void ReleaseDesignerOutlets()
{
if (PathLabel != null)
{
PathLabel.Dispose();
PathLabel = null;
}
if (UrhoSurfacePlaceholder != null)
{
UrhoSurfacePlaceholder.Dispose();
UrhoSurfacePlaceholder = null;
}
}
public new string ToString()
{
StringBuilder sB = new StringBuilder();
sB.Append("Conflict: ");
for (int i = 0; i < Conflict.TheConflict.Count - 1; i++)
{
sB.Append(Conflict.TheConflict[i].Id + ", ");
}
sB.Append(Conflict.TheConflict[Conflict.TheConflict.Count - 1].Id);
sB.AppendLine("\n" + PathLabel.ToString());
sB.AppendLine();
return(sB.ToString());
}
public int CompareTo(HSTreeNode other)
{
if (PathLabel.CompareTo(other.PathLabel) == 0)
{
//Have sane path level..
//now check if have same Conflict
bool eq = Enumerable.SequenceEqual(Conflict.TheConflict.OrderBy(t => t), other.Conflict.TheConflict.OrderBy(t => t));
if (eq)
{
return(0);
}
return(1);
}
return(1);
}
private BaseLabel CreateLabel(IFeature fdr, IGeometry feature, string text, float rotation, int priority, LabelStyle style, Map map, IGraphics g, GetLocationMethod _getLocationMethod)
{
if (feature == null)
{
return(null);
}
BaseLabel lbl = null;
SizeF size = RendererHelper.SizeOfString(g, text, style.Font);
if (feature is ILineal)
{
var line = feature as ILineString;
if (line != null)
{
if (style.IsTextOnPath == false)
{
if (size.Width < 0.95 * line.Length / map.PixelWidth || style.IgnoreLength)
{
var positiveLineString = PositiveLineString(line, false);
var lineStringPath = LineStringToPath(positiveLineString, map /*, false*/);
var rect = lineStringPath.GetBounds();
if (style.CollisionDetection && !style.CollisionBuffer.IsEmpty)
{
var cbx = style.CollisionBuffer.Width;
var cby = style.CollisionBuffer.Height;
rect.Inflate(2 * cbx, 2 * cby);
rect.Offset(-cbx, -cby);
}
var labelBox = new LabelBox(rect);
lbl = new PathLabel(text, lineStringPath, 0, priority, labelBox, style);
}
}
else
{
//get centriod
PointF position2 = map.WorldToImage(feature.EnvelopeInternal.Centre);
lbl = new Label(text, position2, rotation, priority, style);
if (size.Width < 0.95 * line.Length / map.PixelWidth || !style.IgnoreLength)
{
CalculateLabelAroundOnLineString(line, ref lbl, map, g, size);
}
}
}
return(lbl);
}
var worldPosition = _getLocationMethod == null
? feature.EnvelopeInternal.Centre
: _getLocationMethod(fdr);
if (worldPosition == null)
{
return(null);
}
var position = Transform.WorldtoMap(worldPosition, map);
var location = new PointF(
position.X - size.Width * (short)style.HorizontalAlignment * 0.5f,
position.Y - size.Height * (short)(2 - (int)style.VerticalAlignment) * 0.5f);
if (location.X - size.Width > map.Size.Width || location.X + size.Width < 0 ||
location.Y - size.Height > map.Size.Height || location.Y + size.Height < 0)
{
return(null);
}
if (!style.CollisionDetection)
{
lbl = new Label(text, location, rotation, priority, null, style)
{
LabelPoint = position
}
}
;
else
{
//Collision detection is enabled so we need to measure the size of the string
lbl = new Label(text, location, rotation, priority,
new LabelBox(location.X - size.Width * 0.5f - style.CollisionBuffer.Width,
location.Y + size.Height * 0.5f + style.CollisionBuffer.Height,
size.Width + 2f * style.CollisionBuffer.Width,
size.Height + style.CollisionBuffer.Height * 2f), style)
{
LabelPoint = position
};
}
/*
* if (feature is LineString)
* {
* var line = feature as LineString;
*
* //Only label feature if it is long enough, or it is definately wanted
* if (line.Length / map.PixelSize > size.Width || style.IgnoreLength)
* {
* CalculateLabelOnLinestring(line, ref lbl, map);
* }
* else
* return null;
* }
*/
return(lbl);
}
private static BaseLabel CreateLabel(Geometry feature, string text, float rotation, int priority, LabelStyle style, Map map,
Graphics g)
{
BaseLabel lbl = null;
SizeF size = VectorRenderer.SizeOfString(g, text, style.Font);
if (feature is ILineal)
{
var line = feature as LineString;
if (line != null)
{
if (size.Width < 0.95 * line.Length / map.PixelWidth || !style.IgnoreLength)
{
var positiveLineString = PositiveLineString(line, false);
var lineStringPath = LineStringToPath(positiveLineString, map /*, false*/);
var rect = lineStringPath.GetBounds();
if (style.CollisionDetection && !style.CollisionBuffer.IsEmpty)
{
var cbx = style.CollisionBuffer.Width;
var cby = style.CollisionBuffer.Height;
rect.Inflate(2 * cbx, 2 * cby);
rect.Offset(-cbx, -cby);
}
var labelBox = new LabelBox(rect);
lbl = new PathLabel(text, lineStringPath, 0, priority, labelBox, style);
}
}
return(lbl);
}
PointF position = Transform.WorldtoMap(feature.GetBoundingBox().GetCentroid(), map);
position.X = position.X - size.Width * (short)style.HorizontalAlignment * 0.5f;
position.Y = position.Y - size.Height * (short)(2 - (int)style.VerticalAlignment) * 0.5f;
if (position.X - size.Width > map.Size.Width || position.X + size.Width < 0 ||
position.Y - size.Height > map.Size.Height || position.Y + size.Height < 0)
{
return(null);
}
if (!style.CollisionDetection)
{
lbl = new Label(text, position, rotation, priority, null, style);
}
else
{
//Collision detection is enabled so we need to measure the size of the string
lbl = new Label(text, position, rotation, priority,
new LabelBox(position.X - size.Width * 0.5f - style.CollisionBuffer.Width,
position.Y + size.Height * 0.5f + style.CollisionBuffer.Height,
size.Width + 2f * style.CollisionBuffer.Width,
size.Height + style.CollisionBuffer.Height * 2f), style);
}
/*
* if (feature is LineString)
* {
* var line = feature as LineString;
*
* //Only label feature if it is long enough, or it is definately wanted
* if (line.Length / map.PixelSize > size.Width || style.IgnoreLength)
* {
* CalculateLabelOnLinestring(line, ref lbl, map);
* }
* else
* return null;
* }
*/
return(lbl);
}
private void UpdateLabels()
{
NameLabel.Update();
PathLabel.Update();
TagsLabel.Update();
}
private static BaseLabel CreateLabel(Geometry feature, string text, float rotation, int priority, LabelStyle style, Map map,
Graphics g)
{
BaseLabel lbl = null;
SizeF size = VectorRenderer.SizeOfString(g, text, style.Font);
if (feature is ILineal)
{
var line = feature as LineString;
if (line != null)
{
if (size.Width < 0.95 * line.Length / map.PixelWidth || !style.IgnoreLength)
{
var positiveLineString = PositiveLineString(line, false);
var lineStringPath = LineStringToPath(positiveLineString, map /*, false*/);
var rect = lineStringPath.GetBounds();
if (style.CollisionDetection && !style.CollisionBuffer.IsEmpty)
{
var cbx = style.CollisionBuffer.Width;
var cby = style.CollisionBuffer.Height;
rect.Inflate(2*cbx, 2*cby);
rect.Offset(-cbx, -cby);
}
var labelBox = new LabelBox(rect);
lbl = new PathLabel(text, lineStringPath, 0, priority, labelBox, style);
}
}
return lbl;
}
PointF position = Transform.WorldtoMap(feature.GetBoundingBox().GetCentroid(), map);
position.X = position.X - size.Width*(short) style.HorizontalAlignment*0.5f;
position.Y = position.Y - size.Height*(short) (2-(int)style.VerticalAlignment)*0.5f;
if (position.X - size.Width > map.Size.Width || position.X + size.Width < 0 ||
position.Y - size.Height > map.Size.Height || position.Y + size.Height < 0)
return null;
if (!style.CollisionDetection)
lbl = new Label(text, position, rotation, priority, null, style);
else
{
//Collision detection is enabled so we need to measure the size of the string
lbl = new Label(text, position, rotation, priority,
new LabelBox(position.X - size.Width*0.5f - style.CollisionBuffer.Width,
position.Y + size.Height*0.5f + style.CollisionBuffer.Height,
size.Width + 2f*style.CollisionBuffer.Width,
size.Height + style.CollisionBuffer.Height*2f), style);
}
/*
if (feature is LineString)
{
var line = feature as LineString;
//Only label feature if it is long enough, or it is definately wanted
if (line.Length / map.PixelSize > size.Width || style.IgnoreLength)
{
CalculateLabelOnLinestring(line, ref lbl, map);
}
else
return null;
}
*/
return lbl;
}
private static BaseLabel CreateLabel(FeatureDataRow fdr, IGeometry feature, string text, float rotation, int priority, LabelStyle style, Map map, Graphics g, GetLocationMethod _getLocationMethod)
{
if (feature == null) return null;
BaseLabel lbl = null;
SizeF size = VectorRenderer.SizeOfString(g, text, style.Font);
if (feature is ILineal)
{
var line = feature as ILineString;
if (line != null)
{
if (style.IsTextOnPath == false)
{
if (size.Width < 0.95 * line.Length / map.PixelWidth || style.IgnoreLength)
{
var positiveLineString = PositiveLineString(line, false);
var lineStringPath = LineStringToPath(positiveLineString, map /*, false*/);
var rect = lineStringPath.GetBounds();
if (style.CollisionDetection && !style.CollisionBuffer.IsEmpty)
{
var cbx = style.CollisionBuffer.Width;
var cby = style.CollisionBuffer.Height;
rect.Inflate(2 * cbx, 2 * cby);
rect.Offset(-cbx, -cby);
}
var labelBox = new LabelBox(rect);
lbl = new PathLabel(text, lineStringPath, 0, priority, labelBox, style);
}
}
else
{
//get centriod
System.Drawing.PointF position2 = map.WorldToImage(feature.EnvelopeInternal.Centre);
lbl = new Label(text, position2, rotation, priority, style);
if (size.Width < 0.95 * line.Length / map.PixelWidth || !style.IgnoreLength)
{
CalculateLabelAroundOnLineString(line, ref lbl, map, g, size);
}
}
}
return lbl;
}
var worldPosition = _getLocationMethod == null
? feature.EnvelopeInternal.Centre
: _getLocationMethod(fdr);
if (worldPosition == null) return null;
var position = Transform.WorldtoMap(worldPosition, map);
var location = new PointF(
position.X - size.Width*(short) style.HorizontalAlignment*0.5f,
position.Y - size.Height*(short) (2 - (int) style.VerticalAlignment)*0.5f);
if (location.X - size.Width > map.Size.Width || location.X + size.Width < 0 ||
location.Y - size.Height > map.Size.Height || location.Y + size.Height < 0)
return null;
if (!style.CollisionDetection)
lbl = new Label(text, location, rotation, priority, null, style)
{LabelPoint = position};
else
{
//Collision detection is enabled so we need to measure the size of the string
lbl = new Label(text, location, rotation, priority,
new LabelBox(location.X - size.Width*0.5f - style.CollisionBuffer.Width,
location.Y + size.Height*0.5f + style.CollisionBuffer.Height,
size.Width + 2f*style.CollisionBuffer.Width,
size.Height + style.CollisionBuffer.Height*2f), style)
{ LabelPoint = position };
}
/*
if (feature is LineString)
{
var line = feature as LineString;
//Only label feature if it is long enough, or it is definately wanted
if (line.Length / map.PixelSize > size.Width || style.IgnoreLength)
{
CalculateLabelOnLinestring(line, ref lbl, map);
}
else
return null;
}
*/
return lbl;
}
