shorten some svg file writes

app/src/main/kotlin/com/simplemobiletools/draw/Svg.kt

@@ -19,20 +19,8 @@ object Svg {
 
     private fun writeSvg(writer: Writer, backgroundColor: Int, paths: Map<MyPath, PaintOptions>, width: Int, height: Int) {
         writer.apply {
-            write("<svg width=\"")
+            write("<svg width=\"$width\" height=\"$height\" xmlns=\"http://www.w3.org/2000/svg\">")
-            write(width.toString())
+            write("<rect width=\"$width\" height=\"$height\" fill=\"#${Integer.toHexString(backgroundColor).substring(2)}\"/>")
-            write("\" height=\"")
-            write(height.toString())
-            write("\" xmlns=\"http://www.w3.org/2000/svg\">")
-
-            // background rect
-            write("<rect width=\"")
-            write(width.toString())
-            write("\" height=\"")
-            write(height.toString())
-            write("\" fill=\"#")
-            write(Integer.toHexString(backgroundColor).substring(2))
-            write("\"/>")
 
             for ((key, value) in paths) {
                 writePath(this, key, value)

app/src/main/kotlin/com/simplemobiletools/draw/actions/Line.kt

@@ -32,11 +32,6 @@ class Line : Action {
     }
 
     override fun perform(writer: Writer) {
-        writer.apply {
+        writer.write("L$x,$y")
-            write("L")
-            write(x.toString())
-            write(",")
-            write(y.toString())
-        }
     }
 }

app/src/main/kotlin/com/simplemobiletools/draw/actions/Move.kt

@@ -32,11 +32,6 @@ class Move : Action {
     }
 
     override fun perform(writer: Writer) {
-        writer.apply {
+        writer.write("M$x,$y")
-            write("M")
-            write(x.toString())
-            write(",")
-            write(y.toString())
-        }
     }
 }

app/src/main/kotlin/com/simplemobiletools/draw/actions/Quad.kt

@@ -41,15 +41,6 @@ class Quad : Action {
     }
 
     override fun perform(writer: Writer) {
-        writer.apply {
+        writer.write("Q$x1,$y1 $x2,$y2")
-            write("Q")
-            write(x1.toString())
-            write(",")
-            write(y1.toString())
-            write(" ")
-            write(x2.toString())
-            write(",")
-            write(y2.toString())
-        }
     }
 }