blob: b0f64044a44a65332582bb592c6ad98cbf623709 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
|
/****************************************************************************
**
** Copyright (C) 2018 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL$
** 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 or (at your option) any later version
** approved by the KDE Free Qt Foundation. The licenses are as published by
** the Free Software Foundation and appearing in the file LICENSE.GPL3
** 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.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qhtml5screen.h"
#include "qhtml5window.h"
#include "qhtml5compositor.h"
#include <QtEglSupport/private/qeglconvenience_p.h>
#ifndef QT_NO_OPENGL
# include <QtEglSupport/private/qeglplatformcontext_p.h>
#endif
#include <qpa/qwindowsysteminterface.h>
#include <QtCore/QCoreApplication>
#include <QDebug>
#include <QGuiApplication>
#include <private/qhighdpiscaling_p.h>
QT_BEGIN_NAMESPACE
QHtml5Screen::QHtml5Screen(QHtml5Compositor *compositor)
: mCompositor(compositor)
, m_depth(32)
, m_format(QImage::Format_RGB32)
{
mCompositor->setScreen(this);
}
QHtml5Screen::~QHtml5Screen()
{
}
QRect QHtml5Screen::geometry() const
{
return m_geometry;
}
int QHtml5Screen::depth() const
{
return m_depth;
}
QImage::Format QHtml5Screen::format() const
{
return m_format;
}
qreal QHtml5Screen::devicePixelRatio() const
{
// FIXME: The effective device pixel ratio may be different from the
// HTML window dpr if the OpenGL driver/GPU allocates a less than
// full resolution surface. Use emscripten_webgl_get_drawing_buffer_size()
// and compute the dpr instead.
double htmlWindowDpr = EM_ASM_DOUBLE({
return window.devicePixelRatio;
});
return qreal(htmlWindowDpr);
}
QPlatformCursor *QHtml5Screen::cursor() const
{
return const_cast<QHtml5Cursor *>(&m_cursor);
}
void QHtml5Screen::resizeMaximizedWindows()
{
QList<QWindow*> windows = QGuiApplication::allWindows();
// 'screen()' still has the old geometry info while 'this' has the new geometry info
const QRect oldGeometry = screen()->geometry();
const QRect oldAvailableGeometry = screen()->availableGeometry();
const QRect newGeometry = deviceIndependentGeometry();
const QRect newAvailableGeometry = QHighDpi::fromNative(availableGeometry(), QHighDpiScaling::factor(this), newGeometry.topLeft());
// make sure maximized and fullscreen windows are updated
for (int i = 0; i < windows.size(); ++i) {
QWindow *w = windows.at(i);
// Skip non-platform windows, e.g., offscreen windows.
if (!w->handle())
continue;
if (platformScreenForWindow(w) != this)
continue;
if (w->windowState() & Qt::WindowMaximized || w->geometry() == oldAvailableGeometry)
w->setGeometry(newAvailableGeometry);
else if (w->windowState() & Qt::WindowFullScreen || w->geometry() == oldGeometry)
w->setGeometry(newGeometry);
}
}
QWindow *QHtml5Screen::topWindow() const
{
return mCompositor->keyWindow();
}
QWindow *QHtml5Screen::topLevelAt(const QPoint & p) const
{
return mCompositor->windowAt(p);
}
void QHtml5Screen::invalidateSize()
{
m_geometry = QRect();
}
void QHtml5Screen::setGeometry(const QRect &rect)
{
m_geometry = rect;
QWindowSystemInterface::handleScreenGeometryChange(QPlatformScreen::screen(), geometry(), availableGeometry());
resizeMaximizedWindows();
}
QT_END_NAMESPACE
|
