//
//  CheckBox.qml
//
//  Created by David Rowe on 26 Feb 2016
//  Copyright 2016 High Fidelity, Inc.
//
//  Distributed under the Apache License, Version 2.0.
//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
//

import QtQuick 2.2
import QtQuick.Controls 2.2 as Original

import "../styles-uit"

import TabletScriptingInterface 1.0

Original.CheckBox {
    id: checkBox

    property int colorScheme: hifi.colorSchemes.light
    property string color: hifi.colors.lightGrayText
    readonly property bool isLightColorScheme: colorScheme == hifi.colorSchemes.light
    property bool isRedCheck: false
    property int boxSize: 14
    property int boxRadius: 3
    property bool wrap: true;
    readonly property int checkSize: Math.max(boxSize - 8, 10)
    readonly property int checkRadius: 2
    focusPolicy: Qt.ClickFocus
    hoverEnabled: true

    onClicked: {
        Tablet.playSound(TabletEnums.ButtonClick);
    }

    onHoveredChanged: {
        if (hovered) {
            Tablet.playSound(TabletEnums.ButtonHover);
        }
    }


    indicator: Rectangle {
        id: box
            implicitWidth: boxSize
            implicitHeight: boxSize
        radius: boxRadius
        y: parent.height / 2 - height / 2
        border.width: 1
        border.color: pressed || hovered
                      ? hifi.colors.checkboxCheckedBorder
                      : (checkBox.isLightColorScheme ? hifi.colors.checkboxLightFinish : hifi.colors.checkboxDarkFinish)

        gradient: Gradient {
            GradientStop {
                position: 0.2
                color: pressed || hovered
                       ? (checkBox.isLightColorScheme ? hifi.colors.checkboxChecked : hifi.colors.checkboxLightStart)
                       : (checkBox.isLightColorScheme ? hifi.colors.checkboxLightStart : hifi.colors.checkboxDarkStart)
            }
            GradientStop {
                position: 1.0
                color: pressed || hovered
                       ? (checkBox.isLightColorScheme ? hifi.colors.checkboxChecked : hifi.colors.checkboxLightFinish)
                       : (checkBox.isLightColorScheme ? hifi.colors.checkboxLightFinish : hifi.colors.checkboxDarkFinish)
            }
        }

        Rectangle {
            visible: pressed || hovered
            anchors.centerIn: parent
            id: innerBox
            width: checkSize - 4
            height: width
            radius: checkRadius
            color: hifi.colors.checkboxCheckedBorder
        }

        Rectangle {
            id: check
            width: checkSize
            height: checkSize
            radius: checkRadius
            anchors.centerIn: parent
            color: isRedCheck ? hifi.colors.checkboxCheckedRed : hifi.colors.checkboxChecked
            border.width: 2
            border.color: isRedCheck? hifi.colors.checkboxCheckedBorderRed : hifi.colors.checkboxCheckedBorder
            visible: checked && !pressed || !checked && pressed
        }

        Rectangle {
            id: disabledOverlay
            visible: !enabled
            width: boxSize
            height: boxSize
            radius: boxRadius
            border.width: 1
            border.color: hifi.colors.baseGrayHighlight
            color: hifi.colors.baseGrayHighlight
            opacity: 0.5
        }
    }

    contentItem: Label {
        text: checkBox.text
        color: checkBox.color
        x: 2
        verticalAlignment: Text.AlignVCenter
        wrapMode: checkBox.wrap ? Text.Wrap : Text.NoWrap
        elide: checkBox.wrap ? Text.ElideNone : Text.ElideRight
        enabled: checkBox.enabled
        leftPadding: checkBox.indicator.width + checkBox.spacing
    }
}