kicad/eeschema/lib_field.cpp

455 lines
11 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2018 Jean-Pierre Charras, jp.charras at wanadoo.fr
* Copyright (C) 2004-2021 KiCad Developers, see AUTHORS.txt for contributors.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <eda_item.h>
#include <gr_text.h>
#include <string_utils.h>
#include <sch_draw_panel.h>
#include <eda_draw_frame.h>
#include <plotter.h>
#include <trigo.h>
#include <base_units.h>
#include <widgets/msgpanel.h>
#include <bitmaps.h>
#include <general.h>
#include <lib_symbol.h>
#include <transform.h>
#include <lib_field.h>
#include <template_fieldnames.h>
#include <settings/color_settings.h>
LIB_FIELD::LIB_FIELD( LIB_SYMBOL* aParent, int idfield ) :
LIB_ITEM( LIB_FIELD_T, aParent )
{
Init( idfield );
}
LIB_FIELD::LIB_FIELD( int idfield ) :
LIB_ITEM( LIB_FIELD_T, nullptr )
{
Init( idfield );
}
LIB_FIELD::LIB_FIELD( int aID, const wxString& aName ) :
LIB_ITEM( LIB_FIELD_T, nullptr )
{
Init( aID );
m_name = aName;
}
LIB_FIELD::~LIB_FIELD()
{
}
LIB_FIELD& LIB_FIELD::operator=( const LIB_FIELD& field )
{
m_id = field.m_id;
m_name = field.m_name;
m_parent = field.m_parent;
SetText( field.GetText() );
SetEffects( field );
return *this;
}
void LIB_FIELD::Init( int id )
{
m_id = id;
SetTextAngle( TEXT_ANGLE_HORIZ ); // constructor already did this.
// Fields in RAM must always have names, because we are trying to get less dependent on
// field ids and more dependent on names. Plus assumptions are made in the field editors.
m_name = TEMPLATE_FIELDNAME::GetDefaultFieldName( id );
// By contrast, VALUE and REFERENCE are are always constructed as initially visible, and
// template fieldsnames' initial visibility is controlled by the template fieldname config.
if( id == DATASHEET_FIELD || id == FOOTPRINT_FIELD )
SetVisible( false );
}
int LIB_FIELD::GetPenWidth() const
{
return GetEffectiveTextPenWidth();
}
void LIB_FIELD::print( const RENDER_SETTINGS* aSettings, const wxPoint& aOffset, void* aData,
const TRANSFORM& aTransform )
{
wxDC* DC = aSettings->GetPrintDC();
COLOR4D color = aSettings->GetLayerColor( IsVisible() ? GetDefaultLayer() : LAYER_HIDDEN );
int penWidth = std::max( GetPenWidth(), aSettings->GetDefaultPenWidth() );
wxPoint text_pos = aTransform.TransformCoordinate( GetTextPos() ) + aOffset;
wxString text = aData ? *static_cast<wxString*>( aData ) : GetText();
GRText( DC, text_pos, color, text, GetTextAngle(), GetTextSize(), GetHorizJustify(),
GetVertJustify(), penWidth, IsItalic(), IsBold() );
}
bool LIB_FIELD::HitTest( const wxPoint& aPosition, int aAccuracy ) const
{
// Because HitTest is mainly used to select the field return false if it is empty
if( GetText().IsEmpty() )
return false;
// Build a temporary copy of the text for hit testing
EDA_TEXT tmp_text( *this );
// Reference designator text has one or 2 additional character (displays U? or U?A)
if( m_id == REFERENCE_FIELD )
{
const LIB_SYMBOL* parent = dynamic_cast<const LIB_SYMBOL*>( m_parent );
wxString extended_text = tmp_text.GetText();
extended_text.Append('?');
if ( parent && parent->GetUnitCount() > 1 )
extended_text.Append('A');
tmp_text.SetText( extended_text );
}
tmp_text.SetTextPos( DefaultTransform.TransformCoordinate( GetTextPos() ) );
// The text orientation may need to be flipped if the transformation matrix causes xy axes
// to be flipped. This simple algo works only for schematic matrix (rot 90 or/and mirror)
bool t1 = ( DefaultTransform.x1 != 0 ) ^ ( GetTextAngle() != 0 );
tmp_text.SetTextAngle( t1 ? TEXT_ANGLE_HORIZ : TEXT_ANGLE_VERT );
return tmp_text.TextHitTest( aPosition, aAccuracy );
}
EDA_ITEM* LIB_FIELD::Clone() const
{
LIB_FIELD* newfield = new LIB_FIELD( m_id );
Copy( newfield );
return (EDA_ITEM*) newfield;
}
void LIB_FIELD::Copy( LIB_FIELD* aTarget ) const
{
aTarget->m_name = m_name;
aTarget->CopyText( *this );
aTarget->SetEffects( *this );
aTarget->SetParent( m_parent );
}
int LIB_FIELD::compare( const LIB_ITEM& aOther, LIB_ITEM::COMPARE_FLAGS aCompareFlags ) const
{
wxASSERT( aOther.Type() == LIB_FIELD_T );
int retv = LIB_ITEM::compare( aOther, aCompareFlags );
if( retv )
return retv;
const LIB_FIELD* tmp = ( LIB_FIELD* ) &aOther;
if( m_id != tmp->m_id )
return m_id - tmp->m_id;
int result = GetText().CmpNoCase( tmp->GetText() );
if( result != 0 )
return result;
if( GetTextPos().x != tmp->GetTextPos().x )
return GetTextPos().x - tmp->GetTextPos().x;
if( GetTextPos().y != tmp->GetTextPos().y )
return GetTextPos().y - tmp->GetTextPos().y;
if( GetTextWidth() != tmp->GetTextWidth() )
return GetTextWidth() - tmp->GetTextWidth();
if( GetTextHeight() != tmp->GetTextHeight() )
return GetTextHeight() - tmp->GetTextHeight();
return 0;
}
void LIB_FIELD::Offset( const wxPoint& aOffset )
{
EDA_TEXT::Offset( aOffset );
}
void LIB_FIELD::MoveTo( const wxPoint& newPosition )
{
EDA_TEXT::SetTextPos( newPosition );
}
void LIB_FIELD::MirrorHorizontal( const wxPoint& center )
{
int x = GetTextPos().x;
x -= center.x;
x *= -1;
x += center.x;
SetTextX( x );
}
void LIB_FIELD::MirrorVertical( const wxPoint& center )
{
int y = GetTextPos().y;
y -= center.y;
y *= -1;
y += center.y;
SetTextY( y );
}
void LIB_FIELD::Rotate( const wxPoint& center, bool aRotateCCW )
{
int rot_angle = aRotateCCW ? -900 : 900;
wxPoint pt = GetTextPos();
RotatePoint( &pt, center, rot_angle );
SetTextPos( pt );
SetTextAngle( GetTextAngle() != 0.0 ? 0 : 900 );
}
void LIB_FIELD::Plot( PLOTTER* aPlotter, const wxPoint& aOffset, bool aFill,
const TRANSFORM& aTransform ) const
{
if( GetText().IsEmpty() )
return;
// Calculate the text orientation, according to the symbol orientation/mirror.
int orient = (int) GetTextAngle();
if( aTransform.y1 ) // Rotate symbol 90 deg.
{
if( orient == TEXT_ANGLE_HORIZ )
orient = TEXT_ANGLE_VERT;
else
orient = TEXT_ANGLE_HORIZ;
}
EDA_RECT BoundaryBox = GetBoundingBox();
BoundaryBox.RevertYAxis();
EDA_TEXT_HJUSTIFY_T hjustify = GR_TEXT_HJUSTIFY_CENTER;
EDA_TEXT_VJUSTIFY_T vjustify = GR_TEXT_VJUSTIFY_CENTER;
wxPoint textpos = aTransform.TransformCoordinate( BoundaryBox.Centre() ) + aOffset;
COLOR4D color;
if( aPlotter->GetColorMode() )
color = aPlotter->RenderSettings()->GetLayerColor( GetDefaultLayer() );
else
color = COLOR4D::BLACK;
int penWidth = std::max( GetPenWidth(),aPlotter->RenderSettings()->GetMinPenWidth() );
aPlotter->Text( textpos, color, GetShownText(), orient, GetTextSize(), hjustify, vjustify,
penWidth, IsItalic(), IsBold() );
}
wxString LIB_FIELD::GetFullText( int unit ) const
{
if( m_id != REFERENCE_FIELD )
return GetText();
wxString text = GetText();
text << wxT( "?" );
wxCHECK( GetParent(), text );
if( GetParent()->IsMulti() )
text << LIB_SYMBOL::SubReference( unit );
return text;
}
const EDA_RECT LIB_FIELD::GetBoundingBox() const
{
/* Y coordinates for LIB_ITEMS are bottom to top, so we must invert the Y position when
* calling GetTextBox() that works using top to bottom Y axis orientation.
*/
EDA_RECT rect = GetTextBox( -1, true );
rect.RevertYAxis();
// We are using now a bottom to top Y axis.
wxPoint orig = rect.GetOrigin();
wxPoint end = rect.GetEnd();
RotatePoint( &orig, GetTextPos(), -GetTextAngle() );
RotatePoint( &end, GetTextPos(), -GetTextAngle() );
rect.SetOrigin( orig );
rect.SetEnd( end );
// We are using now a top to bottom Y axis:
rect.RevertYAxis();
return rect;
}
void LIB_FIELD::ViewGetLayers( int aLayers[], int& aCount ) const
{
aCount = 2;
switch( m_id )
{
case REFERENCE_FIELD: aLayers[0] = LAYER_REFERENCEPART; break;
case VALUE_FIELD: aLayers[0] = LAYER_VALUEPART; break;
default: aLayers[0] = LAYER_FIELDS; break;
}
aLayers[1] = LAYER_SELECTION_SHADOWS;
}
SCH_LAYER_ID LIB_FIELD::GetDefaultLayer() const
{
switch( m_id )
{
case REFERENCE_FIELD: return LAYER_REFERENCEPART;
case VALUE_FIELD: return LAYER_VALUEPART;
default: return LAYER_FIELDS;
}
}
wxString LIB_FIELD::GetName( bool aUseDefaultName ) const
{
if( m_name.IsEmpty() && aUseDefaultName )
return TEMPLATE_FIELDNAME::GetDefaultFieldName( m_id );
return m_name;
}
wxString LIB_FIELD::GetCanonicalName() const
{
switch( m_id )
{
case REFERENCE_FIELD: return wxT( "Reference" );
case VALUE_FIELD: return wxT( "Value" );
case FOOTPRINT_FIELD: return wxT( "Footprint" );
case DATASHEET_FIELD: return wxT( "Datasheet" );
}
return m_name;
}
void LIB_FIELD::SetName( const wxString& aName )
{
// Mandatory field names are fixed.
if( IsMandatory() )
{
wxFAIL_MSG( "trying to set a MANDATORY_FIELD's name\n" );
return;
}
if( m_name != aName )
{
m_name = aName;
SetModified();
}
}
wxString LIB_FIELD::GetSelectMenuText( EDA_UNITS aUnits ) const
{
return wxString::Format( "%s '%s'", GetName(), ShortenedShownText() );
}
void LIB_FIELD::BeginEdit( const wxPoint& aPosition )
{
SetTextPos( aPosition );
}
void LIB_FIELD::CalcEdit( const wxPoint& aPosition )
{
SetTextPos( aPosition );
}
void LIB_FIELD::GetMsgPanelInfo( EDA_DRAW_FRAME* aFrame, MSG_PANEL_ITEMS& aList )
{
wxString msg;
LIB_ITEM::GetMsgPanelInfo( aFrame, aList );
// Display style:
msg = GetTextStyleName();
aList.push_back( MSG_PANEL_ITEM( _( "Style" ), msg ) );
msg = MessageTextFromValue( aFrame->GetUserUnits(), GetTextWidth() );
aList.push_back( MSG_PANEL_ITEM( _( "Width" ), msg ) );
msg = MessageTextFromValue( aFrame->GetUserUnits(), GetTextHeight() );
aList.push_back( MSG_PANEL_ITEM( _( "Height" ), msg ) );
// Display field name (ref, value ...)
aList.push_back( MSG_PANEL_ITEM( _( "Field" ), GetName() ) );
// Display field text:
aList.push_back( MSG_PANEL_ITEM( _( "Value" ), GetShownText() ) );
}
BITMAPS LIB_FIELD::GetMenuImage() const
{
return BITMAPS::move;
}
bool LIB_FIELD::IsMandatory() const
{
return m_id >= 0 && m_id < MANDATORY_FIELDS;
}