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kicad/pcbnew/controle.cpp

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/********************************************************/
/* Routines generales de gestion des commandes usuelles */
/********************************************************/
/* controle.cpp */
#include "fctsys.h"
#include "gr_basic.h"
#include "common.h"
#include "pcbnew.h"
#include "protos.h"
#include "id.h"
#include "collectors.h"
#include "bitmaps.h"
/*************************************************************************************/
static BOARD_ITEM* AllAreModulesAndReturnSmallestIfSo( GENERAL_COLLECTOR* aCollector )
/*************************************************************************************/
/**
* 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.
*/
{
int count = aCollector->GetCount();
for( int i = 0; i<count; ++i )
{
if( (*aCollector)[i]->Type() != TYPE_MODULE )
return NULL;
}
// all are modules, now find smallest MODULE
int minDim = 0x7FFFFFFF;
int minNdx = 0;
for( int i = 0; i<count; ++i )
{
MODULE* module = (MODULE*) (*aCollector)[i];
int lx = module->m_BoundaryBox.GetWidth();
int ly = module->m_BoundaryBox.GetHeight();
int lmin = MIN( lx, ly );
if( lmin <= minDim )
{
minDim = lmin;
minNdx = i;
}
}
return (*aCollector)[minNdx];
}
/****************************************************************************/
BOARD_ITEM* WinEDA_BasePcbFrame::PcbGeneralLocateAndDisplay( int aHotKeyCode )
/****************************************************************************/
{
BOARD_ITEM* item;
GENERAL_COLLECTORS_GUIDE guide = GetCollectorsGuide();
// Assign to scanList the proper item types desired based on tool type
// or hotkey that is in play.
const KICAD_T* scanList = NULL;
if( aHotKeyCode )
{
// @todo: add switch here and add calls to PcbGeneralLocateAndDisplay( int aHotKeyCode )
// when searching is needed from a hotkey handler
}
else if( m_ID_current_state == 0 )
{
switch( m_HTOOL_current_state )
{
case ID_TOOLBARH_PCB_AUTOPLACE:
scanList = GENERAL_COLLECTOR::ModuleItems;
break;
default:
scanList = DisplayOpt.DisplayZonesMode == 0 ?
GENERAL_COLLECTOR::AllBoardItems :
GENERAL_COLLECTOR::AllButZones;
break;
}
}
else
{
switch( m_ID_current_state )
{
case ID_PCB_SHOW_1_RATSNEST_BUTT:
scanList = GENERAL_COLLECTOR::PadsOrModules;
break;
case ID_TRACK_BUTT:
scanList = GENERAL_COLLECTOR::Tracks;
break;
case ID_COMPONENT_BUTT:
scanList = GENERAL_COLLECTOR::ModuleItems;
break;
default:
scanList = DisplayOpt.DisplayZonesMode == 0 ?
GENERAL_COLLECTOR::AllBoardItems :
GENERAL_COLLECTOR::AllButZones;
}
}
m_Collector->Collect( m_Pcb, scanList, GetScreen()->RefPos( true ), guide );
#if 0
// debugging: print out the collected items, showing their priority order too.
for( int i = 0; i<m_Collector->GetCount(); ++i )
(*m_Collector)[i]->Show( 0, std::cout );
#endif
/* Remove redundancies: most of time, zones are found twice,
* because zones are filled twice ( once by by horizontal and once by vertical segments )
*/
unsigned long timestampzone = 0;
for( int ii = 0; ii < m_Collector->GetCount(); ii++ )
{
item = (*m_Collector)[ii];
if( item->Type() != TYPE_ZONE )
continue;
/* Found a TYPE ZONE */
if( item->m_TimeStamp == timestampzone ) // Remove it, redundant, zone already found
{
m_Collector->Remove( ii );
ii--;
}
else
timestampzone = item->m_TimeStamp;
}
if( m_Collector->GetCount() <= 1 )
{
item = (*m_Collector)[0];
SetCurItem( item );
}
// If the count is 2, and first item is a pad or moduletext, and the 2nd item is its parent module:
else if( m_Collector->GetCount() == 2
&& ( (*m_Collector)[0]->Type() == TYPE_PAD || (*m_Collector)[0]->Type() ==
TYPE_TEXTE_MODULE )
&& (*m_Collector)[1]->Type() == TYPE_MODULE && (*m_Collector)[0]->GetParent()==
(*m_Collector)[1] )
{
item = (*m_Collector)[0];
SetCurItem( item );
}
// if all are modules, find the smallest one amoung the primary choices
else if( ( item = AllAreModulesAndReturnSmallestIfSo( m_Collector ) ) != NULL )
{
SetCurItem( item );
}
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 */
wxMenuItem * item_title = new wxMenuItem(&itemMenu, -1, _( "Selection Clarification" ) );
#ifdef __WINDOWS__
wxFont bold_font(*wxNORMAL_FONT);
bold_font.SetWeight(wxFONTWEIGHT_BOLD);
bold_font.SetStyle( wxFONTSTYLE_ITALIC);
item_title->SetFont(bold_font);
#endif
itemMenu.Append(item_title);
itemMenu.AppendSeparator();
int limit = MIN( MAX_ITEMS_IN_PICKER, m_Collector->GetCount() );
for( int i = 0; i<limit; ++i )
{
wxString text;
const char** xpm;
item = (*m_Collector)[i];
text = item->MenuText( m_Pcb );
xpm = item->MenuIcon();
ADD_MENUITEM( &itemMenu, ID_POPUP_PCB_ITEM_SELECTION_START + i, text, 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.
* DrawPanel->m_IgnoreMouseEvents = TRUE;
*/
// this menu's handler is void WinEDA_BasePcbFrame::ProcessItemSelection()
// and it calls SetCurItem() which in turn calls Display_Infos() on the item.
DrawPanel->m_AbortRequest = true; // changed in false if an item
PopupMenu( &itemMenu ); // m_AbortRequest = false if an item is selected
DrawPanel->MouseToCursorSchema();
// DrawPanel->m_IgnoreMouseEvents = FALSE;
// The function ProcessItemSelection() has set the current item, return it.
item = GetCurItem();
}
return item;
}
/**
* Function Join
* finds the point where line segment (b1,b0) intersects with segment (a1,a0).
* If that point would be outside of (a0,a1), the respective endpoint is used.
* Join returns the point in "res" and "true" if a suitable point was found,
* "false" if both lines are parallel or if the length of either segment is zero.
*/
static bool Join( wxPoint* res, wxPoint a0, wxPoint a1, wxPoint b0, wxPoint b1 )
{
/* References:
http://local.wasp.uwa.edu.au/~pbourke/geometry/lineline2d/
http://www.gekkou.co.uk/blogs/monologues/2007/12/13/1197586800000.html
*/
double denom;
double t;
// if either segment is zero length
if( a1.x==a0.x && a1.y==a0.y )
return false;
if( b1.x==b0.x && b1.y==b0.y )
return false;
a1 -= a0;
b1 -= b0;
b0 -= a0;
denom = (double) b1.y * a1.x - (double) b1.x * a1.y;
if( !denom )
{
return false; // parallel
}
t = ((double) b1.y * b0.x - (double) b1.x * b0.y ) / denom;
t = min( max( t, 0.0 ), 1.0 );
res->x = (int) round( a0.x + t * a1.x );
res->y = (int) round( a0.y + t * a1.y );
return true;
}
/*
* "Project" finds the projection of a grid point on a track. This is the point
* from where we want to draw new orthogonal tracks when starting on a track.
*/
bool Project( wxPoint* res, wxPoint on_grid, const TRACK* track )
{
if( track->m_Start == track->m_End )
return false;
wxPoint vec = track->m_End - track->m_Start;
double t = double( on_grid.x - track->m_Start.x ) * vec.x +
double( on_grid.y - track->m_Start.y ) * vec.y;
t /= (double) vec.x * vec.x + (double) vec.y * vec.y;
t = min( max( t, 0.0 ), 1.0 );
res->x = (int) round( track->m_Start.x + t * vec.x );
res->y = (int) round( track->m_Start.y + t * vec.y );
return true;
}
/**
* Function Magnetize
* tests to see if there are any magnetic items within near reach of the given
* "curpos". If yes, then curpos is adjusted appropriately according to that
* near magnetic item and true is returned.
* @param curpos The initial position, and what to adjust if a change is needed.
* @return bool - true if the position was adjusted magnetically, else false.
*/
static bool Magnetize( BOARD* m_Pcb, WinEDA_PcbFrame* frame,
int aCurrentTool, wxSize grid, wxPoint on_grid, wxPoint* curpos )
{
bool doCheckNet = g_MagneticPadOption != capture_always && Drc_On;
bool doTrack = false;
bool doPad = false;
bool amMovingVia = false;
TRACK* currTrack = g_CurrentTrackSegment;
BOARD_ITEM* currItem = frame->GetCurItem();
// D( printf( "currTrack=%p currItem=%p currTrack->Type()=%d currItem->Type()=%d\n", currTrack, currItem, currTrack ? currTrack->Type() : 0, currItem ? currItem->Type() : 0 ); )
if( !currTrack && currItem && currItem->Type()==TYPE_VIA && currItem->m_Flags )
{
// moving a VIA
currTrack = (TRACK*) currItem;
amMovingVia = true;
return false; // comment this return out and play with it.
}
else if( currItem != currTrack )
{
currTrack = NULL;
}
if( g_MagneticPadOption == capture_always )
doPad = true;
if( g_MagneticTrackOption == capture_always )
doTrack = true;
if( aCurrentTool == ID_TRACK_BUTT || amMovingVia )
{
int q = capture_cursor_in_track_tool;
if( g_MagneticPadOption == q )
doPad = true;
if( g_MagneticTrackOption == q )
doTrack = true;
}
// D(printf("doPad=%d doTrack=%d aCurrentTool=%d amMovingVia=%d\n", doPad, doTrack, aCurrentTool, amMovingVia );)
// The search precedence order is pads, then tracks/vias
if( doPad )
{
D_PAD* pad = Locate_Any_Pad( m_Pcb, CURSEUR_OFF_GRILLE, TRUE );
if( pad )
{
if( doCheckNet && currTrack && currTrack->GetNet() != pad->GetNet() )
return false;
*curpos = pad->m_Pos;
return true;
}
}
// after pads, only track & via tests remain, skip them if not desired
if( doTrack )
{
int layer = ( (PCB_SCREEN*) ActiveScreen )->m_Active_Layer;
for( TRACK* via = m_Pcb->m_Track;
via && (via = Locate_Via_Area( via, *curpos, layer )) != NULL;
via = via->Next() )
{
if( via != currTrack ) // a via cannot influence itself
{
if( !doCheckNet || !currTrack || currTrack->GetNet() == via->GetNet() )
{
*curpos = via->m_Start;
// D(printf("via hit\n");)
return true;
}
}
else
{
//D( printf( "skipping self\n" ); )
}
}
if( !currTrack )
{
int layer_mask = g_TabOneLayerMask[layer];
TRACK* track = Locate_Pistes( m_Pcb->m_Track, layer_mask, CURSEUR_OFF_GRILLE );
if( !track || track->Type() != TYPE_TRACK )
{
// D(printf("!currTrack and track=%p not found, layer_mask=0x%X\n", track, layer_mask );)
return false;
}
// D( printf( "Project\n" ); )
return Project( curpos, on_grid, track );
}
/*
* In two segment mode, ignore the final segment if it's inside a grid
* square.
*/
if( !amMovingVia && currTrack && g_TwoSegmentTrackBuild && currTrack->Back()
&& currTrack->m_Start.x - grid.x < currTrack->m_End.x
&& currTrack->m_Start.x + grid.x > currTrack->m_End.x
&& currTrack->m_Start.y - grid.y < currTrack->m_End.y
&& currTrack->m_Start.y + grid.y > currTrack->m_End.y )
{
currTrack = currTrack->Back();
}
for( TRACK* track = m_Pcb->m_Track; track; track = track->Next() )
{
if( track->Type() != TYPE_TRACK )
continue;
if( doCheckNet && currTrack && currTrack->GetNet() != track->GetNet() )
continue;
if( g_DesignSettings.m_LayerColor[track->GetLayer()] & ITEM_NOT_SHOW )
continue;
// omit the layer check if moving a via
if( !amMovingVia && !track->IsOnLayer( layer ) )
continue;
if( !track->HitTest( *curpos ) )
continue;
D(printf( "have track prospect\n");)
if( Join( curpos, track->m_Start, track->m_End, currTrack->m_Start, currTrack->m_End ) )
{
// D(printf( "join currTrack->Type()=%d\n", currTrack->Type() );)
return true;
}
if( aCurrentTool == ID_TRACK_BUTT || amMovingVia )
{
// At this point we have a drawing mouse on a track, we are drawing
// a new track and that new track is parallel to the track the
// mouse is on. Find the nearest end point of the track under mouse
// to the mouse and return that.
double distStart = hypot( double( curpos->x - track->m_Start.x ),
double( curpos->y - track->m_Start.y ));
double distEnd = hypot( double( curpos->x - track->m_End.x ),
double( curpos->y - track->m_End.y ));
// if track not via, or if its a via dragging but not with its adjacent track
if( currTrack->Type() != TYPE_VIA
|| ( currTrack->m_Start != track->m_Start && currTrack->m_Start != track->m_End ))
{
if( distStart <= currTrack->m_Width/2 )
{
// D(printf("nearest end is start\n");)
*curpos = track->m_Start;
return true;
}
if( distEnd <= currTrack->m_Width/2 )
{
// D(printf("nearest end is end\n");)
*curpos = track->m_End;
return true;
}
// @todo otherwise confine curpos such that it stays centered
// within "track"
}
}
}
}
return false;
}
/****************************************************************/
void WinEDA_BasePcbFrame::GeneralControle( wxDC* DC, wxPoint Mouse )
/*****************************************************************/
{
wxSize delta;
int zoom = GetScreen()->GetZoom();
wxPoint curpos, oldpos;
int hotkey = 0;
ActiveScreen = GetScreen();
// Save the board after the time out :
int CurrentTime = time( NULL );
if( !GetScreen()->IsModify() || GetScreen()->IsSave() )
{
/* If no change, reset the time out */
g_SaveTime = CurrentTime;
}
if( (CurrentTime - g_SaveTime) > g_TimeOut )
{
wxString tmpFileName = GetScreen()->m_FileName;
wxString filename = g_SaveFileName + PcbExtBuffer;
bool flgmodify = GetScreen()->IsModify();
( (WinEDA_PcbFrame*) this )->SavePcbFile( filename );
if( flgmodify ) // Set the flags m_Modify cleared by SavePcbFile()
{
GetScreen()->SetModify();
GetScreen()->SetSave(); // Set the flags m_FlagSave cleared by SetModify()
}
GetScreen()->m_FileName = tmpFileName;
SetTitle( GetScreen()->m_FileName );
}
curpos = DrawPanel->CursorRealPosition( Mouse );
oldpos = GetScreen()->m_Curseur;
delta.x = (int) round( (double) GetScreen()->GetGrid().x / zoom );
delta.y = (int) round( (double) GetScreen()->GetGrid().y / zoom );
if( delta.x <= 0 )
delta.x = 1;
if( delta.y <= 0 )
delta.y = 1;
switch( g_KeyPressed )
{
case WXK_NUMPAD8: /* Deplacement curseur vers le haut */
case WXK_UP:
Mouse.y -= delta.y;
DrawPanel->MouseTo( Mouse );
break;
case WXK_NUMPAD2: /* Deplacement curseur vers le bas */
case WXK_DOWN:
Mouse.y += delta.y;
DrawPanel->MouseTo( Mouse );
break;
case WXK_NUMPAD4: /* Deplacement curseur vers la gauche */
case WXK_LEFT:
Mouse.x -= delta.x;
DrawPanel->MouseTo( Mouse );
break;
case WXK_NUMPAD6: /* Deplacement curseur vers la droite */
case WXK_RIGHT:
Mouse.x += delta.x;
DrawPanel->MouseTo( Mouse );
break;
default:
hotkey = g_KeyPressed;
break;
}
/* Put cursor in new position, according to the zoom keys (if any) */
GetScreen()->m_Curseur = curpos;
/* Put cursor on grid or a pad centre if requested
* But if the tool DELETE is active the cursor is left off grid
* this is better to reach items to delete off grid
*/
bool keep_on_grid = TRUE;
if( m_ID_current_state == ID_PCB_DELETE_ITEM_BUTT )
keep_on_grid = FALSE;
/* Cursor is left off grid if no block in progress and no moving object */
if( GetScreen()->BlockLocate.m_State != STATE_NO_BLOCK )
keep_on_grid = TRUE;
EDA_BaseStruct* DrawStruct = GetScreen()->GetCurItem();
if( DrawStruct && DrawStruct->m_Flags )
keep_on_grid = TRUE;
if( keep_on_grid )
{
wxPoint on_grid = curpos;
PutOnGrid( &on_grid );
if( Magnetize(m_Pcb, (WinEDA_PcbFrame *) this, m_ID_current_state,
GetScreen()->GetGrid(), on_grid, &curpos) )
{
GetScreen()->m_Curseur = curpos;
}
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( !Drc_On || !g_CurrentTrackSegment
|| g_CurrentTrackSegment != this->GetCurItem()
|| !LocateIntrusion( m_Pcb->m_Track, g_CurrentTrackSegment->GetNet(),
g_CurrentTrackSegment->m_Width ) )
{
GetScreen()->m_Curseur = on_grid;
}
}
}
if( oldpos != GetScreen()->m_Curseur )
{
curpos = GetScreen()->m_Curseur;
GetScreen()->m_Curseur = oldpos;
DrawPanel->CursorOff( DC );
GetScreen()->m_Curseur = curpos;
DrawPanel->CursorOn( DC );
if( DrawPanel->ManageCurseur )
{
DrawPanel->ManageCurseur( DrawPanel, DC, TRUE );
}
}
if( hotkey )
{
OnHotKey( DC, hotkey, NULL );
}
if( GetScreen()->IsRefreshReq() )
{
RedrawActiveWindow( DC, TRUE );
}
SetToolbars();
Affiche_Status_Box(); /* Display new cursor coordinates */
}
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