private void RenderContent(Vector2 contentPivot, Vector2 gridSize, Alignment childAlignment)
{
_contentRoot.pivot = contentPivot;
LayoutData contentLayout;
contentLayout.Size = new Vector2(float.PositiveInfinity, gridSize.y);
contentLayout.Alignment = childAlignment;
contentLayout.Corner = childAlignment;
contentLayout.CornerPosition = null;
ViewLayoutUtility.SetLayout(_contentRoot, contentLayout);
}
private void RenderChild(ViewMapperBase.ViewMapperRenderScope render, IState child, Alignment alignment)
{
var childView = render.RenderItem(child);
var childSize = child.Size;
LayoutData layout;
layout.Size = childSize;
layout.Alignment = alignment;
layout.Corner = alignment;
layout.CornerPosition = Vector2.zero;
ViewLayoutUtility.SetLayout(childView.rectTransform, layout);
}
protected override void Render()
{
var children = State.Children;
var crossAxis = State.CrossAxisAlignment;
var mainAxis = State.MainAxisAlignment;
var columnSize = State.InnerSize;
var alignX = crossAxis == CrossAxisAlignment.Start ? Alignment.TopLeft.X
: crossAxis == CrossAxisAlignment.End ? Alignment.TopRight.X
: Alignment.Center.X;
var alignY = mainAxis == MainAxisAlignment.Start ? Alignment.TopCenter.Y
: mainAxis == MainAxisAlignment.End ? Alignment.BottomCenter.Y
: Alignment.Center.Y;
var offsetMultiplierY = mainAxis == MainAxisAlignment.Start ? 0
: mainAxis == MainAxisAlignment.End ? 1f
: 0.5f;
var childAlignment = new Alignment(alignX, alignY);
var corner = childAlignment.WithTop();
var cornerPosition = new Vector2(0, -columnSize.Height * offsetMultiplierY);
using (var render = _mapper.CreateRender())
{
foreach (var child in children)
{
var childSize = child.Size;
if (childSize.IsHeightStretched)
{
Debug.LogError("Cannot render vertically stretched widgets inside Column.\n" +
$"Try to wrap '{child.GetType().Name}' into another widget with fixed height");
continue;
}
var childView = render.RenderItem(child);
LayoutData layout;
layout.Size = childSize;
layout.Alignment = childAlignment;
layout.Corner = corner;
layout.CornerPosition = cornerPosition;
ViewLayoutUtility.SetLayout(childView.rectTransform, layout);
cornerPosition += new Vector2(0, childSize.Height);
}
}
}
protected override void Render()
{
var children = State.Children;
var crossAxis = State.CrossAxisAlignment;
var mainAxis = State.MainAxisAlignment;
var columnSize = State.InnerSize;
var alignX = mainAxis == MainAxisAlignment.Start ? Alignment.TopLeft.X
: mainAxis == MainAxisAlignment.End ? Alignment.TopRight.X
: Alignment.Center.X;
var alignY = crossAxis == CrossAxisAlignment.Start ? Alignment.TopCenter.Y
: crossAxis == CrossAxisAlignment.End ? Alignment.BottomCenter.Y
: Alignment.Center.Y;
var offsetMultiplierX = mainAxis == MainAxisAlignment.Start ? 0
: mainAxis == MainAxisAlignment.End ? 1f
: 0.5f;
var childAlignment = new Alignment(alignX, alignY);
var corner = childAlignment.WithLeft();
var cornerPosition = new Vector2(-columnSize.Width * offsetMultiplierX, 0);
using (var render = _mapper.CreateRender())
{
foreach (var child in children)
{
var childSize = child.Size;
if (childSize.IsWidthStretched)
{
Debug.LogError("Cannot render horizontally stretched widgets inside Row.");
continue;
}
var childView = render.RenderItem(child);
LayoutData layout;
layout.Size = childSize;
layout.Alignment = childAlignment;
layout.Corner = corner;
layout.CornerPosition = cornerPosition;
ViewLayoutUtility.SetLayout(childView.rectTransform, layout);
cornerPosition += new Vector2(childSize.Width, 0);
}
}
}
protected override void Render()
{
using (var render = _mapper.CreateRender())
{
var child = State;
var childView = render.RenderItem(child);
var childSize = child.Size;
LayoutData layout;
layout.Size = childSize;
layout.Alignment = Alignment.Center;
layout.Corner = Alignment.Center;
layout.CornerPosition = Vector2.zero;
ViewLayoutUtility.SetLayout(childView.rectTransform, layout);
}
}
protected override void Render()
{
var alignment = State.Alignment;
using (var render = _mapper.CreateRender())
{
var child = State.Child;
ChildView = render.RenderItem(child);
var childSize = child.Size.GetSizeUnbounded();
LayoutData layout;
layout.Size = childSize;
layout.Alignment = alignment;
layout.Corner = alignment;
layout.CornerPosition = Vector2.zero;
ViewLayoutUtility.SetLayout(ChildView.rectTransform, layout);
}
}
protected override void Render()
{
var children = State.Children;
var mainAxis = State.MainAxisAlignment;
var crossAxis = State.CrossAxisAlignment;
var listSize = State.InnerSize;
var alignX = crossAxis == CrossAxisAlignment.Start ? Alignment.TopLeft.X
: crossAxis == CrossAxisAlignment.End ? Alignment.TopRight.X
: Alignment.Center.X;
var childAlignment = new Alignment(alignX, Alignment.TopCenter.Y);
var corner = childAlignment.WithTop();
var cornerPosition = new Vector2(0, 0);
// content root
{
var contentPivotX = crossAxis == CrossAxisAlignment.Start ? 0.0f
: crossAxis == CrossAxisAlignment.End ? 1.0f
: 0.5f;
var contentPivotY = mainAxis == MainAxisAlignment.Start ? 1.0f
: mainAxis == MainAxisAlignment.End ? 0.0f
: 0.5f;
_contentRoot.pivot = new Vector2(contentPivotX, contentPivotY);
LayoutData contentLayout;
contentLayout.Size = WidgetSize.FixedHeight(listSize.Height);
contentLayout.Alignment = childAlignment;
contentLayout.Corner = childAlignment;
contentLayout.CornerPosition = Vector2.zero;
ViewLayoutUtility.SetLayout(_contentRoot, contentLayout);
}
using (var render = _mapper.CreateRender())
{
foreach (var child in children)
{
var childSize = child.Size;
if (childSize.IsHeightStretched)
{
Debug.LogError("Cannot render vertically stretched widgets inside ScrollList.\n" +
$"Try to wrap '{child.GetType().Name}' into another widget with fixed height");
continue;
}
var childView = render.RenderItem(child);
LayoutData layout;
layout.Size = childSize;
layout.Alignment = childAlignment;
layout.Corner = corner;
layout.CornerPosition = cornerPosition;
ViewLayoutUtility.SetLayout(childView.rectTransform, layout);
cornerPosition += new Vector2(0, childSize.Height);
}
}
}
protected override void Render()
{
var children = State.Children;
var crossAxis = State.CrossAxisAlignment;
var mainAxis = State.MainAxisAlignment;
var alignX = crossAxis == CrossAxisAlignment.Start ? Alignment.TopLeft.X
: crossAxis == CrossAxisAlignment.End ? Alignment.TopRight.X
: Alignment.Center.X;
var alignY = mainAxis == MainAxisAlignment.Start ? Alignment.TopCenter.Y
: mainAxis == MainAxisAlignment.End ? Alignment.BottomCenter.Y
: Alignment.Center.Y;
var offsetMultiplierY = mainAxis == MainAxisAlignment.Start ? 0
: mainAxis == MainAxisAlignment.End ? 1f
: 0.5f;
var childrenHeight = 0f;
var unboundedChildCount = 0;
foreach (var child in children)
{
var childHeight = child.Size.GetSizeUnbounded().y;
if (float.IsInfinity(childHeight))
{
unboundedChildCount += 1;
}
else
{
childrenHeight += childHeight;
}
}
var columnHeight = Mathf.Max(Bounds.y, childrenHeight);
var flexHeight = Mathf.Max(0, (columnHeight - childrenHeight) / Mathf.Max(1, unboundedChildCount));
var childBound = new Vector2(float.PositiveInfinity, flexHeight);
var childAlignment = new Alignment(alignX, alignY);
var corner = childAlignment.WithTop();
var cornerPosition = new Vector2(0, -childrenHeight * offsetMultiplierY);
using (var render = _mapper.CreateRender())
{
foreach (var child in children)
{
var childSize = child.Size.GetSize(childBound);
var childView = render.RenderItem(child);
LayoutData layout;
layout.Size = childSize;
layout.Alignment = childAlignment;
layout.Corner = corner;
layout.CornerPosition = cornerPosition;
ViewLayoutUtility.SetLayout(childView.rectTransform, layout);
cornerPosition += new Vector2(0, childSize.y);
}
}
}
protected override void Render()
{
var children = State.Children;
var crossAxis = State.CrossAxisAlignment;
var mainAxis = State.MainAxisAlignment;
var gridSize = State.InnerSize.GetSize(Bounds);
var alignX = crossAxis == CrossAxisAlignment.Start ? Alignment.TopLeft.X
: crossAxis == CrossAxisAlignment.End ? Alignment.TopRight.X
: Alignment.Center.X;
var alignY = mainAxis == MainAxisAlignment.Start ? Alignment.TopCenter.Y
: mainAxis == MainAxisAlignment.End ? Alignment.BottomCenter.Y
: Alignment.Center.Y;
var offsetMultiplierX = crossAxis == CrossAxisAlignment.Start ? 0.0f
: crossAxis == CrossAxisAlignment.End ? 1.0f
: 0.5f;
var offsetMultiplierY = mainAxis == MainAxisAlignment.Start ? 0.0f
: mainAxis == MainAxisAlignment.End ? 1.0f
: 0.5f;
var childAlignment = new Alignment(alignX, alignY);
var cornerPosition = new Vector2(
-gridSize.x * offsetMultiplierX,
-gridSize.y * offsetMultiplierY);
using (var render = _mapper.CreateRender())
{
var newLine = true;
var lineLastChildIndex = 0;
var lineHeight = 0f;
var lineMaxWidth = State.MaxCrossAxisExtent;
var lineMaxChildCount = State.MaxCrossAxisCount;
for (var childIndex = 0; childIndex < children.Length; childIndex++)
{
var child = children[childIndex];
var childSize = child.Size.GetSize(Bounds);
if (newLine)
{
newLine = false;
lineHeight = childSize.y;
var lineWidth = childSize.x;
var lineChildCount = 1;
for (int i = childIndex + 1; i < children.Length; i++)
{
var nextChildSize = children[i].Size.GetSize(Bounds);
if (lineChildCount + 1 <= lineMaxChildCount &&
lineWidth + nextChildSize.x <= lineMaxWidth)
{
lineChildCount++;
lineWidth += nextChildSize.x;
lineHeight = Math.Max(lineHeight, nextChildSize.y);
}
else
{
break;
}
}
lineLastChildIndex = childIndex + lineChildCount - 1;
cornerPosition.x = -lineWidth * offsetMultiplierX;
}
var childView = render.RenderItem(child);
LayoutData layout;
layout.Size = childSize;
layout.Alignment = childAlignment;
layout.Corner = childAlignment.WithLeft();
layout.CornerPosition = cornerPosition + new Vector2(0, lineHeight * offsetMultiplierY);
ViewLayoutUtility.SetLayout(childView.rectTransform, layout);
if (childIndex == lineLastChildIndex)
{
newLine = true;
cornerPosition.y += lineHeight;
}
else
{
cornerPosition.x += childSize.x;
}
}
}
}
protected override void Render()
{
var sticky = State.Sticky;
var useMask = State.UseMask;
if (_rectMask.enabled != useMask)
{
_rectMask.enabled = useMask;
}
var visibilityIndices = _visibilityIndices.Value;
var startIndex = visibilityIndices.x;
var endIndex = visibilityIndices.y;
_childPositions.Clear();
_nextChildren.Clear();
using (var render = _mapper.CreateRender())
{
DoLayout(State, RenderContent, RenderChild);
foreach (var data in _nextChildren)
{
if (data.childIndex >= startIndex && data.childIndex <= endIndex)
{
continue;
}
render.Reuse(data.child);
}
foreach (var data in _nextChildren)
{
var isSticky = data.child.Key != null && data.child.Key == sticky;
if ((data.childIndex < startIndex || data.childIndex > endIndex) && !isSticky)
{
continue;
}
var childView = render.RenderItem(data.child);
LayoutData layout;
layout.Size = data.childSize;
layout.Alignment = data.childAlignment;
layout.Corner = data.childAlignment.WithLeft();
layout.CornerPosition = data.cornerPosition;
Transform childParent = _contentRoot;
if (isSticky && _sticked.Value)
{
childParent = transform;
layout.Corner = Alignment.TopCenter;
layout.CornerPosition = Vector2.zero;
}
if (childView.rectTransform.parent != childParent)
{
childView.rectTransform.SetParent(childParent, false);
}
ViewLayoutUtility.SetLayout(childView.rectTransform, layout);
}
}
}
