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import Qt 4.7
import Qt.labs.gestures 2.0

Rectangle {
    width: 848
    height: 480
    id: dashboard

    Image{
        source: "images/bg.png"
        x:{rowWidgetContainer.x/2}
    }

    property int spacing: 44

    Item{
        id: rowWidgetContainer
        y:32
        width: 300
        height: parent.height - y

        Item { // Just for spacing
            id:leftMargin
            anchors.left: parent.left
            width:spacing
        }

        ColumnOne {
            id: firstRow
            anchors.left: leftMargin.right
            reparentWidget: dashboard
            topLevel: dashboard
        }

        ColumnTwo {
            id: secondRow
            anchors.left : firstRow.right
            reparentWidget: dashboard
            anchors.leftMargin: spacing
            topLevel: dashboard
        }

        ColumnThree {
            id: thirdRow
            anchors.left : secondRow.right
            anchors.leftMargin: spacing
            reparentWidget: dashboard
            topLevel: dashboard

        }

        ColumnFour {
            id: fourthRow
            anchors.left : thirdRow.right
            reparentWidget: dashboard
            anchors.leftMargin: spacing
            topLevel: dashboard
        }

        ColumnThree {
            id: fifthRow
            anchors.left : fourthRow.right
            anchors.leftMargin: spacing
            reparentWidget: dashboard
            topLevel: dashboard

        }

        ColumnFour {
            id: sixthRow
            anchors.left : fifthRow.right
            anchors.leftMargin: spacing
            reparentWidget: dashboard
            topLevel: dashboard
        }

        Item { // Just for spacing
            anchors.left: sixthRow.right
            width:spacing
        }

        property int maxX : (dashboard.width < rowWidgetContainer.childrenRect.width) ? 0 :
                (dashboard.width - rowWidgetContainer.childrenRect.width)
        property int minX : (dashboard.width < rowWidgetContainer.childrenRect.width) ?
                -(rowWidgetContainer.childrenRect.width - dashboard.width) : 0
    }

    GestureArea {
        anchors.fill: dashboard

        Pan {
            when: Math.abs(gesture.delta.y) < Math.abs(gesture.delta.x)
            onUpdated: {
                rowWidgetContainer.pos.x = rowWidgetContainer.pos.x + gesture.delta.x;

                if (rowWidgetContainer.pos.x > rowWidgetContainer.maxX) {
                    rowWidgetContainer.pos.x = rowWidgetContainer.maxX;
                }
                else if (rowWidgetContainer.pos.x < rowWidgetContainer.minX) {
                    rowWidgetContainer.pos.x = rowWidgetContainer.minX;
                }
            }
        }
    }
}