//----------------------------------------------------------------------------
//----------------------------------------------------------------------------
//new Vector3(end.x, end.y + end.height / 2, 0);
Vector3 getEndPos(Rect start, Rect end, nodeLocation currentNodeLocation, int repeatCount)
{
float adj = 10;
float adj2 = 0;
if (start == end)
{
adj2 = 60.0f;
}
if (currentNodeLocation == nodeLocation.right)
{
return(new Vector3(end.x - adj, end.y + end.height / 1.5f + repeatCount * 10 + adj2, 0));
}
if (currentNodeLocation == nodeLocation.left)
{
return(new Vector3(end.x + end.width + adj, end.y + end.height / 1.5f + repeatCount * 10 + adj2, 0));
}
if (currentNodeLocation == nodeLocation.top)
{
return(new Vector3(end.x + end.width / 1.5f + repeatCount * 10 + adj2, end.y + end.height + adj, 0));
}
if (currentNodeLocation == nodeLocation.bottom)
{
return(new Vector3(end.x + end.width / 1.5f + repeatCount * 10 + adj2, end.y - adj, 0));
}
return(new Vector3(end.x, end.y + end.height / 1.5f, 0));
}
//----------------------------------------------------------------------------
//----------------------------------------------------------------------------
void DrawNodeCurve(Rect start, Rect end, EventConnection eventCon)
{
nodeLocation currentNodeLocation = getNodeLocation(start, end);
Vector3 startPos = getStartPos(start, end, currentNodeLocation, eventCon.fromToCount);
Vector3 endPos = getEndPos(start, end, currentNodeLocation, eventCon.fromToCount);
eventCon.fromPT = startPos;
eventCon.toPT = endPos;
float chunk = Vector3.Distance(startPos, endPos) / 2.5f;
Vector3 startTan = getStartTan(currentNodeLocation, chunk, startPos);
Vector3 endTan = getEndTan(currentNodeLocation, chunk, endPos); //endPos + chunk*Vector3.left;;
Color shadowCol = new Color(0, 0, 0, 0.06f);
//Vector3 end3=new Vector3(endPos.x-(endPos.x- startPos.x)/45,endPos.y-(endPos.y- startPos.y)/45,0);
for (int i = 0; i < 3; i++)
{ // Draw a shadow
//arrow = Resources.GetBuiltinResource<Texture>("/stateMachine/Resources/arrow.png");
Handles.DrawBezier(startPos, endPos, startTan, endTan, shadowCol, null, (i + 3) * 5);
}
float arrowSize = 17;
Rect arrowRect = new Rect(endPos.x - arrowSize / 2, endPos.y - arrowSize / 2, arrowSize, arrowSize);
if (currentNodeLocation == nodeLocation.bottom)
{
arrow = (Texture2D)Resources.Load("arrowDown", typeof(Texture2D));
}
else
if (currentNodeLocation == nodeLocation.top)
{
arrow = (Texture2D)Resources.Load("arrowUp", typeof(Texture2D));
}
else
if (currentNodeLocation == nodeLocation.left)
{
arrow = (Texture2D)Resources.Load("arrowLeft", typeof(Texture2D));
}
else
{
arrow = (Texture2D)Resources.Load("arrowRight", typeof(Texture2D));
}
//GUIUtility.RotateAroundPivot(20,new Vector2(0,0));
Handles.color = Color.white;
//Handles.ConeCap (0,end3, Quaternion.AngleAxis(0,Vector3.down) ,11);
//Handles.ConeCap (0,endPos, Quaternion.AngleAxis(0,Vector3.down) ,7);
Handles.DrawBezier(startPos, endPos, startTan, endTan, Color.gray, null, 2);
drawHandle(startPos);
GUI.DrawTexture(arrowRect, arrow);
}
//----------------------------------------------------------------------------
//----------------------------------------------------------------------------
Vector3 getStartPos(Rect start, Rect end, nodeLocation currentNodeLocation, int repeatCount)
{
float adj = 0;
if (start == end)
{
adj = -60.0f;
}
float boxAdjust = 2;
if (currentNodeLocation == nodeLocation.right)
{
return(new Vector3(start.x + start.width + boxAdjust, start.y + start.height / 3 + repeatCount * 10 + adj, 0));
}
if (currentNodeLocation == nodeLocation.left)
{
return(new Vector3(start.x - boxAdjust, start.y + start.height / 3 + repeatCount * 10 + adj, 0));
}
if (currentNodeLocation == nodeLocation.top)
{
return(new Vector3(start.x + start.width / 3 + repeatCount * 10 + adj, start.y - boxAdjust, 0));
}
if (currentNodeLocation == nodeLocation.bottom)
{
return(new Vector3(start.x + start.width / 3 + repeatCount * 10 + adj, start.y + start.height + boxAdjust, 0));
}
return(new Vector3(start.x + start.width, start.y + start.height / 2, 0));
}
//----------------------------------------------------------------------------
//----------------------------------------------------------------------------
Vector3 getEndTan(nodeLocation currentNodeLocation, float chunk, Vector3 endPos)
{
if (currentNodeLocation == nodeLocation.right)
{
return(endPos + chunk * Vector3.left);
}
if (currentNodeLocation == nodeLocation.left)
{
return(endPos + chunk * Vector3.right);
}
if (currentNodeLocation == nodeLocation.top)
{
return(endPos + chunk * Vector3.up);
}
if (currentNodeLocation == nodeLocation.bottom)
{
return(endPos + chunk * Vector3.down);
}
return(endPos + chunk * Vector3.right);
}