Examples with LinkFigure org.eclipse.nebula.treemapper.internal.LinkFigure used on opensource projects

Example 1 with LinkFigure

use of org.eclipse.nebula.treemapper.internal.LinkFigure in project InformationSystem by ObeoNetwork.

the class TreeMapper method setSelection.

/* (non-Javadoc)
	 * @see org.eclipse.jface.viewers.ISelectionProvider#setSelection(org.eclipse.jface.viewers.ISelection)
	 */
public void setSelection(ISelection selection) {
    IStructuredSelection strSelection = (IStructuredSelection) selection;
    if (strSelection.isEmpty()) {
        // Deselect all figures and mappings
        currentSelection = new StructuredSelection();
        for (M selectedMapping : selectedMappings) {
            applyDefaultMappingStyle(mappingsToFigures.get(selectedMapping));
        }
        selectedFigures.clear();
        selectedMappings.clear();
    } else {
        currentSelection = strSelection;
        // Deselect previously selected mappings
        List<M> previouslySelectedMappings = new ArrayList<M>(selectedMappings);
        for (M previouslySelectedMapping : previouslySelectedMappings) {
            LinkFigure arrowFigure = mappingsToFigures.get(previouslySelectedMapping);
            if (!strSelection.toList().contains(previouslySelectedMapping)) {
                selectedFigures.remove(arrowFigure);
                selectedMappings.remove(previouslySelectedMapping);
                applyDefaultMappingStyle(arrowFigure);
            }
        }
        // Display new selected mappings
        for (Object newSelectedObject : strSelection.toList()) {
            @SuppressWarnings("unchecked") M newSelectedMapping = (M) newSelectedObject;
            if (!selectedMappings.contains(newSelectedMapping)) {
                LinkFigure arrowFigure = mappingsToFigures.get(newSelectedMapping);
                selectedFigures.add(arrowFigure);
                selectedMappings.add(newSelectedMapping);
                applySelectedMappingFeedback(arrowFigure);
            }
        }
    }
    // Notify listeners that the selection changed
    for (ISelectionChangedListener listener : selectionChangedListeners) {
        listener.selectionChanged(new SelectionChangedEvent(this, currentSelection));
    }
}

Example 2 with LinkFigure

use of org.eclipse.nebula.treemapper.internal.LinkFigure in project InformationSystem by ObeoNetwork.

the class TreeMapper method drawMapping.

/**
 * @param leftItem
 * @param rightItem
 */
private void drawMapping(final M mapping) {
    LinkFigure previousFigure = mappingsToFigures.get(mapping);
    if (previousFigure != null) {
        previousFigure.deleteFromParent();
        mappingsToFigures.remove(mapping);
        figuresToMappings.remove(previousFigure);
    }
    boolean leftItemVisible = true;
    TreeItem leftTreeItem = (TreeItem) leftTreeViewer.testFindItem(semanticSupport.resolveLeftItem(mapping));
    TreeItem lastVisibleLeftTreeItem = leftTreeItem;
    if (leftTreeItem != null) {
        while (leftTreeItem.getParentItem() != null) {
            if (!leftTreeItem.getParentItem().getExpanded()) {
                lastVisibleLeftTreeItem = leftTreeItem.getParentItem();
                leftItemVisible = false;
            }
            leftTreeItem = leftTreeItem.getParentItem();
        }
    }
    boolean rightItemVisible = true;
    TreeItem rightTreeItem = (TreeItem) rightTreeViewer.testFindItem(semanticSupport.resolveRightItem(mapping));
    TreeItem lastVisibleRightTreeItem = rightTreeItem;
    if (rightTreeItem != null) {
        while (rightTreeItem.getParentItem() != null) {
            if (!rightTreeItem.getParentItem().getExpanded()) {
                lastVisibleRightTreeItem = rightTreeItem.getParentItem();
                rightItemVisible = false;
            }
            rightTreeItem = rightTreeItem.getParentItem();
        }
    }
    if (lastVisibleLeftTreeItem == null || lastVisibleRightTreeItem == null) {
        return;
    }
    final LinkFigure arrowFigure = new LinkFigure(linkRootFigure);
    // store it
    figuresToMappings.put(arrowFigure, mapping);
    mappingsToFigures.put(mapping, arrowFigure);
    arrowFigure.setLeftPoint(0, lastVisibleLeftTreeItem.getBounds().y + lastVisibleLeftTreeItem.getBounds().height / 2);
    arrowFigure.setLeftMappingVisible(leftItemVisible);
    arrowFigure.setRightPoint(linkRootFigure.getBounds().width, lastVisibleRightTreeItem.getBounds().y + rightTreeItem.getBounds().height / 2);
    arrowFigure.setRightMappingVisible(rightItemVisible);
    arrowFigure.setLineWidth(uiConfig.getDefaultArrowWidth());
    arrowFigure.seLineColor(uiConfig.getDefaultMappingColor());
    arrowFigure.addMouseListener(new MouseListener() {

        public void mousePressed(MouseEvent me) {
            boolean addToSelection = ((me.getState() & SWT.CONTROL) > 0);
            fireMappingSelection(mapping, arrowFigure, addToSelection);
        }

        public void mouseReleased(MouseEvent me) {
        }

        public void mouseDoubleClicked(MouseEvent me) {
        // if (arrowFigure.)
        }
    });
    arrowFigure.addMouseMotionListener(new MouseMotionListener() {

        public void mouseDragged(MouseEvent me) {
        }

        public void mouseEntered(MouseEvent me) {
            fireMouseEntered(mapping, arrowFigure);
        }

        public void mouseExited(MouseEvent me) {
            fireMouseExited(mapping, arrowFigure);
        }

        public void mouseHover(MouseEvent me) {
        }

        public void mouseMoved(MouseEvent me) {
        }
    });
}

Example 3 with LinkFigure

use of org.eclipse.nebula.treemapper.internal.LinkFigure in project InformationSystem by ObeoNetwork.

the class TreeMapper method deleteMapping.

private void deleteMapping(M mapping) {
    LinkFigure figure = mappingsToFigures.get(mapping);
    mappings.remove(mapping);
    selectedMappings.remove(mapping);
    mappingsToFigures.remove(mapping);
    selectedFigures.remove(figure);
    figuresToMappings.remove(figure);
    semanticSupport.deleteSemanticMappingObject(mapping);
    if (figure != null) {
        figure.deleteFromParent();
    }
    refresh();
    for (IDeletedMappingListener<M> listener : deletionListeners) {
        listener.mappingDeleted(mapping);
    }
    setSelection(new StructuredSelection());
}

Example 4 with LinkFigure

use of org.eclipse.nebula.treemapper.internal.LinkFigure in project InformationSystem by ObeoNetwork.

the class TreeMapper method redrawMappings.

/**
 * DO NOT USE IN CODE. Prefer setting "canvasNeedsRedraw" field to true to
 * avoid useless operations.
 * @param mappings
 */
private void redrawMappings() {
    if (this.mappings == null || this.mappings.size() == 0) {
        return;
    }
    for (M mapping : this.mappings) {
        drawMapping(mapping);
        selectedFigures.clear();
        if (selectedMappings.contains(mapping)) {
            LinkFigure newSelectedFigure = mappingsToFigures.get(mapping);
            applySelectedMappingFeedback(newSelectedFigure);
            selectedFigures.add(newSelectedFigure);
        }
    }
}