update to the new UpdateLcdDisplay format

2 files changed, 8 insertions, 4 deletions

diff --git a/metawatch/metawatch.cpp b/metawatch/metawatch.cpp
index 5853d10..f9979ed 100644
--- a/metawatch/metawatch.cpp
+++ b/metawatch/metawatch.cpp
@@ -513,10 +513,14 @@ void MetaWatch::configureLcdIdleSystemArea(bool entireScreen)
 	send(msg);
 }
 
-void MetaWatch::updateLcdDisplay(Mode mode, bool copy)
+void MetaWatch::updateLcdDisplay(Mode mode, int startRow, int numRows)
 {
-	Message msg(UpdateLcdDisplay, QByteArray(),
-				(copy ? 0x10 : 0) | (mode & 0xF));
+	Message msg(UpdateLcdDisplay, QByteArray(), mode & 0x3);
+	if (startRow != 0 || numRows != 0) {
+		msg.data = QByteArray(2, 0);
+		msg.data[0] = startRow;
+		msg.data[1] = numRows;
+	}
 	send(msg);
 }
 
diff --git a/metawatch/metawatch.h b/metawatch/metawatch.h
index 719ec94..5401319 100644
--- a/metawatch/metawatch.h
+++ b/metawatch/metawatch.h
@@ -227,7 +227,7 @@ protected:
 	void updateLcdLines(Mode mode, const QImage& image, int lineA, int lineB);
 	void updateLcdLines(Mode mode, const QImage& image, const QVector<bool>& lines);
 	void configureLcdIdleSystemArea(bool entireScreen);
-	void updateLcdDisplay(Mode mode, bool copy = true);
+	void updateLcdDisplay(Mode mode, int startRow = 0, int numRows = 0);
 	void loadLcdTemplate(Mode mode, int templ);
 	void enableButton(Mode mode, Button button, ButtonPress press);
 	void disableButton(Mode mode, Button button, ButtonPress press);