private void RenderInternal(D2D1.Factory factory, D2D1.RenderTarget rt, Map map, Envelope envelope)
{
//if style is not enabled, we don't need to render anything
if (!Style.Enabled)
{
return;
}
var geoms = GetGeometriesInView(envelope);
if (geoms.Count == 0)
{
return;
}
var stylesToRender = GetStylesToRender(Style);
foreach (var style in stylesToRender)
{
if (style is VectorStyle)
{
using (var tmp = SharpDXVectorStyle.FromVectorStyle(rt, factory, (VectorStyle)style))
{
//Linestring outlines is drawn by drawing the layer once with a thicker line
//before drawing the "inline" on top.
if (tmp.EnableOutline)
{
foreach (var geom in geoms)
{
if (geom != null)
{
//Draw background of all line-outlines first
if (geom is ILineString)
{
SharpDXVectorRenderer.DrawLineString(rt, factory, geom as ILineString, tmp.Outline, tmp.OutlineWidth, tmp.OutlineStrokeStyle, map, tmp.LineOffset);
}
else if (geom is IMultiLineString)
{
SharpDXVectorRenderer.DrawMultiLineString(rt, factory, geom as IMultiLineString, tmp.Outline, tmp.OutlineWidth, tmp.OutlineStrokeStyle, map, tmp.LineOffset);
}
}
}
}
foreach (IGeometry geom in geoms)
{
if (geom != null)
{
RenderGeometry(factory, rt, map, geom, tmp);
}
}
}
}
else
{
lock (_syncRoot)
_logger.Debug(fmh => fmh("Not a VectorStyle!"));
}
}
}
private void RenderInternal(D2D1.Factory factory, D2D1.RenderTarget rt, Map map,
Envelope envelope, Rendering.Thematics.ITheme theme)
{
var ds = new FeatureDataSet();
lock (_syncRoot)
{
DataSource.Open();
DataSource.ExecuteIntersectionQuery(envelope, ds);
DataSource.Close();
}
var scale = map.MapScale;
var zoom = map.Zoom;
foreach (FeatureDataTable features in ds.Tables)
{
// Transform geometries if necessary
if (CoordinateTransformation != null)
{
for (var i = 0; i < features.Count; i++)
{
features[i].Geometry = ToTarget(features[i].Geometry);
}
}
//Linestring outlines is drawn by drawing the layer once with a thicker line
//before drawing the "inline" on top.
if (Style.EnableOutline)
{
for (int i = 0; i < features.Count; i++)
{
var feature = features[i];
var outlineStyle = theme.GetStyle(feature) as VectorStyle;
if (outlineStyle == null)
{
continue;
}
if (!(outlineStyle.Enabled && outlineStyle.EnableOutline))
{
continue;
}
double compare = outlineStyle.VisibilityUnits == VisibilityUnits.ZoomLevel ? zoom : scale;
if (!(outlineStyle.MinVisible <= compare && compare <= outlineStyle.MaxVisible))
{
continue;
}
using (var sdxStyle = SharpDXVectorStyle.FromVectorStyle(rt, factory, outlineStyle))
{
if (sdxStyle != null)
{
//Draw background of all line-outlines first
if (feature.Geometry is ILineString)
{
SharpDXVectorRenderer.DrawLineString(rt, factory, (ILineString)feature.Geometry,
sdxStyle.Outline, sdxStyle.OutlineWidth, sdxStyle.OutlineStrokeStyle,
map, sdxStyle.LineOffset);
}
else if (feature.Geometry is IMultiLineString)
{
SharpDXVectorRenderer.DrawMultiLineString(rt, factory, (IMultiLineString)feature.Geometry,
sdxStyle.Outline, sdxStyle.OutlineWidth, sdxStyle.OutlineStrokeStyle,
map, sdxStyle.LineOffset);
}
}
}
}
}
var sdxVectorStyles = new Dictionary <VectorStyle, SharpDXVectorStyle>();
for (var i = 0; i < features.Count; i++)
{
var feature = features[i];
var style = theme.GetStyle(feature);
if (style == null)
{
continue;
}
if (!style.Enabled)
{
continue;
}
var compare = style.VisibilityUnits == VisibilityUnits.ZoomLevel ? zoom : scale;
if (!(style.MinVisible <= compare && compare <= style.MaxVisible))
{
continue;
}
IEnumerable <IStyle> stylesToRender = GetStylesToRender(style);
if (stylesToRender == null)
{
return;
}
foreach (var styleToRender in stylesToRender)
{
if (!styleToRender.Enabled)
{
continue;
}
if (!(styleToRender is VectorStyle))
{
continue;
}
if (!(style.MinVisible <= compare && compare <= style.MaxVisible))
{
continue;
}
var vstyle = (VectorStyle)styleToRender;
SharpDXVectorStyle sdxStyle;
if (!sdxVectorStyles.TryGetValue(vstyle, out sdxStyle))
{
sdxStyle = SharpDXVectorStyle.FromVectorStyle(rt, factory, vstyle);
sdxVectorStyles.Add(vstyle, sdxStyle);
}
RenderGeometry(factory, rt, map, feature.Geometry, sdxStyle);
}
}
foreach (var value in sdxVectorStyles.Values)
{
value.Dispose();
}
}
}
private void RenderGeometry(D2D1.Factory factory, D2D1.RenderTarget g, Map map, IGeometry feature, SharpDXVectorStyle style)
{
if (feature == null)
{
return;
}
var geometryType = feature.OgcGeometryType;
switch (geometryType)
{
case OgcGeometryType.Polygon:
if (style.EnableOutline)
{
SharpDXVectorRenderer.DrawPolygon(g, factory, (IPolygon)feature, style.Fill, style.Outline, style.OutlineWidth, style.OutlineStrokeStyle, ClippingEnabled, map);
}
else
{
SharpDXVectorRenderer.DrawPolygon(g, factory, (IPolygon)feature, style.Fill, null, 0f, null, ClippingEnabled, map);
}
break;
case OgcGeometryType.MultiPolygon:
if (style.EnableOutline)
{
SharpDXVectorRenderer.DrawMultiPolygon(g, factory, (IMultiPolygon)feature, style.Fill, style.Outline, style.OutlineWidth, style.OutlineStrokeStyle,
ClippingEnabled, map);
}
else
{
SharpDXVectorRenderer.DrawMultiPolygon(g, factory, (IMultiPolygon)feature, style.Fill, null, 0f, null, ClippingEnabled,
map);
}
break;
case OgcGeometryType.LineString:
SharpDXVectorRenderer.DrawLineString(g, factory, (ILineString)feature, style.Line, style.LineWidth, style.LineStrokeStyle, map, style.LineOffset);
return;
case OgcGeometryType.MultiLineString:
SharpDXVectorRenderer.DrawMultiLineString(g, factory, (IMultiLineString)feature, style.Line, style.LineWidth, style.LineStrokeStyle, map, style.LineOffset);
break;
case OgcGeometryType.Point:
if (style.Symbol != null || style.PointColor == null)
{
SharpDXVectorRenderer.DrawPoint(g, factory, (IPoint)feature, style.Symbol, style.SymbolOffset,
style.SymbolRotation, map);
return;
}
SharpDXVectorRenderer.DrawPoint(g, factory, (IPoint)feature, style.PointColor, style.PointSize, style.SymbolOffset, map);
break;
case OgcGeometryType.MultiPoint:
if (style.Symbol != null || style.PointColor == null)
{
SharpDXVectorRenderer.DrawMultiPoint(g, factory, (IMultiPoint)feature, style.Symbol,
style.SymbolOffset, style.SymbolRotation, map);
}
else
{
SharpDXVectorRenderer.DrawMultiPoint(g, factory, (IMultiPoint)feature, style.PointColor, style.PointSize, style.SymbolOffset, map);
}
break;
case OgcGeometryType.GeometryCollection:
var coll = (IGeometryCollection)feature;
for (var i = 0; i < coll.NumGeometries; i++)
{
IGeometry geom = coll[i];
RenderGeometry(factory, g, map, geom, style);
}
break;
default:
lock (_syncRoot)
_logger.Debug(fmh => fmh("Unhandled geometry: {0}", feature.OgcGeometryType));
break;
}
}
