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Mark Liversedge
262
src/TreeMapWindow.cpp
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262
src/TreeMapWindow.cpp
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/*
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* Copyright (c) 2010 Mark Liversedge (liversedge@gmail.com)
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc., 51
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* Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "TreeMapWindow.h"
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#include "LTMTool.h"
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#include "TreeMapPlot.h"
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#include "LTMSettings.h"
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#include "MainWindow.h"
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#include "SummaryMetrics.h"
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#include "Settings.h"
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#include "math.h"
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#include "Units.h" // for MILES_PER_KM
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#include <QtGui>
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#include <QString>
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#include <qwt_plot_panner.h>
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#include <qwt_plot_zoomer.h>
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#include <qwt_plot_picker.h>
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#include <qwt_plot_marker.h>
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TreeMapWindow::TreeMapWindow(MainWindow *parent, bool useMetricUnits, const QDir &home) :
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GcWindow(parent), main(parent), home(home),
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useMetricUnits(useMetricUnits), active(false), dirty(true)
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{
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setInstanceName("Treemap Window");
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// the plot
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QVBoxLayout *mainLayout = new QVBoxLayout;
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ltmPlot = new TreeMapPlot(this, main, home);
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mainLayout->addWidget(ltmPlot);
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mainLayout->setSpacing(0);
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mainLayout->setContentsMargins(0,0,0,0);
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setLayout(mainLayout);
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// the controls
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QWidget *c = new QWidget;
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QFormLayout *cl = new QFormLayout(c);
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setControls(c);
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// read metadata.xml
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QString filename = main->home.absolutePath()+"/metadata.xml";
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if (!QFile(filename).exists()) filename = ":/xml/metadata.xml";
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RideMetadata::readXML(filename, keywordDefinitions, fieldDefinitions);
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//title = new QLabel(this);
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//QFont font;
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//font.setPointSize(14);
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//font.setWeight(QFont::Bold);
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//title->setFont(font);
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//title->setFixedHeight(20);
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//title->setAlignment(Qt::AlignHCenter | Qt::AlignVCenter);
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// widgets
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// setup the popup widget
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popup = new GcPane();
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ltmPopup = new LTMPopup(main);
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QVBoxLayout *popupLayout = new QVBoxLayout();
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popupLayout->addWidget(ltmPopup);
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popup->setLayout(popupLayout);
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ltmTool = new LTMTool(parent, home, false); // false for single selection
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settings.ltmTool = ltmTool;
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// initialise
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settings.data = NULL;
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settings.groupBy = LTM_DAY;
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if (appsettings->value(this, GC_SHADEZONES, true).toBool()==true)
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settings.shadeZones = true;
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else
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settings.shadeZones = false;
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// controls
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field1 = new QComboBox(this);
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addTextFields(field1);
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field2 = new QComboBox(this);
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addTextFields(field2);
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field1->setCurrentIndex(field1->findText(appsettings->value(this, GC_TM_FIRST, "None").toString()));
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field2->setCurrentIndex(field2->findText(appsettings->value(this, GC_TM_SECOND, "None").toString()));
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settings.field1 = field1->currentText();
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settings.field2 = field2->currentText();
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cl->addRow(new QLabel("First"), field1);
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cl->addRow(new QLabel("Second"), field2);
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cl->addRow(ltmTool);
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connect(ltmTool, SIGNAL(dateRangeSelected(const Season *)), this, SLOT(dateRangeSelected(const Season *)));
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connect(ltmTool, SIGNAL(metricSelected()), this, SLOT(metricSelected()));
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connect(field1, SIGNAL(currentIndexChanged(int)), this, SLOT(fieldSelected(int)));
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connect(field2, SIGNAL(currentIndexChanged(int)), this, SLOT(fieldSelected(int)));
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// config changes or ride file activities cause a redraw/refresh (but only if active)
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//connect(main, SIGNAL(rideSelected()), this, SLOT(rideSelected(void)));
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connect(this, SIGNAL(rideItemChanged(RideItem*)), this, SLOT(rideSelected()));
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connect(main, SIGNAL(rideAdded(RideItem*)), this, SLOT(refresh(void)));
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connect(main, SIGNAL(rideDeleted(RideItem*)), this, SLOT(refresh(void)));
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connect(main, SIGNAL(configChanged()), this, SLOT(refresh()));
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}
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TreeMapWindow::~TreeMapWindow()
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{
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delete popup;
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}
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void
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TreeMapWindow::rideSelected()
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{
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active = amVisible();
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if (active == true) {
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// mimic user first selection now that
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// we are active - choose a chart and
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// use the first available date range
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ltmTool->selectDateRange(0);
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// default to duration
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ltmTool->selectMetric(appsettings->value(this, GC_TM_METRIC, "workout_time").toString());
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} else if (active == true && dirty == true) {
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// plot needs to be redrawn
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refresh();
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} else if (active == false) {
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popup->hide();
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}
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}
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void
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TreeMapWindow::refreshPlot()
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{
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if (active == true) ltmPlot->setData(&settings);
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}
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// total redraw, reread data etc
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void
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TreeMapWindow::refresh()
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{
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// refresh for changes to ridefiles / zones
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if (active == true) {
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// if config has changed get new useMetricUnits
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useMetricUnits = appsettings->value(this, GC_UNIT).toString() == "Metric";
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results.clear(); // clear any old data
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results = main->metricDB->getAllMetricsFor(settings.start, settings.end);
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measures.clear(); // clear any old data
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measures = main->metricDB->getAllMeasuresFor(settings.start, settings.end);
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refreshPlot();
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dirty = false;
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} else {
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dirty = true;
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}
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}
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void
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TreeMapWindow::metricSelected()
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{
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// wipe existing settings
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settings.metrics.clear();
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foreach(QTreeWidgetItem *metric, ltmTool->selectedMetrics()) {
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if (metric->type() != ROOT_TYPE) {
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QString symbol = ltmTool->metricSymbol(metric);
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settings.metrics.append(ltmTool->metricDetails(metric));
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appsettings->setValue(GC_TM_METRIC, settings.metrics[0].symbol);
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}
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}
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ltmPlot->setData(&settings);
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}
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void
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TreeMapWindow::dateRangeSelected(const Season *selected)
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{
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if (selected) {
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Season dateRange = *selected;
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settings.start = QDateTime(dateRange.getStart(), QTime(0,0));
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settings.end = QDateTime(dateRange.getEnd(), QTime(24,0,0));
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settings.title = dateRange.getName();
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//title->setText(settings.title);
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settings.data = &results;
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settings.measures = &measures;
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// if we want weeks and start is not a monday go back to the monday
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int dow = dateRange.getStart().dayOfWeek();
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if (settings.groupBy == LTM_WEEK && dow >1 && dateRange.getStart() != QDate())
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settings.start = settings.start.addDays(-1*(dow-1));
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// get the data
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results.clear(); // clear any old data
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results = main->metricDB->getAllMetricsFor(settings.start, settings.end);
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measures.clear(); // clear any old data
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measures = main->metricDB->getAllMeasuresFor(settings.start, settings.end);
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ltmPlot->setData(&settings);
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}
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}
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void
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TreeMapWindow::fieldSelected(int)
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{
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settings.field1 = field1->currentText();
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settings.field2 = field2->currentText();
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ltmPlot->setData(&settings);
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appsettings->setValue(GC_TM_FIRST, field1->currentText());
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appsettings->setValue(GC_TM_SECOND, field2->currentText());
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}
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int
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TreeMapWindow::groupForDate(QDate date, int groupby)
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{
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switch(groupby) {
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case LTM_WEEK:
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{
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// must start from 1 not zero!
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return 1 + ((date.toJulianDay() - settings.start.date().toJulianDay()) / 7);
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}
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case LTM_MONTH: return (date.year()*12) + date.month();
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case LTM_YEAR: return date.year();
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case LTM_DAY:
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default:
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return date.toJulianDay();
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}
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}
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void
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TreeMapWindow::pointClicked(QwtPlotCurve*curve, int index)
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{
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// get the date range for this point
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QDate start, end;
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LTMScaleDraw *lsd = new LTMScaleDraw(settings.start,
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groupForDate(settings.start.date(), settings.groupBy),
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settings.groupBy);
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lsd->dateRange((int)round(curve->x(index)), start, end);
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ltmPopup->setData(settings, start, end);
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popup->show();
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}
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void
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TreeMapWindow::addTextFields(QComboBox *combo)
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{
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combo->addItem("None");
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foreach (FieldDefinition x, fieldDefinitions) {
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if (x.type < 4) combo->addItem(x.name);
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}
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}
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