kicad/eeschema/lib_circle.cpp

333 lines
8.9 KiB
C++

/*************************/
/** class LIB_CIRCLE **/
/*************************/
#include "fctsys.h"
#include "gr_basic.h"
#include "common.h"
#include "class_drawpanel.h"
#include "plot_common.h"
#include "trigo.h"
#include "wxstruct.h"
#include "general.h"
#include "protos.h"
#include "lib_circle.h"
#include "transform.h"
LIB_CIRCLE::LIB_CIRCLE( LIB_COMPONENT* aParent ) :
LIB_DRAW_ITEM( LIB_CIRCLE_T, aParent )
{
m_Radius = 0;
m_Fill = NO_FILL;
m_isFillable = true;
m_typeName = _( "Circle" );
}
LIB_CIRCLE::LIB_CIRCLE( const LIB_CIRCLE& aCircle ) :
LIB_DRAW_ITEM( aCircle )
{
m_Pos = aCircle.m_Pos;
m_Radius = aCircle.m_Radius;
m_Fill = aCircle.m_Fill;
}
bool LIB_CIRCLE::Save( FILE* aFile )
{
if( fprintf( aFile, "C %d %d %d %d %d %d %c\n", m_Pos.x, m_Pos.y,
m_Radius, m_Unit, m_Convert, m_Width, fill_tab[m_Fill] ) < 0 )
return false;
return true;
}
bool LIB_CIRCLE::Load( char* aLine, wxString& aErrorMsg )
{
char tmp[256];
int cnt = sscanf( &aLine[2], "%d %d %d %d %d %d %s", &m_Pos.x, &m_Pos.y,
&m_Radius, &m_Unit, &m_Convert, &m_Width, tmp );
if( cnt < 6 )
{
aErrorMsg.Printf( _( "circle only had %d parameters of the required 6" ), cnt );
return false;
}
if( tmp[0] == 'F' )
m_Fill = FILLED_SHAPE;
if( tmp[0] == 'f' )
m_Fill = FILLED_WITH_BG_BODYCOLOR;
return true;
}
/**
* Function HitTest
* tests if the given wxPoint is within the bounds of this object.
* @param aPosRef A wxPoint to test in eeschema space
* @return - true if a hit, else false
*/
bool LIB_CIRCLE::HitTest( const wxPoint& aPosRef )
{
int mindist = m_Width ? m_Width / 2 : g_DrawDefaultLineThickness / 2;
// Have a minimal tolerance for hit test
if( mindist < MINIMUM_SELECTION_DISTANCE )
mindist = MINIMUM_SELECTION_DISTANCE;
return HitTest( aPosRef, mindist, DefaultTransform );
}
/**
* Function HitTest
* @return true if the point aPosRef is near this object
* @param aPosRef = a wxPoint to test
* @param aThreshold = max distance to this object (usually the half thickness of a line)
* @param aTransform = the transform matrix
*/
bool LIB_CIRCLE::HitTest( wxPoint aPosRef, int aThreshold, const TRANSFORM& aTransform )
{
wxPoint relpos = aPosRef - aTransform.TransformCoordinate( m_Pos );
int dist = wxRound( sqrt( ( (double) relpos.x * relpos.x ) +
( (double) relpos.y * relpos.y ) ) );
if( abs( dist - m_Radius ) <= aThreshold )
return true;
return false;
}
LIB_DRAW_ITEM* LIB_CIRCLE::DoGenCopy()
{
LIB_CIRCLE* newitem = new LIB_CIRCLE( GetParent() );
newitem->m_Pos = m_Pos;
newitem->m_Radius = m_Radius;
newitem->m_Width = m_Width;
newitem->m_Unit = m_Unit;
newitem->m_Convert = m_Convert;
newitem->m_Flags = m_Flags;
newitem->m_Fill = m_Fill;
return (LIB_DRAW_ITEM*) newitem;
}
int LIB_CIRCLE::DoCompare( const LIB_DRAW_ITEM& aOther ) const
{
wxASSERT( aOther.Type() == LIB_CIRCLE_T );
const LIB_CIRCLE* tmp = ( LIB_CIRCLE* ) &aOther;
if( m_Pos.x != tmp->m_Pos.x )
return m_Pos.x - tmp->m_Pos.x;
if( m_Pos.y != tmp->m_Pos.y )
return m_Pos.y - tmp->m_Pos.y;
if( m_Radius != tmp->m_Radius )
return m_Radius - tmp->m_Radius;
return 0;
}
void LIB_CIRCLE::DoOffset( const wxPoint& aOffset )
{
m_Pos += aOffset;
}
bool LIB_CIRCLE::DoTestInside( EDA_Rect& aRect ) const
{
/*
* FIXME: This fails to take into account the radius around the center
* point.
*/
return aRect.Contains( m_Pos.x, -m_Pos.y );
}
void LIB_CIRCLE::DoMove( const wxPoint& aPosition )
{
m_Pos = aPosition;
}
void LIB_CIRCLE::DoMirrorHorizontal( const wxPoint& aCenter )
{
m_Pos.x -= aCenter.x;
m_Pos.x *= -1;
m_Pos.x += aCenter.x;
}
void LIB_CIRCLE::DoPlot( PLOTTER* aPlotter, const wxPoint& aOffset, bool aFill,
const TRANSFORM& aTransform )
{
wxPoint pos = aTransform.TransformCoordinate( m_Pos ) + aOffset;
if( aFill && m_Fill == FILLED_WITH_BG_BODYCOLOR )
{
aPlotter->set_color( ReturnLayerColor( LAYER_DEVICE_BACKGROUND ) );
aPlotter->circle( pos, m_Radius * 2, FILLED_SHAPE, 0 );
}
bool already_filled = m_Fill == FILLED_WITH_BG_BODYCOLOR;
aPlotter->set_color( ReturnLayerColor( LAYER_DEVICE ) );
aPlotter->circle( pos, m_Radius * 2, already_filled ? NO_FILL : m_Fill, GetPenSize() );
}
/**
* Function GetPenSize
* @return the size of the "pen" that be used to draw or plot this item
*/
int LIB_CIRCLE::GetPenSize()
{
return ( m_Width == 0 ) ? g_DrawDefaultLineThickness : m_Width;
}
void LIB_CIRCLE::drawGraphic( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint& aOffset,
int aColor, int aDrawMode, void* aData, const TRANSFORM& aTransform )
{
wxPoint pos1;
int color = ReturnLayerColor( LAYER_DEVICE );
if( aColor < 0 ) // Used normal color or selected color
{
if( ( m_Selected & IS_SELECTED ) )
color = g_ItemSelectetColor;
}
else
color = aColor;
pos1 = aTransform.TransformCoordinate( m_Pos ) + aOffset;
GRSetDrawMode( aDC, aDrawMode );
FILL_T fill = aData ? NO_FILL : m_Fill;
if( aColor >= 0 )
fill = NO_FILL;
if( fill == FILLED_WITH_BG_BODYCOLOR )
GRFilledCircle( &aPanel->m_ClipBox, aDC, pos1.x, pos1.y, m_Radius, GetPenSize(),
(m_Flags & IS_MOVED) ? color : ReturnLayerColor( LAYER_DEVICE_BACKGROUND ),
ReturnLayerColor( LAYER_DEVICE_BACKGROUND ) );
else if( fill == FILLED_SHAPE )
GRFilledCircle( &aPanel->m_ClipBox, aDC, pos1.x, pos1.y, m_Radius, 0, color, color );
else
GRCircle( &aPanel->m_ClipBox, aDC, pos1.x, pos1.y, m_Radius, GetPenSize( ), color );
/* Set to one (1) to draw bounding box around circle to validate bounding
* box calculation. */
#if 0
EDA_Rect bBox = GetBoundingBox();
GRRect( &aPanel->m_ClipBox, aDC, bBox.GetOrigin().x, bBox.GetOrigin().y,
bBox.GetEnd().x, bBox.GetEnd().y, 0, LIGHTMAGENTA );
#endif
}
EDA_Rect LIB_CIRCLE::GetBoundingBox() const
{
EDA_Rect rect;
rect.SetOrigin( m_Pos.x - m_Radius, ( m_Pos.y - m_Radius ) * -1 );
rect.SetEnd( m_Pos.x + m_Radius, ( m_Pos.y + m_Radius ) * -1 );
rect.Inflate( m_Width / 2, m_Width / 2 );
return rect;
}
void LIB_CIRCLE::DisplayInfo( EDA_DRAW_FRAME* aFrame )
{
wxString msg;
EDA_Rect bBox = GetBoundingBox();
LIB_DRAW_ITEM::DisplayInfo( aFrame );
msg = ReturnStringFromValue( g_UserUnit, m_Width, EESCHEMA_INTERNAL_UNIT, true );
aFrame->AppendMsgPanel( _( "Line width" ), msg, BLUE );
msg = ReturnStringFromValue( g_UserUnit, m_Radius, EESCHEMA_INTERNAL_UNIT, true );
aFrame->AppendMsgPanel( _( "Radius" ), msg, RED );
msg.Printf( wxT( "(%d, %d, %d, %d)" ), bBox.GetOrigin().x,
bBox.GetOrigin().y, bBox.GetEnd().x, bBox.GetEnd().y );
aFrame->AppendMsgPanel( _( "Bounding box" ), msg, BROWN );
}
void LIB_CIRCLE::BeginEdit( int aEditMode, const wxPoint aPosition )
{
wxCHECK_RET( ( aEditMode & ( IS_NEW | IS_MOVED | IS_RESIZED ) ) != 0,
wxT( "Invalid edit mode for LIB_CIRCLE object." ) );
if( aEditMode == IS_NEW )
{
m_Pos = m_initialPos = aPosition;
}
else if( aEditMode == IS_MOVED )
{
m_initialPos = m_Pos;
m_initialCursorPos = aPosition;
SetEraseLastDrawItem();
}
else if( aEditMode == IS_RESIZED )
{
SetEraseLastDrawItem();
}
m_Flags = aEditMode;
}
bool LIB_CIRCLE::ContinueEdit( const wxPoint aPosition )
{
wxCHECK_MSG( ( m_Flags & ( IS_NEW | IS_MOVED | IS_RESIZED ) ) != 0, false,
wxT( "Bad call to ContinueEdit(). LIB_CIRCLE is not being edited." ) );
return false;
}
void LIB_CIRCLE::EndEdit( const wxPoint& aPosition, bool aAbort )
{
wxCHECK_RET( ( m_Flags & ( IS_NEW | IS_MOVED | IS_RESIZED ) ) != 0,
wxT( "Bad call to EndEdit(). LIB_CIRCLE is not being edited." ) );
SetEraseLastDrawItem( false );
m_Flags = 0;
}
void LIB_CIRCLE::calcEdit( const wxPoint& aPosition )
{
if( m_Flags == IS_NEW || m_Flags == IS_RESIZED )
{
if( m_Flags == IS_NEW )
SetEraseLastDrawItem();
int dx = m_Pos.x - aPosition.x;
int dy = m_Pos.y - aPosition.y;
m_Radius = wxRound( sqrt( ( (double) dx * dx ) + ( (double) dy * dy ) ) );
}
else
{
Move( m_initialPos + aPosition - m_initialCursorPos );
}
}