Пример #1
0
bool ArrowModel::intersect(double p1, double q1, double p2, double q2)
{
    double x1, y1;
    double x2, y2;
    Goocanvas::Points points = this->property_points().get_value();
    for(int i=0; i<points.get_num_points()-1; i++)
    {
        points.get_coordinate(i, x1, y1);
        points.get_coordinate(i+1, x2, y2);

        // calculte intersection 
        double s1_x, s1_y, s2_x, s2_y;
        s1_x = x2 - x1;     
        s1_y = y2 - y1;
        s2_x = p2 - p1;     
        s2_y = q2 - q1;

        double s, t;
        s = (-s1_y * (x1 - p1) + s1_x * (y1 - q1)) / (-s2_x * s1_y + s1_x * s2_y);
        t = ( s2_x * (y1 - q1) - s2_y * (x1 - p1)) / (-s2_x * s1_y + s1_x * s2_y);

        if ((s >= 0) && (s <= 1) && (t >= 0) && (t <= 1))
            return true;
    }

    return false;
}
Пример #2
0
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);
    }
}
Пример #3
0
int ArrowModel::addPoint(double x, double y)
{
    int index = 0;
    double x1, y1;
    double x2, y2;

    Goocanvas::Points points = this->property_points().get_value();
    for(int i=0; i<points.get_num_points()-1; i++)
    {
        points.get_coordinate(i, x1, y1);
        points.get_coordinate(i+1, x2, y2);
        if((x > fmin(x1, x2)) && (x < fmax(x1, x2)) &&
           (y > fmin(y1, y2)) && (y < fmax(y1, y2)))
        {   
            double d = ((x-x1)*(x2-x1) + (y-y1)*(y2-y1)) / ((x2-x1)*(x2-x1)+(y2-y1)*(y2-y1));
            if((d > 0.0) && (d < 1.0))
            {
                index = i;
                break;
            }
        }
    }

    addPoint(index, x, y);
    return index+1;
}
Пример #4
0
Gdk::Point ArrowModel::getPoint(int index)
{
    Goocanvas::Points points = this->property_points().get_value();
    if(index >= points.get_num_points())
        return Gdk::Point(-1,-1);
    double x, y;
    points.get_coordinate(index, x, y);
    return Gdk::Point((int)x,(int)y);
}
Пример #5
0
bool ArrowModel::setPoint(int index, double x, double y)
{
    Goocanvas::Points points = this->property_points().get_value();
    if(index >= points.get_num_points())
        return false;
    points.set_coordinate(index, x, y);
    this->property_points().set_value(points);
    onPointUpdated();
    return true;
}
Пример #6
0
void ArrowModel::updatCoordiantes(void)
{
    if(!bNested)
    {        
        Gdk::Point pt1 = source->getContactPoint(this);
        Gdk::Point pt2 = destination->getContactPoint(this);
        setPoint(0, pt1.get_x(), pt1.get_y()-ARROW_LINEWIDTH/2.0);
        Goocanvas::Points points = this->property_points().get_value();
        setPoint(points.get_num_points()-1, pt2.get_x(), pt2.get_y()-ARROW_LINEWIDTH/2.0);
        updatLabelCoordiante();
    }        
}
Пример #7
0
int ArrowModel::getIndex(double x, double y)
{
    double x1, y1;
    Goocanvas::Points points = this->property_points().get_value();
    for(int i=0; i<points.get_num_points(); i++)
    {
        points.get_coordinate(i, x1, y1);
        if((x1 == x) && (y1 == y))
            return i;
    }
    
    return -1;
}
Пример #8
0
// add a new point after index
bool ArrowModel::addPoint(int index, double x, double y)
{
    Goocanvas::Points points = this->property_points().get_value();
    if(index >= points.get_num_points())
        return false;

    Goocanvas::Points new_points(points.get_num_points()+1);
    for(int i=0; i<=index; i++)
    {
        double _x, _y;
        points.get_coordinate(i, _x, _y);
        new_points.set_coordinate(i, _x, _y);
    }
    new_points.set_coordinate(index+1, x, y);
    for(int i=index+1; i<points.get_num_points(); i++)
    {
        double _x, _y;
        points.get_coordinate(i, _x, _y);
        new_points.set_coordinate(i+1, _x, _y);
    }
    this->property_points().set_value(new_points);
    onPointUpdated();
    return true;
}
Пример #9
0
void ArrowModel::updatLabelCoordiante(void)
{
    
    if(!bNullArrow)
    {
        Goocanvas::Points points = this->property_points().get_value();
        if(points.get_num_points() < 3)
        {
            double x1, y1, x2, y2;
            Goocanvas::Points points = this->property_points().get_value();
            int index = points.get_num_points() / 2;
            points.get_coordinate(index-1, x1, y1);
            points.get_coordinate(index, x2, y2);
            
            int text_w, text_h;
            PangoLayout *layout = gtk_widget_create_pango_layout((GtkWidget*)parentWindow->gobj(), strLabel.c_str());
            PangoFontDescription *fontdesc = pango_font_description_from_string("Monospace 9");
            pango_layout_set_font_description (layout, fontdesc);
            pango_layout_get_pixel_size (layout, &text_w, &text_h);

            setLabelPosition((x1+x2)/2.0 - text_w/2.0, (y1+y2)/2.0);
        }            
    }       
}
Пример #10
0
bool ArrowModel::inside(double p1, double q1, double p2, double q2)
{
    double x1, y1;
    double x2, y2;
    Goocanvas::Points points = this->property_points().get_value();
    points.get_coordinate(0, x1, y1);
    points.get_coordinate(points.get_num_points()-1, x2, y2);
    x1 = fmin(x1, x2);
    x2 = fmax(x1, x2);
    y1 = fmin(y1, y2);
    y2 = fmax(y1, y2);

    if((x1>=p1) && (x1<=p2) && (y1>=q1) && (y2<=q2))
        return true;
 
    return false;
}
Пример #11
0
bool ArrowModel::setPoint(double x, double y,
                          double x_new, double y_new)
{
    double x1, y1;
    Goocanvas::Points points = this->property_points().get_value();
    for(int i=0; i<points.get_num_points(); i++)
    {
        points.get_coordinate(i, x1, y1);
        if((x1 == x) && (y1 == y))
        {
            points.set_coordinate(i, x_new, y_new);
            break;
        }
    }
    this->property_points().set_value(points);
    onPointUpdated();
    return true;
}
Пример #12
0
ArrowModel::ArrowModel(ApplicationWindow* parentWnd,
                       Glib::RefPtr<PortModel> src, Glib::RefPtr<PortModel> dest,
                       Connection* con, ApplicationModel* appModel, bool nullArw): PolylineModel(0,0,0,0), connection(NULL, NULL) 
{
    parentWindow = parentWnd;
    source = src;
    destination = dest;
    selected = false;
    bExist = false;
    bNullArrow = nullArw;
    applicationModel = appModel; 
    bNested = (applicationModel != NULL);
    if(appModel)
        application = appModel->getApplication();
    else        
        application = parentWindow->manager.getKnowledgeBase()->getApplication();

    if(con)
    {
        strLabel = con->carrier();
        connection = *con;
    }
        
    this->property_close_path().set_value(false);
    this->property_line_width().set_value(ARROW_LINEWIDTH);
    this->property_arrow_width().set_value(5.0);
    if(!bNullArrow)
        this->property_end_arrow().set_value(true);
    if(bNested)
    {
        defaultColor = "#555555";
        //GooCanvasLineDash *dash = goo_canvas_line_dash_new (ARROW_LINEWIDTH, 3.0, 3.0);
        //g_object_set(this->gobj(), "line-dash", dash, NULL);
    }
    else
        defaultColor = "black";

    source->addSourceArrow(this);
    destination->addDestinationArrow(this);
    if(!bNullArrow)
    {
        string strCarrier = strLabel;
        string dummyLabel;
        //Adding connection 
        if(application)
        {
            string strFrom, strTo;
            Glib::RefPtr<InternalPortModel> intPort;
            Glib::RefPtr<ExternalPortModel> extPort;
            Glib::RefPtr<PortArbitratorModel> arbPort;
            Module* module;
            InputData* input = NULL;
            OutputData* output = NULL;
            bool bExternFrom = false;
            bool bExternTo = false;

            // port arbitrator at the destination
            arbPort = Glib::RefPtr<PortArbitratorModel>::cast_dynamic(destination);

            // source 
            intPort = Glib::RefPtr<InternalPortModel>::cast_dynamic(source);
            if(intPort)
            {
                output = intPort->getOutput();
                module = (Module*) output->owner();
                strFrom = string(module->getPrefix()) + string(intPort->getOutput()->getPort()); 
                dummyLabel = string(intPort->getOutput()->getPort());
                if(!strCarrier.size())
                {
                    strCarrier = intPort->getOutput()->getCarrier();
                    if(arbPort)
                        strCarrier += "+recv.priority";
                }                    
            }
            else
            {
                extPort = Glib::RefPtr<ExternalPortModel>::cast_dynamic(source);
                strFrom = extPort->getPort();
                dummyLabel = string(extPort->getPort());
                if(!strCarrier.size() && arbPort)
                    strCarrier = "udp+recv.priority";
                bExternFrom = true;
            }
          
            // destination
            intPort = Glib::RefPtr<InternalPortModel>::cast_dynamic(destination);
            if(intPort)
            {
                input = intPort->getInput();
                module = (Module*) input->owner();
                strTo = string(module->getPrefix()) + string(intPort->getInput()->getPort()); 
                dummyLabel += string(" -> ") + string(intPort->getInput()->getPort()) + string(" "); 
                if(!strCarrier.size())   
                {
                    strCarrier = intPort->getInput()->getCarrier();
                    if(arbPort)
                        strCarrier += "+recv.priority";
                }                    
            }
            else if(arbPort)
            {
                intPort = Glib::RefPtr<InternalPortModel>::cast_dynamic(arbPort->getPortModel());
                extPort = Glib::RefPtr<ExternalPortModel>::cast_dynamic(arbPort->getPortModel());
                if(intPort)
                {
                    input = intPort->getInput();
                    module = (Module*) input->owner();
                    strTo = string(module->getPrefix()) + string(intPort->getInput()->getPort()); 
                    dummyLabel += string(" -> ") + string(intPort->getInput()->getPort()) + string(" "); 
                    if(!strCarrier.size())
                    {
                        strCarrier = intPort->getInput()->getCarrier();
                        strCarrier += "+recv.priority";
                    }                        
                }
                else
                {
                    strTo = extPort->getPort();
                    dummyLabel += string(" -> ") + string(extPort->getPort()) + string(" "); 
                    bExternTo = true;
                    if(!strCarrier.size())
                        strCarrier = "udp+recv.priority";
                }
            }
            else
            {
                extPort = Glib::RefPtr<ExternalPortModel>::cast_dynamic(destination);
                strTo = extPort->getPort();
                dummyLabel += string(" -> ") + string(extPort->getPort()) + string(" "); 
                bExternTo = true;
                if(!strCarrier.size())
                        strCarrier = "udp";
            }
            
            connection.setFrom(strFrom.c_str());
            connection.setTo(strTo.c_str());
            connection.setCarrier(strCarrier.c_str());
            connection.setFromExternal(bExternFrom);
            connection.setToExternal(bExternTo);
            connection.setCorOutputData(output);
            connection.setCorInputData(input);
            connection.setModel(this);
            connection = parentWindow->manager.getKnowledgeBase()->addConnectionToApplication(application, connection);
            tool = TooltipModel::create(parentWindow, dummyLabel.c_str());
        }

        strLabel = strCarrier;
        this->property_stroke_color().set_value(defaultColor.c_str());
        if(strLabel.size())
            label = LabelModel::create(parentWindow, this, strLabel.c_str());
        else
            label = LabelModel::create(parentWindow, this, strCarrier.c_str());

        // if it is an auxilary connections
        /*
        if((strLabel.find("virtual") != std::string::npos) || 
           (strLabel.find("auxiliary") != std::string::npos) )
        {
            GooCanvasLineDash *dash = goo_canvas_line_dash_new (ARROW_LINEWIDTH, 3.0, 3.0);
            g_object_set(this->gobj(), "line-dash", dash, NULL);      
        }
        */

        if(bNested)
        {
            applicationModel->add_child(label);
            label->property_visibility().set_value(Goocanvas::ITEM_HIDDEN);
        }
        else
            parentWindow->getRootModel()->add_child(label);
        label->raise();

        showLabel(parentWindow->m_showLabel);
    }

    
    Gdk::Point pt1 = source->getContactPoint(this);
    Gdk::Point pt2 = destination->getContactPoint(this);
    setPoint(0, pt1.get_x(), pt1.get_y()-ARROW_LINEWIDTH/2.0);
    Goocanvas::Points points = this->property_points().get_value();
    setPoint(points.get_num_points()-1, pt2.get_x(), pt2.get_y()-ARROW_LINEWIDTH/2.0);
    setLabel(strLabel.c_str());
    updatCoordiantes();
    //printf("%s : %d\n", __FILE__, __LINE__); 
}