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Commit 887ce9f

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Tiago Leao
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QT Viewer main structure.
CMake: added an entry at main CMake script that makes QTViewer an optional build. QT Viewer main structure only, libQGLViewer or any 3D functionality can be added to mainWindow as a widget later on.
1 parent 0a5ddec commit 887ce9f

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‎cmake/CMakeLists.txt‎

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@@ -126,6 +126,8 @@ ADD_SUBDIRECTORY(../src/ifcwrap ifcwrap)
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# Build IfcParseExamples using separate CMakeLists.txt
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ADD_SUBDIRECTORY(../src/examples examples)
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ADD_SUBDIRECTORY(../src/qtviewer qtviewer)
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# CMake installation targets
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SET(include_files_geom
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../src/ifcgeom/IfcGeom.h

‎src/qtviewer/CMakeLists.txt‎

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OPTION( QT_USE_QTVIEWER "IfcOpenShell QT GUI Viewer, QT environment required" OFF )
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IF (QT_USE_QTVIEWER)
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# Find QT header files
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SET(QT_MIN_VERSION "4.5.0")
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FIND_PACKAGE(Qt4 REQUIRED)
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FIND_PACKAGE(Qt4 COMPONENTS QtCore QtGui QtOpenGL)
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INCLUDE(${QT_USE_FILE})
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SET(CMAKE_PACKAGE_QTGUI TRUE)
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SET(CMAKE_PACKAGE_QTSVG TRUE)
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# Find QT header files
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IF("$ENV{QT_INCLUDE_DIR}" STREQUAL "")
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SET(QT_INCLUDE_DIR "/usr/include/QT4/" CACHE FILEPATH "QT4 header files")
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MESSAGE(STATUS "Looking for QT4 include files in: ${QT_INCLUDE_DIR}")
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MESSAGE(STATUS "Use QT_INCLUDE_DIR to specify another directory")
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ELSE()
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SET(QT_INCLUDE_DIR $ENV{QT_INCLUDE_DIR} CACHE FILEPATH "QT4 header files")
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MESSAGE(STATUS "Looking for QT4 include files in: ${QT_INCLUDE_DIR}")
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ENDIF()
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INCLUDE_DIRECTORIES(${QGLViewer_INCLUDE_DIR})
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SET(QTviewer_SRCS
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../../src/qtviewer/mainwindow.h
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../../src/qtviewer/mainwindow.cpp
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../../src/qtviewer/main.cpp
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)
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SET(QTviewer_MOC_SRCS
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../../src/qtviewer/mainwindow.h
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)
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QT_WRAP_CPP(QTviewer QTviewer_SRCS ${QTviewer_MOC_SRCS})
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ADD_EXECUTABLE( QTviewer ${QTviewer_SRCS} ${QTviewer_MOC_SRCS})
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#http://www.qtcentre.org/wiki/index.php?title=Compiling_Qt4_apps_with_CMake
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TARGET_LINK_libRARIES (QTviewer IfcParse IfcGeom ${QT_LIBRARIES} TKernel TKMath TKBRep TKGeomBase TKGeomAlgo TKG3d TKG2d TKShHealing TKTopAlgo TKMesh TKPrim TKBool TKBO TKFillet)
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ENDIF (QT_USE_QTVIEWER)

‎src/qtviewer/main.cpp‎

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#include <QApplication>
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#include <QString>
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#ifndef QT_NO_OPENGL
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#include <QGLFormat>
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#endif
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#include "mainwindow.h"
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int main(int argc, char **argv)
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{
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QApplication app(argc, argv);
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//QGLViewer viewer;
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// Restore the previous viewer state.
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//viewer.restoreStateFromFile();
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MainWindow window;
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//window.openFile(" ");
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window.show();
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return app.exec();
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}

‎src/qtviewer/mainwindow.cpp‎

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#include "mainwindow.h"
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#include <math.h>
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#include <QtGui>
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MainWindow::MainWindow()
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: QMainWindow()
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{
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IfcGeomObjects::Settings(IfcGeomObjects::USE_WORLD_COORDS,true);
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IfcGeomObjects::Settings(IfcGeomObjects::WELD_VERTICES,false);
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IfcGeomObjects::Settings(IfcGeomObjects::SEW_SHELLS,true);
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QMenu *fileMenu = new QMenu(tr("&File"), this);
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QAction *openAction = fileMenu->addAction(tr("&Open..."));
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openAction->setShortcut(QKeySequence(tr("Ctrl+O")));
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QAction *quitAction = fileMenu->addAction(tr("E&xit"));
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quitAction->setShortcuts(QKeySequence::Quit);
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menuBar()->addMenu(fileMenu);
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QMenu *viewMenu = new QMenu(tr("&View"), this);
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m_backgroundAction = viewMenu->addAction(tr("&Background"));
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m_backgroundAction->setEnabled(false);
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m_backgroundAction->setCheckable(true);
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m_backgroundAction->setChecked(false);
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//connect(m_backgroundAction, SIGNAL(toggled(bool)), (QWidget*)m_v, SLOT(setViewBackground(bool)));
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m_outlineAction = viewMenu->addAction(tr("&Outline"));
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m_outlineAction->setEnabled(false);
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m_outlineAction->setCheckable(true);
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m_outlineAction->setChecked(true);
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// connect(m_outlineAction, SIGNAL(toggled(bool)), (QWidget*)m_v, SLOT(setViewOutline(bool)));
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menuBar()->addMenu(viewMenu);
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connect(openAction, SIGNAL(triggered()), this, SLOT(openFile()));
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connect(quitAction, SIGNAL(triggered()), qApp, SLOT(quit()));
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//setCentralWidget((QWidget*)m_v);
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setWindowTitle(tr("IfcOpenShell QT Viewer"));
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}
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void MainWindow::openFile(const QString &path)
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{
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QString fileName;
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if (path.isNull())
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fileName = QFileDialog::getOpenFileName(this, tr("Open IFC"),
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m_currentPath, "IFC files (*.ifc)");
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else
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fileName = path;
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if (!fileName.isEmpty()) {
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QFile file(fileName);
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if (!file.exists()) {
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QMessageBox::critical(this, tr("Open IFC"),
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QString("Could not open file '%1'.").arg(fileName));
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m_outlineAction->setEnabled(false);
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m_backgroundAction->setEnabled(false);
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return;
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}
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std::stringstream ss;
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if ( ! IfcGeomObjects::Init(fileName.toStdString(),&std::cout,&ss) ) {
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QMessageBox::critical(this, tr("Open IFC"),
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QString("[Error] unable to parse file '%1'. Or no geometrical entities found" ).arg(fileName));
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return;
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}
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//connect((QWidget*)m_view, SIGNAL(drawNeeded()), this, SLOT(drawIfcObject()));
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if (!fileName.startsWith(":/")) {
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m_currentPath = fileName;
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setWindowTitle(tr("%1 - IFCViewer").arg(m_currentPath));
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}
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m_outlineAction->setEnabled(true);
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m_backgroundAction->setEnabled(true);
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// resize(m_view->sizeHint() + QSize(80, 80 + menuBar()->height()));
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}
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}
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void MainWindow::draw()
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{
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}
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‎src/qtviewer/mainwindow.h‎

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#ifndef MAINWINDOW_H
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#define MAINWINDOW_H
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#include <qobject.h>
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#include <QMainWindow>
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#include <QString>
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#include <qobject.h>
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#include "../ifcgeom/IfcGeomObjects.h"
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class ObjectsView;
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class QGLViewer;
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QT_BEGIN_NAMESPACE
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class QAction;
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class QGraphicsView;
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class QGraphicsScene;
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class QGraphicsRectItem;
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QT_END_NAMESPACE
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class MainWindow : public QMainWindow
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{
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Q_OBJECT
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public:
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MainWindow();
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public Q_SLOTS:
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void draw();
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public slots:
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void openFile(const QString &path = QString());
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void setRenderer(QAction *action);
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private:
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QAction *m_nativeAction;
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QAction *m_glAction;
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QAction *m_imageAction;
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QAction *m_highQualityAntialiasingAction;
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QAction *m_backgroundAction;
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QAction *m_outlineAction;
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QString m_currentPath;
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};
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#endif

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