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+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the manual tests of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:GPL-EXCEPT$
+** 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.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+import QtQuick 2.8
+import Qt.labs.handlers 1.0
+
+Item {
+ width: 640
+ height: 480
+
+ Rectangle {
+ id: map
+ color: "aqua"
+ x: (parent.width - width) / 2
+ y: (parent.height - height) / 2
+ width: image.width
+ height: image.height
+
+ Image {
+ id: image
+ anchors.centerIn: parent
+ fillMode: Image.PreserveAspectFit
+ source: "resources/map.svgz"
+ Component.onCompleted: { width = implicitWidth; height = implicitHeight }
+ }
+ }
+
+ PinchHandler {
+ id: pinch
+ target: map
+ minimumScale: 0.1
+ maximumScale: 10
+ onActiveChanged: if (!active) reRenderIfNecessary()
+ }
+
+ DragHandler {
+ target: map
+ }
+
+ function reRenderIfNecessary() {
+ var newSourceWidth = image.sourceSize.width * pinch.scale
+ var ratio = newSourceWidth / image.sourceSize.width
+ if (ratio > 1.1 || ratio < 0.9)
+ image.sourceSize.width = newSourceWidth
+ }
+}