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Diffstat (limited to 'qml/2D/ClusterGradient.qml')
| -rw-r--r-- | qml/2D/ClusterGradient.qml | 207 |
1 files changed, 207 insertions, 0 deletions
diff --git a/qml/2D/ClusterGradient.qml b/qml/2D/ClusterGradient.qml new file mode 100644 index 0000000..0e3d209 --- /dev/null +++ b/qml/2D/ClusterGradient.qml @@ -0,0 +1,207 @@ +/**************************************************************************** +** +** Copyright (C) 2017 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the Kria Cluster 2D Demo. +** +** $QT_BEGIN_LICENSE:BSD$ +** 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 2.7 +import QtGraphicalEffects 1.0 + +Item { + id: root + + width: 100 + height: 100 + + property double topAndBottomCurtainHeight: 100 + property double leftAndRightCurtainWidth: 100 + + property double topGradientHeight: 200 + property double leftGradientWidth: 700 + property double rightGradientWidth: 300 + property double bottomGradientHeight: 100 + + property string curtainColor: "black" + property string gradientStartColor: "black" + property string gradientStopColor: "transparent" + + property double gradientTopStopPoint: 0.5 + property double gradientLeftStopPoint: 0.6 + property double gradientRightStopPoint: 0.8 + property double gradientBottomStopPoint: 0.8 + + function fadeIn() { + fadeInAnimation.start(); + } + function fadeOut() { + fadeOutAnimation.start(); + } + + // Top gradient + Rectangle { + id: top + anchors.top: parent.top + width: parent.width + height: topAndBottomCurtainHeight + color: curtainColor + + LinearGradient { + width: parent.width + height: topGradientHeight + anchors.top: parent.bottom + start: Qt.point(0, 0) + end: Qt.point(0, height) + gradient: Gradient { + GradientStop { position: 0.0; color: gradientStartColor } + GradientStop { position: gradientTopStopPoint; color: gradientStopColor } + } + } + } + + // Left gradient + Rectangle { + id: left + width: leftAndRightCurtainWidth + height: parent.height + anchors.left: parent.left + color: curtainColor + + LinearGradient { + width: leftGradientWidth + height: parent.height + anchors.left: parent.right + start: Qt.point(0, 0) + end: Qt.point(width, 0) + gradient: Gradient { + GradientStop { position: 0.0; color: gradientStartColor } + GradientStop { position: gradientLeftStopPoint; color: gradientStopColor } + } + } + } + + // Right gradient + Rectangle { + id: right + width: leftAndRightCurtainWidth + height: parent.height + anchors.right: parent.right + color: curtainColor + + LinearGradient { + width: rightGradientWidth + height: parent.height + anchors.right: parent.left + start: Qt.point(0, 0) + end: Qt.point(width, 0) + gradient: Gradient { + GradientStop { position: 0.0; color: gradientStopColor } + GradientStop { position: gradientRightStopPoint; color: gradientStartColor } + } + } + } + + // Bottom gradient + Rectangle { + id: bottom + width: parent.width + height: topAndBottomCurtainHeight + anchors.bottom: parent.bottom + color: curtainColor + + LinearGradient { + width: parent.width + height: bottomGradientHeight + anchors.bottom: parent.top + start: Qt.point(0, 0) + end: Qt.point(0, height) + gradient: Gradient { + GradientStop { position: 0.0; color: gradientStopColor } + GradientStop { position: gradientBottomStopPoint; color: gradientStartColor } + } + } + } + + Rectangle { + id: viewFiller + anchors.fill: parent + opacity: 1.0 + color: "black" + } + + SequentialAnimation { + id: fadeInAnimation + running: false + loops: 1 + + PauseAnimation { duration: 300 } + ParallelAnimation { + PropertyAnimation { + target: viewFiller + properties: "opacity" + from: 1.0 + to: 0.0 + duration: 300 + } + } + } + SequentialAnimation { + id: fadeOutAnimation + running: false + loops: 1 + + PauseAnimation { duration: 300 } + ParallelAnimation { + PropertyAnimation { + target: viewFiller + properties: "opacity" + from: 0.0 + to: 1.0 + duration: 300 + } + } + } +} |