kicad/eeschema/edit_bitmap.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
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* Copyright (C) 2012 jean-pierre.charras
* Copyright (C) 2012 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
*/
/**
* @file edit_bitmap.cpp
*/
#include <fctsys.h>
#include <class_drawpanel.h>
#include <wxEeschemaStruct.h>
#include <sch_bitmap.h>
#include <dialog_image_editor.h>
static void abortMoveBitmap( EDA_DRAW_PANEL* aPanel, wxDC* aDC )
{
SCH_SCREEN* screen = (SCH_SCREEN*) aPanel->GetScreen();
SCH_BITMAP* item = (SCH_BITMAP*) screen->GetCurItem();
SCH_EDIT_FRAME* parent = (SCH_EDIT_FRAME*) aPanel->GetParent();
parent->SetRepeatItem( NULL );
if( item == NULL ) /* no current item */
return;
if( item->IsNew() )
{
delete item;
item = NULL;
}
else // Move command on an existing text item, restore the data of the original.
{
item->ClearFlags();
SCH_BITMAP * olditem = (SCH_BITMAP*) parent->GetUndoItem();
wxCHECK_RET( olditem != NULL && item->Type() == olditem->Type() &&
item->Type() == SCH_BITMAP_T,
wxT( "Cannot restore undefined last text item." ) );
// Never delete existing item, because it can be referenced by an undo/redo command
// Just restore its data
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item->SwapData( olditem );
parent->SetUndoItem( NULL );
}
screen->SetCurItem( item );
aPanel->Refresh();
}
static void moveBitmap( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint& aPosition, bool aErase )
{
SCH_SCREEN* screen = (SCH_SCREEN*) aPanel->GetScreen();
SCH_BITMAP* image = (SCH_BITMAP*) screen->GetCurItem();
if( aErase )
{
// Erase the current bitmap at its current position.
// Note also items flagged IS_MOVING are not drawn,
// and if image is new, it is not yet il draw list
// so image is erased from screen
EDA_RECT dirty = image->GetBoundingBox();
dirty.Inflate( 4 ); // Give a margin
aPanel->SetMouseCapture( NULL, NULL ); // Avoid loop in redraw panel
STATUS_FLAGS flgs = image->GetFlags();
image->ClearFlags();
aPanel->RefreshDrawingRect( dirty );
image->SetFlags( flgs );
aPanel->SetMouseCapture( moveBitmap, abortMoveBitmap );
}
// Draw the bitmap at it's new position.
image->SetPosition( screen->GetCrossHairPosition() );
image->Draw( aPanel, aDC, wxPoint( 0, 0 ), GR_DEFAULT_DRAWMODE );
}
SCH_BITMAP* SCH_EDIT_FRAME::CreateNewImage( wxDC* aDC )
{
wxFileDialog fileDlg( this, _( "Choose Image" ), wxEmptyString, wxEmptyString,
_( "Image Files " ) + wxImage::GetImageExtWildcard(),
wxFD_OPEN );
int diag = fileDlg.ShowModal();
if( diag != wxID_OK )
return NULL;
wxString fullFilename = fileDlg.GetPath();
if( !wxFileExists( fullFilename ) )
{
wxMessageBox( _( "Couldn't load image from <%s>" ), GetChars( fullFilename ) );
return NULL;
}
wxPoint pos = GetScreen()->GetCrossHairPosition();
SCH_BITMAP* image = new SCH_BITMAP( pos );
if( !image->ReadImageFile( fullFilename ) )
{
wxMessageBox( _( "Couldn't load image from <%s>" ), GetChars( fullFilename ) );
delete image;
return NULL;
}
image->SetFlags( IS_NEW | IS_MOVED );
image->Draw( m_canvas, aDC, wxPoint( 0, 0 ), GR_DEFAULT_DRAWMODE );
m_canvas->SetMouseCapture( moveBitmap, abortMoveBitmap );
GetScreen()->SetCurItem( image );
OnModify();
return image;
}
void SCH_EDIT_FRAME::MoveImage( SCH_BITMAP* aImageItem, wxDC* aDC )
{
aImageItem->SetFlags( IS_MOVED );
m_canvas->SetMouseCapture( moveBitmap, abortMoveBitmap );
GetScreen()->SetCurItem( aImageItem );
m_itemToRepeat = NULL;
SetUndoItem( aImageItem );
m_canvas->CrossHairOff( aDC );
GetScreen()->SetCrossHairPosition( aImageItem->GetPosition() );
m_canvas->MoveCursorToCrossHair();
m_canvas->CrossHairOn( aDC );
OnModify();
}
void SCH_EDIT_FRAME::RotateImage( SCH_BITMAP* aItem )
{
if( aItem->GetFlags( ) == 0 )
SaveCopyInUndoList( aItem, UR_ROTATED, aItem->GetPosition() );
aItem->Rotate( aItem->GetPosition() );
OnModify();
m_canvas->Refresh();
}
void SCH_EDIT_FRAME::MirrorImage( SCH_BITMAP* aItem, bool Is_X_axis )
{
if( aItem->GetFlags( ) == 0 )
SaveCopyInUndoList( aItem, UR_CHANGED );
if( Is_X_axis )
aItem->MirrorX( aItem->GetPosition().y );
else
aItem->MirrorY( aItem->GetPosition().x );
OnModify();
m_canvas->Refresh();
}
void SCH_EDIT_FRAME::EditImage( SCH_BITMAP* aItem )
{
// TODO: change image scale or more
DIALOG_IMAGE_EDITOR dlg( this, aItem->m_Image );
if( dlg.ShowModal() != wxID_OK )
return;
// save old image in undo list if not already in edit
// or the image to be edited is part of a block
if( aItem->GetFlags() == 0 ||
GetScreen()->m_BlockLocate.GetState() != STATE_NO_BLOCK )
SaveCopyInUndoList( aItem, UR_CHANGED );
dlg.TransfertToImage(aItem->m_Image);
OnModify();
m_canvas->Refresh();
}