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CADSTAR Schematic Archive Importer: Fix positioning and margins 

Fix calculation of sheet bounding box and sheet margins with the aim
of matching CADSTAR pdf output as closely as possible.
This commit is contained in:
Roberto Fernandez Bautista 2021-02-04 17:48:07 +00:00 committed by Wayne Stambaugh
parent 2c04d76ff4
commit 8add7a880d
1 changed files with 36 additions and 14 deletions
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46
eeschema/sch_plugins/cadstar/cadstar_sch_archive_loader.cpp
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@ -125,33 +125,55 @@ void CADSTAR_SCH_ARCHIVE_LOADER::Load( ::SCHEMATIC* aSchematic, ::SCH_SHEET* aRo
EDA_RECT sheetBoundingBox;
for( auto item : sheet->GetScreen()->Items() )
sheetBoundingBox.Merge( item->GetBoundingBox() );
{
EDA_RECT bbox;
// Don't use the fields of the components to calculate their bounding box
// (hidden fields could be very long and artificially enlarge the sheet bounding box)
if( item->Type() == SCH_COMPONENT_T )
bbox = static_cast<SCH_COMPONENT*>( item )->GetBodyBoundingBox();
else
bbox = item->GetBoundingBox();
sheetBoundingBox.Merge( bbox );
}
auto roundToNearest100mil =
[]( int aNumber ) -> int
{
int error = aNumber % Mils2iu( 100 );
if( abs( error ) > Mils2iu( 50 ) )
return aNumber + ( sign(error) * Mils2iu( 100 ) ) - error;
else
return aNumber - error;
};
// When exporting to pdf, CADSTAR applies a margin of 3% of the longest dimension (height
// or width) to all 4 sides (top, bottom, left right). For the import, we are also rounding
// the margin to the nearest 100mil, ensuring all items remain on the grid
wxSize targetSheetSize = sheetBoundingBox.GetSize();
targetSheetSize.IncBy( Mils2iu( 400 ), Mils2iu( 400 ) );
int longestSide = std::max( targetSheetSize.x, targetSheetSize.y );
int margin = ( (double) longestSide * 0.03);
margin = roundToNearest100mil( margin );
targetSheetSize.IncBy( margin * 2, margin * 2 );
// Get current Eeschema sheet size.
wxSize pageSizeIU = sheet->GetScreen()->GetPageSettings().GetSizeIU();
// Update page size always
PAGE_INFO pageInfo = sheet->GetScreen()->GetPageSettings();
// Increase if necessary
if( pageSizeIU.x < targetSheetSize.x )
pageInfo.SetWidthMils( Iu2Mils( targetSheetSize.x ) );
if( pageSizeIU.y < targetSheetSize.y )
pageInfo.SetHeightMils( Iu2Mils( targetSheetSize.y ) );
// Set the new sheet size.
sheet->GetScreen()->SetPageSettings( pageInfo );
pageSizeIU = sheet->GetScreen()->GetPageSettings().GetSizeIU();
wxSize pageSizeIU = sheet->GetScreen()->GetPageSettings().GetSizeIU();
wxPoint sheetcentre( pageSizeIU.x / 2, pageSizeIU.y / 2 );
wxPoint itemsCentre = sheetBoundingBox.Centre();
// round the translation to nearest 100mil to place it on the grid.
wxPoint translation = sheetcentre - itemsCentre;
translation.x = translation.x - translation.x % Mils2iu( 100 );
translation.y = translation.y - translation.y % Mils2iu( 100 );
translation.x = roundToNearest100mil( translation.x );
translation.y = roundToNearest100mil( translation.y );
// Translate the items.
std::vector<SCH_ITEM*> allItems;