pid tuning: add mouse wheel zooming

4 years ago · 4adc57a518
1 changed files with 7 additions and 0 deletions
--- a/src/QmlControls/PIDTuning.qml
+++ b/src/QmlControls/PIDTuning.qml
@ -254,6 +254,13 @@ RowLayout {
				@@ -254,6 +254,13 @@ RowLayout {
                    var next = chart.mapToValue(Qt.point(mouse.x+1, mouse.y+1))
                    _scaling = next.x - start.x
                }
+                onWheel: {
+                    if (wheel.angleDelta.y > 0)
+                        chartDisplaySec /= 1.2
+                    else
+                        chartDisplaySec *= 1.2
+                    _xAxis.min = _xAxis.max - chartDisplaySec
+                }
                onPositionChanged: {
                    if(_startPoint != undefined) {
                        dataTimer.running = false