public XNode(Node node, string category = null)
{
Node = node;
_category = category;
Border b = new Border();
double size = node.Label.Text.Length * 9;
b.Width = size + 12;
b.Height = size * 2 / 3 + 4;
_visualObject = b;
Brush strokeBrush = CommonX.BrushFromMsaglColor(Node.Attr.Color);
if (category != null)
{
Brush brush = Categories.GetBrush(_category);
if (brush != null)
{
strokeBrush = brush;
}
}
BoundaryPath = new Path {
//Data = CreatePathFromNodeBoundary(),
Stroke = strokeBrush,
Fill = CommonX.BrushFromMsaglColor(Node.Attr.FillColor),
StrokeThickness = Node.Attr.LineWidth
};
Node.Attr.LineWidthHasChanged += AttrLineWidthHasChanged;
//Node.Attr.GeometryNode.LayoutChangeEvent += GeometryNodeBeforeLayoutChangeEvent;
}
void CreateBackgroundRectangle(GeometryGraph geomGraph)
{
rectToFillGraphBackground = new System.Windows.Shapes.Rectangle();
SetBackgroundRectanglePositionAndSize(geomGraph);
rectToFillGraphBackground.Fill = CommonX.BrushFromMsaglColor(drawingGraph.Attr.BackgroundColor);
Panel.SetZIndex(rectToFillGraphBackground, -1);
graphCanvas.Children.Add(rectToFillGraphBackground);
}
public XEdge(Edge edge, string category = null)
{
Edge = edge;
_category = category;
_strokePathThickness = edge.Attr.LineWidth;
if (edge.Label != null)
{
XLabel label = new XLabel(edge);
this.XLabel = label;
_visualObject = label.VisualObject;
}
Path = new Path
{
Stroke = CommonX.BrushFromMsaglColor(edge.Attr.Color),
StrokeThickness = _strokePathThickness,
StrokeDashArray = EdgeCategories.GetDashArray(category),
Tag = this
};
}
public XNode(Node node, GraphNode gnode = null)
{
Node = node;
_vsGraphNodeInfo = gnode;
_visualObject = new LevelOfDetailsContainer();
Brush strokeBrush = CommonX.BrushFromMsaglColor(Node.Attr.Color);
_fill = CommonX.BrushFromMsaglColor(Node.Attr.FillColor);
if (gnode != null)
{
if (gnode.Categories.Count() > 0)
{
_category = gnode.Categories.ElementAt(0).ToString().Replace("CodeSchema_", "");
_fill = NodeCategories.GetFill(_category);
Brush brush = NodeCategories.GetStroke(_category);
if (brush != null)
{
strokeBrush = brush;
}
}
}
BoundaryPath = new Path {
//Data = CreatePathFromNodeBoundary(),
Stroke = strokeBrush,
Fill = _fill,
StrokeThickness = Node.Attr.LineWidth,
Tag = this
};
BoundaryCurveIsDirty = true;
Node.Attr.VisualsChanged += AttrLineWidthHasChanged;
//Node.Attr.GeometryNode.LayoutChangeEvent += GeometryNodeBeforeLayoutChangeEvent;
}
public void Invalidate(double scale = 1)
{
if (BoundaryCurveIsDirty)
{
BoundaryPath.Data = CreatePathFromNodeBoundary();
BoundaryCurveIsDirty = false;
}
PositionPath(Node.BoundingBox);
var node_scale = Scale();
if (_visualObject != null)
{
if (node_scale < 0.5)
{
if (_visualObject.Visibility != Visibility.Hidden)
{
_visualObject.Visibility = Visibility.Hidden;
BoundaryPath.Fill = BoundaryPath.Stroke;
}
}
else
{
if (_visualObject.Visibility != Visibility.Visible)
{
_visualObject.Visibility = Visibility.Visible;
BoundaryPath.Fill = CommonX.BrushFromMsaglColor(Node.Attr.FillColor);
}
if (_vTitle == null)
{
Grid g = new Grid();
((Border)_visualObject).Child = g;
g.Margin = new Thickness(4);
g.VerticalAlignment = VerticalAlignment.Center;
g.HorizontalAlignment = HorizontalAlignment.Center;
g.ColumnDefinitions.Add(new ColumnDefinition {
Width = new GridLength(1, GridUnitType.Auto)
});
g.ColumnDefinitions.Add(new ColumnDefinition {
Width = new GridLength(1, GridUnitType.Star)
});
_vTitle = new TextBlock {
Text = Node.Label.Text, Name = "Title"
};
_vTitle.VerticalAlignment = VerticalAlignment.Center;
g.Children.Add(_vTitle);
Grid.SetColumn(_vTitle, 1);
if (_category != null)
{
ImageSource src = Categories.GetIcon(_category);
if (src != null)
{
_vIcon = new Image {
Source = src
};
_vIcon.VerticalAlignment = VerticalAlignment.Center;
RenderOptions.SetBitmapScalingMode(_vIcon, BitmapScalingMode.HighQuality);
g.Children.Add(_vIcon);
}
}
}
double fontSize = Math.Min(12 / (node_scale * scale), 12);
_vTitle.FontSize = fontSize;
if (_vIcon != null)
{
_vIcon.Width = fontSize * 2;
}
CommonX.PositionElement(_visualObject, Node.BoundingBox.Center, node_scale);
}
}
}
