From: cristy <urban-warrior@git.imagemagick.org>
Date: Sun, 15 Dec 2013 23:58:29 +0000 (+0000)
Subject: (no commit message)
X-Git-Tag: 7.0.1-0~3043
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=6145b19e9636dd905f51bd5fcf3e035dd4585c8a;p=imagemagick

---

diff --git a/Magick++/demo/piddle.cpp b/Magick++/demo/piddle.cpp
index 5addefe10..1e353bb6b 100644
--- a/Magick++/demo/piddle.cpp
+++ b/Magick++/demo/piddle.cpp
@@ -80,9 +80,14 @@ int main( int /*argc*/, char ** argv)
     //
     // Draw line
     //
-    drawList.push_back(DrawableStrokeColor("red"));
-    drawList.push_back(DrawableStrokeWidth(1));
-    drawList.push_back(DrawableLine(10,200, 20,190));
+    {
+      const double dash_array[] = {4.0, 3.0, 0.0};
+      drawList.push_back(DrawableDashArray(dash_array));
+      drawList.push_back(DrawableStrokeColor("red"));
+      drawList.push_back(DrawableStrokeWidth(1));
+      drawList.push_back(DrawableLine(10,200, 54,182));
+      drawList.push_back(DrawableDashArray((double *) 0));
+    }
 
     //
     // Draw arc within a circle.
diff --git a/Magick++/lib/Drawable.cpp b/Magick++/lib/Drawable.cpp
index a63228c0d..87b4fede1 100644
--- a/Magick++/lib/Drawable.cpp
+++ b/Magick++/lib/Drawable.cpp
@@ -1017,6 +1017,7 @@ Magick::DrawableBase* Magick::DrawableSkewY::copy() const
   return new DrawableSkewY(*this);
 }
 
+
 // Stroke dasharray
 Magick::DrawableDashArray::DrawableDashArray( const double* dasharray_ )
   : _size(0),
@@ -1035,10 +1036,15 @@ Magick::DrawableDashArray::DrawableDashArray( const size_t* dasharray_ )
 Magick::DrawableDashArray::DrawableDashArray
 (const Magick::DrawableDashArray& original_)
   : DrawableBase (original_),
-    _size(0),
-    _dasharray(0)
+    _size(original_._size),
+    _dasharray(new double[_size+1])
 {
-  dasharray( original_._dasharray );
+  // Copy elements
+  {
+    for (size_t i=0; i < _size; i++)
+      _dasharray[i]=original_._dasharray[i];
+    _dasharray[_size]=0.0;
+  }
 }
 Magick::DrawableDashArray::~DrawableDashArray( void )
 {
@@ -1051,14 +1057,23 @@ Magick::DrawableDashArray& Magick::DrawableDashArray::operator=
 {
   if( this != &original_ )
     {
-      dasharray( original_._dasharray );
+      delete [] _dasharray;
+      _size=original_._size;
+      _dasharray = new double[_size+1];
+      // Copy elements
+      {
+        for (size_t i=0; i < _size; i++)
+          _dasharray[i]=original_._dasharray[i];
+        _dasharray[_size]=0.0;
+      }
     }
   return *this;
 }
+// Invoke object
 void Magick::DrawableDashArray::operator()
-  ( MagickCore::DrawingWand * context_ ) const
+  ( MagickCore::DrawingWand *context_ ) const
 {
-  (void) DrawSetStrokeDashArray( context_, (size_t) _size, _dasharray );
+  (void) DrawSetStrokeDashArray( context_, (const unsigned long) _size, _dasharray );
 }
 Magick::DrawableBase* Magick::DrawableDashArray::copy() const
 {
@@ -1066,7 +1081,9 @@ Magick::DrawableBase* Magick::DrawableDashArray::copy() const
 }
 void Magick::DrawableDashArray::dasharray ( const double* dasharray_ )
 {
-  _dasharray=(double *) RelinquishMagickMemory(_dasharray);
+  delete [] _dasharray;
+  _size = 0;
+  _dasharray = 0;
 
   if(dasharray_)
     {
@@ -1074,20 +1091,18 @@ void Magick::DrawableDashArray::dasharray ( const double* dasharray_ )
       size_t n = 0;
       {
         const double *p = dasharray_;
-        while(*p++ != 0)
+        while(*p++ != 0.0)
           n++;
       }
       _size = n;
 
       // Allocate elements
-      _dasharray=static_cast<double*>(AcquireMagickMemory((n+1)*sizeof(double)));
+      _dasharray=new double[_size+1];
       // Copy elements
       {
-        double *q = _dasharray;
-        const double *p = dasharray_;
-        while( *p )
-          *q++=*p++;
-        *q=0;
+        for (size_t i=0; i < _size; i++)
+          _dasharray[i]=dasharray_[i];
+        _dasharray[_size]=0.0;
       }
     }
 }
@@ -1095,7 +1110,10 @@ void Magick::DrawableDashArray::dasharray ( const double* dasharray_ )
 // code to the const double* version.
 void Magick::DrawableDashArray::dasharray( const size_t* dasharray_ )
 {
-  _dasharray=(double *) RelinquishMagickMemory(_dasharray);
+  if (_dasharray)
+      delete [] _dasharray;
+  _size = 0;
+  _dasharray = 0;
 
   if(dasharray_)
     {
@@ -1109,14 +1127,12 @@ void Magick::DrawableDashArray::dasharray( const size_t* dasharray_ )
       _size = n;
 
       // Allocate elements
-      _dasharray=static_cast<double*>(AcquireMagickMemory((n+1)*sizeof(double)));
+      _dasharray=new double[_size+1];
       // Copy elements
       {
-        double *q = _dasharray;
-        const size_t *p = dasharray_;
-        while( *p )
-          *q++=static_cast<double>(*p++);
-        *q=0;
+        for (size_t i=0; i < _size; i++)
+          _dasharray[i]=dasharray_[i];
+        _dasharray[_size]=0;
       }
     }
 }
diff --git a/Magick++/lib/Magick++/Drawable.h b/Magick++/lib/Magick++/Drawable.h
index 532d7f59b..71edebe1b 100644
--- a/Magick++/lib/Magick++/Drawable.h
+++ b/Magick++/lib/Magick++/Drawable.h
@@ -1602,6 +1602,10 @@ private:
 };
 
 // Stroke dasharray
+//
+// dasharray_ is an allocated array terminated by value 0.0 or 0.
+// The array is copied so the original does not need to be preserved.
+// Pass a null pointer to clear an existing dash array setting.
 class MagickPPExport DrawableDashArray : public DrawableBase
 {
 public:
diff --git a/MagickWand/drawing-wand.c b/MagickWand/drawing-wand.c
index d76109265..273a5360f 100644
--- a/MagickWand/drawing-wand.c
+++ b/MagickWand/drawing-wand.c
@@ -424,7 +424,7 @@ static void MvgAppendPointsCommand(DrawingWand *wand,const char *command,
   (void) MvgPrintf(wand,"%s",command);
   for (i=number_coordinates, coordinate=coordinates; i != 0; i--)
   {
-    (void) MvgAutoWrapPrintf(wand," %g %g",coordinate->x,coordinate->y);
+    (void) MvgAutoWrapPrintf(wand," %.20g %.20g",coordinate->x,coordinate->y);
     coordinate++;
   }
   (void) MvgPrintf(wand, "\n");
@@ -682,7 +682,7 @@ WandExport void DrawAffine(DrawingWand *wand,const AffineMatrix *affine)
     (void) LogMagickEvent(WandEvent,GetMagickModule(),"%s",wand->name);
   assert(affine != (const AffineMatrix *) NULL);
   AdjustAffine(wand,affine);
-  (void) MvgPrintf(wand,"affine %g %g %g %g %g %g\n",
+  (void) MvgPrintf(wand,"affine %.20g %.20g %.20g %.20g %.20g %.20g\n",
     affine->sx,affine->rx,affine->ry,affine->sy,affine->tx,affine->ty);
 }
 
@@ -774,7 +774,7 @@ WandExport void DrawAnnotation(DrawingWand *wand,const double x,const double y,
   escaped_text=EscapeString((const char *) text,'\'');
   if (escaped_text != (char *) NULL)
     {
-      (void) MvgPrintf(wand,"text %g %g '%s'\n",x,y,escaped_text);
+      (void) MvgPrintf(wand,"text %.20g %.20g '%s'\n",x,y,escaped_text);
       escaped_text=DestroyString(escaped_text);
     }
 }
@@ -822,7 +822,7 @@ WandExport void DrawArc(DrawingWand *wand,const double sx,const double sy,
   assert(wand->signature == WandSignature);
   if (wand->debug != MagickFalse)
     (void) LogMagickEvent(WandEvent,GetMagickModule(),"%s",wand->name);
-  (void) MvgPrintf(wand,"arc %g %g %g %g %g %g\n",sx,sy,ex,
+  (void) MvgPrintf(wand,"arc %.20g %.20g %.20g %.20g %.20g %.20g\n",sx,sy,ex,
     ey,sd,ed);
 }
 
@@ -902,7 +902,7 @@ WandExport void DrawCircle(DrawingWand *wand,const double ox,const double oy,
   assert(wand->signature == WandSignature);
   if (wand->debug != MagickFalse)
     (void) LogMagickEvent(WandEvent,GetMagickModule(),"%s",wand->name);
-  (void) MvgPrintf(wand,"circle %g %g %g %g\n",ox,oy,px,py);
+  (void) MvgPrintf(wand,"circle %.20g %.20g %.20g %.20g\n",ox,oy,px,py);
 }
 
 /*
@@ -1077,7 +1077,7 @@ WandExport MagickBooleanType DrawComposite(DrawingWand *wand,
     }
   mode=CommandOptionToMnemonic(MagickComposeOptions,(ssize_t) compose);
   media_type=MagickToMime(image->magick);
-  (void) MvgPrintf(wand,"image %s %g %g %g %g 'data:%s;base64,\n",
+  (void) MvgPrintf(wand,"image %s %.20g %.20g %.20g %.20g 'data:%s;base64,\n",
     mode,x,y,width,height,media_type);
   p=base64;
   for (i=(ssize_t) encoded_length; i > 0; i-=76)
@@ -1136,7 +1136,7 @@ WandExport void DrawColor(DrawingWand *wand,const double x,const double y,
   assert(wand->signature == WandSignature);
   if (wand->debug != MagickFalse)
     (void) LogMagickEvent(WandEvent,GetMagickModule(),"%s",wand->name);
-  (void) MvgPrintf(wand,"color %g %g '%s'\n",x,y,CommandOptionToMnemonic(
+  (void) MvgPrintf(wand,"color %.20g %.20g '%s'\n",x,y,CommandOptionToMnemonic(
     MagickMethodOptions,(ssize_t) paint_method));
 }
 
@@ -1211,7 +1211,7 @@ WandExport void DrawEllipse(DrawingWand *wand,const double ox,const double oy,
   assert(wand->signature == WandSignature);
   if (wand->debug != MagickFalse)
     (void) LogMagickEvent(WandEvent,GetMagickModule(),"%s",wand->name);
-  (void) MvgPrintf(wand,"ellipse %g %g %g %g %g %g\n",ox,oy,
+  (void) MvgPrintf(wand,"ellipse %.20g %.20g %.20g %.20g %.20g %.20g\n",ox,oy,
     rx,ry,start,end);
 }
 
@@ -1957,7 +1957,7 @@ WandExport double *DrawGetStrokeDashArray(const DrawingWand *wand,
   size_t *number_elements)
 {
   double
-    *dash_array;
+    *dasharray;
 
   register const double
     *p;
@@ -1982,18 +1982,18 @@ WandExport double *DrawGetStrokeDashArray(const DrawingWand *wand,
     while (fabs(*p++) >= MagickEpsilon)
       n++;
   *number_elements=n;
-  dash_array=(double *) NULL;
+  dasharray=(double *) NULL;
   if (n != 0)
     {
-      dash_array=(double *) AcquireQuantumMemory((size_t) n+1UL,
-        sizeof(*dash_array));
+      dasharray=(double *) AcquireQuantumMemory((size_t) n+1UL,
+        sizeof(*dasharray));
       p=CurrentContext->dash_pattern;
-      q=dash_array;
+      q=dasharray;
       for (i=0; i < (ssize_t) n; i++)
         *q++=(*p++);
       *q=0.0;
     }
-  return(dash_array);
+  return(dasharray);
 }
 
 /*
@@ -2506,7 +2506,7 @@ WandExport char *DrawGetVectorGraphics(DrawingWand *wand)
   child=AddChildToXMLTree(xml_info,"fill-alpha",0);
   if (child != (XMLTreeInfo *) NULL)
     {
-      (void) FormatLocaleString(value,MaxTextExtent,"%g",
+      (void) FormatLocaleString(value,MaxTextExtent,"%.20g",
         (double) QuantumScale*CurrentContext->fill.alpha);
       (void) SetXMLTreeContent(child,value);
     }
@@ -2527,7 +2527,7 @@ WandExport char *DrawGetVectorGraphics(DrawingWand *wand)
   child=AddChildToXMLTree(xml_info,"font-size",0);
   if (child != (XMLTreeInfo *) NULL)
     {
-      (void) FormatLocaleString(value,MaxTextExtent,"%g",
+      (void) FormatLocaleString(value,MaxTextExtent,"%.20g",
         CurrentContext->pointsize);
       (void) SetXMLTreeContent(child,value);
     }
@@ -2588,7 +2588,7 @@ WandExport char *DrawGetVectorGraphics(DrawingWand *wand)
       {
         if (i != 0)
           (void) ConcatenateString(&dash_pattern,",");
-        (void) FormatLocaleString(value,MaxTextExtent,"%g",
+        (void) FormatLocaleString(value,MaxTextExtent,"%.20g",
           CurrentContext->dash_pattern[i]);
         (void) ConcatenateString(&dash_pattern,value);
       }
@@ -2598,7 +2598,7 @@ WandExport char *DrawGetVectorGraphics(DrawingWand *wand)
   child=AddChildToXMLTree(xml_info,"stroke-dashoffset",0);
   if (child != (XMLTreeInfo *) NULL)
     {
-      (void) FormatLocaleString(value,MaxTextExtent,"%g",
+      (void) FormatLocaleString(value,MaxTextExtent,"%.20g",
         CurrentContext->dash_offset);
       (void) SetXMLTreeContent(child,value);
     }
@@ -2627,14 +2627,14 @@ WandExport char *DrawGetVectorGraphics(DrawingWand *wand)
   child=AddChildToXMLTree(xml_info,"stroke-alpha",0);
   if (child != (XMLTreeInfo *) NULL)
     {
-      (void) FormatLocaleString(value,MaxTextExtent,"%g",
+      (void) FormatLocaleString(value,MaxTextExtent,"%.20g",
         (double) QuantumScale*CurrentContext->stroke.alpha);
       (void) SetXMLTreeContent(child,value);
     }
   child=AddChildToXMLTree(xml_info,"stroke-width",0);
   if (child != (XMLTreeInfo *) NULL)
     {
-      (void) FormatLocaleString(value,MaxTextExtent,"%g",
+      (void) FormatLocaleString(value,MaxTextExtent,"%.20g",
         CurrentContext->stroke_width);
       (void) SetXMLTreeContent(child,value);
     }
@@ -2746,7 +2746,7 @@ WandExport void DrawLine(DrawingWand *wand,const double sx,const double sy,
   assert(wand->signature == WandSignature);
   if (wand->debug != MagickFalse)
     (void) LogMagickEvent(WandEvent,GetMagickModule(),"%s",wand->name);
-  (void) MvgPrintf(wand,"line %g %g %g %g\n",sx,sy,ex,ey);
+  (void) MvgPrintf(wand,"line %.20g %.20g %.20g %.20g\n",sx,sy,ex,ey);
 }
 
 /*
@@ -2795,7 +2795,7 @@ WandExport void DrawMatte(DrawingWand *wand,const double x,const double y,
   assert(wand->signature == WandSignature);
   if (wand->debug != MagickFalse)
     (void) LogMagickEvent(WandEvent,GetMagickModule(),"%s",wand->name);
-  (void) MvgPrintf(wand,"matte %g %g '%s'\n",x,y,CommandOptionToMnemonic(
+  (void) MvgPrintf(wand,"matte %.20g %.20g '%s'\n",x,y,CommandOptionToMnemonic(
     MagickMethodOptions,(ssize_t) paint_method));
 }
 
@@ -2888,11 +2888,11 @@ static void DrawPathCurveTo(DrawingWand *wand,const PathMode mode,
     {
       wand->path_operation=PathCurveToOperation;
       wand->path_mode=mode;
-      (void) MvgAutoWrapPrintf(wand, "%c%g %g %g %g %g %g",
+      (void) MvgAutoWrapPrintf(wand, "%c%.20g %.20g %.20g %.20g %.20g %.20g",
         mode == AbsolutePathMode ? 'C' : 'c',x1,y1,x2,y2,x,y);
     }
   else
-    (void) MvgAutoWrapPrintf(wand," %g %g %g %g %g %g",x1,y1,
+    (void) MvgAutoWrapPrintf(wand," %.20g %.20g %.20g %.20g %.20g %.20g",x1,y1,
       x2,y2,x,y);
 }
 
@@ -3003,11 +3003,11 @@ static void DrawPathCurveToQuadraticBezier(DrawingWand *wand,
     {
       wand->path_operation=PathCurveToQuadraticBezierOperation;
       wand->path_mode=mode;
-      (void) MvgAutoWrapPrintf(wand, "%c%g %g %g %g",
+      (void) MvgAutoWrapPrintf(wand, "%c%.20g %.20g %.20g %.20g",
          mode == AbsolutePathMode ? 'Q' : 'q',x1,y1,x,y);
     }
   else
-    (void) MvgAutoWrapPrintf(wand," %g %g %g %g",x1,y1,x,y);
+    (void) MvgAutoWrapPrintf(wand," %.20g %.20g %.20g %.20g",x1,y1,x,y);
 }
 
 WandExport void DrawPathCurveToQuadraticBezierAbsolute(DrawingWand *wand,
@@ -3115,11 +3115,11 @@ static void DrawPathCurveToQuadraticBezierSmooth(DrawingWand *wand,
     {
       wand->path_operation=PathCurveToQuadraticBezierSmoothOperation;
       wand->path_mode=mode;
-      (void) MvgAutoWrapPrintf(wand,"%c%g %g",mode == AbsolutePathMode ?
+      (void) MvgAutoWrapPrintf(wand,"%c%.20g %.20g",mode == AbsolutePathMode ?
         'T' : 't',x,y);
     }
   else
-    (void) MvgAutoWrapPrintf(wand," %g %g",x,y);
+    (void) MvgAutoWrapPrintf(wand," %.20g %.20g",x,y);
 }
 
 WandExport void DrawPathCurveToQuadraticBezierSmoothAbsolute(DrawingWand *wand,
@@ -3229,11 +3229,11 @@ static void DrawPathCurveToSmooth(DrawingWand *wand,const PathMode mode,
     {
       wand->path_operation=PathCurveToSmoothOperation;
       wand->path_mode=mode;
-      (void) MvgAutoWrapPrintf(wand,"%c%g %g %g %g",
+      (void) MvgAutoWrapPrintf(wand,"%c%.20g %.20g %.20g %.20g",
         mode == AbsolutePathMode ? 'S' : 's',x2,y2,x,y);
     }
   else
-    (void) MvgAutoWrapPrintf(wand," %g %g %g %g",x2,y2,x,y);
+    (void) MvgAutoWrapPrintf(wand," %.20g %.20g %.20g %.20g",x2,y2,x,y);
 }
 
 WandExport void DrawPathCurveToSmoothAbsolute(DrawingWand *wand,const double x2,
@@ -3359,12 +3359,12 @@ static void DrawPathEllipticArc(DrawingWand *wand, const PathMode mode,
     {
       wand->path_operation=PathEllipticArcOperation;
       wand->path_mode=mode;
-      (void) MvgAutoWrapPrintf(wand, "%c%g %g %g %u %u %g %g",
+      (void) MvgAutoWrapPrintf(wand, "%c%.20g %.20g %.20g %u %u %.20g %.20g",
         mode == AbsolutePathMode ? 'A' : 'a',rx,ry,x_axis_rotation,
         large_arc_flag,sweep_flag,x,y);
     }
   else
-    (void) MvgAutoWrapPrintf(wand," %g %g %g %u %u %g %g",rx,ry,
+    (void) MvgAutoWrapPrintf(wand," %.20g %.20g %.20g %u %u %.20g %.20g",rx,ry,
       x_axis_rotation,large_arc_flag,sweep_flag,x,y);
 }
 
@@ -3511,11 +3511,11 @@ static void DrawPathLineTo(DrawingWand *wand,const PathMode mode,
     {
       wand->path_operation=PathLineToOperation;
       wand->path_mode=mode;
-      (void) MvgAutoWrapPrintf(wand,"%c%g %g",mode == AbsolutePathMode ?
+      (void) MvgAutoWrapPrintf(wand,"%c%.20g %.20g",mode == AbsolutePathMode ?
         'L' : 'l',x,y);
     }
   else
-    (void) MvgAutoWrapPrintf(wand," %g %g",x,y);
+    (void) MvgAutoWrapPrintf(wand," %.20g %.20g",x,y);
 }
 
 WandExport void DrawPathLineToAbsolute(DrawingWand *wand,const double x,
@@ -3606,11 +3606,11 @@ static void DrawPathLineToHorizontal(DrawingWand *wand,const PathMode mode,
     {
       wand->path_operation=PathLineToHorizontalOperation;
       wand->path_mode=mode;
-      (void) MvgAutoWrapPrintf(wand,"%c%g",mode == AbsolutePathMode ?
+      (void) MvgAutoWrapPrintf(wand,"%c%.20g",mode == AbsolutePathMode ?
         'H' : 'h',x);
     }
   else
-    (void) MvgAutoWrapPrintf(wand," %g",x);
+    (void) MvgAutoWrapPrintf(wand," %.20g",x);
 }
 
 WandExport void DrawPathLineToHorizontalAbsolute(DrawingWand *wand,
@@ -3696,11 +3696,11 @@ static void DrawPathLineToVertical(DrawingWand *wand,const PathMode mode,
     {
       wand->path_operation=PathLineToVerticalOperation;
       wand->path_mode=mode;
-      (void) MvgAutoWrapPrintf(wand,"%c%g",mode == AbsolutePathMode ?
+      (void) MvgAutoWrapPrintf(wand,"%c%.20g",mode == AbsolutePathMode ?
         'V' : 'v',y);
     }
   else
-    (void) MvgAutoWrapPrintf(wand," %g",y);
+    (void) MvgAutoWrapPrintf(wand," %.20g",y);
 }
 
 WandExport void DrawPathLineToVerticalAbsolute(DrawingWand *wand,const double y)
@@ -3789,11 +3789,11 @@ static void DrawPathMoveTo(DrawingWand *wand,const PathMode mode,const double x,
     {
       wand->path_operation=PathMoveToOperation;
       wand->path_mode=mode;
-      (void) MvgAutoWrapPrintf(wand,"%c%g %g",mode == AbsolutePathMode ?
+      (void) MvgAutoWrapPrintf(wand,"%c%.20g %.20g",mode == AbsolutePathMode ?
         'M' : 'm',x,y);
     }
   else
-    (void) MvgAutoWrapPrintf(wand," %g %g",x,y);
+    (void) MvgAutoWrapPrintf(wand," %.20g %.20g",x,y);
 }
 
 WandExport void DrawPathMoveToAbsolute(DrawingWand *wand,const double x,
@@ -3914,7 +3914,7 @@ WandExport void DrawPoint(DrawingWand *wand,const double x,const double y)
   assert(wand->signature == WandSignature);
   if (wand->debug != MagickFalse)
     (void) LogMagickEvent(WandEvent,GetMagickModule(),"%s",wand->name);
-  (void) MvgPrintf(wand,"point %g %g\n",x,y);
+  (void) MvgPrintf(wand,"point %.20g %.20g\n",x,y);
 }
 
 /*
@@ -4244,7 +4244,7 @@ WandExport MagickBooleanType DrawPushPattern(DrawingWand *wand,
       return(MagickFalse);
     }
   wand->filter_off=MagickTrue;
-  (void) MvgPrintf(wand,"push pattern %s %g %g %g %g\n",pattern_id,
+  (void) MvgPrintf(wand,"push pattern %s %.20g %.20g %.20g %.20g\n",pattern_id,
     x,y,width,height);
   wand->indent_depth++;
   wand->pattern_id=AcquireString(pattern_id);
@@ -4293,7 +4293,7 @@ WandExport void DrawRectangle(DrawingWand *wand,const double x1,const double y1,
   assert(wand->signature == WandSignature);
   if (wand->debug != MagickFalse)
     (void) LogMagickEvent(WandEvent,GetMagickModule(),"%s",wand->name);
-  (void) MvgPrintf(wand,"rectangle %g %g %g %g\n",x1,y1,x2,y2);
+  (void) MvgPrintf(wand,"rectangle %.20g %.20g %.20g %.20g\n",x1,y1,x2,y2);
 }
 
 /*
@@ -4403,7 +4403,7 @@ WandExport void DrawRotate(DrawingWand *wand,const double degrees)
   assert(wand->signature == WandSignature);
   if (wand->debug != MagickFalse)
     (void) LogMagickEvent(WandEvent,GetMagickModule(),"%s",wand->name);
-  (void) MvgPrintf(wand,"rotate %g\n",degrees);
+  (void) MvgPrintf(wand,"rotate %.20g\n",degrees);
 }
 
 /*
@@ -4450,7 +4450,7 @@ WandExport void DrawRoundRectangle(DrawingWand *wand,double x1,double y1,
   assert(wand->signature == WandSignature);
   if (wand->debug != MagickFalse)
     (void) LogMagickEvent(WandEvent,GetMagickModule(),"%s",wand->name);
-  (void) MvgPrintf(wand,"roundrectangle %g %g %g %g %g %g\n",
+  (void) MvgPrintf(wand,"roundrectangle %.20g %.20g %.20g %.20g %.20g %.20g\n",
     x1,y1,x2,y2,rx,ry);
 }
 
@@ -4487,7 +4487,7 @@ WandExport void DrawScale(DrawingWand *wand,const double x,const double y)
   assert(wand->signature == WandSignature);
   if (wand->debug != MagickFalse)
     (void) LogMagickEvent(WandEvent,GetMagickModule(),"%s",wand->name);
-  (void) MvgPrintf(wand,"scale %g %g\n",x,y);
+  (void) MvgPrintf(wand,"scale %.20g %.20g\n",x,y);
 }
 
 /*
@@ -4772,7 +4772,7 @@ WandExport void DrawSetFillAlpha(DrawingWand *wand,const double fill_alpha)
       (CurrentContext->fill.alpha != alpha))
     {
       CurrentContext->fill.alpha=alpha;
-      (void) MvgPrintf(wand,"fill-alpha %g\n",fill_alpha);
+      (void) MvgPrintf(wand,"fill-alpha %.20g\n",fill_alpha);
     }
 }
 
@@ -4813,7 +4813,7 @@ WandExport MagickBooleanType DrawSetFontResolution(DrawingWand *wand,
   assert(wand->signature == WandSignature);
   if (wand->debug != MagickFalse)
     (void) LogMagickEvent(WandEvent,GetMagickModule(),"%s",wand->name);
-  (void) FormatLocaleString(density,MaxTextExtent,"%gx%g",x_resolution,
+  (void) FormatLocaleString(density,MaxTextExtent,"%.20gx%.20g",x_resolution,
     y_resolution);
   (void) CloneString(&CurrentContext->density,density);
   return(MagickTrue);
@@ -4858,7 +4858,7 @@ WandExport void DrawSetAlpha(DrawingWand *wand,const double alpha)
       (CurrentContext->alpha != quantum_alpha))
     {
       CurrentContext->alpha=(Quantum) alpha;
-      (void) MvgPrintf(wand,"alpha %g\n",alpha);
+      (void) MvgPrintf(wand,"alpha %.20g\n",alpha);
     }
 }
 
@@ -5085,7 +5085,7 @@ WandExport void DrawSetFontSize(DrawingWand *wand,const double pointsize)
       (fabs(CurrentContext->pointsize-pointsize) >= MagickEpsilon))
     {
       CurrentContext->pointsize=pointsize;
-      (void) MvgPrintf(wand,"font-size %g\n",pointsize);
+      (void) MvgPrintf(wand,"font-size %.20g\n",pointsize);
     }
 }
 
@@ -5426,13 +5426,13 @@ WandExport void DrawSetStrokeAntialias(DrawingWand *wand,
 %  specify the lengths of alternating dashes and gaps in pixels. If an odd
 %  number of values is provided, then the list of values is repeated to yield
 %  an even number of values. To remove an existing dash array, pass a zero
-%  number_elements argument and null dash_array.  A typical stroke dash array
+%  number_elements argument and null dasharray.  A typical stroke dash array
 %  might contain the members 5 3 2.
 %
 %  The format of the DrawSetStrokeDashArray method is:
 %
 %      MagickBooleanType DrawSetStrokeDashArray(DrawingWand *wand,
-%        const size_t number_elements,const double *dash_array)
+%        const size_t number_elements,const double *dasharray)
 %
 %  A description of each parameter follows:
 %
@@ -5440,11 +5440,11 @@ WandExport void DrawSetStrokeAntialias(DrawingWand *wand,
 %
 %    o number_elements: number of elements in dash array
 %
-%    o dash_array: dash array values
+%    o dasharray: dash array values
 %
 */
 WandExport MagickBooleanType DrawSetStrokeDashArray(DrawingWand *wand,
-  const size_t number_elements,const double *dash_array)
+  const size_t number_elements,const double *dasharray)
 {
   MagickBooleanType
     update;
@@ -5480,9 +5480,9 @@ WandExport MagickBooleanType DrawSetStrokeDashArray(DrawingWand *wand,
       update=MagickTrue;
     else
       if ((CurrentContext->dash_pattern != (double *) NULL) &&
-          (dash_array != (double *) NULL))
+          (dasharray != (double *) NULL))
         {
-          p=dash_array;
+          p=dasharray;
           q=CurrentContext->dash_pattern;
           for (i=0; i < (ssize_t) n_new; i++)
           {
@@ -5510,21 +5510,22 @@ WandExport MagickBooleanType DrawSetStrokeDashArray(DrawingWand *wand,
                 wand->name);
               return(MagickFalse);
             }
-          q=CurrentContext->dash_pattern;
-          p=dash_array;
-          for (i=0; i < (ssize_t) n_new; i++)
-            *q++=(*p++);
-          *q=0.0;
+          for (i=0; i < n_new; i++)
+            CurrentContext->dash_pattern[i]=dasharray[i];
+          CurrentContext->dash_pattern[n_new]=0.0;
         }
       (void) MvgPrintf(wand,"stroke-dasharray ");
       if (n_new == 0)
-        (void) MvgPrintf(wand,"none");
+        (void) MvgPrintf(wand,"none\n");
       else
         {
-          p=dash_array;
-          (void) MvgPrintf(wand,"%g",*p++);
-          for (i=1; i < (ssize_t) n_new; i++)
-            (void) MvgPrintf(wand,",%g",*p++);
+          for (i=0; i < n_new; i++)
+          {
+            if (i != 0)
+              (void) MvgPrintf(wand,",");
+            (void) MvgPrintf(wand,"%.20g",dasharray[i]);
+          }
+          (void) MvgPrintf(wand,"\n");
         }
     }
   return(MagickTrue);
@@ -5567,7 +5568,7 @@ WandExport void DrawSetStrokeDashOffset(DrawingWand *wand,
      (fabs(CurrentContext->dash_offset-dash_offset) >= MagickEpsilon))
     {
       CurrentContext->dash_offset=dash_offset;
-      (void) MvgPrintf(wand,"stroke-dashoffset %g\n",dash_offset);
+      (void) MvgPrintf(wand,"stroke-dashoffset %.20g\n",dash_offset);
     }
 }
 
@@ -5738,7 +5739,7 @@ WandExport void DrawSetStrokeAlpha(DrawingWand *wand,
       (CurrentContext->stroke.alpha != alpha))
     {
       CurrentContext->stroke.alpha=alpha;
-      (void) MvgPrintf(wand,"stroke-alpha %g\n",stroke_alpha);
+      (void) MvgPrintf(wand,"stroke-alpha %.20g\n",stroke_alpha);
     }
 }
 
@@ -5778,7 +5779,7 @@ WandExport void DrawSetStrokeWidth(DrawingWand *wand,const double stroke_width)
       (fabs(CurrentContext->stroke_width-stroke_width) >= MagickEpsilon))
     {
       CurrentContext->stroke_width=stroke_width;
-      (void) MvgPrintf(wand,"stroke-width %g\n",stroke_width);
+      (void) MvgPrintf(wand,"stroke-width %.20g\n",stroke_width);
     }
 }
 
@@ -6460,7 +6461,7 @@ WandExport void DrawSkewX(DrawingWand *wand,const double degrees)
   assert(wand->signature == WandSignature);
   if (wand->debug != MagickFalse)
     (void) LogMagickEvent(WandEvent,GetMagickModule(),"%s",wand->name);
-  (void) MvgPrintf(wand,"skewX %g\n",degrees);
+  (void) MvgPrintf(wand,"skewX %.20g\n",degrees);
 }
 
 /*
@@ -6494,7 +6495,7 @@ WandExport void DrawSkewY(DrawingWand *wand,const double degrees)
   assert(wand->signature == WandSignature);
   if (wand->debug != MagickFalse)
     (void) LogMagickEvent(WandEvent,GetMagickModule(),"%s",wand->name);
-  (void) MvgPrintf(wand,"skewY %g\n",degrees);
+  (void) MvgPrintf(wand,"skewY %.20g\n",degrees);
 }
 
 /*
@@ -6532,7 +6533,7 @@ WandExport void DrawTranslate(DrawingWand *wand,const double x,const double y)
   assert(wand->signature == WandSignature);
   if (wand->debug != MagickFalse)
     (void) LogMagickEvent(WandEvent,GetMagickModule(),"%s",wand->name);
-  (void) MvgPrintf(wand,"translate %g %g\n",x,y);
+  (void) MvgPrintf(wand,"translate %.20g %.20g\n",x,y);
 }
 
 /*