1/**************************************************************************** 2** 3** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). 4** Contact: http://www.qt-project.org/legal 5** 6** This file is part of the examples of the Qt Toolkit. 7** 8** $QT_BEGIN_LICENSE:BSD$ 9** You may use this file under the terms of the BSD license as follows: 10** 11** "Redistribution and use in source and binary forms, with or without 12** modification, are permitted provided that the following conditions are 13** met: 14** * Redistributions of source code must retain the above copyright 15** notice, this list of conditions and the following disclaimer. 16** * Redistributions in binary form must reproduce the above copyright 17** notice, this list of conditions and the following disclaimer in 18** the documentation and/or other materials provided with the 19** distribution. 20** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names 21** of its contributors may be used to endorse or promote products derived 22** from this software without specific prior written permission. 23** 24** 25** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 26** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 27** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 28** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 29** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 30** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 31** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 32** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 33** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 34** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 35** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." 36** 37** $QT_END_LICENSE$ 38** 39****************************************************************************/ 40 41import QtQuick 2.0 42 43Item { 44 id: window 45 width: 320; height: 480 46 47 // Let's draw the sky... 48 Rectangle { 49 anchors { left: parent.left; top: parent.top; right: parent.right; bottom: parent.verticalCenter } 50 gradient: Gradient { 51 GradientStop { position: 0.0; color: "DeepSkyBlue" } 52 GradientStop { position: 1.0; color: "LightSkyBlue" } 53 } 54 } 55 56 // ...and the ground. 57 Rectangle { 58 anchors { left: parent.left; top: parent.verticalCenter; right: parent.right; bottom: parent.bottom } 59 gradient: Gradient { 60 GradientStop { position: 0.0; color: "ForestGreen" } 61 GradientStop { position: 1.0; color: "DarkGreen" } 62 } 63 } 64 65 // The shadow for the smiley face 66 Image { 67 anchors.horizontalCenter: parent.horizontalCenter 68 y: smiley.minHeight + 58 69 source: "images/shadow.png" 70 71 // The scale property depends on the y position of the smiley face. 72 scale: smiley.y * 0.5 / (smiley.minHeight - smiley.maxHeight) 73 } 74 75 Image { 76 id: smiley 77 property int maxHeight: window.height / 3 78 property int minHeight: 2 * window.height / 3 79 80 anchors.horizontalCenter: parent.horizontalCenter 81 y: minHeight 82 source: "images/face-smile.png" 83 84 //! [0] 85 // Animate the y property. Setting loops to Animation.Infinite makes the 86 // animation repeat indefinitely, otherwise it would only run once. 87 SequentialAnimation on y { 88 loops: Animation.Infinite 89 90 // Move from minHeight to maxHeight in 300ms, using the OutExpo easing function 91 NumberAnimation { 92 from: smiley.minHeight; to: smiley.maxHeight 93 easing.type: Easing.OutExpo; duration: 300 94 } 95 96 // Then move back to minHeight in 1 second, using the OutBounce easing function 97 NumberAnimation { 98 from: smiley.maxHeight; to: smiley.minHeight 99 easing.type: Easing.OutBounce; duration: 1000 100 } 101 102 // Then pause for 500ms 103 PauseAnimation { duration: 500 } 104 } 105 //! [0] 106 } 107} 108