From 1c5685d68f1b73270fb814fe04cbb490eb90ba5f Mon Sep 17 00:00:00 2001
From: mensonge
Date: Fri, 14 Nov 2008 15:39:19 +0000
Subject: Minor fix: Remove DOJO library (60Mo) replaced by link to Google CDN
 (online DOJO library)

git-svn-id: https://semanticscuttle.svn.sourceforge.net/svnroot/semanticscuttle/trunk@159 b3834d28-1941-0410-a4f8-b48e95affb8f
---
 includes/js/dojox/gfx/arc.js | 122 -------------------------------------------
 1 file changed, 122 deletions(-)
 delete mode 100644 includes/js/dojox/gfx/arc.js

(limited to 'includes/js/dojox/gfx/arc.js')

diff --git a/includes/js/dojox/gfx/arc.js b/includes/js/dojox/gfx/arc.js
deleted file mode 100644
index 4a0eade..0000000
--- a/includes/js/dojox/gfx/arc.js
+++ /dev/null
@@ -1,122 +0,0 @@
-if(!dojo._hasResource["dojox.gfx.arc"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
-dojo._hasResource["dojox.gfx.arc"] = true;
-dojo.provide("dojox.gfx.arc");
-
-dojo.require("dojox.gfx.matrix");
-
-(function(){
-	var m = dojox.gfx.matrix,
-		unitArcAsBezier = function(alpha){
-			// summary: return a start point, 1st and 2nd control points, and an end point of
-			//		a an arc, which is reflected on the x axis
-			// alpha: Number: angle in radians, the arc will be 2 * angle size
-			var cosa  = Math.cos(alpha), sina  = Math.sin(alpha),
-				p2 = {x: cosa + (4 / 3) * (1 - cosa), y: sina - (4 / 3) * cosa * (1 - cosa) / sina};
-			return {	// Object
-				s:  {x: cosa, y: -sina},
-				c1: {x: p2.x, y: -p2.y},
-				c2: p2,
-				e:  {x: cosa, y: sina}
-			};
-		},
-		twoPI = 2 * Math.PI, pi4 = Math.PI / 4, pi8 = Math.PI / 8, 
-		pi48 = pi4 + pi8, curvePI4 = unitArcAsBezier(pi8);
-
-	dojo.mixin(dojox.gfx.arc, {
-		unitArcAsBezier: unitArcAsBezier,
-		curvePI4: curvePI4,
-		arcAsBezier: function(last, rx, ry, xRotg, large, sweep, x, y){
-			// summary: calculates an arc as a series of Bezier curves
-			//	given the last point and a standard set of SVG arc parameters,
-			//	it returns an array of arrays of parameters to form a series of
-			//	absolute Bezier curves.
-			// last: Object: a point-like object as a start of the arc
-			// rx: Number: a horizontal radius for the virtual ellipse
-			// ry: Number: a vertical radius for the virtual ellipse
-			// xRotg: Number: a rotation of an x axis of the virtual ellipse in degrees
-			// large: Boolean: which part of the ellipse will be used (the larger arc if true)
-			// sweep: Boolean: direction of the arc (CW if true)
-			// x: Number: the x coordinate of the end point of the arc
-			// y: Number: the y coordinate of the end point of the arc
-			
-			// calculate parameters
-			large = Boolean(large);
-			sweep = Boolean(sweep);
-			var xRot = m._degToRad(xRotg),
-				rx2 = rx * rx, ry2 = ry * ry,
-				pa = m.multiplyPoint(
-					m.rotate(-xRot), 
-					{x: (last.x - x) / 2, y: (last.y - y) / 2}
-				),
-				pax2 = pa.x * pa.x, pay2 = pa.y * pa.y,
-				c1 = Math.sqrt((rx2 * ry2 - rx2 * pay2 - ry2 * pax2) / (rx2 * pay2 + ry2 * pax2));
-			if(isNaN(c1)){ c1 = 0; }
-			var	ca = {
-					x:  c1 * rx * pa.y / ry,
-					y: -c1 * ry * pa.x / rx
-				};
-			if(large == sweep){
-				ca = {x: -ca.x, y: -ca.y};
-			}
-			// the center
-			var c = m.multiplyPoint(
-				[
-					m.translate(
-						(last.x + x) / 2,
-						(last.y + y) / 2
-					),
-					m.rotate(xRot)
-				], 
-				ca
-			);
-			// calculate the elliptic transformation
-			var elliptic_transform = m.normalize([
-				m.translate(c.x, c.y),
-				m.rotate(xRot),
-				m.scale(rx, ry)
-			]);
-			// start, end, and size of our arc
-			var inversed = m.invert(elliptic_transform),
-				sp = m.multiplyPoint(inversed, last),
-				ep = m.multiplyPoint(inversed, x, y),
-				startAngle = Math.atan2(sp.y, sp.x),
-				endAngle   = Math.atan2(ep.y, ep.x),
-				theta = startAngle - endAngle;	// size of our arc in radians
-			if(sweep){ theta = -theta; }
-			if(theta < 0){
-				theta += twoPI;
-			}else if(theta > twoPI){
-				theta -= twoPI;
-			}
-							
-			// draw curve chunks
-			var alpha = pi8, curve = curvePI4, step  = sweep ? alpha : -alpha,
-				result = [];
-			for(var angle = theta; angle > 0; angle -= pi4){
-				if(angle < pi48){
-					alpha = angle / 2;
-					curve = unitArcAsBezier(alpha);
-					step  = sweep ? alpha : -alpha;
-					angle = 0;	// stop the loop
-				}
-				var c1, c2, e,
-					M = m.normalize([elliptic_transform, m.rotate(startAngle + step)]);
-				if(sweep){
-					c1 = m.multiplyPoint(M, curve.c1);
-					c2 = m.multiplyPoint(M, curve.c2);
-					e  = m.multiplyPoint(M, curve.e );
-				}else{
-					c1 = m.multiplyPoint(M, curve.c2);
-					c2 = m.multiplyPoint(M, curve.c1);
-					e  = m.multiplyPoint(M, curve.s );
-				}
-				// draw the curve
-				result.push([c1.x, c1.y, c2.x, c2.y, e.x, e.y]);
-				startAngle += 2 * step;
-			}
-			return result;	// Object
-		}
-	});
-})();
-
-}
-- 
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