svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.plugin / org.gvsig.labeling.app / org.gvsig.labeling.app.mainplugin / src / main / java / org / gvsig / labeling / placements / AbstractPlacementConstraints.java @ 40911
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package org.gvsig.labeling.placements; |
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import org.gvsig.fmap.mapcontext.rendering.legend.styling.IPlacementConstraints; |
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import org.gvsig.tools.ToolsLocator; |
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import org.gvsig.tools.dynobject.DynStruct; |
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import org.gvsig.tools.persistence.PersistenceManager; |
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import org.gvsig.tools.persistence.PersistentState; |
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import org.gvsig.tools.persistence.exception.PersistenceException; |
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/**
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* @author jaume dominguez faus - jaume.dominguez@iver.es
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*/
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public abstract class AbstractPlacementConstraints implements |
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Cloneable, IPlacementConstraints {
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public static final String PLACEMENT_CONSTRAINTS_PERSISTENCE_NAME = |
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"PLACEMENT_CONSTRAINTS_PERSISTENCE_NAME";
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// CAUTION, THIS IS A CLONEABLE OBJECT, DON'T FORGET TO
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// UPDATE clone() METHOD WHEN ADDING FIELDS
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private int duplicateLabelsMode = ONE_LABEL_PER_FEATURE_PART; // default duplicate treatment |
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private int placementMode; |
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private boolean belowTheLine; |
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private boolean aboveTheLine; |
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private boolean onTheLine; |
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private boolean pageOriented; |
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private int locationAlongLine; |
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private boolean fitInsidePolygon; |
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// CAUTION, THIS IS A CLONEABLE OBJECT, DON'T FORGET TO
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// UPDATE clone() METHOD WHEN ADDING FIELDS
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public void setDuplicateLabelsMode(int mode) { |
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if (mode != REMOVE_DUPLICATE_LABELS &&
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mode != ONE_LABEL_PER_FEATURE && |
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mode != ONE_LABEL_PER_FEATURE_PART) |
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throw new IllegalArgumentException( |
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"Only REMOVE_DUPLICATE_LABELS, " +
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"ONE_LABEL_PER_FEATURE " +
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"or ONE_LABEL_PER_FEATURE_PARTS allowed");
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this.duplicateLabelsMode = mode;
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} |
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public void setPlacementMode(int mode) { |
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if (this instanceof PointPlacementConstraints) { |
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if (mode != OFFSET_HORIZONTALY_AROUND_THE_POINT &&
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mode != ON_TOP_OF_THE_POINT && |
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mode != AT_SPECIFIED_ANGLE && |
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mode != AT_ANGLE_SPECIFIED_BY_A_FIELD) |
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throw new IllegalArgumentException( |
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"Only OFFSET_HORIZONTALY_AROUND_THE_POINT, " +
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"ON_TOP_OF_THE_POINT, " +
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"AT_SPECIFIED_ANGLE " +
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"or AT_ANGLE_SPECIFIED_BY_A_FIELD allowed for points: "+ mode);
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} |
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if (this instanceof PolygonPlacementConstraints) { |
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if (mode != HORIZONTAL &&
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mode != PARALLEL ) |
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throw new IllegalArgumentException( |
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"Only HORIZONTAL, " +
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"or PARALLEL allowed for polygons: "+ mode);
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} |
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if (this instanceof LinePlacementConstraints) { |
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if (mode != HORIZONTAL &&
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mode != PARALLEL && |
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mode != FOLLOWING_LINE && |
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mode != PERPENDICULAR) |
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throw new IllegalArgumentException( |
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"Only HORIZONTAL, PARALLEL," +
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"FOLLOWING_LINE, or PERPENDICULAR allowed for lines: "+ mode);
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} |
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this.placementMode = mode;
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} |
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public boolean isHorizontal() { |
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return placementMode == HORIZONTAL;
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} |
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public boolean isPerpendicular() { |
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return placementMode == PERPENDICULAR;
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} |
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public boolean isFollowingLine() { |
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return placementMode == FOLLOWING_LINE;
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} |
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public boolean isParallel() { |
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return placementMode == PARALLEL;
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} |
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public int getDuplicateLabelsMode() { |
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return duplicateLabelsMode;
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} |
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/**
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* Tells if the place mode selected is to put the label over the <b>POINT</b>
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* @return boolean
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*/
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public boolean isOnTopOfThePoint() { |
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return placementMode == ON_TOP_OF_THE_POINT;
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} |
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public boolean isBelowTheLine() { |
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return belowTheLine;
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} |
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public boolean isAboveTheLine() { |
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return aboveTheLine;
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} |
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public boolean isOnTheLine() { |
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return onTheLine;
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} |
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public boolean isPageOriented() { |
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return pageOriented;
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} |
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public void setOnTheLine(boolean b) { |
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this.onTheLine = b;
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} |
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public void setPageOriented(boolean b) { |
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this.pageOriented = b;
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} |
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public void setBelowTheLine(boolean b) { |
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this.belowTheLine = b;
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} |
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public void setAboveTheLine(boolean b) { |
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this.aboveTheLine = b;
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} |
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public boolean isAtTheEndOfLine() { |
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return locationAlongLine == AT_THE_END_OF_THE_LINE;
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} |
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public boolean isAtTheBeginingOfLine() { |
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return locationAlongLine == AT_THE_BEGINING_OF_THE_LINE;
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} |
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public boolean isInTheMiddleOfLine() { |
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return locationAlongLine == AT_THE_MIDDLE_OF_THE_LINE;
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} |
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public boolean isAtBestOfLine() { |
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return locationAlongLine == AT_BEST_OF_LINE;
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} |
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public boolean isAroundThePoint() { |
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return placementMode == OFFSET_HORIZONTALY_AROUND_THE_POINT;
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} |
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public boolean isFitInsidePolygon() { |
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return fitInsidePolygon;
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} |
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public void setFitInsidePolygon(boolean b) { |
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fitInsidePolygon = b; |
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} |
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public void setLocationAlongTheLine(int location) { |
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if (location != IPlacementConstraints.AT_THE_MIDDLE_OF_THE_LINE
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&& location != IPlacementConstraints.AT_THE_BEGINING_OF_THE_LINE |
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&& location != IPlacementConstraints.AT_THE_END_OF_THE_LINE |
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&& location != IPlacementConstraints.AT_BEST_OF_LINE) { |
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throw new IllegalArgumentException("Only IPlacementConstraints.AT_THE_MIDDLE_OF_THE_LINE, " + |
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"IPlacementConstraints.AT_THE_BEGINING_OF_THE_LINE, or " +
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"IPlacementConstraints.AT_THE_END_OF_THE_LINE, or " +
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"IPlacementConstraints.AT_BEST_OF_LINE values are allowed" );
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} |
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this.locationAlongLine = location;
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} |
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public void saveToState(PersistentState state) throws PersistenceException { |
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state.set("duplicateLabelsMode", getDuplicateLabelsMode());
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state.set("placementMode", placementMode);
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state.set("locationAlongLine", locationAlongLine);
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state.set("belowTheLine", isBelowTheLine());
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state.set("aboveTheLine", isAboveTheLine());
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state.set("onTheLine", isOnTheLine());
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state.set("pageOriented", isPageOriented());
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state.set("fitInsidePolygon", isFitInsidePolygon());
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} |
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public void loadFromState(PersistentState state) throws PersistenceException { |
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setDuplicateLabelsMode(state.getInt("duplicateLabelsMode"));
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setPlacementMode(state.getInt("placementMode"));
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locationAlongLine = state.getInt("locationAlongLine");
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setBelowTheLine(state.getBoolean("belowTheLine"));
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setAboveTheLine(state.getBoolean("aboveTheLine"));
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setOnTheLine(state.getBoolean("onTheLine"));
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setPageOriented(state.getBoolean("pageOriented"));
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setFitInsidePolygon(state.getBoolean("fitInsidePolygon"));
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} |
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public static void registerPersistent() { |
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PersistenceManager manager = ToolsLocator.getPersistenceManager(); |
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if( manager.getDefinition(PLACEMENT_CONSTRAINTS_PERSISTENCE_NAME) == null ) { |
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DynStruct definition = manager.addDefinition( |
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AbstractPlacementConstraints.class, |
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PLACEMENT_CONSTRAINTS_PERSISTENCE_NAME, |
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PLACEMENT_CONSTRAINTS_PERSISTENCE_NAME +" Persistence definition",
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null,
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null);
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definition.addDynFieldBoolean("belowTheLine").setMandatory(true); |
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definition.addDynFieldBoolean("aboveTheLine").setMandatory(true); |
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definition.addDynFieldBoolean("onTheLine").setMandatory(true); |
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definition.addDynFieldBoolean("pageOriented").setMandatory(true); |
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definition.addDynFieldBoolean("fitInsidePolygon").setMandatory(true); |
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definition.addDynFieldInt("duplicateLabelsMode").setMandatory(true); |
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definition.addDynFieldInt("placementMode").setMandatory(true); |
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definition.addDynFieldInt("locationAlongLine").setMandatory(true); |
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} |
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} |
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public Object clone() throws CloneNotSupportedException { |
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try {
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AbstractPlacementConstraints clone = getClass().newInstance(); |
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clone.aboveTheLine = this.aboveTheLine;
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clone.belowTheLine = this.belowTheLine;
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clone.duplicateLabelsMode = this.duplicateLabelsMode;
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clone.fitInsidePolygon = this.fitInsidePolygon;
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clone.locationAlongLine = this.locationAlongLine;
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clone.onTheLine = this.onTheLine;
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clone.pageOriented = this.pageOriented;
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clone.placementMode = this.placementMode;
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return clone;
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} catch (Exception e) { |
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throw new CloneNotSupportedException(e.getMessage()); |
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} |
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} |
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} |