kicad/pcbnew/fp_text.cpp

476 lines
12 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2015 Jean-Pierre Charras, jp.charras at wanadoo.fr
* Copyright (C) 2012 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
* Copyright (C) 1992-2019 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 <pcb_edit_frame.h>
#include <base_units.h>
#include <bitmaps.h>
#include <board.h>
#include <core/mirror.h>
#include <footprint.h>
#include <settings/settings_manager.h>
#include <trigo.h>
FP_TEXT::FP_TEXT( FOOTPRINT* aParentFootprint, TEXT_TYPE text_type ) :
BOARD_ITEM( aParentFootprint, PCB_FP_TEXT_T ),
EDA_TEXT()
{
FOOTPRINT* parentFootprint = static_cast<FOOTPRINT*>( m_parent );
m_Type = text_type;
m_keepUpright = true;
// Set text thickness to a default value
SetTextThickness( Millimeter2iu( DEFAULT_TEXT_WIDTH ) );
SetLayer( F_SilkS );
// Set position and give a default layer if a valid parent footprint exists
if( parentFootprint && parentFootprint->Type() == PCB_FOOTPRINT_T )
{
SetTextPos( parentFootprint->GetPosition() );
if( IsBackLayer( parentFootprint->GetLayer() ) )
{
SetLayer( B_SilkS );
SetMirrored( true );
}
}
SetDrawCoord();
}
FP_TEXT::~FP_TEXT()
{
}
void FP_TEXT::SetTextAngle( double aAngle )
{
EDA_TEXT::SetTextAngle( NormalizeAngle360Min( aAngle ) );
}
bool FP_TEXT::TextHitTest( const wxPoint& aPoint, int aAccuracy ) const
{
EDA_RECT rect = GetTextBox();
wxPoint location = aPoint;
rect.Inflate( aAccuracy );
RotatePoint( &location, GetTextPos(), -GetDrawRotation() );
return rect.Contains( location );
}
bool FP_TEXT::TextHitTest( const EDA_RECT& aRect, bool aContains, int aAccuracy ) const
{
EDA_RECT rect = aRect;
rect.Inflate( aAccuracy );
if( aContains )
return rect.Contains( GetBoundingBox() );
else
return rect.Intersects( GetTextBox(), GetDrawRotation() );
}
void FP_TEXT::KeepUpright( double aOldOrientation, double aNewOrientation )
{
if( !IsKeepUpright() )
return;
double currentAngle = GetTextAngle() + aOldOrientation;
double newAngle = GetTextAngle() + aNewOrientation;
NORMALIZE_ANGLE_POS( currentAngle );
NORMALIZE_ANGLE_POS( newAngle );
bool isFlipped = currentAngle >= 1800.0;
bool needsFlipped = newAngle >= 1800.0;
if( isFlipped != needsFlipped )
{
if( GetHorizJustify() == GR_TEXT_HJUSTIFY_LEFT )
SetHorizJustify( GR_TEXT_HJUSTIFY_RIGHT );
else if( GetHorizJustify() == GR_TEXT_HJUSTIFY_RIGHT )
SetHorizJustify(GR_TEXT_HJUSTIFY_LEFT );
SetTextAngle( GetTextAngle() + 1800.0 );
SetDrawCoord();
}
}
void FP_TEXT::Rotate( const wxPoint& aRotCentre, double aAngle )
{
// Used in footprint editing
// Note also in footprint editor, m_Pos0 = m_Pos
wxPoint pt = GetTextPos();
RotatePoint( &pt, aRotCentre, aAngle );
SetTextPos( pt );
SetTextAngle( GetTextAngle() + aAngle );
SetLocalCoord();
}
void FP_TEXT::Flip( const wxPoint& aCentre, bool aFlipLeftRight )
{
// flipping the footprint is relative to the X axis
if( aFlipLeftRight )
SetTextX( ::MIRRORVAL( GetTextPos().x, aCentre.x ) );
else
SetTextY( ::MIRRORVAL( GetTextPos().y, aCentre.y ) );
SetTextAngle( -GetTextAngle() );
SetLayer( FlipLayer( GetLayer() ) );
SetMirrored( IsBackLayer( GetLayer() ) );
SetLocalCoord();
// adjust justified text for mirroring
if( GetHorizJustify() == GR_TEXT_HJUSTIFY_LEFT || GetHorizJustify() == GR_TEXT_HJUSTIFY_RIGHT )
{
SetHorizJustify( static_cast<EDA_TEXT_HJUSTIFY_T>( -GetHorizJustify() ) );
SetDrawCoord();
}
}
bool FP_TEXT::IsParentFlipped() const
{
if( GetParent() && GetParent()->GetLayer() == B_Cu )
return true;
return false;
}
void FP_TEXT::Mirror( const wxPoint& aCentre, bool aMirrorAroundXAxis )
{
// the position is mirrored, but the text itself is not mirrored
if( aMirrorAroundXAxis )
SetTextY( ::MIRRORVAL( GetTextPos().y, aCentre.y ) );
else
SetTextX( ::MIRRORVAL( GetTextPos().x, aCentre.x ) );
SetLocalCoord();
}
void FP_TEXT::Move( const wxPoint& aMoveVector )
{
Offset( aMoveVector );
SetLocalCoord();
}
int FP_TEXT::GetLength() const
{
return GetText().Len();
}
void FP_TEXT::SetDrawCoord()
{
const FOOTPRINT* parentFootprint = static_cast<const FOOTPRINT*>( m_parent );
SetTextPos( m_Pos0 );
if( parentFootprint )
{
double angle = parentFootprint->GetOrientation();
wxPoint pt = GetTextPos();
RotatePoint( &pt, angle );
SetTextPos( pt );
Offset( parentFootprint->GetPosition() );
}
}
void FP_TEXT::SetLocalCoord()
{
const FOOTPRINT* parentFootprint = static_cast<const FOOTPRINT*>( m_parent );
if( parentFootprint )
{
m_Pos0 = GetTextPos() - parentFootprint->GetPosition();
double angle = parentFootprint->GetOrientation();
RotatePoint( &m_Pos0.x, &m_Pos0.y, -angle );
}
else
{
m_Pos0 = GetTextPos();
}
}
const EDA_RECT FP_TEXT::GetBoundingBox() const
{
double angle = GetDrawRotation();
EDA_RECT text_area = GetTextBox();
if( angle )
text_area = text_area.GetBoundingBoxRotated( GetTextPos(), angle );
return text_area;
}
double FP_TEXT::GetDrawRotation() const
{
FOOTPRINT* parentFootprint = static_cast<FOOTPRINT*>( m_parent );
double rotation = GetTextAngle();
if( parentFootprint )
rotation += parentFootprint->GetOrientation();
if( m_keepUpright )
{
// Keep angle between 0 .. 90 deg. Otherwise the text is not easy to read
while( rotation > 900 )
rotation -= 1800;
while( rotation < 0 )
rotation += 1800;
}
else
{
NORMALIZE_ANGLE_POS( rotation );
}
return rotation;
}
// see class_text_mod.h
void FP_TEXT::GetMsgPanelInfo( EDA_DRAW_FRAME* aFrame, std::vector<MSG_PANEL_ITEM>& aList )
{
FOOTPRINT* parentFootprint = static_cast<FOOTPRINT*>( m_parent );
if( parentFootprint == NULL ) // Happens in footprint editor, and for new texts
return;
wxString msg, Line;
static const wxString text_type_msg[3] =
{
_( "Ref." ), _( "Value" ), _( "Text" )
};
Line = parentFootprint->GetReference();
aList.emplace_back( _( "Footprint" ), Line, DARKCYAN );
Line = GetShownText();
aList.emplace_back( _( "Text" ), Line, BROWN );
wxASSERT( m_Type >= TEXT_is_REFERENCE && m_Type <= TEXT_is_DIVERS );
aList.emplace_back( _( "Type" ), text_type_msg[m_Type], DARKGREEN );
if( !IsVisible() )
msg = _( "No" );
else
msg = _( "Yes" );
aList.emplace_back( _( "Display" ), msg, DARKGREEN );
// Display text layer
aList.emplace_back( _( "Layer" ), GetLayerName(), DARKGREEN );
if( IsMirrored() )
msg = _( "Yes" );
else
msg = _( "No" );
aList.emplace_back( _( "Mirror" ), msg, DARKGREEN );
msg.Printf( wxT( "%.1f" ), GetTextAngleDegrees() );
aList.emplace_back( _( "Angle" ), msg, DARKGREEN );
msg = MessageTextFromValue( aFrame->GetUserUnits(), GetTextThickness() );
aList.emplace_back( _( "Thickness" ), msg, DARKGREEN );
msg = MessageTextFromValue( aFrame->GetUserUnits(), GetTextWidth() );
aList.emplace_back( _( "Width" ), msg, RED );
msg = MessageTextFromValue( aFrame->GetUserUnits(), GetTextHeight() );
aList.emplace_back( _( "Height" ), msg, RED );
}
wxString FP_TEXT::GetSelectMenuText( EDA_UNITS aUnits ) const
{
switch( m_Type )
{
case TEXT_is_REFERENCE:
return wxString::Format( _( "Reference '%s'" ),
static_cast<FOOTPRINT*>( GetParent() )->GetReference() );
case TEXT_is_VALUE:
return wxString::Format( _( "Value '%s' of %s" ),
GetShownText(),
static_cast<FOOTPRINT*>( GetParent() )->GetReference() );
default:
return wxString::Format( _( "Footprint Text '%s' of %s" ),
ShortenedShownText(),
static_cast<FOOTPRINT*>( GetParent() )->GetReference() );
}
}
BITMAP_DEF FP_TEXT::GetMenuImage() const
{
return footprint_text_xpm;
}
EDA_ITEM* FP_TEXT::Clone() const
{
return new FP_TEXT( *this );
}
const BOX2I FP_TEXT::ViewBBox() const
{
double angle = GetDrawRotation();
EDA_RECT text_area = GetTextBox();
if( angle != 0.0 )
text_area = text_area.GetBoundingBoxRotated( GetTextPos(), angle );
return BOX2I( text_area.GetPosition(), text_area.GetSize() );
}
void FP_TEXT::ViewGetLayers( int aLayers[], int& aCount ) const
{
if( IsVisible() )
aLayers[0] = GetLayer();
else
aLayers[0] = LAYER_MOD_TEXT_INVISIBLE;
aCount = 1;
}
double FP_TEXT::ViewGetLOD( int aLayer, KIGFX::VIEW* aView ) const
{
constexpr double HIDE = (double)std::numeric_limits<double>::max();
if( !aView )
return 0.0;
// Hidden text gets put on the LAYER_MOD_TEXT_INVISIBLE for rendering, but
// should only render if its native layer is visible.
if( !aView->IsLayerVisible( GetLayer() ) )
return HIDE;
// Handle Render tab switches
if( ( m_Type == TEXT_is_VALUE || GetText() == wxT( "${VALUE}" ) )
&& !aView->IsLayerVisible( LAYER_MOD_VALUES ) )
return HIDE;
if( ( m_Type == TEXT_is_REFERENCE || GetText() == wxT( "${REFERENCE}" ) )
&& !aView->IsLayerVisible( LAYER_MOD_REFERENCES ) )
return HIDE;
if( !IsParentFlipped() && !aView->IsLayerVisible( LAYER_MOD_FR ) )
return HIDE;
if( IsParentFlipped() && !aView->IsLayerVisible( LAYER_MOD_BK ) )
return HIDE;
if( IsFrontLayer( m_layer ) && !aView->IsLayerVisible( LAYER_MOD_TEXT_FR ) )
return HIDE;
if( IsBackLayer( m_layer ) && !aView->IsLayerVisible( LAYER_MOD_TEXT_BK ) )
return HIDE;
// Other layers are shown without any conditions
return 0.0;
}
wxString FP_TEXT::GetShownText( int aDepth ) const
{
const FOOTPRINT* parentFootprint = static_cast<FOOTPRINT*>( GetParent() );
wxASSERT( parentFootprint );
const BOARD* board = parentFootprint->GetBoard();
std::function<bool( wxString* )> footprintResolver =
[&]( wxString* token ) -> bool
{
return parentFootprint && parentFootprint->ResolveTextVar( token, aDepth );
};
std::function<bool( wxString* )> boardTextResolver =
[&]( wxString* token ) -> bool
{
return board->ResolveTextVar( token, aDepth + 1 );
};
bool processTextVars = false;
wxString text = EDA_TEXT::GetShownText( &processTextVars );
if( processTextVars )
{
PROJECT* project = nullptr;
if( parentFootprint && parentFootprint->GetParent() )
project = static_cast<BOARD*>( parentFootprint->GetParent() )->GetProject();
if( aDepth < 10 )
text = ExpandTextVars( text, &footprintResolver, project, &boardTextResolver );
}
return text;
}
std::shared_ptr<SHAPE> FP_TEXT::GetEffectiveShape( PCB_LAYER_ID aLayer ) const
{
return GetEffectiveTextShape();
}
static struct FP_TEXT_DESC
{
FP_TEXT_DESC()
{
PROPERTY_MANAGER& propMgr = PROPERTY_MANAGER::Instance();
REGISTER_TYPE( FP_TEXT );
propMgr.AddTypeCast( new TYPE_CAST<FP_TEXT, BOARD_ITEM> );
propMgr.AddTypeCast( new TYPE_CAST<FP_TEXT, EDA_TEXT> );
propMgr.InheritsAfter( TYPE_HASH( FP_TEXT ), TYPE_HASH( BOARD_ITEM ) );
propMgr.InheritsAfter( TYPE_HASH( FP_TEXT ), TYPE_HASH( EDA_TEXT ) );
}
} _FP_TEXT_DESC;