/// <summary>
/// Creates a material header scope to display the foldout in the material UI.
/// </summary>
/// <param name="title">Title of the header.</param>
/// <param name="bitExpanded">Bit index which specifies the state of the header (whether it is open or collapsed) inside Editor Prefs.</param>
/// <param name="materialEditor">The current material editor.</param>
/// <param name="spaceAtEnd">Set this to true to make the block include space at the bottom of its UI. Set to false to not include any space.</param>
/// <param name="colorDot">Specify a color to display a dot, like in the layered UI.</param>
/// <param name="subHeader">Set to true to make this into a sub-header. This affects the style of the header. Set to false to make this use the standard style.</param>
public MaterialHeaderScope(string title, uint bitExpanded, MaterialEditor materialEditor, bool spaceAtEnd = true, Color colorDot = default(Color), bool subHeader = false)
{
bool beforeExpended = materialEditor.GetExpandedAreas(bitExpanded);
#if !UNITY_2020_1_OR_NEWER
oldIndentLevel = EditorGUI.indentLevel;
EditorGUI.indentLevel = subHeader ? 1 : 0; //fix for preset in 2019.3 (preset are one more indentation depth in material)
#endif
this.spaceAtEnd = spaceAtEnd;
if (!subHeader)
{
CoreEditorUtils.DrawSplitter();
}
GUILayout.BeginVertical();
bool saveChangeState = GUI.changed;
if (colorDot != default(Color))
{
title = " " + title;
}
expanded = subHeader
? CoreEditorUtils.DrawSubHeaderFoldout(title, beforeExpended)
: CoreEditorUtils.DrawHeaderFoldout(title, beforeExpended);
if (colorDot != default(Color))
{
Rect dotRect = GUILayoutUtility.GetLastRect();
dotRect.width = 5;
dotRect.height = 5;
dotRect.y += 7;
dotRect.x += 17;
EditorGUI.DrawRect(dotRect, colorDot);
}
if (expanded ^ beforeExpended)
{
materialEditor.SetExpandedAreas((uint)bitExpanded, expanded);
saveChangeState = true;
}
GUI.changed = saveChangeState;
if (expanded)
{
++EditorGUI.indentLevel;
}
}
public MaterialHeaderScope(string title, uint bitExpanded, MaterialEditor materialEditor, bool spaceAtEnd = true, Color colorDot = default(Color), bool subHeader = false)
{
bool beforeExpended = materialEditor.GetExpandedAreas(bitExpanded);
this.spaceAtEnd = spaceAtEnd;
if (!subHeader)
{
CoreEditorUtils.DrawSplitter();
}
GUILayout.BeginVertical();
bool saveChangeState = GUI.changed;
if (colorDot != default(Color))
{
title = " " + title;
}
expanded = subHeader
? CoreEditorUtils.DrawSubHeaderFoldout(title, beforeExpended)
: CoreEditorUtils.DrawHeaderFoldout(title, beforeExpended);
if (colorDot != default(Color))
{
Color previousColor = GUI.contentColor;
GUI.contentColor = colorDot;
Rect headerRect = GUILayoutUtility.GetLastRect();
headerRect.xMin += 16f;
EditorGUI.LabelField(headerRect, "■");
GUI.contentColor = previousColor;
}
if (expanded ^ beforeExpended)
{
materialEditor.SetExpandedAreas((uint)bitExpanded, expanded);
saveChangeState = true;
}
GUI.changed = saveChangeState;
if (expanded)
{
++EditorGUI.indentLevel;
}
}
