Remove qtgraphicaleffects sources and add note about its state in Qt 6HEADdev

Add a README.md mentioning the documentation on where the ported
effects can be found, as well as how to check out the Qt5 branch.

Pick-to: 6.2
Fixes: QTBUG-95757
Change-Id: Ib47c7e73f8622c8e287df0f74c6f16a5113b357e
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@qt.io>
Reviewed-by: Volker Hilsheimer <volker.hilsheimer@qt.io>

1 files changed, 0 insertions, 60 deletions

diff --git a/tests/manual/testbed/PositionPicker.qml b/tests/manual/testbed/PositionPicker.qml
deleted file mode 100644
index 2b85b36..0000000
--- a/tests/manual/testbed/PositionPicker.qml
+++ /dev/null
@@ -1,60 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2017 The Qt Company Ltd.
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of the Qt Graphical Effects module.
-**
-** $QT_BEGIN_LICENSE:GPL-EXCEPT$
-** 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.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3 as published by the Free Software
-** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
-** included in the packaging of this file. Please review the following
-** information to ensure the GNU General Public License requirements will
-** be met: https://www.gnu.org/licenses/gpl-3.0.html.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-import QtQuick 2.12
-
-Image {
-    id: positionPicker
-    property real xValue: 0
-    property real yValue: 0
-
-    x: parent.width * xValue - positionPicker.width / 2
-    y: parent.height * yValue - positionPicker.height / 2
-
-    property alias pressed: mouseArea.pressed
-
-    source: pressed ? "images/slider_handle_pressed.png" : "images/slider_handle.png"
-
-    MouseArea {
-        id: mouseArea
-
-        property real startX
-        property real startY
-
-        anchors.fill: parent
-        onPressed: {
-            startX = mouseX;
-            startY = mouseY;
-        }
-
-        onPositionChanged: {
-            xValue = (positionPicker.x + positionPicker.width / 2 + mouseX - startX) / positionPicker.parent.width;
-            yValue = (positionPicker.y + positionPicker.height / 2 + mouseY - startY) / positionPicker.parent.height;
-        }
-    }
-}