Commit a2a02496 authored by dickelbeck's avatar dickelbeck

gerber viewer cleanups

parent e6e50f3c
......@@ -92,7 +92,10 @@ enum Gerb_Analyse_Cmd {
class D_CODE;
/* Structure de Description d'option d'une layer GERBER : */
/**
* Class GERBER_Descr
* holds the data for one gerber file or layer
*/
class GERBER_Descr
{
public:
......@@ -152,14 +155,32 @@ public:
bool Execute_G_Command( char*& text, int G_commande );
bool Execute_DCODE_Command( WinEDA_GerberFrame* frame, wxDC* DC,
char*& text, int D_commande );
/**
* size of single line of a text line from a gerber file.
* warning: some files can have very long lines, so the buffer must be large
*/
#define GERBER_BUFZ 4000
/**
* Function ReadRS274XCommand
* reads a single RS274X command terminated with a %
*/
bool ReadRS274XCommand( WinEDA_GerberFrame* frame, wxDC* DC,
char* buff, char*& text );
bool ExecuteRS274XCommand( int command, char* buff, char*& text );
};
char aBuff[GERBER_BUFZ], char*& text );
/**
* Function ExecuteRS274XCommand
* executes 1 commande
*/
bool ExecuteRS274XCommand( int command, char aBuff[GERBER_BUFZ], char*& text );
};
/* Structure de Description d'un D_CODE GERBER : */
/**
* Class D_CODE
* holds a gerber DCODE definition.
*/
class D_CODE
{
public:
......@@ -178,10 +199,23 @@ public:
void Clear_D_CODE_Data();
};
/**************/
/* rs274x.cpp */
/**************/
bool GetEndOfBlock( char buff[GERBER_BUFZ], char*& text, FILE* gerber_file );
/*************/
/* dcode.cpp */
/*************/
D_CODE * ReturnToolDescr( int layer, int Dcode, int * index = NULL );
eda_global const wxChar* g_GERBER_Tool_Type[6]
#ifdef MAIN
= {
wxT( "????" ), wxT( "Rond" ), wxT( "Rect" ), wxT( "Line" ), wxT( "Oval" ), wxT( "Macro" )
wxT( "????" ), wxT( "Round" ), wxT( "Rect" ), wxT( "Line" ), wxT( "Oval" ), wxT( "Macro" )
}
......
......@@ -124,16 +124,3 @@ void Trace_1_texte_pcb(WinEDA_DrawPanel * panel, wxDC * DC,
void Affiche_DCodes_Pistes(WinEDA_DrawPanel * panel, wxDC * DC,
BOARD * Pcb, int drawmode);
/*************/
/* dcode.cpp */
/*************/
class D_CODE;
D_CODE * ReturnToolDescr(int layer, int Dcode, int * index = NULL);
/**************/
/* rs274x.cpp */
/**************/
bool GetEndOfBlock( char * buff, char * &text, FILE *gerber_file);
......@@ -115,10 +115,10 @@ bool WinEDA_GerberFrame::Read_GERBER_File( wxDC* DC,
*/
{
int G_commande = 0,
D_commande = 0; /* command number for G et D commands (like G04 or D02) */
char Line[4000]; /* Buffer to read 1 line of the gerber file
* warning: some files can have very long lines, so the buffer must be large
*/
D_commande = 0; /* command number for G et D commands (like G04 or D02) */
char Line[GERBER_BUFZ];
wxString msg;
char* text;
int layer; /* current layer used in gerbview */
......@@ -158,7 +158,7 @@ bool WinEDA_GerberFrame::Read_GERBER_File( wxDC* DC,
while( TRUE )
{
if( fgets( Line, sizeof(Line) - 1, gerber_layer->m_Current_File ) == NULL ) // E.O.F
if( fgets( Line, sizeof(Line), gerber_layer->m_Current_File ) == NULL ) // E.O.F
{
if( gerber_layer->m_FilesPtr == 0 )
break;
......
......@@ -10,130 +10,96 @@
#include "protos.h"
#define IsNumber( x ) ( ( ( (x) >= '0' ) && ( (x) <='9' ) ) \
|| ( (x) == '-' ) || ( (x) == '+' ) || ( (x) == '.' ) || ( (x) == ',' ) )
#define CODE( x, y ) ( (x << 8) + (y) )
#define CODE( x, y ) ( ((x) << 8) + (y) )
enum rs274x_parameters {
FORMAT_STATEMENT_COMMAND = CODE( 'F', 'S' ),
AXIS_SELECT = CODE( 'A', 'S' ),
MIRROR_IMAGE = CODE( 'M', 'I' ),
MODE_OF_UNITS = CODE( 'M', 'O' ),
INCH = CODE( 'I', 'N' ),
MILLIMETER = CODE( 'M', 'M' ),
OFFSET = CODE( 'O', 'F' ),
SCALE_FACTOR = CODE( 'S', 'F' ),
IMAGE_NAME = CODE( 'I', 'N' ),
IMAGE_JUSTIFY = CODE( 'I', 'J' ),
IMAGE_OFFSET = CODE( 'I', 'O' ),
IMAGE_POLARITY = CODE( 'I', 'P' ),
IMAGE_ROTATION = CODE( 'I', 'R' ),
PLOTTER_FILM = CODE( 'P', 'M' ),
INCLUDE_FILE = CODE( 'I', 'F' ),
APERTURE_DESCR = CODE( 'A', 'D' ),
APERTURE_MACRO = CODE( 'A', 'M' ),
LAYER_NAME = CODE( 'L', 'N' ),
LAYER_POLARITY = CODE( 'L', 'P' ),
KNOCKOUT = CODE( 'K', 'O' ),
STEP_AND_REPEAT = CODE( 'S', 'P' ),
ROTATE = CODE( 'R', 'O' )
FORMAT_STATEMENT = CODE( 'F', 'S' ),
AXIS_SELECT = CODE( 'A', 'S' ),
MIRROR_IMAGE = CODE( 'M', 'I' ),
MODE_OF_UNITS = CODE( 'M', 'O' ),
INCH = CODE( 'I', 'N' ),
MILLIMETER = CODE( 'M', 'M' ),
OFFSET = CODE( 'O', 'F' ),
SCALE_FACTOR = CODE( 'S', 'F' ),
IMAGE_NAME = CODE( 'I', 'N' ),
IMAGE_JUSTIFY = CODE( 'I', 'J' ),
IMAGE_OFFSET = CODE( 'I', 'O' ),
IMAGE_POLARITY = CODE( 'I', 'P' ),
IMAGE_ROTATION = CODE( 'I', 'R' ),
PLOTTER_FILM = CODE( 'P', 'M' ),
INCLUDE_FILE = CODE( 'I', 'F' ),
APERTURE_DESCR = CODE( 'A', 'D' ),
APERTURE_MACRO = CODE( 'A', 'M' ),
LAYER_NAME = CODE( 'L', 'N' ),
LAYER_POLARITY = CODE( 'L', 'P' ),
KNOCKOUT = CODE( 'K', 'O' ),
STEP_AND_REPEAT = CODE( 'S', 'P' ),
ROTATE = CODE( 'R', 'O' )
};
/* Variables locales : */
/* Routines Locales */
static bool ReadApertureMacro( char* buff, char*& text, FILE* gerber_file );
/* Local Functions */
static bool ReadApertureMacro( char aBuff[GERBER_BUFZ], char*& text, FILE* gerber_file );
/* Lit 2 codes ascii du texte point par text
* retourne le code correspondant ou -1 si erreur
/**
* Function ReadXCommand
* reads int two bytes of data and assembles them into an int with the first
* byte in the sequence put into the most significant part of a 16 bit value
* and the second byte put into the least significant part of the 16 bit value.
* @param text A reference to a pointer to read bytes from and to advance as they are read.
* @return int - with 16 bits of data in the ls bits, upper bits zeroed.
*/
static int ReadXCommand( char*& text )
{
int result;
if( text && *text )
{
result = (*text) << 8; text++;
}
result = *text++ << 8;
else
return -1;
if( text && *text )
{
result += (*text) & 255; text++;
}
result += *text++;
else
return -1;
return result;
}
/********************************/
/**
* Function ReadInt
* reads an int from an ASCII character buffer.
* @param text A reference to a character pointer from which bytes are read
* and the pointer is advanced for each byte read.
* @param int - The int read in.
*/
static int ReadInt( char*& text )
/********************************/
{
int nb = 0;
while( text && *text == ' ' )
text++;
// Skip blanks before number
while( text && *text )
{
if( (*text >= '0') && (*text <='9') )
{
nb *= 10; nb += *text & 0x0F;
text++;
}
else
break;
}
return nb;
return (int) strtol( text, &text, 10 );
}
/************************************/
/**
* Function ReadDouble
* reads a double in from a character buffer.
* @param text A reference to a character pointer from which the ASCII double
* is read from and the pointer advanced for each character read.
* @return double
*/
static double ReadDouble( char*& text )
/************************************/
{
double nb = 0.0;
char buf[256], * ptchar;
ptchar = buf;
while( text && *text == ' ' )
text++;
// Skip blanks before number
while( text && *text )
{
if( IsNumber( *text ) )
{
*ptchar = *text;
text++; ptchar++;
}
else
break;
}
*ptchar = 0;
nb = atof( buf );
return nb;
return strtod( text, &text );
}
/****************************************************************************/
bool GERBER_Descr::ReadRS274XCommand( WinEDA_GerberFrame* frame, wxDC* DC,
char* buff, char*& text )
char buff[GERBER_BUFZ], char*& text )
/****************************************************************************/
/* Lit toutes les commandes RS274X jusqu'a trouver de code de fin %
* appelle ExecuteRS274XCommand() pour chaque commande trouve
*/
{
bool ok = true;
int code_command;
......@@ -171,12 +137,12 @@ bool GERBER_Descr::ReadRS274XCommand( WinEDA_GerberFrame* frame, wxDC* DC,
}
// End of current line
if( fgets( buff, 255, m_Current_File ) == NULL )
if( fgets( buff, GERBER_BUFZ, m_Current_File ) == NULL )
{
ok = false;
break;
}
text = buff;
}
......@@ -186,28 +152,24 @@ exit:
/*******************************************************************************/
bool GERBER_Descr::ExecuteRS274XCommand( int command, char* buff, char*& text )
bool GERBER_Descr::ExecuteRS274XCommand( int command, char buff[GERBER_BUFZ], char*& text )
/*******************************************************************************/
/* Execute 1 commande RS274X
*/
{
int code;
int xy_seq_len, xy_seq_char;
char ctmp;
bool ok = TRUE;
D_CODE* dcode;
char Line[1024];
char line[GERBER_BUFZ];
wxString msg;
double fcoord;
double conv_scale = m_GerbMetric ? PCB_INTERNAL_UNIT / 25.4 : PCB_INTERNAL_UNIT;
switch( command )
{
case FORMAT_STATEMENT_COMMAND:
case FORMAT_STATEMENT:
xy_seq_len = 2;
while( *text != '*' )
{
switch( *text )
......@@ -227,23 +189,26 @@ bool GERBER_Descr::ExecuteRS274XCommand( int command, char* buff, char*& text )
break;
case 'A': // Absolute coord
m_Relative = FALSE; text++;
m_Relative = FALSE;
text++;
break;
case 'I': // Absolute coord
m_Relative = TRUE; text++;
m_Relative = TRUE;
text++;
break;
case 'N': // Sequence code (followed by the number of digits for the X,Y command
text++;
xy_seq_char = *text; text++;
xy_seq_char = *text++;
if( (xy_seq_char >= '0') && (xy_seq_char <= '9') )
xy_seq_len = -'0';
break;
case 'X':
case 'Y': // Valeurs transmises :2 (really xy_seq_len : FIX ME) digits
code = *(text++); ctmp = *(text++) - '0';
code = *(text++);
ctmp = *(text++) - '0';
if( code == 'X' )
{
m_FmtScale.x = *text - '0'; // = nb chiffres apres la virgule
......@@ -266,7 +231,6 @@ bool GERBER_Descr::ExecuteRS274XCommand( int command, char* buff, char*& text )
break;
}
}
break;
case AXIS_SELECT:
......@@ -324,7 +288,7 @@ bool GERBER_Descr::ExecuteRS274XCommand( int command, char* buff, char*& text )
m_Name.Empty();
while( *text != '*' )
{
m_Name.Append( *text ); text++;
m_Name.Append( *text++ );
}
break;
......@@ -354,14 +318,15 @@ bool GERBER_Descr::ExecuteRS274XCommand( int command, char* buff, char*& text )
DisplayError( NULL, _( "Too many include files!!" ) );
break;
}
strcpy( Line, text );
strtok( Line, "*%%\n\r" );
strcpy( line, text );
strtok( line, "*%%\n\r" );
m_FilesList[m_FilesPtr] = m_Current_File;
m_Current_File = fopen( Line, "rt" );
m_Current_File = fopen( line, "rt" );
if( m_Current_File == 0 )
{
wxString msg;
msg.Printf( wxT( "fichier <%s> non trouve" ), Line );
msg.Printf( wxT( "fichier <%s> non trouve" ), line );
DisplayError( NULL, msg, 10 );
ok = FALSE;
m_Current_File = m_FilesList[m_FilesPtr];
......@@ -373,15 +338,19 @@ bool GERBER_Descr::ExecuteRS274XCommand( int command, char* buff, char*& text )
case APERTURE_DESCR:
if( *text != 'D' )
{
ok = FALSE; break;
ok = FALSE;
break;
}
m_As_DCode = TRUE;
text++;
code = ReadInt( text );
ctmp = *text;
dcode = ReturnToolDescr( m_Layer, code );
if( dcode == NULL )
break;
if( text[1] == ',' ) // Tool usuel (C,R,O,P)
{
text += 2; // text pointe size ( 1er modifier)
......@@ -402,6 +371,7 @@ bool GERBER_Descr::ExecuteRS274XCommand( int command, char* buff, char*& text )
(int) round( ReadDouble( text ) * conv_scale );
dcode->m_DrillShape = 1;
}
while( *text == ' ' )
text++;
......@@ -410,6 +380,7 @@ bool GERBER_Descr::ExecuteRS274XCommand( int command, char* buff, char*& text )
text++;
dcode->m_Drill.y =
(int) round( ReadDouble( text ) * conv_scale );
dcode->m_DrillShape = 2;
}
dcode->m_Defined = TRUE;
......@@ -418,6 +389,7 @@ bool GERBER_Descr::ExecuteRS274XCommand( int command, char* buff, char*& text )
case 'O': // ovale
case 'R': // rect
dcode->m_Shape = (ctmp == 'O') ? GERB_OVALE : GERB_RECT;
while( *text == ' ' )
text++;
......@@ -427,6 +399,7 @@ bool GERBER_Descr::ExecuteRS274XCommand( int command, char* buff, char*& text )
dcode->m_Size.y =
(int) round( ReadDouble( text ) * conv_scale );
}
while( *text == ' ' )
text++;
......@@ -437,6 +410,7 @@ bool GERBER_Descr::ExecuteRS274XCommand( int command, char* buff, char*& text )
(int) round( ReadDouble( text ) * conv_scale );
dcode->m_DrillShape = 1;
}
while( *text == ' ' )
text++;
......@@ -451,7 +425,7 @@ bool GERBER_Descr::ExecuteRS274XCommand( int command, char* buff, char*& text )
break;
case 'P': // Polygone
// A modifier: temporairement la forme ronde est utilise
// A modifier: temporairement la forme ronde est utilise
dcode->m_Shape = GERB_CIRCLE;
dcode->m_Defined = TRUE;
break;
......@@ -465,29 +439,31 @@ bool GERBER_Descr::ExecuteRS274XCommand( int command, char* buff, char*& text )
}
ok = GetEndOfBlock( buff, text, m_Current_File );
return ok;
}
/*****************************************************************/
bool GetEndOfBlock( char* buff, char*& text, FILE* gerber_file )
bool GetEndOfBlock( char buff[GERBER_BUFZ], char*& text, FILE* gerber_file )
/*****************************************************************/
{
for(;;)
{
while( (text < buff + 255) && *text )
while( (text < buff + GERBER_BUFZ) && *text )
{
if( *text == '*' )
return TRUE;
if( *text == '%' )
return TRUE;
text++;
}
if( fgets( buff, 255, gerber_file ) == NULL )
if( fgets( buff, GERBER_BUFZ, gerber_file ) == NULL )
break;
text = buff;
}
......@@ -496,35 +472,39 @@ bool GetEndOfBlock( char* buff, char*& text, FILE* gerber_file )
/*******************************************************************/
bool ReadApertureMacro( char* buff, char*& text, FILE* gerber_file )
bool ReadApertureMacro( char buff[GERBER_BUFZ], char*& text, FILE* gerber_file )
/*******************************************************************/
{
wxString macro_name;
int macro_type = 0;
// Read macro name
while( (text < buff + 255) && *text )
while( (text < buff + GERBER_BUFZ) && *text )
{
if( *text == '*' )
break;
macro_name.Append( *text );
text++;
}
if( g_DebugLevel > 0 )
wxMessageBox( macro_name, wxT( "macro name" ) );
text = buff;
fgets( buff, 255, gerber_file );
fgets( buff, GERBER_BUFZ, gerber_file );
// Read parameters
macro_type = ReadInt( text );
while( (text < buff + 255) && *text )
while( (text < buff + GERBER_BUFZ) && *text )
{
if( *text == '*' )
return TRUE;
text++;
}
return FALSE;
}
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