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kicad/eeschema/class_drawsheet.cpp

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/////////////////////////////////////////////////////////////////////////////
// Name: class_drawsheet.cpp
// Purpose: member functions for DrawSheetStruct
// header = class_drawsheet.h
// Author: jean-pierre Charras
// Modified by:
// Created: 08/02/2006 18:37:02
// RCS-ID:
// Copyright:
// Licence: License GNU
/////////////////////////////////////////////////////////////////////////////
// For compilers that support precompilation, includes "wx/wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#ifndef WX_PRECOMP
#include "wx/wx.h"
#endif
#include "fctsys.h"
#include "gr_basic.h"
#include "common.h"
#include "program.h"
#include "libcmp.h"
#include "general.h"
#include "protos.h"
/***********************************************************/
DrawSheetStruct::DrawSheetStruct( const wxPoint& pos ) :
SCH_ITEM( NULL, DRAW_SHEET_STRUCT_TYPE )
/***********************************************************/
{
m_Label = NULL;
m_NbLabel = 0;
m_Layer = LAYER_SHEET;
m_Pos = pos;
m_TimeStamp = GetTimeStamp();
m_SheetNameSize = m_FileNameSize = 60;
m_AssociatedScreen = NULL;
m_SheetName.Printf( wxT( "Sheet%8.8lX" ), m_TimeStamp );
m_FileName.Printf( wxT( "file%8.8lX.sch" ), m_TimeStamp );
}
/**************************************/
DrawSheetStruct::~DrawSheetStruct()
/**************************************/
{
Hierarchical_PIN_Sheet_Struct* label = m_Label, * next_label;
while( label )
{
next_label = label->Next();
delete label;
label = next_label;
}
//also, look at the associated sheet & its reference count
//perhaps it should be deleted also.
if( m_AssociatedScreen )
{
m_AssociatedScreen->m_RefCount--;
if( m_AssociatedScreen->m_RefCount == 0 )
delete m_AssociatedScreen;
}
}
/**********************************************/
bool DrawSheetStruct::Save( FILE* f ) const
/***********************************************/
/* Routine utilisee dans la routine precedente.
* Assure la sauvegarde de la structure LibItemStruct
*/
{
bool Success = true;
Hierarchical_PIN_Sheet_Struct* SheetLabel;
fprintf( f, "$Sheet\n" );
if( fprintf( f, "S %-4d %-4d %-4d %-4d\n",
m_Pos.x, m_Pos.y,
m_Size.x, m_Size.y ) == EOF )
{
Success = false;
return Success;
}
//save the unique timestamp, like other shematic parts.
if( fprintf( f, "U %8.8lX\n", m_TimeStamp ) == EOF )
{
Success = false; return Success;
}
/* Generation de la liste des 2 textes (sheetname et filename) */
if( !m_SheetName.IsEmpty() )
{
if( fprintf( f, "F0 \"%s\" %d\n", CONV_TO_UTF8( m_SheetName ), m_SheetNameSize ) == EOF )
{
Success = false; return Success;
}
}
if( !m_FileName.IsEmpty() )
{
if( fprintf( f, "F1 \"%s\" %d\n", CONV_TO_UTF8( m_FileName ), m_FileNameSize ) == EOF )
{
Success = false; return Success;
}
}
/* Generation de la liste des labels (entrees) de la sous feuille */
SheetLabel = m_Label;
int l_id = 2;
while( SheetLabel != NULL )
{
SheetLabel->m_Number = l_id;
SheetLabel->Save( f );
l_id++;
SheetLabel = SheetLabel->Next();
}
fprintf( f, "$EndSheet\n" );
return Success;
}
/***********************************************/
DrawSheetStruct* DrawSheetStruct::GenCopy()
/***********************************************/
/* creates a copy of a sheet
* The linked data itself (EEDrawList) is not duplicated
*/
{
DrawSheetStruct* newitem = new DrawSheetStruct( m_Pos );
newitem->m_Size = m_Size;
newitem->m_Parent = m_Parent;
newitem->m_TimeStamp = GetTimeStamp();
newitem->m_FileName = m_FileName;
newitem->m_FileNameSize = m_FileNameSize;
newitem->m_SheetName = m_SheetName;
newitem->m_SheetNameSize = m_SheetNameSize;
newitem->m_Label = NULL;
Hierarchical_PIN_Sheet_Struct* Slabel = NULL, * label = m_Label;
if( label )
{
Slabel = newitem->m_Label = label->GenCopy();
Slabel->m_Parent = newitem;
label = label->Next();
}
while( label )
{
Slabel->Pnext = label->GenCopy();
Slabel = (Hierarchical_PIN_Sheet_Struct*) Slabel->Pnext;
Slabel->m_Parent = newitem;
label = label->Next();
}
/* don't copy screen data - just reference it. */
newitem->m_AssociatedScreen = m_AssociatedScreen;
if( m_AssociatedScreen )
m_AssociatedScreen->m_RefCount++;
return newitem;
}
/**********************************************************/
void DrawSheetStruct::SwapData( DrawSheetStruct* copyitem )
/**********************************************************/
/* Used if undo / redo command:
* swap data between this and copyitem
*/
{
EXCHG( m_Pos, copyitem->m_Pos );
EXCHG( m_Size, copyitem->m_Size );
EXCHG( m_SheetName, copyitem->m_SheetName );
EXCHG( m_SheetNameSize, copyitem->m_SheetNameSize );
EXCHG( m_FileNameSize, copyitem->m_FileNameSize );
EXCHG( m_Label, copyitem->m_Label );
EXCHG( m_NbLabel, copyitem->m_NbLabel );
// Ensure sheet labels have their .m_Parent member poiuntin really on their parent, after swapping.
Hierarchical_PIN_Sheet_Struct* label = m_Label;
while( label )
{
label->m_Parent = this;
label = label->Next();
}
label = copyitem->m_Label;
while( label )
{
label->m_Parent = copyitem;
label = label->Next();
}
}
/****************************************************************/
void DrawSheetStruct::Place( WinEDA_SchematicFrame* frame, wxDC* DC )
/****************************************************************/
{
/* Placement en liste des structures si nouveau composant:*/
if( m_Flags & IS_NEW )
{
if( !frame->EditSheet( this, DC ) )
{
frame->GetScreen()->SetCurItem( NULL );
frame->DrawPanel->ManageCurseur = NULL;
frame->DrawPanel->ForceCloseManageCurseur = NULL;
RedrawOneStruct( frame->DrawPanel, DC, this, g_XorMode );
delete this;
return;
}
}
SCH_ITEM::Place( frame, DC ); //puts it on the EEDrawList.
}
/********************************************************************/
void DrawSheetStruct::CleanupSheet( WinEDA_SchematicFrame* aFrame, bool aRedraw )
/********************************************************************/
/* Delete pinsheets which are not corresponding to a hierarchal label
* if aRedraw != NULL, redraw Sheet
*/
{
Hierarchical_PIN_Sheet_Struct* Pinsheet, * NextPinsheet;
if( !IsOK( aFrame, _( "Ok to cleanup this sheet" ) ) )
return;
Pinsheet = m_Label;
while( Pinsheet )
{
/* Search Hlabel corresponding to this Pinsheet */
EDA_BaseStruct* DrawStruct = m_AssociatedScreen->EEDrawList;
SCH_HIERLABEL* HLabel = NULL;
for( ; DrawStruct != NULL; DrawStruct = DrawStruct->Pnext )
{
if( DrawStruct->Type() != TYPE_SCH_HIERLABEL )
continue;
HLabel = (SCH_HIERLABEL*) DrawStruct;
if( Pinsheet->m_Text.CmpNoCase( HLabel->m_Text ) == 0 )
break; // Found!
HLabel = NULL;
}
NextPinsheet = Pinsheet->Next();
if( HLabel == NULL ) // Hlabel not found: delete pinsheet
{
aFrame->GetScreen()->SetModify();
aFrame->DeleteSheetLabel( false, Pinsheet );
}
Pinsheet = NextPinsheet;
}
if( aRedraw )
aFrame->DrawPanel->PostDirtyRect( GetBoundingBox() );
}
/**************************************************************************************/
void DrawSheetStruct::Draw( WinEDA_DrawPanel* panel, wxDC* DC, const wxPoint& offset,
int DrawMode, int Color )
/**************************************************************************************/
/* Draw the hierarchical sheet shape */
{
Hierarchical_PIN_Sheet_Struct* SheetLabelStruct;
int txtcolor;
wxString Text;
int color;
wxPoint pos = m_Pos + offset;
int LineWidth = g_DrawMinimunLineWidth;
if( Color >= 0 )
color = Color;
else
color = ReturnLayerColor( m_Layer );
GRSetDrawMode( DC, DrawMode );
GRRect( &panel->m_ClipBox, DC, pos.x, pos.y,
pos.x + m_Size.x, pos.y + m_Size.y, LineWidth, color );
/* Draw text : SheetName */
if( Color > 0 )
txtcolor = Color;
else
txtcolor = ReturnLayerColor( LAYER_SHEETNAME );
Text = wxT( "Sheet: " ) + m_SheetName;
DrawGraphicText( panel, DC,
wxPoint( pos.x, pos.y - 8 ), txtcolor,
Text, TEXT_ORIENT_HORIZ, wxSize( m_SheetNameSize, m_SheetNameSize ),
GR_TEXT_HJUSTIFY_LEFT, GR_TEXT_VJUSTIFY_BOTTOM, LineWidth );
/* Draw text : FileName */
if( Color >= 0 )
txtcolor = Color;
else
txtcolor = ReturnLayerColor( LAYER_SHEETFILENAME );
Text = wxT( "File: " ) + m_FileName;
DrawGraphicText( panel, DC,
wxPoint( pos.x, pos.y + m_Size.y + 4 ),
txtcolor,
Text, TEXT_ORIENT_HORIZ, wxSize( m_FileNameSize, m_FileNameSize ),
GR_TEXT_HJUSTIFY_LEFT, GR_TEXT_VJUSTIFY_TOP, LineWidth );
/* Draw text : SheetLabel */
SheetLabelStruct = m_Label;
while( SheetLabelStruct != NULL )
{
if( !(SheetLabelStruct->m_Flags & IS_MOVED) )
SheetLabelStruct->Draw( panel, DC, offset, DrawMode, Color );
SheetLabelStruct = SheetLabelStruct->Next();
}
}
/*****************************************/
EDA_Rect DrawSheetStruct::GetBoundingBox()
/*****************************************/
{
int dx, dy;
// Determine length of texts
wxString Text1 = wxT( "Sheet: " ) + m_SheetName;
wxString Text2 = wxT( "File: " ) + m_FileName;
int textlen1 = 10 * Text1.Len() * m_SheetNameSize / 9;
int textlen2 = 10 * Text2.Len() * m_FileNameSize / 9;
textlen1 = MAX( textlen1, textlen2 );
dx = MAX( m_Size.x, textlen1 );
dy = m_Size.y + m_SheetNameSize + m_FileNameSize + 16;
EDA_Rect box( wxPoint( m_Pos.x, m_Pos.y - m_SheetNameSize - 8 ), wxSize( dx, dy ) );
return box;
}
/*******************************************************************/
int DrawSheetStruct::ComponentCount()
/*******************************************************************/
{
//count our own components, without the power components.
/* Routine retournant le nombre de composants dans le schema,
* powers non comprises */
int n = 0;
if( m_AssociatedScreen )
{
EDA_BaseStruct* bs;
for( bs = m_AssociatedScreen->EEDrawList; bs != NULL; bs = bs->Pnext )
{
if( bs->Type() == TYPE_SCH_COMPONENT )
{
SCH_COMPONENT* Cmp = (SCH_COMPONENT*) bs;
if( Cmp->m_Field[VALUE].m_Text.GetChar( 0 ) != '#' )
n++;
}
if( bs->Type() == DRAW_SHEET_STRUCT_TYPE )
{
DrawSheetStruct* sheet = (DrawSheetStruct*) bs;
n += sheet->ComponentCount();
}
}
}
return n;
}
/*******************************************************************************/
bool DrawSheetStruct::SearchHierarchy( wxString filename, SCH_SCREEN** screen )
/*******************************************************************************/
{
//search the existing hierarchy for an instance of screen "FileName".
if( m_AssociatedScreen )
{
EDA_BaseStruct* strct = m_AssociatedScreen->EEDrawList;
while( strct )
{
if( strct->Type() == DRAW_SHEET_STRUCT_TYPE )
{
DrawSheetStruct* ss = (DrawSheetStruct*) strct;
if( ss->m_AssociatedScreen
&& ss->m_AssociatedScreen->m_FileName.CmpNoCase( filename ) == 0 )
{
*screen = ss->m_AssociatedScreen;
return true;
}
if( ss->SearchHierarchy( filename, screen ) )
return true;
}
strct = strct->Pnext;
}
}
return false;
}
/*******************************************************************************/
bool DrawSheetStruct::LocatePathOfScreen( SCH_SCREEN* screen, DrawSheetPath* list )
/*******************************************************************************/
{
//search the existing hierarchy for an instance of screen "FileName".
//don't bother looking at the root sheet - it must be unique,
//no other references to its m_AssociatedScreen otherwise there would be loops
//in the hierarchy.
//search the existing hierarchy for an instance of screen "FileName".
if( m_AssociatedScreen )
{
list->Push( this );
if( m_AssociatedScreen == screen )
return true;
EDA_BaseStruct* strct = m_AssociatedScreen->EEDrawList;
while( strct )
{
if( strct->Type() == DRAW_SHEET_STRUCT_TYPE )
{
DrawSheetStruct* ss = (DrawSheetStruct*) strct;
if( ss->LocatePathOfScreen( screen, list ) )
return true;
}
strct = strct->Pnext;
}
list->Pop();
}
return false;
}
/*******************************************************************************/
bool DrawSheetStruct::Load( WinEDA_SchematicFrame* frame )
/*******************************************************************************/
{
bool success = true;
if( !m_AssociatedScreen )
{
SCH_SCREEN* screen = NULL;
g_RootSheet->SearchHierarchy( m_FileName, &screen );
if( screen )
{
m_AssociatedScreen = screen;
m_AssociatedScreen->m_RefCount++;
//do not need to load the sub-sheets - this has already been done.
}
else
{
m_AssociatedScreen = new SCH_SCREEN( SCHEMATIC_FRAME );
m_AssociatedScreen->m_RefCount++;
success = frame->LoadOneEEFile( m_AssociatedScreen, m_FileName );
if( success )
{
EDA_BaseStruct* bs = m_AssociatedScreen->EEDrawList;
while( bs )
{
if( bs->Type() == DRAW_SHEET_STRUCT_TYPE )
{
DrawSheetStruct* sheetstruct = (DrawSheetStruct*) bs;
if( !sheetstruct->Load( frame ) )
success = false;
}
bs = bs->Pnext;
}
}
}
}
return success;
}
/**********************************/
int DrawSheetStruct::CountSheets()
/**********************************/
{
int count = 1; //1 = this!!
if( m_AssociatedScreen )
{
EDA_BaseStruct* strct = m_AssociatedScreen->EEDrawList;
for( ; strct; strct = strct->Pnext )
{
if( strct->Type() == DRAW_SHEET_STRUCT_TYPE )
{
DrawSheetStruct* ss = (DrawSheetStruct*) strct;
count += ss->CountSheets();
}
}
}
return count;
}
/******************************************/
wxString DrawSheetStruct::GetFileName( void )
/******************************************/
{
return m_FileName;
}
/************************************************************/
void DrawSheetStruct::SetFileName( const wxString& aFilename )
/************************************************************/
{
m_FileName = aFilename;
}
/** Function ChangeFileName
* Set a new filename and manage data and associated screen
* The main difficulty is the filename change in a complex hierarchy.
* - if new filename is not already used: change to the new name (and if an existing file is found, load it on request)
* - if new filename is already used (a complex hierarchy) : reference the sheet.
*/
bool DrawSheetStruct::ChangeFileName( WinEDA_SchematicFrame* aFrame, const wxString& aFileName )
{
if( (GetFileName() == aFileName) && m_AssociatedScreen )
return true;
SCH_SCREEN* Screen_to_use = NULL;
wxString msg;
bool LoadFromFile = false;
if( g_RootSheet->SearchHierarchy( aFileName, &Screen_to_use ) ) //do we reload the data from the existing hierarchy
{
if( m_AssociatedScreen ) //upon initial load, this will be null.
{
msg.Printf( _(
"A Sub Hierarchy named %s exists, Use it (The data in this sheet will be replaced)?" ),
aFileName.GetData() );
if( !IsOK( NULL, msg ) )
{
DisplayInfo( NULL, _( "Sheet Filename Renaming Aborted" ) );
return false;
}
}
}
else if( wxFileExists( aFileName ) ) //do we reload the data from an existing file
{
msg.Printf( _(
"A file named %s exists, load it (otherwise keep current sheet data if possible)?" ),
aFileName.GetData() );
if( IsOK( NULL, msg ) )
{
LoadFromFile = true;
m_AssociatedScreen->m_RefCount--; //be careful with these
if( m_AssociatedScreen->m_RefCount == 0 )
SAFE_DELETE( m_AssociatedScreen );
m_AssociatedScreen = NULL; //will be created later
}
}
// if an associated screen exists, shared between this sheet and others sheets, what we do ?
if( m_AssociatedScreen && ( m_AssociatedScreen->m_RefCount > 1 ) )
{
msg = _( "This sheet uses shared data in a complex hierarchy" );
msg << wxT( "\n" );
msg << _(
"Do we convert it in a simple hierarchical sheet (otherwise delete current sheet data)" );
if( IsOK( NULL, msg ) )
{
LoadFromFile = true;
wxString oldfilename = m_AssociatedScreen->m_FileName;
m_AssociatedScreen->m_FileName = aFileName;
aFrame->SaveEEFile( m_AssociatedScreen, FILE_SAVE_AS );
m_AssociatedScreen->m_FileName = oldfilename;
}
m_AssociatedScreen->m_RefCount--; //be careful with these
m_AssociatedScreen = NULL; //will be created later
}
SetFileName( aFileName );
// if we use new data (from file or from internal hierarchy), delete the current sheet data
if( m_AssociatedScreen && (LoadFromFile || Screen_to_use) )
{
m_AssociatedScreen->m_RefCount--;
if( m_AssociatedScreen->m_RefCount == 0 )
SAFE_DELETE( m_AssociatedScreen );
m_AssociatedScreen = NULL; //so that we reload..
}
if( LoadFromFile )
Load( aFrame );
else if( Screen_to_use )
{
m_AssociatedScreen = Screen_to_use;
m_AssociatedScreen->m_RefCount++;
}
//just make a new screen if needed.
if( !m_AssociatedScreen )
{
m_AssociatedScreen = new SCH_SCREEN( SCHEMATIC_FRAME );
m_AssociatedScreen->m_RefCount++; //be careful with these
}
m_AssociatedScreen->m_FileName = aFileName;
return true;
}
#if defined(DEBUG)
void DrawSheetStruct::Show( int nestLevel, std::ostream& os )
{
// XML output:
wxString s = GetClass();
NestedSpace( nestLevel, os ) << '<' << s.Lower().mb_str() << ">"
<< " sheet_name=\"" << CONV_TO_UTF8( m_SheetName) << '"'
<< ">\n";
// show all the pins, and check the linked list integrity
Hierarchical_PIN_Sheet_Struct* label;
for( label = m_Label; label; label=label->Next() )
{
label->Show( nestLevel+1, os );
}
NestedSpace( nestLevel, os ) << "</" << s.Lower().mb_str() << ">\n"
<< std::flush;
}
#endif
/**********************************************/
/* class to handle a series of sheets *********/
/* a 'path' so to speak.. *********************/
/**********************************************/
DrawSheetPath::DrawSheetPath()
{
for( int i = 0; i<DSLSZ; i++ )
m_sheets[i] = NULL;
m_numSheets = 0;
}
int DrawSheetPath::Cmp( DrawSheetPath& d )
{
if( m_numSheets > d.m_numSheets )
return 1;
if( m_numSheets < d.m_numSheets )
return -1;
//otherwise, same number of sheets.
for( int i = 0; i<m_numSheets; i++ )
{
if( m_sheets[i]->m_TimeStamp > d.m_sheets[i]->m_TimeStamp )
return 1;
if( m_sheets[i]->m_TimeStamp < d.m_sheets[i]->m_TimeStamp )
return -1;
}
return 0;
}
DrawSheetStruct* DrawSheetPath::Last()
{
if( m_numSheets )
return m_sheets[m_numSheets - 1];
return NULL;
}
SCH_SCREEN* DrawSheetPath::LastScreen()
{
if( m_numSheets )
return m_sheets[m_numSheets - 1]->m_AssociatedScreen;
return NULL;
}
EDA_BaseStruct* DrawSheetPath::LastDrawList()
{
if( m_numSheets && m_sheets[m_numSheets - 1]->m_AssociatedScreen )
return m_sheets[m_numSheets - 1]->m_AssociatedScreen->EEDrawList;
return NULL;
}
void DrawSheetPath::Push( DrawSheetStruct* sheet )
{
wxASSERT( m_numSheets <= DSLSZ );
if( m_numSheets < DSLSZ )
{
m_sheets[m_numSheets] = sheet;
m_numSheets++;
}
}
DrawSheetStruct* DrawSheetPath::Pop()
{
if( m_numSheets > 0 )
{
m_numSheets--;
return m_sheets[m_numSheets];
}
return NULL;
}
wxString DrawSheetPath::Path()
{
wxString s, t;
s = wxT( "/" );
//start at 1 to avoid the root sheet,
//which does not need to be added to the path
//it's timestamp changes anyway.
for( int i = 1; i< m_numSheets; i++ )
{
t.Printf( _( "%8.8lX/" ), m_sheets[i]->m_TimeStamp );
s = s + t;
}
return s;
}
wxString DrawSheetPath::PathHumanReadable()
{
wxString s, t;
s = wxT( "/" );
//start at 1 to avoid the root sheet, as above.
for( int i = 1; i< m_numSheets; i++ )
{
s = s + m_sheets[i]->m_SheetName + wxT( "/" );
}
return s;
}
/***********************************************/
void DrawSheetPath::UpdateAllScreenReferences()
/***********************************************/
/** Function UpdateAllScreenReferences
* Update the reference and the m_Multi parameter (part selection) for all components on a screen
* depending on the actual sheet path.
* Mandatory in complex hierarchies sheets use the same screen (basic schematic)
* but with different references and part selection according to the displayed sheet
*/
{
EDA_BaseStruct* t = LastDrawList();
while( t )
{
if( t->Type() == TYPE_SCH_COMPONENT )
{
SCH_COMPONENT* component = (SCH_COMPONENT*) t;
component->m_Field[REFERENCE].m_Text = component->GetRef( this );
component->m_Multi = component->GetUnitSelection( this );
}
t = t->Pnext;
}
}
bool DrawSheetPath::operator=( const DrawSheetPath& d1 )
{
m_numSheets = d1.m_numSheets;
int i;
for( i = 0; i<m_numSheets; i++ )
{
m_sheets[i] = d1.m_sheets[i];
}
for( ; i<DSLSZ; i++ )
{
m_sheets[i] = 0;
}
return true;
}
bool DrawSheetPath::operator==( const DrawSheetPath& d1 )
{
if( m_numSheets != d1.m_numSheets )
return false;
for( int i = 0; i<m_numSheets; i++ )
{
if( m_sheets[i] != d1.m_sheets[i] )
return false;
}
return true;
}
bool DrawSheetPath::operator!=( const DrawSheetPath& d1 )
{
if( m_numSheets != d1.m_numSheets )
return true;
for( int i = 0; i<m_numSheets; i++ )
{
if( m_sheets[i] != d1.m_sheets[i] )
return true;
}
return false;
}
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