/// <summary>
/// Draws the tool buttons pannel
/// </summary>
/// <param name="tool"></param>
private void DrawToolButton(ShapeEditorTool tool)
{
Color lastColor = GUI.backgroundColor;
Color buttonColor = (tool == _currentTool ? new Color(0.4f, 1.0f, 1.0f) : Color.white);
GUI.backgroundColor = buttonColor;
if (GUILayout.Button(tool.content, GUILayout.Width(TOOL_BUTTON_SIZE), GUILayout.Height(TOOL_BUTTON_SIZE)))
{
SetTool(tool);
}
GUI.backgroundColor = lastColor;
}
/// <summary>
/// Find every shape tools
/// </summary>
private void FindShapeEditorTools()
{
SortedList <int, ShapeEditorTool> tools = new SortedList <int, ShapeEditorTool>();
foreach (Type type in Assembly.GetAssembly(typeof(ShapeEditorTool)).GetTypes().Where(mType => mType.IsClass && !mType.IsAbstract &&
mType.IsSubclassOf(typeof(ShapeEditorTool))))
{
GUIContent content = new GUIContent();
ShapeEditorTool tool = (ShapeEditorTool)Activator.CreateInstance(type, this);
int order = 10000;
//Get tool identity
var toolIdentity = (ShapeToolAttribute)Attribute.GetCustomAttribute(tool.GetType(), typeof(ShapeToolAttribute));
if (toolIdentity != null)
{
content.text = toolIdentity.Name;
content.tooltip = toolIdentity.Tooltip;
Texture tex = (Texture)AssetDatabase.LoadAssetAtPath(toolIdentity.IconPath, typeof(Texture));
if (tex != null)
{
content.image = tex;
}
order = toolIdentity.Order;
}
else
{
content.text = tool.GetType().Name;
}
tool.SetEditor(this); //Set the owner editor
tool.content = content;
tools.Add(order, tool);
}
_shapeTools = new ShapeEditorTool[tools.Count];
for (int i = 0; i < tools.Count; i++)
{
_shapeTools[i] = tools.ElementAt(i).Value;
}
if (_shapeTools.Length > 0)
{
_currentTool = _shapeTools[0];
}
}
/// <summary>
/// Set the current tool, disable if equal to the parameter
/// </summary>
/// <param name="tool"></param>
private void SetTool(ShapeEditorTool tool)
{
if (tool != _currentTool)
{
_currentTool = tool;
}
else
{
_currentTool = null;
}
enabledSelection = true; //By default enable the selection on change tool
if (_currentTool != null)
{
_currentTool.Init(); //Initialize the tool
}
else
{
if (_shapeTools.Length > 0)
{
_currentTool = _shapeTools[0];
}
}
}
