| gvSIG desktop 1

	 * <p>Draws this map if its {@link ViewPort ViewPort} has an extent defined:<br>

	 * <ol>

	 * <li>Selects only the layers that have to be drawn: {@linkplain #prepareDrawing(BufferedImage, Graphics2D, double)}.

	 * <li>Sets quality: antialiasing by text and images, and quality rendering.

	 * <li>Draws the layers.

	 * <li>Fires a <code>LayerDrawEvent.GRAPHICLAYER_BEFORE_DRAW</code>.

	 * <li>Draws the graphic layer.

	 * <li>Fires a <code>LayerDrawEvent.GRAPHICLAYER_AFTER_DRAW</code>.

	 * <li>Invokes the garbage collector and memory clean.

	 * </ol></p>

	 *

	 * @param image buffer used sometimes instead <code>g</code> to accelerate the draw. For example, if two points are as closed that can't be distinguished, draws only one.

	 * @param g for rendering 2-dimensional shapes, text and images on the Java(tm) platform

	 * @param cancel shared object that determines if this layer can continue being drawn

	 * @param scale the scale of the view. Must be between {@linkplain FLayer#getMinScale()} and {@linkplain FLayer#getMaxScale()}.

	 * @throws ReadDriverException if fails reading with the driver.

	 */

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

			double scale, double _dpi) throws ReadDriverException {

		if (viewPort.getExtent() == null) {

			// System.err.println("viewPort.getExtent() = null");

			return;

		}

		System.out.println("Viewport despues: " + viewPort.toString());

		/*

		 * if ((viewPort.getImageWidth() <=0) || (viewPort.getImageHeight() <=

		 * 0)) { return; }

		 */

//		prepareDrawing(image, g, scale);

		// M�s c�lidad al texto

		RenderingHints renderHints = new RenderingHints(

				RenderingHints.KEY_ANTIALIASING,

				RenderingHints.VALUE_ANTIALIAS_ON);

		renderHints.put(RenderingHints.KEY_RENDERING,

				RenderingHints.VALUE_RENDER_QUALITY);

		renderHints.put(RenderingHints.KEY_TEXT_ANTIALIASING,

				RenderingHints.VALUE_TEXT_ANTIALIAS_ON);

		g.setRenderingHints(renderHints);

		long t1 = System.currentTimeMillis();

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

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

		LayerDrawEvent beforeTracLayerEvent = new LayerDrawEvent(tracLayer,

				g, viewPort, LayerDrawEvent.GRAPHICLAYER_BEFORE_DRAW);

		fireLayerDrawingEvent(beforeTracLayerEvent);

		tracLayer.draw(image, g, viewPort, cancel, scale);

		LayerDrawEvent afterTracLayerEvent = new LayerDrawEvent(tracLayer,

				g, viewPort, LayerDrawEvent.GRAPHICLAYER_AFTER_DRAW);

		fireLayerDrawingEvent(afterTracLayerEvent);

		//layers.setDirty(false);

		long t2 = System.currentTimeMillis();

		System.err.println("Tiempo de dibujado:" + (t2 - t1) +

				" mseg. Memoria libre:" + Runtime.getRuntime().freeMemory() / 1024  + " KB");

		/*

		 * g.setColor(Color.BLUE); GeneralPath shpR = new

		 * GeneralPath(viewPort.getExtent());

		 * shpR.transform(viewPort.getAffineTransform()); g.draw(shpR);

		 */

		System.gc();

	}

	/**

	/**

	 * <p>Like {@linkplain MapContext#draw(BufferedImage, Graphics2D, Cancellable, double)}, but creating

	 *  the task as cancellable.</p>

	 *

	 * @param image buffer used sometimes instead <code>g</code> to accelerate the draw. For example, if two points are as closed that can't be distinguished, draws only one.

	 * @param g for rendering 2-dimensional shapes, text and images on the Java(tm) platform

	 * @param scale the scale of the view. Must be between {@linkplain FLayer#getMinScale()} and {@linkplain FLayer#getMaxScale()}.

	 *

	 * @throws ReadDriverException if the driver fails reading.

	 *

	 * @see #draw(BufferedImage, Graphics2D, Cancellable, double)

	 */

	public void draw(BufferedImage image, Graphics2D g, double scale, double _dpi)

			throws ReadDriverException {

//		layers.setDirty(true);

		draw(image, g, new Cancellable() {

			/**

			 * @see com.iver.utiles.swing.threads.Cancellable#isCanceled()

			 */

			public boolean isCanceled() {

				return false;

			}

			public void setCanceled(boolean canceled) {

				// TODO Auto-generated method stub

			}

		}, scale, _dpi);

	}