Examples of com.eteks.sweethome3d.model.DimensionLine

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

    }


    @Override
    public void moveMouse(float x, float y) {
      getView().setAlignmentFeedback(DimensionLine.class, null, x, y, false);
      DimensionLine dimensionLine = getMeasuringDimensionLineAt(x, y, this.magnetismEnabled);
      if (dimensionLine != null) {
        getView().setDimensionLinesFeedback(Arrays.asList(new DimensionLine [] {dimensionLine}));
      } else {
        getView().setDimensionLinesFeedback(null);
      }

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        textStyles.add(oldNameStyle.deriveBoldStyle(selectionBoldStyle));
        TextStyle oldAreaStyle = getItemTextStyle(room, room.getAreaStyle());
        oldTextStyles.add(oldAreaStyle);
        textStyles.add(oldAreaStyle.deriveBoldStyle(selectionBoldStyle));
      } else if (item instanceof DimensionLine) {
        DimensionLine dimensionLine = (DimensionLine)item;
        itemsWithText.add(dimensionLine);
        TextStyle oldLengthStyle = getItemTextStyle(dimensionLine, dimensionLine.getLengthStyle());
        oldTextStyles.add(oldLengthStyle);
        textStyles.add(oldLengthStyle.deriveBoldStyle(selectionBoldStyle));
      } 
    }
    modifyTextStyle(itemsWithText.toArray(new Selectable [itemsWithText.size()]),

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        textStyles.add(oldNameStyle.deriveItalicStyle(selectionItalicStyle));
        TextStyle oldAreaStyle = getItemTextStyle(room, room.getAreaStyle());
        oldTextStyles.add(oldAreaStyle);
        textStyles.add(oldAreaStyle.deriveItalicStyle(selectionItalicStyle));
      } else if (item instanceof DimensionLine) {
        DimensionLine dimensionLine = (DimensionLine)item;
        itemsWithText.add(dimensionLine);
        TextStyle oldLengthStyle = getItemTextStyle(dimensionLine, dimensionLine.getLengthStyle());
        oldTextStyles.add(oldLengthStyle);
        textStyles.add(oldLengthStyle.deriveItalicStyle(selectionItalicStyle));
      } 
    }
    modifyTextStyle(itemsWithText.toArray(new Selectable [itemsWithText.size()]),

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        textStyles.add(oldNameStyle.deriveStyle(Math.round(oldNameStyle.getFontSize() * factor)));
        TextStyle oldAreaStyle = getItemTextStyle(room, room.getAreaStyle());
        oldTextStyles.add(oldAreaStyle);
        textStyles.add(oldAreaStyle.deriveStyle(Math.round(oldAreaStyle.getFontSize() * factor)));
      } else if (item instanceof DimensionLine) {
        DimensionLine dimensionLine = (DimensionLine)item;
        itemsWithText.add(dimensionLine);
        TextStyle oldLengthStyle = getItemTextStyle(dimensionLine, dimensionLine.getLengthStyle());
        oldTextStyles.add(oldLengthStyle);
        textStyles.add(oldLengthStyle.deriveStyle(Math.round(oldLengthStyle.getFontSize() * factor)));
      } 
    }
    modifyTextStyle(itemsWithText.toArray(new Selectable [itemsWithText.size()]),

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    boolean reverse = angle > Math.PI / 2 && angle <= 3 * Math.PI / 2;
    if (wallEndPointJoinedToPieceLeftPoint != null) {
      float offset = (float)Point2D.distance(pieceLeftPoint [0], pieceLeftPoint [1], 
          piecePoints [3][0], piecePoints [3][1]) + 10 / getView().getScale();
      if (reverse) {
        dimensionLines.add(new DimensionLine(pieceLeftPoint [0], pieceLeftPoint [1],
            wallEndPointJoinedToPieceLeftPoint [0],
            wallEndPointJoinedToPieceLeftPoint [1], -offset));
      } else {
        dimensionLines.add(new DimensionLine(wallEndPointJoinedToPieceLeftPoint [0],
            wallEndPointJoinedToPieceLeftPoint [1], 
            pieceLeftPoint [0], pieceLeftPoint [1], offset));
      }
    }
    if (wallEndPointJoinedToPieceRightPoint != null) {
      float offset = (float)Point2D.distance(pieceRightPoint [0], pieceRightPoint [1], 
          piecePoints [2][0], piecePoints [2][1]) + 10 / getView().getScale();
      if (reverse) {
        dimensionLines.add(new DimensionLine(wallEndPointJoinedToPieceRightPoint [0],
            wallEndPointJoinedToPieceRightPoint [1], 
            pieceRightPoint [0], pieceRightPoint [1], -offset));
      } else {
        dimensionLines.add(new DimensionLine(pieceRightPoint [0], pieceRightPoint [1],
            wallEndPointJoinedToPieceRightPoint [0],
            wallEndPointJoinedToPieceRightPoint [1], offset));
      }
    }
    return dimensionLines;

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   * or <code>null</code> if it doesn't exist. 
   */
  private DimensionLine getMeasuringDimensionLineAt(float x, float y, 
                                                    boolean magnetismEnabled) {
    for (HomePieceOfFurniture piece : home.getFurniture()) {
      DimensionLine dimensionLine = getDimensionLineBetweenPointsAt(piece.getPoints(), x, y, magnetismEnabled);
      if (dimensionLine != null) {
        return dimensionLine;
      }
    }
    for (GeneralPath roomPath : getRoomPathsFromWalls()) {
      if (roomPath.intersects(x - PIXEL_MARGIN, y - PIXEL_MARGIN, 2 * PIXEL_MARGIN, 2 * PIXEL_MARGIN)) {
        DimensionLine dimensionLine = getDimensionLineBetweenPointsAt(
            getPathPoints(roomPath, true), x, y, magnetismEnabled);
        if (dimensionLine != null) {
          return dimensionLine;
        }
      }
    }
    for (Room room : home.getRooms()) {
      DimensionLine dimensionLine = getDimensionLineBetweenPointsAt(room.getPoints(), x, y, magnetismEnabled);
      if (dimensionLine != null) {
        return dimensionLine;
      }
    }
    return null;

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          } else {
            xEnd = points [i][0] + (float)(magnetizedLength * Math.cos(angle));            
            yEnd = points [i][1] - (float)(magnetizedLength * Math.sin(angle));
          }
        }
        return new DimensionLine(xStart, yStart, xEnd, yEnd, 0);
      }
    }
    return null;
  }

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   * The new dimension line is added to home.
   */
  protected DimensionLine createDimensionLine(float xStart, float yStart, 
                                              float xEnd, float yEnd, 
                                              float offset) {
    DimensionLine newDimensionLine = new DimensionLine(xStart, yStart, xEnd, yEnd, offset);
    this.home.addDimensionLine(newDimensionLine);
    return newDimensionLine;
  }

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  private DimensionLine getResizedDimensionLineStartAt(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.containsStartExtensionLinetAt(x, y, margin)) {
        return dimensionLine;
      }
    } 
    return null;
  }

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  private DimensionLine getResizedDimensionLineEndAt(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.containsEndExtensionLineAt(x, y, margin)) {
        return dimensionLine;
      }
    } 
    return null;
  }

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