#include "XmlPointNode.h"

#include "Util.h"

XmlPointNode::XmlPointNode(const char* tag): XmlAudioNode(tag), points(nullptr) {}

XmlPointNode::~XmlPointNode() {
    for (GList* l = this->points; l != nullptr; l = l->next) {
        auto* p = static_cast<Point*>(l->data);
        delete p;
    }
    g_list_free(this->points);
    this->points = nullptr;
}

void XmlPointNode::addPoint(const Point* point) { this->points = g_list_append(this->points, new Point(*point)); }

void XmlPointNode::writeOut(OutputStream* out) {
    /** Write stroke and its attributes */
    out->write("<");
    out->write(tag);
    writeAttributes(out);

    out->write(">");

    for (GList* l = this->points; l != nullptr; l = l->next) {
        auto* p = static_cast<Point*>(l->data);
        if (l != this->points) {
            out->write(" ");
        }

        Util::writeCoordinateString(out, p->x, p->y);
    }

    out->write("</");
    out->write(tag);
    out->write(">\n");
}