void ConnectionTool::mouseDoubleClickEvent(KoPointerEvent *event)
{
if (m_editMode == EditConnectionPoint) {
repaintDecorations();
//quit EditConnectionPoint mode when double click blank region on canvas
if (!m_currentShape) {
resetEditMode();
return;
}
//add connection point when double click a shape
//remove connection point when double click a existed connection point
int handleId = handleAtPoint(m_currentShape, event->point);
if (handleId < 0) {
QPointF mousePos = canvas()->snapGuide()->snap(event->point, event->modifiers());
QPointF point = m_currentShape->documentToShape(mousePos);
canvas()->addCommand(new AddConnectionPointCommand(m_currentShape, point));
} else {
canvas()->addCommand(new RemoveConnectionPointCommand(m_currentShape, handleId));
}
setEditMode(m_editMode, m_currentShape, -1);
} else {
//deactivate connection tool when double click blank region on canvas
KoShape *hitShape = findShapeAtPosition(event->point);
if (!hitShape) {
deactivate();
emit done();
} else if (dynamic_cast<KoConnectionShape*>(hitShape)) {
repaintDecorations();
setEditMode(EditConnection, m_currentShape, -1);
//TODO: temporarily activate text tool to edit connection path
}
}
}
void ConnectionTool::deactivate()
{
// Put everything to 0 to be able to begin a new shape properly
delete m_currentStrategy;
m_currentStrategy = 0;
resetEditMode();
m_resetPaint = true;
repaintDecorations();
// restore previously set snap strategies
canvas()->snapGuide()->enableSnapStrategies(m_oldSnapStrategies);
canvas()->snapGuide()->reset();
}
ConnectionTool::ConnectionTool(KoCanvasBase * canvas)
: KoToolBase(canvas)
, m_editMode(Idle)
, m_connectionType(KoConnectionShape::Standard)
, m_currentShape(0)
, m_activeHandle(-1)
, m_currentStrategy(0)
, m_oldSnapStrategies(0)
, m_resetPaint(true)
{
QPixmap connectPixmap;
connectPixmap.load(KStandardDirs::locate("data", "calligra/icons/cursor_connect.png"));
m_connectCursor = QCursor(connectPixmap, 4, 1);
m_editConnectionPoint = new KAction(i18n("Edit connection points"), this);
m_editConnectionPoint->setCheckable(true);
addAction("toggle-edit-mode", m_editConnectionPoint);
m_alignPercent = new KAction(QString("%"), this);
m_alignPercent->setCheckable(true);
addAction("align-relative", m_alignPercent);
m_alignLeft = new KAction(koIcon("align-horizontal-left"), i18n("Align to left edge"), this);
m_alignLeft->setCheckable(true);
addAction("align-left", m_alignLeft);
m_alignCenterH = new KAction(koIcon("align-horizontal-center"), i18n("Align to horizontal center"), this);
m_alignCenterH->setCheckable(true);
addAction("align-centerh", m_alignCenterH);
m_alignRight = new KAction(koIcon("align-horizontal-right"), i18n("Align to right edge"), this);
m_alignRight->setCheckable(true);
addAction("align-right", m_alignRight);
m_alignTop = new KAction(koIcon("align-vertical-top"), i18n("Align to top edge"), this);
m_alignTop->setCheckable(true);
addAction("align-top", m_alignTop);
m_alignCenterV = new KAction(koIcon("align-vertical-center"), i18n("Align to vertical center"), this);
m_alignCenterV->setCheckable(true);
addAction("align-centerv", m_alignCenterV);
m_alignBottom = new KAction(koIcon("align-vertical-bottom"), i18n("Align to bottom edge"), this);
m_alignBottom->setCheckable(true);
addAction("align-bottom", m_alignBottom);
m_escapeAll = new KAction(koIcon("escape-direction-all"), i18n("Escape in all directions"), this);
m_escapeAll->setCheckable(true);
addAction("escape-all", m_escapeAll);
m_escapeHorizontal = new KAction(koIcon("escape-direction-horizontal"), i18n("Escape in horizontal directions"), this);
m_escapeHorizontal->setCheckable(true);
addAction("escape-horizontal", m_escapeHorizontal);
m_escapeVertical = new KAction(koIcon("escape-direction-vertical"), i18n("Escape in vertical directions"), this);
m_escapeVertical->setCheckable(true);
addAction("escape-vertical", m_escapeVertical);
m_escapeLeft = new KAction(koIcon("escape-direction-left"), i18n("Escape in left direction"), this);
m_escapeLeft->setCheckable(true);
addAction("escape-left", m_escapeLeft);
m_escapeRight = new KAction(koIcon("escape-direction-right"), i18n("Escape in right direction"), this);
m_escapeRight->setCheckable(true);
addAction("escape-right", m_escapeRight);
m_escapeUp = new KAction(koIcon("escape-direction-up"), i18n("Escape in up direction"), this);
m_escapeUp->setCheckable(true);
addAction("escape-up", m_escapeUp);
m_escapeDown = new KAction(koIcon("escape-direction-down"), i18n("Escape in down direction"), this);
m_escapeDown->setCheckable(true);
addAction("escape-down", m_escapeDown);
m_alignHorizontal = new QActionGroup(this);
m_alignHorizontal->setExclusive(true);
m_alignHorizontal->addAction(m_alignLeft);
m_alignHorizontal->addAction(m_alignCenterH);
m_alignHorizontal->addAction(m_alignRight);
connect(m_alignHorizontal, SIGNAL(triggered(QAction*)), this, SLOT(horizontalAlignChanged()));
m_alignVertical = new QActionGroup(this);
m_alignVertical->setExclusive(true);
m_alignVertical->addAction(m_alignTop);
m_alignVertical->addAction(m_alignCenterV);
m_alignVertical->addAction(m_alignBottom);
connect(m_alignVertical, SIGNAL(triggered(QAction*)), this, SLOT(verticalAlignChanged()));
m_alignRelative = new QActionGroup(this);
m_alignRelative->setExclusive(true);
m_alignRelative->addAction(m_alignPercent);
connect(m_alignRelative, SIGNAL(triggered(QAction*)), this, SLOT(relativeAlignChanged()));
m_escapeDirections = new QActionGroup(this);
m_escapeDirections->setExclusive(true);
m_escapeDirections->addAction(m_escapeAll);
m_escapeDirections->addAction(m_escapeHorizontal);
m_escapeDirections->addAction(m_escapeVertical);
m_escapeDirections->addAction(m_escapeLeft);
m_escapeDirections->addAction(m_escapeRight);
m_escapeDirections->addAction(m_escapeUp);
m_escapeDirections->addAction(m_escapeDown);
connect(m_escapeDirections, SIGNAL(triggered(QAction*)), this, SLOT(escapeDirectionChanged()));
connect(this, SIGNAL(connectionPointEnabled(bool)), m_alignHorizontal, SLOT(setEnabled(bool)));
connect(this, SIGNAL(connectionPointEnabled(bool)), m_alignVertical, SLOT(setEnabled(bool)));
connect(this, SIGNAL(connectionPointEnabled(bool)), m_alignRelative, SLOT(setEnabled(bool)));
connect(this, SIGNAL(connectionPointEnabled(bool)), m_escapeDirections, SLOT(setEnabled(bool)));
resetEditMode();
}
void ConnectionTool::mousePressEvent(KoPointerEvent * event)
{
if (!m_currentShape) {
return;
}
KoShape * hitShape = findShapeAtPosition(event->point);
int hitHandle = handleAtPoint(m_currentShape, event->point);
if (m_editMode == EditConnection && hitHandle >= 0) {
// create connection handle change strategy
m_currentStrategy = new KoPathConnectionPointStrategy(this, dynamic_cast<KoConnectionShape*>(m_currentShape), hitHandle);
} else if (m_editMode == EditConnectionPoint) {
if (hitHandle >= KoConnectionPoint::FirstCustomConnectionPoint) {
// start moving custom connection point
m_currentStrategy = new MoveConnectionPointStrategy(m_currentShape, hitHandle, this);
}
} else if (m_editMode == CreateConnection) {
// create new connection shape, connect it to the active connection point
// and start editing the new connection
// create the new connection shape
KoShapeFactoryBase *factory = KoShapeRegistry::instance()->value("KoConnectionShape");
KoShape *shape = factory->createDefaultShape(canvas()->shapeController()->resourceManager());
KoConnectionShape * connectionShape = dynamic_cast<KoConnectionShape*>(shape);
if (!connectionShape) {
delete shape;
resetEditMode();
return;
}
//set connection type
connectionShape->setType(m_connectionType);
// get the position of the connection point we start our connection from
QPointF cp = m_currentShape->shapeToDocument(m_currentShape->connectionPoint(m_activeHandle).position);
// move both handles to that point
connectionShape->moveHandle(0, cp);
connectionShape->moveHandle(1, cp);
// connect the first handle of the connection shape to our connection point
if (!connectionShape->connectFirst(m_currentShape, m_activeHandle)) {
delete shape;
resetEditMode();
return;
}
//add connector label
connectionShape->createTextShape(canvas()->shapeController()->resourceManager());
connectionShape->setPlainText("");
// create the connection edit strategy from the path tool
m_currentStrategy = new KoPathConnectionPointStrategy(this, connectionShape, 1);
if (!m_currentStrategy) {
delete shape;
resetEditMode();
return;
}
// update our handle data
setEditMode(m_editMode, shape, 1);
// add connection shape to the shape manager so it gets painted
canvas()->shapeManager()->addShape(connectionShape);
} else {
// pressing on a shape in idle mode switches to corresponding edit mode
if (hitShape) {
if (dynamic_cast<KoConnectionShape*>(hitShape)) {
int hitHandle = handleAtPoint(hitShape, event->point);
setEditMode(EditConnection, hitShape, hitHandle);
if (hitHandle >= 0) {
// start editing connection shape
m_currentStrategy = new KoPathConnectionPointStrategy(this, dynamic_cast<KoConnectionShape*>(m_currentShape), m_activeHandle);
}
}
} else {
resetEditMode();
}
}
}
ConnectionTool::ConnectionTool(KoCanvasBase * canvas)
: KoToolBase(canvas)
, m_editMode(Idle)
, m_connectionType(KoConnectionShape::Standard)
, m_currentShape(0)
, m_activeHandle(-1)
, m_currentStrategy(0)
, m_oldSnapStrategies(0)
, m_resetPaint(true)
{
QPixmap connectPixmap;
connectPixmap.load(":/cursor_connect.png");
m_connectCursor = QCursor(connectPixmap, 4, 1);
KisActionRegistry * actionRegistry = KisActionRegistry::instance();
m_editConnectionPoint = actionRegistry->makeQAction("toggle-edit-mode", this);
m_editConnectionPoint->setCheckable(true);
addAction("toggle-edit-mode", m_editConnectionPoint);
m_alignPercent = actionRegistry->makeQAction("align-relative", this);
m_alignPercent->setCheckable(true);
addAction("align-relative", m_alignPercent);
m_alignLeft = actionRegistry->makeQAction("align-left", this);
m_alignLeft->setCheckable(true);
addAction("align-left", m_alignLeft);
m_alignCenterH = actionRegistry->makeQAction("align-centerh", this);
m_alignCenterH->setCheckable(true);
addAction("align-centerh", m_alignCenterH);
m_alignRight = actionRegistry->makeQAction("align-right", this);
m_alignRight->setCheckable(true);
addAction("align-right", m_alignRight);
m_alignTop = actionRegistry->makeQAction("align-top", this);
m_alignTop->setCheckable(true);
addAction("align-top", m_alignTop);
m_alignCenterV = actionRegistry->makeQAction("align-centerv", this);
m_alignCenterV->setCheckable(true);
addAction("align-centerv", m_alignCenterV);
m_alignBottom = actionRegistry->makeQAction("align-bottom", this);
m_alignBottom->setCheckable(true);
addAction("align-bottom", m_alignBottom);
m_escapeAll = actionRegistry->makeQAction("escape-all", this);
m_escapeAll->setCheckable(true);
addAction("escape-all", m_escapeAll);
m_escapeHorizontal = actionRegistry->makeQAction("escape-horizontal", this);
m_escapeHorizontal->setCheckable(true);
addAction("escape-horizontal", m_escapeHorizontal);
m_escapeVertical = actionRegistry->makeQAction("escape-vertical", this);
m_escapeVertical->setCheckable(true);
addAction("escape-vertical", m_escapeVertical);
m_escapeLeft = actionRegistry->makeQAction("escape-left", this);
m_escapeLeft->setCheckable(true);
addAction("escape-left", m_escapeLeft);
m_escapeRight = actionRegistry->makeQAction("escape-right", this);
m_escapeRight->setCheckable(true);
addAction("escape-right", m_escapeRight);
m_escapeUp = actionRegistry->makeQAction("escape-up", this);
m_escapeUp->setCheckable(true);
addAction("escape-up", m_escapeUp);
m_escapeDown = actionRegistry->makeQAction("escape-down", this);
m_escapeDown->setCheckable(true);
addAction("escape-down", m_escapeDown);
m_alignHorizontal = new QActionGroup(this);
m_alignHorizontal->setExclusive(true);
m_alignHorizontal->addAction(m_alignLeft);
m_alignHorizontal->addAction(m_alignCenterH);
m_alignHorizontal->addAction(m_alignRight);
connect(m_alignHorizontal, SIGNAL(triggered(QAction*)), this, SLOT(horizontalAlignChanged()));
m_alignVertical = new QActionGroup(this);
m_alignVertical->setExclusive(true);
m_alignVertical->addAction(m_alignTop);
m_alignVertical->addAction(m_alignCenterV);
m_alignVertical->addAction(m_alignBottom);
connect(m_alignVertical, SIGNAL(triggered(QAction*)), this, SLOT(verticalAlignChanged()));
m_alignRelative = new QActionGroup(this);
m_alignRelative->setExclusive(true);
m_alignRelative->addAction(m_alignPercent);
connect(m_alignRelative, SIGNAL(triggered(QAction*)), this, SLOT(relativeAlignChanged()));
m_escapeDirections = new QActionGroup(this);
m_escapeDirections->setExclusive(true);
m_escapeDirections->addAction(m_escapeAll);
m_escapeDirections->addAction(m_escapeHorizontal);
m_escapeDirections->addAction(m_escapeVertical);
m_escapeDirections->addAction(m_escapeLeft);
m_escapeDirections->addAction(m_escapeRight);
m_escapeDirections->addAction(m_escapeUp);
m_escapeDirections->addAction(m_escapeDown);
connect(m_escapeDirections, SIGNAL(triggered(QAction*)), this, SLOT(escapeDirectionChanged()));
connect(this, SIGNAL(connectionPointEnabled(bool)), m_alignHorizontal, SLOT(setEnabled(bool)));
connect(this, SIGNAL(connectionPointEnabled(bool)), m_alignVertical, SLOT(setEnabled(bool)));
connect(this, SIGNAL(connectionPointEnabled(bool)), m_alignRelative, SLOT(setEnabled(bool)));
connect(this, SIGNAL(connectionPointEnabled(bool)), m_escapeDirections, SLOT(setEnabled(bool)));
resetEditMode();
}
