X-Git-Url: http://git.roojs.org/?a=blobdiff_plain;f=docs%2Fsrc%2FRoo_bootstrap_BezierSignature.js.html;fp=docs%2Fsrc%2FRoo_bootstrap_BezierSignature.js.html;h=6955104b3e0d9c68e538411c278612a2d3594721;hb=aad38167787853df0a110ecb4102717d97aa3cb3;hp=895c98f87cb3ba54416787ef3c0ce3b755b541ac;hpb=b4518379a854ec80681dbf54a4cd4671027b88d9;p=roojs1
diff --git a/docs/src/Roo_bootstrap_BezierSignature.js.html b/docs/src/Roo_bootstrap_BezierSignature.js.html
index 895c98f87c..6955104b3e 100644
--- a/docs/src/Roo_bootstrap_BezierSignature.js.html
+++ b/docs/src/Roo_bootstrap_BezierSignature.js.html
@@ -19,7 +19,8 @@
});
};
-Roo.extend(Roo.bootstrap.BezierSignature, Roo.bootstrap.Component, {
+Roo.extend(Roo.bootstrap.BezierSignature, Roo.bootstrap.Component,
+{
curve_data: [],
@@ -28,57 +29,57 @@
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,
@@ -171,8 +172,11 @@
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;
@@ -184,7 +188,9 @@
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)