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319 lines
7.3 KiB
319 lines
7.3 KiB
/*
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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) 2011 jean-pierre.charras
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* Copyright (C) 2011 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 sch_bitmap.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 <trigo.h>
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#include <richio.h>
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#include <plot_common.h>
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#include <wxEeschemaStruct.h>
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#include <general.h>
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#include <sch_bitmap.h>
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#include <protos.h>
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#include <wx/mstream.h>
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/*
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* class SCH_BITMAP
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* This class handle a bitmap image that can be inserted in a schematic.
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*/
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SCH_BITMAP::SCH_BITMAP( const wxPoint& pos ) :
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SCH_ITEM( NULL, SCH_BITMAP_T )
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{
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m_Pos = pos;
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m_Layer = LAYER_NOTES; // used only to draw/plot a rectangle,
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// when a bitmap cannot be drawn or plotted
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m_Image = new BITMAP_BASE();
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}
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SCH_BITMAP::SCH_BITMAP( const SCH_BITMAP& aSchBitmap ) :
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SCH_ITEM( aSchBitmap )
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{
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m_Pos = aSchBitmap.m_Pos;
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m_Layer = aSchBitmap.m_Layer;
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m_Image = new BITMAP_BASE( *aSchBitmap.m_Image );
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}
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SCH_ITEM& SCH_BITMAP::operator=( const SCH_ITEM& aItem )
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{
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wxCHECK_MSG( Type() == aItem.Type(), *this,
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wxT( "Cannot assign object type " ) + aItem.GetClass() + wxT( " to type " ) +
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GetClass() );
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if( &aItem != this )
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{
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SCH_ITEM::operator=( aItem );
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SCH_BITMAP* bitmap = (SCH_BITMAP*) &aItem;
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delete m_Image;
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m_Image = new BITMAP_BASE( *bitmap->m_Image );
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m_Pos = bitmap->m_Pos;
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}
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return *this;
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}
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bool SCH_BITMAP::ReadImageFile( const wxString& aFullFilename )
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{
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return m_Image->ReadImageFile( aFullFilename );
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}
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bool SCH_BITMAP::Save( FILE* aFile ) const
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{
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if( fprintf( aFile, "$Bitmap\n" ) == EOF )
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return false;
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if( fprintf( aFile, "Pos %-4d %-4d\n", m_Pos.x, m_Pos.y ) == EOF )
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return false;
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if( fprintf( aFile, "Scale %f\n", m_Image->m_Scale ) == EOF )
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return false;
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if( fprintf( aFile, "Data\n" ) == EOF )
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return false;
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if( !m_Image->SaveData( aFile ) )
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return false;
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if( fprintf( aFile, "\nEndData\n" ) == EOF )
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return false;
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if( fprintf( aFile, "$EndBitmap\n" ) == EOF )
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return false;
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return true;
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}
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EDA_ITEM* SCH_BITMAP::doClone() const
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{
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return new SCH_BITMAP( *this );
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}
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void SCH_BITMAP::SwapData( SCH_ITEM* aItem )
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{
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wxCHECK_RET( aItem->Type() == SCH_BITMAP_T,
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wxString::Format( wxT( "SCH_BITMAP object cannot swap data with %s object." ),
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GetChars( aItem->GetClass() ) ) );
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SCH_BITMAP* item = (SCH_BITMAP*) aItem;
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EXCHG( m_Pos, item->m_Pos );
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EXCHG( m_Image, item->m_Image );
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}
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bool SCH_BITMAP::Load( LINE_READER& aLine, wxString& aErrorMsg )
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{
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char* line = aLine.Line();
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if( strnicmp( line, "$Bitmap", 7 ) != 0 )
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{
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aErrorMsg.Printf( wxT( "Eeschema file bitmap image load error at line %d, aborted" ),
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aLine.LineNumber() );
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aErrorMsg << wxT( "\n" ) << FROM_UTF8( (char*) aLine );
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return false;
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}
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for( ; ; )
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{
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if( !aLine.ReadLine() )
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return false;
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line = aLine.Line();
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if( strnicmp( line, "Pos", 3 ) == 0 )
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{
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sscanf( line + 3, "%d %d", &m_Pos.x, &m_Pos.y );
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continue;
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}
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if( strnicmp( line, "Scale", 5 ) == 0 )
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{
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sscanf( line + 5, "%lf", &m_Image->m_Scale );
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continue;
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}
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if( strnicmp( line, "Data", 4 ) == 0 )
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{
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m_Image->LoadData( aLine, aErrorMsg );
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}
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if( strnicmp( line, "$EndBitmap", 4 ) == 0 )
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break;
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}
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return true;
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}
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EDA_RECT SCH_BITMAP::GetBoundingBox() const
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{
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EDA_RECT rect = m_Image->GetBoundingBox();
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rect.Move( m_Pos );
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return rect;
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}
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void SCH_BITMAP::Draw( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint& aOffset,
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int aDrawMode, int aColor )
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{
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wxPoint pos = m_Pos + aOffset;
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GRSetDrawMode( aDC, aDrawMode );
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if( aColor < 0 ) // Use normal drawing function
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{
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m_Image->DrawBitmap( aPanel, aDC, pos );
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}
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else // draws bounding box only (used to move items)
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{
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// To draw the rect, pos is the upper left corner position
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wxSize size = m_Image->GetSize();
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pos.x -= size.x / 2;
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pos.y -= size.y / 2;
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GRRect( aPanel->GetClipBox(), aDC, pos.x, pos.y,
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pos.x + size.x, pos.y + size.y, 0, aColor );
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}
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}
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/* Function GetSize
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* returns the actual size (in user units, not in pixels) of the image
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*/
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wxSize SCH_BITMAP::GetSize() const
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{
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return m_Image->GetSize();
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}
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/*
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* Mirror image relative to a horizontal X axis )
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*/
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void SCH_BITMAP::Mirror_X( int aXaxis_position )
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{
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m_Pos.y -= aXaxis_position;
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NEGATE( m_Pos.y );
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m_Pos.y += aXaxis_position;
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m_Image->Mirror( true );
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}
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/*
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* Mirror image relative to a vertical Y axis
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*/
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void SCH_BITMAP::Mirror_Y( int aYaxis_position )
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{
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m_Pos.x -= aYaxis_position;
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NEGATE( m_Pos.x );
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m_Pos.x += aYaxis_position;
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m_Image->Mirror( false );
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}
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void SCH_BITMAP::Rotate( wxPoint rotationPoint )
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{
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RotatePoint( &m_Pos, rotationPoint, 900 );
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m_Image->Rotate( false );
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}
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bool SCH_BITMAP::IsSelectStateChanged( const wxRect& aRect )
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{
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bool previousState = IsSelected();
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if( aRect.Contains( m_Pos ) )
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m_Flags |= SELECTED;
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else
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m_Flags &= ~SELECTED;
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return previousState != IsSelected();
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}
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#if defined(DEBUG)
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void SCH_BITMAP::Show( int nestLevel, std::ostream& os ) const
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{
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// XML output:
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wxString s = GetClass();
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NestedSpace( nestLevel, os ) << '<' << s.Lower().mb_str() << m_Pos << "/>\n";
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}
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#endif
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bool SCH_BITMAP::doHitTest( const wxPoint& aPoint, int aAccuracy ) const
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{
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EDA_RECT rect = GetBoundingBox();
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rect.Inflate( aAccuracy );
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return rect.Contains( aPoint );
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}
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bool SCH_BITMAP::doHitTest( const EDA_RECT& aRect, bool aContained, int aAccuracy ) const
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{
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EDA_RECT rect = aRect;
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rect.Inflate( aAccuracy );
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if( aContained )
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return rect.Contains( GetBoundingBox() );
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return rect.Intersects( GetBoundingBox() );
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}
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bool SCH_BITMAP::doIsConnected( const wxPoint& aPosition ) const
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{
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return m_Pos == aPosition;
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}
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void SCH_BITMAP::doPlot( PLOTTER* aPlotter )
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{
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m_Image->PlotImage( aPlotter, m_Pos, ReturnLayerColor( GetLayer() ), GetPenSize() );
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}
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