40);
Color c = KnownColors.FromKnownColor(KnownColor.Yellow);
_controllerBox1.BackColor = new Color(100, c.R, c.G, c.B);
_controllerBox1.SetLocation(200, 200);
//controllerBox1.dbugTag = 3;
_controllerBox1.Visible = false;
SetupControllerBoxProperties(_controllerBox1);
host.AddChild(_controllerBox1);
}
UIControllerBox GetFreeUserControllerBox()
{
if (userControllerPool.Count > 0)
{
var controlBox = userControllerPool.Dequeue();
//-------------------------------------------
//register to working box list
workingControllerBoxes.Add(controlBox);
return controlBox;
}
else
{
//create new one
//controller box 1 (red corners)
var controllerBox1 = new UIControllerBox(40, 40);
Color c = KnownColors.FromKnownColor(KnownColor.Yellow);
controllerBox1.BackColor = new Color(100, c.R, c.G, c.B);
controllerBox1.SetLocation(200, 200);
//controllerBox1.dbugTag = 3;
controllerBox1.Visible = false;
SetupControllerBoxProperties(controllerBox1);
//-------------------------------------------
//register to working box list
workingControllerBoxes.Add(controllerBox1);
return controllerBox1;
}
}
protected override void OnStartDemo(SampleViewport viewport)
{
var box1 = new LayoutFarm.CustomWidgets.SimpleBox(50, 50);
box1.BackColor = Color.Red;
box1.SetLocation(10, 10);
//box1.dbugTag = 1;
SetupActiveBoxProperties(box1);
viewport.AddContent(box1);
var box2 = new LayoutFarm.CustomWidgets.SimpleBox(30, 30);
box2.SetLocation(50, 50);
//box2.dbugTag = 2;
SetupActiveBoxProperties(box2);
viewport.AddContent(box2);
controllerBox1 = new UIControllerBox(40, 40);
Color c = KnownColors.FromKnownColor(KnownColor.Yellow);
controllerBox1.BackColor = new Color(100, c.R, c.G, c.B);
controllerBox1.SetLocation(200, 200);
//controllerBox1.dbugTag = 3;
controllerBox1.Visible = false;
SetupControllerBoxProperties(controllerBox1);
viewport.AddContent(controllerBox1);
}
protected override void OnStartDemo(SampleViewport viewport)
{
var bgbox = new LayoutFarm.CustomWidgets.SimpleBox(800, 600);
bgbox.BackColor = Color.White;
bgbox.SetLocation(0, 0);
SetupBackgroundProperties(bgbox);
viewport.AddContent(bgbox);
//--------------------------------
var box1 = new LayoutFarm.CustomWidgets.SimpleBox(150, 150);
box1.BackColor = Color.Red;
box1.SetLocation(10, 10);
//box1.dbugTag = 1;
SetupActiveBoxProperties(box1);
viewport.AddContent(box1);
//--------------------------------
var box2 = new LayoutFarm.CustomWidgets.SimpleBox(60, 60);
box2.SetLocation(50, 50);
//box2.dbugTag = 2;
SetupActiveBoxProperties(box2);
viewport.AddContent(box2);
controllerBox1 = new UIControllerBox(40, 40);
Color c = KnownColors.FromKnownColor(KnownColor.Yellow);
controllerBox1.BackColor = new Color(100, c.R, c.G, c.B);
controllerBox1.SetLocation(200, 200);
//controllerBox1.dbugTag = 3;
controllerBox1.Visible = false;
SetupControllerBoxProperties(controllerBox1);
viewport.AddContent(controllerBox1);
}
UIControllerBox GetFreeUserControllerBox()
{
if (userControllerPool.Count > 0)
{
var controlBox = userControllerPool.Dequeue();
//-------------------------------------------
//register to working box list
workingControllerBoxes.Add(controlBox);
return(controlBox);
}
else
{
//create new one
//controller box 1 (red corners)
var controllerBox1 = new UIControllerBox(40, 40);
Color c = KnownColors.FromKnownColor(KnownColor.Yellow);
controllerBox1.BackColor = new Color(100, c.R, c.G, c.B);
controllerBox1.SetLocation(200, 200);
//controllerBox1.dbugTag = 3;
controllerBox1.Visible = false;
SetupControllerBoxProperties(controllerBox1);
//-------------------------------------------
//register to working box list
workingControllerBoxes.Add(controllerBox1);
return(controllerBox1);
}
}
static void ResizeTargetWithSnapToGrid2(UIControllerBox controllerBox, UIMouseEventArgs e)
{
//sample move with snap to grid
Point pos = controllerBox.Position;
int newX = pos.X + e.XDiff;
int newY = pos.Y + e.YDiff;
//snap to gridsize =5;
//find nearest snap x
int gridSize = 5;
float halfGrid = (float)gridSize / 2f;
int nearestX = (int)((newX + halfGrid) / gridSize) * gridSize;
int nearestY = (int)((newY + halfGrid) / gridSize) * gridSize;
int xdiff = nearestX - pos.X;
if (xdiff != 0)
{
controllerBox.SetSize(controllerBox.Width + xdiff, controllerBox.Height);
}
var targetBox = controllerBox.TargetBox;
if (targetBox != null)
{
//move target box too
targetBox.SetLocationAndSize(controllerBox.Left + 5,
controllerBox.Top + 5,
controllerBox.Width - 10,
controllerBox.Height - 10);
}
}
void ReleaseUserControllerBox(UIControllerBox userControllerBox)
{
workingControllerBoxes.Remove(userControllerBox);
userControllerBox.Visible = false;
userControllerBox.TargetBox = null;
userControllerBox.RemoveSelf();
this.userControllerPool.Enqueue(userControllerBox);
}
static void SetupControllerBoxProperties(UIControllerBox controllerBox)
{
//for controller box
controllerBox.MouseDrag += (s, e) =>
{
MoveWithSnapToGrid(controllerBox, e.DiffCapturedX, e.DiffCapturedY);
e.MouseCursorStyle = MouseCursorStyle.Pointer;
e.CancelBubbling = true;
};
}
void FindSelectedUserBoxes()
{
//find users box in selected area
int j = this.bgbox.ChildCount;
var primSelectionBox = selectionBox.GetPrimaryRenderElement(rootgfx);
var primGlobalPoint = primSelectionBox.GetGlobalLocation();
var selectedRectArea = new Rectangle(primGlobalPoint, primSelectionBox.Size);
List <UIBox> selectedList = new List <UIBox>();
for (int i = 0; i < j; ++i)
{
var box = bgbox.GetChild(i) as UIBox;
if (box == null)
{
continue;
}
var primElement = box.GetPrimaryRenderElement(rootgfx);
if (!primElement.Visible)
{
continue;
}
//get global area
Point globalLocation = primElement.GetGlobalLocation();
var userElementArea = new Rectangle(globalLocation, primElement.Size);
if (selectedRectArea.Contains(userElementArea))
{
//selected= true;
selectedList.Add(box);
//------
//create user controller box for the selected box
UIControllerBox userControllerBox = GetFreeUserControllerBox();
userControllerBox.TargetBox = box;
var globalTargetPos = box.GetGlobalLocation();
userControllerBox.SetLocation(globalTargetPos.X - 5, globalTargetPos.Y - 5);
userControllerBox.SetSize(box.Width + 10, box.Height + 10);
userControllerBox.Visible = true;
viewport.AddContent(userControllerBox);
}
}
}
static void SetupControllerBoxProperties(UIControllerBox controllerBox)
{
//for controller box
controllerBox.MouseDrag += (s, e) =>
{
Point pos = controllerBox.Position;
int newX = pos.X + e.XDiff;
int newY = pos.Y + e.YDiff;
controllerBox.SetLocation(newX, newY);
var targetBox = controllerBox.TargetBox;
if (targetBox != null)
{
//move target box too
targetBox.SetLocation(newX + 5, newY + 5);
}
e.CancelBubbling = true;
};
}
static void MoveWithSnapToGrid(UIControllerBox controllerBox, int dx, int dy)
{
//sample move with snap to grid
Point pos = controllerBox.Position;
int newX = pos.X + dx;
int newY = pos.Y + dy;
int gridSize = 5;
float halfGrid = (float)gridSize / 2f;
int nearestX = (int)((newX + halfGrid) / gridSize) * gridSize;
int nearestY = (int)((newY + halfGrid) / gridSize) * gridSize;
controllerBox.SetLocation(nearestX, nearestY);
var targetBox = controllerBox.TargetBox;
if (targetBox != null)
{
//move target box too
targetBox.SetLocation(nearestX + gridSize, nearestY + gridSize);
}
}
static void SetupControllerBoxProperties(UIControllerBox controllerBox)
{
//for controller box
controllerBox.MouseDrag += (s, e) =>
{
Point pos = controllerBox.Position;
int newX = pos.X + e.XDiff;
int newY = pos.Y + e.YDiff;
controllerBox.SetLocation(newX, newY);
var targetBox = controllerBox.TargetBox;
if (targetBox != null)
{
//move target box too
targetBox.SetLocation(newX + 5, newY + 5);
}
e.CancelBubbling = true;
};
}
static void MoveWithSnapToGrid(UIControllerBox controllerBox, int dx, int dy)
{
//sample move with snap to grid
Point pos = controllerBox.Position;
int newX = pos.X + dx;
int newY = pos.Y + dy;
int gridSize = 5;
float halfGrid = (float)gridSize / 2f;
int nearestX = (int)((newX + halfGrid) / gridSize) * gridSize;
int nearestY = (int)((newY + halfGrid) / gridSize) * gridSize;
controllerBox.SetLocation(nearestX, nearestY);
var targetBox = controllerBox.TargetBox;
if (targetBox != null)
{
//move target box too
targetBox.SetLocation(nearestX + gridSize, nearestY + gridSize);
}
}
static void MoveWithSnapToGrid(UIControllerBox controllerBox, UIMouseEventArgs e)
{
//sample move with snap to grid
Point pos = controllerBox.Position;
int newX = pos.X + e.XDiff;
int newY = pos.Y + e.YDiff;
//snap to gridsize =5;
//find nearest snap x
int gridSize = 5;
float halfGrid = (float)gridSize / 2f;
int nearestX = (int)((newX + halfGrid) / gridSize) * gridSize;
int nearestY = (int)((newY + halfGrid) / gridSize) * gridSize;
controllerBox.SetLocation(nearestX, nearestY);
var targetBox = controllerBox.TargetBox;
if (targetBox != null)
{
//move target box too
targetBox.SetLocation(nearestX + gridSize, nearestY + gridSize);
}
}
static void MoveWithSnapToGrid(UIControllerBox controllerBox, int dx, int dy)
{
//sample move with snap to grid
Point pos = controllerBox.Position;
int newX = pos.X + dx;
int newY = pos.Y + dy;
int gridSize = 5;
float halfGrid = (float)gridSize / 2f;
int nearestX = (int)((newX + halfGrid) / gridSize) * gridSize;
int nearestY = (int)((newY + halfGrid) / gridSize) * gridSize;
controllerBox.SetLocation(nearestX, nearestY);
UIBox targetBox = controllerBox.TargetBox;
if (targetBox != null)
{
int xdiff = nearestX - pos.X;
int ydiff = nearestY - pos.Y;
targetBox.SetLocation(targetBox.Left + xdiff, targetBox.Top + ydiff);
}
}
List <LayoutFarm.UI.UIBox> FindUnderlyingElements(UIControllerBox controllerBox)
{
var dragOverElements = new List <LayoutFarm.UI.UIBox>();
Rectangle controllerBoxArea = controllerBox.Bounds;
int j = bgbox.ChildCount;
for (int i = 0; i < j; ++i)
{
var box = bgbox.GetChild(i) as LayoutFarm.UI.UIBox;
if (box == null || controllerBox.TargetBox == box)
{
continue;
}
//-------------
if (controllerBoxArea.IntersectsWith(box.Bounds))
{
dragOverElements.Add(box);
}
}
return(dragOverElements);
}
static void MoveWithSnapToGrid(UIControllerBox controllerBox, UIMouseEventArgs e)
{
//sample move with snap to grid
Point pos = controllerBox.Position;
int newX = pos.X + e.XDiff;
int newY = pos.Y + e.YDiff;
//snap to gridsize =5;
//find nearest snap x
int gridSize = 5;
float halfGrid = (float)gridSize / 2f;
int nearestX = (int)((newX + halfGrid) / gridSize) * gridSize;
int nearestY = (int)((newY + halfGrid) / gridSize) * gridSize;
controllerBox.SetLocation(nearestX, nearestY);
var targetBox = controllerBox.TargetBox;
if (targetBox != null)
{
//move target box too
targetBox.SetLocation(nearestX + gridSize, nearestY + gridSize);
}
}
static void MoveWithSnapToGrid(UIControllerBox controllerBox, int dx, int dy)
{
//sample move with snap to grid
Point pos = controllerBox.Position;
int newX = pos.X + dx;
int newY = pos.Y + dy;
int gridSize = 5;
float halfGrid = (float)gridSize / 2f;
int nearestX = (int)((newX + halfGrid) / gridSize) * gridSize;
int nearestY = (int)((newY + halfGrid) / gridSize) * gridSize;
controllerBox.SetLocation(nearestX, nearestY);
UIBox targetBox = controllerBox.TargetBox;
if (targetBox != null)
{
int xdiff = nearestX - pos.X;
int ydiff = nearestY - pos.Y;
targetBox.SetLocation(targetBox.Left + xdiff, targetBox.Top + ydiff);
}
}
List<LayoutFarm.UI.UIBox> FindUnderlyingElements(UIControllerBox controllerBox)
{
var dragOverElements = new List<LayoutFarm.UI.UIBox>();
Rectangle controllerBoxArea = controllerBox.Bounds;
int j = bgbox.ChildCount;
for (int i = 0; i < j; ++i)
{
var box = bgbox.GetChild(i) as LayoutFarm.UI.UIBox;
if (box == null || controllerBox.TargetBox == box)
{
continue;
}
//-------------
if (controllerBoxArea.IntersectsWith(box.Bounds))
{
dragOverElements.Add(box);
}
}
return dragOverElements;
}
static void ResizeTargetWithSnapToGrid(SpaceName tinyBoxSpaceName, UIControllerBox controllerBox, int dx, int dy)
{
//sample move with snap to grid
Point pos = controllerBox.Position;
int newX = pos.X + dx;
int newY = pos.Y + dy;
//snap to gridsize =5;
//find nearest snap x
int gridSize = 5;
float halfGrid = (float)gridSize / 2f;
int nearestX = (int)((newX + halfGrid) / gridSize) * gridSize;
int nearestY = (int)((newY + halfGrid) / gridSize) * gridSize;
int xdiff = nearestX - pos.X;
int ydiff = nearestY - pos.Y;
switch (tinyBoxSpaceName)
{
case SpaceName.LeftTop:
{
if (xdiff != 0 || ydiff != 0)
{
controllerBox.SetBounds(controllerBox.Left + xdiff, controllerBox.Top + ydiff,
controllerBox.Width - xdiff, controllerBox.Height - ydiff);
var targetBox = controllerBox.TargetBox;
if (targetBox != null)
{
//move target box too
targetBox.SetBounds(targetBox.Left + xdiff, targetBox.Top + ydiff,
targetBox.Width - xdiff, targetBox.Height - ydiff);
}
}
} break;
case SpaceName.RightTop:
{
if (xdiff != 0 || ydiff != 0)
{
controllerBox.SetBounds(controllerBox.Left, controllerBox.Top + ydiff,
controllerBox.Width + xdiff, controllerBox.Height - ydiff);
var targetBox = controllerBox.TargetBox;
if (targetBox != null)
{
targetBox.SetBounds(targetBox.Left, targetBox.Top + ydiff,
targetBox.Width + xdiff, targetBox.Height - ydiff);
}
}
} break;
case SpaceName.RightBottom:
{
if (xdiff != 0 || ydiff != 0)
{
controllerBox.SetSize(controllerBox.Width + xdiff, controllerBox.Height + ydiff);
var targetBox = controllerBox.TargetBox;
if (targetBox != null)
{
//move target box too
targetBox.SetSize(targetBox.Width + xdiff, targetBox.Height + ydiff);
}
}
} break;
case SpaceName.LeftBottom:
{
if (xdiff != 0 || ydiff != 0)
{
controllerBox.SetBounds(controllerBox.Left + xdiff, controllerBox.Top,
controllerBox.Width - xdiff, controllerBox.Height + ydiff);
var targetBox = controllerBox.TargetBox;
if (targetBox != null)
{
//move target box too
targetBox.SetBounds(targetBox.Left + xdiff, targetBox.Top,
targetBox.Width - xdiff, targetBox.Height + ydiff);
}
}
} break;
}
}
void SetupControllerBoxProperties(UIControllerBox controllerBox)
{
//for controller box
controllerBox.MouseUp += (s, e) =>
{
if (e.IsDragging)
{
//this is dropping
//find underlying element to drop into
var dragOverElements = FindUnderlyingElements(controllerBox);
if (dragOverElements.Count > 0)
{
//TODO: review here
//this version we select the first one
var listener = dragOverElements[0] as IEventListener;
if (listener != null)
{
var talkMsg = new UIGuestTalkEventArgs();
talkMsg.Sender = controllerBox;
talkMsg.UserMsgFlags = 3;//send drop notify
listener.ListenGuestTalk(talkMsg);
}
}
}
};
controllerBox.MouseDrag += (s, e) =>
{
MoveWithSnapToGrid(controllerBox, e.DiffCapturedX, e.DiffCapturedY);
e.MouseCursorStyle = MouseCursorStyle.Pointer;
e.CancelBubbling = true;
//test here -----------------------------------------------------
//find dragover element ***
var dragOverElements = FindUnderlyingElements(controllerBox);
if (dragOverElements.Count == 0)
{
Dictionary <UIElement, int> prevDragOverElements = controllerBox.LastestDragOverElements;
if (prevDragOverElements != null)
{
foreach (var leavingElement in prevDragOverElements.Keys)
{
var listener = leavingElement as IEventListener;
if (listener != null)
{
var talkMsg = new UIGuestTalkEventArgs();
talkMsg.Sender = controllerBox;
talkMsg.UserMsgFlags = 2;//leaving //sample only
listener.ListenGuestTalk(talkMsg);
}
}
}
controllerBox.LastestDragOverElements = null;
}
else
{
//send notification to another box
//use guest talk msg***
//check state of guest
Dictionary <UIElement, int> prevDragOverElements = controllerBox.LastestDragOverElements;
Dictionary <UIElement, int> latestDragOverElements = new Dictionary <UIElement, int>();
if (prevDragOverElements != null)
{
int j = dragOverElements.Count;
for (int i = 0; i < j; ++i)
{
var dragOverE = dragOverElements[i];
int state;
if (prevDragOverElements.TryGetValue(dragOverE, out state))
{
//found in latest drag overelement
//remove
prevDragOverElements.Remove(dragOverE);
}
latestDragOverElements.Add(dragOverE, ++state);
}
//remaining elements
foreach (var leavingElement in prevDragOverElements.Keys)
{
var listener = leavingElement as IEventListener;
if (listener != null)
{
var talkMsg = new UIGuestTalkEventArgs();
talkMsg.Sender = controllerBox;
talkMsg.UserMsgFlags = 2;//leaving //sample only
listener.ListenGuestTalk(talkMsg);
}
}
}
else
{
foreach (var drgElement in dragOverElements)
{
latestDragOverElements.Add(drgElement, 0);
}
}
controllerBox.LastestDragOverElements = latestDragOverElements;
foreach (var drgElement in latestDragOverElements.Keys)
{
var listener = drgElement as IEventListener;
if (listener != null)
{
var talkMsg = new UIGuestTalkEventArgs();
talkMsg.Sender = controllerBox;
talkMsg.UserMsgFlags = 1;//sample only
listener.ListenGuestTalk(talkMsg);
}
}
}
};
}
void SetupActiveBoxProperties(LayoutFarm.CustomWidgets.EaseBox box)
{
//1. mouse down
box.MouseDown += (s, e) =>
{
box.BackColor = KnownColors.FromKnownColor(KnownColor.DeepSkyBlue);
e.MouseCursorStyle = MouseCursorStyle.Pointer;
UIControllerBox userControllerBox = null;
if (this.controllerBoxMode == ControllerBoxMode.MultipleBoxes)
{
//multiple box
userControllerBox = GetFreeUserControllerBox();
}
else
{
//single box
if (singleControllerBox != null)
{
ReleaseUserControllerBox(singleControllerBox);
}
//get new one
userControllerBox = singleControllerBox = GetFreeUserControllerBox();
}
//request user controller for this box
userControllerBox.TargetBox = box;
viewport.AddContent(userControllerBox);
//location relative to global position of target box
var globalTargetPos = box.GetGlobalLocation();
userControllerBox.SetLocation(globalTargetPos.X - 5, globalTargetPos.Y - 5);
userControllerBox.SetSize(box.Width + 10, box.Height + 10);
userControllerBox.Visible = true;
//move mouse capture to new controller box
//for next drag
e.SetMouseCapture(userControllerBox);
};
//2. mouse up
box.MouseUp += (s, e) =>
{
e.MouseCursorStyle = MouseCursorStyle.Default;
box.BackColor = Color.LightGray;
RemoveAllUserControllerBoxes();
};
box.DragOver += (s, e) =>
{
switch (e.UserMsgFlags)
{
case 1:
{ //sample only
box.BackColor = Color.Green;
} break;
case 2:
{
//sample only
//leaving
box.BackColor = Color.Blue;
} break;
case 3:
{
//drop
var sender = e.Sender as UIControllerBox;
var droppingBox = sender.TargetBox as UIBox;
if (droppingBox != null)
{
//move from original
var parentBox = droppingBox.ParentUI as LayoutFarm.CustomWidgets.SimpleBox;
if (parentBox != null)
{
var newParentGlobalLoca = box.GetGlobalLocation();
var droppingGlobalLoca = droppingBox.GetGlobalLocation();
parentBox.RemoveChild(droppingBox);
box.AddChild(droppingBox);
//TODO: review here ,
//set location relative to other element
droppingBox.SetLocation(
droppingGlobalLoca.X - newParentGlobalLoca.X,
droppingGlobalLoca.Y - newParentGlobalLoca.Y);
}
else
{
}
}
} break;
}
};
}
void SetupControllerBoxProperties(UIControllerBox controllerBox)
{
//for controller box
controllerBox.MouseUp += (s, e) =>
{
if (e.IsDragging)
{
//this is dropping
//find underlying element to drop into
var dragOverElements = FindUnderlyingElements(controllerBox);
if (dragOverElements.Count > 0)
{
//TODO: review here
//this version we select the first one
var listener = dragOverElements[0] as IEventListener;
if (listener != null)
{
var talkMsg = new UIGuestTalkEventArgs();
talkMsg.Sender = controllerBox;
talkMsg.UserMsgFlags = 3;//send drop notify
listener.ListenGuestTalk(talkMsg);
}
}
}
};
controllerBox.MouseDrag += (s, e) =>
{
MoveWithSnapToGrid(controllerBox, e.DiffCapturedX, e.DiffCapturedY);
e.MouseCursorStyle = MouseCursorStyle.Pointer;
e.CancelBubbling = true;
//test here -----------------------------------------------------
//find dragover element ***
var dragOverElements = FindUnderlyingElements(controllerBox);
if (dragOverElements.Count == 0)
{
Dictionary<UIElement, int> prevDragOverElements = controllerBox.LastestDragOverElements;
if (prevDragOverElements != null)
{
foreach (var leavingElement in prevDragOverElements.Keys)
{
var listener = leavingElement as IEventListener;
if (listener != null)
{
var talkMsg = new UIGuestTalkEventArgs();
talkMsg.Sender = controllerBox;
talkMsg.UserMsgFlags = 2;//leaving //sample only
listener.ListenGuestTalk(talkMsg);
}
}
}
controllerBox.LastestDragOverElements = null;
}
else
{
//send notification to another box
//use guest talk msg***
//check state of guest
Dictionary<UIElement, int> prevDragOverElements = controllerBox.LastestDragOverElements;
Dictionary<UIElement, int> latestDragOverElements = new Dictionary<UIElement, int>();
if (prevDragOverElements != null)
{
int j = dragOverElements.Count;
for (int i = 0; i < j; ++i)
{
var dragOverE = dragOverElements[i];
int state;
if (prevDragOverElements.TryGetValue(dragOverE, out state))
{
//found in latest drag overelement
//remove
prevDragOverElements.Remove(dragOverE);
}
latestDragOverElements.Add(dragOverE, ++state);
}
//remaining elements
foreach (var leavingElement in prevDragOverElements.Keys)
{
var listener = leavingElement as IEventListener;
if (listener != null)
{
var talkMsg = new UIGuestTalkEventArgs();
talkMsg.Sender = controllerBox;
talkMsg.UserMsgFlags = 2;//leaving //sample only
listener.ListenGuestTalk(talkMsg);
}
}
}
else
{
foreach (var drgElement in dragOverElements)
{
latestDragOverElements.Add(drgElement, 0);
}
}
controllerBox.LastestDragOverElements = latestDragOverElements;
foreach (var drgElement in latestDragOverElements.Keys)
{
var listener = drgElement as IEventListener;
if (listener != null)
{
var talkMsg = new UIGuestTalkEventArgs();
talkMsg.Sender = controllerBox;
talkMsg.UserMsgFlags = 1;//sample only
listener.ListenGuestTalk(talkMsg);
}
}
}
};
}
void ReleaseUserControllerBox(UIControllerBox userControllerBox)
{
workingControllerBoxes.Remove(userControllerBox);
userControllerBox.Visible = false;
userControllerBox.TargetBox = null;
userControllerBox.RemoveSelf();
this.userControllerPool.Enqueue(userControllerBox);
}
static void ResizeTargetWithSnapToGrid(SpaceName tinyBoxSpaceName, UIControllerBox controllerBox, UIMouseEventArgs e)
{
//sample move with snap to grid
Point pos = controllerBox.Position;
int newX = pos.X + e.XDiff;
int newY = pos.Y + e.YDiff;
//snap to gridsize =5;
//find nearest snap x
int gridSize = 5;
float halfGrid = (float)gridSize / 2f;
int nearestX = (int)((newX + halfGrid) / gridSize) * gridSize;
int nearestY = (int)((newY + halfGrid) / gridSize) * gridSize;
int xdiff = nearestX - pos.X;
int ydiff = nearestY - pos.Y;
switch (tinyBoxSpaceName)
{
case SpaceName.LeftTop:
{
if (xdiff != 0 || ydiff != 0)
{
controllerBox.SetLocation(controllerBox.Left + xdiff, controllerBox.Top + ydiff);
controllerBox.SetSize(controllerBox.Width - xdiff, controllerBox.Height - ydiff);
var targetBox = controllerBox.TargetBox;
if (targetBox != null)
{
//move target box too
targetBox.SetBounds(controllerBox.Left + 5,
controllerBox.Top + 5,
controllerBox.Width - 10,
controllerBox.Height - 10);
}
}
}
break;
case SpaceName.RightTop:
{
if (xdiff != 0 || ydiff != 0)
{
controllerBox.SetLocation(controllerBox.Left, controllerBox.Top + ydiff);
controllerBox.SetSize(controllerBox.Width + xdiff, controllerBox.Height - ydiff);
var targetBox = controllerBox.TargetBox;
if (targetBox != null)
{
//move target box too
targetBox.SetBounds(controllerBox.Left + 5,
controllerBox.Top + 5,
controllerBox.Width - 10,
controllerBox.Height - 10);
}
}
}
break;
case SpaceName.RightBottom:
{
if (xdiff != 0 || ydiff != 0)
{
controllerBox.SetSize(controllerBox.Width + xdiff, controllerBox.Height + ydiff);
var targetBox = controllerBox.TargetBox;
if (targetBox != null)
{
//move target box too
targetBox.SetBounds(controllerBox.Left + 5,
controllerBox.Top + 5,
controllerBox.Width - 10,
controllerBox.Height - 10);
}
}
}
break;
case SpaceName.LeftBottom:
{
if (xdiff != 0 || ydiff != 0)
{
controllerBox.SetLocation(controllerBox.Left + xdiff, controllerBox.Top);
controllerBox.SetSize(controllerBox.Width - xdiff, controllerBox.Height + ydiff);
var targetBox = controllerBox.TargetBox;
if (targetBox != null)
{
//move target box too
targetBox.SetBounds(controllerBox.Left + 5,
controllerBox.Top + 5,
controllerBox.Width - 10,
controllerBox.Height - 10);
}
}
}
break;
}
}
static void ResizeTargetWithSnapToGrid2(UIControllerBox controllerBox, UIMouseEventArgs e)
{
//sample move with snap to grid
Point pos = controllerBox.Position;
int newX = pos.X + e.XDiff;
int newY = pos.Y + e.YDiff;
//snap to gridsize =5;
//find nearest snap x
int gridSize = 5;
float halfGrid = (float)gridSize / 2f;
int nearestX = (int)((newX + halfGrid) / gridSize) * gridSize;
int nearestY = (int)((newY + halfGrid) / gridSize) * gridSize;
int xdiff = nearestX - pos.X;
if (xdiff != 0)
{
controllerBox.SetSize(controllerBox.Width + xdiff, controllerBox.Height);
}
var targetBox = controllerBox.TargetBox;
if (targetBox != null)
{
//move target box too
targetBox.SetBounds(controllerBox.Left + 5,
controllerBox.Top + 5,
controllerBox.Width - 10,
controllerBox.Height - 10);
}
}
void SetupActiveBoxProperties(LayoutFarm.CustomWidgets.EaseBox box)
{
//1. mouse down
box.MouseDown += (s, e) =>
{
box.BackColor = KnownColors.FromKnownColor(KnownColor.DeepSkyBlue);
e.MouseCursorStyle = MouseCursorStyle.Pointer;
UIControllerBox userControllerBox = null;
if (this.controllerBoxMode == ControllerBoxMode.MultipleBoxes)
{
//multiple box
userControllerBox = GetFreeUserControllerBox();
}
else
{
//single box
if (singleControllerBox != null)
{
ReleaseUserControllerBox(singleControllerBox);
}
//get new one
userControllerBox = singleControllerBox = GetFreeUserControllerBox();
}
//request user controller for this box
userControllerBox.TargetBox = box;
viewport.AddContent(userControllerBox);
//location relative to global position of target box
var globalTargetPos = box.GetGlobalLocation();
userControllerBox.SetLocation(globalTargetPos.X - 5, globalTargetPos.Y - 5);
userControllerBox.SetSize(box.Width + 10, box.Height + 10);
userControllerBox.Visible = true;
//move mouse capture to new controller box
//for next drag
e.SetMouseCapture(userControllerBox);
};
//2. mouse up
box.MouseUp += (s, e) =>
{
e.MouseCursorStyle = MouseCursorStyle.Default;
box.BackColor = Color.LightGray;
RemoveAllUserControllerBoxes();
};
box.DragOver += (s, e) =>
{
switch (e.UserMsgFlags)
{
case 1:
{ //sample only
box.BackColor = Color.Green;
}
break;
case 2:
{
//sample only
//leaving
box.BackColor = Color.Blue;
}
break;
case 3:
{
//drop
var sender = e.Sender as UIControllerBox;
var droppingBox = sender.TargetBox as UIBox;
if (droppingBox != null)
{
//move from original
var parentBox = droppingBox.ParentUI as LayoutFarm.CustomWidgets.SimpleBox;
if (parentBox != null)
{
var newParentGlobalLoca = box.GetGlobalLocation();
var droppingGlobalLoca = droppingBox.GetGlobalLocation();
parentBox.RemoveChild(droppingBox);
box.AddChild(droppingBox);
//TODO: review here ,
//set location relative to other element
droppingBox.SetLocation(
droppingGlobalLoca.X - newParentGlobalLoca.X,
droppingGlobalLoca.Y - newParentGlobalLoca.Y);
}
else
{
}
}
}
break;
}
};
}
static void SetupControllerBoxProperties(UIControllerBox controllerBox)
{
//for controller box
controllerBox.MouseDrag += (s, e) =>
{
MoveWithSnapToGrid(controllerBox, e);
e.MouseCursorStyle = MouseCursorStyle.Pointer;
e.CancelBubbling = true;
};
}