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Copyright 2014-2016 The RIVET Developers. See the COPYRIGHT file at
the top-level directory of this distribution.
This file is part of RIVET.
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 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <>.
//forward declarations
class Barcode;
class BarcodeTemplate;
class TemplatePoint;
#include "computationthread.h"
#include "dataselectdialog.h"
#include "dcel/arrangement_message.h"
#include "dcel/grades.h"
#include "interface/aboutmessagebox.h"
#include "interface/config_parameters.h"
#include "interface/configuredialog.h"
#include "interface/input_parameters.h"
#include "interface/persistence_diagram.h"
#include "interface/progressdialog.h"
#include "interface/slice_diagram.h"
#include <QMainWindow>
#include <QtWidgets>
#include <boost/multiprecision/cpp_int.hpp>
typedef boost::multiprecision::cpp_rational exact;
#include "boost/multi_array.hpp"
typedef boost::multi_array<unsigned, 2> unsigned_matrix;
#include <vector>
namespace Ui {
class VisualizationWindow;
class VisualizationWindow : public QMainWindow {
explicit VisualizationWindow(InputParameters& params);
void showEvent(QShowEvent* event); //shows the DataSelectDialog and blocks until it is closed
void resizeEvent(QResizeEvent*);
void closeEvent(QCloseEvent* event);
QString suggestedName(QString extension);
public slots:
void start_computation(); //begins the computation pipeline
void paint_template_points(std::shared_ptr<TemplatePointsMessage> points);
void augmented_arrangement_ready(std::shared_ptr<ArrangementMessage> arrangement);
void set_line_parameters(double angle, double offset);
void redraw();
void init();
private slots:
void on_angleDoubleSpinBox_valueChanged(double angle);
void on_offsetSpinBox_valueChanged(double arg1);
void on_xi0CheckBox_toggled(bool checked);
void on_xi1CheckBox_toggled(bool checked);
void on_xi2CheckBox_toggled(bool checked);
void on_normCoordCheckBox_clicked(bool checked);
void on_barcodeCheckBox_clicked(bool checked);
void on_BottomCornerXSpinBox_valueChanged(double x_bottom);
void on_BottomCornerYSpinBox_valueChanged(double y_bottom);
void on_TopCornerXSpinBox_valueChanged(double x_top);
void on_TopCornerYSpinBox_valueChanged(double y_top);
void on_actionExit_triggered();
void on_actionAbout_triggered();
void on_actionConfigure_triggered();
void on_actionSave_persistence_diagram_as_image_triggered();
void on_actionSave_line_selection_window_as_image_triggered();
void on_actionSave_triggered();
void on_actionOpen_triggered();
void on_actionRestore_default_window_triggered();
void on_actionBetti_number_window_triggered();
void on_actionAutomatically_reset_line_toggled();
static const QString DEFAULT_SAVE_DIR_KEY;
Ui::VisualizationWindow* ui;
//data items
const int verbosity;
bool data_selected; //false until user selects data, then true
bool unsaved_data; //false until augmented arrangement is computed, then true until user saves the augmented arrangement
InputParameters& input_params; //parameters set by the user via the DataSelectDialog
ConfigParameters config_params; //parameters that control the visualization
DataSelectDialog ds_dialog; //dialog box that gets the input parameters
Grades grades;
double angle_precise; //sufficiently-precise internal value of the slice-line angle in DEGREES, necessary because QDoubleSpinBox truncates this value
double offset_precise; //sufficiently-precise internal value of the slice-line offset, necessary because QDoubleSpinBox truncates this value
double xmin_precise; //internal value of the coordinates of the current window
double xmax_precise;
double ymin_precise;
double ymax_precise;
bool x_reverse,y_reverse; //true when the grades are shown in decreasing order
double origin_x, origin_y;//the coordinates in data units of the origin on the line; i.e. the point where it intersects the box circumscribing the gradings
double dist_to_origin; //signed distance in data units from bottom left control dot in visible window to the origin; positive if the dot is up and to the right of the origin; negative otherwise
double slice_length;//length of the visible slice in DATA units
bool is_visible; //whether the line is visible in the current window
std::shared_ptr<TemplatePointsMessage> template_points; //The template points, homology dimensions, and other useful context
std::shared_ptr<ArrangementMessage> arrangement; //pointer to the DCEL arrangement
std::unique_ptr<Barcode> barcode; //pointer to the currently-displayed barcode
bool degenerate_x,degenerate_y; //these are true if there is exactly one x/y grade
//computation items
ComputationThread* cthread;
ProgressDialog* prog_dialog;
//items for slice diagram
bool line_selection_ready; //initially false, but set to true when data is in place for line selection
SliceDiagram slice_diagram; //subclass of QGraphicsScene, contains all of the graphics elements for the line-selection diagram
bool slice_update_lock; //true iff slice diagram is being updated; helps avoid an infinite loop
//items for persistence diagram
PersistenceDiagram p_diagram; //subclass of QGraphicsScene, contains all of the graphics elements for the persistence diagram
bool persistence_diagram_drawn;
bool slice_diagram_initialized;
void update_persistence_diagram(bool line_changed=true); //updates the persistence diagram and barcode after a change in the slice line and/or viewing window
void reset_line(); //change the line so it connects the extreme points of the current window
void update_origin();//computes the origin of the line after a change in parameters; updates the value of dist_to_origin
//other items
void save_arrangement(const QString& filename);
AboutMessageBox aboutBox; //which is better for these dialog boxes
ConfigureDialog* configBox; // -- pointer or no pointer?
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