コード例 #1
0
void EDA_DRAW_PANEL::DrawGridAxis( wxDC* aDC, GR_DRAWMODE aDrawMode, const wxPoint& aGridOrigin )
{
    if( !GetParent()->GetShowGridAxis() || ( !aGridOrigin.x && !aGridOrigin.y ) )
        return;

    COLOR4D color = GetParent()->GetGridColor();

    GRSetDrawMode( aDC, aDrawMode );

#if DRAW_AXIS_AS_LINES
    wxSize      pageSize = GetParent()->GetPageSizeIU();
    // Draw the Y axis
    GRLine( &m_ClipBox, aDC, aGridOrigin.x, -pageSize.y,
            aGridOrigin.x, pageSize.y, 0, color );

    // Draw the X axis
    GRLine( &m_ClipBox, aDC, -pageSize.x, aGridOrigin.y,
            pageSize.x, aGridOrigin.y, 0, color );
#else
    int radius = aDC->DeviceToLogicalXRel( AXIS_SIZE_IN_PIXELS );
    int linewidth = aDC->DeviceToLogicalXRel( 1 );

    GRSetColorPen( aDC, GetParent()->GetGridColor(), linewidth );

    GRLine( &m_ClipBox, aDC, aGridOrigin.x-radius, aGridOrigin.y-radius,
            aGridOrigin.x+radius, aGridOrigin.y+radius, 0, color );

    // Draw the X shape
    GRLine( &m_ClipBox, aDC, aGridOrigin.x+radius, aGridOrigin.y-radius,
            aGridOrigin.x-radius, aGridOrigin.y+radius, 0, color );

    GRCircle( &m_ClipBox, aDC, aGridOrigin, radius, linewidth, color );
#endif
}
コード例 #2
0
static void WinClipAndDrawLine( EDA_RECT* ClipBox, wxDC* DC, int x1, int y1, int x2, int y2,
                                EDA_COLOR_T Color, int width = 1 )
{
    GRLastMoveToX = x2;
    GRLastMoveToY = y2;

    if( ClipBox )
    {
        EDA_RECT clipbox(*ClipBox);
        clipbox.Inflate(width/2);
        if( clipLine( &clipbox, x1, y1, x2, y2 ) )
            return;
    }

    GRSetColorPen( DC, Color, width );
    DC->DrawLine( x1, y1, x2, y2 );
}
コード例 #3
0
void EDA_DRAW_PANEL::DrawAuxiliaryAxis( wxDC* aDC, GR_DRAWMODE aDrawMode )
{
    wxPoint origin = GetParent()->GetAuxOrigin();

    if( origin == wxPoint( 0, 0 ) )
        return;

    COLOR4D color = COLOR4D( RED );

    GRSetDrawMode( aDC, aDrawMode );

#if DRAW_AXIS_AS_LINES
    wxSize  pageSize = GetParent()->GetPageSizeIU();
    // Draw the Y axis
    GRLine( &m_ClipBox, aDC, origin.x, -pageSize.y,
            origin.x, pageSize.y, 0, color );

    // Draw the X axis
    GRLine( &m_ClipBox, aDC, -pageSize.x, origin.y,
            pageSize.x, origin.y, 0, color );
#else
    int radius = aDC->DeviceToLogicalXRel( AXIS_SIZE_IN_PIXELS );
    int linewidth = aDC->DeviceToLogicalXRel( 1 );

    GRSetColorPen( aDC, color, linewidth );

    GRLine( &m_ClipBox, aDC, origin.x, origin.y-radius,
            origin.x, origin.y+radius, 0, color );

    // Draw the + shape
    GRLine( &m_ClipBox, aDC, origin.x-radius, origin.y,
            origin.x+radius, origin.y, 0, color );

    GRCircle( &m_ClipBox, aDC, origin, radius, linewidth, color );
#endif
}
コード例 #4
0
void EDA_DRAW_PANEL::DrawGrid( wxDC* aDC )
{
    #define MIN_GRID_SIZE 10        // min grid size in pixels to allow drawing
    BASE_SCREEN* screen = GetScreen();
    wxRealPoint  gridSize;
    wxSize       screenSize;
    wxPoint      org;
    wxRealPoint  screenGridSize;

    /* The grid must be visible. this is possible only is grid value
     * and zoom value are sufficient
     */
    gridSize = screen->GetGridSize();
    screen->m_StartVisu = CalcUnscrolledPosition( wxPoint( 0, 0 ) );
    screenSize = GetClientSize();

    screenGridSize.x = aDC->LogicalToDeviceXRel( KiROUND( gridSize.x ) );
    screenGridSize.y = aDC->LogicalToDeviceYRel( KiROUND( gridSize.y ) );

    org = m_ClipBox.GetPosition();

    if( screenGridSize.x < MIN_GRID_SIZE || screenGridSize.y < MIN_GRID_SIZE )
    {
        screenGridSize.x *= 2.0;
        screenGridSize.y *= 2.0;
        gridSize.x *= 2.0;
        gridSize.y *= 2.0;
    }

    if( screenGridSize.x < MIN_GRID_SIZE || screenGridSize.y < MIN_GRID_SIZE )
        return;

    org = GetParent()->GetNearestGridPosition( org, &gridSize );

    // Setting the nearest grid position can select grid points outside the clip box.
    // Incrementing the start point by one grid step should prevent drawing grid points
    // outside the clip box.
    if( org.x < m_ClipBox.GetX() )
        org.x += KiROUND( gridSize.x );

    if( org.y < m_ClipBox.GetY() )
        org.y += KiROUND( gridSize.y );

    // Use a pixel based draw to display grid.  There are a lot of calls, so the cost is
    // high and grid is slowly drawn on some platforms. Another way using blit transfert was used,
    // a long time ago, but it did not give very good results.
    // The better way is highly dependent on the platform and the graphic card.
    int xpos;
    double right = ( double ) m_ClipBox.GetRight();
    double bottom = ( double ) m_ClipBox.GetBottom();

#if defined( USE_WX_GRAPHICS_CONTEXT )
    wxGCDC *gcdc = wxDynamicCast( aDC, wxGCDC );

    if( gcdc )
    {
        // Much faster grid drawing on systems using wxGraphicsContext
        wxGraphicsContext *gc = gcdc->GetGraphicsContext();

        // Grid point size
        const int gsz = 1;
        const double w = aDC->DeviceToLogicalXRel( gsz );
        const double h = aDC->DeviceToLogicalYRel( gsz );

        // Use our own pen
        wxPen pen( GetParent()->GetGridColor().ToColour(), h );
        pen.SetCap( wxCAP_BUTT );
        gc->SetPen( pen );

        // draw grid
        wxGraphicsPath path = gc->CreatePath();
        for( double x = (double) org.x - w/2.0; x <= right - w/2.0; x += gridSize.x )
        {
            for( double y = (double) org.y; y <= bottom; y += gridSize.y )
            {
                path.MoveToPoint( x, y );
                path.AddLineToPoint( x+w, y );
            }
        }
        gc->StrokePath( path );
    }
    else
#endif
    {
        GRSetColorPen( aDC, GetParent()->GetGridColor() );

        for( double x = (double) org.x; x <= right; x += gridSize.x )
        {
            xpos = KiROUND( x );

            for( double y = (double) org.y; y <= bottom; y += gridSize.y )
            {
                aDC->DrawPoint( xpos, KiROUND( y )  );
            }
        }
    }
}
コード例 #5
0
ファイル: draw_panel.cpp プロジェクト: JOE-JOE-NGIGI/kicad
void EDA_DRAW_PANEL::DrawGrid( wxDC* aDC )
{
    #define MIN_GRID_SIZE 10        // min grid size in pixels to allow drawing
    BASE_SCREEN* screen = GetScreen();
    wxRealPoint  gridSize;
    wxSize       screenSize;
    wxPoint      org;
    wxRealPoint  screenGridSize;

    /* The grid must be visible. this is possible only is grid value
     * and zoom value are sufficient
     */
    gridSize = screen->GetGridSize();
    screen->m_StartVisu = CalcUnscrolledPosition( wxPoint( 0, 0 ) );
    screenSize = GetClientSize();

    screenGridSize.x = aDC->LogicalToDeviceXRel( KiROUND( gridSize.x ) );
    screenGridSize.y = aDC->LogicalToDeviceYRel( KiROUND( gridSize.y ) );

    org = m_ClipBox.GetPosition();

    if( screenGridSize.x < MIN_GRID_SIZE || screenGridSize.y < MIN_GRID_SIZE )
    {
        screenGridSize.x *= 2.0;
        screenGridSize.y *= 2.0;
        gridSize.x *= 2.0;
        gridSize.y *= 2.0;
    }

    if( screenGridSize.x < MIN_GRID_SIZE || screenGridSize.y < MIN_GRID_SIZE )
        return;

    org = GetParent()->GetNearestGridPosition( org, &gridSize );

    // Setting the nearest grid position can select grid points outside the clip box.
    // Incrementing the start point by one grid step should prevent drawing grid points
    // outside the clip box.
    if( org.x < m_ClipBox.GetX() )
        org.x += KiROUND( gridSize.x );

    if( org.y < m_ClipBox.GetY() )
        org.y += KiROUND( gridSize.y );

#if ( defined( __WXMAC__ ) || 1 )
    // Use a pixel based draw to display grid.  There are a lot of calls, so the cost is
    // high and grid is slowly drawn on some platforms.  Please note that this should
    // always be enabled until the bitmap based solution below is fixed.
#ifndef __WXMAC__
    GRSetColorPen( aDC, GetParent()->GetGridColor() );
#else
    // On mac (Cocoa), a point isn't a pixel and being of size 1 don't survive to antialiasing
    GRSetColorPen( aDC, GetParent()->GetGridColor(), aDC->DeviceToLogicalXRel(2) );
#endif

    int xpos;
    double right = ( double ) m_ClipBox.GetRight();
    double bottom = ( double ) m_ClipBox.GetBottom();

    for( double x = (double) org.x; x <= right; x += gridSize.x )
    {
        xpos = KiROUND( x );

        for( double y = (double) org.y; y <= bottom; y += gridSize.y )
        {
            aDC->DrawPoint( xpos, KiROUND( y )  );
        }
    }
#else
    /* This is fast only if the Blit function is fast.  Not true on all platforms.
     *
     * A first grid column is drawn in a temporary bitmap, and after is duplicated using
     * the Blit function (copy from a screen area to an other screen area).
     */
    wxMemoryDC tmpDC;
    wxBitmap tmpBM( 1, aDC->LogicalToDeviceYRel( m_ClipBox.GetHeight() ) );
    tmpDC.SelectObject( tmpBM );
    tmpDC.SetLogicalFunction( wxCOPY );
    tmpDC.SetBackground( wxBrush( GetBackgroundColour() ) );
    tmpDC.Clear();
    tmpDC.SetPen( MakeColour( GetParent()->GetGridColor() ) );

    double usx, usy;
    int lox, loy, dox, doy;

    aDC->GetUserScale( &usx, &usy );
    aDC->GetLogicalOrigin( &lox, &loy );
    aDC->GetDeviceOrigin( &dox, &doy );

    // Create a dummy DC for coordinate translation because the actual DC scale and origin
    // must be reset in order to work correctly.
    wxBitmap tmpBitmap( 1, 1 );
    wxMemoryDC scaleDC( tmpBitmap );
    scaleDC.SetUserScale( usx, usy );
    scaleDC.SetLogicalOrigin( lox, loy );
    scaleDC.SetDeviceOrigin( dox, doy );

    double bottom = ( double ) m_ClipBox.GetBottom();

    // Draw a column of grid points.
    for( double y = (double) org.y; y <= bottom; y += gridSize.y )
    {
        tmpDC.DrawPoint( 0, scaleDC.LogicalToDeviceY( KiROUND( y ) ) );
    }

    // Reset the device context scale and origin and restore on exit.
    EDA_BLIT_NORMALIZER blitNorm( aDC );

    // Mask of everything but the grid points.
    tmpDC.SelectObject( wxNullBitmap );
    tmpBM.SetMask( new wxMask( tmpBM, GetBackgroundColour() ) );
    tmpDC.SelectObject( tmpBM );

    double right = m_ClipBox.GetRight();

    // Blit the column for each row of the damaged region.
    for( double x = (double) org.x; x <= right; x += gridSize.x )
    {
        aDC->Blit( scaleDC.LogicalToDeviceX( KiROUND( x ) ),
                   scaleDC.LogicalToDeviceY( m_ClipBox.GetY() ),
                   1, tmpBM.GetHeight(), &tmpDC, 0, 0, wxCOPY, true );
    }
#endif
}
コード例 #6
0
void WinEDA_DrawPanel::DrawBackGround(wxDC * DC)
/***********************************************/
/* Trace les axes X et Y et la grille
	La grille n'est affichee que si elle peut etre facilement visible
	La grille passe toujours par le centre de l'ecran
*/
{
int Color = BLUE;
BASE_SCREEN * screen = GetScreen();
int ii,jj ,xg , yg , color;
wxSize pas_grille_affichee;
bool drawgrid = FALSE;
int zoom = GetZoom();
wxSize size;
wxPoint org;
double pasx, pasy;

	color = screen->m_GridColor;
	GRSetDrawMode(DC, GR_COPY);

	/* le pas d'affichage doit etre assez grand pour avoir une grille visible */
	drawgrid = m_Parent->m_Draw_Grid;
	pas_grille_affichee = screen->GetGrid();

	ii = pas_grille_affichee.x / zoom;
	if (ii  < 5 ) { pas_grille_affichee.x *= 2 ; ii *= 2; }
	if( ii < 5 ) drawgrid = FALSE;	// grille trop petite
	ii = pas_grille_affichee.y / zoom;
	if (ii  < 5 ) { pas_grille_affichee.y *= 2 ; ii *= 2; }
	if( ii < 5 ) drawgrid = FALSE;	// grille trop petite

	GetViewStart(&org.x, &org.y);
	GetScrollPixelsPerUnit(&ii, &jj);
	org.x *= ii; org.y *= jj;
	screen->m_StartVisu = org;

	org.x *= zoom; org.y *= zoom;
	org.x += screen->m_DrawOrg.x; org.y += screen->m_DrawOrg.y;

	size = GetClientSize();
	size.x *= zoom; size.y *= zoom;
	pasx = screen->m_UserGrid.x * m_Parent->m_InternalUnits;
	pasy = screen->m_UserGrid.y * m_Parent->m_InternalUnits;
	if ( screen->m_UserGridUnit != INCHES )
	{
		pasx /= 25.4; pasy /= 25.4;
	}

	if( drawgrid)
	{
		m_Parent->PutOnGrid(&org) ;

		GRSetColorPen(DC, color );
		for ( ii = 0 ; ; ii++ )
		{
			xg = screen->m_UserGridIsON ? (int)( (ii * pasx) + 0.5)
				:ii * pas_grille_affichee.x;
			int xpos = org.x + xg;
			for ( jj = 0 ; ; jj++ )
			{
				yg = screen->m_UserGridIsON ? (int)( (jj * pasy) + 0.5)
					: jj * pas_grille_affichee.y;
				GRPutPixel(&m_ClipBox, DC, xpos, org.y + yg, color);
				if ( yg > size.y ) break;
			}
			if ( xg > size.x ) break;
		}
	}

	/* trace des axes principaux */
	if (  m_Parent->m_Draw_Axes )
	{
		/* Trace de l'axe vertical */
		GRDashedLine(&m_ClipBox, DC, 0, -screen->ReturnPageSize().y,
				0, screen->ReturnPageSize().y, Color );

		/* Trace de l'axe horizontal */
		GRDashedLine(&m_ClipBox, DC, -screen->ReturnPageSize().x, 0,
				screen->ReturnPageSize().x, 0, Color );
	}

	/* trace des axes auxiliaires */
	if ( m_Parent->m_Draw_Auxiliary_Axe)
	{
		m_Draw_Auxiliary_Axe(DC, FALSE);
	}
}