Revision 13980 branches/v10/libraries/libFMap/src/com/iver/cit/gvsig/fmap/layers/FLayerStatus.java
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* $Id$ |
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* Revision 1.1.2.3 2007-02-21 08:57:28 fjp |
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* Revision 1.1.2.4 2007-09-24 12:03:13 ppiqueras |
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* Translated comments to English language and add new ones. |
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* |
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* Revision 1.1.2.3 2007/02/21 08:57:28 fjp |
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* Bug con el driver loaded corregido. Afectaba a los eventos de capas |
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* |
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* Revision 1.1.2.2 2007/02/20 08:51:20 fjp |
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import java.util.List; |
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import com.iver.cit.gvsig.fmap.DriverException; |
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import com.iver.cit.gvsig.fmap.ErrorEvent; |
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/** |
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* Default layer status implementation.
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* <p>All <i>fmap</i> layers can be in a set of states, that their combination represent the status of a layer.</p>
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* |
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* We are trying to model the status of a layer in an object, |
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* to get more clarity. |
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* <p>The <code>FLayerStatus</code> class supports the common status for all kind of {@link FLyrDefault FLyrDefault} layers.</p> |
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* <p>This means that not necessarily all layers can stay in all possible status, it depends on its particular |
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* constitution.</p> |
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* |
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* <p>Layer status states defined: |
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* <ul> |
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* <li><i><b>Available</b></i>: the layer is available if the source of its data is on-line.</li> |
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* <li><i><b>Visible</b></i>: one layer is visible if it's selected its <i>check box</i> associated in TOC. This implies that |
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* layer will tried to be painted unless the necessary data would be unavailable; this situation is more frequent with layers of |
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* remote services.</li> |
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* <li><i><b>Active</b></i>: the layer is active if it's selected at the TOC.</li> |
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* <li><i><b>Dirty</b></i>: one layer is dirty if needs to be refreshed.</li> |
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* <li><i><b>In TOC</b></i>: the layer is in TOC if it's at the view's TOC's tree of layers.</li> |
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* <li><i><b>Editing</b></i>: if the layer it's being edited now.</li> |
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* <li><i><b>Writable</b></i>: if can be modified and saved the changes.</li> |
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* <li><i><b>Cache drawn layers</b></i>: this state reports if the layer stores previous draws. This is useful to accelerate the draw of the layer.</li> |
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* <li><i><b>Driver loaded</b></i>: this state reports if the driver for managing the layer has been loaded successfully.</li> |
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* </ul> |
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* </p> |
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* |
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* @see IFLayerStatus |
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* |
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* @author azabala |
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* |
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*/ |
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public class FLayerStatus implements IFLayerStatus { |
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public boolean available; |
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public boolean visible; |
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public boolean active; |
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public boolean dirty; |
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public boolean inTOC; |
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public boolean editing; |
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public boolean writable; |
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public boolean cacheDrawnLayers; |
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private boolean driverLoaded; |
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public boolean enabled; |
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/** |
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* <p>Layer's availability: the layer is available if the source of its data is on-line.</p> |
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*/ |
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public boolean available; |
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private ArrayList layerErrors; |
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/** |
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* <p>Layer's visibility: the layer is visible if it's selected its <i>check box</i> associated in TOC. This implies that |
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* layer will tried to be painted unless the necessary data would be unavailable; this situation is more frequent with layers of |
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* remote services.</p> |
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*/ |
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public boolean visible; |
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/** |
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* <p>The layer is active if it's selected at the TOC.</p> |
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*/ |
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public boolean active; |
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/** |
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* <p>One layer is dirty if needs to be refreshed.</p> |
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*/ |
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public boolean dirty; |
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/** |
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* <p>The layer is in TOC if it's at the view's TOC's tree of layers.</p> |
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*/ |
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public boolean inTOC; |
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/** |
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* <p>This parameter reports if the layer it's being edited now.</p> |
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*/ |
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public boolean editing; |
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/** |
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* <p>This parameter reports if the layer can be modified and saved the changes.</p> |
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*/ |
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public boolean writable; |
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/** |
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* <p>This state reports if the layer stores previous draws. That's useful to accelerate the draw of the layer.</p> |
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*/ |
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public boolean cacheDrawnLayers; |
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/** |
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* <p>This state reports if the driver for managing the layer has been loaded successfully.</p> |
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*/ |
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private boolean driverLoaded; |
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/** |
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* |
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*/ |
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public boolean enabled; |
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/** |
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* <p>List with the information of the driver errors produced working this layer.</p> |
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*/ |
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private ArrayList layerErrors; |
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/** |
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* <p>Creates an instance with the default status of a {@link FLyrDefault FLyrDefault} layer: |
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* <ul> |
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* <li><b><i>Visible</i></b>: <code>true</code> .</li> |
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* <li><b><i>Active</i></b>: <code>false</code> .</li> |
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* <li><b><i>In TOC</i></b>: <code>true</code> .</li> |
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* <li><b><i>Editing</i></b>: <code>false</code> .</li> |
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* <li><b><i>Cache drawn layers</i></b>: <code>false</code> .</li> |
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* <li><b><i>Dirty</i></b>: <code>false</code> .</li> |
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* <li><b><i>Available</i></b>: <code>true</code> .</li> |
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* <li><b><i>Driver loaded</i></b>: <code>true</code> .</li> |
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* <li><b><i>Writable</i></b>: <code>false</code> .</li> |
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* <li>Without driver errors.</li> |
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* </ul> |
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* </p> |
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*/ |
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public FLayerStatus(){ |
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this.layerErrors = new ArrayList(); |
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visible = true; |
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writable = false; |
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} |
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/** |
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* <p>Stores information of an exception produced working with a driver of the layer.</p> |
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* |
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* @param error the driver exception |
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*/ |
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public void addLayerError(DriverException error){ |
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layerErrors.add(error); |
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} |
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/** |
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* <p>Gets the number of driver exceptions produced working with the layer.</p> |
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* |
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* @return number of driver exceptions produced |
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*/ |
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public int getNumErrors(){ |
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return layerErrors.size(); |
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} |
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/** |
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* <p>Gets the information of the <i>nth</i> layer driver exception registered in the status.</p> |
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* |
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* @param i ith layer exception registered |
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* |
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* @return the <i>nth</i> layer driver exception registered |
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*/ |
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public DriverException getError(int i){ |
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return (DriverException) layerErrors.get(i); |
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} |
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/** |
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* <p>Returns if there have been driver errors working with the layer.</p> |
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* |
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* @return <code>true</code> if there have driver errors working with the layer; <code>false</code> otherwise |
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*/ |
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public boolean isOk(){ |
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return layerErrors.size() == 0; |
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} |
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/** |
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* <p>Returns a list with the driver errors produced in a layer.</p> |
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* |
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* @return list with the driver errors produced in a layer |
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*/ |
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public List getErrors() { |
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return layerErrors; |
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} |
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/** |
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* <p>Returns if has been loaded successfully the driver for managing the layer.</p> |
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* |
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* @return <code>true</code> if has been loaded successfully the driver for managing the layer; <code>false</code> otherwise |
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*/ |
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public boolean isDriverLoaded() { |
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return driverLoaded; |
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} |
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/** |
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* <p>Sets if has been loaded successfully the driver for managing the layer.</p> |
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* |
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* @param driverLoaded <code>true</code> if has been loaded successfully the driver for managing the layer; <code>false</code> otherwise |
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*/ |
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public void setDriverLoaded(boolean driverLoaded) { |
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this.driverLoaded = driverLoaded; |
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} |
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} |
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} |
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