public void initTarget(PreviewUIModel previewUIModel) {
// inits the preview applet
if (previewUIModel != null && target == null) {
PreviewController previewController = Lookup.getDefault().lookup(PreviewController.class);
Color background =
previewController
.getModel()
.getProperties()
.getColorValue(PreviewProperty.BACKGROUND_COLOR);
if (background != null) {
setBackgroundColor(background);
}
target = (ProcessingTarget) previewController.getRenderTarget(RenderTarget.PROCESSING_TARGET);
if (target != null) {
sketch = target.getApplet();
sketch.init();
sketch.registerPost(processingListener);
sketch.registerPre(processingListener);
sketchPanel.add(sketch, BorderLayout.CENTER);
}
} else if (previewUIModel == null) {
sketchPanel.remove(sketch);
target = null;
}
}
@Test
public void testPNG() {
try {
// Init a project - and therefore a workspace
ProjectController pc = Lookup.getDefault().lookup(ProjectController.class);
pc.newProject();
Workspace workspace = pc.getCurrentWorkspace();
// Append container to graph structure
String sample = "/org/gephi/desktop/welcome/samples/Les Miserables.gexf";
final InputStream stream = WelcomeTopComponent.class.getResourceAsStream(sample);
ImportController importController = Lookup.getDefault().lookup(ImportController.class);
FileImporter fileImporter = importController.getFileImporter(".gexf");
Container container = importController.importFile(stream, fileImporter);
importController.process(container, new DefaultProcessor(), workspace);
// Add self loop
GraphController graphController = Lookup.getDefault().lookup(GraphController.class);
Graph graph = graphController.getModel().getGraph();
Node node = graph.getNode(12);
System.out.println("Self loop " + node.getNodeData().getLabel());
graph.addEdge(graphController.getModel().factory().newEdge(node, node, 31, true));
// Set label edges
for (Edge edge : graphController.getModel().getGraph().getEdges()) {
edge.getEdgeData().setLabel("Label test");
}
// svg document
// attribute ???
AttributeController attributeController =
Lookup.getDefault().lookup(AttributeController.class);
AttributeModel attributeModel = null;
// preview
PreviewController previewController = Lookup.getDefault().lookup(PreviewController.class);
PreviewModel previewModel = previewController.getModel(workspace);
PreviewProperties previewProperties = previewModel.getProperties();
previewController.refreshPreview(workspace);
previewModel.getProperties().putValue("width", 1000);
previewModel.getProperties().putValue("height", 1000);
ProcessingTarget target =
(ProcessingTarget)
previewController.getRenderTarget(RenderTarget.PROCESSING_TARGET, workspace);
previewProperties.putValue(LegendModel.LEGEND_PROPERTIES, new LegendModel(workspace));
LegendModel legendManager = previewProperties.getValue(LegendModel.LEGEND_PROPERTIES);
Integer itemIndex = legendManager.getCurrentIndex();
// creating item
Item item = addGroupsItem(itemIndex, graph, attributeModel);
// Item item = addTextItem(itemIndex, graph, attributeModel);
// add item
LegendController.getInstance().addItemToLegendModel(workspace, item);
// render
previewController.refreshPreview(workspace);
previewController.render(target);
File fileToSave = new File("/Volumes/edubecks/edubecks/Untitled.png");
OutputStream fos = new FileOutputStream(fileToSave);
Writer writer = new OutputStreamWriter(fos, "UTF-8");
// // saving
// int width = 1000;
// int height = 1000;
// PGraphicsJava2D pg2 = (PGraphicsJava2D) target.getGraphics();
// BufferedImage img = new BufferedImage(width, height,
// BufferedImage.TYPE_INT_ARGB);
//
// System.out.println("@Var: pg2.pixels: "+pg2.pixels);
// img.setRGB(0, 0, width, height, pg2.pixels, 0, width);
// ImageIO.write(img, "png", fileToSave);
// stream.close();
PNGExporter pngExporter = new PNGExporter();
// pngExporter.setHeight(2000);
// pngExporter.setWidth(2000);
pngExporter.setWorkspace(workspace);
pngExporter.setOutputStream(fos);
pngExporter.execute();
} catch (Exception e) {
Exceptions.printStackTrace(e);
}
}