void ArrowModel::onPointUpdated(void)
{
GraphicModel::points.clear();
double x1, y1;
GyPoint pt;
if(!bNullArrow)
{
// Adding label position
Glib::RefPtr<Goocanvas::Item> item = parentWindow->m_Canvas->get_item(label);
if(item)
{
Goocanvas::Bounds bi = item->get_bounds();
bi = item->get_bounds();
pt.x = bi.get_x1();
pt.y = bi.get_y1();
}
else
pt.x = pt.y = -1;
}
GraphicModel::points.push_back(pt);
Goocanvas::Points pts = this->property_points().get_value();
for(int i=0; i<pts.get_num_points(); i++)
{
pts.get_coordinate(i, x1, y1);
pt.x = x1;
pt.y = y1;
GraphicModel::points.push_back(pt);
}
}
bool MidpointModel::onItemMotionNotifyEvent(const Glib::RefPtr<Goocanvas::Item>& item,
GdkEventMotion* event)
{
if(item && _dragging && item == _dragging)
{
parentWindow->setModified();
double new_x = event->x ;
double new_y = event->y ;
item->translate(new_x - _drag_x, new_y - _drag_y);
if(event->state & GDK_CONTROL_MASK)
{
int index = arrow->getIndex(point_x, point_y);
if(index)
{
Gdk::Point current_point, base_point;
int dist;
current_point = getContactPoint();
// adjusting to the previous point
base_point = arrow->getPoint(index-1);
dist = current_point.get_y() - base_point.get_y();
if(abs(dist) <= AUTOSNIPE_MARGINE)
item->translate(0, -dist);
dist = current_point.get_x() - base_point.get_x();
if(abs(dist) <= AUTOSNIPE_MARGINE)
item->translate(-dist, 0);
// adjusting to the next point
base_point = arrow->getPoint(index+1);
dist = current_point.get_y() - base_point.get_y();
if(abs(dist) <= AUTOSNIPE_MARGINE)
item->translate(0, -dist);
dist = current_point.get_x() - base_point.get_x();
if(abs(dist) <= AUTOSNIPE_MARGINE)
item->translate(-dist, 0);
}
}
Goocanvas::Bounds bi = item->get_bounds();
bi = item->get_bounds();
if(bi.get_x1() < 0)
item->translate(-bi.get_x1(), 0);
if(bi.get_y1() < 0)
item->translate(0, -bi.get_y1());
snapToGrid();
// updating arrows coordination
updateCoordiantes();
}
return true;
}
void ArrowModel::setLabelPosition(double x, double y)
{
if(!bNullArrow)
{
Glib::RefPtr<Goocanvas::Item> item = parentWindow->m_Canvas->get_item(label);
if(item)
{
Goocanvas::Bounds bi = item->get_bounds();
bi = item->get_bounds();
item->translate(x-bi.get_x1(), y-bi.get_y1());
}
onPointUpdated();
}
}
void ApplicationModel::updateBounds(void)
{
for(int i=0; i<this->get_n_children(); i++)
{
Glib::RefPtr<Goocanvas::Item> item = parentWindow->m_Canvas->get_item(this->get_child(i));
if(item)
{
Goocanvas::Bounds bd = item->get_bounds();
bounds.set_x1( (bounds.get_x1() < bd.get_x1()) ? bounds.get_x1(): bd.get_x1() );
bounds.set_x2( (bounds.get_x2() > bd.get_x2()) ? bounds.get_x2(): bd.get_x2() );
bounds.set_y1( (bounds.get_y1() < bd.get_y1()) ? bounds.get_y1(): bd.get_y1() );
bounds.set_y2( (bounds.get_y2() > bd.get_y2()) ? bounds.get_y2(): bd.get_y2() );
}
}
width = MAX(MIN_WIDTH + text_w, bounds.get_x2()-bounds.get_x1() + 2*ITEMS_MARGIE);
height = MAX(MIN_HEIGHT, bounds.get_y2()-bounds.get_y1() + 2*ITEMS_MARGIE + text_h);
Goocanvas::Points points(6);
points.set_coordinate(0, 0, 0);
points.set_coordinate(1, text_w+TEXT_MARGINE*2, 0);
points.set_coordinate(2, text_w+TEXT_MARGINE*2, text_h+TEXT_MARGINE);
points.set_coordinate(3, width, text_h+TEXT_MARGINE);
points.set_coordinate(4, width, height);
points.set_coordinate(5, 0, height);
poly->property_points().set_value(points);
Goocanvas::Points points3(3);
points3.set_coordinate(0, width, text_h+TEXT_MARGINE);
points3.set_coordinate(1, width, height);
points3.set_coordinate(2, 0, height);
shadow->property_points().set_value(points3);
}
void getUrl(){
//get the actual Url
Gtk::TextBuffer::iterator start, end;
Glib::RefPtr<Gtk::TextBuffer> buffer = textview_url->get_buffer();
buffer->get_bounds (start, end);
url = buffer->get_text(start, end, FALSE);
}
bool ExternalPortModel::onItemMotionNotifyEvent(const Glib::RefPtr<Goocanvas::Item>& item,
GdkEventMotion* event)
{
if(bNested)
return true;
if(item && _dragging && item == _dragging)
{
parentWindow->setModified();
double new_x = event->x ;
double new_y = event->y ;
item->get_parent()->translate(new_x - _drag_x, new_y - _drag_y);
Goocanvas::Bounds bi = item->get_bounds();
bi = item->get_parent()->get_bounds();
if(bi.get_x1() < 0)
item->get_parent()->translate(-bi.get_x1(), 0);
if(bi.get_y1() < 0)
item->get_parent()->translate(0, -bi.get_y1());
snapToGrid();
// updating arrows coordination
updateArrowCoordination();
bool needUpdate = false;
if(parentWindow->m_Canvas)
{
Goocanvas::Bounds bc;
parentWindow->m_Canvas->get_bounds(bc);
needUpdate = (bi.get_x2() > bc.get_x2()) || (bi.get_y2() > bc.get_y2());
if(needUpdate)
{
new_x = (bi.get_x2() > bc.get_x2()) ? bi.get_x2() : bc.get_x2();
new_y = (bi.get_y2() > bc.get_y2()) ? bi.get_y2() : bc.get_y2();
parentWindow->m_Canvas->set_bounds(0,0, new_x, new_y);
if(parentWindow->m_Grid)
{
g_object_set(parentWindow->m_Grid, "width", new_x, NULL);
g_object_set(parentWindow->m_Grid, "height", new_y, NULL);
}
}
}
}
return true;
}
