Method loadPattern

librecad/src/lib/engine/rs_pattern.cpp:70–123

* Loads the given pattern file into this pattern. * Entities other than lines are ignored. * * @param filename File name of the pattern file (without path and * extension or full path. */

 * extension or full path.
 */
bool RS_Pattern::loadPattern() {
    if (loaded) {
        return true;
    }

    RS_DEBUG->print("RS_Pattern::loadPattern");

    // Search for the appropriate pattern if we have only the name of the pattern:
    QString path;

    if (!fileName.endsWith(".dxf", Qt::CaseInsensitive)) {
        QStringList patterns = RS_SYSTEM->getPatternList();
        foreach (const QString& path0, RS_SYSTEM->getPatternList()) {
            if (QFileInfo(path0).baseName().toLower()==fileName.toLower()) {
                path = path0;
                RS_DEBUG->print("Pattern found: %s", path.toLatin1().data());
                break;
            }
        }
    }

    // We have the full path of the pattern:
    else {
        path = fileName;
    }

    // No pattern paths found:
    if (path.isEmpty()) {
        RS_DEBUG->print("No pattern \"%s\"available.", fileName.toLatin1().data());
        return false;
    }

	RS_Graphic gr;
	RS_FileIO::instance()->fileImport(gr, path);
	for(auto e: gr){
		if (e->rtti()==RS2::EntityLine ||
				e->rtti()==RS2::EntityArc||
				e->rtti()==RS2::EntityEllipse
				) {
            RS_Layer* l = e->getLayer();
            RS_Entity* cl = e->clone();
            cl->reparent(this);
			if (l) {
                cl->setLayer(l->getName());
            }
            addEntity(cl);
        }
	}

    loaded = true;
    RS_DEBUG->print("RS_Pattern::loadPattern: OK");

    return true;
}

QString RS_Pattern::getFileName() const {
	return fileName;