Changeset f1fb54b9f7 in tspsg for src

Timestamp:

Jan 7, 2010, 2:24:18 AM (14 years ago)

Author:

Oleksii Serdiuk

Branches:

0.1.3.145-beta1-symbian, 0.1.4.170-beta2-bb10, appveyor, imgbot, master, readme

Children:

946f442ab0

Parents:

4ccf855df8

Message:

+ Added the ability to generate fractional random numbers.
+ Added "Scroll to the end of solution output after solving" option.

• Set the accuracy for fractional numbers on output to 2 decimail places.
• Updated translations to reflect changes.

Location:

src

Files:

• globals.h (modified) (3 diffs)
• mainwindow.cpp (modified) (5 diffs)
• settingsdialog.cpp (modified) (6 diffs)
• tspmodel.cpp (modified) (1 diff)
• tspmodel.h (modified) (1 diff)

src/globals.h

@@ -46 +46 @@
 //! Default number of cities
 #define DEF_NUM_CITIES 5
+//! Default value for generating fractional random values
+#define DEF_FRACTIONAL_RANDOM false
 //! Default value for showing or not solution step matrices
 #define DEF_SHOW_MATRIX true
@@ -52 +54 @@
 //! Default maximum number of cities to show solution step matrices
 #define DEF_SHOW_MATRIX_CITY_LIMIT 15
+//! Default for scrolling to the end of output after solving
+#define DEF_SCROLL_TO_END true
 //! Default font name
 #define DEF_FONT_FAMILY "Courier New"
@@ -108 +112 @@
 #define INFSTR "---"
 
+// FUNCTIONS
+/*!
+ * \brief Checks whether \a x contains an integer value
+ * \param x A value to check
+ * \return \c true if \a x countains an integer, oherwise \c false
+ */
+inline bool isInteger(double x)
+{
+double i;
+        return (modf(x, &i) == 0.0);
+}
+
 // Sanity checks
 // Check that default number of cities is sane (<= MAX_NUM_CITIES)

src/mainwindow.cpp

@@ -450 +450 @@
                 output.append("<p>" + trUtf8("Resulting path:") + "</p>");
         output.append("<p>&nbsp;&nbsp;" + solver.getSortedPath() + "</p>");
-        output.append("<p>" + trUtf8("The price is <b>%n</b> unit(s).", "", step->price) + "</p>");
+        if (isInteger(step->price))
+                output.append("<p>" + trUtf8("The price is <b>%n</b> unit(s).", "", step->price) + "</p>");
+        else
+                output.append("<p>" + trUtf8("The price is <b>%1</b> units.").arg(step->price, 0, 'f', 2) + "</p>");
         if (!solver.isOptimal()) {
                 output.append("<p>&nbsp;</p>");
@@ -460 +463 @@
         solutionText->setDocumentTitle(trUtf8("Solution of Variant #%1 task").arg(spinVariant->value()));
 
-        // Scrolling to the end of text.
-        solutionText->moveCursor(QTextCursor::End);
+        if (settings->value("Output/ScrollToEnd", DEF_SCROLL_TO_END).toBool()) {
+                // Scrolling to the end of text.
+                solutionText->moveCursor(QTextCursor::End);
+        }
 
         toggleSolutionActions();
@@ -655 +660 @@
                                 line += "<td align=\"center\">"INFSTR"</td>";
                         else
-                                line += "<td align=\"center\">" + QVariant(matrix.at(r).at(c)).toString() + "</td>";
+                                line += isInteger(matrix.at(r).at(c)) ? QString("<td align=\"center\">%1</td>").arg(matrix.at(r).at(c)) : QString("<td align=\"center\">%1</td>").arg(matrix.at(r).at(c), 0, 'f', 2);
                 }
                 line += "</tr>";
@@ -674 +679 @@
                                 line += "<td align=\"center\">"INFSTR"</td>";
                         else if ((r == step.candidate.nRow) && (c == step.candidate.nCol))
-                                line += "<td align=\"center\" class=\"selected\">" + QVariant(step.matrix.at(r).at(c)).toString() + "</td>";
+                                line += isInteger(step.matrix.at(r).at(c)) ? QString("<td align=\"center\" class=\"selected\">%1</td>").arg(step.matrix.at(r).at(c)) : QString("<td align=\"center\" class=\"selected\">%1</td>").arg(step.matrix.at(r).at(c), 0, 'f', 2);
                         else {
 SCandidate cand;
@@ -680 +685 @@
                                 cand.nCol = c;
                                 if (step.alts.contains(cand))
-                                        line += "<td align=\"center\" class=\"alternate\">" + QVariant(step.matrix.at(r).at(c)).toString() + "</td>";
+                                        line += isInteger(step.matrix.at(r).at(c)) ? QString("<td align=\"center\" class=\"alternate\">%1</td>").arg(step.matrix.at(r).at(c)) : QString("<td align=\"center\" class=\"alternate\">%1</td>").arg(step.matrix.at(r).at(c), 0, 'f', 2);
                                 else
-                                        line += "<td align=\"center\">" + QVariant(step.matrix.at(r).at(c)).toString() + "</td>";
+                                        line += isInteger(step.matrix.at(r).at(c)) ? QString("<td align=\"center\">%1</td>").arg(step.matrix.at(r).at(c)) : QString("<td align=\"center\">%1</td>").arg(step.matrix.at(r).at(c), 0, 'f', 2);
                         }
                 }

src/settingsdialog.cpp

@@ -63 +63 @@
         vbox2->addWidget(groupOutputSettings);
         vbox2->addStretch();
+        vbox2->addWidget(cbFractionalRandom);
         vbox2->addWidget(cbShowMatrix);
         vbox2->addLayout(layoutCitiesLimit);
+        vbox2->addWidget(cbScrollToEnd);
         vbox2->addWidget(cbAutosize);
 
@@ -150 +152 @@
         vbox2->addStretch();
         vbox2->addLayout(hbox2);
+        vbox2->addWidget(cbFractionalRandom);
         vbox2->addWidget(cbShowMatrix);
         vbox2->addLayout(layoutCitiesLimit);
+        vbox2->addWidget(cbScrollToEnd);
         vbox2->addWidget(cbAutosize);
         vbox2->addWidget(cbSaveState);
@@ -188 +192 @@
         spinRandMax->setMaximum(MAX_RAND_VALUE);
         spinRandMax->setValue(settings->value("MaxCost",DEF_RAND_MAX).toInt());
+        cbFractionalRandom->setChecked(settings->value("FractionalRandom", DEF_FRACTIONAL_RANDOM).toBool());
         cbAutosize->setChecked(settings->value("Autosize",true).toBool());
 #ifndef Q_OS_WINCE
@@ -200 +205 @@
         spinCitiesLimit->setValue(settings->value("ShowMatrixCitiesLimit", DEF_SHOW_MATRIX_CITY_LIMIT).toInt());
         spinCitiesLimit->setMaximum(MAX_NUM_CITIES);
+        cbScrollToEnd->setChecked(settings->value("ScrollToEnd", DEF_SCROLL_TO_END).toBool());
 
         font = settings->value("Font",QFont(DEF_FONT_FAMILY,DEF_FONT_SIZE)).value<QFont>();
@@ -236 +242 @@
         settings->setValue("MinCost", spinRandMin->value());
         settings->setValue("MaxCost", spinRandMax->value());
+        settings->setValue("FractionalRandom", cbFractionalRandom->isChecked());
 
         settings->beginGroup("Output");
@@ -242 +249 @@
         if (cbCitiesLimit->isChecked())
                 settings->setValue("ShowMatrixCitiesLimit", spinCitiesLimit->value());
+        settings->setValue("ScrollToEnd", cbScrollToEnd->isChecked());
         if (newFont)
                 settings->setValue("Font", font);

src/tspmodel.cpp

@@ -466 +466 @@
 }
 
-inline int CTSPModel::rand(int min, int max) const
-{
-        return min + (int)floor(((double)qrand() / RAND_MAX) * (max + 1 - min));
-}
+inline double CTSPModel::rand(int min, int max) const
+{
+double r;
+        if (settings->value("FractionalRandom", DEF_FRACTIONAL_RANDOM).toBool())
+                r = (double)qRound((double)qrand() / RAND_MAX * (max - min) * 100) / 100;
+        else
+                r = qRound((double)qrand() / RAND_MAX * (max - min));
+        return min + r;
+}

src/tspmodel.h

@@ -69 +69 @@
         bool loadTSPT(QDataStream *);
         bool loadZKT(QDataStream *);
-        int rand(int, int) const;
+        double rand(int, int) const;
 };