void HPGL_PLOTTER::SetViewport( const wxPoint& aOffset, double aIusPerDecimil,
double aScale, bool aMirror )
{
plotOffset = aOffset;
plotScale = aScale;
m_IUsPerDecimil = aIusPerDecimil;
iuPerDeviceUnit = PLUsPERDECIMIL / aIusPerDecimil;
/* Compute the paper size in IUs */
paperSize = pageInfo.GetSizeMils();
paperSize.x *= 10.0 * aIusPerDecimil;
paperSize.y *= 10.0 * aIusPerDecimil;
SetDefaultLineWidth( 0 ); // HPGL has pen sizes instead
m_plotMirror = aMirror;
}
void PS_PLOTTER::SetViewport( const wxPoint& aOffset, double aIusPerDecimil,
double aScale, bool aMirror )
{
wxASSERT( !outputFile );
m_plotMirror = aMirror;
plotOffset = aOffset;
plotScale = aScale;
m_IUsPerDecimil = aIusPerDecimil;
iuPerDeviceUnit = 1.0 / aIusPerDecimil;
/* Compute the paper size in IUs */
paperSize = pageInfo.GetSizeMils();
paperSize.x *= 10.0 * aIusPerDecimil;
paperSize.y *= 10.0 * aIusPerDecimil;
SetDefaultLineWidth( 100 * aIusPerDecimil ); // arbitrary default
}
void PDF_PLOTTER::SetViewport( const wxPoint& aOffset, double aIusPerDecimil,
double aScale, bool aMirror )
{
m_plotMirror = aMirror;
plotOffset = aOffset;
plotScale = aScale;
m_IUsPerDecimil = aIusPerDecimil;
// The CTM is set to 1 user unit per decimil
iuPerDeviceUnit = 1.0 / aIusPerDecimil;
SetDefaultLineWidth( 100 / iuPerDeviceUnit ); // arbitrary default
/* The paper size in this engined is handled page by page
Look in the StartPage function */
}
void GERBER_PLOTTER::SetViewport( const wxPoint& aOffset, double aIusPerDecimil,
double aScale, bool aMirror )
{
wxASSERT( aMirror == false );
m_plotMirror = false;
plotOffset = aOffset;
wxASSERT( aScale == 1 ); // aScale parameter is not used in Gerber
plotScale = 1; // Plot scale is *always* 1.0
m_IUsPerDecimil = aIusPerDecimil;
// gives now a default value to iuPerDeviceUnit (because the units of the caller is now known)
// which could be modified later by calling SetGerberCoordinatesFormat()
iuPerDeviceUnit = pow( 10.0, m_gerberUnitFmt ) / ( m_IUsPerDecimil * 10000.0 );
// We don't handle the filmbox, and it's more useful to keep the
// origin at the origin
paperSize.x = 0;
paperSize.y = 0;
SetDefaultLineWidth( 100 * aIusPerDecimil ); // Arbitrary default
}
/**
* Starts a new page in the PDF document
*/
void PDF_PLOTTER::StartPage()
{
wxASSERT( outputFile );
wxASSERT( !workFile );
// Compute the paper size in IUs
paperSize = pageInfo.GetSizeMils();
paperSize.x *= 10.0 / iuPerDeviceUnit;
paperSize.y *= 10.0 / iuPerDeviceUnit;
SetDefaultLineWidth( 100 / iuPerDeviceUnit ); // arbitrary default
// Open the content stream; the page object will go later
pageStreamHandle = startPdfStream();
/* Now, until ClosePage *everything* must be wrote in workFile, to be
compressed later in closePdfStream */
// Default graphic settings (coordinate system, default color and line style)
fprintf( workFile,
"%g 0 0 %g 0 0 cm 1 J 1 j 0 0 0 rg 0 0 0 RG %g w\n",
0.0072 * plotScaleAdjX, 0.0072 * plotScaleAdjY,
userToDeviceSize( defaultPenWidth ) );
}
/**
* Set the scale/position for the DXF plot
* The DXF engine doesn't support line widths and mirroring. The output
* coordinate system is in the first quadrant (in mm)
*/
void DXF_PLOTTER::SetViewport( const wxPoint& aOffset, double aIusPerDecimil,
double aScale, bool aMirror )
{
plotOffset = aOffset;
plotScale = aScale;
/* DXF paper is 'virtual' so there is no need of a paper size.
Also this way we can handle the aux origin which can be useful
(for example when aligning to a mechanical drawing) */
paperSize.x = 0;
paperSize.y = 0;
/* Like paper size DXF units are abstract too. Anyway there is a
* system variable (MEASUREMENT) which will be set to 1 to indicate
* metric units */
m_IUsPerDecimil = aIusPerDecimil;
iuPerDeviceUnit = 1.0 / aIusPerDecimil; // Gives a DXF in decimils
iuPerDeviceUnit *= 0.00254; // ... now in mm
SetDefaultLineWidth( 0 ); // No line width on DXF
m_plotMirror = false; // No mirroring on DXF
m_currentColor = COLOR4D::BLACK;
}