Examples with IGraphicalEntityPart org.whole.lang.ui.editparts.IGraphicalEntityPart used on opensource projects

Example 1 with IGraphicalEntityPart

use of org.whole.lang.ui.editparts.IGraphicalEntityPart in project whole by wholeplatform.

the class FigureUtils method extractContainerEntityParts.

@SuppressWarnings("unchecked")
public static LinkedList<IGraphicalEntityPart> extractContainerEntityParts(LinkedList<IGraphicalEntityPart> entityParts) {
    ListIterator<IGraphicalEntityPart> iterator = entityParts.listIterator();
    // replace containers
    while (iterator.hasNext()) {
        IGraphicalEntityPart entityPart = iterator.next();
        if (!entityPart.getChildren().isEmpty()) {
            iterator.remove();
            LinkedList<IGraphicalEntityPart> children = new LinkedList<IGraphicalEntityPart>(entityPart.getChildren());
            for (IGraphicalEntityPart descendantPart : extractContainerEntityParts(children)) iterator.add(descendantPart);
        }
    }
    return entityParts;
}

Example 2 with IGraphicalEntityPart

use of org.whole.lang.ui.editparts.IGraphicalEntityPart in project whole by wholeplatform.

the class FigureUtils method filterClosestHorizontally.

@SuppressWarnings("unchecked")
public static LinkedList<IGraphicalEntityPart> filterClosestHorizontally(List<IGraphicalEntityPart> entityParts, boolean before, Rectangle bounds) {
    int targetLimit = bounds.x * (before ? 1 : -1);
    int closestX = before ? 0 : -Integer.MAX_VALUE;
    LinkedList<IGraphicalEntityPart> closestHorizontally = new LinkedList<>();
    for (IGraphicalEntityPart entityPart : entityParts) {
        Rectangle partBounds = entityPart.getFigure().getBounds();
        if (partBounds.contains(bounds) && !entityPart.getChildren().isEmpty()) {
            LinkedList<IGraphicalEntityPart> filtered = filterClosestVertically(entityPart.getChildren(), before, bounds);
            if (!filtered.isEmpty())
                return filtered;
        } else {
            int limit = before ? partBounds.right() : partBounds.x;
            if (limit >= closestX && limit < targetLimit) {
                if (limit > closestX)
                    closestHorizontally.clear();
                closestHorizontally.add(entityPart);
                closestX = limit;
            }
        }
    }
    return extractContainerEntityParts(closestHorizontally);
}

Example 3 with IGraphicalEntityPart

use of org.whole.lang.ui.editparts.IGraphicalEntityPart in project whole by wholeplatform.

the class E4NavigationKeyHandler method navigateNextSibling.

/**
 * Traverses to the closest EditPart in the given list that is also in the given direction.
 *
 * @param	event		the KeyEvent for the keys that were pressed to trigger this traversal
 * @param	direction	PositionConstants.* indicating the direction in which to traverse
 */
boolean navigateNextSibling(KeyEvent event, int direction, List<?> list) {
    IEntityPart epStart = getFocusEntityPart();
    if (epStart instanceof ITextualEntityPart) {
        ITextualEntityPart textualEntityPart = (ITextualEntityPart) epStart;
        ITextualFigure textualFigure = textualEntityPart.getTextualFigure();
        String text = textualFigure.getText();
        int line = CaretUtils.getLineFromPosition(text, textualEntityPart.getCaretPosition());
        int lines = CaretUtils.getCaretLines(text);
        if ((direction == PositionConstants.WEST && textualEntityPart.getCaretPosition() > 0) || (direction == PositionConstants.EAST && textualEntityPart.getCaretPosition() < textualEntityPart.getCaretPositions())) {
            int position = textualEntityPart.getCaretPosition() + (direction == PositionConstants.WEST ? -1 : 1);
            CaretUpdater.sheduleSyncUpdate(getViewer(), textualEntityPart.getModelEntity(), position, true);
            return true;
        } else if ((direction == PositionConstants.NORTH && line > 0) || (direction == PositionConstants.SOUTH && line < lines)) {
            int dy = FigureUtilities.getFontMetrics(textualFigure.getFont()).getHeight() * (direction == PositionConstants.NORTH ? -1 : 1);
            Point location = textualFigure.getCaretBounds().getCenter().translate(0, dy);
            CaretUpdater.sheduleSyncUpdate(getViewer(), textualEntityPart.getModelEntity(), location, true);
            textualEntityPart.updateCaret(location);
            return true;
        }
    }
    if (!(epStart instanceof IGraphicalEntityPart))
        return false;
    IFigure figure = ((IGraphicalEntityPart) epStart).getFigure();
    Point pStart = getNavigationPoint(figure);
    figure.translateToAbsolute(pStart);
    // parent.findSibling(pStart, direction, epStart);
    EditPart next = findSibling(list, pStart, direction, epStart);
    while (next == null) {
        if (!(epStart.getParent() instanceof IGraphicalEntityPart))
            return false;
        epStart = (IGraphicalEntityPart) epStart.getParent();
        if (epStart == getViewer().getContents() || epStart.getParent() == getViewer().getContents() || epStart.getParent() == null)
            return false;
        list = epStart.getParent().getChildren();
        next = findSibling(list, pStart, direction, epStart);
    }
    // next = next.enter(pStart, direction, epStart);1+2
    navigateTo(next, event);
    return true;
}

Example 4 with IGraphicalEntityPart

use of org.whole.lang.ui.editparts.IGraphicalEntityPart in project whole by wholeplatform.

the class E4NavigationKeyHandler method findSibling.

/**
 * Given an absolute point (pStart) and a list of EditParts, this method finds the closest
 * EditPart (except for the one to be excluded) in the given direction.
 *
 * @param	siblings	List of sibling EditParts
 * @param	pStart		The starting point (must be in absolute coordinates) from which
 * 						the next sibling is to be found.
 * @param	direction	PositionConstants
 * @param	exclude		The EditPart to be excluded from the search
 */
public IGraphicalEntityPart findSibling(List<?> siblings, Point pStart, int direction, EditPart exclude) {
    IGraphicalEntityPart epCurrent;
    IGraphicalEntityPart epFinal = null;
    IFigure figure;
    Point pCurrent;
    int distance = Integer.MAX_VALUE;
    Iterator<?> iter = siblings.iterator();
    while (iter.hasNext()) {
        epCurrent = (IGraphicalEntityPart) iter.next();
        if (epCurrent == exclude || !epCurrent.isSelectable())
            continue;
        figure = epCurrent.getFigure();
        pCurrent = getNavigationPoint(figure);
        figure.translateToAbsolute(pCurrent);
        if (pStart.getPosition(pCurrent) != direction)
            continue;
        Dimension difference = pCurrent.getDifference(pStart);
        int d = Math.abs(difference.width()) + Math.abs(difference.height());
        if (d < distance) {
            distance = d;
            epFinal = epCurrent;
        }
    }
    return epFinal;
}

Example 5 with IGraphicalEntityPart

use of org.whole.lang.ui.editparts.IGraphicalEntityPart in project whole by wholeplatform.

the class E4GraphicalViewer method setInteractive.

public void setInteractive(IEntity entity, boolean edit, boolean browse, boolean inherited) {
    Map<?, ?> mapping = getEditPartRegistry();
    IGraphicalEntityPart entityPart = (IGraphicalEntityPart) mapping.get(entity);
    if (entityPart != null) {
        IEntityFigure entityFigure = (IEntityFigure) entityPart.getFigure();
        entityFigure.setInteractiveEdit(edit);
        entityFigure.setInteractiveBrowse(browse);
        entityFigure.setInteractiveInherited(inherited);
    }
}