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
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
|
/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtDeclarative module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QMLGRAPHICSITEM_P_H
#define QMLGRAPHICSITEM_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <qmlgraphicsitem.h>
#include <private/qmlstate_p.h>
#include <private/qmlgraphicsanchors_p.h>
#include <private/qmlnullablevalue_p_p.h>
#include <private/qmlgraphicsanchors_p_p.h>
#include <qml.h>
#include <qmlcontext.h>
#include <QtCore/qlist.h>
#include <private/qgraphicsitem_p.h>
#include <QtCore/qdebug.h>
QT_BEGIN_NAMESPACE
class QNetworkReply;
class QmlGraphicsItemKeyFilter;
//### merge into private?
class QmlGraphicsContents : public QObject
{
Q_OBJECT
public:
QmlGraphicsContents();
QRectF rectF() const;
void setItem(QmlGraphicsItem *item);
public Q_SLOTS:
void calcHeight();
void calcWidth();
Q_SIGNALS:
void rectChanged();
private:
QmlGraphicsItem *m_item;
qreal m_x;
qreal m_y;
qreal m_width;
qreal m_height;
};
class QmlGraphicsItemPrivate : public QGraphicsItemPrivate
{
Q_DECLARE_PUBLIC(QmlGraphicsItem)
public:
QmlGraphicsItemPrivate()
: _anchors(0), _contents(0),
_baselineOffset(0),
_anchorLines(0),
_stateGroup(0), origin(QmlGraphicsItem::TopLeft),
widthValid(false), heightValid(false),
_componentComplete(true), _keepMouse(false),
smooth(false), keyHandler(0),
width(0), height(0), implicitWidth(0), implicitHeight(0)
{}
~QmlGraphicsItemPrivate()
{ delete _anchors; }
void init(QmlGraphicsItem *parent)
{
Q_Q(QmlGraphicsItem);
if (parent)
q->setParentItem(parent);
_baselineOffset.invalidate();
q->setAcceptedMouseButtons(Qt::NoButton);
q->setFlags(QGraphicsItem::ItemHasNoContents |
QGraphicsItem::ItemIsFocusable |
QGraphicsItem::ItemNegativeZStacksBehindParent);
mouseSetsFocus = false;
}
QString _id;
// data property
void data_removeAt(int);
int data_count() const;
void data_append(QObject *);
void data_insert(int, QObject *);
QObject *data_at(int) const;
void data_clear();
QML_DECLARE_LIST_PROXY(QmlGraphicsItemPrivate, QObject *, data)
// resources property
void resources_removeAt(int);
int resources_count() const;
void resources_append(QObject *);
void resources_insert(int, QObject *);
QObject *resources_at(int) const;
void resources_clear();
QML_DECLARE_LIST_PROXY(QmlGraphicsItemPrivate, QObject *, resources)
// children property
void children_removeAt(int);
int children_count() const;
void children_append(QmlGraphicsItem *);
void children_insert(int, QmlGraphicsItem *);
QmlGraphicsItem *children_at(int) const;
void children_clear();
QML_DECLARE_LIST_PROXY(QmlGraphicsItemPrivate, QmlGraphicsItem *, children)
// transform property
void transform_removeAt(int);
int transform_count() const;
void transform_append(QGraphicsTransform *);
void transform_insert(int, QGraphicsTransform *);
QGraphicsTransform *transform_at(int) const;
void transform_clear();
QML_DECLARE_LIST_PROXY(QmlGraphicsItemPrivate, QGraphicsTransform *, transform)
QmlGraphicsAnchors *anchors() {
if (!_anchors) {
Q_Q(QmlGraphicsItem);
_anchors = new QmlGraphicsAnchors;
_anchors->setItem(q);
if (!_componentComplete)
_anchors->classBegin();
}
return _anchors;
}
QList<QmlGraphicsAnchors *> dependantAnchors;
QmlGraphicsAnchors *_anchors;
QmlGraphicsContents *_contents;
QmlNullableValue<qreal> _baselineOffset;
struct AnchorLines {
AnchorLines(QmlGraphicsItem *);
QmlGraphicsAnchorLine left;
QmlGraphicsAnchorLine right;
QmlGraphicsAnchorLine hCenter;
QmlGraphicsAnchorLine top;
QmlGraphicsAnchorLine bottom;
QmlGraphicsAnchorLine vCenter;
QmlGraphicsAnchorLine baseline;
};
mutable AnchorLines *_anchorLines;
AnchorLines *anchorLines() const {
Q_Q(const QmlGraphicsItem);
if (!_anchorLines) _anchorLines =
new AnchorLines(const_cast<QmlGraphicsItem *>(q));
return _anchorLines;
}
QmlStateGroup *states();
QmlStateGroup *_stateGroup;
QmlGraphicsItem::TransformOrigin origin:4;
bool widthValid:1;
bool heightValid:1;
bool _componentComplete:1;
bool _keepMouse:1;
bool smooth:1;
QmlGraphicsItemKeyFilter *keyHandler;
qreal width;
qreal height;
qreal implicitWidth;
qreal implicitHeight;
QPointF computeTransformOrigin() const;
virtual void setPosHelper(const QPointF &pos)
{
Q_Q(QmlGraphicsItem);
QRectF oldGeometry(this->pos.x(), this->pos.y(), width, height);
QGraphicsItemPrivate::setPosHelper(pos);
q->geometryChanged(QRectF(this->pos.x(), this->pos.y(), width, height), oldGeometry);
}
// Reimplemented from QGraphicsItemPrivate
virtual void subFocusItemChange()
{
emit q_func()->wantsFocusChanged();
}
// Reimplemented from QGraphicsItemPrivate
virtual void siblingOrderChange()
{
foreach(QmlGraphicsItemPrivate* other, siblingOrderNotifiees)
other->otherSiblingOrderChange(this);
}
QList<QmlGraphicsItemPrivate*> siblingOrderNotifiees;
void registerSiblingOrderNotification(QmlGraphicsItemPrivate* other)
{
siblingOrderNotifiees << other;
}
void unregisterSiblingOrderNotification(QmlGraphicsItemPrivate* other)
{
siblingOrderNotifiees.removeAll(other);
}
virtual void otherSiblingOrderChange(QmlGraphicsItemPrivate* other) {Q_UNUSED(other)}
static int consistentTime;
static QTime currentTime();
static void Q_DECLARATIVE_EXPORT setConsistentTime(int t);
static void start(QTime &);
static int elapsed(QTime &);
static int restart(QTime &);
};
QT_END_NAMESPACE
#endif // QMLGRAPHICSITEM_P_H
|
