@SuppressWarnings("unchecked")
public void createMapFor(
final CoordinateReferenceSystem crs,
final com.vividsolutions.jts.geom.Envelope areaOfInterest,
final Graphics2D graphics)
throws IOException {
Geometry geographicBoundingBox = getGeographicBoundingBox(crs);
MapContext mapContext = getMapContext(crs, geographicBoundingBox, areaOfInterest);
graphics.setColor(new Color(153, 179, 204));
graphics.fillRect(0, 0, mapWidth, mapHeight);
Rectangle paintArea = new Rectangle(mapWidth, mapHeight);
mapContext.setAreaOfInterest(areaOfInterest, crs);
GTRenderer renderer = new StreamingRenderer();
renderer.setContext(mapContext);
RenderingHints hints =
new RenderingHints(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
renderer.setJava2DHints(hints);
Map renderingHints = new HashMap();
renderingHints.put("optimizedDataLoadingEnabled", Boolean.TRUE);
renderingHints.put(StreamingRenderer.ADVANCED_PROJECTION_HANDLING_KEY, Boolean.TRUE);
renderingHints.put(StreamingRenderer.CONTINUOUS_MAP_WRAPPING, Boolean.TRUE);
renderer.setRendererHints(renderingHints);
renderer.paint(graphics, paintArea, areaOfInterest);
}
// public void savePDF(){
// Rectangle suggestedPageSize = getITextPageSize(page1.getPageSize());
// Rectangle pageSize = rotatePageIfNecessary(suggestedPageSize);
// //rotate if we need landscape
// Document document = new Document(pageSize);
//
// PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(outputFile));
// document.open();
// Graphics2D graphics = cb.createGraphics(pageSize.getWidth(), pageSize.getHeight());
//
// // call your GTRenderer here
// GTRenderer draw = new StreamingRenderer();
// draw.setMapContent(mapContent);
//
// draw.paint(graphics, outputArea, mapContent.getLayerBounds() );
//
// // cleanup
// graphics.dispose();
//
// //cleanup
// document.close();
// writer.close();
// }
public void saveImage(final MapContent map, final String file, final int imageWidth) {
GTRenderer renderer = new StreamingRenderer();
renderer.setMapContent(map);
Rectangle imageBounds = null;
ReferencedEnvelope mapBounds = null;
try {
mapBounds = map.getMaxBounds();
double heightToWidth = mapBounds.getSpan(1) / mapBounds.getSpan(0);
imageBounds = new Rectangle(0, 0, imageWidth, (int) Math.round(imageWidth * heightToWidth));
} catch (Exception e) {
// failed to access mapContent layers
throw new RuntimeException(e);
}
BufferedImage image =
new BufferedImage(imageBounds.width, imageBounds.height, BufferedImage.TYPE_INT_RGB);
Graphics2D gr = image.createGraphics();
gr.setPaint(Color.WHITE);
gr.fill(imageBounds);
try {
renderer.paint(gr, imageBounds, mapBounds);
File fileToSave = new File(file);
ImageIO.write(image, "jpeg", fileToSave);
} catch (Exception e) {
e.printStackTrace();
}
}
public void saveNewImage(MapContent map, String file) {
GTRenderer renderer = new StreamingRenderer();
renderer.setMapContent(map);
System.out.println("line 139");
Rectangle imageBounds = null;
try {
ReferencedEnvelope mapBounds = map.getMaxBounds();
double heightToWidth = mapBounds.getSpan(1) / mapBounds.getSpan(0);
int imageWidth = 600;
imageBounds = new Rectangle(0, 0, imageWidth, (int) Math.round(imageWidth * heightToWidth));
} catch (Exception e) {
}
System.out.println("line 151");
// Rectangle imageSize = new Rectangle(600,600);
BufferedImage image =
new BufferedImage(
imageBounds.width, imageBounds.height, BufferedImage.TYPE_INT_RGB); // darker red fill
Graphics2D gr = image.createGraphics();
gr.setPaint(Color.WHITE);
gr.fill(imageBounds);
try {
System.out.println("line 161");
renderer.paint(gr, imageBounds, map.getMaxBounds());
System.out.println("line 163");
File fileToSave = new File(file);
System.out.println("line 166");
ImageIO.write(image, "jpeg", fileToSave);
System.out.println("line 168");
} catch (IOException e) {
}
}
/**
* Draws map content data into image
*
* @param content
* @return image
*/
private BufferedImage saveImage(MapContent content) {
BufferedImage image;
if (isTile && bufferSize != 0.0d) {
image =
new BufferedImage(bufferedImageWidth, bufferedImageHeight, BufferedImage.TYPE_4BYTE_ABGR);
} else {
image = new BufferedImage(imageWidth, imageHeight, BufferedImage.TYPE_4BYTE_ABGR);
}
GTRenderer renderer = new StreamingRenderer();
renderer.setMapContent(content);
Graphics2D g = (Graphics2D) image.getGraphics();
g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
g.setRenderingHint(
RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
if (isTile && bufferSize != 0.0d) {
renderer.paint(
g,
new Rectangle(bufferedImageWidth, bufferedImageHeight),
content.getViewport().getBounds());
try {
image =
image.getSubimage(
(int) (imageWidth * bufferSize) / 2,
(int) (imageWidth * bufferSize) / 2,
imageWidth,
imageHeight);
} catch (Exception e) {
log.error(e, "Image cropping failed");
}
} else {
renderer.paint(g, new Rectangle(imageWidth, imageHeight), content.getViewport().getBounds());
}
content.dispose();
return image;
}
@Override
protected void paintScreenContext(Graphics2D g) {
if (screenContext != null) {
synchronized (screenContext) {
try {
// let's paint selection and phanton layers
screenRenderer.setMapContent(screenContext);
Rectangle clip = g.getClipBounds();
Point2D.Double lu = screen2Cartesian(clip.getLocation());
Point2D.Double br =
screen2Cartesian(new Point(clip.x + clip.width, clip.y + clip.height));
Geometry aoiGeometry = constructRectyPolygonGeometry(lu, br);
Envelope aoiEnvelope =
new ReferencedEnvelope(
aoiGeometry.getEnvelopeInternal(), screenContext.getCoordinateReferenceSystem());
screenRenderer.paint(g, clip, aoiEnvelope, cartesian2Screen);
} catch (NoninvertibleTransformException ex) {
Logger.getLogger(JGeoPane.class.getName()).log(Level.SEVERE, null, ex);
}
}
}
super.paintScreenContext(g);
}
/**
* Set the renderer for this map pane.
*
* @param renderer the renderer to use
*/
public void setRenderer(GTRenderer renderer) {
if (renderer != null) {
Map<Object, Object> hints;
if (renderer instanceof StreamingRenderer) {
hints = renderer.getRendererHints();
if (hints == null) {
hints = new HashMap<Object, Object>();
}
if (hints.containsKey(StreamingRenderer.LABEL_CACHE_KEY)) {
labelCache = (LabelCache) hints.get(StreamingRenderer.LABEL_CACHE_KEY);
} else {
labelCache = new LabelCacheImpl();
hints.put(StreamingRenderer.LABEL_CACHE_KEY, labelCache);
}
renderer.setRendererHints(hints);
if (this.content != null) {
renderer.setMapContent(this.content);
}
}
}
this.renderer = renderer;
}
/**
* Set the map context for this map pane to display
*
* @param content the map context
*/
public void setMapContent(MapContent content) {
if (this.content != content) {
if (this.content != null) {
this.content.removeMapLayerListListener(this);
// for( MapLayer layer : this.context.getLayers() ) {
// if (layer instanceof ComponentListener) {
// removeComponentListener((ComponentListener) layer);
// }
// }
}
this.content = content;
if (content != null) {
this.content.addMapLayerListListener(this);
this.content.addMapBoundsListener(this);
// set all layers as selected by default for the info tool
for (Layer layer : content.layers()) {
layer.setSelected(true);
// if (layer instanceof ComponentListener) {
// addComponentListener((ComponentListener) layer);
// }
}
setFullExtent();
}
if (renderer != null) {
renderer.setMapContent(this.content);
}
MapPaneEvent ev = new MapPaneEvent(this, MapPaneEvent.Type.NEW_CONTEXT);
publishEvent(ev);
}
}
/**
* Upon a render exception check if its cause is one that we actually want to ignore, and if not
* abort the rendering process so the map producer can fail.
*/
public void errorOccurred(final Exception renderException) {
Throwable cause = renderException;
while (cause != null) {
if (cause instanceof TransformException
|| cause instanceof IllegalAttributeException
|| cause instanceof FactoryException
|| cause instanceof NoninvertibleTransformException) {
if (LOGGER.isLoggable(Level.FINE)) {
LOGGER.log(Level.FINE, "Ignoring renderer error", renderException);
}
return;
}
cause = cause.getCause();
}
// not an ignorable cause... stop rendering
LOGGER.log(Level.FINE, "Got an unexpected render exception.", renderException);
this.renderException = renderException;
renderer.stopRendering();
}
@SuppressWarnings("deprecation")
public void handleEvent(Event event) {
curPaintArea = getVisibleRect();
// System.out.println("event: " + event.type);
if (event.type == SWT.MouseDown) {
startX = event.x;
startY = event.y;
// start mouse activity
mouseDown = true;
} else if (event.type == SWT.MouseUp) {
endX = event.x;
endY = event.y;
boolean mouseWasMoved = startX != endX || startY != endY;
if (toolCanMove && mouseWasMoved) {
// if the tool is able to move draw the moved image
afterImageMove();
}
// stop mouse activity
mouseDown = false;
isDragging = false;
} else if (event.type == SWT.Paint) {
// System.out.println("PAINT CALLED (DOESN'T MEAN I'M DRAWING)");
if (acceptRepaintRequests) {
gc = event.gc;
// System.out.println(toolCanDraw + "/" + toolCanMove + "/" + isDragging + "/" +
// redrawBaseImage);
/*
* if the mouse is dragging and the current tool can
* move the map we just draw what we already have
* on white background. At the end of the moving
* we will take care of adding the missing pieces.
*/
if (toolCanMove && isDragging) {
// System.out.println("toolCanMove && isDragging");
if (gc != null && !gc.isDisposed() && swtImage != null) {
/*
* double buffer necessary, since the SWT.NO_BACKGROUND
* needed by the canvas to properly draw background, doesn't
* clean the parts outside the bounds of the moving panned image,
* giving a spilling image effect.
*/
Image tmpImage = new Image(getDisplay(), curPaintArea.width, curPaintArea.height);
GC tmpGc = new GC(tmpImage);
tmpGc.setBackground(white);
tmpGc.fillRectangle(0, 0, curPaintArea.width, curPaintArea.height);
tmpGc.drawImage(swtImage, imageOrigin.x, imageOrigin.y);
gc.drawImage(tmpImage, 0, 0);
tmpImage.dispose();
}
return;
}
/*
* if the mouse is dragging and the current tool can
* draw a boundingbox while dragging, we draw the box
* keeping the current drawn image
*/
if (toolCanDraw && toolManager.getCursorTool().isDrawing() && isDragging) {
// System.out.println("draw box: " + startX + "/" + startY + "/" + endX +
// "/" + endY);
if (swtImage != null) {
drawFinalImage(swtImage);
}
gc.setXORMode(true);
org.eclipse.swt.graphics.Color fC = gc.getForeground();
gc.setLineStyle(cursorToolLineStyle);
gc.setLineWidth(cursorToolLineWidth);
gc.setForeground(cursorToolColor);
gc.drawRectangle(startX, startY, endX - startX, endY - startY);
gc.setForeground(fC);
gc.setXORMode(false);
return;
}
if (!toolCanDraw && !toolCanMove && isDragging) {
return;
}
if (curPaintArea == null || content == null || renderer == null) {
return;
}
if (content.layers().size() == 0) {
// if no layers available, return only if there are also no overlays
gc.setForeground(yellow);
gc.fillRectangle(0, 0, curPaintArea.width + 1, curPaintArea.height + 1);
if (overlayImage == null) return;
}
final ReferencedEnvelope mapAOI = content.getViewport().getBounds();
if (mapAOI == null) {
return;
}
if (redrawBaseImage) {
MapPaneEvent ev = new MapPaneEvent(this, MapPaneEvent.Type.RENDERING_STARTED);
publishEvent(ev);
baseImage =
new BufferedImage(
curPaintArea.width + 1, curPaintArea.height + 1, BufferedImage.TYPE_INT_ARGB);
Graphics2D g2d = baseImage.createGraphics();
g2d.fillRect(0, 0, curPaintArea.width + 1, curPaintArea.height + 1);
g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
// renderer.setContext(context);
java.awt.Rectangle awtRectangle = Utils.toAwtRectangle(curPaintArea);
renderer.paint(g2d, awtRectangle, mapAOI, getWorldToScreenTransform());
// swtImage.dispose();
if (swtImage != null && !swtImage.isDisposed()) {
swtImage.dispose();
swtImage = null;
}
// System.out.println("READRAWBASEIMAGE");
swtImage =
new Image(
getDisplay(),
awtToSwt(baseImage, curPaintArea.width + 1, curPaintArea.height + 1));
}
if (swtImage != null) {
drawFinalImage(swtImage);
}
MapPaneEvent ev = new MapPaneEvent(this, MapPaneEvent.Type.RENDERING_STOPPED);
publishEvent(ev);
clearLabelCache = true;
onRenderingCompleted();
redrawBaseImage = false;
}
}
}
