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import QtQuick 2.0
Item {
id: rotary
width: 23
height: 23
property string pid
property real value: myEffect.value(pid)
function updateValues() {
value = myEffect.value(pid)
}
onValueChanged: {
knob.rotation = value * 270 - 45
screen.valueChanged(pid, value)
}
Rectangle {
id: knob
smooth: true
x: 0
y: 11.5 - 2
color: "#3f3f3f"
width: 11.5
height: 4
transformOrigin: Item.Right
}
MouseArea {
id: mouseArea
anchors.fill: parent
property double xOrg
property double yOrg
onPressed: {
xOrg = mouse.x
yOrg = mouse.y
}
onPositionChanged: {
var dx = mouse.x - xOrg
var dy = mouse.y - yOrg
if (dy > 0 && dy > dx)
dx = dy;
else if (dy < 0 && dy < dx)
dx = dy;
var v = rotary.value
v = v - dx * .01;
if (v < 0)
v = 0
else if (v > 1.0)
v = 1.0
rotary.value = v
xOrg = mouse.x
yOrg = mouse.y
}
onWheel: {
var v = rotary.value
v = v - wheel.angleDelta.y * .0005;
if (v < 0)
v = 0
else if (v > 1.0)
v = 1.0
rotary.value = v
}
}
}
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