Extras: Add Tumbler.

Change-Id: I94d079ad0789215768e43652075ccf6ad7fbd48d
Reviewed-by: Mitch Curtis <mitch.curtis@digia.com>

4 files changed, 84 insertions, 1 deletions

diff --git a/src/imports/extras/Tumbler.qml b/src/imports/extras/Tumbler.qml
new file mode 100644
index 00000000..bae6688a
--- /dev/null
+++ b/src/imports/extras/Tumbler.qml
@@ -0,0 +1,76 @@
+/****************************************************************************
+**
+** Copyright (C) 2015 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the Qt Quick Extras module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL3$
+** 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 http://www.qt.io/terms-conditions. For further
+** information use the contact form at http://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+import QtQuick 2.6
+import QtQuick.Controls 2.0
+import QtQuick.Extras 2.0
+
+AbstractTumbler {
+    id: control
+    width: 60
+    height: 200
+
+    delegate: Text {
+        id: label
+        text: modelData
+        color: "#666666"
+        opacity: 0.4 + Math.max(0, 1 - Math.abs(AbstractTumbler.displacement)) * 0.6
+        horizontalAlignment: Text.AlignHCenter
+        verticalAlignment: Text.AlignVCenter
+    }
+
+    contentItem: PathView {
+        id: pathView
+        model: control.model
+        delegate: control.delegate
+        clip: true
+        pathItemCount: control.visibleItemCount + 1
+        preferredHighlightBegin: 0.5
+        preferredHighlightEnd: 0.5
+        dragMargin: width / 2
+
+        path: Path {
+            startX: pathView.width / 2
+            startY: -pathView.delegateHeight / 2
+            PathLine {
+                x: pathView.width / 2
+                y: pathView.pathItemCount * pathView.delegateHeight - pathView.delegateHeight / 2
+            }
+        }
+
+        property real delegateHeight: (control.height - control.topPadding - control.bottomPadding) / control.visibleItemCount
+    }
+}
diff --git a/src/imports/extras/extras.pro b/src/imports/extras/extras.pro
index 675a058f..79e9bbfe 100644
--- a/src/imports/extras/extras.pro
+++ b/src/imports/extras/extras.pro
@@ -10,10 +10,13 @@ OTHER_FILES += \
 
 QML_FILES = \
     Drawer.qml \
-    SwipeView.qml
+    SwipeView.qml \
+    Tumbler.qml
 
 SOURCES += \
     $$PWD/qtquickextras2plugin.cpp
 
 CONFIG += no_cxx_module
 load(qml_plugin)
+
+DISTFILES +=
diff --git a/src/imports/extras/qmldir b/src/imports/extras/qmldir
index d21f666e..4ba7c40b 100644
--- a/src/imports/extras/qmldir
+++ b/src/imports/extras/qmldir
@@ -3,3 +3,4 @@ plugin qtquickextras2plugin
 classname QtQuickExtras2Plugin
 Drawer 2.0 Drawer.qml
 SwipeView 2.0 SwipeView.qml
+Tumbler 2.0 Tumbler.qml
diff --git a/src/imports/extras/qtquickextras2plugin.cpp b/src/imports/extras/qtquickextras2plugin.cpp
index 2a099ae2..2a930ffd 100644
--- a/src/imports/extras/qtquickextras2plugin.cpp
+++ b/src/imports/extras/qtquickextras2plugin.cpp
@@ -38,6 +38,7 @@
 
 #include <QtQuickExtras/private/qquickdrawer_p.h>
 #include <QtQuickExtras/private/qquickswipeview_p.h>
+#include <QtQuickExtras/private/qquicktumbler_p.h>
 
 QT_BEGIN_NAMESPACE
 
@@ -54,6 +55,8 @@ void QtQuickExtras2Plugin::registerTypes(const char *uri)
 {
     qmlRegisterType<QQuickDrawer>(uri, 2, 0, "AbstractDrawer");
     qmlRegisterType<QQuickSwipeView>(uri, 2, 0, "AbstractSwipeView");
+    qmlRegisterType<QQuickTumbler>(uri, 2, 0, "AbstractTumbler");
+    qmlRegisterType<QQuickTumblerAttached>();
 }
 
 QT_END_NAMESPACE