diff options
author | Gunnar Sletta <gunnar.sletta@digia.com> | 2013-04-23 11:19:39 +0200 |
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committer | Gunnar Sletta <gunnar.sletta@digia.com> | 2013-04-23 12:49:59 +0300 |
commit | 730bf7b256f0f06c39f92dad064869f5d1368c62 (patch) | |
tree | e836042801e0f2e0492de6ca576cd30c956c633d /basicsuite/Shader Effects/PositionPicker.qml | |
parent | 2ceb4b09650242b97bf17b968c49b6e6cf12601a (diff) |
fixed up the demo suite
Change-Id: I42dfba551b26f66b8de41dad3df2a5e120c82fb8
Reviewed-by: Eirik Aavitsland <eirik.aavitsland@digia.com>
Diffstat (limited to 'basicsuite/Shader Effects/PositionPicker.qml')
-rw-r--r-- | basicsuite/Shader Effects/PositionPicker.qml | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/basicsuite/Shader Effects/PositionPicker.qml b/basicsuite/Shader Effects/PositionPicker.qml new file mode 100644 index 0000000..f3f58e4 --- /dev/null +++ b/basicsuite/Shader Effects/PositionPicker.qml @@ -0,0 +1,72 @@ +/**************************************************************************** +** +** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/legal +** +** This file is part of the Qt Graphical Effects module. +** +** $QT_BEGIN_LICENSE:BSD$ +** 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 Digia Plc 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 QtQuick 2.0 + +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; + } + } +} |