kicad/pcbnew/class_drawsegment.cpp

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/***************************************************/
/* class and functions to handle a graphic segment */
/****************************************************/
#include "fctsys.h"
#include "wxstruct.h"
#include "gr_basic.h"
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#include "bezier_curves.h"
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#include "common.h"
#include "class_drawpanel.h"
#include "kicad_string.h"
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#include "pcbnew.h"
#include "trigo.h"
/* DRAWSEGMENT: constructor */
DRAWSEGMENT::DRAWSEGMENT( BOARD_ITEM* aParent, KICAD_T idtype ) :
BOARD_ITEM( aParent, idtype )
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{
m_Width = m_Flags = m_Shape = m_Type = m_Angle = 0;
}
/* destructor */
DRAWSEGMENT:: ~DRAWSEGMENT()
{
}
/*******************************************/
void DRAWSEGMENT::Copy( DRAWSEGMENT* source )
/*******************************************/
{
m_Type = source->m_Type;
m_Layer = source->m_Layer;
m_Width = source->m_Width;
m_Start = source->m_Start;
m_End = source->m_End;
m_Shape = source->m_Shape;
m_Angle = source->m_Angle;
m_TimeStamp = source->m_TimeStamp;
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m_BezierC1 = source->m_BezierC1;
m_BezierC2 = source->m_BezierC1;
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}
bool DRAWSEGMENT::Save( FILE* aFile ) const
{
if( GetState( DELETED ) )
return true;
bool rc = false;
if( fprintf( aFile, "$DRAWSEGMENT\n" ) != sizeof("$DRAWSEGMENT\n") - 1 )
goto out;
fprintf( aFile, "Po %d %d %d %d %d %d\n",
m_Shape,
m_Start.x, m_Start.y,
m_End.x, m_End.y, m_Width );
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if( m_Type != S_CURVE) {
fprintf( aFile, "De %d %d %d %lX %X\n",
m_Layer, m_Type, m_Angle,
m_TimeStamp, ReturnStatus() );
} else {
fprintf( aFile, "De %d %d %d %lX %X %d %d %d %d\n",
m_Layer, m_Type, m_Angle,
m_TimeStamp, ReturnStatus(),
m_BezierC1.x,m_BezierC1.y,
m_BezierC2.x,m_BezierC2.y);
}
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if( fprintf( aFile, "$EndDRAWSEGMENT\n" ) != sizeof("$EndDRAWSEGMENT\n") - 1 )
goto out;
rc = true;
out:
return rc;
}
/******************************************************************/
bool DRAWSEGMENT::ReadDrawSegmentDescr( FILE* File, int* LineNum )
/******************************************************************/
/* Read a DRAWSEGMENT from a file
*/
{
char Line[2048];
while( GetLine( File, Line, LineNum ) != NULL )
{
if( strnicmp( Line, "$End", 4 ) == 0 )
return TRUE; /* End of description */
if( Line[0] == 'P' )
{
sscanf( Line + 2, " %d %d %d %d %d %d",
&m_Shape, &m_Start.x, &m_Start.y,
&m_End.x, &m_End.y, &m_Width );
if( m_Width < 0 )
m_Width = 0;
}
if( Line[0] == 'D' )
{
int status;
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char* token=0;
token = strtok(Line," ");
for(int i=0; (token = strtok(NULL," ")) != NULL; i++){
switch(i){
case 0:
sscanf(token,"%d",&m_Layer);
break;
case 1:
sscanf(token,"%d",&m_Type);
break;
case 2:
sscanf(token,"%d",&m_Angle);
break;
case 3:
sscanf(token,"%lX",&m_TimeStamp);
break;
case 4:
sscanf(token,"%X",&status);
break;
/* Bezier Control Points*/
case 5:
sscanf(token,"%d",&m_BezierC1.x);
break;
case 6:
sscanf(token,"%d",&m_BezierC1.y);
break;
case 7:
sscanf(token,"%d",&m_BezierC2.x);
break;
case 8:
sscanf(token,"%d",&m_BezierC2.y);
break;
default:
break;
}
}
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if( m_Layer < FIRST_NO_COPPER_LAYER )
m_Layer = FIRST_NO_COPPER_LAYER;
if( m_Layer > LAST_NO_COPPER_LAYER )
m_Layer = LAST_NO_COPPER_LAYER;
SetState( status, ON );
}
}
return FALSE;
}
wxPoint DRAWSEGMENT::GetStart() const
{
switch( m_Shape )
{
case S_ARC:
return m_End; // the start of the arc is held in field m_End, center point is in m_Start.
case S_SEGMENT:
default:
return m_Start;
}
}
wxPoint DRAWSEGMENT::GetEnd() const
{
wxPoint center; // center point of the arc
wxPoint start; // start of arc
switch( m_Shape )
{
case S_ARC:
// rotate the starting point of the arc, given by m_End, through the
// angle m_Angle to get the ending point of the arc.
center = m_Start; // center point of the arc
start = m_End; // start of arc
RotatePoint( &start.x, &start.y, center.x, center.y, -m_Angle );
return start; // after rotation, the end of the arc.
break;
case S_SEGMENT:
default:
return m_End;
}
}
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void DRAWSEGMENT::Draw( WinEDA_DrawPanel* panel, wxDC* DC,
int draw_mode, const wxPoint& notUsed )
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{
int ux0, uy0, dx, dy;
int l_piste;
int color, mode;
int rayon;
color = g_DesignSettings.m_LayerColor[GetLayer()];
if( color & ITEM_NOT_SHOW )
return;
GRSetDrawMode( DC, draw_mode );
l_piste = m_Width >> 1; /* l_piste = demi largeur piste */
/* coord de depart */
ux0 = m_Start.x;
uy0 = m_Start.y;
/* coord d'arrivee */
dx = m_End.x;
dy = m_End.y;
mode = DisplayOpt.DisplayDrawItems;
if( m_Flags & FORCE_SKETCH )
mode = SKETCH;
if( l_piste < panel->GetScreen()->Unscale( L_MIN_DESSIN ) )
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mode = FILAIRE;
switch( m_Shape )
{
case S_CIRCLE:
rayon = (int) hypot( (double) (dx - ux0), (double) (dy - uy0) );
if( mode == FILAIRE )
{
GRCircle( &panel->m_ClipBox, DC, ux0, uy0, rayon, color );
}
else if( mode == SKETCH )
{
GRCircle( &panel->m_ClipBox, DC, ux0, uy0, rayon - l_piste, color );
GRCircle( &panel->m_ClipBox, DC, ux0, uy0, rayon + l_piste, color );
}
else
{
GRCircle( &panel->m_ClipBox, DC, ux0, uy0, rayon, m_Width, color );
}
break;
case S_ARC:
int StAngle, EndAngle;
rayon = (int) hypot( (double) (dx - ux0), (double) (dy - uy0) );
StAngle = (int) ArcTangente( dy - uy0, dx - ux0 );
EndAngle = StAngle + m_Angle;
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if ( ! panel->m_PrintIsMirrored)
{
if( StAngle > EndAngle )
EXCHG( StAngle, EndAngle );
}
else //Mirrored mode: arc orientation is reversed
{
if( StAngle < EndAngle )
EXCHG( StAngle, EndAngle );
}
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if( mode == FILAIRE )
GRArc( &panel->m_ClipBox, DC, ux0, uy0, StAngle, EndAngle,
rayon, color );
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else if( mode == SKETCH )
{
GRArc( &panel->m_ClipBox, DC, ux0, uy0, StAngle, EndAngle,
rayon - l_piste, color );
GRArc( &panel->m_ClipBox, DC, ux0, uy0, StAngle, EndAngle,
rayon + l_piste, color );
}
else
{
GRArc( &panel->m_ClipBox, DC, ux0, uy0, StAngle, EndAngle,
rayon, m_Width, color );
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}
break;
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case S_CURVE:
m_BezierPoints = Bezier2Poly(m_Start,m_BezierC1, m_BezierC2, m_End);
for (unsigned int i=1; i < m_BezierPoints.size(); i++) {
if( mode == FILAIRE )
GRLine( &panel->m_ClipBox, DC,
m_BezierPoints[i].x, m_BezierPoints[i].y,
m_BezierPoints[i-1].x, m_BezierPoints[i-1].y, 0, color );
else if( mode == SKETCH )
{
GRCSegm( &panel->m_ClipBox, DC,
m_BezierPoints[i].x, m_BezierPoints[i].y,
m_BezierPoints[i-1].x, m_BezierPoints[i-1].y,
m_Width, color );
}
else
{
GRFillCSegm( &panel->m_ClipBox, DC,
m_BezierPoints[i].x, m_BezierPoints[i].y,
m_BezierPoints[i-1].x, m_BezierPoints[i-1].y,
m_Width, color );
}
}
break;
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default:
if( mode == FILAIRE )
GRLine( &panel->m_ClipBox, DC, ux0, uy0, dx, dy, 0, color );
else if( mode == SKETCH )
{
GRCSegm( &panel->m_ClipBox, DC, ux0, uy0, dx, dy,
m_Width, color );
}
else
{
GRFillCSegm( &panel->m_ClipBox, DC, ux0, uy0, dx, dy,
m_Width, color );
}
break;
}
}
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// see pcbstruct.h
void DRAWSEGMENT::DisplayInfo( WinEDA_DrawFrame* frame )
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{
int itype;
wxString msg;
wxString coords;
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BOARD* board = (BOARD*) m_Parent;
wxASSERT( board );
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frame->MsgPanel->EraseMsgBox();
itype = m_Type & 0x0F;
msg = wxT( "DRAWING" );
Affiche_1_Parametre( frame, 1, _( "Type" ), msg, DARKCYAN );
wxString shape = _( "Shape" );
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switch( m_Shape ) {
case S_CIRCLE:
Affiche_1_Parametre( frame, 10, shape, _( "Circle" ), RED );
break;
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case S_ARC:
Affiche_1_Parametre( frame, 10, shape, _( "Arc" ), RED );
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msg.Printf( wxT( "%d.%d" ), m_Angle/10, m_Angle % 10 );
Affiche_1_Parametre( frame, 18, _("Angle"), msg, RED );
break;
case S_CURVE:
Affiche_1_Parametre( frame, 10, shape, _( "Curve" ), RED );
break;
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default:
Affiche_1_Parametre( frame, 10, shape, _( "Segment" ), RED );
}
wxString start;
start << GetStart();
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wxString end;
end << GetEnd();
Affiche_1_Parametre( frame, 22, start, end, BLACK );
Affiche_1_Parametre( frame, 36, _( "Layer" ),
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board->GetLayerName( m_Layer ), BROWN );
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valeur_param( (unsigned) m_Width, msg );
Affiche_1_Parametre( frame, 50, _( "Width" ), msg, DARKCYAN );
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}
/**
* Function HitTest
* tests if the given wxPoint is within the bounds of this object.
* @param ref_pos A wxPoint to test
* @return bool - true if a hit, else false
*/
bool DRAWSEGMENT::HitTest( const wxPoint& ref_pos )
{
int ux0 = m_Start.x;
int uy0 = m_Start.y;
/* recalcul des coordonnees avec ux0, uy0 = origine des coordonnees */
int dx = m_End.x - ux0;
int dy = m_End.y - uy0;
int spot_cX = ref_pos.x - ux0;
int spot_cY = ref_pos.y - uy0;
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switch(m_Shape){
case S_CIRCLE:
case S_ARC:
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int rayon, dist, stAngle, endAngle, mouseAngle;
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rayon = (int) hypot( (double) (dx), (double) (dy) );
dist = (int) hypot( (double) (spot_cX), (double) (spot_cY) );
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if( abs( rayon - dist ) <= ( m_Width / 2 ) )
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{
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if( m_Shape == S_CIRCLE )
return true;
/* pour un arc, controle complementaire */
mouseAngle = (int) ArcTangente( spot_cY, spot_cX );
stAngle = (int) ArcTangente( dy, dx );
endAngle = stAngle + m_Angle;
if( endAngle > 3600 )
{
stAngle -= 3600;
endAngle -= 3600;
}
if( mouseAngle >= stAngle && mouseAngle <= endAngle )
return true;
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}
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break;
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case S_CURVE:
for( unsigned int i= 1; i < m_BezierPoints.size(); i++)
{
if( TestSegmentHit( ref_pos,m_BezierPoints[i-1],m_BezierPoints[i-1], m_Width / 2 ) )
return true;
}
break;
default:
if( DistanceTest( m_Width / 2, dx, dy, spot_cX, spot_cY ) )
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return true;
}
return false;
}
/**
* Function HitTest (overlayed)
* tests if the given EDA_Rect intersect this object.
* For now, an ending point must be inside this rect.
* @param refArea : the given EDA_Rect
* @return bool - true if a hit, else false
*/
bool DRAWSEGMENT::HitTest( EDA_Rect& refArea )
{
if( refArea.Inside( m_Start ) )
return true;
if( refArea.Inside( m_End ) )
return true;
return false;
}
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#if defined(DEBUG)
/**
* Function Show
* is used to output the object tree, currently for debugging only.
* @param nestLevel An aid to prettier tree indenting, and is the level
* of nesting of this object within the overall tree.
* @param os The ostream& to output to.
*/
void DRAWSEGMENT::Show( int nestLevel, std::ostream& os )
{
NestedSpace( nestLevel, os ) << '<' << GetClass().Lower().mb_str() <<
" shape=\"" << m_Shape << '"' <<
/*
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" layer=\"" << GetLayer() << '"' <<
" width=\"" << m_Width << '"' <<
" angle=\"" << m_Angle << '"' << // Used only for Arcs: Arc angle in 1/10 deg
*/
'>' <<
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"<start" << m_Start << "/>" <<
"<end" << m_End << "/>"
"<GetStart" << GetStart() << "/>" <<
"<GetEnd" << GetEnd() << "/>"
;
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os << "</" << GetClass().Lower().mb_str() << ">\n";
}
#endif