391 lines
13 KiB
C++
391 lines
13 KiB
C++
/****************/
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/* tracepcb.cpp */
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/****************/
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/*
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* Redraw the screen.
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*/
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#include "fctsys.h"
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#include "gr_basic.h"
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#include "common.h"
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#include "class_drawpanel.h"
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#include "drawtxt.h"
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#include "gerbview.h"
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#include "class_board_design_settings.h"
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#include "colors_selection.h"
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#include "class_gerber_draw_item.h"
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#include "class_GERBER.h"
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#ifdef __WINDOWS__
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// Blit function seems have problems when scale != 1 and/or offsets
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#define AVOID_BLIT_SCALE_BUG true
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#else
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#define AVOID_BLIT_SCALE_BUG false // not needed on Linux
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#endif
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/**
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* Function PrintPage (virtual)
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* Used to print the board (on printer, or when creating SVF files).
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* Print the board, but only layers allowed by aPrintMaskLayer
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* @param aDC = the print device context
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* @param aPrintMasklayer = a 32 bits mask: bit n = 1 -> layer n is printed
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* @param aPrintMirrorMode = true to plot mirrored
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* @param aData = a pointer to an optional data (not used here: can be NULL)
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*/
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void WinEDA_GerberFrame::PrintPage( wxDC* aDC, int aPrintMasklayer,
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bool aPrintMirrorMode, void* aData )
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{
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// Save current draw options, because print mode has specfic options:
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int DisplayPolygonsModeImg = g_DisplayPolygonsModeSketch;
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int visiblemask = GetBoard()->GetVisibleLayers();
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DISPLAY_OPTIONS save_opt = DisplayOpt;
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// Set draw options for printing:
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GetBoard()->SetVisibleLayers( aPrintMasklayer );
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DisplayOpt.DisplayPcbTrackFill = FILLED;
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DisplayOpt.DisplayDrawItems = FILLED;
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DisplayOpt.DisplayZonesMode = 0;
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g_DisplayPolygonsModeSketch = 0;
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DrawPanel->m_PrintIsMirrored = aPrintMirrorMode;
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GetBoard()->Draw( DrawPanel, aDC, -1, wxPoint( 0, 0 ) );
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DrawPanel->m_PrintIsMirrored = false;
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// Restore draw options:
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GetBoard()->SetVisibleLayers( visiblemask );
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DisplayOpt = save_opt;
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g_DisplayPolygonsModeSketch = DisplayPolygonsModeImg;
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}
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/*******************************************************************/
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void WinEDA_GerberFrame::RedrawActiveWindow( wxDC* DC, bool EraseBg )
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/*******************************************************************/
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/* Redraws the full screen, including axis and grid
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*/
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{
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PCB_SCREEN* screen = (PCB_SCREEN*) GetScreen();
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if( !GetBoard() )
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return;
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wxBusyCursor dummy;
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GRSetDrawMode( DC, GR_COPY );
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int drawMode = -1;
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switch ( GetDisplayMode() )
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{
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default:
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case 0:
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break;
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case 1:
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drawMode = GR_COPY;
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break;
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case 2:
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drawMode = GR_OR;
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break;
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}
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GetBoard()->Draw( DrawPanel, DC,
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drawMode, // this needs to be GR_COPY or GR_OR, set from a toggle button.
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wxPoint( 0, 0 ) );
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// Draw the "background" now, i.e. grid and axis after gerber layers
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// because most of time the actual background is erased by succesive drawings of each gerber
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// layer mainly in COPY mode
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DrawPanel->DrawBackGround( DC );
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if( IsElementVisible( DCODES_VISIBLE ) )
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DrawItemsDCodeID( DC, GR_COPY );
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TraceWorkSheet( DC, screen, 0 );
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if( DrawPanel->ManageCurseur )
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DrawPanel->ManageCurseur( DrawPanel, DC, wxDefaultPosition, false );
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DrawPanel->DrawCursor( DC );
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// Display the filename and the layer name (found in the gerber files, if any)
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// relative to the active layer
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UpdateTitleAndInfo();
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}
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/*
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* Redraw All gerbview layers, using a buffered mode or not
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*/
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void BOARD::Draw( EDA_DRAW_PANEL* aPanel, wxDC* aDC, int aDrawMode, const wxPoint& aOffset )
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{
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// Because Images can be negative (i.e with background filled in color) items are drawn
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// graphic layer per graphic layer, after the background is filled
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wxColour bgColor = MakeColour( g_DrawBgColor );
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wxBrush bgBrush( bgColor, wxSOLID );
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int bitmapWidth, bitmapHeight;
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wxDC* plotDC = aDC;
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#if AVOID_BLIT_SCALE_BUG
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// Blit function used below seems to work OK only with scale = 1 and no offsets
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// at least under Windows
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// Store device context scale and origins:
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double dc_scalex, dc_scaley;
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wxPoint dev_org;
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wxPoint logical_org;
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aDC->GetDeviceOrigin( &dev_org.x, &dev_org.y );
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aDC->GetLogicalOrigin( &logical_org.x, &logical_org.y );
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aDC->GetUserScale( &dc_scalex, &dc_scaley );
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if( aDrawMode != -1 )
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{
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aDC->SetUserScale( 1.0, 1.0 );
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aDC->SetDeviceOrigin( 0, 0 );
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aDC->SetLogicalOrigin( 0, 0 );
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}
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#endif
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aPanel->GetClientSize( &bitmapWidth, &bitmapHeight );
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wxBitmap* layerBitmap = NULL;
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wxBitmap* screenBitmap = NULL;
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wxMemoryDC layerDC; // used sequentially for each gerber layer
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wxMemoryDC screenDC;
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if( aDrawMode != -1 )
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{
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layerBitmap = new wxBitmap( bitmapWidth, bitmapHeight );
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screenBitmap = new wxBitmap( bitmapWidth, bitmapHeight );
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layerDC.SelectObject( *layerBitmap );
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layerDC.SetBackground( bgBrush );
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layerDC.Clear();
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screenDC.SelectObject( *screenBitmap );
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screenDC.SetBackground( bgBrush );
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screenDC.Clear();
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aPanel->DoPrepareDC(layerDC);
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aPanel->DrawBackGround( &layerDC );
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plotDC = &layerDC;
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}
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bool doBlit = false; // this flag requests an image transfert to actual screen when true.
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for( int layer = 0; layer < 32; layer++ )
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{
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if( !GetBoard()->IsLayerVisible( layer ) )
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continue;
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GERBER_IMAGE* gerber = g_GERBER_List[layer];
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if( gerber == NULL ) // Graphic layer not yet used
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continue;
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if( aDrawMode != -1 )
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{
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// Draw each layer into a bitmap first. Negative Gerber
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// layers are drawn in background color.
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if( gerber->HasNegativeItems() )
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{
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if( doBlit )
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{
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#if AVOID_BLIT_SCALE_BUG
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layerDC.SetUserScale( 1.0, 1.0 );
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layerDC.SetDeviceOrigin( 0, 0 );
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layerDC.SetLogicalOrigin( 0, 0 );
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#endif
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if( aDrawMode == GR_COPY )
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{
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// Use the layer bitmap itself as a mask when blitting.
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// The bitmap cannot be referenced by a device context
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// when setting the mask.
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layerDC.SelectObject( wxNullBitmap );
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layerBitmap->SetMask( new wxMask( *layerBitmap, bgColor ) );
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layerDC.SelectObject( *layerBitmap );
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screenDC.Blit( 0, 0, bitmapWidth, bitmapHeight, &layerDC, 0, 0, wxCOPY, true );
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}
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else if( aDrawMode == GR_OR )
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{
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// On Linux with a large screen, this version is much faster and without flicker,
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// but gives a PCBNEW look where layer colors blend together. Plus it works
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// only because the background color is black. But it may be more useable for some.
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// The difference is due in part because of the cpu cycles needed to create the
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// monochromatic bitmap above, and the extra time needed to do bit indexing
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// into the monochromatic bitmap on the blit above.
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screenDC.Blit( 0, 0, bitmapWidth, bitmapHeight, &layerDC, 0, 0, wxOR );
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}
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}
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doBlit = false;
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layerDC.Clear();
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}
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}
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#if AVOID_BLIT_SCALE_BUG
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layerDC.SetUserScale( dc_scalex, dc_scaley );
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layerDC.SetDeviceOrigin( dev_org.x, dev_org.y );
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layerDC.SetLogicalOrigin( logical_org.x, logical_org.y );
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#endif
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if( gerber->m_ImageNegative )
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{
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// Draw background negative (i.e. in graphic layer color) for negative images.
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int color = GetBoard()->GetLayerColor( layer );
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GRSetDrawMode( &layerDC, GR_COPY );
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EDA_Rect* cbox = &aPanel->m_ClipBox;
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GRSFilledRect( cbox, plotDC, cbox->GetX(), cbox->GetY(),
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cbox->GetRight(), cbox->GetBottom(),
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0, color, color );
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GRSetDrawMode( plotDC, GR_COPY );
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doBlit = true;
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}
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int dcode_highlight = 0;
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if( layer == m_PcbFrame->GetScreen()->m_Active_Layer )
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dcode_highlight = gerber->m_Selected_Tool;
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int layerdrawMode = GR_COPY;
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if( aDrawMode == GR_OR && !gerber->HasNegativeItems() )
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layerdrawMode = GR_OR;
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for( BOARD_ITEM* item = GetBoard()->m_Drawings; item; item = item->Next() )
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{
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GERBER_DRAW_ITEM* gerb_item = (GERBER_DRAW_ITEM*) item;
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if( gerb_item->GetLayer() != layer )
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continue;
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int drawMode = layerdrawMode;
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if( dcode_highlight && dcode_highlight == gerb_item->m_DCode )
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drawMode |= GR_SURBRILL;
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gerb_item->Draw( aPanel, plotDC, drawMode );
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doBlit = true;
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}
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}
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if( doBlit && aDrawMode != -1 ) // Blit is used only if aDrawMode >= 0
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{
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// this is the last transfert to screenDC
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// If there are no negative items, this is the only one
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#if AVOID_BLIT_SCALE_BUG
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if( aDrawMode != -1 )
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{
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layerDC.SetUserScale( 1.0, 1.0 );
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layerDC.SetDeviceOrigin( 0, 0 );
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layerDC.SetLogicalOrigin( 0, 0 );
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}
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#endif
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if( aDrawMode == GR_COPY )
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{
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layerDC.SelectObject( wxNullBitmap );
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layerBitmap->SetMask( new wxMask( *layerBitmap, bgColor ) );
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layerDC.SelectObject( *layerBitmap );
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screenDC.Blit( 0, 0, bitmapWidth, bitmapHeight, &layerDC, 0, 0, wxCOPY, true );
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}
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else if( aDrawMode == GR_OR )
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screenDC.Blit( 0, 0, bitmapWidth, bitmapHeight, &layerDC, 0, 0, wxOR, false );
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}
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if( aDrawMode != -1 )
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{
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aDC->Blit( 0, 0, bitmapWidth, bitmapHeight, &screenDC, 0, 0, wxCOPY );
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#if AVOID_BLIT_SCALE_BUG
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// Restore scale and offsets values:
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aDC->SetUserScale( dc_scalex, dc_scaley );
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aDC->SetDeviceOrigin( dev_org.x, dev_org.y );
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aDC->SetLogicalOrigin( logical_org.x, logical_org.y );
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#endif
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delete layerBitmap;
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delete screenBitmap;
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}
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m_PcbFrame->GetScreen()->ClrRefreshReq();
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}
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/* Function DrawItemsDCodeID
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* Draw the DCode value (if exists) corresponding to gerber item
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* Polygons do not have a DCode
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*/
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void WinEDA_GerberFrame::DrawItemsDCodeID( wxDC* aDC, int aDrawMode )
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{
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wxPoint pos;
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int width, orient;
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wxString Line;
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GRSetDrawMode( aDC, aDrawMode );
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BOARD_ITEM* item = GetBoard()->m_Drawings;
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for( ; item != NULL; item = item->Next() )
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{
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GERBER_DRAW_ITEM* gerb_item = (GERBER_DRAW_ITEM*) item;
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if( GetBoard()->IsLayerVisible( gerb_item->GetLayer() ) == false )
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continue;
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if( gerb_item->m_DCode <= 0 )
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continue;
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if( gerb_item->m_Flashed || gerb_item->m_Shape == GBR_ARC )
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pos = gerb_item->m_Start;
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else
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{
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pos.x = (gerb_item->m_Start.x + gerb_item->m_End.x) / 2;
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pos.y = (gerb_item->m_Start.y + gerb_item->m_End.y) / 2;
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}
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pos = gerb_item->GetABPosition( pos );
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Line.Printf( wxT( "D%d" ), gerb_item->m_DCode );
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if( gerb_item->GetDcodeDescr() )
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width = gerb_item->GetDcodeDescr()->GetShapeDim( gerb_item );
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else
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width = MIN( gerb_item->m_Size.x, gerb_item->m_Size.y );
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orient = TEXT_ORIENT_HORIZ;
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if( gerb_item->m_Flashed )
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{
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// A reasonnable size for text is width/3 because most of time this text has 3 chars.
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width /= 3;
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}
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else // this item is a line
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{
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wxPoint delta = gerb_item->m_Start - gerb_item->m_End;
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if( abs( delta.x ) < abs( delta.y ) )
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orient = TEXT_ORIENT_VERT;
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// A reasonnable size for text is width/2 because text needs margin below and above it.
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// a margin = width/4 seems good
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width /= 2;
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}
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int color = g_ColorsSettings.GetItemColor( DCODES_VISIBLE );
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DrawGraphicText( DrawPanel, aDC,
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pos, (EDA_Colors) color, Line,
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orient, wxSize( width, width ),
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GR_TEXT_HJUSTIFY_CENTER, GR_TEXT_VJUSTIFY_CENTER,
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0, false, false );
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}
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}
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/* Virtual fonction needed by the PCB_SCREEN class derived from BASE_SCREEN
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* this is a virtual pure function in BASE_SCREEN
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* do nothing in gerbview
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* could be removed later
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*/
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void PCB_SCREEN::ClearUndoORRedoList( UNDO_REDO_CONTAINER&, int )
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{
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}
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