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kicad/eeschema/lib_field.cpp

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/*
* 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) 2022 CERN
* Copyright (C) 2004-2024 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 <string_utils.h>
#include <sch_draw_panel.h>
#include <eda_draw_frame.h>
#include <plotters/plotter.h>
#include <font/font.h>
#include <trigo.h>
#include <base_units.h>
#include <widgets/msgpanel.h>
#include <bitmaps.h>
#include <lib_symbol.h>
#include <transform.h>
#include <template_fieldnames.h>
#include <settings/color_settings.h>
LIB_FIELD::LIB_FIELD( SCH_ITEM* aParent, int aId, const wxString& aName ) :
SCH_ITEM( aParent, LIB_FIELD_T ),
EDA_TEXT( schIUScale )
{
Init( aId );
m_name = aName;
}
LIB_FIELD::LIB_FIELD( int aId ) :
SCH_ITEM( nullptr, LIB_FIELD_T ),
EDA_TEXT( schIUScale )
{
Init( aId );
}
LIB_FIELD::LIB_FIELD( int aId, const wxString& aName ) :
SCH_ITEM( nullptr, LIB_FIELD_T ),
EDA_TEXT( schIUScale )
{
Init( aId );
m_name = aName;
}
LIB_FIELD& LIB_FIELD::operator=( const LIB_FIELD& field )
{
m_id = field.m_id;
m_name = field.m_name;
m_parent = field.m_parent;
m_autoAdded = field.m_autoAdded;
m_showName = field.m_showName;
m_allowAutoPlace = field.m_allowAutoPlace;
m_showInChooser = field.m_showInChooser;
SetText( field.GetText() );
SetAttributes( field );
return *this;
}
void LIB_FIELD::Init( int aId )
{
m_id = aId;
SetTextAngle( ANGLE_HORIZONTAL ); // 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( aId );
// 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( aId != VALUE_FIELD && aId != REFERENCE_FIELD && aId < MANDATORY_FIELDS )
SetVisible( false );
m_autoAdded = false;
m_showName = false;
m_allowAutoPlace = true;
m_showInChooser = true;
}
void LIB_FIELD::SetId( int aId )
{
m_id = aId;
}
int LIB_FIELD::GetPenWidth() const
{
return GetEffectiveTextPenWidth();
}
KIFONT::FONT* LIB_FIELD::getDrawFont() const
{
KIFONT::FONT* font = EDA_TEXT::GetFont();
if( !font )
font = KIFONT::FONT::GetFont( GetDefaultFont(), IsBold(), IsItalic() );
return font;
}
void LIB_FIELD::Print( const SCH_RENDER_SETTINGS* aSettings, int aUnit, int aBodyStyle,
const VECTOR2I& aOffset, bool aForceNoFill, bool aDimmed )
{
wxDC* DC = aSettings->GetPrintDC();
COLOR4D color = aSettings->GetLayerColor( IsVisible() ? GetDefaultLayer() : LAYER_HIDDEN );
COLOR4D bg = aSettings->GetBackgroundColor();
bool blackAndWhiteMode = GetGRForceBlackPenState();
int penWidth = GetEffectivePenWidth( aSettings );
VECTOR2I text_pos = aSettings->TransformCoordinate( GetTextPos() ) + aOffset;
if( blackAndWhiteMode || bg == COLOR4D::UNSPECIFIED )
bg = COLOR4D::WHITE;
if( !blackAndWhiteMode && GetTextColor() != COLOR4D::UNSPECIFIED )
color = GetTextColor();
if( aDimmed )
{
color.Desaturate( );
color = color.Mix( bg, 0.5f );
}
KIFONT::FONT* font = GetFont();
if( !font )
font = KIFONT::FONT::GetFont( aSettings->GetDefaultFont(), IsBold(), IsItalic() );
GRPrintText( DC, text_pos, color, GetText(), GetTextAngle(), GetTextSize(), GetHorizJustify(),
GetVertJustify(), penWidth, IsItalic(), IsBold(), font, GetFontMetrics() );
}
bool LIB_FIELD::HitTest( const VECTOR2I& 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() != ANGLE_HORIZONTAL );
tmp_text.SetTextAngle( t1 ? ANGLE_HORIZONTAL : ANGLE_VERTICAL );
return tmp_text.TextHitTest( aPosition, aAccuracy );
}
bool LIB_FIELD::HitTest( const BOX2I& aRect, bool aContained, int aAccuracy ) const
{
if( m_flags & (STRUCT_DELETED | SKIP_STRUCT ) )
return false;
BOX2I sel = aRect;
if ( aAccuracy )
sel.Inflate( aAccuracy );
if( aContained )
return sel.Contains( GetBoundingBox() );
return sel.Intersects( GetBoundingBox() );
}
EDA_ITEM* LIB_FIELD::Clone() const
{
return new LIB_FIELD( *this );
}
void LIB_FIELD::Copy( LIB_FIELD* aTarget ) const
{
aTarget->m_name = m_name;
aTarget->m_showName = m_showName;
aTarget->m_allowAutoPlace = m_allowAutoPlace;
aTarget->m_showInChooser = m_showInChooser;
aTarget->CopyText( *this );
aTarget->SetAttributes( *this );
aTarget->SetParent( m_parent );
aTarget->SetAutoAdded( IsAutoAdded() );
}
int LIB_FIELD::compare( const SCH_ITEM& aOther, int aCompareFlags ) const
{
wxASSERT( aOther.Type() == LIB_FIELD_T );
int retv = SCH_ITEM::compare( aOther, aCompareFlags );
if( retv )
return retv;
const LIB_FIELD* tmp = ( LIB_FIELD* ) &aOther;
// Equality test will vary depending whether or not the field is mandatory. Otherwise,
// sorting is done by ordinal.
if( aCompareFlags & SCH_ITEM::COMPARE_FLAGS::EQUALITY )
{
// Mandatory fields have fixed ordinals and their names can vary due to translated field
// names. Optional fields have fixed names and their ordinals can vary.
if( IsMandatory() )
{
if( m_id != tmp->m_id )
return m_id - tmp->m_id;
}
else
{
retv = m_name.Cmp( tmp->m_name );
if( retv )
return retv;
}
}
else // assume we're sorting
{
if( m_id != tmp->m_id )
return m_id - tmp->m_id;
}
bool ignoreFieldText = false;
if( m_id == REFERENCE_FIELD && !( aCompareFlags & SCH_ITEM::COMPARE_FLAGS::EQUALITY ) )
ignoreFieldText = true;
if( m_id == VALUE_FIELD && ( aCompareFlags & SCH_ITEM::COMPARE_FLAGS::ERC ) )
ignoreFieldText = true;
if( !ignoreFieldText )
{
retv = GetText().CmpNoCase( tmp->GetText() );
if( retv != 0 )
return retv;
}
if( aCompareFlags & SCH_ITEM::COMPARE_FLAGS::EQUALITY )
{
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::Move( const VECTOR2I& aOffset )
{
EDA_TEXT::Offset( aOffset );
}
void LIB_FIELD::SetPosition( const VECTOR2I& newPosition )
{
EDA_TEXT::SetTextPos( newPosition );
}
void LIB_FIELD::MirrorHorizontally( int aCenter )
{
int x = GetTextPos().x;
x -= aCenter;
x *= -1;
x += aCenter;
SetTextX( x );
}
void LIB_FIELD::MirrorVertically( int aCenter )
{
int y = GetTextPos().y;
y -= aCenter;
y *= -1;
y += aCenter;
SetTextY( y );
}
void LIB_FIELD::Rotate( const VECTOR2I& center, bool aRotateCCW )
{
EDA_ANGLE rot_angle = aRotateCCW ? -ANGLE_90 : ANGLE_90;
VECTOR2I pt = GetTextPos();
RotatePoint( pt, center, rot_angle );
SetTextPos( pt );
SetTextAngle( GetTextAngle() != ANGLE_HORIZONTAL ? ANGLE_HORIZONTAL : ANGLE_VERTICAL );
}
void LIB_FIELD::Plot( PLOTTER* aPlotter, bool aBackground, const SCH_PLOT_OPTS& aPlotOpts,
int aUnit, int aBodyStyle, const VECTOR2I& aOffset, bool aDimmed )
{
if( GetText().IsEmpty() || aBackground )
return;
SCH_RENDER_SETTINGS* renderSettings = getRenderSettings( aPlotter );
if( !IsVisible() && !renderSettings->m_ShowHiddenFields )
return;
// Calculate the text orientation, according to the symbol orientation/mirror.
EDA_ANGLE orient = GetTextAngle();
if( renderSettings->m_Transform.y1 ) // Rotate symbol 90 deg.
{
if( orient.IsHorizontal() )
orient = ANGLE_VERTICAL;
else
orient = ANGLE_HORIZONTAL;
}
BOX2I bbox = GetBoundingBox();
bbox.RevertYAxis();
GR_TEXT_H_ALIGN_T hjustify = GR_TEXT_H_ALIGN_CENTER;
GR_TEXT_V_ALIGN_T vjustify = GR_TEXT_V_ALIGN_CENTER;
VECTOR2I textpos = renderSettings->TransformCoordinate( bbox.Centre() ) + aOffset;
COLOR4D color;
COLOR4D bg;
if( aPlotter->GetColorMode() )
{
if( GetTextColor() != COLOR4D::UNSPECIFIED )
color = GetTextColor();
else
color = renderSettings->GetLayerColor( GetDefaultLayer() );
bg = renderSettings->GetBackgroundColor();
if( bg == COLOR4D::UNSPECIFIED )
bg = COLOR4D::WHITE;
}
else
{
color = COLOR4D::BLACK;
bg = COLOR4D::WHITE;
}
if( aDimmed )
{
color.Desaturate( );
color = color.Mix( bg, 0.5f );
}
int penWidth = GetEffectivePenWidth( renderSettings );
KIFONT::FONT* font = GetFont();
if( !font )
font = KIFONT::FONT::GetFont( renderSettings->GetDefaultFont(), IsBold(), IsItalic() );
TEXT_ATTRIBUTES attrs = GetAttributes();
attrs.m_StrokeWidth = penWidth;
attrs.m_Halign = hjustify;
attrs.m_Valign = vjustify;
attrs.m_Angle = orient;
attrs.m_Multiline = false;
aPlotter->PlotText( textpos, color, GetShownText( true ), attrs, font, GetFontMetrics() );
}
wxString LIB_FIELD::GetFullText( int unit ) const
{
if( m_id != REFERENCE_FIELD )
return GetText();
wxString text = GetText();
text << wxT( "?" );
if( GetParentSymbol() && GetParentSymbol()->IsMulti() )
text << LIB_SYMBOL::LetterSubReference( unit, 'A' );
return text;
}
wxString LIB_FIELD::GetShownText( bool aAllowExtraText, int aDepth ) const
{
wxString text = EDA_TEXT::GetShownText( aAllowExtraText, aDepth );
if( IsNameShown() && aAllowExtraText )
text = GetName() << wxT( ": " ) << text;
return text;
}
const BOX2I 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.
*/
BOX2I bbox = GetTextBox( -1, true );
bbox.RevertYAxis();
// We are using now a bottom to top Y axis.
VECTOR2I orig = bbox.GetOrigin();
VECTOR2I end = bbox.GetEnd();
RotatePoint( orig, GetTextPos(), -GetTextAngle() );
RotatePoint( end, GetTextPos(), -GetTextAngle() );
bbox.SetOrigin( orig );
bbox.SetEnd( end );
// We are using now a top to bottom Y axis:
bbox.RevertYAxis();
return bbox;
}
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
{
if( m_id < MANDATORY_FIELDS )
return GetCanonicalFieldName( m_id );
return m_name;
}
void LIB_FIELD::SetName( const wxString& aName )
{
// Mandatory field names are fixed.
if( IsMandatory() )
{
wxFAIL_MSG( wxS( "trying to set a MANDATORY_FIELD's name\n" ) );
return;
}
m_name = aName;
}
wxString LIB_FIELD::GetItemDescription( UNITS_PROVIDER* aUnitsProvider ) const
{
return wxString::Format( "%s '%s'",
UnescapeString( GetName() ),
KIUI::EllipsizeMenuText( GetText() ) );
}
void LIB_FIELD::BeginEdit( const VECTOR2I& aPosition )
{
SetTextPos( aPosition );
}
void LIB_FIELD::CalcEdit( const VECTOR2I& aPosition )
{
SetTextPos( aPosition );
}
void LIB_FIELD::GetMsgPanelInfo( EDA_DRAW_FRAME* aFrame, std::vector<MSG_PANEL_ITEM>& aList )
{
wxString msg;
getSymbolEditorMsgPanelInfo( aFrame, aList );
// Don't use GetShownText(); we want to see the variable references here
aList.emplace_back( _( "Field" ), UnescapeString( GetName() ) );
// Don't use GetShownText() here; we want to show the user the variable references
aList.emplace_back( _( "Text" ), KIUI::EllipsizeStatusText( aFrame, GetText() ) );
aList.emplace_back( _( "Visible" ), IsVisible() ? _( "Yes" ) : _( "No" ) );
aList.emplace_back( _( "Font" ), GetFont() ? GetFont()->GetName() : _( "Default" ) );
aList.emplace_back( _( "Style" ), GetTextStyleName() );
aList.emplace_back( _( "Text Size" ), aFrame->MessageTextFromValue( GetTextWidth() ) );
switch ( GetHorizJustify() )
{
case GR_TEXT_H_ALIGN_LEFT: msg = _( "Left" ); break;
case GR_TEXT_H_ALIGN_CENTER: msg = _( "Center" ); break;
case GR_TEXT_H_ALIGN_RIGHT: msg = _( "Right" ); break;
case GR_TEXT_H_ALIGN_INDETERMINATE: msg = INDETERMINATE_STATE; break;
}
aList.emplace_back( _( "H Justification" ), msg );
switch ( GetVertJustify() )
{
case GR_TEXT_V_ALIGN_TOP: msg = _( "Top" ); break;
case GR_TEXT_V_ALIGN_CENTER: msg = _( "Center" ); break;
case GR_TEXT_V_ALIGN_BOTTOM: msg = _( "Bottom" ); break;
case GR_TEXT_V_ALIGN_INDETERMINATE: msg = INDETERMINATE_STATE; break;
}
aList.emplace_back( _( "V Justification" ), msg );
}
BITMAPS LIB_FIELD::GetMenuImage() const
{
return BITMAPS::move;
}
bool LIB_FIELD::IsMandatory() const
{
return m_id >= 0 && m_id < MANDATORY_FIELDS;
}
bool LIB_FIELD::operator==( const SCH_ITEM& aItem ) const
{
if( aItem.Type() != LIB_FIELD_T )
return false;
const LIB_FIELD& field = static_cast<const LIB_FIELD&>( aItem );
if( m_id != field.m_id )
return false;
if( m_name != field.m_name )
return false;
if( !m_parent || !aItem.GetParentSymbol() )
return false;
if( m_parent->m_Uuid != aItem.GetParentSymbol()->m_Uuid )
return false;
if( m_id < MANDATORY_FIELDS )
return true;
if( m_Uuid == field.m_Uuid )
return true;
return EDA_TEXT::operator==( field );
}
double LIB_FIELD::Similarity( const SCH_ITEM& aItem ) const
{
if( aItem.Type() != LIB_FIELD_T )
return 0.0;
const LIB_FIELD& field = static_cast<const LIB_FIELD&>( aItem );
if( m_id != field.m_id && m_id < MANDATORY_FIELDS )
return 0.0;
if( !m_parent || !aItem.GetParentSymbol() )
return false;
if( m_parent->m_Uuid != aItem.GetParentSymbol()->m_Uuid )
return 0.0;
if( m_id < MANDATORY_FIELDS )
return 1.0;
if( m_Uuid == field.m_Uuid )
return 1.0;
double similarity = SimilarityBase( field );
similarity *= EDA_TEXT::Similarity( field );
return similarity;
}
static struct LIB_FIELD_DESC
{
LIB_FIELD_DESC()
{
PROPERTY_MANAGER& propMgr = PROPERTY_MANAGER::Instance();
REGISTER_TYPE( LIB_FIELD );
propMgr.AddTypeCast( new TYPE_CAST<LIB_FIELD, SCH_ITEM> );
propMgr.AddTypeCast( new TYPE_CAST<LIB_FIELD, EDA_TEXT> );
propMgr.InheritsAfter( TYPE_HASH( LIB_FIELD ), TYPE_HASH( SCH_ITEM ) );
propMgr.InheritsAfter( TYPE_HASH( LIB_FIELD ), TYPE_HASH( EDA_TEXT ) );
propMgr.AddProperty( new PROPERTY<LIB_FIELD, bool>( _HKI( "Show Field Name" ),
&LIB_FIELD::SetNameShown, &LIB_FIELD::IsNameShown ) );
propMgr.AddProperty( new PROPERTY<LIB_FIELD, bool>( _HKI( "Allow Autoplacement" ),
&LIB_FIELD::SetCanAutoplace, &LIB_FIELD::CanAutoplace ) );
propMgr.Mask( TYPE_HASH( LIB_FIELD ), TYPE_HASH( EDA_TEXT ), _HKI( "Hyperlink" ) );
propMgr.Mask( TYPE_HASH( LIB_FIELD ), TYPE_HASH( EDA_TEXT ), _HKI( "Thickness" ) );
propMgr.Mask( TYPE_HASH( LIB_FIELD ), TYPE_HASH( EDA_TEXT ), _HKI( "Mirrored" ) );
propMgr.Mask( TYPE_HASH( LIB_FIELD ), TYPE_HASH( EDA_TEXT ), _HKI( "Visible" ) );
propMgr.Mask( TYPE_HASH( LIB_FIELD ), TYPE_HASH( EDA_TEXT ), _HKI( "Width" ) );
propMgr.Mask( TYPE_HASH( LIB_FIELD ), TYPE_HASH( EDA_TEXT ), _HKI( "Height" ) );
propMgr.Mask( TYPE_HASH( LIB_FIELD ), TYPE_HASH( EDA_TEXT ), _HKI( "Orientation" ) );
}
} _LIB_FIELD_DESC;
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