kicad/pcbnew/controle.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2012 Jean-Pierre Charras, jean-pierre.charras@ujf-grenoble.fr
* Copyright (C) 2012 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
* Copyright (C) 2012 Wayne Stambaugh <stambaughw@verizon.net>
* Copyright (C) 1992-2012 KiCad Developers, see AUTHORS.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 pcbnew/controle.cpp
*/
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#include <fctsys.h>
#include <class_drawpanel.h>
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#include <pcb_edit_frame.h>
#include <pcbnew_id.h>
#include <class_board.h>
#include <class_module.h>
#include <class_zone.h>
#include <pcbnew.h>
#include <protos.h>
#include <collectors.h>
#include <menus_helpers.h>
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//external functions used here:
extern bool Magnetize( PCB_BASE_EDIT_FRAME* frame, int aCurrentTool,
wxSize aGridSize, wxPoint on_grid, wxPoint* curpos );
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/**
* Function AllAreModulesAndReturnSmallestIfSo
* tests that all items in the collection are MODULEs and if so, returns the
* smallest MODULE.
* @return BOARD_ITEM* - The smallest or NULL.
*/
static BOARD_ITEM* AllAreModulesAndReturnSmallestIfSo( GENERAL_COLLECTOR* aCollector )
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{
#if 0 // Dick: this is not consistent with name of this function, and does not
// work correctly using 'M' (move hotkey) when another module's (2nd module) reference
// is under a module (first module) and you want to move the reference.
// Another way to fix this would be to
// treat module text as copper layer content, and put the module text into
// the primary list. I like the coded behavior best. If it breaks something
// perhaps you need a different test before calling this function, which should
// do what its name says it does.
int count = aCollector->GetPrimaryCount(); // try to use preferred layer
if( 0 == count ) count = aCollector->GetCount();
#else
int count = aCollector->GetCount();
#endif
for( int i = 0; i<count; ++i )
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{
if( (*aCollector)[i]->Type() != PCB_MODULE_T )
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return NULL;
}
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// all are modules, now find smallest MODULE
int minDim = 0x7FFFFFFF;
int minNdx = 0;
for( int i = 0; i<count; ++i )
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{
MODULE* module = (MODULE*) (*aCollector)[i];
int lx = module->GetBoundingBox().GetWidth();
int ly = module->GetBoundingBox().GetHeight();
int lmin = std::min( lx, ly );
if( lmin < minDim )
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{
minDim = lmin;
minNdx = i;
}
}
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return (*aCollector)[minNdx];
}
BOARD_ITEM* PCB_BASE_FRAME::PcbGeneralLocateAndDisplay( int aHotKeyCode )
{
BOARD_ITEM* item;
GENERAL_COLLECTORS_GUIDE guide = GetCollectorsGuide();
auto displ_opts = (PCB_DISPLAY_OPTIONS*)( GetDisplayOptions() );
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// Assign to scanList the proper item types desired based on tool type
// or hotkey that is in play.
const KICAD_T* scanList = NULL;
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if( aHotKeyCode )
{
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// @todo: add switch here and add calls to PcbGeneralLocateAndDisplay( int aHotKeyCode )
// when searching is needed from a hotkey handler
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}
else if( GetToolId() == ID_NO_TOOL_SELECTED )
{
scanList = (displ_opts->m_DisplayZonesMode == 0) ?
GENERAL_COLLECTOR::AllBoardItems :
GENERAL_COLLECTOR::AllButZones;
}
else
{
switch( GetToolId() )
{
case ID_PCB_SHOW_1_RATSNEST_BUTT:
scanList = GENERAL_COLLECTOR::PadsOrModules;
break;
case ID_TRACK_BUTT:
scanList = GENERAL_COLLECTOR::Tracks;
break;
case ID_PCB_MODULE_BUTT:
scanList = GENERAL_COLLECTOR::Modules;
break;
case ID_PCB_ZONES_BUTT:
case ID_PCB_KEEPOUT_AREA_BUTT:
scanList = GENERAL_COLLECTOR::Zones;
break;
default:
scanList = displ_opts->m_DisplayZonesMode == 0 ?
GENERAL_COLLECTOR::AllBoardItems :
GENERAL_COLLECTOR::AllButZones;
}
}
m_Collector->Collect( m_Pcb, scanList, RefPos( true ), guide );
#if 0
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// debugging: print out the collected items, showing their priority order too.
for( int i = 0; i<m_Collector->GetCount(); ++i )
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(*m_Collector)[i]->Show( 0, std::cout );
#endif
/* Remove redundancies: sometime, legacy zones are found twice,
* because zones can be filled by overlapping segments (this is a fill option)
* Trigger the selection of the current edge for new-style zones
*/
timestamp_t timestampzone = 0;
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for( int ii = 0; ii < m_Collector->GetCount(); ii++ )
{
item = (*m_Collector)[ii];
switch( item->Type() )
{
case PCB_SEGZONE_T:
// Found a TYPE ZONE
if( item->GetTimeStamp() == timestampzone ) // Remove it, redundant, zone already found
{
m_Collector->Remove( ii );
ii--;
}
else
{
timestampzone = item->GetTimeStamp();
}
break;
case PCB_ZONE_AREA_T:
{
/* We need to do the selection now because the menu text
* depends on it */
ZONE_CONTAINER *zone = static_cast<ZONE_CONTAINER*>( item );
int accuracy = KiROUND( 5 * guide.OnePixelInIU() );
zone->SetSelectedCorner( RefPos( true ), accuracy );
}
break;
default:
break;
}
}
if( m_Collector->GetCount() <= 1 )
{
item = (*m_Collector)[0];
SetCurItem( item );
}
// If the count is 2, and first item is a pad or module text, and the 2nd item is its
// parent module:
else if( m_Collector->GetCount() == 2
&& ( (*m_Collector)[0]->Type() == PCB_PAD_T || (*m_Collector)[0]->Type() ==
PCB_MODULE_TEXT_T )
&& (*m_Collector)[1]->Type() == PCB_MODULE_T && (*m_Collector)[0]->GetParent()==
(*m_Collector)[1] )
{
item = (*m_Collector)[0];
SetCurItem( item );
}
// if all are modules, find the smallest one among the primary choices
else if( ( item = AllAreModulesAndReturnSmallestIfSo( m_Collector ) ) != NULL )
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{
SetCurItem( item );
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}
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else // we can't figure out which item user wants, do popup menu so user can choose
{
wxMenu itemMenu;
// Give a title to the selection menu. This is also a cancel menu item
AddMenuItem( &itemMenu, wxID_NONE, _( "Clarify Selection" ),
KiBitmap( info_xpm ) );
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itemMenu.AppendSeparator();
int limit = std::min( MAX_ITEMS_IN_PICKER, m_Collector->GetCount() );
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for( int i = 0; i<limit; ++i )
{
wxString text;
item = (*m_Collector)[i];
text = item->GetSelectMenuText( m_UserUnits );
BITMAP_DEF xpm = item->GetMenuImage();
AddMenuItem( &itemMenu, ID_POPUP_PCB_ITEM_SELECTION_START + i, text, KiBitmap( xpm ) );
}
/* @todo: rather than assignment to true, these should be increment and decrement
* operators throughout _everywhere_.
* That way we can handle nesting.
* But I tried that and found there cases where the assignment to true (converted to
* a m_IgnoreMouseEvents++ )
* was not balanced with the -- (now m_IgnoreMouseEvents=false), so I had to revert.
* Somebody should track down these and make them balanced.
* m_canvas->SetIgnoreMouseEvents( true );
*/
// this menu's handler is void PCB_BASE_FRAME::ProcessItemSelection()
// and it calls SetCurItem() which in turn calls DisplayInfo() on the item.
m_canvas->SetAbortRequest( true ); // changed in false if an item is selected
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PopupMenu( &itemMenu );
m_canvas->MoveCursorToCrossHair();
// The function ProcessItemSelection() has set the current item, return it.
if( m_canvas->GetAbortRequest() ) // Nothing selected
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item = NULL;
else
item = GetCurItem();
}
return item;
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}
bool PCB_EDIT_FRAME::GeneralControl( wxDC* aDC, const wxPoint& aPosition, EDA_KEY aHotKey )
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{
// Filter out the 'fake' mouse motion after a keyboard movement
if( !aHotKey && m_movingCursorWithKeyboard )
{
m_movingCursorWithKeyboard = false;
return false;
}
// when moving mouse, use the "magnetic" grid, unless the shift+ctrl keys is pressed
// for next cursor position
// ( shift or ctrl key down are PAN command with mouse wheel)
bool snapToGrid = true;
if( !aHotKey && wxGetKeyState( WXK_SHIFT ) && wxGetKeyState( WXK_CONTROL ) )
snapToGrid = false;
wxPoint oldpos = GetCrossHairPosition();
wxPoint pos = aPosition;
bool keyHandled = GeneralControlKeyMovement( aHotKey, &pos, snapToGrid );
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// Put cursor in new position, according to the zoom keys (if any).
SetCrossHairPosition( pos, snapToGrid );
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/* Put cursor on grid or a pad centre if requested. If the tool DELETE is active the
* cursor is left off grid this is better to reach items to delete off grid,
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*/
if( GetToolId() == ID_PCB_DELETE_ITEM_BUTT )
snapToGrid = false;
// Cursor is left off grid if no block in progress
if( GetScreen()->m_BlockLocate.GetState() != STATE_NO_BLOCK )
snapToGrid = true;
wxPoint curs_pos = pos;
wxRealPoint gridSize = GetScreen()->GetGridSize();
wxSize igridsize;
igridsize.x = KiROUND( gridSize.x );
igridsize.y = KiROUND( gridSize.y );
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if( Magnetize( this, GetToolId(), igridsize, curs_pos, &pos ) )
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{
SetCrossHairPosition( pos, false );
}
else
{
// If there's no intrusion and DRC is active, we pass the cursor
// "as is", and let ShowNewTrackWhenMovingCursor figure out what to do.
if( !Settings().m_legacyDrcOn || !g_CurrentTrackSegment ||
(BOARD_ITEM*)g_CurrentTrackSegment != this->GetCurItem() ||
!LocateIntrusion( m_Pcb->m_Track, g_CurrentTrackSegment,
GetScreen()->m_Active_Layer, RefPos( true ) ) )
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{
SetCrossHairPosition( curs_pos, snapToGrid );
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}
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}
RefreshCrossHair( oldpos, aPosition, aDC );
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if( aHotKey && OnHotKey( aDC, aHotKey, aPosition ) )
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{
keyHandled = true;
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}
UpdateStatusBar(); // Display new cursor coordinates
return keyHandled;
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}