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kicad/include/common.h

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2014-2017 Jean-Pierre Charras, jp.charras at wanadoo.fr
* Copyright (C) 2007-2015 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
* Copyright (C) 2008-2015 Wayne Stambaugh <stambaughw@verizon.net>
* Copyright (C) 1992-2017 KiCad Developers, see AUTHORS.txt for contributors.
*
* 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.
*
* 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, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
/**
* The common library
* @file common.h
*/
#ifndef INCLUDE__COMMON_H_
#define INCLUDE__COMMON_H_
#include <vector>
#include <boost/cstdint.hpp>
#include <wx/wx.h>
#include <wx/confbase.h>
#include <wx/fileconf.h>
#include <richio.h>
#include <colors.h>
#include <atomic>
class wxAboutDialogInfo;
class SEARCH_STACK;
class wxSingleInstanceChecker;
class REPORTER;
// Flag for special keys
// This type could be extended to 64 bits to add room for more flags.
// For compatibility with old code, keep flag bits out of the least
// significant nibble (0xF).
typedef uint32_t EDA_KEY;
#define EDA_KEY_C UINT32_C
#define GR_KB_RIGHTSHIFT ( EDA_KEY_C( 0x01000000 ) )
#define GR_KB_LEFTSHIFT ( EDA_KEY_C( 0x02000000 ) )
#define GR_KB_CTRL ( EDA_KEY_C( 0x04000000 ) )
#define GR_KB_ALT ( EDA_KEY_C( 0x08000000 ) )
#define GR_KB_SHIFT ( GR_KB_LEFTSHIFT | GR_KB_RIGHTSHIFT )
#define GR_KB_SHIFTCTRL ( GR_KB_SHIFT | GR_KB_CTRL )
#define MOUSE_MIDDLE ( EDA_KEY_C( 0x10000000 ) )
#define GR_KEY_INVALID ( EDA_KEY_C( 0x80000000 ) )
#define GR_KEY_NONE ( EDA_KEY_C( 0 ) )
/// default name for nameless projects
#define NAMELESS_PROJECT wxT( "noname" )
/// Pseudo key codes for command panning
enum pseudokeys {
EDA_PANNING_UP_KEY = 1,
EDA_PANNING_DOWN_KEY,
EDA_PANNING_LEFT_KEY,
EDA_PANNING_RIGHT_KEY,
EDA_ZOOM_IN_FROM_MOUSE,
EDA_ZOOM_OUT_FROM_MOUSE,
EDA_ZOOM_CENTER_FROM_MOUSE
};
#define ESC 27
// TODO Executable names TODO
#ifdef __WINDOWS__
#define CVPCB_EXE wxT( "cvpcb.exe" )
#define PCBNEW_EXE wxT( "pcbnew.exe" )
#define EESCHEMA_EXE wxT( "eeschema.exe" )
#define GERBVIEW_EXE wxT( "gerbview.exe" )
#define BITMAPCONVERTER_EXE wxT( "bitmap2component.exe" )
#define PCB_CALCULATOR_EXE wxT( "pcb_calculator.exe" )
#define PL_EDITOR_EXE wxT( "pl_editor.exe" )
#else
#define CVPCB_EXE wxT( "cvpcb" )
#define PCBNEW_EXE wxT( "pcbnew" )
#define EESCHEMA_EXE wxT( "eeschema" )
#define GERBVIEW_EXE wxT( "gerbview" )
#define BITMAPCONVERTER_EXE wxT( "bitmap2component" )
#define PCB_CALCULATOR_EXE wxT( "pcb_calculator" )
#define PL_EDITOR_EXE wxT( "pl_editor" )
#endif
// Graphic Texts Orientation in 0.1 degree
#define TEXT_ORIENT_HORIZ 0
#define TEXT_ORIENT_VERT 900
//-----<KiROUND KIT>------------------------------------------------------------
/**
* KiROUND
* rounds a floating point number to an int using
* "round halfway cases away from zero".
* In Debug build an assert fires if will not fit into an int.
*/
#if !defined( DEBUG )
/// KiROUND: a function so v is not evaluated twice. Unfortunately, compiler
/// is unable to pre-compute constants using this.
static inline int KiROUND( double v )
{
return int( v < 0 ? v - 0.5 : v + 0.5 );
}
/// KIROUND: a macro so compiler can pre-compute constants. Use this with compile
/// time constants rather than the inline function above.
#define KIROUND( v ) int( (v) < 0 ? (v) - 0.5 : (v) + 0.5 )
#else
// DEBUG: KiROUND() is a macro to capture line and file, then calls this inline
static inline int kiRound_( double v, int line, const char* filename )
{
v = v < 0 ? v - 0.5 : v + 0.5;
if( v > INT_MAX + 0.5 )
{
printf( "%s: in file %s on line %d, val: %.16g too ' > 0 ' for int\n", __FUNCTION__, filename, line, v );
}
else if( v < INT_MIN - 0.5 )
{
printf( "%s: in file %s on line %d, val: %.16g too ' < 0 ' for int\n", __FUNCTION__, filename, line, v );
}
return int( v );
}
#define KiROUND( v ) kiRound_( v, __LINE__, __FILE__ )
// in Debug build, use the overflow catcher since code size is immaterial
#define KIROUND( v ) KiROUND( v )
#endif
//-----</KiROUND KIT>-----------------------------------------------------------
/// Convert mm to mils.
inline int Mm2mils( double x ) { return KiROUND( x * 1000./25.4 ); }
/// Convert mils to mm.
inline int Mils2mm( double x ) { return KiROUND( x * 25.4 / 1000. ); }
enum EDA_UNITS_T {
INCHES = 0,
MILLIMETRES = 1,
UNSCALED_UNITS = 2,
DEGREES = 3,
};
extern EDA_UNITS_T g_UserUnit; ///< display units
/// Draw color for moving objects.
extern EDA_COLOR_T g_GhostColor;
/**
* Class LOCALE_IO
* is a class that can be instantiated within a scope in which you are expecting
* exceptions to be thrown. Its constructor set a "C" laguage locale option,
* to read/print files with fp numbers.
* Its destructor insures that the default locale is restored if an exception
* is thrown, or not.
*/
class LOCALE_IO
{
public:
LOCALE_IO();
~LOCALE_IO();
private:
void setUserLocale( const char* aUserLocale );
// allow for nesting of LOCALE_IO instantiations
static std::atomic<unsigned int> m_c_count;
// The locale in use before switching to the "C" locale
// (the locale can be set by user, and is not always the system locale)
std::string m_user_locale;
};
/**
* Function GetTextSize
* returns the size of @a aSingleLine of text when it is rendered in @a aWindow
* using whatever font is currently set in that window.
*/
wxSize GetTextSize( const wxString& aSingleLine, wxWindow* aWindow );
/**
* Function EnsureTextCtrlWidth
* sets the minimum pixel width on a text control in order to make a text
* string be fully visible within it. The current font within the text
* control is considered.
* The text can come either from the control or be given as an argument.
* If the text control is larger than needed, then nothing is done.
* @param aCtrl the text control to potentially make wider.
* @param aString the text that is used in sizing the control's pixel width.
* If NULL, then
* the text already within the control is used.
* @return bool - true if the \a aCtrl had its size changed, else false.
*/
bool EnsureTextCtrlWidth( wxTextCtrl* aCtrl, const wxString* aString = NULL );
/**
* Function ProcessExecute
* runs a child process.
* @param aCommandLine The process and any arguments to it all in a single
* string.
* @param aFlags The same args as allowed for wxExecute()
* @param callback wxProcess implementing OnTerminate to be run when the
child process finishes
* @return int - pid of process, 0 in case of error (like return values of
* wxExecute())
*/
int ProcessExecute( const wxString& aCommandLine, int aFlags = wxEXEC_ASYNC,
wxProcess *callback = NULL );
/**************/
/* common.cpp */
/**************/
/**
* @return an unique time stamp that changes after each call
*/
time_t GetNewTimeStamp();
int GetCommandOptions( const int argc, const char** argv,
const char* stringtst, const char** optarg,
int* optind );
/**
* Returns the units symbol.
*
* @param aUnits - Units type, default is current units setting.
* @param aFormatString - A formatting string to embed the units symbol into. Note:
* the format string must contain the %s format specifier.
* @return The formatted units symbol.
*/
wxString ReturnUnitSymbol( EDA_UNITS_T aUnits = g_UserUnit,
const wxString& aFormatString = _( " (%s):" ) );
/**
* Get a human readable units string.
*
* The strings returned are full text name and not abbreviations or symbolic
* representations of the units. Use ReturnUnitSymbol() for that.
*
* @param aUnits - The units text to return.
* @return The human readable units string.
*/
wxString GetUnitsLabel( EDA_UNITS_T aUnits );
wxString GetAbbreviatedUnitsLabel( EDA_UNITS_T aUnit = g_UserUnit );
void AddUnitSymbol( wxStaticText& Stext, EDA_UNITS_T aUnit = g_UserUnit );
/**
* Round to the nearest precision.
*
* Try to approximate a coordinate using a given precision to prevent
* rounding errors when converting from inches to mm.
*
* ie round the unit value to 0 if unit is 1 or 2, or 8 or 9
*/
double RoundTo0( double x, double precision );
/**
* Function wxStringSplit
* splits \a aString to a string list separated at \a aSplitter.
* @param aText is the text to split
* @param aStrings will contain the splitted lines
* @param aSplitter is the 'split' character
*/
void wxStringSplit( const wxString& aText, wxArrayString& aStrings, wxChar aSplitter );
/**
* Function SystemDirsAppend
* appends system places to aSearchStack in a platform specific way, and pertinent
* to KiCad programs. It seems to be a place to collect bad ideas and keep them
* out of view.
*/
void SystemDirsAppend( SEARCH_STACK* aSearchStack );
/**
* Function SearchHelpFileFullPath
* returns the help file's full path.
* <p>
* Return the KiCad help file with path and extension.
* Help files can be html (.html ext) or pdf (.pdf ext) files.
* A \<BaseName\>.html file is searched and if not found,
* \<BaseName\>.pdf file is searched in the same path.
* If the help file for the current locale is not found, an attempt to find
* the English version of the help file is made.
* Help file is searched in directories in this order:
* help/\<canonical name\> like help/en_GB
* help/\<short name\> like help/en
* help/en
* </p>
* @param aSearchStack contains some possible base dirs that may be above the
* the one actually holding @a aBaseName. These are starting points for nested searches.
* @param aBaseName is the name of the help file to search for, <p>without extension</p>.
* @return wxEmptyString is returned if aBaseName is not found, else the full path & filename.
*/
wxString SearchHelpFileFullPath( const SEARCH_STACK& aSearchStack, const wxString& aBaseName );
/**
* Helper function EnsureFileDirectoryExists
* make \a aTargetFullFileName absolute and creates the path of this file if it doesn't yet exist.
* @param aTargetFullFileName the wxFileName containing the full path and file name to modify. The path
* may be absolute or relative to \a aBaseFilename .
* @param aBaseFilename a full filename. Only its path is used to set the aTargetFullFileName path.
* @param aReporter a point to a REPORTER object use to show messages (can be NULL)
* @return true if \a aOutputDir already exists or was successfully created.
*/
bool EnsureFileDirectoryExists( wxFileName* aTargetFullFileName,
const wxString& aBaseFilename,
REPORTER* aReporter = NULL );
/**
* Function LockFile
* tests to see if aFileName can be locked (is not already locked) and only then
* returns a wxSingleInstanceChecker protecting aFileName. Caller owns the return value.
*/
wxSingleInstanceChecker* LockFile( const wxString& aFileName );
/// Put aPriorityPath in front of all paths in the value of aEnvVar.
const wxString PrePendPath( const wxString& aEnvVar, const wxString& aPriorityPath );
/**
* Function GetNewConfig
*
* Use this function instead of creating a new wxConfig so we can put config files in
* a more proper place for each platform. This is generally $HOME/.config/kicad/ in Linux
* according to the FreeDesktop specification at
* http://standards.freedesktop.org/basedir-spec/basedir-spec-0.6.html
* The config object created here should be destroyed by the caller.
*
* @param aProgName is the name of the program calling this function - can be obtained by
* calling Pgm().App().GetAppName(). This will be the actual file name of the config file.
* @return A pointer to a new wxConfigBase derived object is returned. The caller is in charge
* of deleting it.
*/
wxConfigBase* GetNewConfig( const wxString& aProgName );
/**
* Function GetKicadLockFilePath
* @return A wxString containing the path for lockfiles in Kicad
*/
wxString GetKicadLockFilePath();
/**
* Function GetKicadConfigPath
* @return A wxString containing the config path for Kicad
*/
wxString GetKicadConfigPath();
/**
* Function ExpandEnvVarSubstitutions
* replaces any environment variable references with their values
* @param aString = a string containing (perhaps) references to env var
* @return a string where env var are replaced by their value
*/
const wxString ExpandEnvVarSubstitutions( const wxString& aString );
#ifdef __WXMAC__
/**
* OSX specific function GetOSXKicadUserDataDir
* @return A wxString pointing to the user data directory for Kicad
*/
wxString GetOSXKicadUserDataDir();
/**
* OSX specific function GetOSXMachineDataDir
* @return A wxString pointing to the machine data directory for Kicad
*/
wxString GetOSXKicadMachineDataDir();
/**
* OSX specific function GetOSXKicadDataDir
* @return A wxString pointing to the bundle data directory for Kicad
*/
wxString GetOSXKicadDataDir();
#endif
#endif // INCLUDE__COMMON_H_
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