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kicad/common/eda_text.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2016 Jean-Pierre Charras, jp.charras at wanadoo.fr
* Copyright (C) 2004-2023 KiCad Developers, see change_log.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 <algorithm> // for max
#include <stddef.h> // for NULL
#include <type_traits> // for swap
#include <vector>
#include <eda_item.h>
#include <base_units.h>
#include <callback_gal.h>
#include <eda_text.h> // for EDA_TEXT, TEXT_EFFECTS, GR_TEXT_VJUSTIF...
#include <gal/color4d.h> // for COLOR4D, COLOR4D::BLACK
#include <font/glyph.h>
#include <gr_text.h>
#include <string_utils.h> // for UnescapeString
#include <math/util.h> // for KiROUND
#include <math/vector2d.h>
#include <core/kicad_algo.h>
#include <richio.h>
#include <render_settings.h>
#include <trigo.h> // for RotatePoint
#include <i18n_utility.h>
#include <geometry/shape_segment.h>
#include <geometry/shape_compound.h>
#include <geometry/shape_simple.h>
#include <font/outline_font.h>
#include <geometry/shape_poly_set.h>
#include <properties/property_validators.h>
#include <wx/debug.h> // for wxASSERT
#include <wx/string.h>
#include <wx/url.h> // for wxURL
#include "font/kicad_font_name.h"
#include "font/fontconfig.h"
#include "pgm_base.h"
class OUTPUTFORMATTER;
class wxFindReplaceData;
GR_TEXT_H_ALIGN_T EDA_TEXT::MapHorizJustify( int aHorizJustify )
{
wxASSERT( aHorizJustify >= GR_TEXT_H_ALIGN_LEFT && aHorizJustify <= GR_TEXT_H_ALIGN_RIGHT );
if( aHorizJustify > GR_TEXT_H_ALIGN_RIGHT )
return GR_TEXT_H_ALIGN_RIGHT;
if( aHorizJustify < GR_TEXT_H_ALIGN_LEFT )
return GR_TEXT_H_ALIGN_LEFT;
return static_cast<GR_TEXT_H_ALIGN_T>( aHorizJustify );
}
GR_TEXT_V_ALIGN_T EDA_TEXT::MapVertJustify( int aVertJustify )
{
wxASSERT( aVertJustify >= GR_TEXT_V_ALIGN_TOP && aVertJustify <= GR_TEXT_V_ALIGN_BOTTOM );
if( aVertJustify > GR_TEXT_V_ALIGN_BOTTOM )
return GR_TEXT_V_ALIGN_BOTTOM;
if( aVertJustify < GR_TEXT_V_ALIGN_TOP )
return GR_TEXT_V_ALIGN_TOP;
return static_cast<GR_TEXT_V_ALIGN_T>( aVertJustify );
}
EDA_TEXT::EDA_TEXT( const EDA_IU_SCALE& aIuScale, const wxString& aText ) :
m_text( aText ),
m_IuScale( aIuScale ),
m_render_cache_font( nullptr ),
m_bounding_box_cache_valid( false ),
m_bounding_box_cache_line( -1 )
{
SetTextSize( VECTOR2I( EDA_UNIT_UTILS::Mils2IU( m_IuScale, DEFAULT_SIZE_TEXT ),
EDA_UNIT_UTILS::Mils2IU( m_IuScale, DEFAULT_SIZE_TEXT ) ) );
if( m_text.IsEmpty() )
{
m_shown_text = wxEmptyString;
m_shown_text_has_text_var_refs = false;
}
else
{
m_shown_text = UnescapeString( m_text );
m_shown_text_has_text_var_refs = m_shown_text.Contains( wxT( "${" ) );
}
}
EDA_TEXT::EDA_TEXT( const EDA_TEXT& aText ) :
m_IuScale( aText.m_IuScale )
{
m_text = aText.m_text;
m_shown_text = aText.m_shown_text;
m_shown_text_has_text_var_refs = aText.m_shown_text_has_text_var_refs;
m_attributes = aText.m_attributes;
m_pos = aText.m_pos;
m_render_cache_font = aText.m_render_cache_font;
m_render_cache_text = aText.m_render_cache_text;
m_render_cache_angle = aText.m_render_cache_angle;
m_render_cache_offset = aText.m_render_cache_offset;
m_render_cache.clear();
for( const std::unique_ptr<KIFONT::GLYPH>& glyph : aText.m_render_cache )
{
if( KIFONT::OUTLINE_GLYPH* outline = dynamic_cast<KIFONT::OUTLINE_GLYPH*>( glyph.get() ) )
m_render_cache.emplace_back( std::make_unique<KIFONT::OUTLINE_GLYPH>( *outline ) );
else if( KIFONT::STROKE_GLYPH* stroke = dynamic_cast<KIFONT::STROKE_GLYPH*>( glyph.get() ) )
m_render_cache.emplace_back( std::make_unique<KIFONT::STROKE_GLYPH>( *stroke ) );
}
m_bounding_box_cache_valid = aText.m_bounding_box_cache_valid;
m_bounding_box_cache = aText.m_bounding_box_cache;
m_bounding_box_cache_line = aText.m_bounding_box_cache_line;
}
EDA_TEXT::~EDA_TEXT()
{
}
EDA_TEXT& EDA_TEXT::operator=( const EDA_TEXT& aText )
{
m_text = aText.m_text;
m_shown_text = aText.m_shown_text;
m_shown_text_has_text_var_refs = aText.m_shown_text_has_text_var_refs;
m_attributes = aText.m_attributes;
m_pos = aText.m_pos;
m_render_cache_font = aText.m_render_cache_font;
m_render_cache_text = aText.m_render_cache_text;
m_render_cache_angle = aText.m_render_cache_angle;
m_render_cache_offset = aText.m_render_cache_offset;
m_render_cache.clear();
for( const std::unique_ptr<KIFONT::GLYPH>& glyph : aText.m_render_cache )
{
if( KIFONT::OUTLINE_GLYPH* outline = dynamic_cast<KIFONT::OUTLINE_GLYPH*>( glyph.get() ) )
m_render_cache.emplace_back( std::make_unique<KIFONT::OUTLINE_GLYPH>( *outline ) );
else if( KIFONT::STROKE_GLYPH* stroke = dynamic_cast<KIFONT::STROKE_GLYPH*>( glyph.get() ) )
m_render_cache.emplace_back( std::make_unique<KIFONT::STROKE_GLYPH>( *stroke ) );
}
m_bounding_box_cache_valid = aText.m_bounding_box_cache_valid;
m_bounding_box_cache = aText.m_bounding_box_cache;
return *this;
}
void EDA_TEXT::SetText( const wxString& aText )
{
m_text = aText;
cacheShownText();
}
void EDA_TEXT::CopyText( const EDA_TEXT& aSrc )
{
m_text = aSrc.m_text;
cacheShownText();
}
void EDA_TEXT::SetTextThickness( int aWidth )
{
m_attributes.m_StrokeWidth = aWidth;
ClearRenderCache();
m_bounding_box_cache_valid = false;
}
void EDA_TEXT::SetTextAngle( const EDA_ANGLE& aAngle )
{
m_attributes.m_Angle = aAngle;
ClearRenderCache();
m_bounding_box_cache_valid = false;
}
void EDA_TEXT::SetItalic( bool aItalic )
{
m_attributes.m_Italic = aItalic;
ClearRenderCache();
m_bounding_box_cache_valid = false;
}
void EDA_TEXT::SetBold( bool aBold )
{
if( m_attributes.m_Bold != aBold )
{
int size = std::min( m_attributes.m_Size.x, m_attributes.m_Size.y );
if( aBold )
m_attributes.m_StrokeWidth = GetPenSizeForBold( size );
else
m_attributes.m_StrokeWidth = GetPenSizeForNormal( size );
}
SetBoldFlag( aBold );
}
void EDA_TEXT::SetBoldFlag( bool aBold )
{
m_attributes.m_Bold = aBold;
ClearRenderCache();
m_bounding_box_cache_valid = false;
}
void EDA_TEXT::SetVisible( bool aVisible )
{
m_attributes.m_Visible = aVisible;
ClearRenderCache();
}
void EDA_TEXT::SetMirrored( bool isMirrored )
{
m_attributes.m_Mirrored = isMirrored;
ClearRenderCache();
m_bounding_box_cache_valid = false;
}
void EDA_TEXT::SetMultilineAllowed( bool aAllow )
{
m_attributes.m_Multiline = aAllow;
ClearRenderCache();
m_bounding_box_cache_valid = false;
}
void EDA_TEXT::SetHorizJustify( GR_TEXT_H_ALIGN_T aType )
{
m_attributes.m_Halign = aType;
ClearRenderCache();
m_bounding_box_cache_valid = false;
}
void EDA_TEXT::SetVertJustify( GR_TEXT_V_ALIGN_T aType )
{
m_attributes.m_Valign = aType;
ClearRenderCache();
m_bounding_box_cache_valid = false;
}
void EDA_TEXT::SetKeepUpright( bool aKeepUpright )
{
m_attributes.m_KeepUpright = aKeepUpright;
ClearRenderCache();
m_bounding_box_cache_valid = false;
}
void EDA_TEXT::SetAttributes( const EDA_TEXT& aSrc, bool aSetPosition )
{
m_attributes = aSrc.m_attributes;
if( aSetPosition )
m_pos = aSrc.m_pos;
ClearRenderCache();
m_bounding_box_cache_valid = false;
}
void EDA_TEXT::SwapText( EDA_TEXT& aTradingPartner )
{
std::swap( m_text, aTradingPartner.m_text );
cacheShownText();
}
void EDA_TEXT::SwapAttributes( EDA_TEXT& aTradingPartner )
{
std::swap( m_attributes, aTradingPartner.m_attributes );
std::swap( m_pos, aTradingPartner.m_pos );
ClearRenderCache();
aTradingPartner.ClearRenderCache();
m_bounding_box_cache_valid = false;
aTradingPartner.m_bounding_box_cache_valid = false;
}
int EDA_TEXT::GetEffectiveTextPenWidth( int aDefaultPenWidth ) const
{
int penWidth = GetTextThickness();
if( penWidth <= 1 )
{
penWidth = aDefaultPenWidth;
if( IsBold() )
penWidth = GetPenSizeForBold( GetTextWidth() );
else if( penWidth <= 1 )
penWidth = GetPenSizeForNormal( GetTextWidth() );
}
// Clip pen size for small texts:
penWidth = Clamp_Text_PenSize( penWidth, GetTextSize() );
return penWidth;
}
bool EDA_TEXT::Replace( const EDA_SEARCH_DATA& aSearchData )
{
bool retval = EDA_ITEM::Replace( aSearchData, m_text );
cacheShownText();
ClearRenderCache();
m_bounding_box_cache_valid = false;
return retval;
}
void EDA_TEXT::SetFont( KIFONT::FONT* aFont )
{
m_attributes.m_Font = aFont;
ClearRenderCache();
m_bounding_box_cache_valid = false;
}
void EDA_TEXT::SetLineSpacing( double aLineSpacing )
{
m_attributes.m_LineSpacing = aLineSpacing;
ClearRenderCache();
m_bounding_box_cache_valid = false;
}
void EDA_TEXT::SetTextSize( VECTOR2I aNewSize, bool aEnforceMinTextSize )
{
// Plotting uses unityScale and independently scales the text. If we clamp here we'll
// clamp to *really* small values.
if( m_IuScale.get().IU_PER_MM == unityScale.IU_PER_MM )
aEnforceMinTextSize = false;
if( aEnforceMinTextSize )
{
int min = m_IuScale.get().mmToIU( TEXT_MIN_SIZE_MM );
int max = m_IuScale.get().mmToIU( TEXT_MAX_SIZE_MM );
aNewSize = VECTOR2I( alg::clamp( min, aNewSize.x, max ),
alg::clamp( min, aNewSize.y, max ) );
}
m_attributes.m_Size = aNewSize;
ClearRenderCache();
m_bounding_box_cache_valid = false;
}
void EDA_TEXT::SetTextWidth( int aWidth )
{
int min = m_IuScale.get().mmToIU( TEXT_MIN_SIZE_MM );
int max = m_IuScale.get().mmToIU( TEXT_MAX_SIZE_MM );
m_attributes.m_Size.x = alg::clamp( min, aWidth, max );
ClearRenderCache();
m_bounding_box_cache_valid = false;
}
void EDA_TEXT::SetTextHeight( int aHeight )
{
int min = m_IuScale.get().mmToIU( TEXT_MIN_SIZE_MM );
int max = m_IuScale.get().mmToIU( TEXT_MAX_SIZE_MM );
m_attributes.m_Size.y = alg::clamp( min, aHeight, max );
ClearRenderCache();
m_bounding_box_cache_valid = false;
}
void EDA_TEXT::SetTextPos( const VECTOR2I& aPoint )
{
Offset( VECTOR2I( aPoint.x - m_pos.x, aPoint.y - m_pos.y ) );
}
void EDA_TEXT::SetTextX( int aX )
{
Offset( VECTOR2I( aX - m_pos.x, 0 ) );
}
void EDA_TEXT::SetTextY( int aY )
{
Offset( VECTOR2I( 0, aY - m_pos.y ) );
}
void EDA_TEXT::Offset( const VECTOR2I& aOffset )
{
if( aOffset.x == 0 && aOffset.y == 0 )
return;
m_pos += aOffset;
for( std::unique_ptr<KIFONT::GLYPH>& glyph : m_render_cache )
{
if( KIFONT::OUTLINE_GLYPH* outline = dynamic_cast<KIFONT::OUTLINE_GLYPH*>( glyph.get() ) )
outline->Move( aOffset );
else if( KIFONT::STROKE_GLYPH* stroke = dynamic_cast<KIFONT::STROKE_GLYPH*>( glyph.get() ) )
glyph = stroke->Transform( { 1.0, 1.0 }, aOffset, 0, ANGLE_0, false, { 0, 0 } );
}
m_bounding_box_cache_valid = false;
}
void EDA_TEXT::Empty()
{
m_text.Empty();
ClearRenderCache();
m_bounding_box_cache_valid = false;
}
void EDA_TEXT::cacheShownText()
{
if( m_text.IsEmpty() )
{
m_shown_text = wxEmptyString;
m_shown_text_has_text_var_refs = false;
}
else
{
m_shown_text = UnescapeString( m_text );
m_shown_text_has_text_var_refs = m_shown_text.Contains( wxT( "${" ) );
}
ClearRenderCache();
m_bounding_box_cache_valid = false;
}
KIFONT::FONT* EDA_TEXT::getDrawFont() const
{
KIFONT::FONT* font = GetFont();
if( !font )
font = KIFONT::FONT::GetFont( wxEmptyString, IsBold(), IsItalic() );
return font;
}
const KIFONT::METRICS& EDA_TEXT::getFontMetrics() const
{
return KIFONT::METRICS::Default();
}
void EDA_TEXT::ClearRenderCache()
{
m_render_cache.clear();
}
void EDA_TEXT::ClearBoundingBoxCache()
{
m_bounding_box_cache_valid = false;
}
std::vector<std::unique_ptr<KIFONT::GLYPH>>*
EDA_TEXT::GetRenderCache( const KIFONT::FONT* aFont, const wxString& forResolvedText,
const VECTOR2I& aOffset ) const
{
if( aFont->IsOutline() )
{
EDA_ANGLE resolvedAngle = GetDrawRotation();
if( m_render_cache.empty()
|| m_render_cache_font != aFont
|| m_render_cache_text != forResolvedText
|| m_render_cache_angle != resolvedAngle
|| m_render_cache_offset != aOffset )
{
m_render_cache.clear();
const KIFONT::OUTLINE_FONT* font = static_cast<const KIFONT::OUTLINE_FONT*>( aFont );
TEXT_ATTRIBUTES attrs = GetAttributes();
attrs.m_Angle = resolvedAngle;
font->GetLinesAsGlyphs( &m_render_cache, forResolvedText, GetDrawPos() + aOffset,
attrs, getFontMetrics() );
m_render_cache_font = aFont;
m_render_cache_angle = resolvedAngle;
m_render_cache_text = forResolvedText;
m_render_cache_offset = aOffset;
}
return &m_render_cache;
}
return nullptr;
}
void EDA_TEXT::SetupRenderCache( const wxString& aResolvedText, const KIFONT::FONT* aFont,
const EDA_ANGLE& aAngle, const VECTOR2I& aOffset )
{
m_render_cache_text = aResolvedText;
m_render_cache_font = aFont;
m_render_cache_angle = aAngle;
m_render_cache_offset = aOffset;
m_render_cache.clear();
}
void EDA_TEXT::AddRenderCacheGlyph( const SHAPE_POLY_SET& aPoly )
{
m_render_cache.emplace_back( std::make_unique<KIFONT::OUTLINE_GLYPH>( aPoly ) );
static_cast<KIFONT::OUTLINE_GLYPH*>( m_render_cache.back().get() )->CacheTriangulation();
}
int EDA_TEXT::GetInterline() const
{
return KiROUND( getDrawFont()->GetInterline( GetTextHeight(), getFontMetrics() ) );
}
BOX2I EDA_TEXT::GetTextBox( int aLine ) const
{
VECTOR2I drawPos = GetDrawPos();
if( m_bounding_box_cache_valid
&& m_bounding_box_cache_pos == drawPos
&& m_bounding_box_cache_line == aLine )
{
return m_bounding_box_cache;
}
BOX2I bbox;
wxArrayString strings;
wxString text = GetShownText( true );
int thickness = GetEffectiveTextPenWidth();
if( IsMultilineAllowed() )
{
wxStringSplit( text, strings, '\n' );
if( strings.GetCount() ) // GetCount() == 0 for void strings with multilines allowed
{
if( aLine >= 0 && ( aLine < static_cast<int>( strings.GetCount() ) ) )
text = strings.Item( aLine );
else
text = strings.Item( 0 );
}
}
// calculate the H and V size
KIFONT::FONT* font = getDrawFont();
VECTOR2D fontSize( GetTextSize() );
bool bold = IsBold();
bool italic = IsItalic();
VECTOR2I extents = font->StringBoundaryLimits( text, fontSize, thickness, bold, italic,
getFontMetrics() );
int overbarOffset = 0;
// Creates bounding box (rectangle) for horizontal, left and top justified text. The
// bounding box will be moved later according to the actual text options
VECTOR2I textsize = VECTOR2I( extents.x, extents.y );
VECTOR2I pos = drawPos;
int fudgeFactor = KiROUND( extents.y * 0.17 );
if( font->IsStroke() )
textsize.y += fudgeFactor;
if( IsMultilineAllowed() && aLine > 0 && aLine < (int) strings.GetCount() )
pos.y -= KiROUND( aLine * font->GetInterline( fontSize.y, getFontMetrics() ) );
if( text.Contains( wxT( "~{" ) ) )
overbarOffset = extents.y / 6;
bbox.SetOrigin( pos );
// for multiline texts and aLine < 0, merge all rectangles (aLine == -1 signals all lines)
if( IsMultilineAllowed() && aLine < 0 && strings.GetCount() > 1 )
{
for( unsigned ii = 1; ii < strings.GetCount(); ii++ )
{
text = strings.Item( ii );
extents = font->StringBoundaryLimits( text, fontSize, thickness, bold, italic,
getFontMetrics() );
textsize.x = std::max( textsize.x, extents.x );
}
// interline spacing is only *between* lines, so total height is the height of the first
// line plus the interline distance (with interline spacing) for all subsequent lines
textsize.y += KiROUND( ( strings.GetCount() - 1 ) * font->GetInterline( fontSize.y,
getFontMetrics() ) );
}
textsize.y += overbarOffset;
bbox.SetSize( textsize );
/*
* At this point the rectangle origin is the text origin (m_Pos). This is correct only for
* left and top justified, non-mirrored, non-overbarred texts. Recalculate for all others.
*/
int italicOffset = IsItalic() ? KiROUND( fontSize.y * ITALIC_TILT ) : 0;
switch( GetHorizJustify() )
{
case GR_TEXT_H_ALIGN_LEFT:
if( IsMirrored() )
bbox.SetX( bbox.GetX() - ( bbox.GetWidth() - italicOffset ) );
break;
case GR_TEXT_H_ALIGN_CENTER:
bbox.SetX( bbox.GetX() - ( bbox.GetWidth() - italicOffset ) / 2 );
break;
case GR_TEXT_H_ALIGN_RIGHT:
if( !IsMirrored() )
bbox.SetX( bbox.GetX() - ( bbox.GetWidth() - italicOffset ) );
break;
case GR_TEXT_H_ALIGN_INDETERMINATE:
wxFAIL_MSG( wxT( "Indeterminate state legal only in dialogs." ) );
break;
}
switch( GetVertJustify() )
{
case GR_TEXT_V_ALIGN_TOP:
bbox.Offset( 0, -fudgeFactor );
break;
case GR_TEXT_V_ALIGN_CENTER:
bbox.SetY( bbox.GetY() - bbox.GetHeight() / 2 );
break;
case GR_TEXT_V_ALIGN_BOTTOM:
bbox.SetY( bbox.GetY() - bbox.GetHeight() );
bbox.Offset( 0, fudgeFactor );
break;
case GR_TEXT_V_ALIGN_INDETERMINATE:
wxFAIL_MSG( wxT( "Indeterminate state legal only in dialogs." ) );
break;
}
bbox.Normalize(); // Make h and v sizes always >= 0
m_bounding_box_cache_valid = true;
m_bounding_box_cache_pos = drawPos;
m_bounding_box_cache_line = aLine;
m_bounding_box_cache = bbox;
return bbox;
}
bool EDA_TEXT::TextHitTest( const VECTOR2I& aPoint, int aAccuracy ) const
{
BOX2I rect = GetTextBox();
VECTOR2I location = aPoint;
rect.Inflate( aAccuracy );
RotatePoint( location, GetDrawPos(), -GetDrawRotation() );
return rect.Contains( location );
}
bool EDA_TEXT::TextHitTest( const BOX2I& aRect, bool aContains, int aAccuracy ) const
{
BOX2I rect = aRect;
rect.Inflate( aAccuracy );
if( aContains )
return rect.Contains( GetTextBox() );
return rect.Intersects( GetTextBox(), GetDrawRotation() );
}
void EDA_TEXT::Print( const RENDER_SETTINGS* aSettings, const VECTOR2I& aOffset,
const COLOR4D& aColor, OUTLINE_MODE aFillMode )
{
if( IsMultilineAllowed() )
{
std::vector<VECTOR2I> positions;
wxArrayString strings;
wxStringSplit( GetShownText( true ), strings, '\n' );
positions.reserve( strings.Count() );
GetLinePositions( positions, (int) strings.Count() );
for( unsigned ii = 0; ii < strings.Count(); ii++ )
printOneLineOfText( aSettings, aOffset, aColor, aFillMode, strings[ii], positions[ii] );
}
else
{
printOneLineOfText( aSettings, aOffset, aColor, aFillMode, GetShownText( true ),
GetDrawPos() );
}
}
void EDA_TEXT::GetLinePositions( std::vector<VECTOR2I>& aPositions, int aLineCount ) const
{
VECTOR2I pos = GetDrawPos(); // Position of first line of the multiline text according
// to the center of the multiline text block
VECTOR2I offset; // Offset to next line.
offset.y = GetInterline();
if( aLineCount > 1 )
{
switch( GetVertJustify() )
{
case GR_TEXT_V_ALIGN_TOP:
break;
case GR_TEXT_V_ALIGN_CENTER:
pos.y -= ( aLineCount - 1 ) * offset.y / 2;
break;
case GR_TEXT_V_ALIGN_BOTTOM:
pos.y -= ( aLineCount - 1 ) * offset.y;
break;
case GR_TEXT_V_ALIGN_INDETERMINATE:
wxFAIL_MSG( wxT( "Indeterminate state legal only in dialogs." ) );
break;
}
}
// Rotate the position of the first line around the center of the multiline text block
RotatePoint( pos, GetDrawPos(), GetDrawRotation() );
// Rotate the offset lines to increase happened in the right direction
RotatePoint( offset, GetDrawRotation() );
for( int ii = 0; ii < aLineCount; ii++ )
{
aPositions.push_back( (VECTOR2I) pos );
pos += offset;
}
}
void EDA_TEXT::printOneLineOfText( const RENDER_SETTINGS* aSettings, const VECTOR2I& aOffset,
const COLOR4D& aColor, OUTLINE_MODE aFillMode,
const wxString& aText, const VECTOR2I& aPos )
{
wxDC* DC = aSettings->GetPrintDC();
int penWidth = GetEffectiveTextPenWidth( aSettings->GetDefaultPenWidth() );
if( aFillMode == SKETCH )
penWidth = -penWidth;
VECTOR2I size = GetTextSize();
if( IsMirrored() )
size.x = -size.x;
KIFONT::FONT* font = GetFont();
if( !font )
font = KIFONT::FONT::GetFont( aSettings->GetDefaultFont(), IsBold(), IsItalic() );
GRPrintText( DC, aOffset + aPos, aColor, aText, GetDrawRotation(), size, GetHorizJustify(),
GetVertJustify(), penWidth, IsItalic(), IsBold(), font, getFontMetrics() );
}
wxString EDA_TEXT::GetTextStyleName() const
{
int style = 0;
if( IsItalic() )
style = 1;
if( IsBold() )
style += 2;
wxString stylemsg[4] = {
_("Normal"),
_("Italic"),
_("Bold"),
_("Bold+Italic")
};
return stylemsg[style];
}
wxString EDA_TEXT::GetFontName() const
{
if( GetFont() )
return GetFont()->GetName();
else
return wxEmptyString;
}
int EDA_TEXT::GetFontIndex() const
{
if( !GetFont() )
return -1;
if( GetFont()->GetName() == KICAD_FONT_NAME )
return -2;
std::vector<std::string> fontNames;
Fontconfig()->ListFonts( fontNames, std::string( Pgm().GetLanguageTag().utf8_str() ) );
for( int ii = 0; ii < (int) fontNames.size(); ++ii )
{
if( fontNames[ii] == GetFont()->GetName() )
return ii;
}
return 0;
}
void EDA_TEXT::SetFontIndex( int aIdx )
{
if( aIdx == -1 )
{
SetFont( nullptr );
}
else if( aIdx == -2 )
{
SetFont( KIFONT::FONT::GetFont( wxEmptyString, IsBold(), IsItalic() ) );
}
else
{
std::vector<std::string> fontNames;
Fontconfig()->ListFonts( fontNames, std::string( Pgm().GetLanguageTag().utf8_str() ) );
if( aIdx >= 0 && aIdx < static_cast<int>( fontNames.size() ) )
SetFont( KIFONT::FONT::GetFont( fontNames[ aIdx ], IsBold(), IsItalic() ) );
else
SetFont( nullptr );
}
}
bool EDA_TEXT::IsDefaultFormatting() const
{
return ( IsVisible()
&& !IsMirrored()
&& GetHorizJustify() == GR_TEXT_H_ALIGN_CENTER
&& GetVertJustify() == GR_TEXT_V_ALIGN_CENTER
&& GetTextThickness() == 0
&& !IsItalic()
&& !IsBold()
&& !IsMultilineAllowed()
&& GetFontName().IsEmpty()
);
}
void EDA_TEXT::Format( OUTPUTFORMATTER* aFormatter, int aNestLevel, int aControlBits ) const
{
aFormatter->Print( aNestLevel + 1, "(effects" );
aFormatter->Print( 0, " (font" );
if( GetFont() && !GetFont()->GetName().IsEmpty() )
aFormatter->Print( 0, " (face \"%s\")", GetFont()->NameAsToken() );
// Text size
aFormatter->Print( 0, " (size %s %s)",
EDA_UNIT_UTILS::FormatInternalUnits( m_IuScale, GetTextHeight() ).c_str(),
EDA_UNIT_UTILS::FormatInternalUnits( m_IuScale, GetTextWidth() ).c_str() );
if( GetLineSpacing() != 1.0 )
{
aFormatter->Print( 0, " (line_spacing %s)",
FormatDouble2Str( GetLineSpacing() ).c_str() );
}
if( GetTextThickness() )
{
aFormatter->Print( 0, " (thickness %s)",
EDA_UNIT_UTILS::FormatInternalUnits( m_IuScale, GetTextThickness() ).c_str() );
}
if( IsBold() )
aFormatter->Print( 0, " (bold yes)" );
if( IsItalic() )
aFormatter->Print( 0, " (italic yes)" );
if( GetTextColor() != COLOR4D::UNSPECIFIED )
{
aFormatter->Print( 0, " (color %d %d %d %s)",
KiROUND( GetTextColor().r * 255.0 ),
KiROUND( GetTextColor().g * 255.0 ),
KiROUND( GetTextColor().b * 255.0 ),
FormatDouble2Str( GetTextColor().a ).c_str() );
}
aFormatter->Print( 0, ")"); // (font
if( IsMirrored() || GetHorizJustify() != GR_TEXT_H_ALIGN_CENTER
|| GetVertJustify() != GR_TEXT_V_ALIGN_CENTER )
{
aFormatter->Print( 0, " (justify");
if( GetHorizJustify() != GR_TEXT_H_ALIGN_CENTER )
aFormatter->Print( 0, GetHorizJustify() == GR_TEXT_H_ALIGN_LEFT ? " left" : " right" );
if( GetVertJustify() != GR_TEXT_V_ALIGN_CENTER )
aFormatter->Print( 0, GetVertJustify() == GR_TEXT_V_ALIGN_TOP ? " top" : " bottom" );
if( IsMirrored() )
aFormatter->Print( 0, " mirror" );
aFormatter->Print( 0, ")" ); // (justify
}
if( !( aControlBits & CTL_OMIT_HIDE ) && !IsVisible() )
aFormatter->Print( 0, " (hide yes)" );
if( HasHyperlink() )
{
aFormatter->Print( 0, " (href %s)", aFormatter->Quotew( GetHyperlink() ).c_str() );
}
aFormatter->Print( 0, ")\n" ); // (effects
}
std::shared_ptr<SHAPE_COMPOUND> EDA_TEXT::GetEffectiveTextShape( bool aTriangulate,
const BOX2I& aBBox,
const EDA_ANGLE& aAngle ) const
{
std::shared_ptr<SHAPE_COMPOUND> shape = std::make_shared<SHAPE_COMPOUND>();
KIGFX::GAL_DISPLAY_OPTIONS empty_opts;
KIFONT::FONT* font = getDrawFont();
int penWidth = GetEffectiveTextPenWidth();
wxString shownText( GetShownText( true ) );
VECTOR2I drawPos = GetDrawPos();
TEXT_ATTRIBUTES attrs = GetAttributes();
std::vector<std::unique_ptr<KIFONT::GLYPH>>* cache = nullptr;
if( aBBox.GetWidth() )
{
drawPos = aBBox.GetCenter();
attrs.m_Halign = GR_TEXT_H_ALIGN_CENTER;
attrs.m_Valign = GR_TEXT_V_ALIGN_CENTER;
attrs.m_Angle = aAngle;
}
else
{
attrs.m_Angle = GetDrawRotation();
if( font->IsOutline() )
cache = GetRenderCache( font, shownText, VECTOR2I() );
}
if( aTriangulate )
{
CALLBACK_GAL callback_gal(
empty_opts,
// Stroke callback
[&]( const VECTOR2I& aPt1, const VECTOR2I& aPt2 )
{
shape->AddShape( new SHAPE_SEGMENT( aPt1, aPt2, penWidth ) );
},
// Triangulation callback
[&]( const VECTOR2I& aPt1, const VECTOR2I& aPt2, const VECTOR2I& aPt3 )
{
SHAPE_SIMPLE* triShape = new SHAPE_SIMPLE;
for( const VECTOR2I& point : { aPt1, aPt2, aPt3 } )
triShape->Append( point.x, point.y );
shape->AddShape( triShape );
} );
if( cache )
callback_gal.DrawGlyphs( *cache );
else
font->Draw( &callback_gal, shownText, drawPos, attrs, getFontMetrics() );
}
else
{
CALLBACK_GAL callback_gal(
empty_opts,
// Stroke callback
[&]( const VECTOR2I& aPt1, const VECTOR2I& aPt2 )
{
shape->AddShape( new SHAPE_SEGMENT( aPt1, aPt2, penWidth ) );
},
// Outline callback
[&]( const SHAPE_LINE_CHAIN& aPoly )
{
shape->AddShape( aPoly.Clone() );
} );
if( cache )
callback_gal.DrawGlyphs( *cache );
else
font->Draw( &callback_gal, shownText, drawPos, attrs, getFontMetrics() );
}
return shape;
}
int EDA_TEXT::Compare( const EDA_TEXT* aOther ) const
{
wxCHECK( aOther, 1 );
int val = m_attributes.Compare( aOther->m_attributes );
if( val != 0 )
return val;
if( m_pos.x != aOther->m_pos.x )
return m_pos.x - aOther->m_pos.x;
if( m_pos.y != aOther->m_pos.y )
return m_pos.y - aOther->m_pos.y;
val = GetFontName().Cmp( aOther->GetFontName() );
if( val != 0 )
return val;
return m_text.Cmp( aOther->m_text );
}
bool EDA_TEXT::ValidateHyperlink( const wxString& aURL )
{
if( aURL.IsEmpty() || IsGotoPageHref( aURL ) )
return true;
wxURI uri;
return( uri.Create( aURL ) && uri.HasScheme() );
}
double EDA_TEXT::Levenshtein( const EDA_TEXT& aOther ) const
{
// Compute the Levenshtein distance between the two strings
const wxString& str1 = GetText();
const wxString& str2 = aOther.GetText();
int m = str1.length();
int n = str2.length();
if( n == 0 || m == 0 )
return 0.0;
// Create a matrix to store the distance values
std::vector<std::vector<int>> distance(m + 1, std::vector<int>(n + 1));
// Initialize the matrix
for( int i = 0; i <= m; i++ )
distance[i][0] = i;
for( int j = 0; j <= n; j++ )
distance[0][j] = j;
// Calculate the distance
for( int i = 1; i <= m; i++ )
{
for( int j = 1; j <= n; j++ )
{
if( str1[i - 1] == str2[j - 1] )
{
distance[i][j] = distance[i - 1][j - 1];
}
else
{
distance[i][j] = std::min( { distance[i - 1][j], distance[i][j - 1],
distance[i - 1][j - 1] } ) + 1;
}
}
}
// Calculate similarity score
int maxLen = std::max( m, n );
double similarity = 1.0 - ( static_cast<double>( distance[m][n] ) / maxLen );
return similarity;
}
double EDA_TEXT::Similarity( const EDA_TEXT& aOther ) const
{
double retval = 1.0;
if( !( m_attributes == aOther.m_attributes ) )
retval *= 0.9;
if( m_pos != aOther.m_pos )
retval *= 0.9;
retval *= Levenshtein( aOther );
return retval;
}
bool EDA_TEXT::IsGotoPageHref( const wxString& aHref, wxString* aDestination )
{
return aHref.StartsWith( wxT( "#" ), aDestination );
}
wxString EDA_TEXT::GotoPageHref( const wxString& aDestination )
{
return wxT( "#" ) + aDestination;
}
std::ostream& operator<<( std::ostream& aStream, const EDA_TEXT& aText )
{
aStream << aText.GetText();
return aStream;
}
static struct EDA_TEXT_DESC
{
EDA_TEXT_DESC()
{
// These are defined in SCH_FIELD as well but initialization order is
// not defined, so this needs to be conditional. Defining in both
// places leads to duplicate symbols.
auto& h_inst = ENUM_MAP<GR_TEXT_H_ALIGN_T>::Instance();
if( h_inst.Choices().GetCount() == 0)
{
h_inst.Map( GR_TEXT_H_ALIGN_LEFT, _( "Left" ) );
h_inst.Map( GR_TEXT_H_ALIGN_CENTER, _( "Center" ) );
h_inst.Map( GR_TEXT_H_ALIGN_RIGHT, _( "Right" ) );
}
auto& v_inst = ENUM_MAP<GR_TEXT_V_ALIGN_T>::Instance();
if( v_inst.Choices().GetCount() == 0)
{
v_inst.Map( GR_TEXT_V_ALIGN_TOP, _( "Top" ) );
v_inst.Map( GR_TEXT_V_ALIGN_CENTER, _( "Center" ) );
v_inst.Map( GR_TEXT_V_ALIGN_BOTTOM, _( "Bottom" ) );
}
PROPERTY_MANAGER& propMgr = PROPERTY_MANAGER::Instance();
REGISTER_TYPE( EDA_TEXT );
propMgr.AddProperty( new PROPERTY<EDA_TEXT, double>( _HKI( "Orientation" ),
&EDA_TEXT::SetTextAngleDegrees, &EDA_TEXT::GetTextAngleDegrees,
PROPERTY_DISPLAY::PT_DEGREE ) );
const wxString textProps = _HKI( "Text Properties" );
propMgr.AddProperty( new PROPERTY<EDA_TEXT, wxString>( _HKI( "Text" ),
&EDA_TEXT::SetText, &EDA_TEXT::GetText ),
textProps );
// This must be a PROPERTY_ENUM to get a choice list.
// SCH_ and PCB_PROPERTIES_PANEL::updateFontList() fill in the enum values.
propMgr.AddProperty( new PROPERTY_ENUM<EDA_TEXT, int>( _HKI( "Font" ),
&EDA_TEXT::SetFontIndex, &EDA_TEXT::GetFontIndex ),
textProps )
.SetIsHiddenFromRulesEditor();
propMgr.AddProperty( new PROPERTY<EDA_TEXT, int>( _HKI( "Thickness" ),
&EDA_TEXT::SetTextThickness, &EDA_TEXT::GetTextThickness,
PROPERTY_DISPLAY::PT_SIZE ),
textProps );
propMgr.AddProperty( new PROPERTY<EDA_TEXT, bool>( _HKI( "Italic" ),
&EDA_TEXT::SetItalic,
&EDA_TEXT::IsItalic ),
textProps );
propMgr.AddProperty( new PROPERTY<EDA_TEXT, bool>( _HKI( "Bold" ),
&EDA_TEXT::SetBold, &EDA_TEXT::IsBold ),
textProps );
propMgr.AddProperty( new PROPERTY<EDA_TEXT, bool>( _HKI( "Mirrored" ),
&EDA_TEXT::SetMirrored, &EDA_TEXT::IsMirrored ),
textProps );
propMgr.AddProperty( new PROPERTY<EDA_TEXT, bool>( _HKI( "Visible" ),
&EDA_TEXT::SetVisible, &EDA_TEXT::IsVisible ),
textProps );
propMgr.AddProperty( new PROPERTY<EDA_TEXT, int>( _HKI( "Width" ),
&EDA_TEXT::SetTextWidth, &EDA_TEXT::GetTextWidth,
PROPERTY_DISPLAY::PT_SIZE ),
textProps );
propMgr.AddProperty( new PROPERTY<EDA_TEXT, int>( _HKI( "Height" ),
&EDA_TEXT::SetTextHeight, &EDA_TEXT::GetTextHeight,
PROPERTY_DISPLAY::PT_SIZE ),
textProps );
propMgr.AddProperty( new PROPERTY_ENUM<EDA_TEXT, GR_TEXT_H_ALIGN_T>(
_HKI( "Horizontal Justification" ),
&EDA_TEXT::SetHorizJustify, &EDA_TEXT::GetHorizJustify ),
textProps );
propMgr.AddProperty( new PROPERTY_ENUM<EDA_TEXT, GR_TEXT_V_ALIGN_T>(
_HKI( "Vertical Justification" ),
&EDA_TEXT::SetVertJustify, &EDA_TEXT::GetVertJustify ),
textProps );
propMgr.AddProperty( new PROPERTY<EDA_TEXT, COLOR4D>( _HKI( "Color" ),
&EDA_TEXT::SetTextColor, &EDA_TEXT::GetTextColor ),
textProps );
propMgr.AddProperty( new PROPERTY<EDA_TEXT, wxString>( _HKI( "Hyperlink" ),
&EDA_TEXT::SetHyperlink, &EDA_TEXT::GetHyperlink ),
textProps );
}
} _EDA_TEXT_DESC;
ENUM_TO_WXANY( GR_TEXT_H_ALIGN_T )
ENUM_TO_WXANY( GR_TEXT_V_ALIGN_T )
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