demos/declarative/flickr/mobile/ImageDetails.qml
changeset 30 5dc02b23752f
child 37 758a864f9613
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/demos/declarative/flickr/mobile/ImageDetails.qml	Tue Jul 06 15:10:48 2010 +0300
@@ -0,0 +1,166 @@
+/****************************************************************************
+**
+** 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.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** 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, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+import Qt 4.7
+import "../common" as Common
+
+Flipable {
+    id: container
+
+    property variant frontContainer: containerFront
+    property string photoTitle: ""
+    property string photoTags: ""
+    property int photoWidth
+    property int photoHeight
+    property string photoType
+    property string photoAuthor
+    property string photoDate
+    property string photoUrl
+    property int rating: 2
+    property variant prevScale: 1.0
+
+    signal closed
+
+    transform: Rotation {
+        id: itemRotation
+        origin.x: container.width / 2;
+        axis.y: 1; axis.z: 0
+    }
+
+    front: Item {
+        id: containerFront; anchors.fill: container
+
+        Rectangle {
+            anchors.fill: parent
+            color: "black"; opacity: 0.4
+        }
+
+        Column {
+            spacing: 10
+            anchors {
+                left: parent.left; leftMargin: 20
+                right: parent.right; rightMargin: 20
+                top: parent.top; topMargin: 180
+            }
+            Text { font.bold: true; color: "white"; elide: Text.ElideRight; text: container.photoTitle }
+            Text { color: "white"; elide: Text.ElideRight; text: "<b>Size:</b> " + container.photoWidth + 'x' + container.photoHeight }
+            Text { color: "white"; elide: Text.ElideRight; text: "<b>Type:</b> " + container.photoType }
+            Text { color: "white"; elide: Text.ElideRight; text: "<b>Author:</b> " + container.photoAuthor }
+            Text { color: "white"; elide: Text.ElideRight; text: "<b>Published:</b> " + container.photoDate }
+            Text { color: "white"; elide: Text.ElideRight; text: container.photoTags == "" ? "" : "<b>Tags:</b> " }
+            Text { color: "white"; elide: Text.ElideRight; text: container.photoTags }
+        }
+    }
+
+    back: Item {
+        anchors.fill: container
+
+        Rectangle { anchors.fill: parent; color: "black"; opacity: 0.4 }
+
+        Common.Progress {
+            anchors.centerIn: parent; width: 200; height: 18
+            progress: bigImage.progress; visible: bigImage.status != Image.Ready
+        }
+
+        Flickable {
+            id: flickable; anchors.fill: parent; clip: true
+            contentWidth: imageContainer.width; contentHeight: imageContainer.height
+
+            Item {
+                id: imageContainer
+                width: Math.max(bigImage.width * bigImage.scale, flickable.width);
+                height: Math.max(bigImage.height * bigImage.scale, flickable.height);
+
+                Image {
+                    id: bigImage; source: container.photoUrl; scale: slider.value
+                    anchors.centerIn: parent; smooth: !flickable.movingVertically
+                    onStatusChanged : {
+                        // Default scale shows the entire image.
+                        if (status == Image.Ready && width != 0) {
+                            slider.minimum = Math.min(flickable.width / width, flickable.height / height);
+                            prevScale = Math.min(slider.minimum, 1);
+                            slider.value = prevScale;
+                        }
+                    }
+                }
+            }
+        }
+
+        Text {
+            text: "Image Unavailable"
+            visible: bigImage.status == Image.Error
+            anchors.centerIn: parent; color: "white"; font.bold: true
+        }
+
+        Common.Slider {
+            id: slider; visible: { bigImage.status == Image.Ready && maximum > minimum }
+            anchors {
+                bottom: parent.bottom; bottomMargin: 65
+                left: parent.left; leftMargin: 25
+                right: parent.right; rightMargin: 25
+            }
+            onValueChanged: {
+                if (bigImage.width * value > flickable.width) {
+                    var xoff = (flickable.width/2 + flickable.contentX) * value / prevScale;
+                    flickable.contentX = xoff - flickable.width/2;
+                }
+                if (bigImage.height * value > flickable.height) {
+                    var yoff = (flickable.height/2 + flickable.contentY) * value / prevScale;
+                    flickable.contentY = yoff - flickable.height/2;
+                }
+                prevScale = value;
+            }
+        }
+    }
+
+    states: State {
+        name: "Back"
+        PropertyChanges { target: itemRotation; angle: 180 }
+    }
+
+    transitions: Transition {
+        SequentialAnimation {
+            PropertyAction { target: bigImage; property: "smooth"; value: false }
+            NumberAnimation { easing.type: Easing.InOutQuad; properties: "angle"; duration: 500 }
+            PropertyAction { target: bigImage; property: "smooth"; value: !flickable.movingVertically }
+        }
+    }
+}