| gvSIG desktop 1

	public void draw(FLayers root, BufferedImage image, Graphics2D g, Cancellable cancel,

			double scale, double _dpi) throws ReadDriverException {

		this.checkIntilalized();

		boolean needToPaintAll = false;

		DrawList drawList = this.createDrawList(root, cancel,scale);

		if (cancel.isCanceled()){

			return;

		}

		if (cachedImage == null){

			needToPaintAll=true;

		} else if (!cachedImage.isValid(mapContext, viewPort, drawList.getFirstLayerToDraw())){

				needToPaintAll=true;

			}

		int firstLayer= 0;

		if (!needToPaintAll){

			firstLayer = cachedImage.getListPosition()+1;

//			System.out.println("=======Pintando a partir de la pos "+ firstLayer+"============");

			g.drawImage(cachedImage.getImage(), 0, 0, null);

//			System.out.println("=======Pintando imagen ============");

		} else{

			this.cachedImage = null;

//			System.out.println("=======Pintando todo============");

		}

		boolean cached=false;

		ComposedLayer composed = null;

		int pos;

		int layerPos= -1;

		FLayer layer;

		Object obj;

		LayersGroupEvent event;

		for (pos=0; pos < drawList.size(); pos++){

			if (cancel.isCanceled()){

				return;

			}

			obj = drawList.get(pos);

			// *** Gestion de eventos de pintado de grupos ***

			if (obj instanceof LayersGroupEvent){

				event = (LayersGroupEvent) obj;

				if (event.type == LayersGroupEvent.IN_Event){

//					System.out.println("=======Empiza a pintar grupo de capas "+ ((FLayers)event.group).getName() +"============");

					event.group.beginDraw(g, viewPort);

				} else{

					event.group.endDraw(g, viewPort);

//					System.out.println("=======Fin a pintar grupo de capas "+ ((FLayers)event.group).getName() +"============");

				}

				continue;

			}

			layerPos++;

			if (layerPos < firstLayer){

				continue;

			}

			layer = (FLayer) obj;

			if (cancel.isCanceled()){

				return;

			}

			// *** Gestion de cache ***

			if ((!cached) && this.isLayerCacheable(layer)){

				if (layerPos > 0){ //La primera capa es la activa, no cacheamos

					if (cachedImage==null || cachedImage.getListPosition() < layerPos-1){

						if (composed != null){

							//si tenemos una composicion de capas, necesitamos pintarlas

							//antes de guardarnos la imagen

//							System.out.println("=======Pintando composicion de pintado "+ (layerPos-1)+" (antes de cache)============");

							this.draw(composed, image, g, cancel, scale, _dpi);

//							composed.draw(image, g, viewPort, cancel, scale);

							composed = null;

						}

						CachedImage  newCached = new CachedImage();

						newCached.setImage(image, mapContext, viewPort, layerPos-1);

						this.cachedImage = newCached;

//						System.out.println("=======Guardando imagen de la pos "+ (layerPos-1)+" ("+ newCached.getListPosition() +")============");

					}

				}

				cached = true;

			}

			if (cancel.isCanceled()){

				return;

			}

			if (composed == null){

				composed = layer.newComposedLayer();

				if (composed != null){

					try {

//						System.out.println("=== a?adiendo a composicion de pintado "+ layerPos+ " "+layer.getName());

						composed.add(layer);

						continue;

					} catch (Exception e) {

						throw new ReadDriverException("DefaultMapContexDrawer exception",e);

					}

				}

			}else{

				if (composed.canAdd(layer)){

					try {

//						System.out.println("=== a?adiendo a composicion de pintado "+ layerPos+ " "+layer.getName());

						composed.add(layer);

						continue;

					} catch (Exception e) {

						throw new ReadDriverException("DefaultMapContexDrawer exception",e);

					}

				} else {

//					System.out.println("=======Pintando composicion de pintado "+ (layerPos-1)+" (cambio composicion)============");

					this.draw(composed, image, g, cancel, scale, _dpi);

//					composed.draw(image, g, viewPort, cancel, scale);

					composed = layer.newComposedLayer();

					if (composed != null){

						try {

//							System.out.println("=== a?adiendo a composicion de pintado "+ layerPos+ " "+layer.getName());

							composed.add(layer);

							continue;

						} catch (Exception e) {

							throw new ReadDriverException("DefaultMapContexDrawer exception",e);

						}					}

				}

			}

//			System.out.println("=== pintando "+ layerPos+ " "+layer.getName());

			this.draw(layer, image, g, cancel, scale, _dpi);

//			layer.draw(image, g, viewPort, cancel, scale);

		}

		if (composed != null){

			// si la composicion no se ha pintado la pintamos

//			System.out.println("=======Pintando composicion de pintado "+ (layerPos-1)+" (ultimo)============");

			this.draw(composed, image, g, cancel, scale, _dpi);

//			composed.draw(image, g, viewPort, cancel, scale);

		}

		if (cancel.isCanceled()){

			return;

		}

		this.previousDrawList = drawList;

	}