From 4f3ff5fe9ffbc03e03a570dc7230fe3c729a9b98 Mon Sep 17 00:00:00 2001
From: kamichi <kamichi@fonts.jp>
Date: Wed, 2 Jan 2013 20:13:54 +0900
Subject: [PATCH] support HANE adjustment function

---
 engine/kage.js   |   34 +++++++++++++++++++++++++++++++++-
 engine/kagecd.js |    4 ++--
 engine/kagedf.js |    8 ++++----
 3 files changed, 39 insertions(+), 7 deletions(-)

diff --git a/engine/kage.js b/engine/kage.js
index 69fbee5..e6dda8c 100755
--- a/engine/kage.js
+++ b/engine/kage.js
@@ -3,7 +3,7 @@ function Kage(size){
   function makeGlyph(polygons, buhin){ // void
     var glyphData = this.kBuhin.search(buhin);
     if(glyphData != ""){
-      this.drawStrokesArray(polygons, this.adjustKirikuchi(this.adjustUroko2(this.adjustUroko(this.adjustKakato(this.adjustTate(this.adjustMage(this.getEachStrokes(glyphData))))))));
+	this.drawStrokesArray(polygons, this.adjustKirikuchi(this.adjustUroko2(this.adjustUroko(this.adjustKakato(this.adjustTate(this.adjustMage(this.adjustHane(this.getEachStrokes(glyphData)))))))));
     }
   }
   Kage.prototype.makeGlyph = makeGlyph;
@@ -63,6 +63,38 @@ function Kage(size){
   }
   Kage.prototype.getEachStrokesOfBuhin = getEachStrokesOfBuhin;
   
+  function adjustHane(sa){ // strokesArray
+      for(var i = 0; i < sa.length; i++){
+	  if((sa[i][0] == 1 || sa[i][0] == 2) && sa[i][2] == 4){
+	      var lpx; // lastPointX
+	      var lpy; // lastPointY
+	      if(sa[i][0] == 1){
+		  lpx = sa[i][5];
+		  lpy = sa[i][6];
+	      } else {
+		  lpx = sa[i][7];
+		  lpy = sa[i][8];
+	      }
+	      var mn = Infinity; // mostNear
+	      if(lpx + 18 < 100){
+		  mn = lpx + 18;
+	      }
+	      for(var j = 0; j < sa.length; j++){
+		  if(i != j && sa[j][0] == 1 && sa[j][3] == sa[j][5] && sa[j][4] <= lpy && sa[j][6] >= lpy){
+		      if(lpx - sa[j][3] < 900){
+			  mn = Math.min(mn, lpx - sa[j][3]);
+		      }
+		  }
+	      }
+	      if(mn != Infinity){
+		  sa[i][2] += Math.min(400, 400 - Math.floor(mn / 20) * 100); // 0-8 -> 0-400
+	      }
+	  }
+      }
+      return sa;
+  }
+  Kage.prototype.adjustHane = adjustHane;
+
   function adjustUroko(strokesArray){ // strokesArray
     for(var i = 0; i < strokesArray.length; i++){
       if(strokesArray[i][0] == 1 && strokesArray[i][2] == 0){ // no operation for TATE
diff --git a/engine/kagecd.js b/engine/kagecd.js
index a6e4bbf..914cdbb 100755
--- a/engine/kagecd.js
+++ b/engine/kagecd.js
@@ -616,8 +616,8 @@ function cdDrawCurveU(kage, polygons, x1, y1, sx1, sy1, sx2, sy2, x2, y2, ta1, t
       poly = new Polygon();
       poly.push(x2, y2);
       poly.push(x2, y2 - kMinWidthT);
-      poly.push(x2 - kage.kWidth * 4 * Math.pow(kMinWidthT / kage.kMinWidthT, 3), y2 - kMinWidthT);
-      poly.push(x2 - kage.kWidth * 4 * Math.pow(kMinWidthT / kage.kMinWidthT, 3), y2 - kMinWidthT * 0.5);
+      poly.push(x2 - kage.kWidth * 4 * Math.min(1 - opt2 / 10, Math.pow(kMinWidthT / kage.kMinWidthT, 3)), y2 - kMinWidthT);
+      poly.push(x2 - kage.kWidth * 4 * Math.min(1 - opt2 / 10, Math.pow(kMinWidthT / kage.kMinWidthT, 3)), y2 - kMinWidthT * 0.5);
       //poly.reverse();
       polygons.push(poly);
     }
diff --git a/engine/kagedf.js b/engine/kagedf.js
index 3acbe29..c420387 100755
--- a/engine/kagedf.js
+++ b/engine/kagedf.js
@@ -7,7 +7,7 @@ function dfDrawFont(kage, polygons, a1, a2, a3, x1, y1, x2, y2, x3, y3, x4, y4){
     case 0:
       break;
     case 1:
-      if(a3 == 4){
+      if(a3 % 100 == 4){
         if(x1 == x2){
           if(y1 < y2){ v = 1; } else{ v = -1; }
           tx1 = x2;
@@ -25,7 +25,7 @@ function dfDrawFont(kage, polygons, a1, a2, a3, x1, y1, x2, y2, x3, y3, x4, y4){
           ty1 = y2 - kage.kMage * Math.sin(rad) * v;
         }
         cdDrawLine(kage, polygons, x1, y1, tx1, ty1, a2, 1);
-        cdDrawCurve(kage, polygons, tx1, ty1, x2, y2, x2 - kage.kMage * (((kage.kAdjustTateStep + 4) - Math.floor(a2 / 1000)) / (kage.kAdjustTateStep + 4)), y2, 1 + (a2 - a2 % 1000), 14);
+        cdDrawCurve(kage, polygons, tx1, ty1, x2, y2, x2 - kage.kMage * (((kage.kAdjustTateStep + 4) - Math.floor(a2 / 1000)) / (kage.kAdjustTateStep + 4)), y2, 1 + (a2 - a2 % 1000), a3 + 10);
       }
       else{
         cdDrawLine(kage, polygons, x1, y1, x2, y2, a2, a3);
@@ -33,7 +33,7 @@ function dfDrawFont(kage, polygons, a1, a2, a3, x1, y1, x2, y2, x3, y3, x4, y4){
       break;
     case 2:
     //case 12: // ... no need
-      if(a3 == 4){
+      if(a3 % 100 == 4){
         if(x2 == x3){
           tx1 = x3;
           ty1 = y3 - kage.kMage;
@@ -49,7 +49,7 @@ function dfDrawFont(kage, polygons, a1, a2, a3, x1, y1, x2, y2, x3, y3, x4, y4){
           ty1 = y3 - kage.kMage * Math.sin(rad) * v;
         }
         cdDrawCurve(kage, polygons, x1, y1, x2, y2, tx1, ty1, a2, 1);
-        cdDrawCurve(kage, polygons, tx1, ty1, x3, y3, x3 - kage.kMage, y3, 1, 14);
+        cdDrawCurve(kage, polygons, tx1, ty1, x3, y3, x3 - kage.kMage, y3, 1, a3 + 10);
       }
       else if(a3 == 5){
         cdDrawCurve(kage, polygons, x1, y1, x2, y2, x3, y3, a2, 15);
-- 
1.7.10.4