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open/save support

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git-svn-id: http://svn.lsim.tuxzone.org/trunk@34 4bec179b-ab65-46ed-a5f8-55b8b5c735d0
This commit is contained in:
catdog2
2008-12-22 22:34:28 +00:00
parent ef2f7e188e
commit 1219d2b9f0
18 changed files with 1802 additions and 20 deletions
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5
src/application.qrc
View File

@@ -18,7 +18,8 @@
<file>icons/lsim.svg</file>
<file>icons/view-fullscreen.svg</file>
<file>icons/view-restore.svg</file>
<file>icons/document-save.svg</file>
<file>icons/document-open.svg</file>
<file>icons/document-revert.svg</file>
</qresource>
</RCC>

5
src/constants.h
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@@ -18,10 +18,13 @@
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#include <cmath>
#include <QtGlobal>
//! Diese Datei definiert Konstanten
/**
@author Peter Dahlberg <pdahlberg@gmail.com>
*/
const double PI = acos( -1.0 );
const double SPEED_OF_LIGHT = 299792458.0;
const double SPEED_OF_LIGHT = 299792458.0;
const qint32 FILEVERSION=1;
const qint32 FILEMAGIC=52224242425254;

5
src/fielditem.h
View File

@@ -22,6 +22,7 @@
#include <QGraphicsItem>
#include <QList>
#include <QVariant>
//! Ein abstraktes Feld GraphicsItem
/**
@@ -56,6 +57,10 @@ class FieldItem :public QObject, public QGraphicsItem {
static bool isFieldItem(QGraphicsItem *item);
int getRotation();
virtual QList<QVariant> getSaveDataList() = 0;
virtual void setSaveDataList(QList<QVariant> list) = 0;
protected:
virtual void wheelEvent(QGraphicsSceneWheelEvent * event);
virtual void contextMenuEvent ( QGraphicsSceneContextMenuEvent * event );

34
src/graphicsellipseitem.cpp
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@@ -1,6 +1,6 @@
/***************************************************************************
* Copyright (C) 2008 by Peter Dahlberg *
* pdahlberg@gmail.com *
* Copyright (C) 2008 by Peter Dahlberg *
* pdahlberg@gmail.com *
* *
* 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 *
@@ -57,6 +57,27 @@ void GraphicsEllipseItem::setupVars () {
setAdaptiveStepControl(true);
}
QList<QVariant> GraphicsEllipseItem::getSaveDataList(){
QList<QVariant> list;
list << getMasse(0);
list << getCharge();
list << getStartSpeedX();
list << getStartSpeedY();
list << scenePos();
list << getAdaptiveStepLength();
list << isAdaptiveStepControlEnabled();
return list;
}
void GraphicsEllipseItem::setSaveDataList(QList<QVariant> list) {
setMasse(list[0].toDouble());
setCharge(list[1].toDouble());
setStartSpeedX(list[2].toDouble());
setStartSpeedY(list[3].toDouble());
setPos(list[4].toPointF());
setAdaptiveStepLength(list[5].toDouble());
setAdaptiveStepControl(list[6].toBool());
}
void GraphicsEllipseItem::resetProbe() {
setupVars();
}
@@ -80,8 +101,12 @@ void GraphicsEllipseItem::handleSceneChange(const QList<QRectF> & /*region*/) {
emit ScenePosChanged(myScenePos);
emit ScenePosXChanged(myScenePos.x());
emit ScenePosYChanged(myScenePos.y());
}
SimulScene* myScene = dynamic_cast<SimulScene*>(scene());
}
void GraphicsEllipseItem::updateScenePosLabels() {
SimulScene* myScene = dynamic_cast<SimulScene*>(scene());
if (myScene != 0) {
QString ScenePosPxStringX(QLocale().toString(myScenePos.x(),'g',3));
ScenePosPxStringX.append(" px");
@@ -96,11 +121,8 @@ void GraphicsEllipseItem::handleSceneChange(const QList<QRectF> & /*region*/) {
emit ScenePosXChangedMeter(ScenePosMStringX);
emit ScenePosYChangedMeter(ScenePosMStringY);
}
}
}
/*!
\fn GraphicsEllipseItem::calculateProbePath()
*/

4
src/graphicsellipseitem.h
View File

@@ -57,6 +57,9 @@ class GraphicsEllipseItem : public QObject , public QGraphicsEllipseItem {
QList< double >* getSpeedListX() const;
QList< double >* getSpeedListY() const;
QList<QVariant> getSaveDataList();
void setSaveDataList(QList<QVariant> list);
protected:
void mousePressEvent ( QGraphicsSceneMouseEvent *event );
@@ -113,6 +116,7 @@ class GraphicsEllipseItem : public QObject , public QGraphicsEllipseItem {
void resetProbe();
void setAdaptiveStepControl ( bool theValue );
void setAdaptiveStepLength ( double theValue );
void updateScenePosLabels();
signals:

23
src/homobfielditem.cpp
View File

@@ -37,9 +37,25 @@ HomoBFieldItem::HomoBFieldItem(QRectF sizeRect): FieldItem() {
setFluxDensity(2e-5);
}
HomoBFieldItem::~HomoBFieldItem() {
}
HomoBFieldItem::~HomoBFieldItem()
{
QList<QVariant> HomoBFieldItem::getSaveDataList() {
QList<QVariant> list;
list << type();
list << scenePos();
list << getRectF();
list << zValue();
list << getIsDirectionIntoPlane();
list << getFluxDensity();
return list;
}
void HomoBFieldItem::setSaveDataList(QList<QVariant> list){
setPos(list[1].toPointF());
setRectF(list[2].toRectF());
setZValue(list[3].toDouble());
setIsDirectionIntoPlane(list[4].toBool());
setFluxDensity(list[5].toDouble());
}
@@ -48,8 +64,7 @@ QRectF HomoBFieldItem::boundingRect() const {
sizeRect.width() + outerPenWidth, sizeRect.height() + outerPenWidth);
}
QRectF HomoBFieldItem::getRectF() const
{
QRectF HomoBFieldItem::getRectF() const {
return FieldItem::getRectF();
}

4
src/homobfielditem.h
View File

@@ -51,6 +51,10 @@ class HomoBFieldItem : public FieldItem {
double getOuterPenWidth() const;
bool getIsDirectionIntoPlane() const;
double getFluxDensity() const;
QList<QVariant> getSaveDataList();
void setSaveDataList(QList<QVariant> list);
public slots:
void setOuterPenWidth ( double theValue );
void setFieldLineDistance ( int theValue );

18
src/homoefielditem.cpp
View File

@@ -43,6 +43,24 @@ HomoEFieldItem::HomoEFieldItem(QRectF sizeRect)
}
QList<QVariant> HomoEFieldItem::getSaveDataList() {
QList<QVariant> list;
list << type();
list << scenePos();
list << getRectF();
list << zValue();
list << getRotation();
list << getFieldPower();
return list;
}
void HomoEFieldItem::setSaveDataList(QList<QVariant> list){
setPos(list[1].toPointF());
setRectF(list[2].toRectF());
setZValue(list[3].toDouble());
setRotation(list[4].toInt());
setFieldPower(list[5].toDouble());
}
void HomoEFieldItem::setFieldLineDistance(int pixel) {

3
src/homoefielditem.h
View File

@@ -55,6 +55,9 @@ class HomoEFieldItem : public FieldItem {
double getFieldPower() const;
double getOuterPenWidth() const;
QList<QVariant> getSaveDataList();
void setSaveDataList(QList<QVariant> list);
public slots:
void setFieldPower (double fieldPower );

481
src/icons/document-open.svg Normal file
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@@ -0,0 +1,481 @@
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src/icons/document-revert.svg Normal file
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166
src/lsim.cpp
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@@ -36,6 +36,10 @@
#include <QListWidget>
#include "expdoublespinbox.h"
#include "homoefieldwidget.h"
#include "constants.h"
#include "homobfielditem.h"
#include "homoefielditem.h"
#include "stopperitem.h"
lsim::lsim() {
@@ -52,6 +56,125 @@ lsim::lsim() {
connect(simulscene, SIGNAL(timeLineDurationChanged(int)),this, SLOT(timeLineDurationChangeWrapperToSec(int)));
}
void lsim::saveFileAs() {
clearAnyFocus();
QFile file(QFileDialog::getSaveFileName(this, tr("Speichern unter..."),
QString(), tr("lsim Dateien (*.lsm);;Alle Dateien (*)")));
if (file.fileName() == "") return; //wenn keine datei gewaehlt
QStringList fileNameSplit = file.fileName().split('.');
if (fileNameSplit.count() > 0 && !file.exists()) { //.lsm anhaengen
if (fileNameSplit.last() != "lsm") {
QString fileName = file.fileName();
if (fileName.endsWith('.')) fileName.append("lsm");
else fileName.append(".lsm");
file.setFileName(fileName);
}
}
if(!file.open(QIODevice::WriteOnly)){ //wenn oeffnen fehl schlaegt
QMessageBox::warning ( this, tr("Speichern Fehlgeschlagen"),
tr("Die Datei konnte leider nicht gespeichert werden"));
return;
}
QDataStream out(&file);
out.setVersion(QDataStream::Qt_4_4);
QList<QVariant> simulSceneSaveList = simulscene->getSaveDataList();
QList<QVariant> ProbeChargeItemSaveList = simulscene->getProbeChargeItem()->getSaveDataList();
out << FILEMAGIC;
out << FILEVERSION;
out << simulSceneSaveList;
out << ProbeChargeItemSaveList;
QList<QGraphicsItem*> fields(simulscene->getFieldItemsInZOrder());
for(int i = 0;i<fields.count();++i) {
FieldItem* currItem = dynamic_cast<FieldItem*>(fields.at(i));
QList<QVariant> fieldItemSaveList = currItem->getSaveDataList();
out << fieldItemSaveList;
}
file.close();
}
void lsim::openFile() {
QFile file(QFileDialog::getOpenFileName(this, tr("\326ffnen..."),
QString(), tr("lsim Dateien (*.lsm);;Alle Dateien (*)")));
if (file.fileName() == "") return; //wenn keine datei gewaehlt
if(!file.open(QIODevice::ReadOnly)){ //wenn oeffnen fehl schlaegt
displayOpenFailedBox();
return;
}
resetAll();
QDataStream in(&file);
in.setVersion(QDataStream::Qt_4_4);
qint32 magic;
qint32 version;
in >> magic;
in >> version;
if (magic != FILEMAGIC||version != FILEVERSION) {
displayOpenFailedBox();
return;
}
QList<QVariant> simulSceneSaveList;
QList<QVariant> ProbeChargeItemSaveList;
in >> simulSceneSaveList;
in >> ProbeChargeItemSaveList;
simulscene->setSaveDataList(simulSceneSaveList);
simulscene->getProbeChargeItem()->setSaveDataList(ProbeChargeItemSaveList);
while(!in.atEnd()) {
QList<QVariant> fieldItemSaveList;
in >> fieldItemSaveList;
FieldItem* currItem;
if (fieldItemSaveList.first() == HomoEFieldItem::Type) {
HomoEFieldItem* currHomoEfieldInsertItem = new HomoEFieldItem(QRectF(0,0,0,0));
//die resize items aus und einblenden bei rotation
connect( currHomoEfieldInsertItem, SIGNAL(rotationChanged()), simulscene, SLOT(displayResizeRects()));
//bei groesenanderung und verschieben resizerects mitverschieben
connect( currHomoEfieldInsertItem, SIGNAL(heightChanged(double)), simulscene, SLOT(moveResizeRects()));
connect( currHomoEfieldInsertItem, SIGNAL(widthChanged(double)), simulscene, SLOT(moveResizeRects()));
connect( currHomoEfieldInsertItem, SIGNAL(ScenePosChanged(QPointF)), simulscene, SLOT(moveResizeRects()));
//item ueber sceneChange informieren
connect(simulscene,SIGNAL(changed(QList<QRectF>)),currHomoEfieldInsertItem,SLOT(handleSceneChange(QList<QRectF>)));
currItem = currHomoEfieldInsertItem;
} else if (fieldItemSaveList.first() == HomoBFieldItem::Type) {
HomoBFieldItem* currHomoBfieldInsertItem = new HomoBFieldItem(QRectF(0,0,0,0));
//die resize items aus und einblenden bei rotation
connect( currHomoBfieldInsertItem, SIGNAL(rotationChanged()), simulscene, SLOT(displayResizeRects()));
//bei groesenanderung und verschieben resizerects mitverschieben
connect( currHomoBfieldInsertItem, SIGNAL(heightChanged(double)), simulscene, SLOT(moveResizeRects()));
connect( currHomoBfieldInsertItem, SIGNAL(widthChanged(double)), simulscene, SLOT(moveResizeRects()));
connect( currHomoBfieldInsertItem, SIGNAL(ScenePosChanged(QPointF)), simulscene, SLOT(moveResizeRects()));
//item ueber sceneChange informieren
connect(simulscene,SIGNAL(changed(QList<QRectF>)),currHomoBfieldInsertItem,SLOT(handleSceneChange(QList<QRectF>)));
currItem = currHomoBfieldInsertItem;
} else if (fieldItemSaveList.first() == StopperItem::Type) {
StopperItem* currStopperInsertItem = new StopperItem(QPointF(0,0),QPointF(0,0));
//die resize items aus und einblenden bei rotation
connect( currStopperInsertItem, SIGNAL(rotationChanged()), simulscene, SLOT(displayResizeRects()));
//bei groesenanderung und verschieben resizerects mitverschieben
connect( currStopperInsertItem, SIGNAL(heightChanged(double)), simulscene, SLOT(moveResizeRects()));
connect( currStopperInsertItem, SIGNAL(widthChanged(double)), simulscene, SLOT(moveResizeRects()));
connect( currStopperInsertItem, SIGNAL(ScenePosChanged(QPointF)), simulscene, SLOT(moveResizeRects()));
//item ueber sceneChange informieren
connect(simulscene,SIGNAL(changed(QList<QRectF>)),currStopperInsertItem,SLOT(handleSceneChange(QList<QRectF>)));
currItem = currStopperInsertItem;
} else {
continue;
}
simulscene->addItem(currItem);
currItem->setSaveDataList(fieldItemSaveList);
}
file.close();
}
void lsim::displayOpenFailedBox() {
QMessageBox::warning ( this, tr("\326ffnen. Fehlgeschlagen"),
tr("Die Datei konnte leider nicht ge\366fnet werden"));
}
void lsim::closeEvent (QCloseEvent *event) {
//event->ignore();
}
@@ -86,6 +209,18 @@ void lsim::createActions() {
acts.aboutAct->setStatusTip (tr ("Show the application's About box"));
connect (acts.aboutAct, SIGNAL (triggered()), this, SLOT (about()));
acts.fileSaveAsAct = new QAction (tr ("&Speichern..."), this);
acts.fileSaveAsAct->setStatusTip (tr ("Die Anordnung speichern"));
acts.fileSaveAsAct->setShortcut(QKeySequence::Save);
acts.fileSaveAsAct->setIcon(QIcon(":icons/document-save.svg"));
connect (acts.fileSaveAsAct, SIGNAL (triggered()), this, SLOT (saveFileAs()));
acts.fileOpenAct = new QAction (tr ("&\326ffnen..."), this);
acts.fileOpenAct->setStatusTip (tr ("Die Anordnung \366ffnen"));
acts.fileOpenAct->setShortcut(QKeySequence::Open);
acts.fileOpenAct->setIcon(QIcon(":icons/document-open.svg"));
connect (acts.fileOpenAct, SIGNAL (triggered()), this, SLOT (openFile()));
acts.aboutQtAct = new QAction (tr ("\334ber &Qt"), this);
acts.aboutQtAct->setStatusTip (tr ("Show the Qt library's About box"));
connect (acts.aboutQtAct, SIGNAL (triggered()), qApp, SLOT (aboutQt()));
@@ -104,7 +239,8 @@ void lsim::createActions() {
acts.resetAct = new QAction (tr ("Alles Zur\374cksetzen"), this);
acts.resetAct->setStatusTip (tr ("Alle Werte Zur\374cksetzen und alle Felder L\366schen"));
connect (acts.resetAct, SIGNAL (triggered()), this, SLOT (resetAll()));
acts.resetAct->setIcon(QIcon(":icons/document-revert.svg"));
connect (acts.resetAct, SIGNAL (triggered()), this, SLOT (resetAllActionSlot()));
acts.timerStart = new QAction (tr ("Timer Start"), this);
acts.timerStart->setStatusTip (tr ("Timer starten"));
@@ -242,6 +378,9 @@ void lsim::createMenus() {
fileMenu = menuBar()->addMenu(tr("&Datei"));
fileMenu->addAction(acts.resetAct);
fileMenu->addAction(acts.fileOpenAct);
fileMenu->addAction(acts.fileSaveAsAct);
fileMenu->addSeparator();
fileMenu->addAction(acts.exitAct);
editMenu = menuBar()->addMenu(tr("&Bearbeiten"));
@@ -255,9 +394,6 @@ void lsim::createMenus() {
viewMenu->addSeparator();
viewMenu->addAction(acts.fullScreenAct);
menuBar()->addMenu(tr("&Einstellungen"));
helpMenu = menuBar()->addMenu (tr ("&Help"));
helpMenu->addAction (acts.aboutAct);
helpMenu->addAction (acts.aboutQtAct);
@@ -468,6 +604,16 @@ void lsim::createDocks() {
//connect(timer_box, SIGNAL(valueChanged(int)),simulscene, SLOT(stopTimer()));
connect(this, SIGNAL(timeLineDurationChangedSec(double)),timer_box, SLOT(setValue(double)));
//geschwindigkeitsbox
QDoubleSpinBox *simul_speed_box = new QDoubleSpinBox;
simul_speed_box->setRange(0, 1e+10);
simul_speed_box->setDecimals(3);
//timer_box->setKeyboardTracking(false);
simul_speed_box->setValue(simulscene->getPxPerSec());
simul_speed_box->setSuffix(" px/s");
connect(simul_speed_box, SIGNAL(valueChanged(double)),simulscene, SLOT(setPxPerSec(double)));
connect(simulscene, SIGNAL(pxPerSecChanged(double)),simul_speed_box, SLOT(setValue(double)));
//Echte simulationsdauer
QLabel *real_simul_time_shower = new QLabel(tr("keine Daten"));
real_simul_time_shower->setTextInteractionFlags(Qt::TextSelectableByMouse);
@@ -478,6 +624,7 @@ void lsim::createDocks() {
QLabel *flight_path_label = new QLabel(tr("Flugbahn anzeigen:"));
QLabel *timer_label = new QLabel(tr("Dauer der Animation:"));
QLabel *real_simul_time_label = new QLabel(tr("\"Reale\" Simulationsdauer:"));
QLabel *simul_speed_label = new QLabel(tr("Simulationsgeschwindigkeit:"));
//grid layout
QGridLayout *simulOptGridLayout = new QGridLayout;
@@ -485,8 +632,10 @@ void lsim::createDocks() {
simulOptGridLayout->addWidget(flight_path_box,3,1);
simulOptGridLayout->addWidget(timer_label,4,0,Qt::AlignRight);
simulOptGridLayout->addWidget(timer_box,4,1);
simulOptGridLayout->addWidget(real_simul_time_label,5,0,Qt::AlignRight);
simulOptGridLayout->addWidget(real_simul_time_shower,5,1);
simulOptGridLayout->addWidget(simul_speed_label,5,0,Qt::AlignRight);
simulOptGridLayout->addWidget(simul_speed_box,5,1);
simulOptGridLayout->addWidget(real_simul_time_label,6,0,Qt::AlignRight);
simulOptGridLayout->addWidget(real_simul_time_shower,6,1);
QGroupBox *simulOptGroupBox = new QGroupBox(tr("Allgemeines"));
simulOptGroupBox->setLayout(simulOptGridLayout);
@@ -743,6 +892,11 @@ void lsim::setMode ( const WindowMode& theValue ) {
emit windowModeChanged(theValue);
}
void lsim::resetAllActionSlot() {
QMessageBox::StandardButton button = QMessageBox::question ( this, tr("Frage"), tr("Wirklich Zur\374cksetzen?"), QMessageBox::Yes|QMessageBox::No) ;
if (button==QMessageBox::Yes) resetAll();
}
void lsim::resetAll() {
setMode(EditMode);
simulscene->resetScene();

9
src/lsim.h
View File

@@ -71,10 +71,14 @@ class lsim: public QMainWindow {
void initWindowMode(WindowMode newMode);
void clearAnyFocus();
void resetAll();
void resetAllActionSlot();
void timeLineDurationChangeWrapperToSec(int length);
void timeLineDurationSetWrapperToMsec(double length);
void saveFileAs();
void openFile();
private:
void createActions();
void createMenus();
@@ -83,6 +87,8 @@ class lsim: public QMainWindow {
void createDocks();
void createScene();
void displayOpenFailedBox();
GraphicsView *gview;
QMenu *fileMenu;
@@ -106,6 +112,9 @@ class lsim: public QMainWindow {
QAction *timerStop;
QAction *timerPause;
QAction *fileSaveAsAct;
QAction *fileOpenAct;
QAction *moveItemDown;
QAction *moveItemUp;
QAction *moveItemOnTop;

1
src/main.cpp
View File

@@ -25,6 +25,7 @@
#include <QDesktopWidget>
#include <QDebug>
#include <QMessageBox>
#include <QLocale>
int main(int argc, char *argv[])
{

21
src/simulscene.cpp
View File

@@ -131,6 +131,7 @@ void SimulScene::handleTimeLineValueChange(qreal value ) {
emit probeSpeedXChanged(newSpeedStringX);
emit probespeedYChanged(newSpeedStringY);
emit probeSpeedChanged(newSpeedGes);
ellipse1->updateScenePosLabels();
}
void SimulScene::setupVars() {
@@ -147,8 +148,25 @@ void SimulScene::setupVars() {
setTimeLineDuration(30000);
setFlightPathVisible(true);
}
QList<QVariant> SimulScene::getSaveDataList() {
QList<QVariant> list;
list<< getTimePerStep();
list<< getSteps();
list<< getMeterPerPx();
list<< getPxPerSec();
list<< getTimeLineDuration();
list<< isFlightPathVisible();
return list;
}
void SimulScene::setSaveDataList(QList<QVariant> list){
setTimePerStep(list[0].toDouble());
setSteps(list[1].toInt());
setMeterPerPx(list[2].toDouble());
setPxPerSec(list[3].toDouble());
setTimeLineDuration(list[4].toInt());
setFlightPathVisible(list[5].toBool());
}
void SimulScene::startTimer() {
@@ -952,6 +970,7 @@ void SimulScene::setMeterPerPx ( double theValue ) {
void SimulScene::setPxPerSec ( double theValue ) {
if (theValue == pxPerSec) return;
pxPerSec = theValue;
setTimeLineDuration(ellipse1->getFlightPath().length()/getPxPerSec() * 1000.0);
emit pxPerSecChanged(theValue);
}

3
src/simulscene.h
View File

@@ -84,6 +84,9 @@ class SimulScene : public QGraphicsScene {
void clearFlightPath();
QList<QVariant> getSaveDataList();
void setSaveDataList(QList<QVariant> list);
public slots:
void setSceneMode(SceneMode mode);
void startTimer();

15
src/stopperitem.cpp
View File

@@ -35,6 +35,21 @@ StopperItem::StopperItem(QPointF start, QPointF end): FieldItem() {
setFlag(ItemIsFocusable);
}
QList<QVariant> StopperItem::getSaveDataList() {
QList<QVariant> list;
list << type();
list << scenePos();
list << getRectF();
list << zValue();
list << getRotation();
return list;
}
void StopperItem::setSaveDataList(QList<QVariant> list){
setPos(list[1].toPointF());
setRectF(list[2].toRectF());
setZValue(list[3].toDouble());
setRotation(list[4].toInt());
}
StopperItem::~StopperItem() {

3
src/stopperitem.h
View File

@@ -48,6 +48,9 @@ public:
double getOuterPenWidth() const;
QList<QVariant> getSaveDataList();
void setSaveDataList(QList<QVariant> list);
public slots:
void setOuterPenWidth ( double theValue );