422 lines
14 KiB
C++
422 lines
14 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2014-2017 Jean-Pierre Charras, jp.charras at wanadoo.fr
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* Copyright (C) 2007-2015 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
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* Copyright (C) 2008-2015 Wayne Stambaugh <stambaughw@verizon.net>
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* Copyright (C) 1992-2017 KiCad Developers, see AUTHORS.txt for contributors.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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/**
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* The common library
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* @file common.h
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*/
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#ifndef INCLUDE__COMMON_H_
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#define INCLUDE__COMMON_H_
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#include <vector>
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#include <boost/cstdint.hpp>
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#include <wx/wx.h>
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#include <wx/confbase.h>
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#include <wx/fileconf.h>
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#include <richio.h>
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#include <gal/color4d.h>
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#include <atomic>
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// C++11 "polyfill" for the C++14 std::make_unique function
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#include "make_unique.h"
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class wxAboutDialogInfo;
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class SEARCH_STACK;
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class wxSingleInstanceChecker;
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class REPORTER;
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// Flag for special keys
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// This type could be extended to 64 bits to add room for more flags.
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// For compatibility with old code, keep flag bits out of the least
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// significant nibble (0xF).
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typedef uint32_t EDA_KEY;
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#define EDA_KEY_C UINT32_C
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#define GR_KB_RIGHTSHIFT ( EDA_KEY_C( 0x01000000 ) )
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#define GR_KB_LEFTSHIFT ( EDA_KEY_C( 0x02000000 ) )
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#define GR_KB_CTRL ( EDA_KEY_C( 0x04000000 ) )
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#define GR_KB_ALT ( EDA_KEY_C( 0x08000000 ) )
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#define GR_KB_SHIFT ( GR_KB_LEFTSHIFT | GR_KB_RIGHTSHIFT )
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#define GR_KB_SHIFTCTRL ( GR_KB_SHIFT | GR_KB_CTRL )
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#define MOUSE_MIDDLE ( EDA_KEY_C( 0x10000000 ) )
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#define GR_KEY_INVALID ( EDA_KEY_C( 0x80000000 ) )
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#define GR_KEY_NONE ( EDA_KEY_C( 0 ) )
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/// default name for nameless projects
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#define NAMELESS_PROJECT wxT( "noname" )
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/// Pseudo key codes for command panning
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enum pseudokeys {
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EDA_PANNING_UP_KEY = 1,
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EDA_PANNING_DOWN_KEY,
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EDA_PANNING_LEFT_KEY,
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EDA_PANNING_RIGHT_KEY,
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EDA_ZOOM_IN_FROM_MOUSE,
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EDA_ZOOM_OUT_FROM_MOUSE,
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EDA_ZOOM_CENTER_FROM_MOUSE
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};
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#define ESC 27
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// TODO Executable names TODO
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#ifdef __WINDOWS__
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#define CVPCB_EXE wxT( "cvpcb.exe" )
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#define PCBNEW_EXE wxT( "pcbnew.exe" )
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#define EESCHEMA_EXE wxT( "eeschema.exe" )
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#define GERBVIEW_EXE wxT( "gerbview.exe" )
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#define BITMAPCONVERTER_EXE wxT( "bitmap2component.exe" )
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#define PCB_CALCULATOR_EXE wxT( "pcb_calculator.exe" )
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#define PL_EDITOR_EXE wxT( "pl_editor.exe" )
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#else
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#define CVPCB_EXE wxT( "cvpcb" )
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#define PCBNEW_EXE wxT( "pcbnew" )
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#define EESCHEMA_EXE wxT( "eeschema" )
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#define GERBVIEW_EXE wxT( "gerbview" )
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#define BITMAPCONVERTER_EXE wxT( "bitmap2component" )
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#define PCB_CALCULATOR_EXE wxT( "pcb_calculator" )
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#define PL_EDITOR_EXE wxT( "pl_editor" )
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#endif
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/// Frequent text rotations, used with {Set,Get}TextAngle(),
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/// in 0.1 degrees for now, hoping to migrate to degrees eventually.
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#define TEXT_ANGLE_HORIZ 0
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#define TEXT_ANGLE_VERT 900
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//-----<KiROUND KIT>------------------------------------------------------------
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/**
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* KiROUND
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* rounds a floating point number to an int using
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* "round halfway cases away from zero".
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* In Debug build an assert fires if will not fit into an int.
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*/
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#if !defined( DEBUG )
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/// KiROUND: a function so v is not evaluated twice. Unfortunately, compiler
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/// is unable to pre-compute constants using this.
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static inline int KiROUND( double v )
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{
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return int( v < 0 ? v - 0.5 : v + 0.5 );
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}
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/// KIROUND: a macro so compiler can pre-compute constants. Use this with compile
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/// time constants rather than the inline function above.
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#define KIROUND( v ) int( (v) < 0 ? (v) - 0.5 : (v) + 0.5 )
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#else
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// DEBUG: KiROUND() is a macro to capture line and file, then calls this inline
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static inline int kiRound_( double v, int line, const char* filename )
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{
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v = v < 0 ? v - 0.5 : v + 0.5;
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if( v > INT_MAX + 0.5 )
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{
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printf( "%s: in file %s on line %d, val: %.16g too ' > 0 ' for int\n", __FUNCTION__, filename, line, v );
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}
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else if( v < INT_MIN - 0.5 )
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{
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printf( "%s: in file %s on line %d, val: %.16g too ' < 0 ' for int\n", __FUNCTION__, filename, line, v );
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}
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return int( v );
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}
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#define KiROUND( v ) kiRound_( v, __LINE__, __FILE__ )
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// in Debug build, use the overflow catcher since code size is immaterial
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#define KIROUND( v ) KiROUND( v )
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#endif
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//-----</KiROUND KIT>-----------------------------------------------------------
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/// Convert mm to mils.
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inline int Mm2mils( double x ) { return KiROUND( x * 1000./25.4 ); }
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/// Convert mils to mm.
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inline int Mils2mm( double x ) { return KiROUND( x * 25.4 / 1000. ); }
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enum EDA_UNITS_T {
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INCHES = 0,
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MILLIMETRES = 1,
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UNSCALED_UNITS = 2,
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DEGREES = 3,
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};
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extern EDA_UNITS_T g_UserUnit; ///< display units
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/// Draw color for moving objects.
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extern KIGFX::COLOR4D g_GhostColor;
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/**
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* Class LOCALE_IO
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* is a class that can be instantiated within a scope in which you are expecting
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* exceptions to be thrown. Its constructor set a "C" laguage locale option,
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* to read/print files with fp numbers.
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* Its destructor insures that the default locale is restored if an exception
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* is thrown, or not.
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*/
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class LOCALE_IO
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{
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public:
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LOCALE_IO();
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~LOCALE_IO();
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private:
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void setUserLocale( const char* aUserLocale );
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// allow for nesting of LOCALE_IO instantiations
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static std::atomic<unsigned int> m_c_count;
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// The locale in use before switching to the "C" locale
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// (the locale can be set by user, and is not always the system locale)
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std::string m_user_locale;
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};
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/**
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* Function GetTextSize
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* returns the size of @a aSingleLine of text when it is rendered in @a aWindow
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* using whatever font is currently set in that window.
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*/
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wxSize GetTextSize( const wxString& aSingleLine, wxWindow* aWindow );
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/**
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* Function EnsureTextCtrlWidth
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* sets the minimum pixel width on a text control in order to make a text
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* string be fully visible within it. The current font within the text
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* control is considered.
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* The text can come either from the control or be given as an argument.
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* If the text control is larger than needed, then nothing is done.
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* @param aCtrl the text control to potentially make wider.
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* @param aString the text that is used in sizing the control's pixel width.
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* If NULL, then
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* the text already within the control is used.
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* @return bool - true if the \a aCtrl had its size changed, else false.
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*/
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bool EnsureTextCtrlWidth( wxTextCtrl* aCtrl, const wxString* aString = NULL );
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/**
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* Function ProcessExecute
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* runs a child process.
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* @param aCommandLine The process and any arguments to it all in a single
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* string.
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* @param aFlags The same args as allowed for wxExecute()
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* @param callback wxProcess implementing OnTerminate to be run when the
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child process finishes
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* @return int - pid of process, 0 in case of error (like return values of
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* wxExecute())
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*/
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int ProcessExecute( const wxString& aCommandLine, int aFlags = wxEXEC_ASYNC,
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wxProcess *callback = NULL );
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/**************/
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/* common.cpp */
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/**************/
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/**
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* @return an unique time stamp that changes after each call
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*/
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time_t GetNewTimeStamp();
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int GetCommandOptions( const int argc, const char** argv,
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const char* stringtst, const char** optarg,
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int* optind );
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/**
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* Returns the units symbol.
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*
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* @param aUnits - Units type, default is current units setting.
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* @param aFormatString - A formatting string to embed the units symbol into. Note:
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* the format string must contain the %s format specifier.
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* @return The formatted units symbol.
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*/
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wxString ReturnUnitSymbol( EDA_UNITS_T aUnits = g_UserUnit,
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const wxString& aFormatString = _( " (%s):" ) );
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/**
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* Get a human readable units string.
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*
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* The strings returned are full text name and not abbreviations or symbolic
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* representations of the units. Use ReturnUnitSymbol() for that.
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*
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* @param aUnits - The units text to return.
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* @return The human readable units string.
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*/
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wxString GetUnitsLabel( EDA_UNITS_T aUnits );
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wxString GetAbbreviatedUnitsLabel( EDA_UNITS_T aUnit = g_UserUnit );
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void AddUnitSymbol( wxStaticText& Stext, EDA_UNITS_T aUnit = g_UserUnit );
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/**
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* Round to the nearest precision.
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*
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* Try to approximate a coordinate using a given precision to prevent
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* rounding errors when converting from inches to mm.
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*
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* ie round the unit value to 0 if unit is 1 or 2, or 8 or 9
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*/
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double RoundTo0( double x, double precision );
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/**
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* Function wxStringSplit
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* splits \a aString to a string list separated at \a aSplitter.
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* @param aText is the text to split
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* @param aStrings will contain the splitted lines
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* @param aSplitter is the 'split' character
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*/
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void wxStringSplit( const wxString& aText, wxArrayString& aStrings, wxChar aSplitter );
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/**
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* Function SystemDirsAppend
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* appends system places to aSearchStack in a platform specific way, and pertinent
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* to KiCad programs. It seems to be a place to collect bad ideas and keep them
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* out of view.
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*/
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void SystemDirsAppend( SEARCH_STACK* aSearchStack );
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/**
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* Function SearchHelpFileFullPath
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* returns the help file's full path.
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* <p>
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* Return the KiCad help file with path and extension.
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* Help files can be html (.html ext) or pdf (.pdf ext) files.
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* A \<BaseName\>.html file is searched and if not found,
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* \<BaseName\>.pdf file is searched in the same path.
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* If the help file for the current locale is not found, an attempt to find
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* the English version of the help file is made.
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* Help file is searched in directories in this order:
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* help/\<canonical name\> like help/en_GB
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* help/\<short name\> like help/en
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* help/en
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* </p>
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* @param aSearchStack contains some possible base dirs that may be above the
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* the one actually holding @a aBaseName. These are starting points for nested searches.
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* @param aBaseName is the name of the help file to search for, <p>without extension</p>.
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* @return wxEmptyString is returned if aBaseName is not found, else the full path & filename.
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*/
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wxString SearchHelpFileFullPath( const SEARCH_STACK& aSearchStack, const wxString& aBaseName );
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/**
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* Helper function EnsureFileDirectoryExists
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* make \a aTargetFullFileName absolute and creates the path of this file if it doesn't yet exist.
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* @param aTargetFullFileName the wxFileName containing the full path and file name to modify. The path
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* may be absolute or relative to \a aBaseFilename .
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* @param aBaseFilename a full filename. Only its path is used to set the aTargetFullFileName path.
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* @param aReporter a point to a REPORTER object use to show messages (can be NULL)
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* @return true if \a aOutputDir already exists or was successfully created.
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*/
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bool EnsureFileDirectoryExists( wxFileName* aTargetFullFileName,
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const wxString& aBaseFilename,
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REPORTER* aReporter = NULL );
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/**
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* Function LockFile
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* tests to see if aFileName can be locked (is not already locked) and only then
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* returns a wxSingleInstanceChecker protecting aFileName. Caller owns the return value.
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*/
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wxSingleInstanceChecker* LockFile( const wxString& aFileName );
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/// Put aPriorityPath in front of all paths in the value of aEnvVar.
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const wxString PrePendPath( const wxString& aEnvVar, const wxString& aPriorityPath );
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/**
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* Function GetNewConfig
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*
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* Use this function instead of creating a new wxConfig so we can put config files in
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* a more proper place for each platform. This is generally $HOME/.config/kicad/ in Linux
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* according to the FreeDesktop specification at
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* http://standards.freedesktop.org/basedir-spec/basedir-spec-0.6.html
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* The config object created here should be destroyed by the caller.
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*
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* @param aProgName is the name of the program calling this function - can be obtained by
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* calling Pgm().App().GetAppName(). This will be the actual file name of the config file.
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* @return A pointer to a new wxConfigBase derived object is returned. The caller is in charge
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* of deleting it.
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*/
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wxConfigBase* GetNewConfig( const wxString& aProgName );
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/**
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* Function GetKicadLockFilePath
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* @return A wxString containing the path for lockfiles in Kicad
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*/
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wxString GetKicadLockFilePath();
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/**
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* Function GetKicadConfigPath
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* @return A wxString containing the config path for Kicad
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*/
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wxString GetKicadConfigPath();
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/**
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* Function ExpandEnvVarSubstitutions
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* replaces any environment variable references with their values
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* @param aString = a string containing (perhaps) references to env var
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* @return a string where env var are replaced by their value
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*/
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const wxString ExpandEnvVarSubstitutions( const wxString& aString );
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#ifdef __WXMAC__
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/**
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* OSX specific function GetOSXKicadUserDataDir
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* @return A wxString pointing to the user data directory for Kicad
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*/
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wxString GetOSXKicadUserDataDir();
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/**
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* OSX specific function GetOSXMachineDataDir
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* @return A wxString pointing to the machine data directory for Kicad
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*/
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wxString GetOSXKicadMachineDataDir();
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/**
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* OSX specific function GetOSXKicadDataDir
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* @return A wxString pointing to the bundle data directory for Kicad
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*/
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wxString GetOSXKicadDataDir();
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#endif
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#endif // INCLUDE__COMMON_H_
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