public void op(Display display, Object target, IProgressMonitor monitor) throws Exception { ILayer layer = (ILayer) target; IMap map = layer.getMap(); Layer view = map.getLayerFactory().createLayer(layer.findGeoResource(FeatureSource.class)); view.getStyleBlackboard().put(ProjectBlackboardConstants.LAYER__DATA_QUERY, layer.getFilter()); AddLayerCommand command = new AddLayerCommand(view); map.sendCommandASync(command); }
/** * Vitalus: Refreshes map image from buffered images of renderers with or without labels cache * painting. * * @param paintLabels */ void refreshImage(boolean paintLabels) throws RenderException { if (getContext().getMapDisplay() == null) { // we've been disposed lets bail return; } synchronized (getContext()) { Graphics2D g = null; try { BufferedImage current = getContext().getImage(); // create a copy of the image to draw into BufferedImage copy = new BufferedImage(current.getWidth(), current.getHeight(), current.getType()); g = (Graphics2D) copy.getGraphics(); g.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_SPEED); g.setRenderingHint(RenderingHints.KEY_DITHERING, RenderingHints.VALUE_DITHER_DISABLE); g.setRenderingHint( RenderingHints.KEY_ALPHA_INTERPOLATION, RenderingHints.VALUE_ALPHA_INTERPOLATION_SPEED); g.setRenderingHint( RenderingHints.KEY_COLOR_RENDERING, RenderingHints.VALUE_COLOR_RENDER_SPEED); g.setRenderingHint( RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_NEAREST_NEIGHBOR); g.setRenderingHint(RenderingHints.KEY_STROKE_CONTROL, RenderingHints.VALUE_STROKE_PURE); g.setRenderingHint( RenderingHints.KEY_FRACTIONALMETRICS, RenderingHints.VALUE_FRACTIONALMETRICS_OFF); g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_OFF); IMap map = getContext().getMap(); Object object = map.getBlackboard().get(ProjectBlackboardConstants.MAP__BACKGROUND_COLOR); if (object == null) { IPreferenceStore store = ProjectPlugin.getPlugin().getPreferenceStore(); RGB background = PreferenceConverter.getColor(store, PreferenceConstants.P_BACKGROUND); map.getBlackboard() .put( ProjectBlackboardConstants.MAP__BACKGROUND_COLOR, new Color(background.red, background.green, background.blue)); object = map.getBlackboard().get(ProjectBlackboardConstants.MAP__BACKGROUND_COLOR); } g.setBackground((Color) object); g.clearRect(0, 0, copy.getWidth(), copy.getHeight()); SortedSet<RenderExecutor> executors; synchronized (renderExecutors) { executors = new TreeSet<RenderExecutor>(comparator); executors.addAll(getRenderExecutors()); } ILabelPainter cache = getContext().getLabelPainter(); RENDERERS: for (RenderExecutor executor : executors) { if (!executor.getContext().isVisible()) { if (paintLabels && !(executor.getContext().getLayer() instanceof SelectionLayer)) { // disable layer from label cache cache.disableLayer(executor.getContext().getLayer().getID().toString()); } continue RENDERERS; } if (executor.getState() == NEVER || executor.getState() == STARTING || executor.getState() == RENDER_REQUEST) { continue RENDERERS; } if (isFullAlphaUsed(executor)) { g.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 1.0f)); } else { g.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.5f)); } g.drawRenderedImage(executor.getContext().getImage(), IDENTITY); } if (paintLabels) { RenderingHints hints = new RenderingHints( RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); g.setRenderingHints(hints); Dimension displaySize = getContext().getMapDisplay().getDisplaySize(); try { cache.end(g, new Rectangle(displaySize)); } catch (Throwable t) { ProjectPlugin.trace(CompositeRenderContextImpl.class, "painting labels failed", t); } } // update the context with the new image ((RenderContextImpl) getContext()).setImage(copy); } catch (IllegalStateException e) { stopRendering(); // e.printStackTrace(); return; } finally { if (g != null) g.dispose(); } } }