X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=engine%2Fpolygons.js;h=a52305c79846ffc41cc4a24f6640b53b048553e4;hb=6ed7b81dd59d5a537577ede2c2eda60b4dfe0640;hp=fed54a1cef20a8c2c7f252f5a03b4fbc6170408d;hpb=897e6744d4d38368e2773dcda1212128a6491f60;p=chise%2Fkage.git

diff --git a/engine/polygons.js b/engine/polygons.js
index fed54a1..a52305c 100755
--- a/engine/polygons.js
+++ b/engine/polygons.js
@@ -1,38 +1,47 @@
 function Polygons(){
   // method
+ 	function clear(){ // void
+    this.array = new Array();
+  }
+  Polygons.prototype.clear = clear;
+	
   function push(polygon){ // void
     // only a simple check
     var minx = 200;
     var maxx = 0;
     var miny = 200;
     var maxy = 0;
+    var error = 0;
     for(var i = 0; i < polygon.array.length; i++){
       if(polygon.array[i].x < minx){
-	minx = polygon.array[i].x;
+        minx = polygon.array[i].x;
       }
       if(polygon.array[i].x > maxx){
-	maxx = polygon.array[i].x;
+        maxx = polygon.array[i].x;
       }
       if(polygon.array[i].y < miny){
-	miny = polygon.array[i].y;
+        miny = polygon.array[i].y;
       }
       if(polygon.array[i].y > maxy){
-	maxy = polygon.array[i].y;
+        maxy = polygon.array[i].y;
+      }
+      if(isNaN(polygon.array[i].x) || isNaN(polygon.array[i].y)){
+        error++;
       }
     }
-    if(minx != maxx && miny != maxy && polygon.array.length >= 3){
+    if(error == 0 && minx != maxx && miny != maxy && polygon.array.length >= 3){
       var newArray = new Array();
       newArray.push(polygon.array.shift());
       while(polygon.array.length != 0){
-	var temp = polygon.array.shift();
-	if(newArray[newArray.length - 1].x != temp.x ||
-	   newArray[newArray.length - 1].y != temp.y){
-	  newArray.push(temp);
-	}
+        var temp = polygon.array.shift();
+        if(newArray[newArray.length - 1].x != temp.x ||
+           newArray[newArray.length - 1].y != temp.y){
+          newArray.push(temp);
+        }
       }
       if(newArray.length >= 3){
-	polygon.array = newArray;
-	this.array.push(polygon);
+        polygon.array = newArray;
+        this.array.push(polygon);
       }
     }
   }
@@ -54,36 +63,36 @@ function Polygons(){
     return buffer;
   }
   Polygons.prototype.generateSVG = generateSVG;
-
-    function generateEPS(){ // string
-	var buffer = "";
-	buffer += "%!PS-Adobe-3.0 EPSF-3.0\n";
-	buffer += "%%BoundingBox: 0 -208 1024 816\n";
-	buffer += "%%Pages: 0\n";
-	buffer += "%%Title: Kanji glyph\n";
-	buffer += "%%Creator: GlyphWiki powered by KAGE system\n";
-	buffer += "%%CreationDate: " + new Date() + "\n";
-	buffer += "%%EndComments\n";
-	buffer += "%%EndProlog\n";
-	buffer += "newpath\n";
-	
-	for(var i = 0; i < this.array.length; i++){
-	    for(var j = 0; j < this.array[i].array.length; j++){
-		buffer += (this.array[i].array[j].x * 5) + " " + (1000 - this.array[i].array[j].y * 5 - 200) + " ";
-		if(j == 0){
-		    buffer += "moveto\n";
-		} else {
-		    buffer += "lineto\n";
-		}
-	    }
-	    buffer += "closepath\n";
-	}
-	buffer += "fill\n";
-	buffer += "%%EOF\n";
-	return buffer;
+  
+  function generateEPS(){ // string
+    var buffer = "";
+    buffer += "%!PS-Adobe-3.0 EPSF-3.0\n";
+    buffer += "%%BoundingBox: 0 -208 1024 816\n";
+    buffer += "%%Pages: 0\n";
+    buffer += "%%Title: Kanji glyph\n";
+    buffer += "%%Creator: GlyphWiki powered by KAGE system\n";
+    buffer += "%%CreationDate: " + new Date() + "\n";
+    buffer += "%%EndComments\n";
+    buffer += "%%EndProlog\n";
+    buffer += "newpath\n";
+    
+    for(var i = 0; i < this.array.length; i++){
+      for(var j = 0; j < this.array[i].array.length; j++){
+        buffer += (this.array[i].array[j].x * 5) + " " + (1000 - this.array[i].array[j].y * 5 - 200) + " ";
+        if(j == 0){
+          buffer += "moveto\n";
+        } else {
+          buffer += "lineto\n";
+        }
+      }
+      buffer += "closepath\n";
     }
-    Polygons.prototype.generateEPS = generateEPS;
-
+    buffer += "fill\n";
+    buffer += "%%EOF\n";
+    return buffer;
+  }
+  Polygons.prototype.generateEPS = generateEPS;
+  
   // property
   this.array = new Array();