File indexing completed on 2024-12-22 04:17:20

 /***************************************************************************
  *                                                                         *
  *   copyright : (C) 2007 The University of Toronto                        *
  *                   netterfield@astro.utoronto.ca                         *
  *   copyright : (C) 2005  University of British Columbia                  *
  *                   dscott@phas.ubc.ca                                    *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
  *   it under the terms of the GNU General Public License as published by  *
  *   the Free Software Foundation; either version 2 of the License, or     *
  *   (at your option) any later version.                                   *
  *                                                                         *
  ***************************************************************************/
 // use KCodecs::base64Encode() in kmdcodecs.h
 // Create QDataStream into a QByteArray
 // qCompress the bytearray
 
 #include "editablematrix.h"
 #include "matrixscriptinterface.h"
 
 #include "debug.h"
 #include <qbytearray.h>
 
 #include <QDataStream>
 #include <QXmlStreamWriter>
 
 
 namespace Kst {
 
 const QString EditableMatrix::staticTypeString = "Editable Matrix";
 const QString EditableMatrix::staticTypeTag = "editablematrix";
 
 EditableMatrix::EditableMatrix(ObjectStore *store)
 : Matrix(store) {
   _editable = true;
   _saveable = true;
   resizeZ(1, true);
 }
 
 
 const QString& EditableMatrix::typeString() const {
   return staticTypeString;
 }
 
 
 void EditableMatrix::save(QXmlStreamWriter &xml) {
 
   QByteArray qba(_zSize*sizeof(double), '\0');
   QDataStream qds(&qba, QIODevice::WriteOnly);
 
   for (int i = 0; i < _zSize; i++) {
     qds << _z[i];
   }
 
   xml.writeStartElement(staticTypeTag);
   saveNameInfo(xml, VECTORNUM|MATRIXNUM|SCALARNUM);
   xml.writeAttribute("xmin", QString::number(minX()));
   xml.writeAttribute("ymin", QString::number(minY()));
   xml.writeAttribute("nx", QString::number(xNumSteps()));
   xml.writeAttribute("ny", QString::number(yNumSteps()));
   xml.writeAttribute("xstep", QString::number(xStepSize()));
   xml.writeAttribute("ystep", QString::number(yStepSize()));
   xml.writeTextElement("data", qCompress(qba).toBase64());
   xml.writeEndElement();
 
 }
 
 
 QString EditableMatrix::descriptionTip() const {
     return tr("%1:\n"
       "  %2 x %3").arg(Name()).arg(xNumSteps()).arg(yNumSteps());
 }
 
 QString EditableMatrix::_automaticDescriptiveName() const {
   return tr("Editable Matrix");
 }
 
 /**  used for scripting IPC.
      accepts an open readable file.
      fails silently */
 void EditableMatrix::loadFromTmpFile(QFile &fp, int nx, int ny ) {
   int size = nx*ny*sizeof(double);
 
   resize(nx, ny);
 
   fp.read((char *)_z, size);
 
   internalUpdate(); // not sure if we need this here.
 }
 
 
 ScriptInterface* EditableMatrix::createScriptInterface() {
   return new EditableMatrixSI(this);
 }
 
 
 }
 // vim: ts=2 sw=2 et