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+/****************************************************************************
+**
+** Copyright (C) 2017 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the test suite of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** 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 2.8
+import Qt.labs.handlers 1.0
+
+Rectangle {
+ width: 1024; height: 600
+ color: "beige"
+ objectName: "beige root"
+
+ Rectangle {
+ id: container
+ objectName: "container rect"
+ width: 600
+ height: 500
+ color: "black"
+ border.color: pinch3.active ? "red" : "black"
+ border.width: 3
+ antialiasing: true
+
+ MultiPointTouchArea {
+ id: mpta
+ anchors.fill: parent
+ //onGestureStarted: gesture.grab() // in case this is embedded in something that might steal
+ touchPoints: [
+ TouchPoint { property color color: "red" },
+ TouchPoint { property color color: "orange" },
+ TouchPoint { property color color: "lightsteelblue" },
+ TouchPoint { property color color: "green" }
+ ] }
+
+ Repeater {
+ model: 4
+
+ Item {
+ id: crosshairs
+ property TouchPoint touchPoint
+ x: touchPoint.x - width / 2
+ y: touchPoint.y - height / 2
+ width: 300; height: 300
+ visible: touchPoint.pressed
+ rotation: touchPoint.rotation
+
+ Rectangle {
+ color: touchPoint.color
+ anchors.centerIn: parent
+ width: 2; height: parent.height
+ antialiasing: true
+ }
+ Rectangle {
+ color: touchPoint.color
+ anchors.centerIn: parent
+ width: parent.width; height: 2
+ antialiasing: true
+ }
+ Component.onCompleted: touchPoint = mpta.touchPoints[index]
+ }
+ }
+
+ Item {
+ objectName: "pinch and drag"
+ anchors.fill: parent
+ // In order for PinchHandler to get a chance to take a passive grab, it has to get the touchpoints first.
+ // In order to get the touchpoints first, it has to be on top of the Z order: i.e. come last in paintOrderChildItems().
+ // This is the opposite situation as with filtersChildMouseEvents: e.g. PinchArea would have wanted to be the parent,
+ // if it even knew that trick (which it doesn't).
+ PinchHandler {
+ id: pinch3
+ objectName: "3-finger pinch"
+ target: container
+ minimumPointCount: 3
+ minimumScale: 0.1
+ maximumScale: 10
+ }
+ DragHandler {
+ id: dragHandler
+ objectName: "DragHandler"
+ target: container
+ }
+ }
+ }
+}