svgtopt/gfx2d/src/GfxGeom/GfxLine2D.cpp
changeset 46 88edb906c587
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/svgtopt/gfx2d/src/GfxGeom/GfxLine2D.cpp	Wed Nov 03 18:56:10 2010 +0200
@@ -0,0 +1,119 @@
+/*
+* Copyright (c) 2002 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:  Graphics Extension Library source file
+*
+*/
+
+
+#include "GfxLine2D.h"
+#include "GfxLineIteratorP.h"
+
+#include "GfxFloatFixPt.h"
+
+// ---------------------------------------------------------------------------
+// Constructor
+// ---------------------------------------------------------------------------
+// --------------------------------------------------------------------------
+//  TGfxLine2D::TGfxLine2D( const TFloatFixPt& aX1,
+// ---------------------------------------------------------------------------
+ TGfxLine2D::TGfxLine2D( const TFloatFixPt& aX1,
+                                 const TFloatFixPt& aY1,
+                                 const TFloatFixPt& aX2,
+                                 const TFloatFixPt& aY2 ) :
+								 iX1( aX1 ),
+								 iY1( aY1 ),
+								 iX2( aX2 ),
+								 iY2( aY2 )
+	{
+	}
+
+// --------------------------------------------------------------------------
+//  TGfxLine2D::TGfxLine2D( TGfxPoint2D /* aP1 */, TGfxPoint2D /* aP2 */ )
+// ---------------------------------------------------------------------------
+ TGfxLine2D::TGfxLine2D( TGfxPoint2D /* aP1 */, TGfxPoint2D /* aP2 */ )
+    {
+    }
+
+// ---------------------------------------------------------------------------
+// From MGfxShape
+// ---------------------------------------------------------------------------
+// --------------------------------------------------------------------------
+//  void TGfxLine2D::GetBounds( const TGfxAffineTransform& aAt,
+// ---------------------------------------------------------------------------
+ void TGfxLine2D::GetBounds( const TGfxAffineTransform& aAt,
+                                     TGfxRectangle2D& aRect )
+    {
+    TGfxPoint2D p1( iX1, iY1 ), p2( iX2, iY2 );
+    aAt.Transform( &p1, & p1, 1 );
+    aAt.Transform( &p2, & p2, 1 );
+    aRect.iX = ( p1.iX > p2.iX ) ? p2.iX : p1.iX;
+    aRect.iY = ( p1.iY > p2.iY ) ? p2.iY : p1.iY;
+    aRect.iWidth = ( p1.iX > p2.iX ) ? p1.iX - p2.iX : p2.iX - p1.iX;
+    aRect.iHeight = ( p1.iY > p2.iY ) ? p1.iY - p2.iY : p2.iY - p1.iY;
+    }
+
+// --------------------------------------------------------------------------
+//  void TGfxLine2D::GetPathIteratorL( TGfxAffineTransform* aAt,
+// ---------------------------------------------------------------------------
+ void TGfxLine2D::GetPathIteratorL( TGfxAffineTransform* aAt,
+                                            CGfxPathIterator*& aPitr )
+    {
+    aPitr = ( CGfxPathIterator * ) new( ELeave )
+            CGfxLineIteratorP( this, aAt );
+    }
+
+// --------------------------------------------------------------------------
+//  void TGfxLine2D::GetPathIteratorL( TGfxAffineTransform* aAt,
+// ---------------------------------------------------------------------------
+ void TGfxLine2D::GetPathIteratorL( TGfxAffineTransform* aAt,
+                                            TInt /* aLimit */,
+                                            CGfxPathIterator*& aPitr )
+    {
+    aPitr = new( ELeave ) CGfxLineIteratorP( this, aAt );
+    }
+
+// --------------------------------------------------------------------------
+//  TFloatFixPt TGfxLine2D::Length()
+// ---------------------------------------------------------------------------
+ TFloatFixPt TGfxLine2D::Length()
+    {
+    TFloatFixPt dx, dy, int0x7f( KMAXFLOATFIX );
+
+    dx = iX1 - iX2;
+    dy = iY1 - iY2;
+    if ( dx > int0x7f || dy > int0x7f )
+        {
+        // calculate as integer
+        TInt32 tmplen, tx, ty;
+        tx = ( TInt32 ) dx;
+        ty = ( TInt32 ) dy;
+	#ifdef SVG_FLOAT_BUILD
+        tmplen = TFloatFixPt::Sqrt( tx * tx + ty * ty );
+	#else
+        tmplen = TFloatFixPt::FixedSqrtGeneral( tx * tx + ty * ty, 0 );
+	#endif
+        return TFloatFixPt( tmplen );
+        }
+
+    return TFloatFixPt::Sqrt( dx * dx + dy * dy );
+    }
+
+// --------------------------------------------------------------------------
+// TFloatFixPt TGfxLine2D::AreaSize()
+// ---------------------------------------------------------------------------
+TFloatFixPt TGfxLine2D::AreaSize()
+    {
+    return TFloatFixPt( 0 );
+    }
+