ADDED: Add outline support to schematic PDF and PCB plot
This commit is contained in:
Marek Roszko
+197
-15
@@ -660,7 +660,7 @@ void PDF_PLOTTER::closePdfStream()
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}
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delete[] inbuf;
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fputs( "endstream\n", m_outputFile );
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fputs( "\nendstream\n", m_outputFile );
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closePdfObject();
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// Writing the deferred length as an indirect object
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@@ -782,7 +782,8 @@ void PDF_PLOTTER::ClosePage()
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}
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// Emit the page object and put it in the page list for later
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m_pageHandles.push_back( startPdfObject() );
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int pageHandle = startPdfObject();
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m_pageHandles.push_back( pageHandle );
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fprintf( m_outputFile,
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"<<\n"
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@@ -809,15 +810,44 @@ void PDF_PLOTTER::ClosePage()
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// Mark the page stream as idle
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m_pageStreamHandle = 0;
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OUTLINE_NODE* pageOutlineNode = addOutlineNode(
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m_outlineRoot.get(), -1, wxString::Format( _( "Page %s" ), m_pageNumbers.back() ) );
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OUTLINE_NODE* componentOutlineNode = addOutlineNode( pageOutlineNode, -1, _( "Components" ) );
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// let's reorg the symbol bookmarks under a page handle
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for( const std::pair<BOX2I, wxString>& bookmarkPair : m_componentBookmarksInPage )
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{
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const BOX2I& box = bookmarkPair.first;
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const wxString& ref = bookmarkPair.second;
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VECTOR2I bottomLeft = iuToPdfUserSpace( box.GetPosition() );
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VECTOR2I topRight = iuToPdfUserSpace( box.GetEnd() );
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int actionHandle = emitGoToAction( pageHandle, bottomLeft, topRight );
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addOutlineNode( componentOutlineNode, actionHandle, ref );
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}
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std::sort( componentOutlineNode->children.begin(), componentOutlineNode->children.end(),
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[]( const OUTLINE_NODE* a, const OUTLINE_NODE* b ) -> bool
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{
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return a->title < b->title;
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} );
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// Clean up
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m_hyperlinksInPage.clear();
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m_hyperlinkMenusInPage.clear();
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m_componentBookmarksInPage.clear();
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}
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bool PDF_PLOTTER::StartPlot( const wxString& aPageNumber )
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bool PDF_PLOTTER::StartPlot(const wxString& aPageNumber)
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{
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wxASSERT( m_outputFile );
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wxASSERT(m_outputFile);
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// First things first: the customary null object
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m_xrefTable.clear();
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@@ -826,11 +856,16 @@ bool PDF_PLOTTER::StartPlot( const wxString& aPageNumber )
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m_hyperlinkMenusInPage.clear();
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m_hyperlinkHandles.clear();
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m_hyperlinkMenuHandles.clear();
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m_componentBookmarksInPage.clear();
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m_outlineRoot.release();
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m_totalOutlineNodes = 0;
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m_outlineRoot = std::make_unique<OUTLINE_NODE>();
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/* The header (that's easy!). The second line is binary junk required
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to make the file binary from the beginning (the important thing is
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that they must have the bit 7 set) */
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fputs( "%PDF-1.5\n%\200\201\202\203\n", m_outputFile );
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fputs("%PDF-1.5\n%\200\201\202\203\n", m_outputFile);
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/* Allocate an entry for the page tree root, it will go in every page parent entry */
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m_pageTreeHandle = allocPdfObject();
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@@ -842,11 +877,130 @@ bool PDF_PLOTTER::StartPlot( const wxString& aPageNumber )
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/* Now, the PDF is read from the end, (more or less)... so we start
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with the page stream for page 1. Other more important stuff is written
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at the end */
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StartPage( aPageNumber );
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StartPage(aPageNumber);
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return true;
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}
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int PDF_PLOTTER::emitGoToAction( int aPageHandle, const VECTOR2I& aBottomLeft,
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const VECTOR2I& aTopRight )
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{
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int actionHandle = allocPdfObject();
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startPdfObject( actionHandle );
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fprintf( m_outputFile,
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"<</S /GoTo /D [%d 0 R /FitR %d %d %d %d]\n"
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">>\n",
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aPageHandle, aBottomLeft.x, aBottomLeft.y, aTopRight.x, aTopRight.y );
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closePdfObject();
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return actionHandle;
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}
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void PDF_PLOTTER::emitOutlineNode( OUTLINE_NODE* node, int parentHandle, int nextNode,
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int prevNode )
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{
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int nodeHandle = node->entryHandle;
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int prevHandle = -1;
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int nextHandle = -1;
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for( std::vector<OUTLINE_NODE*>::iterator it = node->children.begin();
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it != node->children.end(); it++ )
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{
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if( it >= node->children.end() - 1 )
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{
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nextHandle = -1;
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}
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else
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{
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nextHandle = ( *( it + 1 ) )->entryHandle;
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}
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emitOutlineNode( *it, nodeHandle, nextHandle, prevHandle );
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prevHandle = ( *it )->entryHandle;
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}
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if( parentHandle != -1 ) // -1 for parentHandle is the outline root itself which is handed elsewhere
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{
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startPdfObject( nodeHandle );
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fprintf( m_outputFile,
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"<< /Title %s\n"
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" /Parent %d 0 R\n",
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encodeStringForPlotter(node->title ).c_str(),
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parentHandle);
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if( nextNode > 0 )
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{
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fprintf( m_outputFile, " /Next %d 0 R\n", nextNode );
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}
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if( prevNode > 0 )
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{
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fprintf( m_outputFile, " /Prev %d 0 R\n", prevNode );
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}
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if( node->children.size() > 0 )
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{
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fprintf( m_outputFile, " /Count %lld\n", -1*node->children.size() );
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fprintf( m_outputFile, " /First %d 0 R\n", node->children.front()->entryHandle );
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fprintf( m_outputFile, " /Last %d 0 R\n", node->children.back()->entryHandle );
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}
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if( node->actionHandle != -1 )
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{
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fprintf( m_outputFile, " /A %d 0 R\n", node->actionHandle );
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}
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fputs( ">>\n", m_outputFile );
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closePdfObject();
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}
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}
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PDF_PLOTTER::OUTLINE_NODE* PDF_PLOTTER::addOutlineNode( OUTLINE_NODE* aParent, int aActionHandle,
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const wxString& aTitle )
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{
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OUTLINE_NODE *node = aParent->AddChild( aActionHandle, aTitle, allocPdfObject() );
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m_totalOutlineNodes++;
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return node;
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}
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int PDF_PLOTTER::emitOutline()
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{
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if( m_outlineRoot->children.size() > 0 )
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{
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// declare the outline object
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m_outlineRoot->entryHandle = allocPdfObject();
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emitOutlineNode( m_outlineRoot.get(), -1, -1, -1 );
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startPdfObject( m_outlineRoot->entryHandle );
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fprintf( m_outputFile,
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"<< /Type /Outlines\n"
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" /Count %d\n"
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" /First %d 0 R\n"
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" /Last %d 0 R\n"
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">>\n",
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m_totalOutlineNodes,
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m_outlineRoot->children.front()->entryHandle,
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m_outlineRoot->children.back()->entryHandle
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);
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closePdfObject();
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return m_outlineRoot->entryHandle;
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}
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return -1;
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}
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bool PDF_PLOTTER::EndPlot()
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{
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wxASSERT( m_outputFile );
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@@ -1054,6 +1208,7 @@ bool PDF_PLOTTER::EndPlot()
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">>\n", (long) m_pageHandles.size() );
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closePdfObject();
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// The info dictionary
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int infoDictHandle = startPdfObject();
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char date_buf[250];
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@@ -1080,16 +1235,37 @@ bool PDF_PLOTTER::EndPlot()
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fputs( ">>\n", m_outputFile );
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closePdfObject();
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// Let's dump in the outline
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int outlineHandle = emitOutline();
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// The catalog, at last
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int catalogHandle = startPdfObject();
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fprintf( m_outputFile,
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"<<\n"
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"/Type /Catalog\n"
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"/Pages %d 0 R\n"
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"/Version /1.5\n"
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"/PageMode /UseNone\n"
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"/PageLayout /SinglePage\n"
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">>\n", m_pageTreeHandle );
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if( outlineHandle > 0 )
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{
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fprintf( m_outputFile,
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"<<\n"
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"/Type /Catalog\n"
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"/Pages %d 0 R\n"
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"/Version /1.5\n"
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"/PageMode /UseOutlines\n"
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"/Outlines %d 0 R\n"
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"/PageLayout /SinglePage\n"
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">>\n",
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m_pageTreeHandle,
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outlineHandle );
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}
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else
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{
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fprintf( m_outputFile,
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"<<\n"
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"/Type /Catalog\n"
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"/Pages %d 0 R\n"
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"/Version /1.5\n"
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"/PageMode /UseNone\n"
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"/PageLayout /SinglePage\n"
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">>\n",
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m_pageTreeHandle );
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}
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closePdfObject();
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/* Emit the xref table (format is crucial to the byte, each entry must
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@@ -1188,4 +1364,10 @@ void PDF_PLOTTER::HyperlinkBox( const BOX2I& aBox, const wxString& aDestinationU
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void PDF_PLOTTER::HyperlinkMenu( const BOX2I& aBox, const std::vector<wxString>& aDestURLs )
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{
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m_hyperlinkMenusInPage.push_back( std::make_pair( aBox, aDestURLs ) );
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}
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}
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void PDF_PLOTTER::ComponentBookmark( const BOX2I& aLocation, const wxString& aSymbolReference )
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{
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m_componentBookmarksInPage.push_back( std::make_pair( aLocation, aSymbolReference ) );
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}
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