bitmap2component: better user interface (using wxWidgets) and more bitmaps file format import

bitmap2component/CMakeLists.txt

@@ -5,12 +5,17 @@ include_directories(${CMAKE_CURRENT_SOURCE_DIR}
 
 set(BITMAP2COMPONENT_SRCS
     bitmap2component.cpp
+    bitmap2cmp_gui_base
+    bitmap2cmp_gui
     )
 
 add_executable(bitmap2component WIN32 MACOSX_BUNDLE ${BITMAP2COMPONENT_SRCS} ${BITMAP2COMPONENT_RESOURCES})
 
 
-target_link_libraries( bitmap2component potrace kbool )
+target_link_libraries( bitmap2component
+                        ${wxWidgets_LIBRARIES}
+                        potrace
+                        kbool )
 
 install(TARGETS bitmap2component
         DESTINATION ${KICAD_PLUGINS}

bitmap2component/bitmap2cmp_gui_base.cpp

+///////////////////////////////////////////////////////////////////////////
+// C++ code generated with wxFormBuilder (version Apr 16 2008)
+// http://www.wxformbuilder.org/
+//
+// PLEASE DO "NOT" EDIT THIS FILE!
+///////////////////////////////////////////////////////////////////////////
+
+#include "bitmap2cmp_gui_base.h"
+
+///////////////////////////////////////////////////////////////////////////
+
+BM2CMP_FRAME_BASE::BM2CMP_FRAME_BASE( wxWindow* parent, wxWindowID id, const wxString& title, const wxPoint& pos, const wxSize& size, long style ) : wxFrame( parent, id, title, pos, size, style )
+{
+	this->SetSizeHints( wxDefaultSize, wxDefaultSize );
+	
+	wxBoxSizer* bMainSizer;
+	bMainSizer = new wxBoxSizer( wxHORIZONTAL );
+	
+	m_notebook1 = new wxNotebook( this, wxID_ANY, wxDefaultPosition, wxDefaultSize, 0 );
+	m_InitialPicturePanel = new wxScrolledWindow( m_notebook1, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxHSCROLL|wxVSCROLL );
+	m_InitialPicturePanel->SetScrollRate( 5, 5 );
+	m_InitialPicturePanel->SetMinSize( wxSize( 400,300 ) );
+	
+	m_notebook1->AddPage( m_InitialPicturePanel, _("Original Picture"), true );
+	m_GreyscalePicturePanel = new wxScrolledWindow( m_notebook1, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxHSCROLL|wxVSCROLL );
+	m_GreyscalePicturePanel->SetScrollRate( 5, 5 );
+	m_GreyscalePicturePanel->SetMinSize( wxSize( 400,300 ) );
+	
+	m_notebook1->AddPage( m_GreyscalePicturePanel, _("Greyscale Picture"), false );
+	m_BNPicturePanel = new wxScrolledWindow( m_notebook1, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxHSCROLL|wxVSCROLL );
+	m_BNPicturePanel->SetScrollRate( 5, 5 );
+	m_notebook1->AddPage( m_BNPicturePanel, _("Binary Picture"), false );
+	
+	bMainSizer->Add( m_notebook1, 1, wxEXPAND, 5 );
+	
+	wxBoxSizer* brightSizer;
+	brightSizer = new wxBoxSizer( wxVERTICAL );
+	
+	m_gridInfo = new wxGrid( this, wxID_ANY, wxDefaultPosition, wxDefaultSize, 0 );
+	
+	// Grid
+	m_gridInfo->CreateGrid( 3, 1 );
+	m_gridInfo->EnableEditing( false );
+	m_gridInfo->EnableGridLines( true );
+	m_gridInfo->EnableDragGridSize( false );
+	m_gridInfo->SetMargins( 0, 0 );
+	
+	// Columns
+	m_gridInfo->SetColSize( 0, 80 );
+	m_gridInfo->EnableDragColMove( false );
+	m_gridInfo->EnableDragColSize( true );
+	m_gridInfo->SetColLabelSize( 30 );
+	m_gridInfo->SetColLabelValue( 0, _("Value") );
+	m_gridInfo->SetColLabelAlignment( wxALIGN_CENTRE, wxALIGN_CENTRE );
+	
+	// Rows
+	m_gridInfo->AutoSizeRows();
+	m_gridInfo->EnableDragRowSize( true );
+	m_gridInfo->SetRowLabelSize( 80 );
+	m_gridInfo->SetRowLabelValue( 0, _("Size X") );
+	m_gridInfo->SetRowLabelValue( 1, _("Size Y") );
+	m_gridInfo->SetRowLabelValue( 2, _("BPP") );
+	m_gridInfo->SetRowLabelAlignment( wxALIGN_RIGHT, wxALIGN_CENTRE );
+	
+	// Label Appearance
+	
+	// Cell Defaults
+	m_gridInfo->SetDefaultCellAlignment( wxALIGN_LEFT, wxALIGN_TOP );
+	brightSizer->Add( m_gridInfo, 0, wxEXPAND|wxALIGN_CENTER_HORIZONTAL, 5 );
+	
+	m_buttonLoad = new wxButton( this, wxID_ANY, _("Load Bitmap"), wxDefaultPosition, wxDefaultSize, 0 );
+	brightSizer->Add( m_buttonLoad, 0, wxALL|wxEXPAND|wxALIGN_CENTER_HORIZONTAL, 5 );
+	
+	m_buttonExportEeschema = new wxButton( this, wxID_ANY, _("Export to eeschema"), wxDefaultPosition, wxDefaultSize, 0 );
+	brightSizer->Add( m_buttonExportEeschema, 0, wxALL|wxEXPAND|wxALIGN_CENTER_HORIZONTAL, 5 );
+	
+	m_buttonExportPcbnew = new wxButton( this, wxID_ANY, _("Export to Pcbnew"), wxDefaultPosition, wxDefaultSize, 0 );
+	brightSizer->Add( m_buttonExportPcbnew, 0, wxALL|wxEXPAND|wxALIGN_CENTER_HORIZONTAL, 5 );
+	
+	wxString m_rbOptionsChoices[] = { _("Normal"), _("Negative") };
+	int m_rbOptionsNChoices = sizeof( m_rbOptionsChoices ) / sizeof( wxString );
+	m_rbOptions = new wxRadioBox( this, wxID_ANY, _("Options"), wxDefaultPosition, wxDefaultSize, m_rbOptionsNChoices, m_rbOptionsChoices, 1, wxRA_SPECIFY_COLS );
+	m_rbOptions->SetSelection( 0 );
+	brightSizer->Add( m_rbOptions, 0, wxALL|wxEXPAND, 5 );
+	
+	m_ThresholdText = new wxStaticText( this, wxID_ANY, _("Threshold Value:"), wxDefaultPosition, wxDefaultSize, 0 );
+	m_ThresholdText->Wrap( -1 );
+	brightSizer->Add( m_ThresholdText, 0, wxTOP|wxRIGHT|wxLEFT, 5 );
+	
+	m_sliderThreshold = new wxSlider( this, wxID_ANY, 5, 0, 10, wxDefaultPosition, wxDefaultSize, wxSL_AUTOTICKS|wxSL_HORIZONTAL|wxSL_LABELS|wxSL_TOP );
+	brightSizer->Add( m_sliderThreshold, 0, wxEXPAND|wxALIGN_CENTER_HORIZONTAL|wxBOTTOM|wxRIGHT|wxLEFT, 5 );
+	
+	bMainSizer->Add( brightSizer, 0, wxEXPAND, 5 );
+	
+	this->SetSizer( bMainSizer );
+	this->Layout();
+	
+	// Connect Events
+	m_InitialPicturePanel->Connect( wxEVT_PAINT, wxPaintEventHandler( BM2CMP_FRAME_BASE::OnPaint ), NULL, this );
+	m_GreyscalePicturePanel->Connect( wxEVT_PAINT, wxPaintEventHandler( BM2CMP_FRAME_BASE::OnPaint ), NULL, this );
+	m_BNPicturePanel->Connect( wxEVT_PAINT, wxPaintEventHandler( BM2CMP_FRAME_BASE::OnPaint ), NULL, this );
+	m_buttonLoad->Connect( wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler( BM2CMP_FRAME_BASE::OnLoadFile ), NULL, this );
+	m_buttonExportEeschema->Connect( wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler( BM2CMP_FRAME_BASE::OnExportEeschema ), NULL, this );
+	m_buttonExportPcbnew->Connect( wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler( BM2CMP_FRAME_BASE::OnExportPcbnew ), NULL, this );
+	m_rbOptions->Connect( wxEVT_COMMAND_RADIOBOX_SELECTED, wxCommandEventHandler( BM2CMP_FRAME_BASE::OnOptionsSelection ), NULL, this );
+	m_sliderThreshold->Connect( wxEVT_SCROLL_THUMBTRACK, wxScrollEventHandler( BM2CMP_FRAME_BASE::OnThresholdChange ), NULL, this );
+}
+
+BM2CMP_FRAME_BASE::~BM2CMP_FRAME_BASE()
+{
+	// Disconnect Events
+	m_InitialPicturePanel->Disconnect( wxEVT_PAINT, wxPaintEventHandler( BM2CMP_FRAME_BASE::OnPaint ), NULL, this );
+	m_GreyscalePicturePanel->Disconnect( wxEVT_PAINT, wxPaintEventHandler( BM2CMP_FRAME_BASE::OnPaint ), NULL, this );
+	m_BNPicturePanel->Disconnect( wxEVT_PAINT, wxPaintEventHandler( BM2CMP_FRAME_BASE::OnPaint ), NULL, this );
+	m_buttonLoad->Disconnect( wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler( BM2CMP_FRAME_BASE::OnLoadFile ), NULL, this );
+	m_buttonExportEeschema->Disconnect( wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler( BM2CMP_FRAME_BASE::OnExportEeschema ), NULL, this );
+	m_buttonExportPcbnew->Disconnect( wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEventHandler( BM2CMP_FRAME_BASE::OnExportPcbnew ), NULL, this );
+	m_rbOptions->Disconnect( wxEVT_COMMAND_RADIOBOX_SELECTED, wxCommandEventHandler( BM2CMP_FRAME_BASE::OnOptionsSelection ), NULL, this );
+	m_sliderThreshold->Disconnect( wxEVT_SCROLL_THUMBTRACK, wxScrollEventHandler( BM2CMP_FRAME_BASE::OnThresholdChange ), NULL, this );
+}

bitmap2component/bitmap2cmp_gui_base.h

+///////////////////////////////////////////////////////////////////////////
+// C++ code generated with wxFormBuilder (version Apr 16 2008)
+// http://www.wxformbuilder.org/
+//
+// PLEASE DO "NOT" EDIT THIS FILE!
+///////////////////////////////////////////////////////////////////////////
+
+#ifndef __bitmap2cmp_gui_base__
+#define __bitmap2cmp_gui_base__
+
+#include <wx/intl.h>
+
+#include <wx/scrolwin.h>
+#include <wx/gdicmn.h>
+#include <wx/font.h>
+#include <wx/colour.h>
+#include <wx/settings.h>
+#include <wx/string.h>
+#include <wx/bitmap.h>
+#include <wx/image.h>
+#include <wx/icon.h>
+#include <wx/notebook.h>
+#include <wx/grid.h>
+#include <wx/button.h>
+#include <wx/radiobox.h>
+#include <wx/stattext.h>
+#include <wx/slider.h>
+#include <wx/sizer.h>
+#include <wx/frame.h>
+
+///////////////////////////////////////////////////////////////////////////
+
+
+///////////////////////////////////////////////////////////////////////////////
+/// Class BM2CMP_FRAME_BASE
+///////////////////////////////////////////////////////////////////////////////
+class BM2CMP_FRAME_BASE : public wxFrame 
+{
+	private:
+	
+	protected:
+		wxNotebook* m_notebook1;
+		wxScrolledWindow* m_InitialPicturePanel;
+		wxScrolledWindow* m_GreyscalePicturePanel;
+		wxScrolledWindow* m_BNPicturePanel;
+		wxGrid* m_gridInfo;
+		wxButton* m_buttonLoad;
+		wxButton* m_buttonExportEeschema;
+		wxButton* m_buttonExportPcbnew;
+		wxRadioBox* m_rbOptions;
+		wxStaticText* m_ThresholdText;
+		wxSlider* m_sliderThreshold;
+		
+		// Virtual event handlers, overide them in your derived class
+		virtual void OnPaint( wxPaintEvent& event ){ event.Skip(); }
+		virtual void OnLoadFile( wxCommandEvent& event ){ event.Skip(); }
+		virtual void OnExportEeschema( wxCommandEvent& event ){ event.Skip(); }
+		virtual void OnExportPcbnew( wxCommandEvent& event ){ event.Skip(); }
+		virtual void OnOptionsSelection( wxCommandEvent& event ){ event.Skip(); }
+		virtual void OnThresholdChange( wxScrollEvent& event ){ event.Skip(); }
+		
+	
+	public:
+		BM2CMP_FRAME_BASE( wxWindow* parent, wxWindowID id = wxID_ANY, const wxString& title = _("Bitmap to Component Converter"), const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxSize( 500,419 ), long style = wxDEFAULT_FRAME_STYLE|wxTAB_TRAVERSAL );
+		~BM2CMP_FRAME_BASE();
+	
+};
+
+#endif //__bitmap2cmp_gui_base__

bitmap2component/bitmap2component.cpp

@@ -32,7 +32,7 @@
 #include <vector>
 
 #include "potracelib.h"
-#include "bitmap_io.h"
+//#include "bitmap_io.h"
 #include "auxiliary.h"
 
 
@@ -49,6 +49,13 @@ enum output_format {
     PCBNEW_FMT,
     EESCHEMA_FMT
 };
+/* free a potrace bitmap */
+static void bm_free(potrace_bitmap_t *bm) {
+  if (bm != NULL) {
+    free(bm->map);
+  }
+  free(bm);
+}
 
 
 /* Helper class th handle useful info to convert a bitmpa to
@@ -185,53 +192,11 @@ void ArmBoolEng( Bool_Engine* aBooleng, bool aConvertHoles )
 }
 
 
-int main( int argc, char* argv[] )
+int bitmap2component( potrace_bitmap_t* aPotrace_bitmap, FILE * aOutfile, int aFormat )
 {
-    potrace_bitmap_t* potrace_bitmap = NULL;
     potrace_param_t*  param;
     potrace_state_t*  st;
-    int   error;
-    int fmt_option = '0';
-
-
-    FILE* infile, * outfile = NULL;
-
-    if( argc < 4 )
-    {
-        printf( "Usage:\nbitmap2component <infile_bitmap.ext> <outfile.ext> <0,1,2>\n" );
-        printf( "  Allowed bitmap files formats are .bmp or .pgm\n" );
-        printf( "output format:\n   0 = pcbnew.emp, 1 = eeschema.lib, 2 = ps\n" );
-        return -1;
-    }
-
-    infile = fopen( argv[1], "r" );
-    if( infile == NULL )
-    {
-        printf( "File %s could not be opened\n", argv[1] );
-        return -2;
-    }
-
-    outfile = fopen( argv[2], "w" );
-    if( outfile == NULL )
-    {
-        printf( "File %s could not be opened\n", argv[2] );
-        return -2;
-    }
 
-    double threshold = 0.5;     // = 0 to 1.0
-
-    error = bm_read( infile, threshold, &potrace_bitmap );
-    if( error != 0 )
-    {
-        printf( "Bitmap %s could not be read\n", argv[1] );
-        return -2;
-    }
-
-    if( !potrace_bitmap )
-    {
-        fprintf( stderr, "Error allocating bitmap: %s\n", strerror( errno ) );
-        return 1;
-    }
 
     /* set tracing parameters, starting from defaults */
     param = potrace_param_default();
@@ -243,7 +208,7 @@ int main( int argc, char* argv[] )
     param->turdsize = 0;
 
     /* convert the bitmap to curves */
-    st = potrace_trace( param, potrace_bitmap );
+    st = potrace_trace( param, aPotrace_bitmap );
     if( !st || st->status != POTRACE_STATUS_OK )
     {
         fprintf( stderr, "Error tracing bitmap: %s\n", strerror( errno ) );
@@ -251,41 +216,40 @@ int main( int argc, char* argv[] )
     }
 
     BITMAPCONV_INFO info;
-    info.m_PixmapWidth  = potrace_bitmap->w;
-    info.m_PixmapHeight = potrace_bitmap->h;     // the bitmap size in pixels
+    info.m_PixmapWidth  = aPotrace_bitmap->w;
+    info.m_PixmapHeight = aPotrace_bitmap->h;     // the bitmap size in pixels
     info.m_Paths   = st->plist;
-    info.m_Outfile = outfile;
+    info.m_Outfile = aOutfile;
 
-    if( argc >= 4 )
-        fmt_option = argv[3][0];
-    switch( fmt_option )
+    switch( aFormat )
     {
-    case '2':
+    case 2:
         info.m_Format = POSTSCRIPT_FMT;
         info.m_ScaleX = info.m_ScaleY = 1.0;        // the conversion scale
         /* output vector data, e.g. as a rudimentary EPS file */
+        CreateOutputFile( info );
         break;
 
-    case '1':
+    case 1:
         info.m_Format = EESCHEMA_FMT;
-        info.m_ScaleX = info.m_ScaleY = 1000.0 / 300;        // the conversion scale
+        info.m_ScaleX = 1000.0 / 300;       // the conversion scale
+        info.m_ScaleY = -  info.m_ScaleX;   // Y axis is bottom to Top for components in libs
+        CreateOutputFile( info );
         break;
 
-    case '0':
+    case 0:
         info.m_Format = PCBNEW_FMT;
         info.m_ScaleX = 10000.0 / 300;       // the conversion scale
-        info.m_ScaleY = -info.m_ScaleX;       // Y axis is top to bottom in modedit
+        info.m_ScaleY = info.m_ScaleX;       // Y axis is top to bottom in modedit
+        CreateOutputFile( info );
         break;
 
     default:
-        printf( "Unknown output format\n" );
        break;
     }
 
-    CreateOutputFile( info );
-
-    bm_free( potrace_bitmap );
 
+    bm_free( aPotrace_bitmap );
     potrace_state_free( st );
     potrace_param_free( param );