Piechart example

examples/piechart/FpsItem.qml

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+import QtQuick 2.0
+
+Item {
+    id: root
+    property int frameCounter: 0
+    property int frameCounterAvg: 0
+    property int counter: 0
+    property int fps: 0
+    property int fpsAvg: 0
+    width: 140 * dp
+    height: Math.floor(48 * dp)
+
+    Image {
+        id: spinnerImage
+        anchors.verticalCenter: parent.verticalCenter
+        x: 4 * dp
+        width: 36 * dp
+        height: width
+        source: "images/spinner.png"
+        NumberAnimation on rotation {
+            from:0
+            to: 360
+            duration: 800
+            loops: Animation.Infinite
+        }
+        onRotationChanged: frameCounter++;
+    }
+
+    Text {
+        anchors.left: spinnerImage.right
+        anchors.leftMargin: 8 * dp
+        anchors.verticalCenter: spinnerImage.verticalCenter
+        color: "#c0c0c0"
+        //style: Text.Outline
+        //styleColor: "#606060"
+        font.pixelSize: 18 * dp
+        text: "Ø " + root.fpsAvg + " | " + root.fps + " fps"
+    }
+
+    Timer {
+        interval: 2000
+        repeat: true
+        running: true
+        onTriggered: {
+            frameCounterAvg += frameCounter;
+            root.fps = frameCounter/2;
+            counter++;
+            frameCounter = 0;
+            if (counter >= 3) {
+                root.fpsAvg = frameCounterAvg/(2*counter)
+                frameCounterAvg = 0;
+                counter = 0;
+            }
+        }
+    }
+}

examples/piechart/deployment.pri

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+android-no-sdk {
+    target.path = /data/user/qt
+    export(target.path)
+    INSTALLS += target
+} else:android {
+    x86 {
+        target.path = /libs/x86
+    } else: armeabi-v7a {
+        target.path = /libs/armeabi-v7a
+    } else {
+        target.path = /libs/armeabi
+    }
+    export(target.path)
+    INSTALLS += target
+} else:unix {
+    isEmpty(target.path) {
+        qnx {
+            target.path = /tmp/$${TARGET}/bin
+        } else {
+            target.path = /opt/$${TARGET}/bin
+        }
+        export(target.path)
+    }
+    INSTALLS += target
+}
+
+export(INSTALLS)

examples/piechart/main.cpp

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+#include <QGuiApplication>
+#include <QQmlApplicationEngine>
+#include "piechart.h"
+
+int main(int argc, char *argv[])
+{
+    QCoreApplication::setAttribute(Qt::AA_UseOpenGLES);
+
+    QGuiApplication app(argc, argv);
+
+    QQmlApplicationEngine engine;
+    qmlRegisterType<PieChart>("PieChart", 1, 0, "PieChart");
+    engine.load(QUrl(QStringLiteral("qrc:/main.qml")));
+
+    return app.exec();
+}