152 lines
3.8 KiB
C++
152 lines
3.8 KiB
C++
/**
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* @file busentry.cpp
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* @brief Code to handle manipulation of bus entry objects.
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*/
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#include "fctsys.h"
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#include "gr_basic.h"
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#include "class_drawpanel.h"
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#include "eeschema_id.h"
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#include "confirm.h"
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#include "wxEeschemaStruct.h"
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#include "general.h"
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#include "protos.h"
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#include "sch_bus_entry.h"
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static int s_LastShape = '\\';
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static wxPoint ItemInitialPosition;
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static void ExitBusEntry( EDA_DRAW_PANEL* Panel, wxDC* DC )
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{
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/* Exit bus entry mode. */
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SCH_BUS_ENTRY* BusEntry = (SCH_BUS_ENTRY*) Panel->GetScreen()->GetCurItem();
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if( BusEntry )
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{
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BusEntry->Draw( Panel, DC, wxPoint( 0, 0 ), g_XorMode );
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if( BusEntry->IsNew() )
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{
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delete BusEntry;
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Panel->GetScreen()->SetCurItem( NULL );
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}
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else
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{
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BusEntry->m_Pos = ItemInitialPosition;
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BusEntry->Draw( Panel, DC, wxPoint( 0, 0 ), GR_DEFAULT_DRAWMODE );
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BusEntry->m_Flags = 0;
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}
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}
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SCH_EDIT_FRAME* parent = ( SCH_EDIT_FRAME* ) Panel->GetParent();
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parent->SetRepeatItem( NULL );
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}
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static void ShowWhileMoving( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint& aPosition,
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bool aErase )
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{
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// Draws the bus entry while moving the cursor
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BASE_SCREEN* screen = aPanel->GetScreen();
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SCH_BUS_ENTRY* BusEntry = (SCH_BUS_ENTRY*) screen->GetCurItem();
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if( BusEntry == NULL )
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return;
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/* Erase the last segment position. */
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if( aErase )
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BusEntry->Draw( aPanel, aDC, wxPoint( 0, 0 ), g_XorMode );
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/* Redraw at the new position. */
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BusEntry->m_Pos = screen->GetCrossHairPosition();
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BusEntry->Draw( aPanel, aDC, wxPoint( 0, 0 ), g_XorMode );
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}
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SCH_BUS_ENTRY* SCH_EDIT_FRAME::CreateBusEntry( wxDC* DC, int entry_type )
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{
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// Create and place a new bus entry at cursor position
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SCH_BUS_ENTRY* BusEntry = new SCH_BUS_ENTRY( GetScreen()->GetCrossHairPosition(), s_LastShape,
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entry_type );
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BusEntry->m_Flags = IS_NEW;
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BusEntry->Place( this, DC );
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OnModify();
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return BusEntry;
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}
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void SCH_EDIT_FRAME::StartMoveBusEntry( SCH_BUS_ENTRY* BusEntry, wxDC* DC )
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{
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if( BusEntry == NULL )
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return;
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if( !BusEntry->IsNew() ) // not already in edit, save shape
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SetUndoItem( BusEntry );
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BusEntry->SetFlags( IS_MOVED );
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ItemInitialPosition = BusEntry->m_Pos;
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DrawPanel->CrossHairOff( DC );
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GetScreen()->SetCrossHairPosition( BusEntry->m_Pos );
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DrawPanel->MoveCursorToCrossHair();
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GetScreen()->SetCurItem( BusEntry );
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DrawPanel->m_mouseCaptureCallback = ShowWhileMoving;
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DrawPanel->m_endMouseCaptureCallback = ExitBusEntry;
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DrawPanel->CrossHairOn( DC );
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}
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/* set the shape of BusEntry (shape = / or \ )
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*/
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void SCH_EDIT_FRAME::SetBusEntryShape( wxDC* DC, SCH_BUS_ENTRY* BusEntry, int entry_shape )
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{
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if( BusEntry == NULL )
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return;
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if( BusEntry->Type() != SCH_BUS_ENTRY_T )
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{
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DisplayError( this, wxT( "SetBusEntryType: Bad StructType" ) );
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return;
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}
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/* Put old item in undo list if it is not currently in edit */
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if( BusEntry->m_Flags == 0 )
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SaveCopyInUndoList( BusEntry, UR_CHANGED );
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BusEntry->Draw( DrawPanel, DC, wxPoint( 0, 0 ), g_XorMode );
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switch( entry_shape )
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{
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case '\\':
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s_LastShape = '\\';
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BusEntry->m_Size.y = 100;
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break;
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case '/':
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s_LastShape = '/';
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BusEntry->m_Size.y = -100;
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break;
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}
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GetScreen()->TestDanglingEnds();
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BusEntry->Draw( DrawPanel, DC, wxPoint( 0, 0 ), g_XorMode );
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OnModify( );
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}
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int SCH_EDIT_FRAME::GetBusEntryShape( SCH_BUS_ENTRY* BusEntry )
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{
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int entry_shape = '\\';
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if( BusEntry->m_Size.y < 0 )
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entry_shape = '/';
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return entry_shape;
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}
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