BusyLoader.qml


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import QtQuick 2.12
import QtQuick.Controls 2.12

BusyIndicator {
	id: spinning

	contentItem: Item {
		implicitWidth: 64
		implicitHeight: 64

		Item {
			id: loader
			x: parent.width / 2 - 32
			y: parent.height / 2 - 32
			width: 64
			height: 64
			opacity: control.running ? 1 : 0

			Behavior on opacity {
				OpacityAnimator {
					duration: 250
				}
			}

			RotationAnimator {
				target: item
				running: control.visible && control.running
				from: 0
				to: 360
				loops: Animation.Infinite
				duration: 1250
			}

			Repeater {
				id: repeater
				model: 6

				Rectangle {
					x: item.width / 2 - width / 2
					y: item.height / 2 - height / 2
					implicitWidth: 10
					implicitHeight: 10
					radius: 5
					color: "#0555a1"
					transform: [
						Translate {
							y: -Math.min(item.width, item.height) * 0.5 + 5
						},
						Rotation {
							angle: index / repeater.count * 360
							origin.x: 5
							origin.y: 5
						}
					]
				}
			}
		}
	}
}