intermediate checkin

src/main.cpp

@@ -1,5 +1,7 @@
 #include "mainwindow.h"
 #include "settings.h"
+#include "turnstile.h"
+
 #include "precompiled.h"
 
 int main(int argc, char *argv[])
@@ -16,6 +18,8 @@ int main(int argc, char *argv[])
         qApp->setFont(QFont("Ubuntu", 11, QFont::Normal, false));
     #endif
 
+	std::srand(std::time(nullptr));
+
 	QCoreApplication::setOrganizationName("zec-qt-wallet-org");
 	QCoreApplication::setApplicationName("zec-qt-wallet");
 
@@ -24,6 +28,10 @@ int main(int argc, char *argv[])
     MainWindow w;
     w.setWindowTitle("zec-qt-wallet v" + QString(APP_VERSION));
     w.show();
+
+	// Temp
+	Turnstile t;
+	qDebug() << t.splitAmount(1245.2294371, 3);
     
     return QApplication::exec();
 }

src/precompiled.h

@@ -2,6 +2,8 @@
 /* Add C++ includes here */
 
 #include <iostream>
+#include <cstdlib>
+#include <ctime>
 
 #include <QApplication>
 #include <QFontDatabase>

src/turnstile.cpp

@@ -0,0 +1,37 @@
+#include "precompiled.h"
+#include "turnstile.h"
+
+
+Turnstile::Turnstile() {
+}
+
+
+Turnstile::~Turnstile() {
+}
+
+QList<QString> Turnstile::splitAmount(double amount, int parts) {
+	QList<QString> amounts;
+	fillAmounts(amounts, amount, parts);
+
+	// Ensure they all add up!
+	double sumofparts = 0;
+	for (auto a : amounts) {
+		sumofparts += a.toDouble();
+	}
+
+	Q_ASSERT(sumofparts == amount);
+	return amounts;
+}
+
+void Turnstile::fillAmounts(QList<QString>& amounts, double amount, int count) {
+	if (count == 1 || amount < 1) {
+		amounts.push_back(QString::number(amount, 'g', 8));
+		return;
+	}
+
+	// Get a random amount off the amount and call recursively.
+	auto curAmount = std::rand() % (int)std::floor(amount);
+	amounts.push_back(QString::number(curAmount, 'g', 8));
+
+	fillAmounts(amounts, amount - curAmount, count - 1);
+}

src/turnstile.h

@@ -0,0 +1,11 @@
+#pragma once
+class Turnstile
+{
+public:
+	Turnstile();
+	~Turnstile();
+
+	QList<QString> Turnstile::splitAmount(double amount, int parts);
+	void		   fillAmounts(QList<QString>& amounts, double amount, int count);
+};
+

zec-qt-wallet.pro

@@ -50,6 +50,7 @@ SOURCES += \
     src/sendtab.cpp \
     src/senttxstore.cpp \
     src/txtablemodel.cpp \
+	src/turnstile.cpp \
     src/utils.cpp
 
 HEADERS += \
@@ -65,6 +66,7 @@ HEADERS += \
     src/settings.h \
     src/txtablemodel.h \
     src/senttxstore.h \
+	src/turnstile.h \
     src/utils.h
 
 FORMS += \