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authorGatis Paeglis <gatis.paeglis@digia.com>2013-11-28 13:44:10 +0100
committerGatis Paeglis <gatis.paeglis@digia.com>2014-01-30 15:10:02 +0200
commit25a4745f5e187ed9e11e9a3a76be6bc0d8bafa1e (patch)
tree5a90dad509ff0a87b04d7cb9fca4865668782f6d /basicsuite/enterprise-dashboard/DashboardGaugeStyle.qml
parentb2957ef0efbf55872d36762705b62822cc828cf3 (diff)
Add Enterprise Controls demos to the qtlauncher
Change-Id: I4d8873343b47157e0d5733129c321b3b0f5e5d56 Reviewed-by: Eirik Aavitsland <eirik.aavitsland@digia.com>
Diffstat (limited to 'basicsuite/enterprise-dashboard/DashboardGaugeStyle.qml')
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+/****************************************************************************
+**
+** Copyright (C) 2013 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
+
+CircularGaugeStyle {
+ tickmarkInset: toPixels(0.04)
+ minorTickmarkInset: tickmarkInset
+ labelStepSize: 20
+ labelInset: toPixels(0.23)
+
+ property real xCenter: outerRadius
+ property real yCenter: outerRadius
+ property real needleLength: outerRadius - tickmarkInset * 1.25
+ property real needleTipWidth: toPixels(0.02)
+ property real needleBaseWidth: toPixels(0.06)
+ property bool halfGauge: false
+
+ function toPixels(percentage) {
+ return percentage * outerRadius;
+ }
+
+ function degToRad(degrees) {
+ return degrees * (Math.PI / 180);
+ }
+
+ function radToDeg(radians) {
+ return radians * (180 / Math.PI);
+ }
+
+ function paintBackground(ctx) {
+ if (halfGauge) {
+ ctx.beginPath();
+ ctx.rect(0, 0, ctx.canvas.width, ctx.canvas.height / 2);
+ ctx.clip();
+ }
+
+ ctx.beginPath();
+ ctx.fillStyle = "black";
+ ctx.ellipse(0, 0, ctx.canvas.width, ctx.canvas.height);
+ ctx.fill();
+
+ ctx.beginPath();
+ ctx.lineWidth = tickmarkInset;
+ ctx.strokeStyle = "black";
+ ctx.arc(xCenter, yCenter, outerRadius - ctx.lineWidth / 2, outerRadius - ctx.lineWidth / 2, 0, Math.PI * 2);
+ ctx.stroke();
+
+ ctx.beginPath();
+ ctx.lineWidth = tickmarkInset / 2;
+ ctx.strokeStyle = "#222";
+ ctx.arc(xCenter, yCenter, outerRadius - ctx.lineWidth / 2, outerRadius - ctx.lineWidth / 2, 0, Math.PI * 2);
+ ctx.stroke();
+
+ ctx.beginPath();
+ var gradient = ctx.createRadialGradient(xCenter, yCenter, outerRadius * 0.8, xCenter, yCenter, outerRadius);
+ gradient.addColorStop(0, Qt.rgba(1, 1, 1, 0));
+ gradient.addColorStop(0.7, Qt.rgba(1, 1, 1, 0.13));
+ gradient.addColorStop(1, Qt.rgba(1, 1, 1, 1));
+ ctx.fillStyle = gradient;
+ ctx.arc(xCenter, yCenter, outerRadius - tickmarkInset, outerRadius - tickmarkInset, 0, Math.PI * 2);
+ ctx.fill();
+ }
+
+ background: Canvas {
+ onPaint: {
+ var ctx = getContext("2d");
+ ctx.reset();
+ paintBackground(ctx);
+ }
+
+ Text {
+ id: speedText
+ font.pixelSize: toPixels(0.3)
+ text: kphInt
+ color: "white"
+ horizontalAlignment: Text.AlignRight
+ anchors.horizontalCenter: parent.horizontalCenter
+ anchors.top: parent.verticalCenter
+ anchors.topMargin: toPixels(0.1)
+
+ readonly property int kphInt: control.value
+ }
+ Text {
+ text: "km/h"
+ color: "white"
+ font.pixelSize: toPixels(0.09)
+ anchors.top: speedText.bottom
+ anchors.horizontalCenter: parent.horizontalCenter
+ }
+ }
+
+ needle: Canvas {
+ width: needleBaseWidth
+ height: needleLength
+
+ property real xCenter: width / 2
+ property real yCenter: height / 2
+
+ onPaint: {
+ var ctx = getContext("2d");
+ ctx.reset();
+
+ ctx.beginPath();
+ ctx.moveTo(xCenter, height);
+ ctx.lineTo(xCenter - needleBaseWidth / 2, height - needleBaseWidth / 2);
+ ctx.lineTo(xCenter - needleTipWidth / 2, 0);
+ ctx.lineTo(xCenter, yCenter - needleLength);
+ ctx.lineTo(xCenter, 0);
+ ctx.closePath();
+ ctx.fillStyle = Qt.rgba(0.66, 0, 0, 0.66);
+ ctx.fill();
+
+ ctx.beginPath();
+ ctx.moveTo(xCenter, height)
+ ctx.lineTo(width, height - needleBaseWidth / 2);
+ ctx.lineTo(xCenter + needleTipWidth / 2, 0);
+ ctx.lineTo(xCenter, 0);
+ ctx.closePath();
+ ctx.fillStyle = Qt.lighter(Qt.rgba(0.66, 0, 0, 0.66));
+ ctx.fill();
+ }
+ }
+
+ foreground: null
+}