/****************************************************************/ /* member functions of classes used in pcbnew (see pcbstruct.h) */ /* except for tracks (see class_track.cpp) */ /****************************************************************/ #include "fctsys.h" #include "common.h" #include "pcbnew.h" #include "class_board_design_settings.h" #include "trigo.h" #include "pcbnew_id.h" /* Default pcbnew zoom values. * Limited to 19 values to keep a decent size to menus * 15 it better but does not allow a sufficient number of values * roughtly a 1.5 progression. * The last 2 values is handy when somebody uses a library import of a module * (or foreign data) which has a bad coordinate * Also useful in Gerbview for this reason. * Zoom 5 and 10 can create artefacts when drawing (integer overflow in low level graphic functions ) */ static const int PcbZoomList[] = { 5, 10, 15, 22, 30, 45, 70, 100, 150, 220, 350, 500, 800, 1200, 2000, 3500, 5000, 10000, 20000 }; #define PCB_ZOOM_LIST_CNT ( sizeof( PcbZoomList ) / sizeof( int ) ) #define MM_TO_PCB_UNITS 10000.0 / 25.4000508001016 /* Default grid sizes for PCB editor screens. */ static GRID_TYPE PcbGridList[] = { // predefined grid list in 0.0001 inches { ID_POPUP_GRID_LEVEL_1000, wxRealPoint( 1000, 1000 ) }, { ID_POPUP_GRID_LEVEL_500, wxRealPoint( 500, 500 ) }, { ID_POPUP_GRID_LEVEL_250, wxRealPoint( 250, 250 ) }, { ID_POPUP_GRID_LEVEL_200, wxRealPoint( 200, 200 ) }, { ID_POPUP_GRID_LEVEL_100, wxRealPoint( 100, 100 ) }, { ID_POPUP_GRID_LEVEL_50, wxRealPoint( 50, 50 ) }, { ID_POPUP_GRID_LEVEL_25, wxRealPoint( 25, 25 ) }, { ID_POPUP_GRID_LEVEL_20, wxRealPoint( 20, 20 ) }, { ID_POPUP_GRID_LEVEL_10, wxRealPoint( 10, 10 ) }, { ID_POPUP_GRID_LEVEL_5, wxRealPoint( 5, 5 ) }, { ID_POPUP_GRID_LEVEL_2, wxRealPoint( 2, 2 ) }, { ID_POPUP_GRID_LEVEL_1, wxRealPoint( 1, 1 ) }, // predefined grid list in mm { ID_POPUP_GRID_LEVEL_5MM, wxRealPoint( MM_TO_PCB_UNITS * 5.0, MM_TO_PCB_UNITS * 5.0 ) }, { ID_POPUP_GRID_LEVEL_2_5MM, wxRealPoint( MM_TO_PCB_UNITS * 2.5, MM_TO_PCB_UNITS * 2.5 ) }, { ID_POPUP_GRID_LEVEL_1MM, wxRealPoint( MM_TO_PCB_UNITS, MM_TO_PCB_UNITS ) }, { ID_POPUP_GRID_LEVEL_0_5MM, wxRealPoint( MM_TO_PCB_UNITS * 0.5, MM_TO_PCB_UNITS * 0.5 ) }, { ID_POPUP_GRID_LEVEL_0_25MM, wxRealPoint( MM_TO_PCB_UNITS * 0.25, MM_TO_PCB_UNITS * 0.25 ) }, { ID_POPUP_GRID_LEVEL_0_2MM, wxRealPoint( MM_TO_PCB_UNITS * 0.2, MM_TO_PCB_UNITS * 0.2 ) }, { ID_POPUP_GRID_LEVEL_0_1MM, wxRealPoint( MM_TO_PCB_UNITS * 0.1, MM_TO_PCB_UNITS * 0.1 ) }, { ID_POPUP_GRID_LEVEL_0_0_5MM, wxRealPoint( MM_TO_PCB_UNITS * 0.05, MM_TO_PCB_UNITS * 0.05 ) }, { ID_POPUP_GRID_LEVEL_0_0_25MM, wxRealPoint( MM_TO_PCB_UNITS * 0.025, MM_TO_PCB_UNITS * 0.025 ) }, { ID_POPUP_GRID_LEVEL_0_0_1MM, wxRealPoint( MM_TO_PCB_UNITS * 0.01, MM_TO_PCB_UNITS * 0.01 ) } }; #define PCB_GRID_LIST_CNT ( sizeof( PcbGridList ) / sizeof( GRID_TYPE ) ) /*******************************************************************/ /* Class PCB_SCREEN: class to handle parametres to display a board */ /********************************************************************/ PCB_SCREEN::PCB_SCREEN() : BASE_SCREEN( TYPE_SCREEN ) { size_t i; for( i = 0; i < PCB_ZOOM_LIST_CNT; i++ ) m_ZoomList.Add( PcbZoomList[i] ); for( i = 0; i < PCB_GRID_LIST_CNT; i++ ) AddGrid( PcbGridList[i] ); SetGrid( wxRealPoint( 500, 500 ) ); /* Set the working grid size to a reasonnable value (in 1/10000 inch) */ Init(); } /***************************/ PCB_SCREEN::~PCB_SCREEN() /***************************/ { ClearUndoRedoList(); } /*************************/ void PCB_SCREEN::Init() /*************************/ { InitDatas(); m_Active_Layer = COPPER_LAYER_N; /* default active layer = bottom layer */ m_Route_Layer_TOP = CMP_N; /* default layers pair for vias (bottom to top) */ m_Route_Layer_BOTTOM = COPPER_LAYER_N; m_Zoom = 150; /* a default value for zoom */ } int PCB_SCREEN::GetInternalUnits( void ) { return PCB_INTERNAL_UNIT; } /* Return true if a microvia can be put on board * A microvia ia a small via restricted to 2 near neighbour layers * because its is hole is made by laser which can penetrate only one layer * It is mainly used to connect BGA to the first inner layer * And it is allowed from an external layer to the first inner layer */ bool PCB_SCREEN::IsMicroViaAcceptable( void ) { int copperlayercnt = g_DesignSettings.GetCopperLayerCount( ); if( !g_DesignSettings.m_MicroViasAllowed ) return false; // Obvious.. if( copperlayercnt < 4 ) return false; // Only on multilayer boards.. if( ( m_Active_Layer == COPPER_LAYER_N ) || ( m_Active_Layer == LAYER_CMP_N ) || ( m_Active_Layer == g_DesignSettings.GetCopperLayerCount( ) - 2 ) || ( m_Active_Layer == LAYER_N_2 ) ) return true; return false; } /*************************/ /* class DISPLAY_OPTIONS */ /*************************/ /* * Handle display options like enable/disable some optional drawings: */ DISPLAY_OPTIONS::DISPLAY_OPTIONS() { DisplayPadFill = FILLED; DisplayViaFill = FILLED; DisplayPadNum = true; DisplayPadNoConn = true; DisplayPadIsol = true; DisplayModEdge = true; DisplayModText = true; DisplayPcbTrackFill = true; /* false = sketch , true = filled */ ShowTrackClearanceMode = SHOW_CLEARANCE_NEW_TRACKS_AND_VIA_AREAS; m_DisplayViaMode = VIA_HOLE_NOT_SHOW; DisplayPolarCood = false; /* false = display absolute coordinates, * true = display polar cordinates */ DisplayZonesMode = 0; /* 0 = Show filled areas outlines in zones, * 1 = do not show filled areas outlines * 2 = show outlines of filled areas */ DisplayNetNamesMode = 3; /* 0 do not show netnames, * 1 show netnames on pads * 2 show netnames on tracks * 3 show netnames on tracks and pads */ Show_Modules_Cmp = true; Show_Modules_Cu = true; DisplayDrawItems = true; ContrastModeDisplay = false; }