kicad/eeschema/lib_text.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2004-2020 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
*/
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/**
* @file lib_text.cpp
*/
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#include <fctsys.h>
#include <gr_basic.h>
#include <macros.h>
#include <sch_draw_panel.h>
#include <plotter.h>
#include <gr_text.h>
#include <trigo.h>
#include <base_units.h>
#include <msgpanel.h>
#include <bitmaps.h>
#include <eda_draw_frame.h>
#include <lib_item.h>
#include <general.h>
#include <transform.h>
#include <settings/color_settings.h>
#include <lib_text.h>
#include <default_values.h> // For some default values
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LIB_TEXT::LIB_TEXT( LIB_PART* aParent ) :
LIB_ITEM( LIB_TEXT_T, aParent ),
EDA_TEXT( wxEmptyString )
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{
SetTextSize( wxSize( Mils2iu( DEFAULT_TEXT_SIZE ), Mils2iu( DEFAULT_TEXT_SIZE ) ) );
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}
void LIB_TEXT::ViewGetLayers( int aLayers[], int& aCount ) const
{
aCount = 2;
aLayers[0] = LAYER_DEVICE;
aLayers[1] = LAYER_SELECTION_SHADOWS;
}
bool LIB_TEXT::HitTest( const wxPoint& aPosition, int aAccuracy ) const
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{
EDA_TEXT tmp_text( *this );
tmp_text.SetTextPos( DefaultTransform.TransformCoordinate( GetTextPos() ) );
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/* The text orientation may need to be flipped if the
* transformation matrix causes xy axes to be flipped.
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* 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 );
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}
EDA_ITEM* LIB_TEXT::Clone() const
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{
LIB_TEXT* newitem = new LIB_TEXT( nullptr );
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newitem->m_Unit = m_Unit;
newitem->m_Convert = m_Convert;
newitem->m_Flags = m_Flags;
newitem->SetText( GetText() );
newitem->SetEffects( *this );
return newitem;
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}
int LIB_TEXT::compare( const LIB_ITEM& aOther, LIB_ITEM::COMPARE_FLAGS aCompareFlags ) const
{
wxASSERT( aOther.Type() == LIB_TEXT_T );
int retv = LIB_ITEM::compare( aOther, aCompareFlags );
if( retv )
return retv;
const LIB_TEXT* tmp = ( LIB_TEXT* ) &aOther;
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_TEXT::Offset( const wxPoint& aOffset )
{
EDA_TEXT::Offset( aOffset );
}
void LIB_TEXT::MoveTo( const wxPoint& newPosition )
{
SetTextPos( newPosition );
}
void LIB_TEXT::NormalizeJustification( bool inverse )
{
wxPoint delta( 0, 0 );
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EDA_RECT bbox = GetTextBox();
if( GetTextAngle() == 0.0 )
{
if( GetHorizJustify() == GR_TEXT_HJUSTIFY_LEFT )
delta.x = bbox.GetWidth() / 2;
else if( GetHorizJustify() == GR_TEXT_HJUSTIFY_RIGHT )
delta.x = - bbox.GetWidth() / 2;
if( GetVertJustify() == GR_TEXT_VJUSTIFY_TOP )
delta.y = - bbox.GetHeight() / 2;
else if( GetVertJustify() == GR_TEXT_VJUSTIFY_BOTTOM )
delta.y = bbox.GetHeight() / 2;
}
else
{
if( GetHorizJustify() == GR_TEXT_HJUSTIFY_LEFT )
delta.y = bbox.GetWidth() / 2;
else if( GetHorizJustify() == GR_TEXT_HJUSTIFY_RIGHT )
delta.y = - bbox.GetWidth() / 2;
if( GetVertJustify() == GR_TEXT_VJUSTIFY_TOP )
delta.x = + bbox.GetHeight() / 2;
else if( GetVertJustify() == GR_TEXT_VJUSTIFY_BOTTOM )
delta.x = - bbox.GetHeight() / 2;
}
if( inverse )
SetTextPos( GetTextPos() - delta );
else
SetTextPos( GetTextPos() + delta );
}
void LIB_TEXT::MirrorHorizontal( const wxPoint& center )
{
NormalizeJustification( false );
int x = GetTextPos().x;
x -= center.x;
x *= -1;
x += center.x;
if( GetTextAngle() == 0.0 )
{
if( GetHorizJustify() == GR_TEXT_HJUSTIFY_LEFT )
SetHorizJustify( GR_TEXT_HJUSTIFY_RIGHT );
else if( GetHorizJustify() == GR_TEXT_HJUSTIFY_RIGHT )
SetHorizJustify( GR_TEXT_HJUSTIFY_LEFT );
}
else
{
if( GetVertJustify() == GR_TEXT_VJUSTIFY_TOP )
SetVertJustify( GR_TEXT_VJUSTIFY_BOTTOM );
else if( GetVertJustify() == GR_TEXT_VJUSTIFY_BOTTOM )
SetVertJustify( GR_TEXT_VJUSTIFY_TOP );
}
SetTextX( x );
NormalizeJustification( true );
}
void LIB_TEXT::MirrorVertical( const wxPoint& center )
{
NormalizeJustification( false );
int y = GetTextPos().y;
y -= center.y;
y *= -1;
y += center.y;
if( GetTextAngle() == 0.0 )
{
if( GetVertJustify() == GR_TEXT_VJUSTIFY_TOP )
SetVertJustify( GR_TEXT_VJUSTIFY_BOTTOM );
else if( GetVertJustify() == GR_TEXT_VJUSTIFY_BOTTOM )
SetVertJustify( GR_TEXT_VJUSTIFY_TOP );
}
else
{
if( GetHorizJustify() == GR_TEXT_HJUSTIFY_LEFT )
SetHorizJustify( GR_TEXT_HJUSTIFY_RIGHT );
else if( GetHorizJustify() == GR_TEXT_HJUSTIFY_RIGHT )
SetHorizJustify( GR_TEXT_HJUSTIFY_LEFT );
}
SetTextY( y );
NormalizeJustification( true );
}
void LIB_TEXT::Rotate( const wxPoint& center, bool aRotateCCW )
{
NormalizeJustification( false );
int rot_angle = aRotateCCW ? -900 : 900;
wxPoint pt = GetTextPos();
RotatePoint( &pt, center, rot_angle );
SetTextPos( pt );
if( GetTextAngle() == 0.0 )
{
SetTextAngle( 900 );
}
else
{
// 180º of rotation is a mirror
if( GetHorizJustify() == GR_TEXT_HJUSTIFY_LEFT )
SetHorizJustify( GR_TEXT_HJUSTIFY_RIGHT );
else if( GetHorizJustify() == GR_TEXT_HJUSTIFY_RIGHT )
SetHorizJustify( GR_TEXT_HJUSTIFY_LEFT );
if( GetVertJustify() == GR_TEXT_VJUSTIFY_TOP )
SetVertJustify( GR_TEXT_VJUSTIFY_BOTTOM );
else if( GetVertJustify() == GR_TEXT_VJUSTIFY_BOTTOM )
SetVertJustify( GR_TEXT_VJUSTIFY_TOP );
SetTextAngle( 0 );
}
NormalizeJustification( true );
}
void LIB_TEXT::Plot( PLOTTER* plotter, const wxPoint& offset, bool fill,
const TRANSFORM& aTransform )
{
wxASSERT( plotter != NULL );
EDA_RECT bBox = GetBoundingBox();
// convert coordinates from draw Y axis to libedit Y axis
bBox.RevertYAxis();
wxPoint txtpos = bBox.Centre();
/* The text orientation may need to be flipped if the
* transformation matrix causes xy axes to be flipped. */
int t1 = ( aTransform.x1 != 0 ) ^ ( GetTextAngle() != 0 );
wxPoint pos = aTransform.TransformCoordinate( txtpos ) + offset;
// Get color
COLOR4D color;
if( plotter->GetColorMode() ) // Used normal color or selected color
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color = plotter->RenderSettings()->GetLayerColor( LAYER_DEVICE );
else
color = COLOR4D::BLACK;
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int penWidth = std::max( GetEffectiveTextPenWidth(),
plotter->RenderSettings()->GetDefaultPenWidth() );
plotter->Text( pos, color, GetText(), t1 ? TEXT_ANGLE_HORIZ : TEXT_ANGLE_VERT, GetTextSize(),
GR_TEXT_HJUSTIFY_CENTER, GR_TEXT_VJUSTIFY_CENTER, penWidth, IsItalic(),
IsBold() );
}
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int LIB_TEXT::GetPenWidth() const
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{
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return GetEffectiveTextPenWidth();
}
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void LIB_TEXT::print( RENDER_SETTINGS* aSettings, const wxPoint& aOffset, void* aData,
const TRANSFORM& aTransform )
{
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wxDC* DC = aSettings->GetPrintDC();
COLOR4D color = aSettings->GetLayerColor( LAYER_DEVICE );
int penWidth = std::max( GetEffectiveTextPenWidth(), aSettings->GetDefaultPenWidth() );
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/* Calculate the text orientation, according to the component
* orientation/mirror (needed when draw text in schematic)
*/
int orient = (int) GetTextAngle();
if( aTransform.y1 ) // Rotate component 90 degrees.
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{
if( orient == TEXT_ANGLE_HORIZ )
orient = TEXT_ANGLE_VERT;
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else
orient = TEXT_ANGLE_HORIZ;
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}
/* Calculate the text justification, according to the component
* orientation/mirror this is a bit complicated due to cumulative
* calculations:
* - numerous cases (mirrored or not, rotation)
* - the DrawGraphicText function recalculate also H and H justifications
* according to the text orientation.
* - When a component is mirrored, the text is not mirrored and
* justifications are complicated to calculate
* so the more easily way is to use no justifications ( Centered text )
* and use GetBoundaryBox to know the text coordinate considered as centered
*/
EDA_RECT bBox = GetBoundingBox();
// convert coordinates from draw Y axis to libedit Y axis:
bBox.RevertYAxis();
wxPoint txtpos = bBox.Centre();
// Calculate pos according to mirror/rotation.
txtpos = aTransform.TransformCoordinate( txtpos ) + aOffset;
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GRText( DC, txtpos, color, GetShownText(), orient, GetTextSize(), GR_TEXT_HJUSTIFY_CENTER,
GR_TEXT_VJUSTIFY_CENTER, penWidth, IsItalic(), IsBold() );
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}
void LIB_TEXT::GetMsgPanelInfo( EDA_DRAW_FRAME* aFrame, MSG_PANEL_ITEMS& aList )
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{
LIB_ITEM::GetMsgPanelInfo( aFrame, aList );
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wxString msg = MessageTextFromValue( aFrame->GetUserUnits(), GetTextThickness(), true );
aList.push_back( MSG_PANEL_ITEM( _( "Line Width" ), msg, BLUE ) );
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}
const EDA_RECT LIB_TEXT::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.
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*/
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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;
}
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wxString LIB_TEXT::GetSelectMenuText( EDA_UNITS aUnits ) const
{
return wxString::Format( _( "Graphic Text \"%s\"" ), ShortenedShownText() );
}
BITMAP_DEF LIB_TEXT::GetMenuImage() const
{
return text_xpm;
}
void LIB_TEXT::BeginEdit( const wxPoint aPosition )
{
SetTextPos( aPosition );
}
void LIB_TEXT::CalcEdit( const wxPoint& aPosition )
{
SetTextPos( aPosition );
}