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
|
/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** 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 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** 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.
**
****************************************************************************/
#pragma once
#include "qmlprofilertimelinemodel.h"
#include <QStringList>
#include <QColor>
#include <QSize>
namespace QmlProfiler {
namespace Internal {
class PixmapCacheModel : public QmlProfilerTimelineModel
{
Q_OBJECT
public:
enum CacheState {
Uncached, // After loading started (or some other proof of existence) or after uncaching
ToBeCached, // After determining the pixmap is to be cached but before knowing its size
Cached, // After caching a pixmap or determining the size of a ToBeCached pixmap
Uncacheable, // If loading failed without ToBeCached or after a corrupt pixmap has been uncached
Corrupt, // If after ToBeCached we learn that loading failed
MaximumCacheState
};
enum LoadState {
Initial,
Loading,
Finished,
Error,
MaximumLoadState
};
struct PixmapState {
PixmapState(int width, int height, CacheState cache = Uncached) :
size(width, height), started(-1), loadState(Initial), cacheState(cache) {}
PixmapState(CacheState cache = Uncached) : started(-1), loadState(Initial), cacheState(cache) {}
QSize size;
int started;
LoadState loadState;
CacheState cacheState;
};
struct Pixmap {
Pixmap() {}
Pixmap(const QString &url) : url(url), sizes(1) {}
QString url;
QVector<PixmapState> sizes;
};
enum PixmapEventType {
PixmapSizeKnown,
PixmapReferenceCountChanged,
PixmapCacheCountChanged,
PixmapLoadingStarted,
PixmapLoadingFinished,
PixmapLoadingError,
MaximumPixmapEventType
};
struct Item {
int typeId = -1;
PixmapEventType pixmapEventType = MaximumPixmapEventType;
int urlIndex = -1;
int sizeIndex = -1;
int rowNumberCollapsed = -1;
qint64 cacheSize = 0;
};
PixmapCacheModel(QmlProfilerModelManager *manager, Timeline::TimelineModelAggregator *parent);
qint64 rowMaxValue(int rowNumber) const override;
int expandedRow(int index) const override;
int collapsedRow(int index) const override;
int typeId(int index) const override;
QRgb color(int index) const override;
float relativeHeight(int index) const override;
QVariantList labels() const override;
QVariantMap details(int index) const override;
void loadEvent(const QmlEvent &event, const QmlEventType &type) override;
void finalize() override;
void clear() override;
#ifdef WITH_TESTS
LoadState loadState(int index) const;
CacheState cacheState(int index) const;
QString fileName(int index) const;
#endif
private:
void computeMaxCacheSize();
void resizeUnfinishedLoads();
void flattenLoads();
int updateCacheCount(int m_lastCacheSizeEvent, qint64 startTime, qint64 pixSize,
Item &newEvent, int typeId);
QVector<Item> m_data;
QVector<Pixmap> m_pixmaps;
qint64 m_maxCacheSize = 1;
int m_lastCacheSizeEvent = -1;
int m_cumulatedCount = 0;
static const int s_pixmapCacheCountHue = 240;
};
} // namespace Internal
} // namespace QmlProfiler
|
