| 1 | /* -*- C++ -*- |
| 2 | This file is part of ThreadWeaver. |
| 3 | |
| 4 | SPDX-FileCopyrightText: 2005-2014 Mirko Boehm <mirko@kde.org> |
| 5 | |
| 6 | SPDX-License-Identifier: LGPL-2.0-or-later |
| 7 | */ |
| 8 | |
| 9 | #ifndef IMAGE_H |
| 10 | #define IMAGE_H |
| 11 | |
| 12 | #include <QAtomicInt> |
| 13 | #include <QCoreApplication> |
| 14 | #include <QImage> |
| 15 | #include <QReadWriteLock> |
| 16 | |
| 17 | #include "Progress.h" |
| 18 | |
| 19 | class Model; |
| 20 | |
| 21 | /*! |
| 22 | * \class Image |
| 23 | * |
| 24 | * \inmodule ThreadWeaver |
| 25 | * |
| 26 | * \brief Image loads an image from a path, and then calculates and saves a thumbnail for it. |
| 27 | */ |
| 28 | class Image |
| 29 | { |
| 30 | Q_DECLARE_TR_FUNCTIONS(Image) |
| 31 | |
| 32 | public: |
| 33 | /*! |
| 34 | * \enum Steps |
| 35 | * |
| 36 | * \value Step_NotStarted |
| 37 | * \value Step_LoadFile |
| 38 | * \value Step_LoadImage |
| 39 | * \value Step_ComputeThumbNail |
| 40 | * \value Step_SaveThumbNail |
| 41 | * \value Step_NumberOfSteps |
| 42 | * \value Step_Complete |
| 43 | */ |
| 44 | enum Steps { |
| 45 | Step_NotStarted, |
| 46 | Step_LoadFile, |
| 47 | Step_LoadImage, |
| 48 | Step_ComputeThumbNail, |
| 49 | Step_SaveThumbNail, |
| 50 | Step_NumberOfSteps = Step_SaveThumbNail, |
| 51 | Step_Complete = Step_SaveThumbNail, |
| 52 | }; |
| 53 | |
| 54 | /*! |
| 55 | */ |
| 56 | Image(const QString inputFileName = QString(), const QString outputFileName = QString(), Model *model = nullptr, int id = 0); |
| 57 | /*! |
| 58 | */ |
| 59 | Progress progress() const; |
| 60 | /*! |
| 61 | */ |
| 62 | QString description() const; |
| 63 | /*! |
| 64 | */ |
| 65 | QString details() const; |
| 66 | /*! |
| 67 | */ |
| 68 | QString details2() const; |
| 69 | /*! |
| 70 | */ |
| 71 | int processingOrder() const; |
| 72 | |
| 73 | /*! |
| 74 | */ |
| 75 | const QString inputFileName() const; |
| 76 | /*! |
| 77 | */ |
| 78 | const QString outputFileName() const; |
| 79 | /*! |
| 80 | */ |
| 81 | QImage thumbNail() const; |
| 82 | |
| 83 | /*! |
| 84 | */ |
| 85 | void loadFile(); |
| 86 | /*! |
| 87 | */ |
| 88 | void loadImage(); |
| 89 | /*! |
| 90 | */ |
| 91 | void computeThumbNail(); |
| 92 | /*! |
| 93 | */ |
| 94 | void saveThumbNail(); |
| 95 | |
| 96 | static const int ThumbHeight; |
| 97 | static const int ThumbWidth; |
| 98 | |
| 99 | private: |
| 100 | /*! |
| 101 | */ |
| 102 | void announceProgress(Steps step); |
| 103 | /*! |
| 104 | */ |
| 105 | void error(Steps step, const QString &message); |
| 106 | |
| 107 | QString m_inputFileName; |
| 108 | QString m_outputFileName; |
| 109 | QString m_description; |
| 110 | QString m_details; |
| 111 | QString m_details2; |
| 112 | QAtomicInt m_progress; |
| 113 | QAtomicInt m_failedStep; |
| 114 | QAtomicInt m_processingOrder; |
| 115 | |
| 116 | QByteArray m_imageData; |
| 117 | QImage m_image; |
| 118 | QImage m_thumbnail; |
| 119 | Model *m_model; |
| 120 | int m_id; |
| 121 | |
| 122 | static QReadWriteLock Lock; |
| 123 | static int ProcessingOrder; |
| 124 | }; |
| 125 | |
| 126 | Q_DECLARE_METATYPE(Image) |
| 127 | Q_DECLARE_METATYPE(const Image *) |
| 128 | |
| 129 | #endif // IMAGE_H |
| 130 | |