Size CalculateSizes(Topic parent, Size parentFullSize, Topic[] subTopics, MindMapLayoutArgs e, Vector4 vector, Hashtable layoutInfos)
{
Size fullSize = parentFullSize;// parent.Size;
if (subTopics != null && subTopics.Length > 0)
{
bool first = true;
foreach (Topic subTopic in subTopics)
{
subTopic.Size = CalculateNodeSize(subTopic, e);
var subTopicFullSize = LayoutAttachments(subTopic, e);
Size subSize = CalculateSizes(subTopic, subTopicFullSize, e, vector, layoutInfos);
if (first)
{
fullSize.Height = Math.Max(parent.Size.Height, subSize.Height);
first = false;
}
else
{
fullSize.Width = Math.Max(fullSize.Width, subSize.Width);
fullSize.Height += subSize.Height + e.ItemsSpace;
//fullSize.Height += subSize.Height + (int)((parent.IsRoot ? NodeSpaceRoot_V : NodeSpace_V) * args.Zoom);
}
}
fullSize.Width += e.LayerSpace + parent.Size.Width / 2;
}
layoutInfos[parent] = new TopicLayoutInfo(fullSize);
return(fullSize);
}
private Rectangle LayoutRoot(Topic topic, MindMapLayoutArgs e)
{
Hashtable layoutInfos = new Hashtable();
CalculateSizes(topic, layoutInfos, e);
if (!layoutInfos.Contains(topic))
{
return(Rectangle.Empty);
}
TopicLayoutInfo tli = (TopicLayoutInfo)layoutInfos[topic];
int y = 0;
int x;
if (Vector == MindMapLayoutType.LogicLeft)
{
x = tli.FullSize.Width - e.LayerSpace;
}
else
{
x = 0;
}
LayoutTopic(topic, layoutInfos, x, y, e);
return(new Rectangle(0, 0, tli.FullSize.Width, tli.FullSize.Height));
}
void LayoutTopic(Topic topic, Hashtable layoutInfos, int x, int y, MindMapLayoutArgs e)
{
var tli = (TopicLayoutInfo)layoutInfos[topic];
int foldBtnSize = FoldingButtonSize;
int x2;
if (Vector == MindMapLayoutType.TreeLeft)
{
topic.Location = new Point(x - topic.Width, y);
topic.FoldingButton = new Rectangle(topic.Right,
topic.Top + (int)Math.Round((topic.Height - foldBtnSize) / 2.0f, MidpointRounding.AwayFromZero),
foldBtnSize,
foldBtnSize);
x2 = topic.Left + topic.Width / 2 - e.LayerSpace;
}
else
{
topic.Location = new Point(x, y);
topic.FoldingButton = new Rectangle(topic.Left - foldBtnSize,
topic.Top + (int)Math.Round((topic.Height - foldBtnSize) / 2.0f, MidpointRounding.AwayFromZero),
foldBtnSize,
foldBtnSize);
x2 = topic.Left + topic.Width / 2 + e.LayerSpace;
}
topic.Lines.Clear();
if (!topic.Children.IsEmpty && !topic.Folded)
{
y += topic.Height + e.ItemsSpace;
foreach (Topic subTopic in topic.Children)
{
LayoutTopic(subTopic, layoutInfos, x2, y, e);
if (layoutInfos.Contains(subTopic))
{
TopicLayoutInfo tli2 = (TopicLayoutInfo)layoutInfos[subTopic];
y += tli2.FullSize.Height + e.ItemsSpace;
}
// line
var line = CreateTopicLine(e, topic, subTopic);
if (line != null)
{
topic.Lines.Add(line);
}
}
}
}
void CalculateSizes(Topic topic, Hashtable layoutInfos, MindMapLayoutArgs e)
{
if (topic == null)
{
return;
}
topic.Size = CalculateNodeSize(topic, e);
var topicFullSize = LayoutAttachments(topic, e);
TopicLayoutInfo tlf = new TopicLayoutInfo();
int w = 0;
int h = 0;
if (!topic.Children.IsEmpty && !topic.Folded)
{
foreach (Topic subTopic in topic.Children)
{
CalculateSizes(subTopic, layoutInfos, e);
if (layoutInfos.Contains(subTopic))
{
TopicLayoutInfo tli = (TopicLayoutInfo)layoutInfos[subTopic];
h += tli.FullSize.Height;
w = Math.Max(w, tli.FullSize.Width);
}
if (subTopic != topic.Children[0])
{
h += e.ItemsSpace;
}
}
tlf.ChildrenSize = new Size(w, h);
tlf.FullSize = new Size(Math.Max(topicFullSize.Width, w + topicFullSize.Width / 2 + e.LayerSpace),
topicFullSize.Height + e.ItemsSpace + h);
}
else
{
tlf.FullSize = new Size(topicFullSize.Width, topicFullSize.Height);
}
//if (!topic.Children.IsEmpty)
//tlf.FullSize.Height += FoldingButtonSize;
layoutInfos[topic] = tlf;
}
void CalculateSizes(Topic topic, Hashtable layoutInfos, MindMapLayoutArgs e)
{
if (topic == null)
{
return;
}
Size size = CalculateNodeSize(topic, e);
if (size.Width % 2 == 0)
{
size = new Size(size.Width + 1, size.Height);
}
topic.Size = size;
var topicFullSize = LayoutAttachments(topic, e);
int w = 0;
int h = 0;
if (!topic.Children.IsEmpty && !topic.Folded)
{
foreach (var subTopic in topic.Children)
{
CalculateSizes(subTopic, layoutInfos, e);
if (layoutInfos.Contains(subTopic))
{
TopicLayoutInfo tli = (TopicLayoutInfo)layoutInfos[subTopic];
w += tli.FullSize.Width;
h = Math.Max(h, tli.FullSize.Height);
}
if (subTopic != topic.Children[0])
{
w += e.ItemsSpace;
}
}
}
TopicLayoutInfo tlf = new TopicLayoutInfo();
tlf.ChildrenSize = new Size(w, h);
tlf.FullSize = new Size(Math.Max(w, topicFullSize.Width), h + topicFullSize.Height + e.LayerSpace);
layoutInfos[topic] = tlf;
}
