584 lines
15 KiB
C++
584 lines
15 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2004-2012 KiCad Developers, see change_log.txt for contributors.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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/**
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* @file lib_text.cpp
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*/
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#include <fctsys.h>
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#include <gr_basic.h>
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#include <macros.h>
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#include <class_drawpanel.h>
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#include <plot_common.h>
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#include <drawtxt.h>
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#include <trigo.h>
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#include <wxstruct.h>
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#include <richio.h>
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#include <base_units.h>
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#include <msgpanel.h>
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#include <bitmaps.h>
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#include <lib_draw_item.h>
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#include <general.h>
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#include <transform.h>
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#include <lib_text.h>
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LIB_TEXT::LIB_TEXT( LIB_PART * aParent ) :
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LIB_ITEM( LIB_TEXT_T, aParent ),
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EDA_TEXT()
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{
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SetTextSize( wxSize( 50, 50 ) );
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m_typeName = _( "Text" );
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m_rotate = false;
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m_updateText = false;
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}
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bool LIB_TEXT::Save( OUTPUTFORMATTER& aFormatter )
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{
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wxString text = m_Text;
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if( text.Contains( wxT( "~" ) ) || text.Contains( wxT( "\"" ) ) )
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{
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// convert double quote to similar-looking two apostrophes
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text.Replace( wxT( "\"" ), wxT( "''" ) );
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text = wxT( "\"" ) + text + wxT( "\"" );
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}
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else
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{
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// Spaces are not allowed in text because it is not double quoted:
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// changed to '~'
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text.Replace( wxT( " " ), wxT( "~" ) );
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}
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aFormatter.Print( 0, "T %g %d %d %d %d %d %d %s", GetTextAngle(),
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GetTextPos().x, GetTextPos().y,
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GetTextWidth(), !IsVisible(), m_Unit, m_Convert, TO_UTF8( text ) );
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aFormatter.Print( 0, " %s %d", IsItalic() ? "Italic" : "Normal", IsBold() );
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char hjustify = 'C';
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if( GetHorizJustify() == GR_TEXT_HJUSTIFY_LEFT )
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hjustify = 'L';
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else if( GetHorizJustify() == GR_TEXT_HJUSTIFY_RIGHT )
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hjustify = 'R';
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char vjustify = 'C';
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if( GetVertJustify() == GR_TEXT_VJUSTIFY_BOTTOM )
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vjustify = 'B';
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else if( GetVertJustify() == GR_TEXT_VJUSTIFY_TOP )
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vjustify = 'T';
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aFormatter.Print( 0, " %c %c\n", hjustify, vjustify );
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return true;
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}
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bool LIB_TEXT::Load( LINE_READER& aLineReader, wxString& errorMsg )
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{
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int cnt, thickness = 0;
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char hjustify = 'C', vjustify = 'C';
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char buf[256];
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char tmp[256];
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char* line = (char*) aLineReader;
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double angle;
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int not_visible;
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int x, y, size;
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buf[0] = 0;
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tmp[0] = 0; // For italic option, Not in old versions
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cnt = sscanf( line + 2, "%lf %d %d %d %d %d %d \"%[^\"]\" %255s %d %c %c",
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&angle, &x, &y, &size, ¬_visible,
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&m_Unit, &m_Convert, buf, tmp, &thickness, &hjustify,
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&vjustify );
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SetVisible( !not_visible );
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if( cnt >= 8 ) // if quoted loading failed, load as not quoted
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{
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m_Text = FROM_UTF8( buf );
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// convert two apostrophes back to double quote
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m_Text.Replace( wxT( "''" ), wxT( "\"" ) );
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}
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else
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{
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cnt = sscanf( line + 2, "%lf %d %d %d %d %d %d %255s %255s %d %c %c",
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&angle, &x, &y, &size, ¬_visible,
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&m_Unit, &m_Convert, buf, tmp, &thickness, &hjustify,
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&vjustify );
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if( cnt < 8 )
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{
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errorMsg.Printf( _( "Text only had %d parameters of the required 8" ), cnt );
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return false;
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}
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SetVisible( !not_visible );
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/* Convert '~' to spaces (only if text is not quoted). */
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m_Text = FROM_UTF8( buf );
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m_Text.Replace( wxT( "~" ), wxT( " " ) );
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}
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SetTextAngle( angle );
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SetTextSize( wxSize( size, size ) );
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SetTextPos( wxPoint( x, y ) );
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if( strncasecmp( tmp, "Italic", 6 ) == 0 )
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SetItalic( true );
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if( thickness > 0 )
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{
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SetBold( true );
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}
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switch( hjustify )
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{
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case 'L':
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SetHorizJustify( GR_TEXT_HJUSTIFY_LEFT );
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break;
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case 'C':
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SetHorizJustify( GR_TEXT_HJUSTIFY_CENTER );
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break;
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case 'R':
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SetHorizJustify( GR_TEXT_HJUSTIFY_RIGHT );
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break;
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}
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switch( vjustify )
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{
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case 'T':
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SetVertJustify( GR_TEXT_VJUSTIFY_TOP );
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break;
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case 'C':
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SetVertJustify( GR_TEXT_VJUSTIFY_CENTER );
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break;
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case 'B':
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SetVertJustify( GR_TEXT_VJUSTIFY_BOTTOM );
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break;
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}
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return true;
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}
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bool LIB_TEXT::HitTest( const wxPoint& aPosition ) const
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{
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return HitTest( aPosition, 0, DefaultTransform );
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}
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bool LIB_TEXT::HitTest( const wxPoint &aPosition, int aThreshold, const TRANSFORM& aTransform ) const
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{
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if( aThreshold < 0 )
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aThreshold = 0;
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EDA_TEXT tmp_text( *this );
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tmp_text.SetTextPos( aTransform.TransformCoordinate( GetTextPos() ) );
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/* The text orientation may need to be flipped if the
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* 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)
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*/
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bool t1 = ( aTransform.x1 != 0 ) ^ ( GetTextAngle() != 0 );
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tmp_text.SetTextAngle( t1 ? TEXT_ANGLE_HORIZ : TEXT_ANGLE_VERT );
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return tmp_text.TextHitTest( aPosition );
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}
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EDA_ITEM* LIB_TEXT::Clone() const
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{
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LIB_TEXT* newitem = new LIB_TEXT(NULL);
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newitem->m_Unit = m_Unit;
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newitem->m_Convert = m_Convert;
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newitem->m_Flags = m_Flags;
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newitem->m_Text = m_Text;
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newitem->SetEffects( *this );
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return newitem;
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}
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int LIB_TEXT::compare( const LIB_ITEM& other ) const
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{
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wxASSERT( other.Type() == LIB_TEXT_T );
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const LIB_TEXT* tmp = ( LIB_TEXT* ) &other;
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int result = m_Text.CmpNoCase( tmp->m_Text );
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if( result != 0 )
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return result;
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if( GetTextPos().x != tmp->GetTextPos().x )
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return GetTextPos().x - tmp->GetTextPos().x;
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if( GetTextPos().y != tmp->GetTextPos().y )
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return GetTextPos().y - tmp->GetTextPos().y;
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if( GetTextWidth() != tmp->GetTextWidth() )
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return GetTextWidth() - tmp->GetTextWidth();
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if( GetTextHeight() != tmp->GetTextHeight() )
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return GetTextHeight() - tmp->GetTextHeight();
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return 0;
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}
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void LIB_TEXT::SetOffset( const wxPoint& aOffset )
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{
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EDA_TEXT::Offset( aOffset );
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}
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bool LIB_TEXT::Inside( EDA_RECT& rect ) const
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{
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/*
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* FIXME: This should calculate the text size and justification and
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* use rectangle intersect.
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*/
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return rect.Contains( GetTextPos().x, -GetTextPos().y );
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}
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void LIB_TEXT::Move( const wxPoint& newPosition )
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{
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SetTextPos( newPosition );
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}
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void LIB_TEXT::MirrorHorizontal( const wxPoint& center )
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{
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int x = GetTextPos().x;
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x -= center.x;
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x *= -1;
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x += center.x;
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SetTextX( x );
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}
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void LIB_TEXT::MirrorVertical( const wxPoint& center )
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{
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int y = GetTextPos().y;
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y -= center.y;
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y *= -1;
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y += center.y;
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SetTextY( y );
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}
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void LIB_TEXT::Rotate( const wxPoint& center, bool aRotateCCW )
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{
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int rot_angle = aRotateCCW ? -900 : 900;
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wxPoint pt = GetTextPos();
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RotatePoint( &pt, center, rot_angle );
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SetTextPos( pt );
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SetTextAngle( GetTextAngle() != 0.0 ? 0 : 900 );
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}
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void LIB_TEXT::Plot( PLOTTER* plotter, const wxPoint& offset, bool fill,
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const TRANSFORM& aTransform )
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{
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wxASSERT( plotter != NULL );
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EDA_RECT bBox = GetBoundingBox();
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// convert coordinates from draw Y axis to libedit Y axis
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bBox.RevertYAxis();
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wxPoint txtpos = bBox.Centre();
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/* The text orientation may need to be flipped if the
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* transformation matrix causes xy axes to be flipped. */
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int t1 = ( aTransform.x1 != 0 ) ^ ( GetTextAngle() != 0 );
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wxPoint pos = aTransform.TransformCoordinate( txtpos ) + offset;
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// Get color
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COLOR4D color;
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if( plotter->GetColorMode() ) // Used normal color or selected color
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color = IsSelected() ? GetItemSelectedColor() : GetDefaultColor();
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else
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color = COLOR4D::BLACK;
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plotter->Text( pos, color, GetShownText(),
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t1 ? TEXT_ANGLE_HORIZ : TEXT_ANGLE_VERT,
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GetTextSize(), GR_TEXT_HJUSTIFY_CENTER, GR_TEXT_VJUSTIFY_CENTER,
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GetPenSize(), IsItalic(), IsBold() );
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}
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int LIB_TEXT::GetPenSize() const
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{
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int pensize = GetThickness();
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if( pensize == 0 ) // Use default values for pen size
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{
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if( IsBold() )
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pensize = GetPenSizeForBold( GetTextWidth() );
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else
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pensize = GetDefaultLineThickness();
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}
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// Clip pen size for small texts:
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pensize = Clamp_Text_PenSize( pensize, GetTextSize(), IsBold() );
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return pensize;
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}
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void LIB_TEXT::drawGraphic( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint& aOffset,
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COLOR4D aColor, GR_DRAWMODE aDrawMode, void* aData,
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const TRANSFORM& aTransform )
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{
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COLOR4D color = GetDefaultColor();
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if( aColor == COLOR4D::UNSPECIFIED ) // Used normal color or selected color
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{
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if( IsSelected() )
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color = GetItemSelectedColor();
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}
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else
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{
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color = aColor;
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}
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GRSetDrawMode( aDC, aDrawMode );
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/* Calculate the text orientation, according to the component
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* orientation/mirror (needed when draw text in schematic)
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*/
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int orient = GetTextAngle();
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if( aTransform.y1 ) // Rotate component 90 degrees.
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{
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if( orient == TEXT_ANGLE_HORIZ )
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orient = TEXT_ANGLE_VERT;
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else
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orient = TEXT_ANGLE_HORIZ;
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}
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/* Calculate the text justification, according to the component
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* orientation/mirror this is a bit complicated due to cumulative
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* calculations:
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* - numerous cases (mirrored or not, rotation)
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* - the DrawGraphicText function recalculate also H and H justifications
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* according to the text orientation.
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* - When a component is mirrored, the text is not mirrored and
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* justifications are complicated to calculate
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* so the more easily way is to use no justifications ( Centered text )
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* and use GetBoundaryBox to know the text coordinate considered as centered
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*/
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EDA_RECT bBox = GetBoundingBox();
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// convert coordinates from draw Y axis to libedit Y axis:
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bBox.RevertYAxis();
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wxPoint txtpos = bBox.Centre();
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// Calculate pos according to mirror/rotation.
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txtpos = aTransform.TransformCoordinate( txtpos ) + aOffset;
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EDA_RECT* clipbox = aPanel? aPanel->GetClipBox() : NULL;
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DrawGraphicText( clipbox, aDC, txtpos, color, GetShownText(), orient, GetTextSize(),
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GR_TEXT_HJUSTIFY_CENTER, GR_TEXT_VJUSTIFY_CENTER, GetPenSize(),
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IsItalic(), IsBold() );
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/* Enable this to draw the bounding box around the text field to validate
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* the bounding box calculations.
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*/
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#if 0
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// bBox already uses libedit Y axis.
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bBox = aTransform.TransformCoordinate( bBox );
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bBox.Move( aOffset );
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GRRect( clipbox, aDC, bBox, 0, LIGHTMAGENTA );
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#endif
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}
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void LIB_TEXT::GetMsgPanelInfo( MSG_PANEL_ITEMS& aList )
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{
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wxString msg;
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LIB_ITEM::GetMsgPanelInfo( aList );
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msg = StringFromValue( g_UserUnit, GetThickness(), true );
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aList.push_back( MSG_PANEL_ITEM( _( "Line Width" ), msg, BLUE ) );
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}
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const EDA_RECT LIB_TEXT::GetBoundingBox() const
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{
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/* Y coordinates for LIB_ITEMS are bottom to top, so we must invert the Y position when
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* calling GetTextBox() that works using top to bottom Y axis orientation.
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*/
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EDA_RECT rect = GetTextBox( -1, -1, true );
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rect.RevertYAxis();
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// We are using now a bottom to top Y axis.
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wxPoint orig = rect.GetOrigin();
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wxPoint end = rect.GetEnd();
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RotatePoint( &orig, GetTextPos(), -GetTextAngle() );
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RotatePoint( &end, GetTextPos(), -GetTextAngle() );
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rect.SetOrigin( orig );
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rect.SetEnd( end );
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// We are using now a top to bottom Y axis:
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rect.RevertYAxis();
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return rect;
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}
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void LIB_TEXT::Rotate()
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{
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if( InEditMode() )
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{
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m_rotate = true;
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}
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else
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{
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SetTextAngle( GetTextAngle() == TEXT_ANGLE_VERT ? TEXT_ANGLE_HORIZ : TEXT_ANGLE_VERT );
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}
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}
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void LIB_TEXT::SetText( const wxString& aText )
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{
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if( aText == m_Text )
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return;
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if( InEditMode() )
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{
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m_savedText = aText;
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m_updateText = true;
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}
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else
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{
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m_Text = aText;
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}
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}
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wxString LIB_TEXT::GetSelectMenuText() const
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{
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wxString msg;
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msg.Printf( _( "Graphic Text %s" ), GetChars( ShortenedShownText() ) );
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return msg;
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}
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BITMAP_DEF LIB_TEXT::GetMenuImage() const
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{
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return text_xpm;
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}
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void LIB_TEXT::BeginEdit( STATUS_FLAGS aEditMode, const wxPoint aPosition )
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{
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wxCHECK_RET( ( aEditMode & ( IS_NEW | IS_MOVED ) ) != 0,
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wxT( "Invalid edit mode for LIB_TEXT object." ) );
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if( aEditMode == IS_MOVED )
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{
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m_initialPos = GetTextPos();
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m_initialCursorPos = aPosition;
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SetEraseLastDrawItem();
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}
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else
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{
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SetTextPos( aPosition );
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}
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m_Flags = aEditMode;
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}
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bool LIB_TEXT::ContinueEdit( const wxPoint aPosition )
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{
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wxCHECK_MSG( ( m_Flags & ( IS_NEW | IS_MOVED ) ) != 0, false,
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wxT( "Bad call to ContinueEdit(). Text is not being edited." ) );
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return false;
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}
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void LIB_TEXT::EndEdit( const wxPoint& aPosition, bool aAbort )
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{
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wxCHECK_RET( ( m_Flags & ( IS_NEW | IS_MOVED ) ) != 0,
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wxT( "Bad call to EndEdit(). Text is not being edited." ) );
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m_Flags = 0;
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m_rotate = false;
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m_updateText = false;
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SetEraseLastDrawItem( false );
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}
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void LIB_TEXT::calcEdit( const wxPoint& aPosition )
|
|
{
|
|
if( m_rotate )
|
|
{
|
|
SetTextAngle( GetTextAngle() == TEXT_ANGLE_VERT ? TEXT_ANGLE_HORIZ : TEXT_ANGLE_VERT );
|
|
m_rotate = false;
|
|
}
|
|
|
|
if( m_updateText )
|
|
{
|
|
std::swap( m_Text, m_savedText );
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|
m_updateText = false;
|
|
}
|
|
|
|
if( m_Flags == IS_NEW )
|
|
{
|
|
SetEraseLastDrawItem();
|
|
SetTextPos( aPosition );
|
|
}
|
|
else if( m_Flags == IS_MOVED )
|
|
{
|
|
Move( m_initialPos + aPosition - m_initialCursorPos );
|
|
}
|
|
}
|