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/****************************************************************************
**
** Copyright (C) 2014 Digia Plc
** All rights reserved.
** For any questions to Digia, please use contact form at http://qt.digia.com
**
** This file is part of the QtQuick Enterprise Controls Add-on.
**
** $QT_BEGIN_LICENSE$
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.
**
** If you have questions regarding the use of this file, please use
** contact form at http://qt.digia.com
** $QT_END_LICENSE$
**
****************************************************************************/
import QtQuick 2.0
import QtQuick.Enterprise.Controls.Styles 1.0
Item {
// This enum is actually keyboard-related, but it serves its purpose
// as an indication of direction for us.
property int direction: Qt.LeftArrow
property bool on: false
property bool flashing: false
scale: direction === Qt.LeftArrow ? 1 : -1
Timer {
id: flashTimer
interval: 500
running: on
repeat: true
onTriggered: flashing = !flashing
}
function paintOutlinePath(ctx) {
ctx.beginPath();
ctx.moveTo(0, height * 0.5);
ctx.lineTo(0.6 * width, 0);
ctx.lineTo(0.6 * width, height * 0.28);
ctx.lineTo(width, height * 0.28);
ctx.lineTo(width, height * 0.72);
ctx.lineTo(0.6 * width, height * 0.72);
ctx.lineTo(0.6 * width, height);
ctx.lineTo(0, height * 0.5);
}
Canvas {
id: backgroundCanvas
anchors.fill: parent
onPaint: {
var ctx = getContext("2d");
ctx.reset();
paintOutlinePath(ctx);
ctx.lineWidth = 1;
ctx.strokeStyle = "black";
ctx.stroke();
// ctx.fillStyle = "#552222";
// ctx.fill();
}
}
Canvas {
id: foregroundCanvas
anchors.fill: parent
visible: on && flashing
onPaint: {
var ctx = getContext("2d");
ctx.reset();
paintOutlinePath(ctx);
ctx.fillStyle = "green";
ctx.fill();
}
}
}
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