public static void OnSceneGui(Plane[] frustum, BGCurve curve, BGCurveSettings settings, BGCurveEditorPointsSelection editorSelection)
{
Array.Resize(ref visiblePoints, curve.PointsCount);
curve.ForEach((point, i, count) => visiblePoints[i] = GeometryUtility.TestPlanesAABB(frustum, new Bounds(point.PositionWorld, Vector3.one)));
var fieldsCount = curve.FieldsCount;
var fields = curve.Fields;
var showPointsNumbers = settings.ShowLabels;
var fieldsWithHandlesCount = 0;
var fieldsWithLabelCount = 0;
if (fieldsCount > 0)
{
fieldsWithHandlesCount = fields.Count(FieldWithHandlesPredicate);
if (fieldsWithHandlesCount > 0)
{
Array.Resize(ref handlesColor, fieldsWithHandlesCount);
var cursor = 0;
for (var i = 0; i < fieldsCount; i++)
{
var f = fields[i];
if (!FieldWithHandlesPredicate(f))
{
continue;
}
if (FieldWithLabelPredicate(f))
{
fieldsWithLabelCount++;
}
handlesColor[cursor++] = BGPrivateField.GetHandlesColor(f);
}
}
}
// nothing to show
if (!showPointsNumbers && fieldsWithHandlesCount == 0)
{
return;
}
if (fieldsWithHandlesCount > 0)
{
//not a label
curve.ForEach((point, i, length) =>
{
if (!visiblePoints[i] || !settings.RestrictGizmozSettings.IsShowing(i))
{
return;
}
var pos = point.PositionWorld;
var quanterionShown = false;
var fieldCursor = 0;
for (var j = 0; j < fields.Length; j++)
{
var field = fields[j];
var handlesType = (HandlesType)BGPrivateField.GetHandlesType(field);
if (handlesType == 0)
{
continue;
}
if (handlesType == HandlesType.Label)
{
fieldCursor++;
continue;
}
var color = handlesColor[fieldCursor++];
switch (handlesType)
{
case HandlesType.DistanceFromPoint:
BGEditorUtility.SwapHandlesColor(color, () =>
{
#if UNITY_5_6_OR_NEWER
Handles.CircleHandleCap(0, pos, Quaternion.LookRotation(SceneView.currentDrawingSceneView.camera.transform.position - pos),
point.GetField <float>(field.FieldName), EventType.Repaint);
#else
Handles.CircleCap(0, pos, Quaternion.LookRotation(SceneView.currentDrawingSceneView.camera.transform.position - pos),
point.GetField <float>(field.FieldName));
#endif
}
);
break;
case HandlesType.BoundsAroundPoint:
Bounds bounds;
switch (field.Type)
{
case BGCurvePointField.TypeEnum.Bounds:
bounds = point.GetField <Bounds>(field.FieldName);
bounds.center = pos;
break;
default:
//vector3
var vector3 = point.GetField <Vector3>(field.FieldName);
bounds = new Bounds(pos, vector3);
break;
}
BGEditorUtility.DrawBound(bounds, new Color(color.r, color.g, color.b, 0.05f), color);
break;
case HandlesType.Bounds:
var boundsValue = point.GetField <Bounds>(field.FieldName);
if (boundsValue.extents != Vector3.zero)
{
BGEditorUtility.DrawBound(boundsValue, new Color(color.r, color.g, color.b, 0.05f), color);
BGEditorUtility.SwapHandlesColor(color, () => Handles.DrawDottedLine(boundsValue.center, pos, 4));
}
break;
case HandlesType.Direction:
var vector3Value = point.GetField <Vector3>(field.FieldName);
if (vector3Value != Vector3.zero)
{
BGEditorUtility.SwapHandlesColor(color, () =>
{
#if UNITY_5_6_OR_NEWER
Handles.ArrowHandleCap(0, pos, Quaternion.LookRotation(vector3Value),
vector3Value.magnitude, EventType.Repaint);
#else
Handles.ArrowCap(0, pos, Quaternion.LookRotation(vector3Value), vector3Value.magnitude);
#endif
});
}
break;
case HandlesType.Rotation:
if (quanterionShown)
{
break;
}
quanterionShown = true;
var quaternionValue = point.GetField <Quaternion>(field.FieldName);
if (quaternionValue.x < BGCurve.Epsilon && quaternionValue.y < BGCurve.Epsilon && quaternionValue.z < BGCurve.Epsilon && quaternionValue.w < BGCurve.Epsilon)
{
quaternionValue = Quaternion.identity;
}
var newValue = Handles.RotationHandle(quaternionValue, pos);
point.SetField(field.FieldName, newValue);
BGEditorUtility.SwapHandlesColor(color, () =>
{
var rotated = newValue * Vector3.forward * BGEditorUtility.GetHandleSize(pos, 2);
var toPos = pos + rotated;
#if UNITY_5_6_OR_NEWER
Handles.ArrowHandleCap(0, toPos, newValue, 1, EventType.Repaint);
#else
Handles.ArrowCap(0, toPos, newValue, 1);
#endif
Handles.DrawDottedLine(pos, toPos, 10);
});
break;
case HandlesType.Link:
switch (field.Type)
{
case BGCurvePointField.TypeEnum.GameObject:
var go = point.GetField <GameObject>(field.FieldName);
if (go != null)
{
BGEditorUtility.SwapHandlesColor(color, () => Handles.DrawDottedLine(go.transform.position, pos, 4));
}
break;
case BGCurvePointField.TypeEnum.BGCurve:
var bgCurve = point.GetField <BGCurve>(field.FieldName);
if (bgCurve != null)
{
BGEditorUtility.SwapHandlesColor(color, () => Handles.DrawDottedLine(bgCurve.transform.position, pos, 4));
}
break;
case BGCurvePointField.TypeEnum.BGCurvePointComponent:
var pointComponent = point.GetField <BGCurvePointComponent>(field.FieldName);
if (pointComponent != null)
{
BGEditorUtility.SwapHandlesColor(color, () => Handles.DrawDottedLine(pointComponent.PositionWorld, pos, 4));
}
break;
case BGCurvePointField.TypeEnum.BGCurvePointGO:
var pointGO = point.GetField <BGCurvePointGO>(field.FieldName);
if (pointGO != null)
{
BGEditorUtility.SwapHandlesColor(color, () => Handles.DrawDottedLine(pointGO.PositionWorld, pos, 4));
}
break;
}
break;
}
}
});
}
// nothing more to show
if (!showPointsNumbers && fieldsWithLabelCount == 0)
{
return;
}
//=============================== Labels
//styles
var labelColor = settings.LabelColor;
var selectedColor = settings.LabelColorSelected;
var backColor = BGCurveSettingsForEditor.I.Get <Color32>(BGCurveSettingsForEditor.ColorForLabelBackgroundKey);
if (labelStyle == null || labelStyle.normal.textColor != labelColor || labelStyle.normal.background == null ||
latestLabelBackColor.r != backColor.r || latestLabelBackColor.g != backColor.g || latestLabelBackColor.b != backColor.b || latestLabelBackColor.a != backColor.a)
{
latestLabelBackColor = backColor;
labelStyle = new GUIStyle("Label")
{
richText = true,
border = new RectOffset(2, 2, 2, 2),
clipping = TextClipping.Overflow,
wordWrap = false,
normal =
{
background = BGEditorUtility.TextureWithBorder(8, 1, backColor, new Color32(backColor.r, backColor.g, backColor.b, 255)),
textColor = labelColor
}
};
selectedlabelStyle = new GUIStyle(labelStyle)
{
normal =
{
background = BGEditorUtility.TextureWithBorder(8, 1, new Color(selectedColor.r, selectedColor.g, selectedColor.b, .1f), selectedColor),
textColor = selectedColor
}
};
}
curve.ForEach((point, i, length) =>
{
if (!visiblePoints[i])
{
return;
}
var pos = point.PositionWorld;
var style = !editorSelection.Contains(point) ? labelStyle : selectedlabelStyle;
var text = "";
//point numbers and pos
if (showPointsNumbers)
{
text += "# : " + i + "\r\n";
if (settings.ShowPositions)
{
text += "P : " + pos + "\r\n";
}
}
//fields
if (fieldsWithLabelCount > 0)
{
for (var j = 0; j < fieldsCount; j++)
{
var field = fields[j];
if (!FieldWithHandlesPredicate(field) || !FieldWithLabelPredicate(field))
{
continue;
}
text += BGEditorUtility.ColorIt(field.FieldName + " : " + point.GetField(field.FieldName, BGCurvePoint.FieldTypes.GetType(field.Type)),
BGEditorUtility.ToHex(BGPrivateField.GetHandlesColor(field))) + "\r\n";
}
}
var normalized = (SceneView.currentDrawingSceneView.camera.transform.position - pos).normalized;
var handleSize = BGEditorUtility.GetHandleSize(pos, .25f);
var shiftLeft = -Vector3.Cross(normalized, Vector3.up);
var shiftBottom = Vector3.Cross(normalized, Vector3.right) * .3f;
Handles.Label(pos + handleSize * shiftLeft + handleSize * shiftBottom, text.Substring(0, text.Length - 2), style);
});
}