examples/declarative/modelviews/parallax/qml/Smiley.qml
changeset 30 5dc02b23752f
child 33 3e2da88830cd
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/examples/declarative/modelviews/parallax/qml/Smiley.qml	Tue Jul 06 15:10:48 2010 +0300
@@ -0,0 +1,86 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtDeclarative module 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 Nokia Corporation and its Subsidiary(-ies) 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 Qt 4.7
+
+Item {
+    id: window
+    width: 320; height: 480
+
+    // The shadow for the smiley face
+    Image {
+        anchors.horizontalCenter: parent.horizontalCenter
+        source: "../pics/shadow.png"; y: smiley.minHeight + 58
+
+        // The scale property depends on the y position of the smiley face.
+        scale: smiley.y * 0.5 / (smiley.minHeight - smiley.maxHeight)
+    }
+
+    Image {
+        id: smiley
+        property int maxHeight: window.height / 3
+        property int minHeight: 2 * window.height / 3
+
+        anchors.horizontalCenter: parent.horizontalCenter
+        source: "../pics/face-smile.png"; y: minHeight
+
+        // Animate the y property. Setting repeat to true makes the
+        // animation repeat indefinitely, otherwise it would only run once.
+        SequentialAnimation  on y {
+            loops: Animation.Infinite
+
+            // Move from minHeight to maxHeight in 300ms, using the OutExpo easing function
+            NumberAnimation {
+                from: smiley.minHeight; to: smiley.maxHeight
+                easing.type: Easing.OutExpo; duration: 300
+            }
+
+            // Then move back to minHeight in 1 second, using the OutBounce easing function
+            NumberAnimation {
+                from: smiley.maxHeight; to: smiley.minHeight
+                easing.type: Easing.OutBounce; duration: 1000
+            }
+
+            // Then pause for 500ms
+            PauseAnimation { duration: 500 }
+        }
+    }
+}
+