Examples of com.eteks.sweethome3d.model.DimensionLine

com.eteks.sweethome3d.model.DimensionLine
A dimension line in plan. @author Emmanuel Puybaret

  private DimensionLine getOffsetDimensionLineAt(float x, float y) {
    List<Selectable> selectedItems = this.home.getSelectedItems();
    if (selectedItems.size() == 1
        && selectedItems.get(0) instanceof DimensionLine
        && isItemResizable(selectedItems.get(0))) {
      DimensionLine dimensionLine = (DimensionLine)selectedItems.get(0);
      float margin = PIXEL_MARGIN / getScale();
      if (dimensionLine.isMiddlePointAt(x, y, margin)) {
        return dimensionLine;
      }
    } 
    return null;
  }

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    tester.actionKeyStroke(KeyEvent.VK_ENTER);
    


    Collection<DimensionLine> dimensionLines = frame.home.getDimensionLines();
    assertEquals("Incorrect dimension lines count", 1, dimensionLines.size());
    DimensionLine dimensionLine = dimensionLines.iterator().next();
    assertTrue("Incorrect X start " + 250 + " " + dimensionLine.getXStart(), 
        Math.abs(250 - dimensionLine.getXStart()) < 1E-10);
    assertTrue("Incorrect Y start " + 560 + " " + dimensionLine.getYStart(), 
        Math.abs(560 - dimensionLine.getYStart()) < 1E-10);
    assertTrue("Incorrect X end " + 391.421 + " " + dimensionLine.getXEnd(), 
        Math.abs(391.421 - dimensionLine.getXEnd()) < 1E-3);
    assertTrue("Incorrect Y end " + 418.579 + " " + dimensionLine.getYEnd(), 
        Math.abs(418.579 - dimensionLine.getYEnd()) < 1E-3);
    assertTrue("Incorrect offset " + 50 + " " + dimensionLine.getYEnd(), 
        Math.abs(50 - dimensionLine.getOffset()) < 1E-10);
  }

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      this.editingStartPoint = false;
      this.offsetChoice = false;
      this.newDimensionLine = null;
      deselectAll();
      toggleMagnetism(wasShiftDownLastMousePress());
      DimensionLine dimensionLine = getMeasuringDimensionLineAt(
          getXLastMousePress(), getYLastMousePress(), this.magnetismEnabled);
      if (dimensionLine != null) {
        getView().setDimensionLinesFeedback(Arrays.asList(new DimensionLine [] {dimensionLine}));
      }
      getView().setAlignmentFeedback(DimensionLine.class,

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    public void pressMouse(float x, float y, int clickCount, 
                           boolean shiftDown, boolean duplicationActivated) {
      if (this.newDimensionLine == null
          && clickCount == 2) {
        // Try to guess the item to measure
        DimensionLine dimensionLine = getMeasuringDimensionLineAt(x, y, this.magnetismEnabled);
        this.newDimensionLine = createDimensionLine(
            dimensionLine.getXStart(), dimensionLine.getYStart(), 
            dimensionLine.getXEnd(), dimensionLine.getYEnd(), 
            dimensionLine.getOffset());
      }
      // Create a new dimension line only when it will have a length > 0
      // meaning after the first mouse move
      if (this.newDimensionLine != null) {
        if (this.offsetChoice) {

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        itemBounds.add(xName + nameBounds.getWidth() / 2, 
            yName + nameFontMetrics.getDescent());
      }
    } else if (item instanceof DimensionLine) {
      // Add to bounds the text bounds of the dimension line length 
      DimensionLine dimensionLine = (DimensionLine)item;
      float dimensionLineLength = dimensionLine.getLength();
      String lengthText = this.preferences.getLengthUnit().getFormat().format(dimensionLineLength);
      TextStyle lengthStyle = dimensionLine.getLengthStyle();
      if (lengthStyle == null) {
        lengthStyle = this.preferences.getDefaultTextStyle(dimensionLine.getClass());
      }          
      FontMetrics lengthFontMetrics = getFontMetrics(componentFont, lengthStyle);
      Rectangle2D lengthTextBounds = lengthFontMetrics.getStringBounds(lengthText, g);
      // Transform length text bounding rectangle corners to their real location
      double angle = Math.atan2(dimensionLine.getYEnd() - dimensionLine.getYStart(), 
          dimensionLine.getXEnd() - dimensionLine.getXStart());
      AffineTransform transform = new AffineTransform();
      transform.translate(dimensionLine.getXStart(), dimensionLine.getYStart());
      transform.rotate(angle);
      transform.translate(0, dimensionLine.getOffset());
      transform.translate((dimensionLineLength - lengthTextBounds.getWidth()) / 2, 
          dimensionLine.getOffset() <= 0 
              ? -lengthFontMetrics.getDescent() - 1
              : lengthFontMetrics.getAscent() + 1);
      GeneralPath lengthTextBoundsPath = new GeneralPath(lengthTextBounds);
      for (PathIterator it = lengthTextBoundsPath.getPathIterator(transform); !it.isDone(); ) {
        float [] pathPoint = new float[2];
        if (it.currentSegment(pathPoint) != PathIterator.SEG_CLOSE) {
          itemBounds.add(pathPoint [0], pathPoint [1]);
        }
        it.next();
      }
      // Add to bounds the end lines drawn at dimension line start and end  
      transform = new AffineTransform();
      transform.translate(dimensionLine.getXStart(), dimensionLine.getYStart());
      transform.rotate(angle);
      transform.translate(0, dimensionLine.getOffset());
      for (PathIterator it = DIMENSION_LINE_END.getPathIterator(transform); !it.isDone(); ) {
        float [] pathPoint = new float[2];
        if (it.currentSegment(pathPoint) != PathIterator.SEG_CLOSE) {
          itemBounds.add(pathPoint [0], pathPoint [1]);
        }

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    // Check one dimension is selected
    assertEquals("Wrong selection", 1, frame.home.getSelectedItems().size());
    assertEquals("Selection doesn't contain the second dimension", 
        frame.home.getSelectedItems().get(0), orderedDimensionLines.get(1));
    // Check the size of the created dimension lines
    DimensionLine firstDimensionLine = orderedDimensionLines.get(0);
    assertEqualsDimensionLine(520, 122, 520, 298, 0, firstDimensionLine);
    assertEqualsDimensionLine(42, 310, 498, 310, 20, orderedDimensionLines.get(1));
    
    // 16. Select the first dimension line
    tester.click(frame.selectButton);
    tester.actionClick(planComponent, 280, 90);
    assertEquals("Wrong selection", 1, frame.home.getSelectedItems().size());
    assertEquals("Selection doesn't contain the first dimension", 
        frame.home.getSelectedItems().get(0), firstDimensionLine);
    // Move its end point to (330, 167)
    tester.actionMousePress(planComponent, new ComponentLocation(new Point(280, 167)));
    tester.actionMouseMove(planComponent, new ComponentLocation(new Point(320, 167)));
    // Check its coordinates while Shift key isn't pressed (with magnetism)
    assertEqualsDimensionLine(520, 122, 567.105f, 297.7985f, 0, firstDimensionLine);
    // Check its length with magnetism 
    float firstDimensionLineLength = (float)Point2D.distance(
        firstDimensionLine.getXStart(), firstDimensionLine.getYStart(), 
        firstDimensionLine.getXEnd(), firstDimensionLine.getYEnd());
    assertTrue("Incorrect length 182 " + firstDimensionLineLength, 
        Math.abs(182 - firstDimensionLineLength) < 1E-4);
    // Press Shift key
    tester.actionKeyPress(KeyEvent.VK_SHIFT);
    // Check its coordinates while Shift key is pressed (with no magnetism)

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