qt/leleja/mytabreportdialog.cpp

   1 #include <iostream>
   2 #include "mytabreportdialog.h"
   3 #include "myrank.h"
   4
   5 #include <QPainter>
   6 #include <QPixmap>
   7 #include <QString>
   8 #include <QTextStream>
   9
  10 MyTabReportDialog::MyTabReportDialog(QWidget *parent)
  11     : QDialog(parent)
  12 {
  13     std::cout << "MyTabReportDialog::MyTabReportDialog()\n";
  14
  15     setupUi(this);
  16 }
  17
  18 MyTabReportDialog::~MyTabReportDialog()
  19 {
  20     std::cout << "MyTabReportDialog::~MyTabReportDialog()\n";
  21 }
  22
  23 void MyTabReportDialog::paintEvent(QPaintEvent *event)
  24 {
  25     std::cout << "MyTabReportDialog::paintEvent()\n";
  26
  27     //    QPainter painter(labelGraphics->pixmap());
  28     //    painter.drawPixmap(0, 0, m_pixmap);
  29     labelGraphics->setScaledContents(true);
  30     labelGraphics->setPixmap(m_piePixmap);
  31
  32     labelRank->setScaledContents(true);
  33     labelRank->setPixmap(m_rankPixmap);
  34 }
  35
  36 void MyTabReportDialog::resizeEvent(QResizeEvent *event)
  37 {
  38     std::cout << "MyTabReportDialog::resizeEvent()\n";
  39
  40     drawPixmaps();
  41 }
  42
  43 void MyTabReportDialog::drawMyPie(QPainter *painter)
  44 {
  45     std::cout << "MyTabReportDialog::drawMyPie()\n";
  46
  47     // Days remaining
  48     painter->setBrush(QBrush(Qt::red, Qt::SolidPattern));
  49     painter->drawPie(0, 0,
  50                      labelGraphics->size().width(),
  51                      labelGraphics->size().height(),
  52                      0,
  53                      ((float) m_daysLeft / m_totalDays) * 16 * 360);
  54
  55     // Days off
  56     painter->setBrush(QBrush(Qt::blue, Qt::SolidPattern));
  57     painter->drawPie(0, 0,
  58                      labelGraphics->size().width(),
  59                      labelGraphics->size().height(),
  60                      ((float) m_daysLeft / m_totalDays) * 16 * 360,
  61                      ((float) m_daysOff / m_totalDays) * 16 * 360);
  62
  63     // Days that have been served
  64     painter->setBrush(QBrush(Qt::green, Qt::SolidPattern));
  65     painter->drawPie(0, 0,
  66                      labelGraphics->size().width(),
  67                      labelGraphics->size().height(),
  68                      ((float) (m_daysLeft + m_daysOff) / m_totalDays) * 16 * 360,
  69                      ((float) (m_totalDays - m_daysLeft - m_daysOff) / m_totalDays) * 16 * 360);
  70 }
  71
  72 void MyTabReportDialog::drawMyLegend(QPainter *painter)
  73 {
  74     QString resultStr;
  75     float percentDaysServed;
  76     float percentDaysLeft;
  77     float percentDaysOff;
  78
  79     std::cout << "MyTabReportDialog::drawMyLabel\n";
  80
  81     // Calculate percentages
  82     percentDaysServed = 100.0 * (m_totalDays - m_daysLeft - m_daysOff) / m_totalDays;
  83     percentDaysLeft = 100.0 * m_daysLeft / m_totalDays;
  84     percentDaysOff = 100.0 * m_daysOff / m_totalDays;
  85
  86     // Print percentages into a string using a text stream
  87     QTextStream out(&resultStr);
  88     out.setRealNumberPrecision(3);
  89
  90     out << QString::fromUtf8("Υπηρετήθηκε = ") << percentDaysServed << "%\n";
  91     out << QString::fromUtf8("Και σήμερα = ") << percentDaysLeft << "%\n";
  92     out << QString::fromUtf8("Άδεια = ") << percentDaysOff << "%\n";
  93
  94     // Draw string
  95     painter->setPen(QPen(Qt::white));
  96     painter->drawText(QRect(0, 0, size().width(), size().height() / 2),
  97                       Qt::AlignCenter, resultStr);
  98 }
  99
 100 void MyTabReportDialog::drawMyRank(QPainter *painter)
 101 {
 102     unsigned int i;
 103
 104     std::cout << "MyTabReportDialog::drawMyRank()\n";
 105
 106     // Load rank image
 107     m_image = QImage(m_rank.getImageFileName());
 108     if (m_image.isNull()) {
 109         std::cout << "MyTabReportDialog::drawMyRank(): the loading of the image failed\n";
 110         // return;
 111     }
 112
 113     // Draw rank image
 114     painter->drawImage(QPoint((labelRank->size().width() - m_image.width()) / 2,
 115                               (labelRank->size().height() - m_image.height()) / 2),
 116                        m_image);
 117 }
 118
 119 void MyTabReportDialog::drawPixmaps(void)
 120 {
 121     // Create the pixmaps
 122     m_piePixmap = QPixmap(labelGraphics->size());
 123     m_rankPixmap = QPixmap(labelRank->size());
 124
 125     m_piePixmap.fill(this, 0, 0);
 126     m_rankPixmap.fill(this, 0, 0);
 127
 128     // Create a QPainter to draw on the pixmap
 129     QPainter piePainter(&m_piePixmap);
 130     QPainter rankPainter(&m_rankPixmap);
 131
 132     // Set the painter's pen and backround to be the same as the parent window
 133     piePainter.initFrom(this);
 134     rankPainter.initFrom(this);
 135
 136     // Enable antialiasing mode
 137     piePainter.setRenderHint(QPainter::Antialiasing, true);
 138     rankPainter.setRenderHint(QPainter::Antialiasing, true);
 139
 140     // Draw pie
 141     drawMyPie(&piePainter);
 142
 143     // Draw label
 144     drawMyLegend(&piePainter);
 145
 146     // Draw rank image
 147     drawMyRank(&rankPainter);
 148
 149     // This function won't invoke an immediate repaint,
 150     // instead it will schedule a paint event that will be processed,
 151     // whenever Qt returns to the main event loop.
 152     update();
 153 }
 154
 155 void MyTabReportDialog::setDaysLeft(unsigned int daysLeft)
 156 {
 157     m_daysLeft = daysLeft;
 158 }
 159
 160 void MyTabReportDialog::setDaysOff(unsigned int daysOff)
 161 {
 162     m_daysOff = daysOff;
 163 }
 164
 165 void MyTabReportDialog::setDaysTotal(unsigned int totalDays)
 166 {
 167     m_totalDays = totalDays;
 168 }
 169
 170 void MyTabReportDialog::setRank(MyRank rank)
 171 {
 172     m_rank = rank;
 173 }