1 files changed, 148 insertions, 0 deletions
diff --git a/new/sch_canvas.cpp b/new/sch_canvas.cpp
new file mode 100644
index 0000000..776306c
--- /dev/null
+++ b/new/sch_canvas.cpp
@@ -0,0 +1,148 @@
+/*
+ * This program source code file is part of KiCad, a free EDA CAD application.
+ *
+ * Copyright (C) 2011 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
+ * Copyright (C) 2011 KiCad Developers, see change_log.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
+ */
+
+
+#include <sch_canvas.h>
+#include <sch_part.h>
+#include <gal/font/newstroke_font.h>
+
+
+#define SWEET_UNIT      50      ///< world units comprizing a sweet grid cell
+
+
+
+namespace SCH {
+
+
+CANVAS::CANVAS( wxWindow* aParent ) :
+    OPENGL_GAL( aParent, NULL, this )       // I am my own PaintListener
+{
+    Connect( EVT_GAL_REDRAW, wxCommandEventHandler( CANVAS::onRedraw ) );
+
+    // Set the world unit length
+    SetWorldUnitLength( 0.01 );
+
+    SetScreenDPI( 100 );
+
+    ComputeWorldScreenMatrix();
+
+    // Set the world unit length
+    // SetLookAtPoint( VECTOR2D( size.x / 2, size.y / 2 ) );
+
+    // Load Font
+    if( !m_font.LoadNewStrokeFont( newstroke_font, newstroke_font_bufsize ) )
+    {
+        printf( "Loading of the font failed.\n" );
+    }
+
+    m_font.SetGraphicsAbstractionLayer( this );
+}
+
+
+void CANVAS::onRedraw( wxCommandEvent& event )
+{
+    PaintScene();
+}
+
+
+void CANVAS::PaintScene()
+{
+    BeginDrawing();
+
+    SetBackgroundColor( COLOR4D( 0x6c/255.0, 0x53/255.0, 0x53/255.0, 1.0 ) );
+
+    ClearScreen();
+
+    SetLayerDepth( -10 );
+
+    SetGridSize( VECTOR2D( SWEET_UNIT, SWEET_UNIT ) );
+
+    DrawGrid();
+
+    PaintRectangle();
+
+    SetLayerDepth( 0 );
+
+    Flush();
+    EndDrawing();
+}
+
+
+void CANVAS::PaintRectangle()
+{
+    VECTOR2D    worldSize = GetSize();
+
+#if 1
+
+    SetLineWidth( 1 );
+
+    SetIsFill( true );
+    SetIsStroke( true );
+
+    SetFillColor( COLOR4D( 1, 1, 1, 1 ) );
+
+    SetStrokeColor( COLOR4D( 0, 0, 0, 1 ) );
+
+    DrawRectangle( VECTOR2D( worldSize.x/4, worldSize.y/4 ), VECTOR2D( 3*worldSize.x/4, 3*worldSize.y/4 ) );
+
+#else
+
+    D( cout << worldSize << endl; )
+
+    int k = 0;
+    double alpha = 0;
+    for( double y = 0; y < worldSize.y - worldSize.y / 4; y += worldSize.y / 8 )
+    {
+        double index = 1;
+        double y2 = y;
+
+        for( double x = 0; x < worldSize.x - worldSize.x / 4; x += worldSize.x / 8 )
+        {
+            SetLineWidth( index + 1 );
+
+            SetIsFill( ( k == 1 ) || ( k == 2 ) );
+
+            SetIsStroke( ( k == 0 ) || ( k == 2 ) );
+
+            SetFillColor( COLOR4D( 1 - alpha, 1, 1, 1 - alpha ) );
+            SetStrokeColor( COLOR4D( alpha, alpha, 1 - alpha, alpha ) );
+
+            DrawRectangle( VECTOR2D( x, y2 ), VECTOR2D( x + index * 10, y2 + index * 10 ) );
+
+            x  += index * 5;
+            y2 += index * 5;
+
+            index += 1;
+        }
+
+        k = ( k + 1 ) % 3;
+        alpha += 0.1;
+    }
+#endif
+
+}
+
+
+
+}   // namespace SCH