Web: Implemented GlowArrow.

java/jsw/ge/src/ge.html

@@ -20,6 +20,7 @@
   <script type="text/babel" src="glow_annot.ts"></script>
   <script type="text/babel" src="glow_arc.ts"></script>
   <script type="text/babel" src="glow_array.ts"></script>
+  <script type="text/babel" src="glow_arrow.ts"></script>
   <script type="text/babel" src="glow_cformat.ts"></script>
   <script type="text/babel" src="glow_con.ts"></script>
   <script type="text/babel" src="glow_conclass.ts"></script>

java/jsw/glow/src/glow_arrow.ts

+class GlowArrow {
+  ctx: GrowCtx;
+  p_dest: GlowPoint;
+  p1: GlowPoint;
+  p2: GlowPoint;
+  arrow_width: Number;
+  arrow_length: Number;
+  draw_type: DrawType;
+  line_width: Number;
+
+  constructor(ctx) {
+    this.ctx = ctx;
+    this.p_dest = new GlowPoint();
+    this.p1 = new GlowPoint();
+    this.p2 = new GlowPoint();
+  }
+
+  open(lines, row) {
+    let i;
+    for (i = row; i < lines.length; i++) {
+      let tokens = lines[i].split(' ');
+      let key = parseInt(tokens[0], 10);
+
+      switch (key) {
+        case GlowSave.Arrow:
+          break;
+        case GlowSave.Arrow_arrow_width:
+          this.arrow_width = Number(tokens[1]);
+          break;
+        case GlowSave.Arrow_arrow_length:
+          this.arrow_length = Number(tokens[1]);
+          break;
+        case GlowSave.Arrow_draw_type:
+          this.draw_type = DrawType(tokens[1]);
+          break;
+        case GlowSave.Arrow_line_width:
+          this.line_width = parseInt(tokens[1], 10);
+          break;
+        case GlowSave.Arrow_p_dest:
+          i = this.p_dest.open(lines, i + 1);
+          break;
+        case GlowSave.Arrow_p1:
+          i = this.p1.open(lines, i + 1);
+          break;
+        case GlowSave.Arrow_p2:
+          i = this.p2.open(lines, i + 1);
+          break;
+        case GlowSave.End:
+          return i;
+        default:
+          console.log("Syntax error in GlowArrow");
+          break;
+      }
+    }
+
+    return i;
+  }
+}
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