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Diffstat (limited to 'tests/manual/pointer/pinchHandler.qml')
-rw-r--r-- | tests/manual/pointer/pinchHandler.qml | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/tests/manual/pointer/pinchHandler.qml b/tests/manual/pointer/pinchHandler.qml new file mode 100644 index 0000000000..1102f33618 --- /dev/null +++ b/tests/manual/pointer/pinchHandler.qml @@ -0,0 +1,145 @@ +/**************************************************************************** +** +** 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. +** +** $QT_BEGIN_LICENSE:BSD$ +** 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 +import "content" + +Rectangle { + width: 1024; height: 600 + color: "#eee" + + function getTransformationDetails(item, pinchhandler) { + return "\n\npinch.scale:" + pinchhandler.scale.toFixed(2) + + "\npinch.rotation:" + pinchhandler.rotation.toFixed(2) + + "\npinch.translation:" + "(" + pinchhandler.translation.x.toFixed(2) + "," + pinchhandler.translation.y.toFixed(2) + ")" + + "\nrect.scale: " + item.scale.toFixed(2) + + "\nrect.rotation: " + item.rotation.toFixed(2) + + "\nrect.position: " + "(" + item.x.toFixed(2) + "," + item.y.toFixed(2) + ")" + } + + Rectangle { + // Purpose of this item is just to make sure the rectangles are transformed into + // a coordinate system that is different from the scene coordinate system. + anchors.fill: parent + anchors.margins: 50 + color: "#ffe0e0e0" + + Rectangle { + id: rect2 + width: 400 + height: 300 + color: "lightsteelblue" + antialiasing: true + x: 100 + y: 200 + rotation: 30 + transformOrigin: Item.TopRight + border.width: pinch2.active ? 2 : 0 + border.color: pinch2.active ? "red" : "transparent" + + Text { + anchors.centerIn: parent + text: "Pinch with 2 fingers to scale, rotate and translate" + + getTransformationDetails(rect2, pinch2) + } + + PinchHandler { + id: pinch2 + objectName: "2-finger pinch" + minimumRotation: -45 + maximumRotation: 45 + minimumScale: 0.5 + maximumScale: 3 + minimumX: 0 + maximumX: 600 + pointDistanceThreshold: 0 + // acceptedModifiers: Qt.ControlModifier + } + } + + Rectangle { + id: rect3 + x: 500 + width: 400 + height: 300 + color: "wheat" + antialiasing: true + border.width: (dragHandler.active || pinch3.active) ? 2 : 0 + border.color: border.width > 0 ? "red" : "transparent" + + Text { + anchors.centerIn: parent + text: "Pinch with 3 fingers to scale, rotate and translate\nDrag with 1 finger" + + getTransformationDetails(rect3, pinch3) + } + DragHandler { + id: dragHandler + objectName: "DragHandler" + } + + PinchHandler { + id: pinch3 + objectName: "3-finger pinch" + minimumPointCount: 3 + minimumScale: 0.1 + maximumScale: 10 + onActiveChanged: { + if (!active) + anim.restart(centroidVelocity) + } + } + + MomentumAnimation { id: anim; target: rect3 } + } + } + Rectangle { + id: centroidIndicator + property QtObject pincher: pinch2.active ? pinch2 : pinch3 + x: pincher.centroid.x - radius + y: pincher.centroid.y - radius + z: 1 + visible: pincher.active + radius: width / 2 + width: 10 + height: width + color: "red" + } +} |