Merge pull request #1 from saurabhb17/develop

Added main functions

1 files changed, 531 insertions, 0 deletions

diff --git a/gerbview/dcode.cpp b/gerbview/dcode.cpp
new file mode 100644
index 0000000..8063b81
--- /dev/null
+++ b/gerbview/dcode.cpp
@@ -0,0 +1,531 @@
+/*
+ * This program source code file is part of KiCad, a free EDA CAD application.
+ *
+ * Copyright (C) 2009 Jean-Pierre Charras, jean-pierre.charras@gipsa-lab.inpg.fr
+ * Copyright (C) 2011 Wayne Stambaugh <stambaughw@verizon.net>
+ * Copyright (C) 1992-2011 KiCad Developers, see AUTHORS.txt for contributors.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, you may find one here:
+ * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
+ * or you may search the http://www.gnu.org website for the version 2 license,
+ * or you may write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+/**
+ * @file dcode.cpp
+ * @brief D_CODE class implementation
+ */
+
+#include <fctsys.h>
+#include <common.h>
+#include <class_drawpanel.h>
+#include <confirm.h>
+#include <macros.h>
+#include <trigo.h>
+#include <gr_basic.h>
+#include <base_units.h>
+
+#include <gerbview.h>
+#include <gerbview_frame.h>
+#include <class_gerber_draw_item.h>
+#include <class_GERBER.h>
+
+#define DEFAULT_SIZE 100
+
+/* Format Gerber: NOTES:
+ * Tools and D_CODES
+ *   tool number (identification of shapes)
+ *   1 to 999
+ *
+ * D_CODES:
+ *   D01 ... D9 = command codes:
+ *      D01 = activating light (pen down) while moving
+ *      D02 = light extinction (pen up) while moving
+ *      D03 = Flash
+ *      D04 to D09 = non used
+ *   D10 ... D999 = Identification Tool (Shape id)
+ *
+ * For tools defining a shape):
+ * DCode min = D10
+ * DCode max = 999
+ */
+
+
+/***************/
+/* Class DCODE */
+/***************/
+
+
+D_CODE::D_CODE( int num_dcode )
+{
+    m_Num_Dcode = num_dcode;
+    Clear_D_CODE_Data();
+}
+
+
+D_CODE::~D_CODE()
+{
+}
+
+
+void D_CODE::Clear_D_CODE_Data()
+{
+    m_Size.x     = DEFAULT_SIZE;
+    m_Size.y     = DEFAULT_SIZE;
+    m_Shape      = APT_CIRCLE;
+    m_Drill.x    = m_Drill.y = 0;
+    m_DrillShape = APT_DEF_NO_HOLE;
+    m_InUse      = false;
+    m_Defined    = false;
+    m_Macro      = NULL;
+    m_Rotation   = 0.0;
+    m_EdgesCount = 0;
+    m_PolyCorners.clear();
+}
+
+
+const wxChar* D_CODE::ShowApertureType( APERTURE_T aType )
+{
+    const wxChar* ret;
+
+    switch( aType )
+    {
+    case APT_CIRCLE:
+        ret = wxT( "Round" );   break;
+
+    case APT_RECT:
+        ret = wxT( "Rect" );    break;
+
+    case APT_OVAL:
+        ret = wxT( "Oval" );    break;
+
+    case APT_POLYGON:
+        ret = wxT( "Poly" );    break;
+
+    case APT_MACRO:
+        ret = wxT( "Macro" );   break;
+
+    default:
+        ret = wxT( "???" );     break;
+    }
+
+    return ret;
+}
+
+int D_CODE::GetShapeDim( GERBER_DRAW_ITEM* aParent )
+{
+    int dim = -1;
+    switch( m_Shape )
+    {
+    case APT_CIRCLE:
+        dim = m_Size.x;
+        break;
+
+    case APT_RECT:
+    case APT_OVAL:
+        dim = std::min( m_Size.x, m_Size.y );
+        break;
+
+    case APT_POLYGON:
+        dim = std::min( m_Size.x, m_Size.y );
+        break;
+
+    case APT_MACRO:
+        if( m_Macro )
+            dim = m_Macro->GetShapeDim( aParent );
+        break;
+
+    default:
+        break;
+    }
+
+    return dim;
+}
+
+
+void GERBVIEW_FRAME::CopyDCodesSizeToItems()
+{
+    static D_CODE dummy( 999 );   //Used if D_CODE not found in list
+
+    GERBER_DRAW_ITEM* gerb_item = GetItemsList();
+    for( ; gerb_item; gerb_item = gerb_item->Next() )
+    {
+        D_CODE*           dcode     = gerb_item->GetDcodeDescr();
+        wxASSERT( dcode );
+        if( dcode == NULL )
+            dcode = &dummy;
+
+        dcode->m_InUse = true;
+
+        gerb_item->m_Size = dcode->m_Size;
+
+        if(                                             // Line Item
+            (gerb_item->m_Shape == GBR_SEGMENT )        /* rectilinear segment */
+            || (gerb_item->m_Shape == GBR_ARC )         /* segment arc (rounded tips) */
+            || (gerb_item->m_Shape == GBR_CIRCLE )      /* segment in a circle (ring) */
+            )
+        {
+        }
+        else        // Spots ( Flashed Items )
+        {
+            switch( dcode->m_Shape )
+            {
+            case APT_CIRCLE:        /* spot round */
+                gerb_item->m_Shape = GBR_SPOT_CIRCLE;
+                break;
+
+            case APT_OVAL:          /* spot oval*/
+                gerb_item->m_Shape = GBR_SPOT_OVAL;
+                break;
+
+            case APT_RECT:                /* spot rect*/
+                gerb_item->m_Shape = GBR_SPOT_RECT;
+                break;
+
+            case APT_POLYGON:
+                gerb_item->m_Shape = GBR_SPOT_POLY;
+                break;
+
+            case APT_MACRO:                /* spot defined by a macro */
+                gerb_item->m_Shape = GBR_SPOT_MACRO;
+                break;
+
+            default:
+                wxMessageBox( wxT( "GERBVIEW_FRAME::CopyDCodesSizeToItems() error" ) );
+                break;
+            }
+        }
+    }
+}
+
+
+void D_CODE::DrawFlashedShape(  GERBER_DRAW_ITEM* aParent,
+                                EDA_RECT* aClipBox, wxDC* aDC, EDA_COLOR_T aColor,
+                                EDA_COLOR_T aAltColor,
+                                wxPoint aShapePos, bool aFilledShape )
+{
+    int radius;
+
+    switch( m_Shape )
+    {
+    case APT_MACRO:
+        GetMacro()->DrawApertureMacroShape( aParent, aClipBox, aDC, aColor, aAltColor,
+                                            aShapePos, aFilledShape);
+        break;
+
+    case APT_CIRCLE:
+        radius = m_Size.x >> 1;
+        if( !aFilledShape )
+            GRCircle( aClipBox, aDC, aParent->GetABPosition(aShapePos), radius, 0, aColor );
+        else
+            if( m_DrillShape == APT_DEF_NO_HOLE )
+            {
+                GRFilledCircle( aClipBox, aDC, aParent->GetABPosition(aShapePos),
+                                radius, aColor );
+            }
+            else if( APT_DEF_ROUND_HOLE == 1 )    // round hole in shape
+            {
+                int width = (m_Size.x - m_Drill.x ) / 2;
+                GRCircle( aClipBox, aDC,  aParent->GetABPosition(aShapePos),
+                          radius - (width / 2), width, aColor );
+            }
+            else                            // rectangular hole
+            {
+                if( m_PolyCorners.size() == 0 )
+                    ConvertShapeToPolygon();
+
+                DrawFlashedPolygon( aParent, aClipBox, aDC, aColor, aFilledShape, aShapePos );
+            }
+        break;
+
+    case APT_RECT:
+    {
+        wxPoint start;
+        start.x = aShapePos.x - m_Size.x / 2;
+        start.y = aShapePos.y - m_Size.y / 2;
+        wxPoint end = start + m_Size;
+        start = aParent->GetABPosition( start );
+        end = aParent->GetABPosition( end );
+
+        if( !aFilledShape )
+        {
+            GRRect( aClipBox, aDC, start.x, start.y, end.x, end.y, 0, aColor );
+        }
+        else if( m_DrillShape == APT_DEF_NO_HOLE )
+        {
+            GRFilledRect( aClipBox, aDC, start.x, start.y, end.x, end.y, 0, aColor, aColor );
+        }
+        else
+        {
+            if( m_PolyCorners.size() == 0 )
+                ConvertShapeToPolygon();
+
+            DrawFlashedPolygon( aParent, aClipBox, aDC, aColor, aFilledShape, aShapePos );
+        }
+    }
+    break;
+
+    case APT_OVAL:
+    {
+        wxPoint start = aShapePos;
+        wxPoint end   = aShapePos;
+
+        if( m_Size.x > m_Size.y )   // horizontal oval
+        {
+            int delta = (m_Size.x - m_Size.y) / 2;
+            start.x -= delta;
+            end.x   += delta;
+            radius   = m_Size.y;
+        }
+        else   // horizontal oval
+        {
+            int delta = (m_Size.y - m_Size.x) / 2;
+            start.y -= delta;
+            end.y   += delta;
+            radius   = m_Size.x;
+        }
+
+        start = aParent->GetABPosition( start );
+        end = aParent->GetABPosition( end );
+
+        if( !aFilledShape )
+        {
+            GRCSegm( aClipBox, aDC, start.x, start.y, end.x, end.y, radius, aColor );
+        }
+        else if( m_DrillShape == APT_DEF_NO_HOLE )
+        {
+            GRFillCSegm( aClipBox, aDC, start.x, start.y, end.x, end.y, radius, aColor );
+        }
+        else
+        {
+            if( m_PolyCorners.size() == 0 )
+                ConvertShapeToPolygon();
+
+            DrawFlashedPolygon( aParent, aClipBox, aDC, aColor, aFilledShape, aShapePos );
+        }
+    }
+    break;
+
+    case APT_POLYGON:
+        if( m_PolyCorners.size() == 0 )
+            ConvertShapeToPolygon();
+
+        DrawFlashedPolygon( aParent, aClipBox, aDC, aColor, aFilledShape, aShapePos );
+        break;
+    }
+}
+
+
+void D_CODE::DrawFlashedPolygon( GERBER_DRAW_ITEM* aParent,
+                                 EDA_RECT* aClipBox, wxDC* aDC,
+                                 EDA_COLOR_T aColor, bool aFilled,
+                                 const wxPoint& aPosition )
+{
+    if( m_PolyCorners.size() == 0 )
+        return;
+
+    std::vector<wxPoint> points;
+    points = m_PolyCorners;
+
+    for( unsigned ii = 0; ii < points.size(); ii++ )
+    {
+        points[ii] += aPosition;
+        points[ii] = aParent->GetABPosition( points[ii] );
+    }
+
+    GRClosedPoly( aClipBox, aDC, points.size(), &points[0], aFilled, aColor, aColor );
+}
+
+
+#define SEGS_CNT 32     // number of segments to approximate a circle
+
+
+// A helper function for D_CODE::ConvertShapeToPolygon().   Add a hole to a polygon
+static void addHoleToPolygon( std::vector<wxPoint>& aBuffer,
+                              APERTURE_DEF_HOLETYPE aHoleShape,
+                              wxSize                aSize,
+                              wxPoint               aAnchorPos );
+
+
+void D_CODE::ConvertShapeToPolygon()
+{
+    wxPoint initialpos;
+    wxPoint currpos;
+
+    m_PolyCorners.clear();
+
+    switch( m_Shape )
+    {
+    case APT_CIRCLE:        // creates only a circle with rectangular hole
+        currpos.x  = m_Size.x >> 1;
+        initialpos = currpos;
+
+        for( unsigned ii = 0; ii <= SEGS_CNT; ii++ )
+        {
+            currpos = initialpos;
+            RotatePoint( &currpos, ii * 3600.0 / SEGS_CNT );
+            m_PolyCorners.push_back( currpos );
+        }
+
+        addHoleToPolygon( m_PolyCorners, m_DrillShape, m_Drill, initialpos );
+        break;
+
+    case APT_RECT:
+        currpos.x  = m_Size.x / 2;
+        currpos.y  = m_Size.y / 2;
+        initialpos = currpos;
+        m_PolyCorners.push_back( currpos );
+        currpos.x -= m_Size.x;
+        m_PolyCorners.push_back( currpos );
+        currpos.y -= m_Size.y;
+        m_PolyCorners.push_back( currpos );
+        currpos.x += m_Size.x;
+        m_PolyCorners.push_back( currpos );
+        currpos.y += m_Size.y;
+        m_PolyCorners.push_back( currpos );    // close polygon
+
+        addHoleToPolygon( m_PolyCorners, m_DrillShape, m_Drill, initialpos );
+        break;
+
+    case APT_OVAL:
+    {
+        int delta, radius;
+
+        // we create an horizontal oval shape. then rotate if needed
+        if( m_Size.x > m_Size.y )   // horizontal oval
+        {
+            delta  = (m_Size.x - m_Size.y) / 2;
+            radius = m_Size.y / 2;
+        }
+        else   // vertical oval
+        {
+            delta  = (m_Size.y - m_Size.x) / 2;
+            radius = m_Size.x / 2;
+        }
+
+        currpos.y  = radius;
+        initialpos = currpos;
+        m_PolyCorners.push_back( currpos );
+
+        // build the right arc of the shape
+        unsigned ii = 0;
+
+        for( ; ii <= SEGS_CNT / 2; ii++ )
+        {
+            currpos = initialpos;
+            RotatePoint( &currpos, ii * 3600.0 / SEGS_CNT );
+            currpos.x += delta;
+            m_PolyCorners.push_back( currpos );
+        }
+
+        // build the left arc of the shape
+        for( ii = SEGS_CNT / 2; ii <= SEGS_CNT; ii++ )
+        {
+            currpos = initialpos;
+            RotatePoint( &currpos, ii * 3600.0 / SEGS_CNT );
+            currpos.x -= delta;
+            m_PolyCorners.push_back( currpos );
+        }
+
+        m_PolyCorners.push_back( initialpos );      // close outline
+
+        if( m_Size.y > m_Size.x )                   // vertical oval, rotate polygon.
+        {
+            for( unsigned jj = 0; jj < m_PolyCorners.size(); jj++ )
+                RotatePoint( &m_PolyCorners[jj], 900 );
+        }
+
+        addHoleToPolygon( m_PolyCorners, m_DrillShape, m_Drill, initialpos );
+    }
+    break;
+
+    case APT_POLYGON:
+        currpos.x  = m_Size.x >> 1;     // first point is on X axis
+        initialpos = currpos;
+
+        // rs274x said: m_EdgesCount = 3 ... 12
+        if( m_EdgesCount < 3 )
+            m_EdgesCount = 3;
+
+        if( m_EdgesCount > 12 )
+            m_EdgesCount = 12;
+
+        for( int ii = 0; ii <= m_EdgesCount; ii++ )
+        {
+            currpos = initialpos;
+            RotatePoint( &currpos, ii * 3600.0 / m_EdgesCount );
+            m_PolyCorners.push_back( currpos );
+        }
+
+        addHoleToPolygon( m_PolyCorners, m_DrillShape, m_Drill, initialpos );
+
+        if( m_Rotation )                   // vertical oval, rotate polygon.
+        {
+            int angle = KiROUND( m_Rotation * 10 );
+
+            for( unsigned jj = 0; jj < m_PolyCorners.size(); jj++ )
+            {
+                RotatePoint( &m_PolyCorners[jj], -angle );
+            }
+        }
+
+        break;
+
+    case APT_MACRO:
+
+        // TODO
+        break;
+    }
+}
+
+
+// The helper function for D_CODE::ConvertShapeToPolygon().
+// Add a hole to a polygon
+static void addHoleToPolygon( std::vector<wxPoint>& aBuffer,
+                              APERTURE_DEF_HOLETYPE aHoleShape,
+                              wxSize                aSize,
+                              wxPoint               aAnchorPos )
+{
+    wxPoint currpos;
+
+    if( aHoleShape == APT_DEF_ROUND_HOLE )      // build a round hole
+    {
+        for( int ii = 0; ii <= SEGS_CNT; ii++ )
+        {
+            currpos.x = 0;
+            currpos.y = aSize.x / 2;            // aSize.x / 2 is the radius of the hole
+            RotatePoint( &currpos, ii * 3600.0 / SEGS_CNT );
+            aBuffer.push_back( currpos );
+        }
+
+        aBuffer.push_back( aAnchorPos );        // link to outline
+    }
+
+    if( aHoleShape == APT_DEF_RECT_HOLE )       // Create rectangular hole
+    {
+        currpos.x = aSize.x / 2;
+        currpos.y = aSize.y / 2;
+        aBuffer.push_back( currpos );           // link to hole and begin hole
+        currpos.x -= aSize.x;
+        aBuffer.push_back( currpos );
+        currpos.y -= aSize.y;
+        aBuffer.push_back( currpos );
+        currpos.x += aSize.x;
+        aBuffer.push_back( currpos );
+        currpos.y += aSize.y;
+        aBuffer.push_back( currpos );           // close hole
+        aBuffer.push_back( aAnchorPos );        // link to outline
+    }
+}