File indexing completed on 2024-04-21 03:51:09 

0001 /*
0002     SPDX-FileCopyrightText: 2014 Andreas Xavier <andxav at zoho dot com>
0003     SPDX-FileCopyrightText: 2014 Inge Wallin <inge@lysator.liu.se>
0004     SPDX-License-Identifier: GPL-3.0-only OR LicenseRef-KDE-Accepted-GPL
0005 */
0006 
0007 // Own
0008 #include "statisticslegendwidget.h"
0009 
0010 // Qt
0011 #include <QDebug>
0012 #include <QPainter> ///
0013 
0014 // KDE
0015 #include <KLocalizedString>
0016 
0017 // Parley
0018 #include "utils.h"
0019 #include <KEduVocExpression>
0020 
0021 StatisticsLegendWidget::StatisticsLegendWidget(QWidget *parent)
0022     : QWidget(parent)
0023 {
0024     ConfidenceColors colors(ConfidenceColors::ProgressiveColorScheme);
0025 
0026     QString tooltip;
0027     tooltip += "<table><tr><td>" + i18n("Progress gradients") + "</td><td bgcolor=\"" + colors.longTermColors[KV_MAX_GRADE].name()
0028         + "\"><nobr>    </nobr></td></tr>" + "<tr><td>" + i18n("Early progress") + "</td><td bgcolor=\"" + colors.initialTermColor.name()
0029         + "\"><nobr>    </nobr></td></tr>" + "<tr><td>" + i18n("Not Practiced") + "</td><td bgcolor=\"" + colors.longTermColors[0].name()
0030         + "\"><nobr>    </nobr></td></tr>" + "<tr><td>" + i18n("Invalid Entries") + "</td><td bgcolor=\"" + colors.invalidColor.name()
0031         + "\" width=\"15%\"><nobr>    </nobr></td></tr></table>";
0032     setToolTip(tooltip);
0033 }
0034 
0035 void StatisticsLegendWidget::paintEvent(QPaintEvent *)
0036 {
0037     const int legendWidth = 320;
0038     const int legendHeight = 30;
0039     const int legendOffsetY = 10;
0040     const int legendOffsetX = (width() / 2) - (legendWidth / 2);
0041     const int extraRoomInRectSize = 10;
0042     const int horizontalDistanceFromLegend = 10;
0043 
0044     QPainter painter(this);
0045 
0046     QString leftString = i18nc("adjective, The word has been properly and fully learned by the user", "Fully learned");
0047     QString rightString = i18nc("adjective, The word has not even been practiced once by the user", "Not practiced");
0048     QFontMetrics fontMetrics(painter.font());
0049 
0050     // Calculate the size and position of the rectangle that will contain the
0051     // string on the left side of the legend.
0052     QRect leftRect = fontMetrics.boundingRect(leftString);
0053     leftRect.setWidth(leftRect.width() + extraRoomInRectSize);
0054     leftRect.setHeight(leftRect.height() + extraRoomInRectSize);
0055     leftRect.moveBottomRight(QPoint(legendOffsetX - horizontalDistanceFromLegend, legendOffsetY + legendHeight));
0056 
0057     // Calculate the size and position of the rectangle that will contain the
0058     // string on the right side of the legend.
0059     QRect rightRect = fontMetrics.boundingRect(rightString);
0060     rightRect.setWidth(rightRect.width() + extraRoomInRectSize);
0061     rightRect.setHeight(rightRect.height() + extraRoomInRectSize);
0062     rightRect.moveBottomLeft(QPoint(legendOffsetX + legendWidth + horizontalDistanceFromLegend, legendOffsetY + legendHeight));
0063 
0064     // Draw the legend color bar.
0065     QRect rect(x() + legendOffsetX, legendOffsetY, legendWidth, legendHeight);
0066     WordCount wordCount;
0067     for (int i = 0; i <= KV_MAX_GRADE; ++i) {
0068         wordCount.grades[i] = 1;
0069     }
0070     wordCount.invalid = 1;
0071     wordCount.initialWords = 1;
0072     wordCount.totalWords = 10;
0073 
0074     ConfidenceColors colors(ConfidenceColors::ProgressiveColorScheme);
0075     paintColorBar(painter, rect, wordCount, colors);
0076 
0077     // Draw the legend texts
0078     painter.setPen(QPalette().color(QPalette::WindowText));
0079     painter.drawText(leftRect, Qt::AlignRight | Qt::AlignVCenter, leftString);
0080     painter.drawText(rightRect, Qt::AlignLeft | Qt::AlignVCenter, rightString);
0081 }
0082 
0083 #include "moc_statisticslegendwidget.cpp"