| 1 | /**************************************************************************** |
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| 2 | ** |
| 3 | ** Copyright (C) 2016 The Qt Company Ltd. |
| 4 | ** Contact: https://www.qt.io/licensing/ |
| 5 | ** |
| 6 | ** This file is part of the Qt Data Visualization module of the Qt Toolkit. |
| 7 | ** |
| 8 | ** $QT_BEGIN_LICENSE:GPL$ |
| 9 | ** Commercial License Usage |
| 10 | ** Licensees holding valid commercial Qt licenses may use this file in |
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| 15 | ** information use the contact form at https://www.qt.io/contact-us. |
| 16 | ** |
| 17 | ** GNU General Public License Usage |
| 18 | ** Alternatively, this file may be used under the terms of the GNU |
| 19 | ** General Public License version 3 or (at your option) any later version |
| 20 | ** approved by the KDE Free Qt Foundation. The licenses are as published by |
| 21 | ** the Free Software Foundation and appearing in the file LICENSE.GPL3 |
| 22 | ** included in the packaging of this file. Please review the following |
| 23 | ** information to ensure the GNU General Public License requirements will |
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| 26 | ** $QT_END_LICENSE$ |
| 27 | ** |
| 28 | ****************************************************************************/ |
| 29 | |
| 30 | #include "labelitem_p.h" |
| 31 | |
| 32 | QT_BEGIN_NAMESPACE_DATAVISUALIZATION |
| 33 | |
| 34 | LabelItem::LabelItem() |
| 35 | : m_size(QSize(0, 0)), |
| 36 | m_textureId(0) |
| 37 | { |
| 38 | } |
| 39 | |
| 40 | LabelItem::~LabelItem() |
| 41 | { |
| 42 | clear(); |
| 43 | } |
| 44 | |
| 45 | void LabelItem::setSize(const QSize &size) |
| 46 | { |
| 47 | m_size = size; |
| 48 | } |
| 49 | |
| 50 | QSize LabelItem::size() const |
| 51 | { |
| 52 | return m_size; |
| 53 | } |
| 54 | |
| 55 | void LabelItem::setTextureId(GLuint textureId) |
| 56 | { |
| 57 | QOpenGLContext::currentContext()->functions()->glDeleteTextures(n: 1, textures: &m_textureId); |
| 58 | m_textureId = textureId; |
| 59 | } |
| 60 | |
| 61 | GLuint LabelItem::textureId() const |
| 62 | { |
| 63 | return m_textureId; |
| 64 | } |
| 65 | |
| 66 | void LabelItem::clear() |
| 67 | { |
| 68 | if (m_textureId && QOpenGLContext::currentContext()) |
| 69 | QOpenGLContext::currentContext()->functions()->glDeleteTextures(n: 1, textures: &m_textureId); |
| 70 | m_textureId = 0; |
| 71 | m_size = QSize(0, 0); |
| 72 | } |
| 73 | |
| 74 | QT_END_NAMESPACE_DATAVISUALIZATION |
| 75 |