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Minor fixes to allow null frames internally #1121

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Merged
merged 3 commits into from
Nov 9, 2016
Merged

Minor fixes to allow null frames internally #1121

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aaf9087
Minor fixes to allow null frames internally
rreusser Nov 8, 2016
eb090db
Merge branch 'master' into null-frames
rreusser Nov 8, 2016
d128a77
Merge branch 'master' into null-frames
rreusser Nov 9, 2016
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4 changes: 3 additions & 1 deletion src/plot_api/plot_api.js
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Original file line number Diff line number Diff line change
Expand Up @@ -2399,6 +2399,8 @@ Plotly.animate = function(gd, frameOrGroupNameOrFrameList, animationOpts) {
for(i = 0; i < trans._frames.length; i++) {
frame = trans._frames[i];

if(!frame) continue;
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so, technically, not just null is special. Any non-numeric i would make trans._frames[i] falsy?

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i can't be non-numeric since it's the array index. This is a check to see if the accessed frame is falsey. Perhaps a better check is if (!Lib.isPlainObject(frame)).


if(allFrames || frame.group === frameOrGroupNameOrFrameList) {
frameList.push({
type: 'byname',
Expand Down Expand Up @@ -2561,7 +2563,7 @@ Plotly.addFrames = function(gd, frameList, indices) {
if(_hash[frame.name]) {
// If frame is present, overwrite its definition:
for(j = 0; j < _frames.length; j++) {
if(_frames[j].name === frame.name) break;
if((_frames[j] || {}).name === frame.name) break;
}
ops.push({type: 'replace', index: j, value: frame});
revops.unshift({type: 'replace', index: j, value: _frames[j]});
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2 changes: 1 addition & 1 deletion src/plots/plots.js
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Expand Up @@ -1429,7 +1429,7 @@ plots.modifyFrames = function(gd, operations) {
break;*/
case 'replace':
frame = op.value;
var oldName = _frames[op.index].name;
var oldName = (_frames[op.index] || {}).name;
var newName = frame.name;
_frames[op.index] = _hash[newName] = frame;

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30 changes: 30 additions & 0 deletions test/jasmine/tests/animate_test.js
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Expand Up @@ -579,3 +579,33 @@ describe('Test animate API', function() {
});
});
});

describe('null frames', function() {
'use strict';

var gd, mockCopy;

beforeEach(function(done) {
gd = createGraphDiv();

mockCopy = Lib.extendDeep({}, mock);

Plotly.plot(gd, mockCopy.data, mockCopy.layout).then(function() {
return Plotly.addFrames(gd, mockCopy.frames);
}).then(done);
});

afterEach(function() {
Plotly.purge(gd);
destroyGraphDiv();
});

it('should not break everything', function(done) {
gd._transitionData._frames.push(null);

Plotly.animate(gd, null, {
frame: {duration: 0},
transition: {duration: 0}
}).catch(fail).then(done);
});
});