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/****************************************************************************
**
** Copyright (C) 2019 The Qt Company Ltd.
** Contact: http://www.qt-project.org/legal
**
** This file is part of the examples of the Qt Wayland module
**
** $QT_BEGIN_LICENSE:BSD$
** 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 2.9
import QtQuick.Window 2.2
import QtWayland.Client.TextureSharing 1.0
Window {
width: 800
height: 500
visible: true
Rectangle {
anchors.fill: parent
color: "#C0FEFE"
Flickable {
anchors.fill: parent
contentHeight: imageGrid.height
Grid {
id: imageGrid
columns: 2
width: parent.width
spacing: 25
padding: 25
// loadedImage
Text {
width: 400
wrapMode: Text.Wrap
text: "An Image element using the shared buffer provider to load from a PNG image.<br>" +
"Source: '" + loadedImage.source + "'" +
(loadedImage.sourceSize.height <= 0 ? "<font color=\"#FF0000\"><br>[Image not loaded]</font>" : "")
}
Image {
id: loadedImage
fillMode: Image.PreserveAspectFit
source: "image://wlshared/qt_logo.png"
}
Rectangle {
visible: loadedImage.height <= 0
width:100; height: 100
color: "green"
}
// paintedImage
Text {
width: 400
wrapMode: Text.Wrap
text: "An Image element using the shared buffer provider.<br>" +
"This texture is created by the compositor using QPainter. <br>" +
"Source: '" + paintedImage.source + "'" +
(paintedImage.sourceSize.height <= 0 ? "<font color=\"#FF0000\"><br>[Image not loaded]</font>" : "")
}
Image {
id: paintedImage
fillMode: Image.PreserveAspectFit
source: "image://wlshared/test pattern 1"
}
Rectangle {
visible: paintedImage.height <= 0
width:100; height: 100
color: "green"
}
// ktxImage
Text {
width: 400
wrapMode: Text.Wrap
text: "An Image element using the shared buffer provider to load an ETC2 compressed texture." +
"<br>Source: '" + ktxImage.source + "'" +
(ktxImage.sourceSize.height <= 0 ? "<font color=\"#FF0000\"><br>[Image not loaded]</font>" : "")
}
Image {
id: ktxImage
source: "image://wlshared/car.ktx"
fillMode: Image.PreserveAspectFit
}
Rectangle {
visible: ktxImage.height <= 0
width:100; height: 100
color: "green"
}
//astcImage
Text {
width: 400
wrapMode: Text.Wrap
text: "An Image element using the shared buffer provider to load an ASTC compressed texture." +
"<br>Source: '" + astcImage.source + "'" +
(astcImage.sourceSize.height <= 0 ? "<font color=\"#FF0000\"><br>[Image not loaded]</font>" : "")
}
Image {
id: astcImage
source: "image://wlshared/qt4.astc"
fillMode: Image.PreserveAspectFit
}
Rectangle {
visible: astcImage.height <= 0
width:100; height: 100
color: "green"
}
// dynamicImage
Column {
Text {
width: 400
wrapMode: Text.Wrap
text: "An Image element using the shared buffer provider." +
"<br>Source: '" + dynamicImage.source + "'" +
(dynamicImage.sourceSize.height <= 0 ? "<font color=\"#FF0000\"><br>[Image not loaded]</font>" : "")
}
Row {
spacing: 10
Text {
text: "Enter filename:"
}
Rectangle {
color: "white"
width: sourceEdit.contentWidth + 30
height: sourceEdit.contentHeight
TextInput {
id: sourceEdit
anchors.fill: parent
horizontalAlignment: TextInput.AlignHCenter
onEditingFinished: dynamicImage.source = text ? "image://wlshared/" + text : ""
}
}
}
}
Image {
id: dynamicImage
fillMode: Image.PreserveAspectFit
}
Rectangle {
visible: dynamicImage.height <= 0
width:100; height: 100
color: "green"
}
// largeImage
Text {
width: 400
wrapMode: Text.Wrap
text: "An Image element using the shared buffer provider.<br>" +
"Left click to load a very large image. " +
"Right click to unload the image, potentially freeing graphics memory on the server-side " +
"if no other client is using the image." +
"<br>Source: '" + largeImage.source + "'" +
"<br>Size: " + largeImage.sourceSize +
(largeImage.sourceSize.height <= 0 ? "<font color=\"#FF0000\"><br>[Image not loaded]</font>" : "")
}
Rectangle {
width: 200
height: 200
border.color: "black"
border.width: 2
color: "transparent"
Image {
id: largeImage
anchors.fill: parent
fillMode: Image.PreserveAspectFit
}
MouseArea {
anchors.fill: parent
acceptedButtons: Qt.LeftButton | Qt.RightButton
onClicked: {
if (mouse.button == Qt.LeftButton)
largeImage.source = "image://wlshared/unreasonably large image"
else
largeImage.source = ""
}
}
}
} // Grid
}
Rectangle {
color: "gray"
width: parent.width
height: 20
anchors.bottom: parent.bottom
Text {
color: "white"
anchors.fill: parent
horizontalAlignment: Text.AlignHCenter
verticalAlignment: Text.AlignVCenter
text: "Scroll or drag for more"
}
}
}
}
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