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kicad/pcbnew/class_zone.cpp

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/**********************************/
/* classes to handle copper zones */
/**********************************/
#include "fctsys.h"
#include "wxstruct.h"
#include "gr_basic.h"
#include "common.h"
#include "PolyLine.h"
#include "pcbnew.h"
#include "trigo.h"
/************************/
/* class ZONE_CONTAINER */
/************************/
ZONE_CONTAINER::ZONE_CONTAINER( BOARD* parent ) :
BOARD_ITEM( parent, TYPEZONE_CONTAINER )
{
m_NetCode = -1; // Net number for fast comparisons
m_CornerSelection = -1;
m_ZoneClearance = 200; // a reasonnable clerance value
m_GridFillValue = 50; // a reasonnable grid used for filling
m_PadOption = THERMAL_PAD;
utility = 0; // flags used in polygon calculations
utility2 = 0; // flags used in polygon calculations
m_Poly = new CPolyLine(); // Outlines
}
ZONE_CONTAINER::~ZONE_CONTAINER()
{
delete m_Poly;
m_Poly = NULL;
}
/*******************************************/
void ZONE_CONTAINER::SetNet( int anet_code )
/*******************************************/
/**
* Set the netcode and the netname
* if netcode >= 0, set the netname
* if netcode < 0: keep old netname (used to set an necode error flag)
*/
{
m_NetCode = anet_code;
if( anet_code < 0 )
return;
if( m_Parent )
{
EQUIPOT* net = ( (BOARD*) m_Parent )->FindNet( anet_code );
if( net )
m_Netname = net->m_Netname;
else
m_Netname.Empty();
}
else
m_Netname.Empty();
}
/********************************************/
bool ZONE_CONTAINER::Save( FILE* aFile ) const
/********************************************/
{
if( GetState( DELETED ) )
return true;
unsigned item_pos;
int ret;
unsigned corners_count = m_Poly->corner.size();
int outline_hatch;
fprintf( aFile, "$CZONE_OUTLINE\n" );
// Save the outline main info
ret = fprintf( aFile, "ZInfo %8.8lX %d \"%s\"\n",
m_TimeStamp, m_NetCode,
CONV_TO_UTF8( m_Netname ) );
if( ret < 3 )
return false;
// Save the ouline layer info
ret = fprintf( aFile, "ZLayer %d\n", m_Layer );
if( ret < 1 )
return false;
// Save the ouline aux info
switch( m_Poly->GetHatchStyle() )
{
default:
case CPolyLine::NO_HATCH:
outline_hatch = 'N';
break;
case CPolyLine::DIAGONAL_EDGE:
outline_hatch = 'E';
break;
case CPolyLine::DIAGONAL_FULL:
outline_hatch = 'F';
break;
}
ret = fprintf( aFile, "ZAux %d %c\n", corners_count, outline_hatch );
if( ret < 2 )
return false;
// Save the corner list
for( item_pos = 0; item_pos < corners_count; item_pos++ )
{
ret = fprintf( aFile, "ZCorner %d %d %d \n",
m_Poly->corner[item_pos].x, m_Poly->corner[item_pos].y,
m_Poly->corner[item_pos].end_contour );
if( ret < 3 )
return false;
}
fprintf( aFile, "$endCZONE_OUTLINE\n" );
return true;
}
/**********************************************************/
int ZONE_CONTAINER::ReadDescr( FILE* aFile, int* aLineNum )
/**********************************************************/
/** Function ReadDescr
* @param aFile = opened file
* @param aLineNum = pointer on a line number counter (can be NULL or missing)
* @return 0 if ok or NULL
*/
{
char Line[1024], * text;
char netname_buffer[1024];
int ret;
int n_corner_item = 0;
int outline_hatch = CPolyLine::NO_HATCH;
bool error = false, has_corner = false;
netname_buffer[0] = 0;
while( GetLine( aFile, Line, aLineNum, sizeof(Line) - 1 ) != NULL )
{
if( strnicmp( Line, "ZCorner", 7 ) == 0 ) // new corner found
{
int x = 0, y = 0, flag = 0;
text = Line + 7;
ret = sscanf( text, "%d %d %d", &x, &y, &flag );
if( ret < 3 )
error = true;
else
{
if( !has_corner )
m_Poly->Start( m_Layer, x, y, outline_hatch );
else
AppendCorner( wxPoint(x, y) );
has_corner = true;
if( flag )
m_Poly->Close();
}
}
if( strnicmp( Line, "ZInfo", 5 ) == 0 ) // general info found
{
int ts = 0, netcode = 0;
text = Line + 5;
ret = sscanf( text, "%X %d %s", &ts, &netcode, netname_buffer );
if( ret < 3 )
error = true;
else
{
m_TimeStamp = ts;
m_NetCode = netcode;
ReadDelimitedText( netname_buffer, netname_buffer, 1024 );
m_Netname = CONV_FROM_UTF8( netname_buffer );
}
}
if( strnicmp( Line, "ZLayer", 6 ) == 0 ) // layer found
{
int x = 0;
text = Line + 6;
ret = sscanf( text, "%d", &x );
if( ret < 1 )
error = true;
else
m_Layer = x;
}
if( strnicmp( Line, "ZAux", 4 ) == 0 ) // aux info found
{
int x = 0;
char hopt[10];
text = Line + 4;
ret = sscanf( text, "%d %c", &x, hopt );
if( ret < 2 )
error = true;
else
{
n_corner_item = x;
switch( hopt[0] )
{
case 'n':
case 'N':
outline_hatch = CPolyLine::NO_HATCH;
break;
case 'e':
case 'E':
outline_hatch = CPolyLine::DIAGONAL_EDGE;
break;
case 'f':
case 'F':
outline_hatch = CPolyLine::DIAGONAL_FULL;
break;
}
}
}
if( strnicmp( Line, "$end", 4 ) == 0 ) // end of description
{
break;
}
}
return error ? 0 : 1;
}
/****************************************************************************************************/
void ZONE_CONTAINER::Draw( WinEDA_DrawPanel* panel, wxDC* DC, const wxPoint& offset, int draw_mode )
/****************************************************************************************************/
/** Function Draw
* @param panel = current Draw Panel
* @param DC = current Device Context
* @param offset = Draw offset (usually wxPoint(0,0))
* @param draw_mode = draw mode: OR, XOR ..
*/
{
if( DC == NULL )
return;
wxPoint seg_start, seg_end;
int curr_layer = ( (PCB_SCREEN*) panel->GetScreen() )->m_Active_Layer;
int color = g_DesignSettings.m_LayerColor[m_Layer];
if( ( color & (ITEM_NOT_SHOW | HIGHT_LIGHT_FLAG) ) == ITEM_NOT_SHOW )
return;
GRSetDrawMode( DC, draw_mode );
if( DisplayOpt.ContrastModeDisplay )
{
if( !IsOnLayer( curr_layer ) )
{
color &= ~MASKCOLOR;
color |= DARKDARKGRAY;
}
}
if( draw_mode & GR_SURBRILL )
{
if( draw_mode & GR_AND )
color &= ~HIGHT_LIGHT_FLAG;
else
color |= HIGHT_LIGHT_FLAG;
}
if( color & HIGHT_LIGHT_FLAG )
color = ColorRefs[color & MASKCOLOR].m_LightColor;
// draw the lines
int i_start_contour = 0;
for( int ic = 0; ic < GetNumCorners(); ic++ )
{
seg_start = GetCornerPosition(ic) + offset;
if( m_Poly->corner[ic].end_contour == FALSE && ic < GetNumCorners() - 1 )
{
seg_end = GetCornerPosition(ic + 1) + offset;
}
else
{
seg_end = GetCornerPosition(i_start_contour) + offset;
i_start_contour = ic + 1;
}
GRLine( &panel->m_ClipBox, DC, seg_start.x, seg_start.y, seg_end.x, seg_end.y, 0, color );
}
// draw hatches
for( unsigned ic = 0; ic < m_Poly->m_HatchLines.size(); ic++ )
{
int xi = m_Poly->m_HatchLines[ic].xi + offset.x;
int yi = m_Poly->m_HatchLines[ic].yi + offset.y;
int xf = m_Poly->m_HatchLines[ic].xf + offset.x;
int yf = m_Poly->m_HatchLines[ic].yf + offset.y;
GRLine( &panel->m_ClipBox, DC, xi, yi, xf, yf, 0, color );
}
}
/**********************************************************************************************/
void ZONE_CONTAINER::DrawWhileCreateOutline( WinEDA_DrawPanel* panel, wxDC* DC, int draw_mode )
/***********************************************************************************************/
/**
* Function DrawWhileCreateOutline
* Draws the zone outline when ir is created.
* The moving edges (last segment and the closing edge segment) are in XOR graphic mode,
* old segment in OR graphic mode
* The closing edge has its owm shape
* @param panel = current Draw Panel
* @param DC = current Device Context
* @param draw_mode = draw mode: OR, XOR ..
*/
{
int current_gr_mode = draw_mode;
bool is_close_segment = false;
wxPoint seg_start, seg_end;
if( DC == NULL )
return;
int curr_layer = ( (PCB_SCREEN*) panel->GetScreen() )->m_Active_Layer;
int color = g_DesignSettings.m_LayerColor[m_Layer] & MASKCOLOR;
if( DisplayOpt.ContrastModeDisplay )
{
if( !IsOnLayer( curr_layer ) )
{
color &= ~MASKCOLOR;
color |= DARKDARKGRAY;
}
}
// draw the lines
wxPoint start_contour_pos = GetCornerPosition(0);
for( int ic = 0; ic < GetNumCorners(); ic++ )
{
int xi = GetCornerPosition(ic).x;
int yi = GetCornerPosition(ic).y;
int xf, yf;
if( m_Poly->corner[ic].end_contour == FALSE && ic < GetNumCorners() - 1 )
{
is_close_segment = false;
xf = GetCornerPosition(ic + 1).x;
yf = GetCornerPosition(ic + 1).y;
if ( (m_Poly->corner[ic + 1].end_contour) || (ic == GetNumCorners() - 2) )
current_gr_mode = GR_XOR;
else
current_gr_mode = draw_mode;
}
else
{
is_close_segment = true;
current_gr_mode = GR_XOR;
xf = start_contour_pos.x;
yf = start_contour_pos.y;
start_contour_pos = GetCornerPosition(ic + 1);
}
GRSetDrawMode( DC, current_gr_mode );
if ( is_close_segment )
GRLine( &panel->m_ClipBox, DC, xi, yi, xf, yf, 0, WHITE );
else
GRLine( &panel->m_ClipBox, DC, xi, yi, xf, yf, 0, color );
}
}
/**
* Function HitTest
* tests if the given wxPoint is within the bounds of this object.
* @param refPos A wxPoint to test
* @return bool - true if a hit, else false
* return true if refPos is near a corner or an edge
*/
bool ZONE_CONTAINER::HitTest( const wxPoint& refPos )
{
if( HitTestForCorner( refPos ) >= 0 )
return true;
if( HitTestForEdge( refPos ) >= 0 )
return true;
return false;
}
/**
* Function HitTestForCorner
* tests if the given wxPoint near a corner, or near the segment define by 2 corners.
* Choose the nearest corner
* "near" means CORNER_MIN_DIST_IN_PIXELS pixels
* @return -1 if none, corner index in .corner <vector>
* @param refPos : A wxPoint to test
*/
int ZONE_CONTAINER::HitTestForCorner( const wxPoint& refPos )
{
#define CORNER_MIN_DIST 500 // distance (in internal units) to detect a corner in a zone outline
int dist, min_dist;
unsigned item_pos, lim;
lim = m_Poly->corner.size();
m_CornerSelection = -1;
min_dist = CORNER_MIN_DIST;
for( item_pos = 0; item_pos < lim; item_pos++ )
{
dist = abs( m_Poly->corner[item_pos].x - refPos.x ) + abs(
m_Poly->corner[item_pos].y - refPos.y );
if( dist <= min_dist )
{
m_CornerSelection = item_pos;
min_dist = dist;
}
}
if( m_CornerSelection >= 0 )
return item_pos;
return -1;
}
/**
* Function HitTestForEdge
* tests if the given wxPoint near a corner, or near the segment define by 2 corners.
* choose the nearest segment
* "near" means EDGE_MIN_DIST_IN_PIXELS pixels
* @return -1 if none, or index of the starting corner in .corner <vector>
* @param refPos : A wxPoint to test
*/
int ZONE_CONTAINER::HitTestForEdge( const wxPoint& refPos )
{
#define EDGE_MIN_DIST 200 // distance (in internal units) to detect a zone outline
int dist, min_dist;
unsigned item_pos, lim;
lim = m_Poly->corner.size();
/* Test for an entire segment */
unsigned first_corner_pos = 0, end_segm;
m_CornerSelection = -1;
min_dist = EDGE_MIN_DIST;
for( item_pos = 0; item_pos < lim; item_pos++ )
{
end_segm = item_pos + 1;
/* the last corner of the current outline is tested
* the last segment of the current outline starts at current corner, and ends
* at the first corner of the outline
*/
if( m_Poly->corner[item_pos].end_contour || end_segm >= lim )
{
unsigned tmp = first_corner_pos;
first_corner_pos = end_segm; // first_corner_pos is now the beginning of the next outline
end_segm = tmp; // end_segm is the beginning of the current outline
}
/* test the dist between segment and ref point */
dist = (int) GetPointToLineSegmentDistance( refPos.x,
refPos.y,
m_Poly->corner[item_pos].x,
m_Poly->corner[item_pos].y,
m_Poly->corner[end_segm].x,
m_Poly->corner[end_segm].y );
if( dist <= min_dist )
{
m_CornerSelection = item_pos;
min_dist = dist;
}
}
if( m_CornerSelection >= 0 )
return item_pos;
return -1;
}
/**
* Function HitTest (overlayed)
* tests if the given EDA_Rect contains the bounds of this object.
* @param refArea : the given EDA_Rect
* @return bool - true if a hit, else false
*/
bool ZONE_CONTAINER::HitTest( EDA_Rect& refArea )
{
bool is_out_of_box = false;
CRect rect = m_Poly->GetCornerBounds();
if( rect.left < refArea.GetX() )
is_out_of_box = true;
if( rect.top < refArea.GetY() )
is_out_of_box = true;
if( rect.right > refArea.GetRight() )
is_out_of_box = true;
if( rect.bottom > refArea.GetBottom() )
is_out_of_box = true;
return is_out_of_box ? false : true;
}
/************************************************************/
void ZONE_CONTAINER::Display_Infos( WinEDA_DrawFrame* frame )
/************************************************************/
{
wxString msg;
int text_pos;
BOARD* board = (BOARD*) m_Parent;
wxASSERT( board );
frame->MsgPanel->EraseMsgBox();
msg = _( "Zone Outline" );
int ncont = m_Poly->GetContour( m_CornerSelection );
if( ncont )
msg << wxT( " " ) << _( "(Cutout)" );
text_pos = 1;
Affiche_1_Parametre( frame, text_pos, _( "Type" ), msg, DARKCYAN );
text_pos += 15;
if( GetNet() >= 0 )
{
EQUIPOT* equipot = ( (WinEDA_PcbFrame*) frame )->m_Pcb->FindNet( GetNet() );
if( equipot )
msg = equipot->m_Netname;
else
msg = wxT( "<noname>" );
}
else // a netcode <<3C> is an error
{
msg = wxT( " [" );
msg << m_Netname + wxT( "]" );
msg << wxT( " <" ) << _( "Not Found" ) << wxT( ">" );
}
Affiche_1_Parametre( frame, text_pos, _( "NetName" ), msg, RED );
/* Display net code : (usefull in test or debug) */
text_pos += 18;
msg.Printf( wxT( "%d" ), GetNet() );
Affiche_1_Parametre( frame, text_pos, _( "NetCode" ), msg, RED );
text_pos += 8;
msg = board->GetLayerName( m_Layer );
Affiche_1_Parametre( frame, text_pos, _( "Layer" ), msg, BROWN );
text_pos += 8;
msg.Printf( wxT( "%d" ), m_Poly->corner.size() );
Affiche_1_Parametre( frame, text_pos, _( "Corners" ), msg, BLUE );
text_pos += 8;
msg.Printf( wxT( "%d" ), m_Poly->m_HatchLines.size() );
Affiche_1_Parametre( frame, text_pos, _( "Hatch lines" ), msg, BLUE );
}
/* Geometric transforms: */
/**
* Function Move
* Move the outlines
* @param offset = moving vector
*/
void ZONE_CONTAINER::Move( const wxPoint& offset )
{
for( unsigned ii = 0; ii < m_Poly->corner.size(); ii++ )
{
SetCornerPosition(ii, GetCornerPosition(ii) + offset);
}
m_Poly->Hatch();
}
/**
* Function MoveEdge
* Move the outline Edge. m_CornerSelection is the start point of the outline edge
* @param offset = moving vector
*/
void ZONE_CONTAINER::MoveEdge( const wxPoint& offset )
{
int ii = m_CornerSelection;
// Move the start point of the selected edge:
SetCornerPosition(ii, GetCornerPosition(ii) + offset);
// Move the end point of the selected edge:
if ( m_Poly->corner[ii].end_contour || ii == GetNumCorners() - 1)
{
int icont = m_Poly->GetContour( ii );
ii = m_Poly->GetContourStart( icont );
}
else
ii++;
SetCornerPosition(ii, GetCornerPosition(ii) + offset);
m_Poly->Hatch();
}
/**
* Function Rotate
* Move the outlines
* @param centre = rot centre
* @param angle = in 0.1 degree
*/
void ZONE_CONTAINER::Rotate( const wxPoint& centre, int angle )
{
for( unsigned ii = 0; ii < m_Poly->corner.size(); ii++ )
{
wxPoint pos;
pos.x = m_Poly->corner[ii].x;
pos.y = m_Poly->corner[ii].y;
RotatePoint( &pos, centre, angle );
m_Poly->corner[ii].x = pos.x;
m_Poly->corner[ii].y = pos.y;
}
m_Poly->Hatch();
}
/**
* Function Mirror
* flip the outlines , relative to a given horizontal axis
* @param mirror_ref = vertical axis position
*/
void ZONE_CONTAINER::Mirror( const wxPoint& mirror_ref )
{
for( unsigned ii = 0; ii < m_Poly->corner.size(); ii++ )
{
m_Poly->corner[ii].y -= mirror_ref.y;
m_Poly->corner[ii].y = -m_Poly->corner[ii].y;
m_Poly->corner[ii].y += mirror_ref.y;
}
m_Poly->Hatch();
}
/** Function copy
* copy usefull data from the source.
* flags and linked list pointers are NOT copied
*/
void ZONE_CONTAINER::Copy( ZONE_CONTAINER* src )
{
m_Parent = src->m_Parent;
m_Layer = src->m_Layer;
SetNet( src->GetNet() );
m_TimeStamp = src->m_TimeStamp;
m_Poly->Copy( src->m_Poly ); // copy outlines
m_CornerSelection = -1; // For corner moving, corner index to drag, or -1 if no selection
m_ZoneClearance = src->m_ZoneClearance; // clearance value
m_GridFillValue = src->m_GridFillValue; // Grid used for filling
m_PadOption = src->m_PadOption;
m_Poly->SetHatch( src->m_Poly->GetHatchStyle() );
}
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