kicad/eeschema/busentry.cpp

158 lines
4.1 KiB
C++

/*****************************************************/
/* Code to handle manipulation on bus entry objects. */
/*****************************************************/
#include "fctsys.h"
#include "gr_basic.h"
#include "common.h"
#include "class_drawpanel.h"
#include "eeschema_id.h"
#include "confirm.h"
#include "class_sch_screen.h"
#include "wxEeschemaStruct.h"
#include "general.h"
#include "protos.h"
#include "sch_items.h"
static int s_LastShape = '\\';
static wxPoint ItemInitialPosition;
static void ExitBusEntry( WinEDA_DrawPanel* Panel, wxDC* DC )
{
/* Exit bus entry mode. */
SCH_BUS_ENTRY* BusEntry = (SCH_BUS_ENTRY*) Panel->GetScreen()->GetCurItem();
if( BusEntry )
{
RedrawOneStruct( Panel, DC, BusEntry, g_XorMode );
if( BusEntry->m_Flags & IS_NEW )
{
delete BusEntry;
Panel->GetScreen()->SetCurItem( NULL );
}
else
{
BusEntry->m_Pos = ItemInitialPosition;
RedrawOneStruct( Panel, DC, BusEntry, GR_DEFAULT_DRAWMODE );
BusEntry->m_Flags = 0;
}
}
g_ItemToRepeat = NULL;
Panel->ManageCurseur = NULL;
Panel->ForceCloseManageCurseur = NULL;
}
static void ShowWhileMoving( WinEDA_DrawPanel* panel, wxDC* DC, bool erase )
{
// Draws the bus entry while moving the cursor
BASE_SCREEN* screen = panel->GetScreen();
SCH_BUS_ENTRY* BusEntry = (SCH_BUS_ENTRY*) screen->GetCurItem();
if( BusEntry == NULL )
return;
/* Erase the last segment position. */
if( erase )
RedrawOneStruct( panel, DC, BusEntry, g_XorMode );
/* Redraw at the new position. */
BusEntry->m_Pos = screen->m_Curseur;
RedrawOneStruct( panel, DC, BusEntry, g_XorMode );
}
SCH_BUS_ENTRY* WinEDA_SchematicFrame::CreateBusEntry( wxDC* DC,
int entry_type )
{
// Create and place a new bus entry at cursor position
SCH_BUS_ENTRY* BusEntry = new SCH_BUS_ENTRY( GetScreen()->m_Curseur,
s_LastShape, entry_type );
BusEntry->m_Flags = IS_NEW;
BusEntry->Place( this, DC );;
OnModify( );
return BusEntry;
}
void WinEDA_SchematicFrame::StartMoveBusEntry( SCH_BUS_ENTRY* BusEntry,
wxDC* DC )
{
if( BusEntry == NULL )
return;
if( (BusEntry->m_Flags & IS_NEW) == 0 ) // not already in edit, save shape
{
delete g_ItemToUndoCopy;
g_ItemToUndoCopy = BusEntry->GenCopy();
}
BusEntry->m_Flags |= IS_MOVED;
ItemInitialPosition = BusEntry->m_Pos;
DrawPanel->CursorOff( DC );
GetScreen()->m_Curseur = BusEntry->m_Pos;
DrawPanel->MouseToCursorSchema();
GetScreen()->SetCurItem( BusEntry );
DrawPanel->ManageCurseur = ShowWhileMoving;
DrawPanel->ForceCloseManageCurseur = ExitBusEntry;
DrawPanel->CursorOn( DC );
}
/* set the shape of BusEntry (shape = / or \ )
*/
void WinEDA_SchematicFrame::SetBusEntryShape( wxDC* DC,
SCH_BUS_ENTRY* BusEntry,
int entry_shape )
{
if( BusEntry == NULL )
return;
if( BusEntry->Type() != DRAW_BUSENTRY_STRUCT_TYPE )
{
DisplayError( this, wxT( "SetBusEntryType: Bad StructType" ) );
return;
}
/* Put old item in undo list if it is not currently in edit */
if( BusEntry->m_Flags == 0 )
SaveCopyInUndoList( BusEntry, UR_CHANGED );
RedrawOneStruct( DrawPanel, DC, BusEntry, g_XorMode );
switch( entry_shape )
{
case '\\':
s_LastShape = '\\';
BusEntry->m_Size.y = 100;
break;
case '/':
s_LastShape = '/';
BusEntry->m_Size.y = -100;
break;
}
TestDanglingEnds( GetScreen()->EEDrawList, NULL );
RedrawOneStruct( DrawPanel, DC, BusEntry, g_XorMode );
OnModify( );
}
int WinEDA_SchematicFrame::GetBusEntryShape( SCH_BUS_ENTRY* BusEntry )
{
int entry_shape = '\\';
if( BusEntry->m_Size.y < 0 )
entry_shape = '/';
return entry_shape;
}