コード例 #1
0
ファイル: KoPathShapeFactory.cpp プロジェクト: KDE/calligra
KoShape *KoPathShapeFactory::createDefaultShape(KoDocumentResourceManager *) const
{
    KoPathShape* path = new KoPathShape();
    path->moveTo(QPointF(0, 50));
    path->curveTo(QPointF(0, 120), QPointF(50, 120), QPointF(50, 50));
    path->curveTo(QPointF(50, -20), QPointF(100, -20), QPointF(100, 50));
    path->normalize();
    path->setStroke(new KoShapeStroke(1.0));
    return path;
}
コード例 #2
0
ファイル: KoCreatePathTool.cpp プロジェクト: KDE/calligra
void KoCreatePathTool::mousePressEvent(KoPointerEvent *event)
{
    Q_D(KoCreatePathTool);

    //Right click removes last point
    if (event->button() == Qt::RightButton) {
      removeLastPoint();
      return;
    }

    const bool isOverFirstPoint = d->shape &&
        handleGrabRect(d->firstPoint->point()).contains(event->point);
    bool haveCloseModifier = (listeningToModifiers() && (event->modifiers() & Qt::ShiftModifier));

    if ((event->button() == Qt::LeftButton) && haveCloseModifier && !isOverFirstPoint) {
        endPathWithoutLastPoint();
        return;
    }

    d->finishAfterThisPoint = false;

    if (pathStarted()) {
        if (isOverFirstPoint) {
            d->activePoint->setPoint(d->firstPoint->point());
            canvas()->updateCanvas(d->shape->boundingRect());
            canvas()->updateCanvas(canvas()->snapGuide()->boundingRect());

            if (haveCloseModifier) {
                d->shape->closeMerge();
                // we are closing the path, so reset the existing start path point
                d->existingStartPoint = 0;
                // finish path
                endPath();
            } else {
                // the path shape will get closed when the user releases
                // the mouse button
                d->finishAfterThisPoint = true;
            }
        } else {
            canvas()->updateCanvas(canvas()->snapGuide()->boundingRect());

            QPointF point = canvas()->snapGuide()->snap(event->point, event->modifiers());

            // check whether we hit an start/end node of an existing path
            d->existingEndPoint = d->endPointAtPosition(point);
            if (d->existingEndPoint.isValid() && d->existingEndPoint != d->existingStartPoint) {
                point = d->existingEndPoint.path->shapeToDocument(d->existingEndPoint.point->point());
                d->activePoint->setPoint(point);
                // finish path
                endPath();
            } else {
                d->activePoint->setPoint(point);
                canvas()->updateCanvas(d->shape->boundingRect());
                canvas()->updateCanvas(canvas()->snapGuide()->boundingRect());
            }
        }
    } else {
        KoPathShape *pathShape = new KoPathShape();
        d->shape=pathShape;
        pathShape->setShapeId(KoPathShapeId);

        KoShapeStroke *stroke = new KoShapeStroke(canvas()->resourceManager()->activeStroke());
        stroke->setColor(canvas()->resourceManager()->foregroundColor().toQColor());

        pathShape->setStroke(stroke);
        canvas()->updateCanvas(canvas()->snapGuide()->boundingRect());
        QPointF point = canvas()->snapGuide()->snap(event->point, event->modifiers());

        // check whether we hit an start/end node of an existing path
        d->existingStartPoint = d->endPointAtPosition(point);
        if (d->existingStartPoint.isValid()) {
            point = d->existingStartPoint.path->shapeToDocument(d->existingStartPoint.point->point());
        }
        d->activePoint = pathShape->moveTo(point);
        d->firstPoint = d->activePoint;
        canvas()->updateCanvas(handlePaintRect(point));
        canvas()->updateCanvas(canvas()->snapGuide()->boundingRect());

        canvas()->snapGuide()->setEditedShape(pathShape);

        d->angleSnapStrategy = new AngleSnapStrategy(d->angleSnappingDelta, d->angleSnapStatus);
        canvas()->snapGuide()->addCustomSnapStrategy(d->angleSnapStrategy);
    }

    if (d->angleSnapStrategy)
        d->angleSnapStrategy->setStartPoint(d->activePoint->point());
}