/** TODO summary sentence for apply ... */
public void apply() {
RasterSymbolizer symbolizer = (RasterSymbolizer) getContent();
StyleBuilder styleBuilder = getStyleBuilder();
double opacity = ((double) opacityScale.getSelection()) / 100;
symbolizer.setOpacity(styleBuilder.literalExpression(opacity));
}
/*
* https://osgeo-org.atlassian.net/browse/GEOT-5287
*/
@Test
public void testEmptyGeometryRendering() throws Exception {
MapContent mc = new MapContent();
/*
* We simulate reading empty geometries with this properties and mocking the capability to
* filter, so that no filter layer is installed over our data and the empty geometry reaches
* rendering code. These geometries are in EPSG:32717 because the 0,0 coordinate is in the
* pole.
*/
File dir = new File(TestData.getResource(this, "empty-geom-rendering.properties").toURI());
PropertyDataStore dataStore =
new PropertyDataStore(dir.getParentFile()) {
@Override
protected ContentFeatureSource createFeatureSource(ContentEntry entry)
throws IOException {
return new PropertyFeatureSource(entry, Query.ALL) {
@Override
protected boolean canFilter() {
return true;
}
};
}
};
/*
* Set up the rendering of previous empty geometry
*/
StyleBuilder sb = new StyleBuilder();
Style style = sb.createStyle(sb.createPolygonSymbolizer());
Layer layer = new FeatureLayer(dataStore.getFeatureSource("empty-geom-rendering"), style);
mc.addLayer(layer);
StreamingRenderer sr = new StreamingRenderer();
sr.setMapContent(mc);
BufferedImage img = new BufferedImage(40, 40, BufferedImage.TYPE_INT_ARGB);
Graphics2D graphics = img.createGraphics();
Rectangle paintArea = new Rectangle(40, 40);
// An EPSG:8357 extent on the EPSG:32717 area of application.
double minx = -8929252.1;
double maxx = -8708634.6;
double miny = -491855.7;
double maxy = -271204.3;
ReferencedEnvelope referencedEnvelope =
new ReferencedEnvelope(
new Rectangle2D.Double(minx, miny, maxx - minx, maxy - miny), CRS.decode("EPSG:3857"));
sr.addRenderListener(
new RenderListener() {
public void featureRenderer(SimpleFeature feature) {}
public void errorOccurred(Exception e) {
errors++;
}
});
errors = 0;
sr.paint(graphics, paintArea, referencedEnvelope);
assertTrue(errors == 0);
}
private static Symbolizer crossSymbolizer(
final String name, final StyleBuilder builder, final int crossSize, final Color pointColor) {
Mark cross = builder.createMark(name, pointColor, pointColor, 1);
Graphic graphic = builder.createGraphic(null, cross, null);
graphic.setSize(builder.literalExpression(crossSize));
return builder.createPointSymbolizer(graphic);
}
private void quickPolygonSymbolizer() {
// quickPolygonSymbolizer start
StyleBuilder styleBuilder = new StyleBuilder();
FilterFactory2 ff = CommonFactoryFinder.getFilterFactory2();
PolygonSymbolizer polygonSymbolizer = styleBuilder.createPolygonSymbolizer(Color.BLUE);
polygonSymbolizer.getFill().setOpacity(ff.literal(0.5)); // 50% blue
polygonSymbolizer.setStroke(styleBuilder.createStroke(Color.BLACK, 2.0));
// will create a default feature type style and rule etc...
Style style = styleBuilder.createStyle(polygonSymbolizer);
// quickPolygonSymbolizer end
}
/** Create the Grid Point style. */
static Style get(final GridParam params) {
StyleBuilder builder = new StyleBuilder();
Symbolizer pointSymbolizer =
crossSymbolizer("shape://plus", builder, CROSS_SIZE, ColorParser.toColor(params.gridColor));
Symbolizer halo =
crossSymbolizer(
"cross",
builder,
CROSS_SIZE + params.haloRadius,
ColorParser.toColor(params.haloColor));
final Style style = builder.createStyle(pointSymbolizer);
final List<Symbolizer> symbolizers =
style.featureTypeStyles().get(0).rules().get(0).symbolizers();
symbolizers.add(0, halo);
return style;
}
@Test
public void testRepeatedEnvelopeExpansion() throws Exception {
final List<Filter> filters = new ArrayList<Filter>();
SimpleFeatureSource testSource =
new CollectionFeatureSource(createLineCollection()) {
@Override
public SimpleFeatureCollection getFeatures(Query query) {
filters.add(query.getFilter());
return super.getFeatures(query);
}
};
StyleBuilder sb = new StyleBuilder();
Style style20 = sb.createStyle(sb.createLineSymbolizer(20));
Style style10 = sb.createStyle(sb.createLineSymbolizer(10));
MapContent mc = new MapContent();
mc.addLayer(new FeatureLayer(testSource, style20));
mc.addLayer(new FeatureLayer(testSource, style10));
StreamingRenderer sr = new StreamingRenderer();
sr.setMapContent(mc);
BufferedImage bi = new BufferedImage(100, 100, BufferedImage.TYPE_3BYTE_BGR);
Graphics2D graphics = bi.createGraphics();
sr.paint(
graphics,
new Rectangle(0, 0, 100, 100),
new ReferencedEnvelope(0, 100, 0, 100, DefaultGeographicCRS.WGS84));
graphics.dispose();
System.out.println(filters);
assertEquals(2, filters.size());
Filter f1 = filters.get(0);
assertTrue(f1 instanceof BBOX);
BoundingBox bbox1 = ((BBOX) f1).getBounds();
ReferencedEnvelope expected =
new ReferencedEnvelope(-11, 111, -11, 111, DefaultGeographicCRS.WGS84);
assertEquals(expected, bbox1);
Filter f2 = filters.get(1);
assertTrue(f2 instanceof BBOX);
BoundingBox bbox2 = ((BBOX) f2).getBounds();
assertEquals(new ReferencedEnvelope(-6, 106, -6, 106, DefaultGeographicCRS.WGS84), bbox2);
}
private void splatExample() {
// splatExample start
StyleBuilder builder = new StyleBuilder();
FilterFactory2 ff = builder.getFilterFactory();
Graphic splat = builder.createGraphic(null, builder.createMark("splat"), null);
PointSymbolizer symbolizer = builder.createPointSymbolizer(splat);
// builder will fill in all the other classes with defaults
Style style = builder.createStyle(symbolizer);
// splatExample end
}
public static Symbolizer[] getSymbolizers(
Class<? extends Geometry> type, Color baseColor, boolean useTransparency) {
StyleBuilder builder = new StyleBuilder();
Symbolizer[] syms = new Symbolizer[1];
if (LineString.class.isAssignableFrom(type) || MultiLineString.class.isAssignableFrom(type))
syms[0] = builder.createLineSymbolizer(baseColor, 2);
if (Point.class.isAssignableFrom(type) || MultiPoint.class.isAssignableFrom(type)) {
PointSymbolizer point = builder.createPointSymbolizer(builder.createGraphic());
FilterFactory ff = builder.getFilterFactory();
// point.getGraphic().getMarks()[0].setSize((Expression) ff.literal(10));
point.getGraphic().setSize(ff.literal(10));
Mark mark = (Mark) point.getGraphic().graphicalSymbols().get(0);
mark.setFill(builder.createFill(baseColor));
syms[0] = point;
}
if (Polygon.class.isAssignableFrom(type) || MultiPolygon.class.isAssignableFrom(type)) {
syms[0] =
builder.createPolygonSymbolizer(
builder.createStroke(baseColor, 2),
builder.createFill(baseColor, useTransparency ? .6 : 1.0));
}
return syms;
}
private void featureTypeStyleExample() {
// featureTypeStyleExample start
StyleBuilder styleBuilder = new StyleBuilder();
Style style = styleBuilder.createStyle();
PointSymbolizer pointSymbolizer = styleBuilder.createPointSymbolizer();
Graphic graphic = styleBuilder.createGraphic();
ExternalGraphic external =
styleBuilder.createExternalGraphic("file:///C:/images/house.gif", "image/gif");
graphic.graphicalSymbols().add(external);
graphic.graphicalSymbols().add(styleBuilder.createMark("circle"));
pointSymbolizer.setGraphic(graphic);
Rule rule = styleBuilder.createRule(pointSymbolizer);
FeatureTypeStyle featureTypeStyle = styleBuilder.createFeatureTypeStyle("Feature", rule);
style.featureTypeStyles().add(featureTypeStyle);
// featureTypeStyleExample end
}
private void quickPointSymbolizer() {
// quickPointSymbolizer start
// "testPoint" feature type style
StyleBuilder sb = new StyleBuilder();
FilterFactory2 ff = sb.getFilterFactory();
Mark testMark =
sb.createMark(sb.attributeExpression("name"), sb.createFill(Color.RED, 0.5), null);
Graphic graph =
sb.createGraphic(
null, // An external graphics if needed
new Mark[] {testMark}, // a Mark if not an external graphics
null, // aSymbol
ff.literal(1), // opacity
ff.property("size"), // read from feature "size" attribute
ff.property("rotation")); // rotation, here read into the feature
PointSymbolizer aPointSymbolizer = sb.createPointSymbolizer(graph);
// creation of the style
Style style = sb.createStyle(aPointSymbolizer);
// quickPointSymbolizer end
}
private void styleBuilderExample() throws Exception {
// styleBuilderExample start
//
// We are using the GeoTools StyleBuilder that is helpful for quickly making things
StyleBuilder builder = new StyleBuilder();
FilterFactory2 ff = builder.getFilterFactory();
// RULE 1
// first rule to draw cities
// define a point symbolizer representing a city
Graphic city = builder.createGraphic();
city.setSize(ff.literal(10));
city.graphicalSymbols().add(builder.createExternalGraphic("file:city.svg", "svg")); // svg
// preferred
city.graphicalSymbols().add(builder.createExternalGraphic("file:city.png", "png")); // png next
city.graphicalSymbols()
.add(builder.createMark(StyleBuilder.MARK_CIRCLE, Color.BLUE, Color.BLACK, 1));
PointSymbolizer pointSymbolizer = builder.createPointSymbolizer(city, "the_geom");
Rule rule1 = builder.createRule(pointSymbolizer);
rule1.setName("rule1");
rule1.getDescription().setTitle("City");
rule1.getDescription().setAbstract("Rule for drawing cities");
rule1.setFilter(ff.less(ff.property("POPULATION"), ff.literal(50000)));
//
// RULE 2 Default
Graphic dotGraphic =
builder.createGraphic(null, builder.createMark(StyleBuilder.MARK_CIRCLE), null);
PointSymbolizer dotSymbolize = builder.createPointSymbolizer(dotGraphic);
Rule rule2 = builder.createRule(dotSymbolize);
rule2.setIsElseFilter(true);
//
// define feature type styles used to actually define how features are rendered
Rule rules[] = new Rule[] {rule1, rule2};
FeatureTypeStyle featureTypeStyle = builder.createFeatureTypeStyle("Feature", rules);
//
// create a "user defined" style
Style style = builder.createStyle();
style.setName("style");
style.getDescription().setTitle("User Style");
style.getDescription().setAbstract("Definition of Style");
style.featureTypeStyles().add(featureTypeStyle);
// styleBuilderExample end
}
public static Style createRasterStyle() {
StyleBuilder sb = new StyleBuilder();
RasterSymbolizer rs = sb.createRasterSymbolizer();
Style style = sb.createStyle(rs);
return style;
}
private void markTestSLD() {
// markTestSLD start
StyleBuilder sb = new StyleBuilder();
FilterFactory ff = sb.getFilterFactory();
Style style = sb.createStyle();
style.setName("MyStyle");
// "testPoint" feature type style
Mark testMark =
sb.createMark(sb.attributeExpression("name"), sb.createFill(Color.RED, 0.5), null);
Graphic graph =
sb.createGraphic(
null,
new Mark[] {testMark},
null,
sb.literalExpression(1),
sb.attributeExpression("size"),
sb.attributeExpression("rotation"));
style
.featureTypeStyles()
.add(sb.createFeatureTypeStyle("testPoint", sb.createPointSymbolizer(graph)));
// "labelPoint" feature type style
AnchorPoint anchorPoint =
sb.createAnchorPoint(sb.attributeExpression("X"), sb.attributeExpression("Y"));
PointPlacement pointPlacement =
sb.createPointPlacement(anchorPoint, null, sb.literalExpression(0));
TextSymbolizer textSymbolizer =
sb.createTextSymbolizer(
sb.createFill(Color.BLACK),
new Font[] {sb.createFont("Lucida Sans", 10), sb.createFont("Arial", 10)},
sb.createHalo(),
sb.attributeExpression("name"),
pointPlacement,
null);
Mark circle = sb.createMark(StyleBuilder.MARK_CIRCLE, Color.RED);
Graphic graph2 = sb.createGraphic(null, circle, null, 1, 4, 0);
PointSymbolizer pointSymbolizer = sb.createPointSymbolizer(graph2);
style
.featureTypeStyles()
.add(
sb.createFeatureTypeStyle(
"labelPoint", new Symbolizer[] {textSymbolizer, pointSymbolizer}));
// markTestSLD end
}
private void quickTextSymbolizer() {
// quickTextSymbolizer start
// "labelPoint" feature type style
StyleBuilder sb = new StyleBuilder();
FilterFactory2 ff = sb.getFilterFactory();
// creation of the TextSymbolizer
AnchorPoint anchorPoint =
sb.createAnchorPoint(sb.attributeExpression("X"), sb.attributeExpression("Y"));
PointPlacement pointPlacement =
sb.createPointPlacement(anchorPoint, null, sb.literalExpression(0));
TextSymbolizer textSymbolizer =
sb.createTextSymbolizer(
sb.createFill(Color.BLACK),
new Font[] {sb.createFont("Lucida Sans", 10), sb.createFont("Arial", 10)},
sb.createHalo(),
sb.attributeExpression("name"),
pointPlacement,
null);
// creation of the Point symbolizer
Mark circle = sb.createMark(StyleBuilder.MARK_CIRCLE, Color.RED);
Graphic graph2 = sb.createGraphic(null, circle, null, 1, 4, 0);
PointSymbolizer pointSymbolizer = sb.createPointSymbolizer(graph2);
// creation of the style
Style style = sb.createStyle();
FeatureTypeStyle featureTypeStyle =
sb.createFeatureTypeStyle("labelPoint", new Symbolizer[] {textSymbolizer, pointSymbolizer});
style.featureTypeStyles().add(featureTypeStyle);
// creation of the style
// quickTextSymbolizer end
}
public void render(Graphics2D destination, Envelope bounds, IProgressMonitor monitor)
throws RenderException {
WMTPlugin.trace("[BasicWMTRender.render] is called"); // $NON-NLS-1$
if (monitor == null) {
monitor = new NullProgressMonitor();
}
monitor.beginTask("Render WMT", 100); // $NON-NLS-1$
setState(STARTING);
ILayer layer = null;
try {
layer = getContext().getLayer();
// assume everything will work fine
layer.setStatus(ILayer.DONE);
layer.setStatusMessage(""); // $NON-NLS-1$
WMTSource wmtSource = getWmtSourceFromLayer(layer);
if (wmtSource == null)
throw new UnsupportedOperationException(Messages.Render_Error_NoSource);
// Layer properties
WMTLayerProperties layerProperties =
new WMTLayerProperties((StyleBlackboard) layer.getStyleBlackboard());
// Get map extent, which should be drawn
ReferencedEnvelope mapExtent = getRenderBounds();
if (mapExtent == null) {
mapExtent = context.getViewportModel().getBounds();
}
// Scale
double scale = getContext().getViewportModel().getScaleDenominator();
WMTPlugin.trace("[BasicWMTRender.render] Scale: " + scale); // $NON-NLS-1$
WMTRenderJob renderJob = null;
try {
renderJob = WMTRenderJob.createRenderJob(mapExtent, scale, wmtSource);
} catch (Exception exc) {
throw new UnsupportedOperationException(Messages.Render_Error_Projection);
}
// Find tiles
Map<String, Tile> tileList =
wmtSource.cutExtentIntoTiles(
renderJob, WMTRenderJob.getScaleFactor(), false, layerProperties);
// if we have nothing to display, return
if (tileList.isEmpty()) {
throw new UnsupportedOperationException(Messages.Render_Error_NoData);
}
// check if this are too many tiles
if ((tileList = checkTooManyTiles(layer, wmtSource, layerProperties, renderJob, tileList))
.isEmpty()) {
throw new UnsupportedOperationException(Messages.Render_Error_TooManyTiles);
}
// Download and display tiles
// look up the preference for caching tiles on-disk or in
// memory and use the proper tilerange for that.
TileRange range = createTileRange(wmtSource, renderJob, tileList);
// create an empty raster symbolizer for rendering
RasterSymbolizer style = styleBuilder.createRasterSymbolizer();
// setup how much each tile is worth for the monitor work %
int tileCount = range.getTileCount();
int tileWorth = (tileCount / 100) * tileCount;
int thisid = 0;
if (testing) {
staticid++;
thisid = staticid;
}
// first render any tiles that are ready and render non-ready tiles with blank images
Map<String, Tile> tiles = range.getTiles();
Set<String> notRenderedTiles = new HashSet<String>();
Set<String> renderedTiles = new HashSet<String>();
renderReadyTiles(
destination,
monitor,
renderJob,
style,
tileWorth,
thisid,
tiles,
notRenderedTiles,
renderedTiles);
setState(RENDERING);
// if the tilerange is not already completed, then load
// the missing tiles
if (!notRenderedTiles.isEmpty()) {
renderNotRenderedTiles(
destination,
monitor,
renderJob,
range,
style,
tileWorth,
thisid,
notRenderedTiles,
renderedTiles);
}
if (testing) {
System.out.println("DONE!!!: " + thisid); // $NON-NLS-1$
}
} catch (UnsupportedOperationException doneExc) {
setDone(monitor);
layer.setStatus(ILayer.ERROR);
layer.setStatusMessage(doneExc.getMessage());
WMTPlugin.log("[BasicWMTRenderer.render] Error: ", doneExc); // $NON-NLS-1$
return;
} catch (CancellationException cancelExc) {
return;
} catch (Exception ex) {
WMTPlugin.log("[BasicWMTRenderer.render] Unexpected Error: ", ex); // $NON-NLS-1$
}
setDone(monitor);
}
@Test
public void testScreenMapMemory() {
// build a feature source with two zig-zag line occupying the same position
LiteCoordinateSequence cs =
new LiteCoordinateSequence(new double[] {0, 0, 1, 1, 2, 0, 3, 1, 4, 0});
SimpleFeature zigzag1 =
SimpleFeatureBuilder.build(
testLineFeatureType, new Object[] {gf.createLineString(cs)}, "zz1");
SimpleFeature zigzag2 =
SimpleFeatureBuilder.build(
testLineFeatureType, new Object[] {gf.createLineString(cs)}, "zz2");
DefaultFeatureCollection fc = new DefaultFeatureCollection();
fc.add(zigzag1);
fc.add(zigzag2);
SimpleFeatureSource zzSource = new CollectionFeatureSource(fc);
// prepare the map
MapContent mc = new MapContent();
StyleBuilder sb = new StyleBuilder();
mc.addLayer(new FeatureLayer(zzSource, sb.createStyle(sb.createLineSymbolizer())));
StreamingRenderer sr = new StreamingRenderer();
sr.setMapContent(mc);
// collect rendered features
final List<SimpleFeature> features = new ArrayList<SimpleFeature>();
RenderListener renderedFeaturesCollector =
new RenderListener() {
@Override
public void featureRenderer(SimpleFeature feature) {
features.add(feature);
}
@Override
public void errorOccurred(Exception e) {
// nothing to do
}
};
sr.addRenderListener(renderedFeaturesCollector);
BufferedImage bi = new BufferedImage(1, 1, BufferedImage.TYPE_3BYTE_BGR);
Graphics2D graphics = bi.createGraphics();
// have the lines be smaller than a 1/3 of a pixel
sr.paint(
graphics,
new Rectangle(0, 0, 1, 1),
new ReferencedEnvelope(0, 8, 0, 8, DefaultGeographicCRS.WGS84));
// check we only rendered one feature
assertEquals(1, features.size());
assertEquals("zz1", features.get(0).getID());
// now have the lines be big enough to be painted instead
features.clear();
sr.paint(
graphics,
new Rectangle(0, 0, 1, 1),
new ReferencedEnvelope(0, 1, 0, 1, DefaultGeographicCRS.WGS84));
assertEquals(2, features.size());
assertEquals("zz1", features.get(0).getID());
assertEquals("zz2", features.get(1).getID());
graphics.dispose();
}
private Style createPointStyle() {
StyleBuilder sb = new StyleBuilder();
return sb.createStyle(sb.createPointSymbolizer());
}
private Style createRasterStyle() {
StyleBuilder sb = new StyleBuilder();
return sb.createStyle(sb.createRasterSymbolizer());
}
/**
* Constructs a TextSymbolizer from the inputs
*
* @param build
* @return TextSymbolizer defined by this model
*/
public TextSymbolizer get(StyleBuilder build) {
if (!this.enabled) {
return null;
}
if (this.font == null || this.font.length == 0) {
return null;
}
if (this.labelType == null || "".equals(this.labelType)) { // $NON-NLS-1$
return null;
}
String fontName = this.font[0].getName();
boolean fontBold = (this.font[0].getStyle() == SWT.BOLD);
boolean fontItalic = (this.font[0].getStyle() == SWT.ITALIC);
double fontSize = this.font[0].getHeight();
Font gtFont = build.createFont(fontName, fontItalic, fontBold, fontSize);
Fill fill = build.createFill(this.colour);
LabelPlacement placement;
if (pointPlacement) {
// PointPlacement
double horiz;
if (this.place.getSelectionIndex() < 3) {
switch (this.place.getSelectionIndex()) {
case 0:
horiz = SLDs.ALIGN_LEFT;
break;
case 1:
horiz = SLDs.ALIGN_CENTER;
break;
case 2:
horiz = SLDs.ALIGN_RIGHT;
break;
default:
horiz = SLDs.ALIGN_CENTER;
break;
}
} else { // custom value
horiz = Double.parseDouble(this.place.getText());
}
double vert;
if (this.place2.getSelectionIndex() < 3) {
switch (this.place2.getSelectionIndex()) {
case 0:
vert = SLDs.ALIGN_BOTTOM;
break;
case 1:
vert = SLDs.ALIGN_MIDDLE;
break;
case 2:
vert = SLDs.ALIGN_TOP;
break;
default:
vert = SLDs.ALIGN_MIDDLE;
break;
}
} else { // custom value
vert = Double.parseDouble(this.place2.getText());
}
double rotation = Double.parseDouble(this.place3.getText());
placement = build.createPointPlacement(vert, horiz, rotation);
} else {
// LinePlacement
double offset = Double.parseDouble(this.place.getText());
placement = build.createLinePlacement(offset);
}
this.labelPlacement = placement;
Expression exp =
(Expression)
CommonFactoryFinder.getFilterFactory(GeoTools.getDefaultHints())
.property(this.labelType);
TextSymbolizer text =
build.createTextSymbolizer(fill, new Font[] {gtFont}, null, exp, placement, null);
if (SLD.isLine(this.schema)) {
text.addToOptions("group", "yes"); // $NON-NLS-1$ //$NON-NLS-2$
}
text.addToOptions("spaceAround", "2"); // $NON-NLS-1$ //$NON-NLS-2$
return text;
}
