Revision 40983 trunk/org.gvsig.desktop/org.gvsig.desktop.library/org.gvsig.symbology/org.gvsig.symbology.lib/org.gvsig.symbology.lib.impl/src/main/java/org/gvsig/symbology/fmap/mapcontext/rendering/legend/styling/AttrInTableLabelingStrategy.java
| AttrInTableLabelingStrategy.java | ||
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| 138 | 138 |
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| 139 | 139 |
public void setZoomConstraints(IZoomConstraints constraints) {
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| 140 | 140 |
this.zoom = constraints; |
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} |
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} |
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private double getScale(ViewPort vp, PrintAttributes patts) |
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| 144 |
throws ReadException {
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double dpi = 0; |
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| 147 |
if (patts != null) {
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int len = PrintAttributes.PRINT_QUALITY_DPI.length; |
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int priq = patts.getPrintQuality(); |
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if (priq < 0 || priq >= len) {
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dpi = MapContext.getScreenDPI(); |
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} else {
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dpi = PrintAttributes.PRINT_QUALITY_DPI[priq]; |
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} |
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} else {
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dpi = MapContext.getScreenDPI(); |
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} |
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// ============== We have dpi now ==================== |
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IProjection proj = vp.getProjection(); |
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if (vp.getImageSize() == null || vp.getAdjustedEnvelope() == null) {
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throw new ReadException("",
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new Exception("Viewport does not have image size or envelope"));
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} |
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double[] trans2Meter = MapContext.getDistanceTrans2Meter(); |
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if (proj == null) {
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double wmeters = ((vp.getImageSize().width / dpi) * 0.0254); |
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return (long) ( |
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(trans2Meter[vp.getMapUnits()] * vp.getAdjustedEnvelope().getLength(0)) |
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/ wmeters); |
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} else {
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return Math.round(proj.getScale( |
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vp.getAdjustedEnvelope().getMinimum(0) |
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* trans2Meter[vp.getMapUnits()], |
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vp.getAdjustedEnvelope().getMaximum(0) |
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* trans2Meter[vp.getMapUnits()], |
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vp.getImageSize().width, |
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dpi)); |
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} |
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} |
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| 142 | 185 |
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| 143 | 186 |
private void draw(BufferedImage image, Graphics2D g, ViewPort viewPort, |
| 144 | 187 |
Cancellable cancel, PrintAttributes props) throws ReadException {
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| 145 | 188 |
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double scale = viewPort.getScale();
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double scale = getScale(viewPort, props);
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| 148 | 191 |
SimpleTextSymbol sym = new SimpleTextSymbol(); |
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| 150 | 192 |
sym.setFont(getFont()); |
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| 152 | 193 |
sym.setUnit(unit); |
| 153 | 194 |
sym.setReferenceSystem(referenceSystem); |
| 154 | 195 |
if (zoom==null || |
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