public void _secondWalk(TreeLayout tree, LayoutNode node, int level, double X, double Y)
{
if (level <= tree.Config.iMaxDepth)
{
var xTmp = tree.RootXOffset + node.Prelim + X;
var yTmp = tree.RootYOffset + Y;
double maxsizeTmp = 0;
double nodesizeTmp = 0;
var flag = false;
switch (tree.Config.iRootOrientation)
{
case TreeLayout.RO_TOP:
case TreeLayout.RO_BOTTOM:
maxsizeTmp = tree.MaxLevelHeight[level];
nodesizeTmp = node.H;
break;
case TreeLayout.RO_RIGHT:
case TreeLayout.RO_LEFT:
maxsizeTmp = tree.MaxLevelWidth[level];
flag = true;
nodesizeTmp = node.W;
break;
}
switch (tree.Config.iNodeJustification)
{
case TreeLayout.NJ_TOP:
node.X = xTmp;
node.Y = yTmp;
break;
case TreeLayout.NJ_CENTER:
node.X = xTmp;
node.Y = yTmp + (maxsizeTmp - nodesizeTmp) / 2;
break;
case TreeLayout.NJ_BOTTOM:
node.X = xTmp;
node.Y = (yTmp + maxsizeTmp) - nodesizeTmp;
break;
}
if (flag)
{
var swapTmp = node.X;
node.X = node.Y;
node.Y = swapTmp;
}
switch (tree.Config.iRootOrientation)
{
case TreeLayout.RO_BOTTOM:
node.Y = -node.Y - nodesizeTmp;
break;
case TreeLayout.RO_RIGHT:
node.X = -node.X - nodesizeTmp;
break;
}
if (node._getChildrenCount() != 0)
{
_secondWalk(tree, node._getFirstChild(), level + 1, X + node.Modifier, Y + maxsizeTmp + tree.Config.iLevelSeparation);
}
var rightSibling = node._getRightSibling();
if (rightSibling != null)
{
_secondWalk(tree, rightSibling, level, X, Y);
}
}
}
//
public void Update(TreeLayout tree)
{
switch (tree.Config.iRootOrientation)
{
case TreeLayout.RO_TOP:
xa = Source.X + (Source.W / 2);
ya = Source.Y + Source.H;
break;
case TreeLayout.RO_BOTTOM:
xa = Source.X + (Source.W / 2);
ya = Source.Y;
break;
case TreeLayout.RO_RIGHT:
xa = Source.X;
ya = Source.Y + (Source.H / 2);
break;
case TreeLayout.RO_LEFT:
xa = Source.X + Source.W;
ya = Source.Y + (Source.H / 2);
break;
}
switch (tree.Config.iRootOrientation)
{
case TreeLayout.RO_TOP:
xd = xc = Target.X + (Target.W / 2);
yd = Target.Y;
xb = xa;
switch (tree.Config.iNodeJustification)
{
case TreeLayout.NJ_TOP:
yb = yc = yd - tree.Config.iLevelSeparation / 2;
break;
case TreeLayout.NJ_BOTTOM:
yb = yc = ya + tree.Config.iLevelSeparation / 2;
break;
case TreeLayout.NJ_CENTER:
yb = yc = ya + (yd - ya) / 2;
break;
}
break;
case TreeLayout.RO_BOTTOM:
xd = xc = Target.X + (Target.W / 2);
yd = Target.Y + Target.H;
xb = xa;
switch (tree.Config.iNodeJustification)
{
case TreeLayout.NJ_TOP:
yb = yc = yd + tree.Config.iLevelSeparation / 2;
break;
case TreeLayout.NJ_BOTTOM:
yb = yc = ya - tree.Config.iLevelSeparation / 2;
break;
case TreeLayout.NJ_CENTER:
yb = yc = yd + (ya - yd) / 2;
break;
}
break;
case TreeLayout.RO_RIGHT:
xd = Target.X + Target.W;
yd = yc = Target.Y + (Target.H / 2);
yb = ya;
switch (tree.Config.iNodeJustification)
{
case TreeLayout.NJ_TOP:
xb = xc = xd + tree.Config.iLevelSeparation / 2;
break;
case TreeLayout.NJ_BOTTOM:
xb = xc = xa - tree.Config.iLevelSeparation / 2;
break;
case TreeLayout.NJ_CENTER:
xb = xc = xd + (xa - xd) / 2;
break;
}
break;
case TreeLayout.RO_LEFT:
xd = Target.X;
yd = yc = Target.Y + (Target.H / 2);
yb = ya;
switch (tree.Config.iNodeJustification)
{
case TreeLayout.NJ_TOP:
xb = xc = xd - tree.Config.iLevelSeparation / 2;
break;
case TreeLayout.NJ_BOTTOM:
xb = xc = xa + tree.Config.iLevelSeparation / 2;
break;
case TreeLayout.NJ_CENTER:
xb = xc = xa + (xd - xa) / 2;
break;
}
break;
}
/*tree.ctx.save();
* tree.ctx.strokeStyle = tree.config.linkColor;
* tree.ctx.beginPath();
* switch (tree.config.linkType)
* {
* case "M":
* tree.ctx.moveTo(xa,ya);
* tree.ctx.lineTo(xb,yb);
* tree.ctx.lineTo(xc,yc);
* tree.ctx.lineTo(xd,yd);
* break;
*
* case "B":
* tree.ctx.moveTo(xa,ya);
* tree.ctx.bezierCurveTo(xb,yb,xc,yc,xd,yd);
* break;
* }
* tree.ctx.stroke();
* tree.ctx.restore();*/
}
