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import Qt 4.7

import "Core"

import "Core/screenorientation.js" as ScreenOrientation

Rectangle {

    id: window

    width: 360  

    height: 640

    color: "white"

    Rectangle {

        id: main

        clip: true

        property variant selectedOrientation: Orientation.UnknownOrientation

        property variant activeOrientation: selectedOrientation == Orientation.UnknownOrientation ? runtime.orientation : selectedOrientation

        state: "orientation " + activeOrientation

        property bool inPortrait: (activeOrientation == Orientation.Portrait || activeOrientation == Orientation.PortraitInverted);

        // rotation correction for landscape devices like N900

        property bool landscapeWindow: window.width > window.height 

        property variant rotationDelta: landscapeWindow ? -90 : 0

        rotation: rotationDelta

        // initial state is portrait

        property real baseWidth: landscapeWindow ? window.height-10 : window.width-10

        property real baseHeight: landscapeWindow ? window.width-10 : window.height-10

        width: baseWidth

        height: baseHeight

        anchors.centerIn: parent

        color: "black"

        gradient: Gradient {

            GradientStop { position: 0.0; color: Qt.rgba(0.5,0.5,0.5,0.5) }

            GradientStop { position: 0.8; color: "black" }

            GradientStop { position: 1.0; color: "black" }

        }

        Item {

            id: bubbles

            property bool rising: false

            anchors.fill: parent

            property variant gravityPoint: ScreenOrientation.calculateGravityPoint(main.activeOrientation, runtime.orientation)

            Repeater {

                model: 24

                Bubble {

                    rising: bubbles.rising

                    verticalRise: ScreenOrientation.parallel(main.activeOrientation, runtime.orientation)

                    xAttractor: parent.gravityPoint.x

                    yAttractor: parent.gravityPoint.y

                }

            }

            Component.onCompleted: bubbles.rising = true;

        }

        Column {

            width: centeredText.width

            anchors.verticalCenter: parent.verticalCenter

            anchors.horizontalCenter: parent.horizontalCenter 

            anchors.verticalCenterOffset: 30

            Text {

                text: "Orientation"

                color: "white"

                font.pixelSize: 22

                anchors.horizontalCenter: parent.horizontalCenter

            }

            Text {

                id: centeredText

                text: ScreenOrientation.printOrientation(main.activeOrientation)

                color: "white"

                font.pixelSize: 40

                anchors.horizontalCenter: parent.horizontalCenter

            }

            Text {

                text: "sensor: " + ScreenOrientation.printOrientation(runtime.orientation)

                color: "white"

                font.pixelSize: 14

                anchors.horizontalCenter: parent.horizontalCenter

            }

        }

        Flow {

            anchors.top: parent.top

            anchors.left: parent.left

            anchors.right: parent.right

            anchors.margins: 10

            spacing: 4

            Button {

                width: main.inPortrait ? (parent.width-4)/2 : (parent.width-8)/3

                text: "Portrait"

                onClicked: main.selectedOrientation = Orientation.Portrait

                toggled: main.selectedOrientation == Orientation.Portrait

            }

            Button {

                width: main.inPortrait ? (parent.width-4)/2 : (parent.width-8)/3

                text: "Portrait inverted"

                onClicked: main.selectedOrientation = Orientation.PortraitInverted

                toggled: main.selectedOrientation == Orientation.PortraitInverted

            }

            Button {

                width: main.inPortrait ? (parent.width-4)/2 : (parent.width-8)/3

                text: "Landscape"

                onClicked: main.selectedOrientation = Orientation.Landscape

                toggled: main.selectedOrientation == Orientation.Landscape

            }

            Button {

                width: main.inPortrait ? (parent.width-4)/2 : (parent.width-8)/3

                text: "Landscape inverted"

                onClicked: main.selectedOrientation = Orientation.LandscapeInverted

                toggled: main.selectedOrientation == Orientation.LandscapeInverted

            }

            Button {

                width: main.inPortrait ? parent.width : 2*(parent.width-2)/3

                text: "From runtime.orientation"

                onClicked: main.selectedOrientation = Orientation.UnknownOrientation

                toggled: main.selectedOrientation == Orientation.UnknownOrientation

            }

        }

        states: [

            State {

                name: "orientation " + Orientation.Landscape

                PropertyChanges { 

                    target: main

                    rotation: ScreenOrientation.getAngle(Orientation.Landscape)+rotationDelta

                    width: baseHeight

                    height: baseWidth

                }

            },

            State {

                name: "orientation " + Orientation.PortraitInverted

                PropertyChanges { 

                    target: main

                    rotation: ScreenOrientation.getAngle(Orientation.PortraitInverted)+rotationDelta

                    width: baseWidth

                    height: baseHeight

                }

            },

            State {

                name: "orientation " + Orientation.LandscapeInverted

                PropertyChanges { 

                    target: main

                    rotation: ScreenOrientation.getAngle(Orientation.LandscapeInverted)+rotationDelta

                    width: baseHeight

                    height: baseWidth

                }

            }

        ]

        transitions: Transition {

            ParallelAnimation {

                RotationAnimation { 

                    direction: RotationAnimation.Shortest

                    duration: 300

                    easing.type: Easing.InOutQuint 

                }

                NumberAnimation { 

                    properties: "x,y,width,height"

                    duration: 300

                    easing.type: Easing.InOutQuint 

                }

            }

        }

    }

}