protected override bool SingleAnchorGUI(AnchoredJoint2D joint2D, AnchorInfo anchorInfo, JointHelpers.AnchorBias bias)
{
var hingeJoint2D = joint2D as HingeJoint2D;
if (hingeJoint2D == null)
{
return(false);
}
if (bias == JointHelpers.AnchorBias.Either)
{
DrawLinesAndDiscs(hingeJoint2D, anchorInfo, JointHelpers.AnchorBias.Main);
DrawLinesAndDiscs(hingeJoint2D, anchorInfo, JointHelpers.AnchorBias.Connected);
}
else
{
DrawLinesAndDiscs(hingeJoint2D, anchorInfo, bias);
}
var mainAnchorPosition = JointHelpers.GetMainAnchorPosition(hingeJoint2D);
var connectedAnchorPosition = JointHelpers.GetConnectedAnchorPosition(hingeJoint2D);
if (bias == JointHelpers.AnchorBias.Main &&
Vector2.Distance(mainAnchorPosition, connectedAnchorPosition) > AnchorEpsilon)
{
using (new HandleColor(GetAdjustedColor(Color.green))) {
Handles.DrawLine(mainAnchorPosition, connectedAnchorPosition);
}
}
return(false);
}
protected override bool SingleAnchorGUI(AnchoredJoint2D joint2D, AnchorInfo anchorInfo, JointHelpers.AnchorBias bias)
{
var jointWithDistance = joint2D as T;
if (!jointWithDistance)
{
return(false);
}
var mainAnchorPosition = JointHelpers.GetMainAnchorPosition(jointWithDistance);
var connectedAnchorPosition = JointHelpers.GetConnectedAnchorPosition(jointWithDistance);
if (Vector2.Distance(mainAnchorPosition, connectedAnchorPosition) > AnchorEpsilon)
{
using (new HandleColor(Color.green)) {
Handles.DrawLine(mainAnchorPosition, connectedAnchorPosition);
}
}
DrawDistance(jointWithDistance, anchorInfo, bias);
Handles.DrawLine(mainAnchorPosition, connectedAnchorPosition);
return(false);
}
protected override void ReAlignAnchors(AnchoredJoint2D joint2D, JointHelpers.AnchorBias alignmentBias)
{
var sliderJoint2D = (SliderJoint2D)joint2D;
//align the angle to the connected anchor
var direction = JointHelpers.GetConnectedAnchorPosition(joint2D) -
JointHelpers.GetMainAnchorPosition(joint2D);
if (direction.magnitude > AnchorEpsilon)
{
var wantedAngle = Helpers2D.GetAngle(direction);
EditorHelpers.RecordUndo("Realign angle", sliderJoint2D);
sliderJoint2D.angle = wantedAngle - sliderJoint2D.transform.eulerAngles.z;
}
}
protected override bool SingleAnchorGUI(AnchoredJoint2D joint2D, AnchorInfo anchorInfo, JointHelpers.AnchorBias bias)
{
var sliderJoint2D = (SliderJoint2D)joint2D;
var mainAnchorPosition = JointHelpers.GetMainAnchorPosition(sliderJoint2D);
var connectedAnchorPosition = JointHelpers.GetConnectedAnchorPosition(sliderJoint2D);
var sliderAngleControlID = anchorInfo.GetControlID("sliderAngle");
if (bias != JointHelpers.AnchorBias.Connected &&
(
GUIUtility.hotControl == sliderAngleControlID ||
GUIUtility.hotControl == anchorInfo.GetControlID("minLimit") ||
GUIUtility.hotControl == anchorInfo.GetControlID("maxLimit") ||
!Event.current.shift))
{
DrawAngleWidget(sliderJoint2D, sliderAngleControlID);
if (sliderJoint2D.useLimits)
{
HandleLimits(sliderJoint2D, anchorInfo);
}
}
if (GUIUtility.hotControl == anchorInfo.GetControlID("slider"))
{
var snap = GetWantedAnchorPosition(sliderJoint2D, bias);
using (
new HandleColor(new Color(1, 1, 1,
isCreatedByTarget ? .5f * editorSettings.connectedJointTransparency : .5f))) {
Handles.DrawLine(connectedAnchorPosition, snap);
Handles.DrawLine(mainAnchorPosition, snap);
}
}
using (
new HandleColor(new Color(1, 1, 1,
0.125f * (isCreatedByTarget ? editorSettings.connectedJointTransparency : 1.0f)))) {
Handles.DrawLine(mainAnchorPosition, connectedAnchorPosition);
if (sliderJoint2D.connectedBody && GUIUtility.hotControl == sliderAngleControlID)
{
Handles.DrawLine(mainAnchorPosition, GetTargetPosition(sliderJoint2D, JointHelpers.AnchorBias.Connected));
}
}
return(false);
}
protected void AddEditAngleMenuItem(TJointType joint2D, GenericMenu menu, Vector2 mousePosition)
{
var joint2DSettings = GetSettings(joint2D);
var mainAnchorPosition = JointHelpers.GetMainAnchorPosition(joint2D);
var guiContent = GetAngleEditinGUIContent();
menu.AddItem(new GUIContent("Edit " + guiContent.text), false,
() =>
ShowUtility(
"Edit " + guiContent.text,
new Rect(mousePosition.x - 250, mousePosition.y + 15, 500, EditorGUIUtility.singleLineHeight * 3),
delegate(Action close, bool focused) {
EditorGUI.BeginChangeCheck();
var newAngle =
EditorGUILayout.FloatField(
guiContent,
GetAngle(joint2D));
if (EditorGUI.EndChangeCheck())
{
using (new Modification(guiContent.text, joint2D)) {
if (joint2DSettings.lockAnchors)
{
var angleDelta = Mathf.DeltaAngle(GetAngle(joint2D), newAngle);
var connectedAnchorPosition =
JointHelpers.GetConnectedAnchorPosition(joint2D);
var connectedOffset = connectedAnchorPosition - mainAnchorPosition;
JointHelpers.SetWorldConnectedAnchorPosition(joint2D,
mainAnchorPosition +
(Vector2)(Helpers2D.Rotate(angleDelta) * connectedOffset));
}
SetAngle(joint2D, newAngle);
}
}
if (GUILayout.Button("Done") ||
(Event.current.isKey &&
(Event.current.keyCode == KeyCode.Return || Event.current.keyCode == KeyCode.Escape) &&
focused))
{
close();
}
}));
}
protected override IEnumerable <Vector2> GetSnapPositions(AnchoredJoint2D joint2D, AnchorInfo anchorInfo,
JointHelpers.AnchorBias bias, Vector2 anchorPosition)
{
if (!EditorGUI.actionKey)
{
return(null);
}
var wheelJoint2D = (WheelJoint2D)joint2D;
if (SettingsHelper.GetOrCreate(joint2D).lockAnchors ||
Vector2.Distance(JointHelpers.GetMainAnchorPosition(joint2D),
JointHelpers.GetConnectedAnchorPosition(joint2D)) <= AnchorEpsilon)
{
return(null);
}
return(new[] { GetWantedAnchorPosition(wheelJoint2D, bias, anchorPosition) });
}
protected override bool SingleAnchorGUI(AnchoredJoint2D joint2D, AnchorInfo anchorInfo, JointHelpers.AnchorBias bias)
{
var wheelJoint2D = (WheelJoint2D)joint2D;
var mainAnchorPosition = JointHelpers.GetMainAnchorPosition(wheelJoint2D);
var connectedAnchorPosition = JointHelpers.GetConnectedAnchorPosition(wheelJoint2D);
var suspensionAngleControlID = anchorInfo.GetControlID("suspensionAngle");
if (bias != JointHelpers.AnchorBias.Connected &&
(GUIUtility.hotControl == suspensionAngleControlID || !Event.current.shift))
{
DrawAngleWidget(wheelJoint2D, suspensionAngleControlID);
}
var snapLineColor = GetAdjustedColor(new Color(1, 1, 1, .5f));
//if the joint anchors are being moved, then show snap lines
var sliderControlID = anchorInfo.GetControlID("slider");
if (GUIUtility.hotControl == sliderControlID)
{
var snap = GetWantedAnchorPosition(wheelJoint2D, bias);
using (new HandleColor(snapLineColor)) {
Handles.DrawLine(connectedAnchorPosition, snap);
Handles.DrawLine(mainAnchorPosition, snap);
}
}
using (new HandleColor(snapLineColor))
{
Handles.DrawLine(mainAnchorPosition, connectedAnchorPosition);
if (wheelJoint2D.connectedBody && GUIUtility.hotControl == suspensionAngleControlID)
{
Handles.DrawLine(mainAnchorPosition, GetTargetPosition(wheelJoint2D, JointHelpers.AnchorBias.Connected));
}
}
return(false);
}
protected override IEnumerable <Vector2> GetSnapPositions(AnchoredJoint2D joint2D, AnchorInfo anchorInfo, JointHelpers.AnchorBias bias, Vector2 anchorPosition)
{
var sliderJoint2D = (SliderJoint2D)joint2D;
var lockAnchors = SettingsHelper.GetOrCreate(sliderJoint2D).lockAnchors;
var oppositeBias = JointHelpers.GetOppositeBias(bias);
var oppositeAnchorPosition = JointHelpers.GetAnchorPosition(sliderJoint2D, oppositeBias);
var snapPositions = new List <Vector2>();
Vector2[] targetPositions;
if (joint2D.connectedBody)
{
targetPositions = new[] {
GetTargetPosition(joint2D, JointHelpers.AnchorBias.Main),
GetTargetPosition(joint2D, JointHelpers.AnchorBias.Connected)
};
}
else
{
targetPositions = new[] {
GetTargetPosition(joint2D, JointHelpers.AnchorBias.Main)
};
}
if (sliderJoint2D.useLimits)
{
Ray slideRay;
var min = sliderJoint2D.limits.min;
var max = sliderJoint2D.limits.max;
if (lockAnchors)
{
slideRay = new Ray(oppositeAnchorPosition,
(anchorPosition - oppositeAnchorPosition).normalized);
foreach (var targetPosition in targetPositions)
{
if (Vector2.Distance(oppositeAnchorPosition, targetPosition) <= AnchorEpsilon)
{
continue;
}
var fromConnectedToTarget = new Ray(oppositeAnchorPosition,
(targetPosition - oppositeAnchorPosition).normalized);
var closestPointToRay = Helpers2D.ClosestPointToRay(fromConnectedToTarget, anchorPosition);
var ray = new Ray(oppositeAnchorPosition, (closestPointToRay - oppositeAnchorPosition).normalized);
Vector2 wantedMinPosition = ray.GetPoint(min);
Vector2 wantedMaxPosition = ray.GetPoint(max);
snapPositions.Add(wantedMinPosition);
snapPositions.Add(wantedMaxPosition);
}
}
else
{
var worldAngle = sliderJoint2D.transform.eulerAngles.z + sliderJoint2D.angle;
if (bias == JointHelpers.AnchorBias.Main)
{
worldAngle += 180;
}
slideRay = new Ray(oppositeAnchorPosition,
Helpers2D.GetDirection(worldAngle));
}
Vector2 minPos = slideRay.GetPoint(min);
snapPositions.Add(minPos);
Vector2 maxPos = slideRay.GetPoint(max);
snapPositions.Add(maxPos);
}
if (lockAnchors)
{
//align onto the rays from either target towards the opposite bias
foreach (var targetPosition in targetPositions)
{
if (Vector2.Distance(targetPosition, oppositeAnchorPosition) <= AnchorEpsilon)
{
continue;
}
var fromConnectedToTarget = new Ray(oppositeAnchorPosition,
(targetPosition - oppositeAnchorPosition).normalized);
// if (Helpers2D.DistanceToLine(fromConnectedToTarget, anchorPosition) < snapDistance)
{
var closestPointToRay = Helpers2D.ClosestPointToRay(fromConnectedToTarget, anchorPosition);
snapPositions.Add(closestPointToRay);
}
}
}
if (!lockAnchors &&
!(Vector2.Distance(JointHelpers.GetMainAnchorPosition(joint2D),
JointHelpers.GetConnectedAnchorPosition(joint2D)) <= AnchorEpsilon))
{
var wantedAnchorPosition = GetWantedAnchorPosition(sliderJoint2D, bias, anchorPosition);
snapPositions.Add(wantedAnchorPosition);
}
return(snapPositions);
}
