Files
giesCANne/scriptcontainer.cpp
T

140 lines
4.0 KiB
C++

#include "scriptcontainer.h"
#include <QJSValueIterator>
#include <QDebug>
ScriptContainer::ScriptContainer()
{
fileName = QString();
filePath = QString();
scriptText = QString();
connect(&timer, SIGNAL(timeout()), this, SLOT(tick()));
}
void ScriptContainer::compileScript()
{
QJSValue result = scriptEngine.evaluate(scriptText, fileName);
if (result.isError() && errorWidget)
{
errorWidget->clear();
errorWidget->addItem("SCRIPT EXCEPTION!");
errorWidget->addItem("Line: " + result.property("lineNumber").toString());
errorWidget->addItem(result.property("message").toString());
errorWidget->addItem("Stack:");
errorWidget->addItem(result.property("stack").toString());
}
else
{
compiledScript = result;
QJSValue hostObj = scriptEngine.newQObject(this);
scriptEngine.globalObject().setProperty("host", hostObj);
setupFunction = scriptEngine.globalObject().property("setup");
gotFrameFunction = scriptEngine.globalObject().property("gotFrame");
tickFunction = scriptEngine.globalObject().property("tick");
if (setupFunction.isCallable())
{
qDebug() << "setup exists";
QJSValue res = setupFunction.call();
if (res.isError())
{
errorWidget->addItem("Error in setup function on line " + res.property("lineNumber").toString());
errorWidget->addItem(res.property("message").toString());
}
}
if (gotFrameFunction.isCallable()) qDebug() << "gotFrame exists";
if (tickFunction.isCallable()) qDebug() << "tick exists";
}
}
void ScriptContainer::setErrorWidget(QListWidget *list)
{
errorWidget = list;
}
void ScriptContainer::setFilter(QJSValue id, QJSValue mask, QJSValue bus)
{
uint32_t idVal = id.toUInt();
uint32_t maskVal = mask.toUInt();
int busVal = bus.toInt();
qDebug() << "Called set filter";
qDebug() << idVal << "*" << maskVal << "*" << busVal;
CANFilter filter;
filter.setFilter(idVal, maskVal, busVal);
filters.append(filter);
}
void ScriptContainer::setTickInterval(QJSValue interval)
{
int intervalValue = interval.toInt();
qDebug() << "called set tick interval with value " << intervalValue;
if (intervalValue > 0)
{
timer.setInterval(intervalValue);
timer.start();
}
else timer.stop();
}
void ScriptContainer::clearFilters()
{
qDebug() << "Called clear filters";
filters.clear();
}
void ScriptContainer::sendFrame(QJSValue bus, QJSValue id, QJSValue length, QJSValue data)
{
CANFrame frame;
frame.extended = false;
frame.ID = id.toInt();
frame.len = length.toInt();
if (frame.len < 0) frame.len = 0;
if (frame.len > 8) frame.len = 8;
for (int i = 0; i < frame.len; i++)
{
frame.data[i] = (uint8_t)data.property(0).toInt();
}
frame.bus = bus.toInt();
if (frame.bus < 0) frame.bus = 0;
if (frame.bus > 1) frame.bus = 1;
if (frame.ID > 0x7FF) frame.extended = true;
emit sendCANFrame(&frame, frame.bus);
}
void ScriptContainer::gotFrame(const CANFrame &frame)
{
if (!gotFrameFunction.isCallable()) return; //nothing to do if we can't even call the function
for (int i = 0; i < filters.length(); i++)
{
if (filters[i].checkFilter(frame.ID, frame.bus))
{
QJSValueList args;
args << frame.bus << frame.ID << frame.len << frame.data;
gotFrameFunction.call(args);
return; //as soon as one filter matches we jump out
}
}
}
void ScriptContainer::tick()
{
if (tickFunction.isCallable())
{
qDebug() << "Calling tick function";
QJSValue res = tickFunction.call();
if (res.isError())
{
errorWidget->addItem("Error in tick function on line " + res.property("lineNumber").toString());
errorWidget->addItem(res.property("message").toString());
}
}
}