/// <summary>
/// Set the initial moving degree of the enemy by the disc handle
/// </summary>
private void SetMovingDegree(EnemyBounce enemy)
{
var enemyPosition = enemy.transform.position;
var handleSize = HandleUtility.GetHandleSize(enemyPosition);
var degreePropty =
serializedObject.FindProperty("_initialMovingDegree");
// Avoid the disc line being eaten by the background plane
if (HandleUtilityExtension.IsMouseClosing(
Event.current.mousePosition, enemyPosition, 120.0f))
{
using (new Handles.DrawingScope(_discHandleColor)) {
Handles.DrawSolidDisc(
enemyPosition, Vector3.up, handleSize + 0.2f);
}
}
using (new Handles.DrawingScope(Color.blue)) {
var newQuaternion = Handles.Disc(
Quaternion.Euler(0.0f, degreePropty.floatValue, 0.0f),
enemyPosition,
Vector3.up, handleSize, false, EditorSnapSettings.rotate);
degreePropty.floatValue = newQuaternion.eulerAngles.y;
}
DrawMovingDirection(enemy);
}
/// <summary>
/// Draw an arrow along the moving direction
/// </summary>
private static void DrawMovingDirection(EnemyBounce enemy)
{
var position = enemy.transform.position;
var directionDegree = enemy.initialMovingDegree;
var directionColor =
SettingsManager.GetDisplaySettings().directionColor;
using (new Handles.DrawingScope(directionColor)) {
Handles.ArrowHandleCap(
0,
position,
Quaternion.Euler(0.0f, directionDegree, 0.0f),
HandleUtility.GetHandleSize(position),
EventType.Repaint);
}
}
private static void DrawGizmos(EnemyBounce enemy, GizmoType gizmoType)
{
var transform = enemy.transform;
DrawEnemyData(transform.position + transform.right, enemy.data);
}
