diff --git a/Makefile b/Makefile
index 44f95a8..c9eefc3 100644
--- a/Makefile
+++ b/Makefile
@@ -4,23 +4,23 @@
 all:	install
 
 install:
-	cd draw2d && make install
+	cd draw2d && go install
 #	cd draw2dgl && make install
-	cd postscript && make install
+	cd postscript && go install
 #	cd wingui && make install
 
-clean:
-	cd draw2d && make clean
-#	cd draw2dgl && make clean
-	cd postscript && make clean
-	cd cmd && make clean
-#	cd wingui && make clean
+build:
+	cd draw2d && go build
+#	cd draw2dgl && make build
+	cd postscript && go build
+#	cd wingui && make build
 
-nuke:
-	cd draw2d && make nuke
-#	cd draw2dgl && make nuke
-	cd postscript && make nuke
-#	cd wingui && make nuke
+clean:
+	cd draw2d && go clean
+#	cd draw2dgl && make clean
+	cd postscript && go clean
+	cd cmd && go clean
+#	cd wingui && make clean
 
 command:
 	cd cmd && make
diff --git a/cmd/testandroid.go b/cmd/testandroid.go
index 25fbb80..36209c6 100644
--- a/cmd/testandroid.go
+++ b/cmd/testandroid.go
@@ -5,7 +5,6 @@ import (
 	"fmt"
 	"log"
 	"os"
-	"time"
 
 	"code.google.com/p/draw2d/draw2d"
 	"image"
@@ -26,7 +25,6 @@ var (
 func initGc(w, h int) (image.Image, draw2d.GraphicContext) {
 	i := image.NewRGBA(image.Rect(0, 0, w, h))
 	gc := draw2d.NewGraphicContext(i)
-	lastTime = time.Now()
 
 	gc.SetStrokeColor(image.Black)
 	gc.SetFillColor(image.White)
@@ -37,8 +35,6 @@ func initGc(w, h int) (image.Image, draw2d.GraphicContext) {
 }
 
 func saveToPngFile(TestName string, m image.Image) {
-	dt := time.Now().Sub(lastTime)
-	fmt.Printf("%s during: %f ms\n", TestName, float64(dt)*1e-6)
 	filePath := folder + TestName + ".png"
 	f, err := os.Create(filePath)
 	if err != nil {
diff --git a/cmd/testdraw2d.go b/cmd/testdraw2d.go
index 1b0c0d4..09ffe4e 100644
--- a/cmd/testdraw2d.go
+++ b/cmd/testdraw2d.go
@@ -8,7 +8,6 @@ import (
 	"fmt"
 	"log"
 	"os"
-	"time"
 
 	"code.google.com/p/draw2d/draw2d"
 	"image"
@@ -29,7 +28,6 @@ var (
 func initGc(w, h int) (image.Image, draw2d.GraphicContext) {
 	i := image.NewRGBA(image.Rect(0, 0, w, h))
 	gc := draw2d.NewGraphicContext(i)
-	lastTime = time.Now()
 
 	gc.SetStrokeColor(image.Black)
 	gc.SetFillColor(image.White)
@@ -40,9 +38,6 @@ func initGc(w, h int) (image.Image, draw2d.GraphicContext) {
 }
 
 func saveToPngFile(TestName string, m image.Image) {
-	t := time.Now()
-	dt := t.Sub(lastTime)
-	fmt.Printf("%s during: %f ms\n", TestName, float64(dt)*1e-6)
 	filePath := folder + TestName + ".png"
 	f, err := os.Create(filePath)
 	if err != nil {
@@ -61,8 +56,7 @@ func saveToPngFile(TestName string, m image.Image) {
 		log.Println(err)
 		os.Exit(1)
 	}
-	dt = time.Now().Sub(t)
-	fmt.Printf("Wrote %s OK in %f ms.\n", filePath, float64(dt)*1e-6)
+	fmt.Printf("Wrote %s OK.\n", filePath)
 }
 
 /*
@@ -513,7 +507,6 @@ func TestBigPicture() {
 }
 
 func main() {
-	t := time.Now()
 	TestPath()
 	TestDrawArc()
 	TestDrawArcNegative()
@@ -532,6 +525,4 @@ func main() {
 	TestPathTransform()
 	TestFillString()
 	TestBigPicture()
-	dt := time.Now().Sub(t)
-	fmt.Printf("All tests during: %f ms\n", float64(dt)*1e-6)
 }
diff --git a/cmd/testgopher.go b/cmd/testgopher.go
index 0d9c1fd..40907aa 100644
--- a/cmd/testgopher.go
+++ b/cmd/testgopher.go
@@ -6,7 +6,6 @@ import (
 	"log"
 	"math"
 	"os"
-	"time"
 
 	"code.google.com/p/draw2d/draw2d"
 	"image"
@@ -26,7 +25,6 @@ var (
 func initGc(w, h int) (image.Image, draw2d.GraphicContext) {
 	i := image.NewRGBA(image.Rect(0, 0, w, h))
 	gc := draw2d.NewGraphicContext(i)
-	lastTime = time.Now()
 
 	gc.SetStrokeColor(image.Black)
 	gc.SetFillColor(image.White)
@@ -37,8 +35,6 @@ func initGc(w, h int) (image.Image, draw2d.GraphicContext) {
 }
 
 func saveToPngFile(TestName string, m image.Image) {
-	dt := time.Now().Sub(lastTime)
-	fmt.Printf("%s during: %f ms\n", TestName, float64(dt)*1e-6)
 	filePath := folder + TestName + ".png"
 	f, err := os.Create(filePath)
 	if err != nil {
diff --git a/cmd/testimage.go b/cmd/testimage.go
index 3dd8b1f..f936cdf 100644
--- a/cmd/testimage.go
+++ b/cmd/testimage.go
@@ -10,7 +10,6 @@ import (
 	"log"
 	"math"
 	"os"
-	"time"
 )
 
 func saveToPngFile(filePath string, m image.Image) {
@@ -37,7 +36,7 @@ func saveToPngFile(filePath string, m image.Image) {
 func loadFromPngFile(filePath string) image.Image {
 	f, err := os.OpenFile(filePath, 0, 0)
 	if f == nil {
-		log.Printf("can't open file; err=%s\n", err.String())
+		log.Printf("can't open file; err=%s\n", err)
 		return nil
 	}
 	defer f.Close()
@@ -61,9 +60,6 @@ func main() {
 	//tr.Scale(3, 3)
 	tr.Translate(-width/2, -height/2)
 	tr.Translate(200, 5)
-	lastTime := time.Now()
 	draw2d.DrawImage(source, dest, tr, draw.Over, draw2d.BilinearFilter)
-	dt := time.Now().Sub(lastTime)
-	fmt.Printf("Draw image: %f ms\n", float64(dt)*1e-6)
 	saveToPngFile("../resource/result/TestDrawImage.png", dest)
 }
diff --git a/cmd/testpostscript.go b/cmd/testpostscript.go
index 735843c..8b5809f 100644
--- a/cmd/testpostscript.go
+++ b/cmd/testpostscript.go
@@ -11,7 +11,6 @@ import (
 	"log"
 	"os"
 	"strings"
-	"time"
 )
 
 func saveToPngFile(filePath string, m image.Image) {
@@ -49,9 +48,6 @@ func main() {
 	bytes, err := ioutil.ReadAll(src)
 	reader := strings.NewReader(string(bytes))
 	interpreter := postscript.NewInterpreter(gc)
-	lastTime := time.Now()
 	interpreter.Execute(reader)
-	dt := time.Now().Sub(lastTime)
-	fmt.Printf("Draw image: %f ms\n", float64(dt)*1e-6)
 	saveToPngFile("../resource/result/TestPostscript.png", i)
 }
diff --git a/draw2d/advanced_path.go b/draw2d/advanced_path.go
index 1b05483..5cce444 100644
--- a/draw2d/advanced_path.go
+++ b/draw2d/advanced_path.go
@@ -6,10 +6,8 @@ import (
 	"math"
 )
 
-
 //high level path creation
 
-
 func Rect(path Path, x1, y1, x2, y2 float64) {
 	path.MoveTo(x1, y1)
 	path.LineTo(x2, y1)
diff --git a/draw2d/draw2d.go b/draw2d/draw2d.go
index d5ed4b7..2ced50c 100644
--- a/draw2d/draw2d.go
+++ b/draw2d/draw2d.go
@@ -1,3 +1,2 @@
 // The package draw2d provide a Graphic Context that can draw vectorial figure on surface.
 package draw2d
-
diff --git a/draw2d/paint.go b/draw2d/paint.go
index f019b92..f2f8fc1 100644
--- a/draw2d/paint.go
+++ b/draw2d/paint.go
@@ -1,6 +1,7 @@
 // Copyright 2010 The draw2d Authors. All rights reserved.
 // created: 21/11/2010 by Laurent Le Goff
 package draw2d
+
 /*
 import (
 	"image/draw"
@@ -9,6 +10,7 @@ import (
 )*/
 
 const M = 1<<16 - 1
+
 /*
 type NRGBAPainter struct {
 	// The image to compose onto.
@@ -74,7 +76,7 @@ func (r *NRGBAPainter) Paint(ss []raster.Span, done bool) {
 			}
 		}
 	}
-	
+
 }
 
 // SetColor sets the color to paint the spans.
@@ -86,4 +88,4 @@ func (r *NRGBAPainter) SetColor(c image.Color) {
 func NewNRGBAPainter(m *image.NRGBA) *NRGBAPainter {
 	return &NRGBAPainter{Image: m}
 }
-*/
\ No newline at end of file
+*/
diff --git a/draw2d/path_converter.go b/draw2d/path_converter.go
index eafc150..9f6a763 100644
--- a/draw2d/path_converter.go
+++ b/draw2d/path_converter.go
@@ -26,7 +26,6 @@ func (c *PathConverter) Convert(paths ...*PathStorage) {
 	}
 }
 
-
 func (c *PathConverter) ConvertCommand(cmd PathCmd, vertices ...float64) int {
 	switch cmd {
 	case MoveTo:
diff --git a/draw2d/raster/polygon.go b/draw2d/raster/polygon.go
index 0253d58..1cb43ed 100644
--- a/draw2d/raster/polygon.go
+++ b/draw2d/raster/polygon.go
@@ -12,7 +12,6 @@ const (
 
 type Polygon []float64
 
-
 type PolygonEdge struct {
 	X, Slope            float64
 	FirstLine, LastLine int
@@ -166,7 +165,6 @@ func (p Polygon) getEdges(startIndex, vertexCount int, edges []PolygonEdge, tr [
 	return edgeCount
 }
 
-
 //! Creates a polygon edge between two vectors.
 /*! Clips the edge vertically to the clip rectangle. Returns true for edges that
  *  should be rendered, false for others.
@@ -228,7 +226,6 @@ func getEdge(x0, y0, x1, y1 float64, edge *PolygonEdge, clipBound [4]float64) bo
 	return true
 }
 
-
 //! Creates a vertical polygon edge between two y values.
 /*! Clips the edge vertically to the clip rectangle. Returns true for edges that
  *  should be rendered, false for others.
@@ -277,12 +274,12 @@ func getVerticalEdge(startY, endY, x float64, edge *PolygonEdge, clipBound [4]fl
 	return true
 }
 
-
 type VertexData struct {
 	X, Y      float64
 	ClipFlags int
 	Line      int
 }
+
 //! Calculates the edges of the polygon with transformation and clipping to edges array.
 /*! Note that this may return upto three times the amount of edges that the polygon has vertices,
  *  in the unlucky case where both left and right side get clipped for all edges.
diff --git a/draw2d/stroker.go b/draw2d/stroker.go
index cdd36d2..88a0bb8 100644
--- a/draw2d/stroker.go
+++ b/draw2d/stroker.go
@@ -18,7 +18,6 @@ const (
 	MiterJoin
 )
 
-
 type LineStroker struct {
 	Next          VertexConverter
 	HalfLineWidth float64
@@ -42,7 +41,6 @@ func NewLineStroker(c Cap, j Join, converter VertexConverter) *LineStroker {
 	return l
 }
 
-
 func (l *LineStroker) NextCommand(command VertexCommand) {
 	l.command = command
 	if command == VertexStopCommand {
@@ -107,7 +105,6 @@ func (l *LineStroker) closePolygon() {
 	}
 }
 
-
 func (l *LineStroker) line(x1, y1, x2, y2 float64) {
 	dx := (x2 - x1)
 	dy := (y2 - y1)
diff --git a/postscript/operators.go b/postscript/operators.go
index 6cc0525..b75df45 100644
--- a/postscript/operators.go
+++ b/postscript/operators.go
@@ -17,7 +17,6 @@ func (o *PrimitiveOperator) Execute(interpreter *Interpreter) {
 	o.f(interpreter)
 }
 
-
 func save(interpreter *Interpreter) {
 	interpreter.Push("VM Snapshot")
 }
@@ -26,7 +25,6 @@ func restore(interpreter *Interpreter) {
 	interpreter.Pop()
 }
 
-
 func initSystemOperators(interpreter *Interpreter) {
 	interpreter.SystemDefine("save", NewOperator(save))
 	interpreter.SystemDefine("restore", NewOperator(restore))
diff --git a/postscript/operators_array.go b/postscript/operators_array.go
index 95cb477..9d4c2a8 100644
--- a/postscript/operators_array.go
+++ b/postscript/operators_array.go
@@ -3,22 +3,25 @@
 
 package postscript
 
-
 import ()
+
 //int array array -> Create array of length int
 func array(interpreter *Interpreter) {
 	interpreter.Push(make([]Value, interpreter.PopInt()))
 }
+
 //array length int -> Return number of elements in array
 func lengtharray(interpreter *Interpreter) {
 	interpreter.Push(float64(len(interpreter.Pop().([]Value))))
 }
+
 //array  index get any -> Return array element indexed by index
 func getarray(interpreter *Interpreter) {
 	index := interpreter.PopInt()
 	array := interpreter.Pop().([]Value)
 	interpreter.Push(array[index])
 }
+
 //array  index  any put – -> Put any into array at index
 func putarray(interpreter *Interpreter) {
 	value := interpreter.Pop()
@@ -26,6 +29,7 @@ func putarray(interpreter *Interpreter) {
 	array := interpreter.Pop().([]Value)
 	array[index] = value
 }
+
 //array  index  count getinterval subarray -> Return subarray of array starting at index for count elements
 func getinterval(interpreter *Interpreter) {
 	count := interpreter.PopInt()
@@ -35,6 +39,7 @@ func getinterval(interpreter *Interpreter) {
 	copy(subarray, array[index:index+count])
 	interpreter.Push(subarray)
 }
+
 //array1  index  array2 putinterval – Replace subarray of array1 starting at index by array2|packedarray2
 func putinterval(interpreter *Interpreter) {
 	array2 := interpreter.Pop().([]Value)
@@ -44,6 +49,7 @@ func putinterval(interpreter *Interpreter) {
 		array1[i+index] = v
 	}
 }
+
 // any0 … anyn−1  array  astore  array
 // stores the objects any0 to anyn−1 from the operand stack into array, where n is the length of array
 func astore(interpreter *Interpreter) {
@@ -53,6 +59,7 @@ func astore(interpreter *Interpreter) {
 		array[i] = interpreter.Pop()
 	}
 }
+
 //array aload any0 … any-1   array 
 //Push all elements of array on stack
 func aload(interpreter *Interpreter) {
@@ -62,6 +69,7 @@ func aload(interpreter *Interpreter) {
 	}
 	interpreter.Push(array)
 }
+
 //array  proc forall – Execute proc for each element of array
 func forallarray(interpreter *Interpreter) {
 	proc := NewProcedure(interpreter.PopProcedureDefinition())
diff --git a/postscript/operators_control.go b/postscript/operators_control.go
index 131ef44..8a42d5a 100644
--- a/postscript/operators_control.go
+++ b/postscript/operators_control.go
@@ -6,6 +6,7 @@ package postscript
 import (
 	"log"
 )
+
 // any exec – Execute arbitrary object
 func exec(interpreter *Interpreter) {
 	value := interpreter.Pop()
@@ -69,7 +70,6 @@ func stopped(interpreter *Interpreter) {
 	interpreter.Push(false)
 }
 
-
 func initControlOperators(interpreter *Interpreter) {
 	interpreter.SystemDefine("exec", NewOperator(exec))
 	interpreter.SystemDefine("if", NewOperator(ifoperator))
diff --git a/postscript/operators_dictionary.go b/postscript/operators_dictionary.go
index d23cf66..88732c4 100644
--- a/postscript/operators_dictionary.go
+++ b/postscript/operators_dictionary.go
@@ -3,32 +3,37 @@
 
 package postscript
 
-
 import (
 	"log"
 )
+
 //int dict dict -> Create dictionary with capacity for int elements
 func dict(interpreter *Interpreter) {
 	interpreter.Push(NewDictionary(interpreter.PopInt()))
 }
+
 //dict length int -> Return number of entries in dict
 func lengthdict(interpreter *Interpreter) {
 	dictionary := interpreter.Pop().(Dictionary)
 	interpreter.Push(float64(len(dictionary)))
 }
+
 //dict maxlength int -> Return current capacity of dict
 func maxlength(interpreter *Interpreter) {
 	interpreter.Pop()
 	interpreter.Push(float64(999999999)) // push arbitrary value
 }
+
 //dict begin – -> Push dict on dictionary stack
 func begin(interpreter *Interpreter) {
 	interpreter.PushDictionary(interpreter.Pop().(Dictionary))
 }
+
 //– end – -> Pop current dictionary off dictionary stack
 func end(interpreter *Interpreter) {
 	interpreter.PopDictionary()
 }
+
 //key  value def – -> Associate key and value in current dictionary
 func def(interpreter *Interpreter) {
 	value := interpreter.Pop()
@@ -38,6 +43,7 @@ func def(interpreter *Interpreter) {
 	}
 	interpreter.Define(name, value)
 }
+
 //key load value -> Search dictionary stack for key and return associated value
 func load(interpreter *Interpreter) {
 	name := interpreter.PopName()
@@ -47,6 +53,7 @@ func load(interpreter *Interpreter) {
 	}
 	interpreter.Push(value)
 }
+
 //key  value store – -> Replace topmost definition of key
 func store(interpreter *Interpreter) {
 	value := interpreter.Pop()
@@ -56,12 +63,14 @@ func store(interpreter *Interpreter) {
 		dictionary[key] = value
 	}
 }
+
 //dict  key get any -> Return value associated with key in dict
 func getdict(interpreter *Interpreter) {
 	key := interpreter.PopName()
 	dictionary := interpreter.Pop().(Dictionary)
 	interpreter.Push(dictionary[key])
 }
+
 //dict  key  value put – -> Associate key with value in dict
 func putdict(interpreter *Interpreter) {
 	value := interpreter.Pop()
@@ -69,18 +78,21 @@ func putdict(interpreter *Interpreter) {
 	dictionary := interpreter.Pop().(Dictionary)
 	dictionary[key] = value
 }
+
 //dict  key undef – Remove key and its value from dict
 func undef(interpreter *Interpreter) {
 	key := interpreter.PopName()
 	dictionary := interpreter.Pop().(Dictionary)
 	dictionary[key] = nil
 }
+
 //dict  key known bool -> Test whether key is in dict
 func known(interpreter *Interpreter) {
 	key := interpreter.PopName()
 	dictionary := interpreter.Pop().(Dictionary)
 	interpreter.Push(dictionary[key] != nil)
 }
+
 //key where (dict  true) or false -> Find dictionary in which key is defined
 func where(interpreter *Interpreter) {
 	key := interpreter.PopName()
@@ -92,6 +104,7 @@ func where(interpreter *Interpreter) {
 		interpreter.Push(true)
 	}
 }
+
 // dict1  dict2 copy dict2 -> Copy contents of dict1 to dict2
 func copydict(interpreter *Interpreter) {
 	dict2 := interpreter.Pop().(Dictionary)
@@ -101,6 +114,7 @@ func copydict(interpreter *Interpreter) {
 	}
 	interpreter.Push(dict2)
 }
+
 //dict  proc forall – -> Execute proc for each entry in dict
 func foralldict(interpreter *Interpreter) {
 	proc := NewProcedure(interpreter.PopProcedureDefinition())
@@ -111,34 +125,42 @@ func foralldict(interpreter *Interpreter) {
 		proc.Execute(interpreter)
 	}
 }
+
 //– currentdict dict -> Return current dictionary
 func currentdict(interpreter *Interpreter) {
 	interpreter.Push(interpreter.PeekDictionary())
 }
+
 //– systemdict dict -> Return system dictionary
 func systemdict(interpreter *Interpreter) {
 	interpreter.Push(interpreter.SystemDictionary())
 }
+
 //– userdict dict -> Return writeable dictionary in local VM
 func userdict(interpreter *Interpreter) {
 	interpreter.Push(interpreter.UserDictionary())
 }
+
 //– globaldict dict -> Return writeable dictionary in global VM
 func globaldict(interpreter *Interpreter) {
 	interpreter.Push(interpreter.UserDictionary())
 }
+
 //– statusdict dict -> Return product-dependent dictionary
 func statusdict(interpreter *Interpreter) {
 	interpreter.Push(interpreter.UserDictionary())
 }
+
 //– countdictstack int -> Count elements on dictionary stack
 func countdictstack(interpreter *Interpreter) {
 	interpreter.Push(float64(interpreter.DictionaryStackSize()))
 }
+
 //array dictstack subarray -> Copy dictionary stack into array
 func dictstack(interpreter *Interpreter) {
 	panic("No yet implemenented")
 }
+
 //– cleardictstack – -> Pop all nonpermanent dictionaries off dictionary stack
 func cleardictstack(interpreter *Interpreter) {
 	interpreter.ClearDictionaries()
diff --git a/postscript/operators_relational.go b/postscript/operators_relational.go
index c1e708b..d5cbdd7 100644
--- a/postscript/operators_relational.go
+++ b/postscript/operators_relational.go
@@ -3,7 +3,6 @@
 
 package postscript
 
-
 func eq(interpreter *Interpreter) {
 	value1 := interpreter.Pop()
 	value2 := interpreter.Pop()
diff --git a/postscript/operators_stack.go b/postscript/operators_stack.go
index 6ee0c6b..fd313a7 100644
--- a/postscript/operators_stack.go
+++ b/postscript/operators_stack.go
@@ -8,6 +8,7 @@ package postscript
 func pop(interpreter *Interpreter) {
 	interpreter.Pop()
 }
+
 //any1  any2 exch any2  any1 -> Exchange top two elements
 func exch(interpreter *Interpreter) {
 	value1 := interpreter.Pop()
@@ -15,6 +16,7 @@ func exch(interpreter *Interpreter) {
 	interpreter.Push(value1)
 	interpreter.Push(value2)
 }
+
 //any dup any  any -> Duplicate top element
 func dup(interpreter *Interpreter) {
 	interpreter.Push(interpreter.Peek())
@@ -28,11 +30,13 @@ func copystack(interpreter *Interpreter) {
 		interpreter.Push(value)
 	}
 }
+
 //anyn  …  any0  n index anyn …  any0  anyn -> Duplicate arbitrary element
 func index(interpreter *Interpreter) {
 	f := interpreter.PopInt()
 	interpreter.Push(interpreter.Get(int(f)))
 }
+
 //anyn−1  …  any0  n  j roll any(j−1) mod n  …  any0  anyn−1  …  anyj mod n -> Roll n elements up j times
 func roll(interpreter *Interpreter) {
 	j := interpreter.PopInt()
@@ -43,20 +47,25 @@ func roll(interpreter *Interpreter) {
 		interpreter.Push(values[(n+i-j)%n])
 	}
 }
+
 //any1  …  anyn clear -> Discard all elements
 func clear(interpreter *Interpreter) {
 	interpreter.ClearOperands()
 }
+
 //any1  …  anyn count any1  …  anyn  n -> Count elements on stack
 func count(interpreter *Interpreter) {
 	interpreter.Push(interpreter.OperandSize())
 }
+
 //Mark
 type Mark struct{}
+
 //– mark mark -> Push mark on stack
 func mark(interpreter *Interpreter) {
 	interpreter.Push(Mark{})
 }
+
 //mark  obj 1  …  obj n cleartomark – -> Discard elements down through mark
 func cleartomark(interpreter *Interpreter) {
 	value := interpreter.Pop()
@@ -64,6 +73,7 @@ func cleartomark(interpreter *Interpreter) {
 		value = interpreter.Pop()
 	}
 }
+
 //mark  obj 1  …  obj n counttomark mark  obj 1  …  obj n  n -> Count elements down to mark
 func counttomark(interpreter *Interpreter) {
 	i := 0
diff --git a/resource/result/TestAndroid.png b/resource/result/TestAndroid.png
index ea0be1b..ffa068b 100644
Binary files a/resource/result/TestAndroid.png and b/resource/result/TestAndroid.png differ
diff --git a/resource/result/TestBubble.png b/resource/result/TestBubble.png
index f30ec3a..29fff3f 100644
Binary files a/resource/result/TestBubble.png and b/resource/result/TestBubble.png differ
diff --git a/resource/result/TestCurveRectangle.png b/resource/result/TestCurveRectangle.png
index e19cb77..2220ee7 100644
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diff --git a/resource/result/TestDash.png b/resource/result/TestDash.png
index 67f7f91..324fa3d 100644
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diff --git a/resource/result/TestDrawArc.png b/resource/result/TestDrawArc.png
index 0f6fac1..85b04af 100644
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diff --git a/resource/result/TestDrawArcNegative.png b/resource/result/TestDrawArcNegative.png
index 86de15e..6fb9fa8 100644
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diff --git a/resource/result/TestDrawCubicCurve.png b/resource/result/TestDrawCubicCurve.png
index 552f065..7cff371 100644
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diff --git a/resource/result/TestDrawImage.png b/resource/result/TestDrawImage.png
index 7836523..c1b377d 100644
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diff --git a/resource/result/TestFillString.png b/resource/result/TestFillString.png
index 4215391..c3a6992 100644
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diff --git a/resource/result/TestFillStroke.png b/resource/result/TestFillStroke.png
index a992394..3582b64 100644
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diff --git a/resource/result/TestFillStyle.png b/resource/result/TestFillStyle.png
index 0da7af5..ad23dda 100644
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diff --git a/resource/result/TestGopher.png b/resource/result/TestGopher.png
index b0097ee..aac6491 100644
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diff --git a/resource/result/TestLineJoin.png b/resource/result/TestLineJoin.png
index 8991896..f6605e5 100644
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diff --git a/resource/result/TestPathTransform.png b/resource/result/TestPathTransform.png
index e5e52f5..45bf578 100644
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diff --git a/resource/result/TestPostscript.png b/resource/result/TestPostscript.png
index abcacbc..e5a83e1 100644
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diff --git a/resource/result/TestRoundRectangle.png b/resource/result/TestRoundRectangle.png
index 173417b..9b5ef12 100644
Binary files a/resource/result/TestRoundRectangle.png and b/resource/result/TestRoundRectangle.png differ
diff --git a/resource/result/TestStar.png b/resource/result/TestStar.png
index 43cf476..65c7ec7 100644
Binary files a/resource/result/TestStar.png and b/resource/result/TestStar.png differ
diff --git a/resource/result/TestTransform.png b/resource/result/TestTransform.png
index 40fc352..7cd821b 100644
Binary files a/resource/result/TestTransform.png and b/resource/result/TestTransform.png differ
diff --git a/wingui/winapi.go b/wingui/winapi.go
index 2ae48d3..33411df 100644
--- a/wingui/winapi.go
+++ b/wingui/winapi.go
@@ -4,13 +4,12 @@
 package wingui
 
 import (
-	"syscall"
-	"unsafe"
 	"fmt"
 	"os"
+	"syscall"
+	"unsafe"
 )
 
-
 func abortf(format string, a ...interface{}) {
 	fmt.Fprintf(os.Stdout, format, a...)
 	os.Exit(1)
diff --git a/wingui/zwinapi.go b/wingui/zwinapi.go
index 9ced49b..b4af1e9 100644
--- a/wingui/zwinapi.go
+++ b/wingui/zwinapi.go
@@ -1,6 +1,5 @@
 package wingui
 
-
 import "unsafe"
 import "syscall"