Started restructuring how sigmodr is built and moving things into libraries

1 files changed, 98 insertions, 0 deletions

diff --git a/sigmodr/widgets/FractionWidget.cpp b/sigmodr/widgets/FractionWidget.cpp
new file mode 100644
index 00000000..a688b8e2
--- /dev/null
+++ b/sigmodr/widgets/FractionWidget.cpp
@@ -0,0 +1,98 @@
+/*
+ * Copyright 2008-2009 Ben Boeckel <MathStuf@gmail.com>
+ * 
+ * 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
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * 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 <http://www.gnu.org/licenses/>.
+ */
+
+// Header include
+#include "FractionWidget.h"
+
+Sigmodr::FractionWidget::FractionWidget(QWidget* parent, const Sigcore::Fraction& value) :
+        QWidget(parent),
+        m_behavior(Any),
+        m_value(value)
+{
+    setupUi(this);
+    connect(this, SIGNAL(valueChanged(Sigcore::Fraction)), SLOT(updateValue()));
+    connect(this, SIGNAL(valueChanged(Sigcore::Fraction)), SLOT(resetRanges()));
+    connect(this, SIGNAL(behaviorChanged(Behavior)), SLOT(resetRanges()));
+    resetRanges();
+}
+
+Sigmodr::FractionWidget::Behavior Sigmodr::FractionWidget::behavior() const
+{
+    return m_behavior;
+}
+
+Sigcore::Fraction Sigmodr::FractionWidget::value() const
+{
+    return m_value;
+}
+
+void Sigmodr::FractionWidget::setBehavior(const Behavior behavior)
+{
+    m_behavior = behavior;
+    emit(behaviorChanged(m_behavior));
+}
+
+void Sigmodr::FractionWidget::setValue(const Sigcore::Fraction& value)
+{
+    if (!varValue->text().isEmpty() && (m_value == value))
+        return;
+    m_value = value;
+    emit(valueChanged(m_value));
+}
+
+void Sigmodr::FractionWidget::updateValue()
+{
+    varValue->setText(QString::number(double(m_value), 'g', 7));
+}
+
+void Sigmodr::FractionWidget::on_varNumerator_valueChanged(const int numerator)
+{
+    m_value.setNumerator(numerator);
+    emit(valueChanged(m_value));
+}
+
+void Sigmodr::FractionWidget::on_varDenominator_valueChanged(const int denominator)
+{
+    m_value.setDenominator(denominator);
+    emit(valueChanged(m_value));
+}
+
+void Sigmodr::FractionWidget::resetRanges()
+{
+    varNumerator->setValue(m_value.numerator());
+    varDenominator->setValue(m_value.denominator());
+    int numMin = 0;
+    int numMax = INT_MAX;
+    int denomMin = 1;
+    int denomMax = INT_MAX;
+    switch (m_behavior)
+    {
+        case NonZero:
+            numMin = 1;
+        case Proper:
+            numMax = m_value.denominator();
+            break;
+        case Improper:
+            denomMax = m_value.numerator();
+        case AnyButZero:
+            numMin = 1;
+        default:
+            break;
+    }
+    varNumerator->setRange(numMin, numMax);
+    varDenominator->setRange(denomMin, denomMax);
+}