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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtQml module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
import QtQuick 2.0
import QtQuick.Dialogs 1.0
import Qt.labs.folderlistmodel 1.0
Rectangle {
id: root
width: 1024; height: 600
color: "black"
visible: true
property int highestZ: 0
property real defaultSize: 200
FileDialog {
id: fileDialog
title: "Choose a folder with some images"
selectFolder: true
onAccepted: { folderModel.folder = filePaths[0] + "/" }
}
Repeater {
model: FolderListModel {
id: folderModel
objectName: "folderModel"
showDirs: false
nameFilters: ["*.png", "*.jpg", "*.gif"]
}
Rectangle {
id: photoFrame
width: image.width * image.scale + 20
height: image.height * image.scale + 20
border.color: "black"
border.width: 2
smooth: true
antialiasing: true
x: Math.random() * root.width - defaultSize
y: Math.random() * root.height - defaultSize
rotation: Math.random() * 13 - 6
Image {
id: image
anchors.centerIn: parent
fillMode: Image.PreserveAspectFit
source: folderModel.folder + fileName
scale: defaultSize / Math.max(sourceSize.width, sourceSize.height)
antialiasing: true
}
PinchArea {
anchors.fill: parent
property real initialScale
property real initialRotation
onPinchStarted: {
initialScale = image.scale
initialRotation = parent.rotation
}
onPinchUpdated: {
image.scale = initialScale * pinch.scale;
parent.rotation = initialRotation + pinch.rotation
if (Math.abs(photoFrame.rotation) < 4)
parent.rotation = 0;
}
onPinchFinished: photoFrame.border.color = "black";
MouseArea {
id: dragArea
hoverEnabled: true
anchors.fill: parent
drag.target: photoFrame
onPressed: photoFrame.z = ++root.highestZ;
onEntered: photoFrame.border.color = "red";
onExited: photoFrame.border.color = "black";
onWheel: {
if (wheel.modifiers & Qt.ControlModifier) {
photoFrame.rotation += wheel.angleDelta.y / 120 * 5;
if (Math.abs(photoFrame.rotation) < 4)
photoFrame.rotation = 0;
} else {
photoFrame.rotation += wheel.angleDelta.x / 120;
if (Math.abs(photoFrame.rotation) < 0.6)
photoFrame.rotation = 0;
var scaleBefore = image.scale;
image.scale += image.scale * wheel.angleDelta.y / 120 / 10;
photoFrame.x -= image.width * (image.scale - scaleBefore) / 2.0;
photoFrame.y -= image.height * (image.scale - scaleBefore) / 2.0;
}
}
}
}
}
}
Text {
anchors.bottom: parent.bottom
anchors.left: parent.left
anchors.margins: 10
color: "darkgrey"
text: "On a touchscreen: use two fingers to zoom and rotate, one finger to drag\n" +
"With a mouse: drag normally, use the vertical wheel to zoom, horizontal wheel to rotate, or hold Ctrl while using the vertical wheel to rotate"
}
Component.onCompleted: fileDialog.open()
}
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