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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
/////////////////////////////////////////////////////////////////////////////
#include "fctsys.h"
#include "gr_basic.h"
#include "common.h"
#include "class_drawpanel.h"
#include "drawtxt.h"
#include "confirm.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* aFile ) const
/***********************************************/
/** Function Save
* writes the data structures for this object out to a FILE in "*.brd" format.
* @param aFile The FILE to write to.
* @return bool - true if success writing else false.
*/
{
bool Success = true;
Hierarchical_PIN_Sheet_Struct* SheetLabel;
fprintf( aFile, "$Sheet\n" );
if( fprintf( aFile, "S %-4d %-4d %-4d %-4d\n",
m_Pos.x, m_Pos.y,
m_Size.x, m_Size.y ) == EOF )
{
Success = false;
return Success;
}
//save the unique timestamp, like other shematic parts.
if( fprintf( aFile, "U %8.8lX\n", m_TimeStamp ) == EOF )
{
Success = false; return Success;
}
/* Generation de la liste des 2 textes (sheetname et filename) */
if( !m_SheetName.IsEmpty() )
{
if( fprintf( aFile, "F0 \"%s\" %d\n", CONV_TO_UTF8( m_SheetName ),
m_SheetNameSize ) == EOF )
{
Success = false; return Success;
}
}
if( !m_FileName.IsEmpty() )
{
if( fprintf( aFile, "F1 \"%s\" %d\n", CONV_TO_UTF8( m_FileName ),
m_FileNameSize ) == EOF )
{
Success = false; return Success;
}
}
/* Generation de la liste des labels (entrees) de la sous feuille */
SheetLabel = m_Label;
int l_id = 2;
while( SheetLabel != NULL )
{
SheetLabel->m_Number = l_id;
SheetLabel->Save( aFile );
l_id++;
SheetLabel = SheetLabel->Next();
}
fprintf( aFile, "$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->SetParent( 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->SetParent( newitem );
label = label->Next();
}
while( label )
{
Slabel->SetNext( label->GenCopy() );
Slabel = Slabel->Next();
Slabel->SetParent( 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->SetParent( this );
label = label->Next();
}
label = copyitem->m_Label;
while( label )
{
label->SetParent( copyitem );
label = label->Next();
}
}
/********************************************************************/
void DrawSheetStruct::Place( WinEDA_SchematicFrame* frame, wxDC* DC )
/********************************************************************/
{
/* Placement en liste des structures si nouveau composant:*/
bool isnew = (m_Flags & IS_NEW) ? true : false;
if( isnew )
{
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.
if ( isnew )
{
frame->SetSheetNumberAndCount();
}
}
/********************************************************************/
void DrawSheetStruct::CleanupSheet( WinEDA_SchematicFrame* aFrame, bool aRedraw )
/********************************************************************/
/** Function CleanupSheet
* Delete pinsheets which are not corresponding to a hierarchal label
* @param aRedraw = true to redraw Sheet
* @param aFrame = the schematic frame
*/
{
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->Next() )
{
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* aPanel, wxDC* aDC,
const wxPoint& aOffset,
int aDrawMode, int aColor )
/**************************************************************************************/
/** Function Draw
* Draw the hierarchical sheet shape
* @param aPanel = the current DrawPanel
* @param aDc = the current Device Context
* @param aOffset = draw offset (usually wxPoint(0,0))
* @param aDrawMode = draw mode
* @param aColor = color used to draw sheet. Usually -1 to use the normal color for sheet items
*/
{
Hierarchical_PIN_Sheet_Struct* SheetLabelStruct;
int txtcolor;
wxString Text;
int color;
wxPoint pos = m_Pos + aOffset;
int LineWidth = g_DrawMinimunLineWidth;
if( aColor >= 0 )
color = aColor;
else
color = ReturnLayerColor( m_Layer );
GRSetDrawMode( aDC, aDrawMode );
GRRect( &aPanel->m_ClipBox, aDC, pos.x, pos.y,
pos.x + m_Size.x, pos.y + m_Size.y, LineWidth, color );
/* Draw text : SheetName */
if( aColor > 0 )
txtcolor = aColor;
else
txtcolor = ReturnLayerColor( LAYER_SHEETNAME );
Text = wxT( "Sheet: " ) + m_SheetName;
DrawGraphicText( aPanel, aDC,
wxPoint( pos.x, pos.y - 8 ), (EDA_Colors) txtcolor,
Text, TEXT_ORIENT_HORIZ, wxSize( m_SheetNameSize, m_SheetNameSize ),
GR_TEXT_HJUSTIFY_LEFT, GR_TEXT_VJUSTIFY_BOTTOM, LineWidth );
/* Draw text : FileName */
if( aColor >= 0 )
txtcolor = aColor;
else
txtcolor = ReturnLayerColor( LAYER_SHEETFILENAME );
Text = wxT( "File: " ) + m_FileName;
DrawGraphicText( aPanel, aDC,
wxPoint( pos.x, pos.y + m_Size.y + 4 ),
(EDA_Colors) 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( aPanel, aDC, aOffset, aDrawMode, aColor );
SheetLabelStruct = SheetLabelStruct->Next();
}
}
/*****************************************/
EDA_Rect DrawSheetStruct::GetBoundingBox()
/*****************************************/
/** Function GetBoundingBox
* @return an EDA_Rect giving the bouding box of the sheet
*/
{
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;
}
/************************************************/
bool DrawSheetStruct::HitTest( const wxPoint& aPosRef )
/************************************************/
/** Function HitTest
* @return true if the point aPosRef is within item area
* @param aPosRef = a wxPoint to test
*/
{
EDA_Rect rect = GetBoundingBox();
return rect.Inside( aPosRef );
}
/************************************/
int DrawSheetStruct::ComponentCount()
/************************************/
/** Function ComponentCount
* count our own components, without the power components.
* @return the copponent count.
*/
{
int n = 0;
if( m_AssociatedScreen )
{
EDA_BaseStruct* bs;
for( bs = m_AssociatedScreen->EEDrawList; bs != NULL; bs = bs->Next() )
{
if( bs->Type() == TYPE_SCH_COMPONENT )
{
SCH_COMPONENT* Cmp = (SCH_COMPONENT*) bs;
if( Cmp->GetField( 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 aFilename, SCH_SCREEN** aScreen )
/*******************************************************************************/
/** Function SearchHierarchy
* search the existing hierarchy for an instance of screen "FileName".
* @param aFilename = the filename to find
* @param aFilename = a location to return a pointer to the screen (if found)
* @return bool if found, and a pointer to the screen
*/
{
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( aFilename ) == 0 )
{
*aScreen = ss->m_AssociatedScreen;
return true;
}
if( ss->SearchHierarchy( aFilename, aScreen ) )
return true;
}
strct = strct->Next();
}
}
return false;
}
/*******************************************************************************/
bool DrawSheetStruct::LocatePathOfScreen( SCH_SCREEN* aScreen,
DrawSheetPath* aList )
/*******************************************************************************/
/** Function LocatePathOfScreen
* 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.
* @param aScreen = the SCH_SCREEN* screen that we search for
* @param aList = the DrawSheetPath* that must be used
* @return true if found
*/
{
if( m_AssociatedScreen )
{
aList->Push( this );
if( m_AssociatedScreen == aScreen )
return true;
EDA_BaseStruct* strct = m_AssociatedScreen->EEDrawList;
while( strct )
{
if( strct->Type() == DRAW_SHEET_STRUCT_TYPE )
{
DrawSheetStruct* ss = (DrawSheetStruct*) strct;
if( ss->LocatePathOfScreen( aScreen, aList ) )
return true;
}
strct = strct->Next();
}
aList->Pop();
}
return false;
}
/**********************************************************/
bool DrawSheetStruct::Load( WinEDA_SchematicFrame* aFrame )
/***********************************************************/
/** Function Load.
* for the sheet: load the file m_FileName
* if a screen already exists, the file is already read.
* m_AssociatedScreen point on the screen, and its m_RefCount is incremented
* else creates a new associated screen and load the data file.
* @param aFrame = a WinEDA_SchematicFrame pointer to the maim schematic frame
* @return true if OK
*/
{
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();
m_AssociatedScreen->m_RefCount++;
success = aFrame->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( aFrame ) )
success = false;
}
bs = bs->Next();
}
}
}
}
return success;
}
/**********************************/
int DrawSheetStruct::CountSheets()
/**********************************/
/** Function CountSheets
* calculates the number of sheets found in "this"
* this number includes the full subsheets count
* @return the full count of sheets+subsheets contained by "this"
*/
{
int count = 1; //1 = this!!
if( m_AssociatedScreen )
{
EDA_BaseStruct* strct = m_AssociatedScreen->EEDrawList;
for( ; strct; strct = strct->Next() )
{
if( strct->Type() == DRAW_SHEET_STRUCT_TYPE )
{
DrawSheetStruct* subsheet = (DrawSheetStruct*) strct;
count += subsheet->CountSheets();
}
}
}
return count;
}
/******************************************/
wxString DrawSheetStruct::GetFileName( void )
/******************************************/
{
return m_FileName;
}
/************************************************************************/
bool DrawSheetStruct::ChangeFileName( WinEDA_SchematicFrame* aFrame,
const wxString& 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.
* @param aFileName = the new filename
* @param aFrame = the schematic frame
*/
{
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;
if( m_AssociatedScreen ) // Can be NULL if loading a file when creating a new sheet
{
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();
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
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