//-----------------------------------------------------------------------
public override void DoLayout(Rectangle _rect)
{
base.DoLayout(_rect);
bool bHidePane = mbCollapsed || mCollapseAnim.CurrentValue != 0f;
mbDisplayFirstPane = (!bHidePane || (mDirection != Direction.Left && mDirection != Direction.Up));
mbDisplaySecondPane = (!bHidePane || (mDirection != Direction.Right && mDirection != Direction.Down));
if (bHidePane)
{
int iCollapseOffset = (int)((1f - mCollapseAnim.CurrentValue) * SplitterOffset);
switch (mDirection)
{
case Direction.Left: {
mSecondPane.DoLayout(new Rectangle(LayoutRect.Left + iCollapseOffset, LayoutRect.Top, LayoutRect.Width - iCollapseOffset, LayoutRect.Height));
HitBox = new Rectangle(
LayoutRect.Left + iCollapseOffset - SplitterSize / 2,
LayoutRect.Top,
SplitterSize,
LayoutRect.Height);
break;
}
case Direction.Up: {
mSecondPane.DoLayout(LayoutRect);
HitBox = new Rectangle(
LayoutRect.Top,
LayoutRect.Top + iCollapseOffset - SplitterSize / 2,
LayoutRect.Width,
SplitterSize
);
break;
}
case Direction.Right: {
mFirstPane.DoLayout(LayoutRect);
HitBox = new Rectangle(
LayoutRect.Right + iCollapseOffset - SplitterSize / 2,
LayoutRect.Top,
SplitterSize,
LayoutRect.Height);
break;
}
case Direction.Down: {
mFirstPane.DoLayout(LayoutRect);
HitBox = new Rectangle(
LayoutRect.Left,
LayoutRect.Bottom + iCollapseOffset - SplitterSize / 2,
SplitterSize,
LayoutRect.Height);
break;
}
}
}
else
{
switch (mDirection)
{
case Direction.Left: {
if (LayoutRect.Width >= FirstPaneMinSize + SecondPaneMinSize)
{
SplitterOffset = (int)MathHelper.Clamp(SplitterOffset, FirstPaneMinSize, LayoutRect.Width - SecondPaneMinSize);
}
HitBox = new Rectangle(
LayoutRect.Left + SplitterOffset - SplitterSize / 2,
LayoutRect.Top,
SplitterSize,
LayoutRect.Height);
if (mFirstPane != null)
{
mFirstPane.DoLayout(new Rectangle(LayoutRect.Left, LayoutRect.Top, SplitterOffset, LayoutRect.Height));
}
if (mSecondPane != null)
{
mSecondPane.DoLayout(new Rectangle(LayoutRect.Left + SplitterOffset, LayoutRect.Top, LayoutRect.Width - SplitterOffset, LayoutRect.Height));
}
break;
}
case Direction.Right: {
if (LayoutRect.Width >= FirstPaneMinSize + SecondPaneMinSize)
{
SplitterOffset = (int)MathHelper.Clamp(SplitterOffset, SecondPaneMinSize, LayoutRect.Width - FirstPaneMinSize);
}
HitBox = new Rectangle(
LayoutRect.Right - SplitterOffset - SplitterSize / 2,
LayoutRect.Top,
SplitterSize,
LayoutRect.Height);
if (mFirstPane != null)
{
mFirstPane.DoLayout(new Rectangle(LayoutRect.Left, LayoutRect.Top, LayoutRect.Width - SplitterOffset, LayoutRect.Height));
}
if (mSecondPane != null)
{
mSecondPane.DoLayout(new Rectangle(LayoutRect.Right - SplitterOffset, LayoutRect.Top, SplitterOffset, LayoutRect.Height));
}
break;
}
case Direction.Up: {
if (LayoutRect.Height >= FirstPaneMinSize + SecondPaneMinSize)
{
SplitterOffset = (int)MathHelper.Clamp(SplitterOffset, FirstPaneMinSize, LayoutRect.Height - SecondPaneMinSize);
}
HitBox = new Rectangle(
LayoutRect.Left,
LayoutRect.Top + SplitterOffset - SplitterSize / 2,
LayoutRect.Width,
SplitterSize);
if (mFirstPane != null)
{
mFirstPane.DoLayout(new Rectangle(LayoutRect.Left, LayoutRect.Top, LayoutRect.Width, SplitterOffset));
}
if (mSecondPane != null)
{
mSecondPane.DoLayout(new Rectangle(LayoutRect.Left, LayoutRect.Top + SplitterOffset, LayoutRect.Width, LayoutRect.Height - SplitterOffset));
}
break;
}
case Direction.Down: {
if (LayoutRect.Height >= FirstPaneMinSize + SecondPaneMinSize)
{
SplitterOffset = (int)MathHelper.Clamp(SplitterOffset, SecondPaneMinSize, LayoutRect.Height - FirstPaneMinSize);
}
HitBox = new Rectangle(
LayoutRect.Left,
LayoutRect.Bottom - SplitterOffset - SplitterSize / 2,
LayoutRect.Width,
SplitterSize);
if (mFirstPane != null)
{
mFirstPane.DoLayout(new Rectangle(LayoutRect.Left, LayoutRect.Top, LayoutRect.Width, LayoutRect.Height - SplitterOffset));
}
if (mSecondPane != null)
{
mSecondPane.DoLayout(new Rectangle(LayoutRect.Left, LayoutRect.Bottom - SplitterOffset, LayoutRect.Width, SplitterOffset));
}
break;
}
}
}
}
protected override void LayoutChildren()
{
int iWidth = LayoutRect.Width - Padding.Horizontal;
int iHeight = LayoutRect.Height - Padding.Vertical;
int iUnexpandedSize = 0;
int iExpandedChildrenCount = 0;
for (int iIndex = 0; iIndex < mlChildren.Count; iIndex++)
{
if (!mlExpandedChildren[iIndex])
{
iUnexpandedSize += (mOrientation == Orientation.Horizontal) ?
(mlChildren[iIndex].AnchoredRect.HasWidth ? mlChildren[iIndex].AnchoredRect.Width : mlChildren[iIndex].ContentWidth) :
(mlChildren[iIndex].AnchoredRect.HasHeight ? mlChildren[iIndex].AnchoredRect.Height : mlChildren[iIndex].ContentHeight);
}
else
{
iExpandedChildrenCount++;
}
}
iUnexpandedSize += (mlChildren.Count - 1) * miSpacing;
float fExpandedWidgetSize = 0f;
if (iExpandedChildrenCount > 0)
{
fExpandedWidgetSize = (((mOrientation == Orientation.Horizontal) ? iWidth : iHeight) - iUnexpandedSize) / (float)iExpandedChildrenCount;
}
int iActualSize = iExpandedChildrenCount > 0 ? ((mOrientation == Orientation.Horizontal) ? iWidth : iHeight) : iUnexpandedSize;
Point pWidgetPosition;
switch (mOrientation)
{
case Orientation.Horizontal:
switch (mContentAnchor)
{
case Anchor.Start:
pWidgetPosition = new Point(LayoutRect.Left + Padding.Left, LayoutRect.Top + Padding.Top);
break;
case Anchor.Center:
pWidgetPosition = new Point(LayoutRect.Center.X - iActualSize / 2, LayoutRect.Top + Padding.Top);
break;
case Anchor.End:
pWidgetPosition = new Point(LayoutRect.Right - Padding.Right - iActualSize, LayoutRect.Top + Padding.Top);
break;
default:
throw new NotSupportedException();
}
break;
case Orientation.Vertical:
switch (mContentAnchor)
{
case Anchor.Start:
pWidgetPosition = new Point(LayoutRect.Left + Padding.Left, LayoutRect.Top + Padding.Top);
break;
case Anchor.Center:
pWidgetPosition = new Point(LayoutRect.X + Padding.Left, LayoutRect.Center.Y - iActualSize / 2);
break;
case Anchor.End:
pWidgetPosition = new Point(LayoutRect.X + Padding.Left, LayoutRect.Bottom - Padding.Bottom - iActualSize);
break;
default:
throw new NotSupportedException();
}
break;
default:
throw new NotSupportedException();
}
float fOffset = 0;
for (int iIndex = 0; iIndex < mlChildren.Count; iIndex++)
{
Widget widget = mlChildren[iIndex];
int iWidgetSize = (mOrientation == Orientation.Horizontal) ?
(mlChildren[iIndex].AnchoredRect.HasWidth ? mlChildren[iIndex].AnchoredRect.Width : mlChildren[iIndex].ContentWidth) :
(mlChildren[iIndex].AnchoredRect.HasHeight ? mlChildren[iIndex].AnchoredRect.Height : mlChildren[iIndex].ContentHeight);
if (mlExpandedChildren[iIndex])
{
if (iIndex < mlChildren.Count - 1)
{
iWidgetSize = (int)Math.Floor(fExpandedWidgetSize + fOffset - Math.Floor(fOffset));
}
else
{
iWidgetSize = (int)(((mOrientation == Orientation.Horizontal) ? iWidth : iHeight) - Math.Floor(fOffset));
}
fOffset += fExpandedWidgetSize + miSpacing;
}
else
{
fOffset += iWidgetSize + miSpacing;
}
widget.DoLayout(new Rectangle(pWidgetPosition.X, pWidgetPosition.Y, mOrientation == Orientation.Horizontal ? iWidgetSize : iWidth, mOrientation == Orientation.Horizontal ? iHeight : iWidgetSize));
switch (mOrientation)
{
case Orientation.Horizontal:
pWidgetPosition.X += iWidgetSize + miSpacing;
break;
case Orientation.Vertical:
pWidgetPosition.Y += iWidgetSize + miSpacing;
break;
}
}
}
