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Add Support for scroll_event in WebAgg and NbAgg [backport to 1.4.x] #3968

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Merged
merged 22 commits into from
Jan 11, 2015
Merged

Add Support for scroll_event in WebAgg and NbAgg [backport to 1.4.x] #3968

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d3468e8
Add scroll event handling to javascript
blink1073 Jan 6, 2015
14d396e
Add scroll event handling to webagg backend
blink1073 Jan 6, 2015
6f39b7d
Remove debug print
blink1073 Jan 4, 2015
cea9844
Attach scrolling handler to canvas_div
blink1073 Jan 6, 2015
0aebfeb
Remove debug prints
blink1073 Jan 6, 2015
cf7b73c
Remove unused variable and function
blink1073 Jan 5, 2015
98ebe28
Revert whitespace changes
blink1073 Jan 5, 2015
18f8b91
Remove another WS change
blink1073 Jan 5, 2015
da0a36d
Simplify event listener call
blink1073 Jan 6, 2015
9a4cc84
Use jquery-style wheel event
blink1073 Jan 6, 2015
3945579
Add scroll event handling to javascript
blink1073 Jan 6, 2015
ac51ebc
Add scroll event handling to webagg backend
blink1073 Jan 6, 2015
e193570
Remove debug print
blink1073 Jan 6, 2015
f20d0ee
Attach scrolling handler to canvas_div
blink1073 Jan 6, 2015
aed51fb
Revert whitespace changes
blink1073 Jan 5, 2015
890cc67
Fix merge conflict
blink1073 Jan 6, 2015
836a93f
Remove temporary file
blink1073 Jan 6, 2015
2f22a75
Remove merge cruft
blink1073 Jan 6, 2015
fc77121
Invert sign of scroll step
blink1073 Jan 6, 2015
75c0957
Make scroll delta work on Firefox and Chrome
blink1073 Jan 6, 2015
0623766
Clean up wheel function
blink1073 Jan 7, 2015
b41a040
Update UAT
blink1073 Jan 11, 2015
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Add scroll event handling to webagg backend 
Conflicts:
	lib/matplotlib/backends/backend_webagg_core.py

Conflicts:
	lib/matplotlib/backends/backend_webagg_core.py
	lib/matplotlib/backends/web_backend/mpl.js
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@blink1073
blink1073 committed Jan 11, 2015
commit ac51ebc0a9c14046f8c6b4555a213def0788d359
26 changes: 26 additions & 0 deletions lib/matplotlib/backends/web_backend/mpl.js
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Original file line number Diff line number Diff line change
Expand Up @@ -143,6 +143,7 @@ mpl.figure.prototype._init_canvas = function() {
// Throttle sequential mouse events to 1 every 20ms.
rubberband.mousemove('motion_notify', mouse_event_fn);

<<<<<<< HEAD
rubberband.mouseenter('figure_enter', mouse_event_fn);
rubberband.mouseleave('figure_leave', mouse_event_fn);

Expand All @@ -152,6 +153,31 @@ mpl.figure.prototype._init_canvas = function() {
event.step = event.deltaY / 3.
mouse_event_fn(event);
});
=======

rubberband.mouseenter('figure_enter', mouse_event_fn);
rubberband.mouseleave('figure_leave', mouse_event_fn);

function scroll_fn(event) {
event['data'] = 'scroll'
// http://www.adomas.org/javascript-mouse-wheel/
if (event.wheelDelta) { /* IE/Opera. */
event.step = event.wheelDelta/120;
} else if (event.detail) { /** Mozilla case. */
/** In Mozilla, sign of delta is different than in IE.
* Also, delta is multiple of 3.
*/
event.step = -event.detail/3;
}
mouse_event_fn(event)
}
// Initialization code.
if (window.addEventListener)
/** DOMMouseScroll is for mozilla. */
window.addEventListener('DOMMouseScroll', scroll_fn, false);
/** IE/Opera. */
window.onmousewheel = document.onmousewheel = scroll_fn;
>>>>>>> fe99b32... Add scroll event handling to webagg backend

canvas_div.append(canvas);
canvas_div.append(rubberband);
Expand Down