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Diffstat (limited to 'kstars/kstars/dmsbox.h')
| -rw-r--r-- | kstars/kstars/dmsbox.h | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/kstars/kstars/dmsbox.h b/kstars/kstars/dmsbox.h new file mode 100644 index 00000000..2e66042b --- /dev/null +++ b/kstars/kstars/dmsbox.h @@ -0,0 +1,147 @@ +/*************************************************************************** + dmsbox.h - description + ------------------- + begin : Wed Dec 19 2002 + copyright : (C) 2001-2002 by Pablo de Vicente + email : vicente@oan.es + ***************************************************************************/ + +/*************************************************************************** + * * + * 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 2 of the License, or * + * (at your option) any later version. * + * * + ***************************************************************************/ + +#ifndef DMSBOX_H +#define DMSBOX_H + +#include <klineedit.h> + +#include "dms.h" + +/**@class dmsBox + *A KLineEdit which is capable of displaying and parsing angle values + *flexibly and robustly. Angle values can be displayed and parsed as + *Degrees or Hours. When displaying a value, it uses a space-delimited + *triplet of integers representing the degrees, arcminutes, and arcseconds + *of the angle (or hours, minutes, seconds). For example, "-34 45 57". + *When parsing a value input by the user, it can also understand + *a number of other formats: + *@li colon-delimited fields ("-34:45:57") + *@li one or two fields ("-35"; "-34 46") + *@li fields with unit-labels ("-34d 45m 57s") + *@li floating-point numbers ("-34.76583") + * + *@note Inherits KLineEdit. + *@author Pablo de Vicente + *@version 1.0 + */ + +class dmsBox : public KLineEdit { +Q_OBJECT +Q_PROPERTY (bool degType READ degType WRITE setDegType) + +public: + /**Constructor for the dmsBox object. + *@param parent pointer to the parent QWidget + *@param ni the name of the object + *@param deg if TRUE use deg/arcmin/arcsec; otherwise + * use hours/min/sec. + */ + dmsBox(QWidget *parent, const char *ni=0, bool deg=TRUE); + + /**Destructor (empty)*/ + ~dmsBox(); + + /**Display an angle using Hours/Min/Sec. + *@p t the dms object which is to be displayed + */ + void showInHours(dms t); + /**Display an angle using Hours/Min/Sec. This behaves just + *like the above function. It differs only in the data type of + *the argument. + *@p t pointer to the dms object which is to be displayed + */ + void showInHours(const dms *t); + + /**Display an angle using Deg/Arcmin/Arcsec. + *@p t the dms object which is to be displayed + */ + void showInDegrees(dms t); + /**Display an angle using Deg/Arcmin/Arcsec. This behaves just + *like the above function. It differs only in the data type of + *the argument. + *@p t pointer to the dms object which is to be displayed + */ + void showInDegrees(const dms *t); + + /**Display an angle. Simply calls showInDegrees(t) or + *showInHours(t) depending on the value of deg. + *@param t the dms object which is to be displayed. + *@param deg if TRUE, display Deg/Arcmin/Arcsec; otherwise + *display Hours/Min/Sec. + */ + void show(dms t, bool deg=TRUE); + /**Display an angle. Simply calls showInDegrees(t) or + *showInHours(t) depending on the value of deg. + *This behaves essentially like the above function. It + *differs only in the data type of its argument. + *@param t the dms object which is to be displayed. + *@param deg if TRUE, display Deg/Arcmin/Arcsec; otherwise + *display Hours/Min/Sec. + */ + void show(const dms *t,bool deg=TRUE); + + /**Simply display a string. + *@note JH: Why don't we just use KLineEdit::setText() instead? + *@param s the string to display (it need not be a valid angle value). + */ + void setDMS(QString s) { setText(s); } + + /**Parse the text in the dmsBox as an angle. The text may be an integer + *or double value, or it may be a triplet of integer values (separated by spaces + *or colons) representing deg/hrs, min, sec. It is also possible to have two + *fields. In this case, if the second field is a double, it is converted + *to decimal min and double sec. + *@param deg if TRUE use deg/arcmin/arcsec; otherwise + * use hours/min/sec. + *@param ok set to true if a dms object was succedssfully created. + *@return a dms object constructed from the fields of the dmsbox + */ + dms createDms(bool deg=TRUE, bool *ok=0); + + /**@return a boolean indicating if object contains degrees or hours + */ + bool degType(void) const {return deg;} + + /**@short set the dmsBox to Degrees or Hours + *@param t if true, the box expects angle values in degrees; otherwise + *it expects values in hours + */ + void setDegType( bool t ); + + /**Clears the KLineEdit + */ + void clearFields (void) { setDMS(""); } + +protected: + void focusInEvent( QFocusEvent *e ); + void focusOutEvent( QFocusEvent *e ); + +private slots: + void slotTextChanged( const QString &t ); + +private: + void setEmptyText(); + + int degree, minute, hour; + double second; + int second_int, msecond; + bool deg, EmptyFlag; + dms degValue; +}; + +#endif |