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/***************************************************************************
* Copyright (C) 2007-2010 by Peter Semiletov *
* peter.semiletov@gmail.com *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 3 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 General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifndef UTILS_H
#define UTILS_H
#include <QtGui>
typedef struct {
char chunk_id[4];
quint32 chunk_size;
} t_wav_chunk_hdr;
typedef struct {
quint16 format; // = 1 (PCM/uncompressed)
quint16 num_channels; // mono = 1, stereo = 2, etc
quint32 sample_rate; // 8000, 44100, 48000 etc
quint32 byte_rate; // SampleRate * NumChannels * BitsPerSample/8
quint16 block_align; // NumChannels * BitsPerSample / 8
quint16 bits_per_sample; //8, 16 etc
} t_wav_chunk_fmt;
class CFilesList: public QObject
{
public:
QStringList list;
void get (const QString &path);
void iterate (QFileInfo &fi);
};
class CFTypeChecker: public QObject
{
public:
QStringList lexts;
QStringList lnames;
CFTypeChecker (const QString &fnames, const QString &exts);
bool check (const QString &fname);
};
class CWavReader: public QObject
{
public:
t_wav_chunk_fmt wav_chunk_fmt;
double rms;
bool get_info (const QString fname);
};
QString hash_keyval_to_string (const QHash<QString, QString> &h);
QString hash_get_val (QHash<QString, QString> &h, const QString &key, const QString &def_val);
QString file_get_ext (const QString &file_name);
bool file_exists (const QString &fileName);
void qstring_list_print (const QStringList &l);
bool qstring_save (const QString &fileName, const QString &data, const char *enc = "UTF-8");
QString qstring_load (const QString &fileName, const char *enc = "UTF-8");
QString toggle_fname_header_source (const QString &fileName);
void create_menu_from_list (QObject *handler,
QMenu *menu,
const QStringList &list,
const char *method
);
QString mod_to_string (Qt::KeyboardModifiers k);
QStringList read_dir_entries (const QString &path);
QStringList html_get_by_patt (const QString &s, const QString &spatt);
QHash<QString, QString> hash_load (const QString &fname);
QHash<QString, QString> hash_load_keyval (const QString &fname);
QHash<QString, QString> stringlist_to_hash (const QStringList &l);
QString hash_keyval_to_string (QHash<QString, QString> *h);
bool is_image (const QString &filename);
QString keycode_to_string (int k);
QString string_between (const QString &source, const QString &sep1, const QString &sep2);
QByteArray file_load (const QString &fileName);
bool char_is_shit (const QChar &c);
void create_menu_from_dir (QObject *handler,
QMenu *menu,
const QString &dir,
const char *method
);
QPixmap pixmap_scale_by (const QPixmap &source,
bool by_side,
int value,
Qt::TransformationMode mode);
QString change_file_ext (const QString &s, const QString &ext);
QStringList bytearray_to_stringlist (QList <QByteArray> a);
QString qstring_get_last_after (const QString &s, const QString &sep);
QString int_to_binary (int n);
QString string_reverse (const QString &s);
unsigned int bin_to_decimal (const QString &s);
QString get_insert_image (const QString &file_name, const QString &full_path, const QString &markup_mode);
inline int get_value (int total, int perc)
{
return static_cast <int> ((total / 100) * perc);
}
inline double get_percent (double total, double value)
{
return (value / total) * 100;
}
inline bool is_dir (const QString &path)
{
return QFileInfo(path).isDir();
}
inline QString get_file_path (const QString &fileName)
{
return QFileInfo (fileName).absolutePath();
}
#endif
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