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fix dimension rendering

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This commit is contained in:
Val Erastov 2016-02-11 21:47:31 -08:00
parent 428005e71b
commit 9cec97fee1
1 changed files with 10 additions and 6 deletions
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16
web/app/sketcher/shapes/dim.js
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@ -62,14 +62,18 @@ TCAD.TWO.LinearDimension.prototype.drawImpl = function(ctx, scale, viewer) {
ctx.lineTo(_bx, _by);
function drawRef(startA, a) {
var off2 = 1.2;
ctx.moveTo(startA.x, startA.y);
ctx.lineTo(a.x + _vx * off2, a.y + _vy * off2);
function drawRef(start, x, y) {
var vec = new TCAD.Vector(x - start.x, y - start.y);
vec._normalize();
vec._multiply(7);
ctx.moveTo(start.x, start.y );
ctx.lineTo(x, y);
ctx.lineTo(x + vec.x, y + vec.y);
}
drawRef(startA, a);
drawRef(startB, b);
drawRef(startA, _ax, _ay);
drawRef(startB, _bx, _by);
ctx.closePath();
ctx.stroke();