public void Render(Feature feature)
{
//todo get the index
//object value = feature[feature.Values.Length - 1];
//if (value is DBNull) return;
//int index = Convert.ToInt32(value);
var count = _expressions.Count;
int index;
if (_exprEval != null || _caseValue != null)
{
index = -1;
var value = _exprEval != null ? _exprEval.Evaluate() : _caseValue;
for (int i = 0; i < _expressions.Count; i++)
if (Equals(value, _expressions[i] != null ? ((IDynamicExpression)_expressions[i]).Evaluate() : _whenValues[i]))
{
index = i;
break;
}
}
else
index = _expressions.FindIndex(e => e != null && ((IGenericExpression<bool>)e).Evaluate());
ContainerNodeRenderer branchRenderer;
if (index >= 0)
branchRenderer = _caseNode.Nodes[index].Renderer as ContainerNodeRenderer;
else if (_caseNode.Nodes.Count > _expressions.Count)
branchRenderer = _caseNode.Nodes[count].Renderer as ContainerNodeRenderer;
else
return;
branchRenderer.Render(feature);
RenderCount++;
}
public override void Render(Feature feature)
{
//_resolver.Feature = feature;
var image = string.IsNullOrEmpty(_marker.File) ? null : GetImage(_marker.File.ToLower());
foreach (var point in Renderer.GetPoint(feature.Geometry))
DrawPoint(point, image);
}
public override void Render(Feature feature)
{
if (!Visible)
return;
Renderer.Render(_renderers, feature);
RenderCount++;
}
public override void Render(Feature feature)
{
int tStart = Environment.TickCount;
Renderer.Graphics.SmoothingMode = SmoothingMode;
RenderChildren();
RenderCount++;
RenderTime = new TimeSpan((Environment.TickCount - tStart) * 10000);
}
public IEnumerable<Feature> GetFeatures(Feature feature)
{
var newFeature = _outputFeatureType.NewFeature(feature.Fid, feature.Values);
var id = feature.Values.Length;
var x = id + 1;
var y = x + 1;
var geometry = feature.Geometry;
foreach (var lineString in Renderer.GetLineString(geometry))
{
int start, end, inc = 1;
var vertices = lineString.CoordinateSequence;
switch (_verticesEnumerator.Mode)
{
case VerticesEnumeratorMode.All:
start = 0;
end = vertices.Count - 1;
break;
case VerticesEnumeratorMode.Range:
start = _verticesEnumerator.Start;
end = _verticesEnumerator.End;
inc = _verticesEnumerator.Increment;
break;
case VerticesEnumeratorMode.First:
start = end = 0;
break;
case VerticesEnumeratorMode.Last:
start = end = vertices.Count - 1;
break;
case VerticesEnumeratorMode.Outer:
start = 0;
inc = end = vertices.Count - 1;
break;
case VerticesEnumeratorMode.Inner:
start = 1;
end = vertices.Count - 2;
break;
default:
throw new InvalidEnumArgumentException();
}
for (int i = start; i <= end; i += inc)
{
var vertex = vertices.GetCoordinate(i);
newFeature[id] = i;
newFeature[x] = vertex.X;
newFeature[y] = vertex.Y;
newFeature.Geometry = new NetTopologySuite.Geometries.Point(vertex) { SRID = geometry.SRID, M = 0 };
yield return newFeature;
}
}
}
public override void Render(Feature feature)
{
try
{
foreach (var newFeature in GetFeatures(feature))
{
Renderer.FeatureVarResolver.Feature = newFeature;
base.Render(newFeature);
}
}
finally
{
Renderer.FeatureVarResolver.Feature = feature;
}
}
public override void Render(Feature feature)
{
var newFeature = new Feature(feature.FeatureType, feature.Fid, feature.Values);
newFeature.Geometry = CalibrateGeometry(feature.Geometry);
//_resolver.Feature = newFeature;
Renderer.FeatureVarResolver.Feature = newFeature;
try
{
//RenderPath(node, newFeature, path);
base.Render(newFeature);
}
finally
{
Renderer.FeatureVarResolver.Feature = feature;
}
}
public override void Render(Feature scrapFeature)
{
if(!(Visible && _layer.IsVisibleAt(Renderer.Zoom)))
return;
var tStart = Environment.TickCount;
Renderer.Graphics.SmoothingMode = SmoothingMode;
try
{
var cnt = 0;
foreach (var feature in _layer.GetFeatures(_featureType, _layer, Renderer.Window))
{
Renderer.Context.Variables[Renderer.FEATURE_VAR] = feature;
if (cnt >= _layer.MaxRender)
return;
Renderer.FeatureVarResolver.Feature = feature;
Renderer.Render(Renderers, feature);
cnt++;
}
FeatureCount = cnt;
Renderer.PerformLayerRendered(new LayerEventArgs(_layer));
}
catch (Exception ex)
{
var args = new LayerFailedEventArgs(_layer, ex);
Renderer.PerformLayerFailed(args);
}
finally
{
Renderer.FeatureVarResolver.Feature = null; //restore old feature
}
RenderCount++;
RenderTime = new TimeSpan((Environment.TickCount - tStart) * 10000);
}
public override void Render(Feature feature)
{
//_resolver.Feature = feature;
var color = GetRenderColor(_opacityEvaluator, _opacity, _colorEvaluator, _color);
if (feature != null)
{
_path.Reset();
foreach (var lineString in Renderer.GetLineString(feature.Geometry))
AddToPath(lineString, _path);
using (var brush = new SolidBrush(color))
Renderer.Graphics.FillPath(brush, _path);
}
//using (var path = new GraphicsPath())
//{
// switch (geometry.GeometryType)
// {
// case GeometryType2.Polygon:
// FillPolygon(brush, path, (Polygon)geometry);
// break;
// case GeometryType2.MultiPolygon:
// foreach (var polygon in ((MultiPolygon)geometry).Polygons)
// {
// FillPolygon(brush, path, polygon);
// path.Reset();
// }
// break;
// case GeometryType2.GeometryCollection:
// throw new NotImplementedException();
// default:
// throw new Exception("Unsuported geometry type for solid fill: " + geometry.GeometryType);
// }
//}
}
public override void Render(Feature feature)
{
foreach (var newFeature in GetFeatures(feature))
Renderer.Render(_verticesEnumerator, newFeature);
RenderCount++;
}
public Feature NewFeature(long fid)
{
var feature = new Feature(this, fid, new object[FieldCount]);
return feature;
}
public void Render(Feature feature)
{
_renderer.Context.Variables[_variable.Name] = _value;
RenderCount++;
}
public abstract void Render(Feature feature);
IEnumerable<Feature> GetFeatures(Feature feature, double start, double end, double Increment, double offset)
{
var newFeature = _outputFeatureType.NewFeature(feature.Fid, feature.Values);
var geometry = feature.Geometry;
for (var m = start; m <= end; m += Increment)
{
var loc = LengthLocationMap.GetLocation(geometry, m);
var seg = loc.GetSegment(geometry);
var coord = _offsetEvaluator != null ? seg.PointAlongOffset(loc.SegmentFraction, offset) : seg.PointAlong(loc.SegmentFraction);
coord = coord.WithMeasure(m);
if (_xIndex > 0) newFeature[_xIndex] = coord.X;
if (_yIndex > 0) newFeature[_yIndex] = coord.Y;
if (_zIndex > 0) newFeature[_zIndex] = coord.Z;
if (_mIndex > 0) newFeature[_mIndex] = coord.M;
if (_angleIndex >= 0) newFeature[_angleIndex] = seg.Angle / Math.PI * 180;
newFeature.Geometry = new NetTopologySuite.Geometries.Point(coord) { SRID = geometry.SRID };
yield return newFeature;
}
}
private IEnumerable<Feature> GetFeatures(Feature feature)
{
var geometry = feature.Geometry;
var start = Evaluate(_startEvaluator, _start);
double end = Evaluate(_endEvaluator, _end);
var increment = Evaluate(_incEvaluator, _increment);
var offset = Evaluate(_offsetEvaluator, _offset);
switch (geometry.OgcGeometryType)
{
case OgcGeometryType.LineString:
//case OgcGeometryType.LineStringZ:
case OgcGeometryType.MultiLineString:
//case OgcGeometryType.MultiLineStringZ:
if (start < 0) start += geometry.Length;
if(end < 0) end += geometry.Length;
return GetFeatures(feature, start, end, increment, offset);
//case OgcGeometryType.LineStringM:
//case OgcGeometryType.LineStringZM:
//case OgcGeometryType.MultiLineStringM:
//case OgcGeometryType.MultiLineStringZM:
// return GetFeaturesM(feature, start, end, increment, offset);
default:
throw new InvalidEnumArgumentException();
}
}
public override void Render(Feature feature)
{
if (_recursion > _window.MaxRecursion)
return;
RenderCount++;
var geometry = feature.Geometry;
//geometry = geometry.Envelope;
if (geometry.OgcGeometryType != OgcGeometryType.Polygon &&
geometry.OgcGeometryType != OgcGeometryType.MultiPolygon)
return;
if (feature.Fid != 6306)
return;
//evaluate fields
var centerX = Evaluate(_centerXEvaluator, _centerX);
var centerY = Evaluate(_centerYEvaluator, _centerY);
var zoom = Evaluate(_zoomEvaluator, _zoom);
var angle = Evaluate(_angleEvaluator, _angle);
var centroid = geometry.Centroid.ToWinPoint();
//temporary debug value
//_zoom = (_zoom + 10) % 360;
//centerX = centroid.X + 25;
//centerY = centroid.Y;
//zoom = 0.5;
//angle = -_zoom;
//clip path coordinates
var coordinates = ToWinPointArray(geometry.Coordinates);
Renderer.Transform(coordinates);
var coordinatesF = coordinates.ToPointFArray();
var clipPath = new GraphicsPath();
clipPath.AddPolygon(coordinatesF);
//camera transform
var camera = new WinMatrix();
camera.Translate(-centroid.X, -centroid.Y);
camera.Scale(1/zoom, 1/zoom);
camera.Rotate(-angle);
camera.Translate(centerX, centerY);
//camera polygon
coordinates = ToWinPointArray(geometry.Coordinates);
camera.Transform(coordinates);
var queryWindow = new Envelope();
ExpendToInclude(queryWindow, coordinates);
var oldMatrix = Renderer.Matrix;
var invCamera = camera;
invCamera.Invert();
var newMatrix = invCamera * oldMatrix;
var newTranslate = newMatrix;
newTranslate.OffsetX = newTranslate.OffsetY = 0;
newTranslate.Invert();
newTranslate = newMatrix * newTranslate;
Feature queryFeature = null;
Feature windowTargetFeature = null;
var newTransform = new System.Drawing.Drawing2D.Matrix((float)newMatrix.M11, (float)newMatrix.M12, (float)newMatrix.M21, (float)newMatrix.M22, 0f, 0f);
var oldWindow = Renderer.Window;
var savedState = Renderer.Graphics.Save();
var oldModelView = Renderer.Translate;
var oldZoom = Renderer.Zoom;
//var oldAngle = Renderer.Angle;
_recursion++;
int i = 0;
while (i < Renderers.Count)
{
var renderer = Renderers[i];
var childNode = renderer.Node;
if (childNode is WindowQuery)
{
if (queryFeature == null)
{
queryFeature = new Feature(feature);
queryFeature.Geometry = Util.ToPolygon(queryWindow);
}
do
renderer.Render(queryFeature);
while (++i < Renderers.Count && (childNode = (renderer = Renderers[i]).Node) is WindowQuery);
}
else if (childNode is WindowTarget)
{
if (windowTargetFeature == null)
{
windowTargetFeature = new Feature(feature);
windowTargetFeature.Geometry = new Polygon(new LinearRing(ToCoordinateArray(coordinates)));
}
do
renderer.Render(windowTargetFeature);
while (++i < Renderers.Count && (childNode = (renderer = Renderers[i]).Node) is WindowTarget);
}
else
{
try
{
Renderer.Window = queryWindow;
if (_window.Clip)
{
var region = Renderer.Graphics.Clip;
if (region != null)
{
region.Intersect(clipPath);
Renderer.Graphics.Clip = region;
}
else
Renderer.Graphics.SetClip(clipPath);
}
Renderer.Matrix = newMatrix;
Renderer.Translate = newTranslate;
Renderer.Graphics.Transform = newTransform;
Renderer.Zoom *= zoom;
//Renderer.Angle += angle;
//Renderer.Graphics.Clear(Evaluate(_bgColorEvaluator, _bgColor));
do
renderer.Render(feature);
while (++i < Renderers.Count && !((childNode = (renderer = Renderers[i]).Node) is WindowQuery || childNode is WindowTarget));
}
finally
{
Renderer.Window = oldWindow;
Renderer.Graphics.Restore(savedState);
Renderer.Translate = oldModelView;
Renderer.Zoom = oldZoom;
//Renderer.Angle = oldAngle;
Renderer.Matrix = oldMatrix;
_recursion--;
}
}
}
////debug: render camera polygon
//Renderer.Transform(coordinates);
//coordinatesF = coordinates.ToPointFArray();
//using (var brush = new SolidBrush(Color.FromArgb(50, Color.Red)))
// Renderer.Graphics.FillPolygon(brush, coordinatesF);
////debug: render camera envelope
//var points = new[] { new WinPoint(queryWindow.MinX, queryWindow.MinY), new WinPoint(queryWindow.MaxX, queryWindow.MaxY) };
//Renderer.Transform(points);
//var size = points[1] - points[0];
//using (var brush = new SolidBrush(Color.FromArgb(50, Color.Green)))
// Renderer.Graphics.FillRectangle(brush, (float)points[0].X, (float)points[0].Y, (float)size.X, (float)size.Y);
}
private void RenderText(Feature feature, IPoint geometry, float size, float angle, string content, Font f, Brush brush, SizeF stringSize, ContentAlignment alignment)
{
geometry.ToWinPoint(ref _tempPoint);
var pointF = Renderer.Transform(_tempPoint).ToPointF();
var basePoint = new PointF(pointF.X, pointF.Y);
pointF.Y -= (float)GetVerticalAlignentOffset(alignment, stringSize.Height);
pointF.X += (float)GetHorizontalAligmentOffset(alignment, stringSize.Width);
//using (var pen = new Pen(text.Color, 1 / (float)_scale))
//{
// _g.DrawLine(pen, basePoint.X, basePoint.Y, basePoint.X + stringSize.Width, basePoint.Y);
// _g.DrawEllipse(pen, basePoint.X - 2, basePoint.Y - 2, 4, 4);
//}
var m = new Matrix();
m.RotateAt(-angle, basePoint);
var scaleX = (float)Evaluate(_scaleXEvaluator, _scaleX);
var scaleY = (float)Evaluate(_scaleXEvaluator, _scaleY);
m.Multiply(new Matrix(scaleX, 0.0f, 0.0f, scaleY, basePoint.X - (scaleX * basePoint.X), basePoint.Y - (scaleY * basePoint.Y)));
Renderer.Graphics.MultiplyTransform(m);
if (_labelBoxRenderer != null && _labelBoxRenderer.Visible)
{
var oldModelView = Renderer.Translate;
Renderer.Translate = System.Windows.Media.Matrix.Identity;
var polygon = new RectangleF(pointF, stringSize).ToRectanglePolygon();
var newFeature = feature;
newFeature.Geometry = polygon;
_labelBoxRenderer.Render(feature);
Renderer.Translate = oldModelView;
}
Renderer.Graphics.DrawString(content, f, brush, pointF, StringFormat.GenericTypographic);
}
public Feature(Feature feature)
:this(feature.FeatureType, feature.Fid, feature.Values)
{
}
public override void Render(Feature feature)
{
if (feature == null) return;
//Renderer.FeatureVarResolver.Feature = feature;
var size = (float)Evaluate(_sizeEvaluator, _size);
if (Renderer.Zoom * size < 1 || (_contentEvaluator == null && _content == null)) return; //culling
var oldMatrix = Renderer.Graphics.Transform;
var content = Convert.ToString(_contentEvaluator != null ? _contentEvaluator.Evaluate() : _content);
if (string.IsNullOrWhiteSpace(content)) return;
var angle = (float)Evaluate(_angleEvaluator, _angle);
var alignment = Evaluate(_alignEvaluator, _alignment);
if (_text.KeepUpward && Math.Abs((angle + Node.Map.Angle) % 360) > 90)
{
angle += 180;
alignment = FlipXY(alignment);
}
using (var f = new Font(Evaluate(_fontEvaluator, "Browallia New"), size))
using (var brush = new SolidBrush(GetRenderColor(_opacityEvaluator, _opacity, _colorEvaluator, _color)))
{
var stringSize = Renderer.Graphics.MeasureString(content, f, 0, StringFormat.GenericTypographic);
foreach (var point in Renderer.GetPoint(feature.Geometry))
RenderText(feature, point, size, angle, content, f, brush, stringSize, alignment);
}
Renderer.Graphics.Transform = oldMatrix;
}
