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
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
|
/*
* Copyright (C) 2010, 2011 Nokia Corporation and/or its subsidiary(-ies)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this program; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#include "config.h"
#include "qquickwebpage_p.h"
#include "QtWebPageEventHandler.h"
#include "QtWebPageSGNode.h"
#include "TransformationMatrix.h"
#include "qquickwebpage_p_p.h"
#include "qquickwebview_p.h"
#include "qquickwebview_p_p.h"
#include "qwebkittest_p.h"
#include <QQuickWindow>
#include <WKPage.h>
#include <WebCore/CoordinatedGraphicsScene.h>
using namespace WebKit;
QQuickWebPage::QQuickWebPage(QQuickWebView* viewportItem)
: QQuickItem(viewportItem->contentItem())
, d(new QQuickWebPagePrivate(this, viewportItem))
{
setFlag(ItemHasContents);
setClip(true);
// We do the transform from the top left so the viewport can assume the position 0, 0
// is always where rendering starts.
setTransformOrigin(TopLeft);
}
QQuickWebPage::~QQuickWebPage()
{
delete d;
}
QQuickWebPagePrivate::QQuickWebPagePrivate(QQuickWebPage* q, QQuickWebView* viewportItem)
: q(q)
, viewportItem(viewportItem)
, paintingIsInitialized(false)
, contentsScale(1)
{
}
void QQuickWebPagePrivate::paint(QPainter* painter)
{
if (WebCore::CoordinatedGraphicsScene* scene = QQuickWebViewPrivate::get(viewportItem)->coordinatedGraphicsScene())
scene->paintToGraphicsContext(painter);
}
QSGNode* QQuickWebPage::updatePaintNode(QSGNode* oldNode, UpdatePaintNodeData*)
{
QQuickWebViewPrivate* webViewPrivate = QQuickWebViewPrivate::get(d->viewportItem);
WebCore::CoordinatedGraphicsScene* scene = webViewPrivate->coordinatedGraphicsScene();
if (!scene)
return oldNode;
QtWebPageSGNode* node = static_cast<QtWebPageSGNode*>(oldNode);
const QWindow* window = this->window();
ASSERT(window);
WKPageRef pageRef = webViewPrivate->webPage.get();
if (window && WKPageGetBackingScaleFactor(pageRef) != window->devicePixelRatio()) {
WKPageSetCustomBackingScaleFactor(pageRef, window->devicePixelRatio());
// This signal is queued since if we are running a threaded renderer. This might cause failures
// if tests are reading the new value between the property change and the signal emission.
emit d->viewportItem->experimental()->test()->devicePixelRatioChanged();
}
if (!node)
node = new QtWebPageSGNode;
node->setCoordinatedGraphicsScene(scene);
node->setScale(d->contentsScale);
node->setDevicePixelRatio(window->devicePixelRatio());
QColor backgroundColor = webViewPrivate->transparentBackground() ? Qt::transparent : Qt::white;
QRectF backgroundRect(QPointF(0, 0), d->contentsSize);
node->setBackground(backgroundRect, backgroundColor);
return node;
}
void QQuickWebPage::setContentsSize(const QSizeF& size)
{
if (size.isEmpty() || d->contentsSize == size)
return;
d->contentsSize = size;
d->updateSize();
emit d->viewportItem->experimental()->test()->contentsSizeChanged();
}
const QSizeF& QQuickWebPage::contentsSize() const
{
return d->contentsSize;
}
void QQuickWebPage::setContentsScale(qreal scale)
{
ASSERT(scale > 0);
d->contentsScale = scale;
d->updateSize();
emit d->viewportItem->experimental()->test()->contentsScaleChanged();
}
qreal QQuickWebPage::contentsScale() const
{
ASSERT(d->contentsScale > 0);
return d->contentsScale;
}
QTransform QQuickWebPage::transformFromItem() const
{
return transformToItem().inverted();
}
QTransform QQuickWebPage::transformToItem() const
{
qreal xPos = x();
qreal yPos = y();
if (d->viewportItem->experimental()->flickableViewportEnabled()) {
// Flickable moves its contentItem so we need to take that position into
// account, as well as the potential displacement of the page on the
// contentItem because of additional QML items.
xPos += d->viewportItem->contentItem()->x();
yPos += d->viewportItem->contentItem()->y();
}
return QTransform(d->contentsScale, 0, 0, 0, d->contentsScale, 0, xPos, yPos, 1);
}
void QQuickWebPagePrivate::updateSize()
{
QSizeF scaledSize = contentsSize * contentsScale;
q->setSize(scaledSize);
if (viewportItem->experimental()->flickableViewportEnabled()) {
// Make sure that the content is sized to the page if the user did not
// add other flickable items. If that is not the case, the user needs to
// disable the default content item size property on the WebView and
// bind the contentWidth and contentHeight accordingly, in accordance
// accordance with normal Flickable behaviour.
if (viewportItem->experimental()->useDefaultContentItemSize()) {
viewportItem->setContentWidth(scaledSize.width());
viewportItem->setContentHeight(scaledSize.height());
}
}
}
QQuickWebPagePrivate::~QQuickWebPagePrivate()
{
}
#include "moc_qquickwebpage_p.cpp"
|
