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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 QtQuick module of the Qt Toolkit. |
7 | ** |
8 | ** $QT_BEGIN_LICENSE:LGPL$ |
9 | ** Commercial License Usage |
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17 | ** GNU Lesser General Public License Usage |
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19 | ** General Public License version 3 as published by the Free Software |
20 | ** Foundation and appearing in the file LICENSE.LGPL3 included in the |
21 | ** packaging of this file. Please review the following information to |
22 | ** ensure the GNU Lesser General Public License version 3 requirements |
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24 | ** |
25 | ** GNU General Public License Usage |
26 | ** Alternatively, this file may be used under the terms of the GNU |
27 | ** General Public License version 2.0 or (at your option) the GNU General |
28 | ** Public license version 3 or any later version approved by the KDE Free |
29 | ** Qt Foundation. The licenses are as published by the Free Software |
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35 | ** |
36 | ** $QT_END_LICENSE$ |
37 | ** |
38 | ****************************************************************************/ |
39 | |
40 | #include "qquickdesignerwindowmanager_p.h" |
41 | #include "private/qquickwindow_p.h" |
42 | #include <QtQuick/QQuickWindow> |
43 | #if QT_CONFIG(opengl) |
44 | #include <private/qsgdefaultrendercontext_p.h> |
45 | #endif |
46 | |
47 | QT_BEGIN_NAMESPACE |
48 | |
49 | QQuickDesignerWindowManager::QQuickDesignerWindowManager() |
50 | : m_sgContext(QSGContext::createDefaultContext()) |
51 | { |
52 | m_renderContext.reset(other: m_sgContext.data()->createRenderContext()); |
53 | } |
54 | |
55 | void QQuickDesignerWindowManager::show(QQuickWindow *window) |
56 | { |
57 | makeOpenGLContext(window); |
58 | } |
59 | |
60 | void QQuickDesignerWindowManager::hide(QQuickWindow *) |
61 | { |
62 | } |
63 | |
64 | void QQuickDesignerWindowManager::windowDestroyed(QQuickWindow *) |
65 | { |
66 | } |
67 | |
68 | void QQuickDesignerWindowManager::makeOpenGLContext(QQuickWindow *window) |
69 | { |
70 | #if QT_CONFIG(opengl) |
71 | if (!m_openGlContext) { |
72 | m_openGlContext.reset(other: new QOpenGLContext()); |
73 | m_openGlContext->setFormat(window->requestedFormat()); |
74 | m_openGlContext->create(); |
75 | if (!m_openGlContext->makeCurrent(surface: window)) |
76 | qWarning(msg: "QQuickWindow: makeCurrent() failed..."); |
77 | QSGDefaultRenderContext::InitParams params; |
78 | params.sampleCount = qMax(a: 1, b: m_openGlContext->format().samples()); |
79 | params.openGLContext = m_openGlContext.data(); |
80 | params.initialSurfacePixelSize = window->size() * window->effectiveDevicePixelRatio(); |
81 | params.maybeSurface = window; |
82 | m_renderContext->initialize(params: ¶ms); |
83 | } else { |
84 | m_openGlContext->makeCurrent(surface: window); |
85 | } |
86 | #else |
87 | Q_UNUSED(window) |
88 | #endif |
89 | } |
90 | |
91 | void QQuickDesignerWindowManager::exposureChanged(QQuickWindow *) |
92 | { |
93 | } |
94 | |
95 | QImage QQuickDesignerWindowManager::grab(QQuickWindow *) |
96 | { |
97 | return QImage(); |
98 | } |
99 | |
100 | void QQuickDesignerWindowManager::maybeUpdate(QQuickWindow *) |
101 | { |
102 | } |
103 | |
104 | QSGContext *QQuickDesignerWindowManager::sceneGraphContext() const |
105 | { |
106 | return m_sgContext.data(); |
107 | } |
108 | |
109 | void QQuickDesignerWindowManager::createOpenGLContext(QQuickWindow *window) |
110 | { |
111 | window->create(); |
112 | window->update(); |
113 | } |
114 | |
115 | void QQuickDesignerWindowManager::update(QQuickWindow *window) |
116 | { |
117 | makeOpenGLContext(window); |
118 | } |
119 | |
120 | QT_END_NAMESPACE |
121 | |
122 | |
123 | #include "moc_qquickdesignerwindowmanager_p.cpp" |
124 |