C++ MeiElement类代码示例

TEST(TestMeiElement, GetPositionInDocument) {
    MeiElement* m = new MeiElement("mei");
    MeiElement *m1 = new MeiElement("music");
    string musicId = m1->getId();
    MeiElement *b1 = new MeiElement("body");
    MeiElement *s1 = new MeiElement("staff");
    MeiElement *n1 = new MeiElement("note");
    string nId = n1->getId();
    MeiElement *n2 = new MeiElement("note");
    MeiElement *n3 = new MeiElement("note");
    MeiElement *n4 = new MeiElement("note");    
    string n4Id = n4->getId();
    
    m->addChild(m1);
    m1->addChild(b1);
    b1->addChild(s1);
    s1->addChild(n1);
    s1->addChild(n2);
    s1->addChild(n3);
    
    MeiDocument* doc = new MeiDocument();
    doc->setRootElement(m);
    
    ASSERT_EQ(4, n1->getPositionInDocument());
    ASSERT_EQ(-1, n4->getPositionInDocument());
    
}

TEST(CmnModuleTest, TestTieMembership) {
    MeiDocument* doc = createMeiDocument();

    MeiElement* layer = doc->getElementById("id-layer");
    MeiElement* measure = doc->getElementById("id-measure");

    Note* n1 = new Note();
    Note* n2 = new Note();
    Note* n3 = new Note();
    Note* n4 = new Note();

    layer->addChild(n1);
    layer->addChild(n2);
    layer->addChild(n3);
    layer->addChild(n4);

    Tie* t1 = new Tie();
    measure->addChild(t1);

    t1->m_Startid.setStartid(n1->getId());
    t1->m_Startendid.setEndid(n4->getId());
    t1->m_Staffident.setStaff("staffname");
    
    vector<MeiElement*> members = t1->getMembers();
    ASSERT_EQ(4, members.size());
}

TEST(TestMeiDocument, SetsDefaultNamespace) {
    MeiDocument *doc = new MeiDocument();
    MeiElement *root = new MeiElement("mei");
    
    doc->setRootElement(root);
    
    ASSERT_TRUE(root->hasAttribute("xmlns"));
    ASSERT_EQ(root->getAttribute("xmlns")->getValue(), MEI_NS);
}

Staff* CScribeToNeoScribeXML::Scribe2MEIXMLStaff(const CScribeReaderVisitable& scribe_data, const scribe_part& partit, StaffGrp* staffgrp, const int i)
{
    
    std::string staffnum("s");
    staffnum += std::to_string(i); //autogenerate staff ids
    
    //finish score definitions
    //add staff definition for current part
    //NB. look to alternatively embedding these in staffs
    StaffDef* staffdef = new StaffDef;
    
    //define staff from data
    staffgrp->addChild(staffdef);
    staffdef->addAttribute("id", staffnum);
    staffdef->addAttribute("lines", std::to_string(partit.initial_staff_data.staff_lines));
    staffdef->addAttribute("label", CScribeCodes::voice_labels[partit.voice_type].c_str());
    
    //define clef from data
    Clef* clef = new Clef;
    staffdef->addChild(clef);
    
    scribe_clef loc_clef;
    loc_clef.clef_line = partit.initial_staff_data.clef_line;
    loc_clef.clef = partit.initial_staff_data.clef;
    //convert scribe-based clef position to mei
    //int mei_clef_line = ((loc_clef.clef_line + 1)/2) - 1; = incorrect
    int mei_clef_line = 1 + (loc_clef.clef_line-3)/2;
    //4-line staves are numbered 3, 5, 7, 9 in scribe
    //if (partit->staff_lines<=4) mei_clef_line -= (5 - partit->staff_lines);
    
    clef->addAttribute("line", std::to_string(mei_clef_line)); //these need to be set for each staff/part
    clef->addAttribute("shape", std::string(&(partit.initial_staff_data.clef),1).c_str()); //the first event in stored memory should be the initial clef
    
    Staff* staff = new Staff;
    
    staff->addAttribute("id", staffnum);
    staff->addAttribute("source", partit.abbrev_ms);
    //folio on which part appears
    
    Pb* pb = new Pb; //new ELEMENT?
    staff->addChild(pb);
    pb->addAttribute("n", partit.folios);
    //first staff on which part appears
    Sb* sb = new Sb;
    sb->addAttribute("n", "0"); //set to "0" since this isn't encoded in scribe; data will need to be enhanced later
    staff->addChild(sb);
    
    coloration_type current_color = coloration_type::full_black; // this needs to be better handled with a default coloration in a part
    
    for (std::vector<scribe_row>::const_iterator rowit = partit.rows.begin(); rowit!=partit.rows.end(); rowit++)
    {
        if (rowit->is_comment) {
            //check it this is the correct way to handle a comment
            
            MeiCommentNode* comment = new MeiCommentNode;
            comment->setValue(rowit->comment);
            staff->addChild(comment);
            //NB. syl can have a type (eg. initial) attribute and also encode color as <rend> child element
        } else {
            
            //syllable container (holds syllables, notes, neumes, and ligatures)
            Syllable* syllable = new Syllable; //neumes.h
            staff->addChild(syllable);
            
            //add actual syllable if present
            if (!rowit->syllable.empty()) {
                Syl* syl = new Syl;
                syl->setValue(rowit->syllable);
                syllable->addChild(syl);
            }
            
            //extract events - notes, rests ligatures, uneumes and/or ligatures
            for (std::vector<scribe_event>::const_iterator eventit = rowit->events.begin(); eventit!=rowit->events.end(); eventit++ )
            {
                current_color = eventit->local_coloration;
                
                //use temp TiXML pointer which is either syllable, uneume/ineume or ligature - add notes to this, but make sure that uneume/inueme/ligature pointer is preinserted into syllable
                //handle events for each row
                code_t event_type = scribe_data.GetCodes()->get_code_type(eventit->code);//codes->get_code_type(eventit->code);
                //foster parent will change roles according to child elements that need to be added
                MeiElement* foster = syllable;
                
                switch (event_type)
                {
                    case code_t::ineume:
                    {
#ifdef IGNOREGAPS
                        Ineume* ineume = new Ineume;
                        //ineume->addAttribute("name", scribe_data.GetCodes()->code_to_name(eventit->code));
                        foster->addChild(ineume);
                        foster = ineume;
                        
#else                   //this needs work, hence excluded
                        if (!eventit->preceding_gap || foster->getChildren().empty())
                        {
                            Ineume* ineume = new Ineume;
                            //ineume->addAttribute("name", scribe_data.GetCodes()->code_to_name(eventit->code));
                            foster->addChild(ineume);
                            foster = ineume;
                        }
//.........这里部分代码省略.........