Revision 11138 trunk/libraries/libFMap/src/com/iver/cit/gvsig/fmap/rendering/styling/LinePlacementConstraints.java
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* |
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* $Id$ |
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* $Log$ |
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* Revision 1.3 2007-04-02 16:34:56 jaume |
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* Revision 1.4 2007-04-11 16:01:08 jaume |
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* maybe a label placer refactor |
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* |
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* Revision 1.3 2007/04/02 16:34:56 jaume |
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* Styled labeling (start commiting) |
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* |
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* Revision 1.2 2007/03/09 08:33:43 jaume |
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*/ |
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package com.iver.cit.gvsig.fmap.rendering.styling; |
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import java.awt.Point; |
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import java.awt.geom.AffineTransform; |
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import org.cresques.px.gml.MultiPolygon; |
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import com.iver.cit.gvsig.fmap.core.FShape; |
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import com.iver.cit.gvsig.fmap.core.IGeometry; |
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import com.iver.cit.gvsig.fmap.core.symbols.ITextSymbol; |
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/** |
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* |
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* @author jaume dominguez faus - jaume.dominguez@iver.es |
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* |
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*/ |
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public class LinePlacementConstraints extends AbstractPlacementConstraints {
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public FShape[] getLocationsFor(IGeometry geom, FShape labelShape, MultiPolygon exclusionZone) {
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return new FShape[] { (FShape) geom.getInternalShape() };
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} |
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public void placeLabel(IGeometry geom, LabelClass labelShape, MultiPolygon exclusionZone, AffineTransform at) {
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Point startingPoint; |
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if (isFollowingLine()) {
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throw new Error("following line option not yet implemented");
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// 1. create text path |
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// 2. convert text symbol to SmartTextSymbol if need |
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} else {
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if (isAtTheBeginingOfLine()) {
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} else if (isAtTheEndOfLine()) {
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} else {
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} |
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} |
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/* |
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* Now we have the starting point for the text, we will apply the |
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* offset to place the text either over, under or above the line |
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*/ |
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if (exclusionZone == null) {
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// no check for overlapping is needed |
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if (isBellowTheLine()) {
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// Offset to be on bellow of the line. |
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} else if (isAboveTheLine()) {
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// Offset to be above the line (inverse offset to under the line) |
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} else {
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// No offset. |
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} |
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/* |
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* Now, we'll need to see who is defining the orientation |
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* either the line or the page. |
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*/ |
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if (isPageOriented()) {
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} else {
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// The line defines the orientation. |
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} |
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if (isParallel()) {
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// get the line theta and apply it |
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} else if (isPerpendicular()) {
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// get the line theta with 90 degrees |
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} |
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} else {
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throw new Error("overlapping detection option not yet implemented");
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} |
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} |
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} |
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