public void OffsetChildControlPosition(UiControl control, Vector2 position)
{
if (UiControlPositions.ContainsKey(control))
{
UiControlPositions[control] += position;
}
}
public void UpdateChildControlPosition(UiControl control, Vector2 position)
{
if (UiControlPositions.ContainsKey(control))
{
UiControlPositions[control] = position;
Vector2 controlPosition = control.Position;
controlPosition.X = DisplayRectangle.X + UiControlPositions[control].X;
controlPosition.Y = DisplayRectangle.Y + UiControlPositions[control].Y;
control.Position = controlPosition;
}
}
public override void AddChildControl(UiControl control)
{
Vector2 relativePosition = ResolvePosition(control);
if (!UiControlPositions.ContainsKey(control))
{
UiControlPositions.Add(control, relativePosition);
}
if (!UiControls.Contains(control))
{
UiControls.Add(control);
}
ControlManager.Add(control);
}
public void AddChildControl(UiControl control, Vector2 position)
{
if (!UiControls.Contains(control))
{
UiControls.Add(control);
}
if (!UiControlPositions.ContainsKey(control))
{
UiControlPositions.Add(control, position);
Vector2 controlPosition = control.Position;
controlPosition.X = DisplayRectangle.X + position.X;
controlPosition.Y = DisplayRectangle.Y + position.Y;
control.Position = controlPosition;
}
ControlManager.Add(control);
}
public void AddChildControlAtControl(UiControl newControl, UiControl existingControl, float childX, float atParentX, float childY, float atParentY, Vector2 offset)
{
if (!UiControls.Contains(newControl))
{
UiControls.Add(newControl);
}
if (!UiControlPositions.ContainsKey(newControl))
{
Vector2 position = new Vector2();
position.X = ToRelativeX(newControl.DisplayRectangle, existingControl.DisplayRectangle, childX, atParentX) + offset.X;
position.Y = ToRelativeY(newControl.DisplayRectangle, existingControl.DisplayRectangle, childY, atParentY) + offset.Y;
UiControlPositions.Add(newControl, position + UiControlPositions[existingControl]);
newControl.Position = existingControl.Position + position;
}
ControlManager.Add(newControl);
}
// Support pixel positioning
public virtual void AddChildControl(UiControl control)
{
AddChildControl(control, Vector2.Zero);
}
public void AddChildControl(UiControl control, float childX, float atParentX, float childY, float atParentY)
{
AddChildControl(control, ToRelativePositionAboutContainer(control.DisplayRectangle, childX, atParentX, childY, atParentY));
}
public void AddChildControlAtControl(UiControl newControl, UiControl existingControl, float childX, float atParentX, float childY, float atParentY)
{
AddChildControlAtControl(newControl, existingControl, childX, atParentX, childY, atParentY, Vector2.Zero);
}
// Support percentage positioning
public void AddChildControlAtControl(UiControl newControl, UiControl existingControl)
{
AddChildControlAtControl(newControl, existingControl, 0, 0, 0, 0, Vector2.Zero);
}
protected Vector2 ResolvePosition(UiControl control)
{
// The relativePositionPointer is the upper-left coordinate of the last control
switch (FlowDirection)
{
case FlowDirection.LeftToRight_TopToBottom:
bool isNewRow = false;
// If we have not applied a margin to our Y
if (RelativePositionRectangle.Y == 0)
{
RelativePositionRectangle.Y += (int)Margin.Y;
}
// move X to the right
RelativePositionRectangle.X += RelativePositionRectangle.Width;
RelativePositionRectangle.X += (int)Margin.X;
// if we will exceed our horizontal max
if ((RelativePositionRectangle.X + RelativePositionRectangle.Width) > DisplayRectangle.Width)
{
isNewRow = true;
// reset X
RelativePositionRectangle.X = DisplayRectangle.X;
RelativePositionRectangle.X += (int)Margin.X;
// move Y down
RelativePositionRectangle.Y += RelativePositionRectangle.Height;
RelativePositionRectangle.Y += (int)Margin.Y;
// if we will exceed our vertical max
if ((RelativePositionRectangle.Y + RelativePositionRectangle.Height) > DisplayRectangle.Height)
{
// reposition at zero
RelativePositionRectangle.X = DisplayRectangle.X;
RelativePositionRectangle.Y = DisplayRectangle.Y;
}
}
// relativePositionRectangle.X and .Y are at the correct coordinate now
// relativePositionRectangle width always flows to last control's width
RelativePositionRectangle.Width = control.DisplayRectangle.Width;
// but their height may need to be adjusted
if (isNewRow)
{
// start new row height at current control height
RelativePositionRectangle.Height = control.DisplayRectangle.Height;
}
else
{
// perhaps the row height should grow
RelativePositionRectangle.Height = Math.Max(control.DisplayRectangle.Height, RelativePositionRectangle.Height);
}
break;
case FlowDirection.TopToBottom_LeftToRight:
bool isNewColumn = false;
// If we have not applied a margin to our X
if (RelativePositionRectangle.X == 0)
{
RelativePositionRectangle.X += (int)Margin.X;
}
// move Y down
RelativePositionRectangle.Y += RelativePositionRectangle.Height;
RelativePositionRectangle.Y += (int)Margin.Y;
// if we will exceed our vertical max
if ((RelativePositionRectangle.Y + RelativePositionRectangle.Height) > DisplayRectangle.Height)
{
isNewColumn = true;
// reset Y
RelativePositionRectangle.Y = DisplayRectangle.Y;
RelativePositionRectangle.Y += (int)Margin.Y;
// move X right
RelativePositionRectangle.X += RelativePositionRectangle.Width;
RelativePositionRectangle.X += (int)Margin.X;
// if we will exceed our vertical max
if ((RelativePositionRectangle.X + RelativePositionRectangle.Width) > DisplayRectangle.Width)
{
// reposition at zero
RelativePositionRectangle.X = DisplayRectangle.X;
RelativePositionRectangle.Y = DisplayRectangle.Y;
}
}
// relativePositionRectangle.X and .Y are at the correct coordinate now
// relativePositionRectangle height always flows to last control's width
RelativePositionRectangle.Height = control.DisplayRectangle.Height;
// but their width may need to be adjusted
if (isNewColumn)
{
// start new row height at current control height
RelativePositionRectangle.Width = control.DisplayRectangle.Width;
}
else
{
// perhaps the row height should grow
RelativePositionRectangle.Width = Math.Max(control.DisplayRectangle.Width, RelativePositionRectangle.Width);
}
break;
}
// update our relativePositionPointer and return it
RelativePositionVector.X = RelativePositionRectangle.X;
RelativePositionVector.Y = RelativePositionRectangle.Y;
switch (CellAlignmentHorizontal)
{
case CellAlignmentHorizontal.Left:
RelativePositionVector.X = RelativePositionRectangle.X;
break;
case CellAlignmentHorizontal.Center:
RelativePositionVector.X += (RelativePositionRectangle.Width - control.DisplayRectangle.Width) / 2;
break;
case CellAlignmentHorizontal.Right:
RelativePositionVector.X += RelativePositionRectangle.Width - control.DisplayRectangle.Width;
break;
}
switch (CellAlignmentVertical)
{
case CellAlignmentVertical.Top:
RelativePositionVector.Y = RelativePositionRectangle.Y;
break;
case CellAlignmentVertical.Middle:
RelativePositionVector.Y += (RelativePositionRectangle.Height - control.DisplayRectangle.Height) / 2;
break;
case CellAlignmentVertical.Bottom:
RelativePositionVector.Y += RelativePositionRectangle.Height - control.DisplayRectangle.Height;
break;
}
return(RelativePositionVector);
}
