public static bool Prefix(GUIContent content, GUIStyle style, Il2CppReferenceArray <GUILayoutOption> options, ref Rect __result)
{
GUIUtility.CheckOnGUI();
var type = Event.current.type;
if (type != EventType.Layout)
{
if (type != EventType.Used)
{
var next = GUILayoutUtility.current.topLevel.GetNext();
__result = next.rect;
}
else
{
__result = GUILayoutUtility.kDummyRect;
}
}
else
{
var isHeightDependantOnWidth = style.isHeightDependantOnWidth;
if (isHeightDependantOnWidth)
{
GUILayoutUtility.current.topLevel.Add(new GUIWordWrapSizer(style, content, options));
}
else
{
var constraints = new Vector2(0f, 0f);
if (options != null)
{
foreach (var guilayoutOption in options)
{
var type2 = guilayoutOption.type;
if (type2 != GUILayoutOption.Type.maxWidth)
{
if (type2 == GUILayoutOption.Type.maxHeight)
{
constraints.y = guilayoutOption.value.Unbox <float>();
}
}
else
{
constraints.x = guilayoutOption.value.Unbox <float>();
}
}
}
var vector = style.CalcSizeWithConstraints(content, constraints);
vector.x = Mathf.Ceil(vector.x);
vector.y = Mathf.Ceil(vector.y);
GUILayoutUtility.current.topLevel.Add(new GUILayoutEntry(vector.x, vector.x, vector.y, vector.y, style));
}
__result = GUILayoutUtility.kDummyRect;
}
return(false);
}
static Rect DoGetRect(GUIContent content, GUIStyle style, GUILayoutOption[] options)
{
switch (Event.current.type)
{
case EventType.Layout:
if (style.isHeightDependantOnWidth)
{
GUILayoutUtility.current.topLevel.Add(new GUIWordWrapSizer(style, content, options));
}
else
{
Vector2 sizeConstraints = new Vector2(0, 0);
if (options != null)
{
foreach (var option in options)
{
if (float.TryParse(option.value.ToString(), out float f))
{
switch (option.type)
{
case GUILayoutOption.Type.maxHeight:
sizeConstraints.y = f;
break;
case GUILayoutOption.Type.maxWidth:
sizeConstraints.x = f;
break;
}
}
}
}
Vector2 size = style.CalcSizeWithConstraints(content, sizeConstraints);
// This is needed on non-integer scale ratios to avoid errors to accumulate in further layout calculations
size.x = Mathf.Ceil(size.x);
size.y = Mathf.Ceil(size.y);
GUILayoutUtility.current.topLevel.Add(new GUILayoutEntry(size.x, size.x, size.y, size.y, style, options));
}
return(GUILayoutUtility.kDummyRect);
case EventType.Used:
return(GUILayoutUtility.kDummyRect);
default:
var entry = GUILayoutUtility.current.topLevel.GetNext();
//GUIDebugger.LogLayoutEntry(entry.rect, entry.marginLeft, entry.marginRight, entry.marginTop, entry.marginBottom, entry.style);
return(entry.rect);
}
}
static Rect GetBreadcrumbLayoutRect(GUIContent content, GUIStyle style)
{
// the image makes the button far too big compared to non-image versions
var image = content.image;
content.image = null;
var size = style.CalcSizeWithConstraints(content, Vector2.zero);
content.image = image;
if (image != null)
{
size.x += size.y; // assumes square image, constrained by height
}
return(GUILayoutUtility.GetRect(content, style, GUILayout.MaxWidth(size.x)));
}