X-Git-Url: http://git.roojs.org/?a=blobdiff_plain;f=docs%2Fsrc%2FRoo_bootstrap_BezierSignature.js.html;h=7515c284b160b45132500a27bbec0a84d0dcbbbd;hb=e1ed3070d9f9af1564a515a7f1225b7845da57d8;hp=a0892af4a947693e5d7d53c393de12594ba1af9e;hpb=7daf2ddd99f621b570cebe6c24571cbcf1dc32c9;p=roojs1
diff --git a/docs/src/Roo_bootstrap_BezierSignature.js.html b/docs/src/Roo_bootstrap_BezierSignature.js.html
index a0892af4a9..7515c284b1 100644
--- a/docs/src/Roo_bootstrap_BezierSignature.js.html
+++ b/docs/src/Roo_bootstrap_BezierSignature.js.html
@@ -31,57 +31,57 @@
mouse_btn_down: true,
canvas_height: '200px',
dot_size: false,
min_width: 0.5,
max_width: 2.5,
throttle: 16,
min_distance: 5,
bg_color: 'rgba(0, 0, 0, 0)',
dot_color: 'black',
velocity_filter_weight: 0.7,
onBegin: false,
onEnd: false,
@@ -174,8 +174,11 @@
var canvas = this.canvasEl().dom;
var ctx = this.canvasElCtx();
- var img_data = ctx.getImageData(0, 0, canvas.width, canvas.height);
+ var img_data = false;
+ if(canvas.width > 0) {
+ var img_data = ctx.getImageData(0, 0, canvas.width, canvas.height);
+ }
canvas.width = 0;
@@ -187,7 +190,9 @@
canvas.width = this.el.dom.clientWidth - padding_left - padding_right;
- ctx.putImageData(img_data, 0, 0);
+ if(img_data) {
+ ctx.putImageData(img_data, 0, 0);
+ }
},
_handleMouseDown: function(e)