/// Shows a new menu, returns true if a fade needs to occur.
public static bool ShowMenu(ClickMenuRoot root, AssetTree.Node treeNode, ClickMenuIcon parent,
Vector3 center, Quaternion orientation, float scale)
{
// Determine how many children are in the sub-menu
List <AssetTree.Node> childItems = treeNode.children;
// If this is the end of a menu, invoke the action and return early
if (childItems.Count == 0)
{
if (parent.menuItem.closeAfterSelected)
{
root.CloseAll();
}
return(false);
}
// Radius needs to expand when there are more icons
float radius = ITEM_SPACING * Mathf.Max(childItems.Count, MIN_ITEM_SPACE) / (2.0f * Mathf.PI);
// Create and arrange the icons in a circle
float arcAngle = 2.0f * Mathf.PI / childItems.Count;
for (int i = 0; i < childItems.Count; ++i)
{
float angle = i * arcAngle;
Vector3 posOffset = new Vector3(Mathf.Sin(angle), Mathf.Cos(angle), 0.0f) * radius;
ClickMenuIcon childMenu = (ClickMenuIcon)Instantiate(root.menuIconPrefab, root.transform);
childMenu.transform.position = center + (orientation * posOffset);
childMenu.transform.rotation = orientation;
childMenu.transform.localScale = Vector3.one * scale;
childMenu.startAngle = angle - arcAngle / 2;
childMenu.endAngle = angle + arcAngle / 2;
childMenu.Initialize(root, parent, childItems[i], center, scale, posOffset / scale);
}
// Also create a back button
ClickMenuIcon backButton = (ClickMenuIcon)Instantiate(root.menuIconPrefab, root.transform);
backButton.transform.position = center;
backButton.transform.rotation = orientation;
backButton.transform.localScale = Vector3.one * scale;
backButton.Initialize(root, parent, null, center, scale, Vector3.zero);
return(true);
}
/// Called to make this icon visible and interactable
public void Initialize(ClickMenuRoot root, ClickMenuIcon _parentMenu, AssetTree.Node node,
Vector3 _menuCenter, float scale, Vector3 offset)
{
string name = (node == null ? "Back " : ((ClickMenuItem)node.value).toolTip);
gameObject.name = name + " Item";
parentMenu = _parentMenu;
startPosition = transform.position;
startScale = transform.localScale;
menuRoot = root;
menuNode = node;
menuCenter = _menuCenter;
menuOrientation = transform.rotation;
menuScale = scale;
localOffset = offset;
background = null;
if (node != null)
{
// Set foreground icon
menuItem = (ClickMenuItem)node.value;
spriteRenderer.sprite = menuItem.icon;
// Set background icon
if (menuItem.background)
{
background = new GameObject(name + " Item Background");
background.transform.parent = transform.parent;
background.transform.localPosition = transform.localPosition + transform.forward * BACKGROUND_PUSH;
background.transform.localRotation = transform.localRotation;
background.transform.localScale = transform.localScale;
backgroundSpriteRenderer = background.AddComponent <SpriteRenderer>();
backgroundSpriteRenderer.sprite = menuItem.background;
}
// Set tooltip text
tooltip = Instantiate(tooltipPrefab);
tooltip.name = name + " Tooltip";
tooltip.transform.parent = transform.parent;
tooltip.transform.localPosition = menuCenter;
tooltip.transform.localRotation = menuOrientation;
tooltip.transform.localScale = transform.localScale * TOOLTIP_SCALE;
tooltip.GetComponent <TextMesh>().text = menuItem.toolTip.Replace('\\', '\n');
tooltipRenderer = tooltip.GetComponent <MeshRenderer>();
SetTooltipAlpha(0.0f);
}
else
{
// This is a back button
spriteRenderer.sprite = root.backIcon;
isBackButton = true;
}
pieBackground = null;
pieMeshRenderer = null;
if (root.pieMaterial)
{
pieBackground = new GameObject(name + " Pie Background");
pieBackground.transform.SetParent(transform.parent, false);
pieBackground.transform.localPosition = transform.localPosition;
pieBackground.transform.localRotation = transform.localRotation;
pieBackground.transform.localScale = transform.localScale;
pieBackground.AddComponent <MeshFilter>().sharedMesh = sharedMesh;
pieMeshRenderer = pieBackground.AddComponent <MeshRenderer>();
pieMeshRenderer.sharedMaterial = root.pieMaterial;
pieStartColor = root.pieMaterial.GetColor("_Color");
}
parentMenu.childMenus.Add(this);
StartFade(FadeState.Shown);
SetButtonTransparency(0.0f);
SetPieMeshTransparency(0.0f, 0.0f);
}
