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+/****************************************************************************
+**
+** Copyright (C) 2019 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the demonstration applications of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** BSD License Usage
+** Alternatively, you may use this file under the terms of the BSD license
+** as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+** * Redistributions of source code must retain the above copyright
+** notice, this list of conditions and the following disclaimer.
+** * Redistributions in binary form must reproduce the above copyright
+** notice, this list of conditions and the following disclaimer in
+** the documentation and/or other materials provided with the
+** distribution.
+** * Neither the name of The Qt Company Ltd nor the names of its
+** contributors may be used to endorse or promote products derived
+** from this software without specific prior written permission.
+**
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+import QtQuick 2.0
+//! [1]
+import MetalTextureImport 1.0
+//! [1]
+
+Rectangle {
+ gradient: Gradient {
+ GradientStop { position: 0; color: "steelblue" }
+ GradientStop { position: 1; color: "black" }
+ }
+
+ //! [2]
+ CustomTextureItem {
+ id: renderer
+ anchors.fill: parent
+ anchors.margins: 10
+
+ SequentialAnimation on t {
+ NumberAnimation { to: 1; duration: 2500; easing.type: Easing.InQuad }
+ NumberAnimation { to: 0; duration: 2500; easing.type: Easing.OutQuad }
+ loops: Animation.Infinite
+ running: true
+ }
+ //! [2]
+
+ transform: [
+ Rotation { id: rotation; axis.x: 0; axis.z: 0; axis.y: 1; angle: 0; origin.x: renderer.width / 2; origin.y: renderer.height / 2; },
+ Translate { id: txOut; x: -renderer.width / 2; y: -renderer.height / 2 },
+ Scale { id: scale; },
+ Translate { id: txIn; x: renderer.width / 2; y: renderer.height / 2 }
+ ]
+ }
+
+ SequentialAnimation {
+ PauseAnimation { duration: 5000 }
+ ParallelAnimation {
+ NumberAnimation { target: scale; property: "xScale"; to: 0.6; duration: 1000; easing.type: Easing.InOutBack }
+ NumberAnimation { target: scale; property: "yScale"; to: 0.6; duration: 1000; easing.type: Easing.InOutBack }
+ }
+ NumberAnimation { target: rotation; property: "angle"; to: 80; duration: 1000; easing.type: Easing.InOutCubic }
+ NumberAnimation { target: rotation; property: "angle"; to: -80; duration: 1000; easing.type: Easing.InOutCubic }
+ NumberAnimation { target: rotation; property: "angle"; to: 0; duration: 1000; easing.type: Easing.InOutCubic }
+ NumberAnimation { target: renderer; property: "opacity"; to: 0.1; duration: 1000; easing.type: Easing.InOutCubic }
+ PauseAnimation { duration: 1000 }
+ NumberAnimation { target: renderer; property: "opacity"; to: 1.0; duration: 1000; easing.type: Easing.InOutCubic }
+ ParallelAnimation {
+ NumberAnimation { target: scale; property: "xScale"; to: 1; duration: 1000; easing.type: Easing.InOutBack }
+ NumberAnimation { target: scale; property: "yScale"; to: 1; duration: 1000; easing.type: Easing.InOutBack }
+ }
+ running: true
+ loops: Animation.Infinite
+ }
+
+ Rectangle {
+ id: labelFrame
+ anchors.margins: -10
+ radius: 5
+ color: "white"
+ border.color: "black"
+ opacity: 0.5
+ anchors.fill: label
+ }
+
+ Text {
+ id: label
+ anchors.bottom: renderer.bottom
+ anchors.left: renderer.left
+ anchors.right: renderer.right
+ anchors.margins: 20
+ wrapMode: Text.WordWrap
+ text: "The squircle, using rendering code borrowed from the metalunderqml example, is rendered into a texture directly with Metal. The MTLTexture is then imported and used in a custom Qt Quick item."
+ }
+}