#pragma warning disable 618
public static Vector3 Do(
int id,
Vector3 handlePos,
Vector3 offset,
Vector3 handleDir,
Vector3 slideDir1,
Vector3 slideDir2,
float handleSize,
Handles.DrawCapFunction drawFunc,
Vector2 snap,
bool drawHelper)
#pragma warning restore 618
{
bool orgGuiChanged = GUI.changed;
GUI.changed = false;
Vector2 delta = CalcDeltaAlongDirections(id, handlePos, offset, handleDir, slideDir1, slideDir2, handleSize, drawFunc, snap, drawHelper);
if (GUI.changed)
{
handlePos = s_StartPosition + slideDir1 * delta.x + slideDir2 * delta.y;
if (EditorSnapSettings.gridSnapActive)
{
var normal = Vector3.Cross(slideDir1, slideDir2);
if (Snapping.IsCardinalDirection(normal))
{
var worldSpace = Handles.matrix.MultiplyPoint(handlePos);
worldSpace = Snapping.Snap(worldSpace, GridSettings.size, (SnapAxis) ~new SnapAxisFilter(normal));
handlePos = Handles.inverseMatrix.MultiplyPoint(worldSpace);
}
}
}
GUI.changed |= orgGuiChanged;
return(handlePos);
}
// Returns the new handlePos
public static Vector3 Do(
int id,
Vector3 handlePos,
Vector3 offset,
Vector3 handleDir,
Vector3 slideDir1,
Vector3 slideDir2,
float handleSize,
Handles.CapFunction capFunction,
Vector2 snap,
bool drawHelper)
{
bool orgGuiChanged = GUI.changed;
GUI.changed = false;
Vector2 delta = CalcDeltaAlongDirections(id, handlePos, offset, handleDir, slideDir1, slideDir2, handleSize, capFunction, snap, drawHelper);
if (GUI.changed)
{
handlePos = s_StartPosition + slideDir1 * delta.x + slideDir2 * delta.y;
if (EditorSnapSettings.active && EditorSnapSettings.preferGrid)
{
var normal = Vector3.Cross(slideDir1, slideDir2);
if (Snapping.IsCardinalDirection(normal))
{
var worldSpace = Handles.matrix.MultiplyPoint(handlePos);
worldSpace = Handles.SnapValue(worldSpace, (~new SnapAxisFilter(normal)) * snap);
handlePos = Handles.inverseMatrix.MultiplyPoint(worldSpace);
}
}
}
GUI.changed |= orgGuiChanged;
return(handlePos);
}
internal static Vector3 Do(int id, Vector3 position, Vector3 offset, Vector3 handleDirection, Vector3 slideDirection, float size, Handles.CapFunction capFunction, float snap)
{
Event evt = Event.current;
switch (evt.GetTypeForControl(id))
{
case EventType.Layout:
if (capFunction != null)
{
capFunction(id, position + offset, Quaternion.LookRotation(handleDirection), size, EventType.Layout);
}
else
{
HandleUtility.AddControl(id, HandleUtility.DistanceToCircle(position + offset, size * .2f));
}
break;
case EventType.MouseDown:
// am I closest to the thingy?
if (HandleUtility.nearestControl == id && evt.button == 0 && GUIUtility.hotControl == 0 && !evt.alt)
{
GUIUtility.hotControl = id; // Grab mouse focus
s_CurrentMousePosition = s_StartMousePosition = evt.mousePosition;
s_StartPosition = position;
evt.Use();
EditorGUIUtility.SetWantsMouseJumping(1);
}
break;
case EventType.MouseDrag:
if (GUIUtility.hotControl == id)
{
s_CurrentMousePosition += evt.delta;
float dist = HandleUtility.CalcLineTranslation(s_StartMousePosition, s_CurrentMousePosition, s_StartPosition, slideDirection);
dist = Handles.SnapValue(dist, snap);
Vector3 worldDirection = Handles.matrix.MultiplyVector(slideDirection);
Vector3 worldPosition = Handles.matrix.MultiplyPoint(s_StartPosition) + worldDirection * dist;
if (EditorSnapSettings.active && EditorSnapSettings.preferGrid && Snapping.IsCardinalDirection(worldDirection))
{
worldPosition = Handles.SnapValue(worldPosition, new SnapAxisFilter(worldDirection) * snap);
}
position = Handles.inverseMatrix.MultiplyPoint(worldPosition);
GUI.changed = true;
evt.Use();
}
break;
case EventType.MouseUp:
if (GUIUtility.hotControl == id && (evt.button == 0 || evt.button == 2))
{
GUIUtility.hotControl = 0;
evt.Use();
EditorGUIUtility.SetWantsMouseJumping(0);
}
break;
case EventType.MouseMove:
if (id == HandleUtility.nearestControl)
{
HandleUtility.Repaint();
}
break;
case EventType.Repaint:
Color temp = Color.white;
if (id == GUIUtility.hotControl)
{
temp = Handles.color;
Handles.color = Handles.selectedColor;
}
else if (id == HandleUtility.nearestControl && GUIUtility.hotControl == 0 && !evt.alt)
{
temp = Handles.color;
Handles.color = Handles.preselectionColor;
}
capFunction(id, position + offset, Quaternion.LookRotation(handleDirection), size, EventType.Repaint);
if (id == GUIUtility.hotControl || id == HandleUtility.nearestControl && GUIUtility.hotControl == 0)
{
Handles.color = temp;
}
break;
}
return(position);
}