use stf speed to compute time between stroke points in txyf export

1 files changed, 3 insertions, 12 deletions

diff --git a/stfexporter.cc b/stfexporter.cc
index fcd7194..1503ae4 100644
--- a/stfexporter.cc
+++ b/stfexporter.cc
@@ -26,14 +26,12 @@
 
 class StfToTXYP : public StfReader::StrokeHandler {
 	QTextStream _out;
-	QPoint _lastP;
-	int _lastForce;
 	qint64 _startTime;
 	bool _relativeTime;
 
 public:
 	StfToTXYP(QIODevice *out, bool relativeTime)
-	    : _out(out), _lastP(), _lastForce(0), _startTime(0), _relativeTime(relativeTime) {
+	    : _out(out), _startTime(0), _relativeTime(relativeTime) {
 		_out << "T\tX\tY\tP\n";
 	}
 
@@ -42,24 +40,17 @@ public:
 			_startTime = time;
 		}
 		_out << (time - _startTime) << '\t' << p.x() << '\t' << p.y() << '\t' << force << '\n';
-		_lastP = p;
-		_lastForce = force;
 		return true;
 	}
 
 	bool strokePoint(const QPoint& p, int force, qint64 time) {
 		_out << (time - _startTime) << '\t' << p.x() << '\t' << p.y() << '\t' << force << '\n';
-		_lastP = p;
-		_lastForce = force;
 		return true;
 	}
 
 	bool endStroke(qint64 time) {
-		// Ensure there is a entry with force=0, in case the pen didn't provide it
-		if (_lastForce != 0) {
-			_out << (time - _startTime) << '\t' << _lastP.x() << '\t' << _lastP.y() << '\t' << 0 << '\n';
-			_lastForce = 0;
-		}
+		// Force == 0 is used to detect strokes
+		Q_UNUSED(time);
 		return true;
 	}
 };