1 // Copyright 2014 Google Inc. All rights reserved.
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
7 // http://www.apache.org/licenses/LICENSE-2.0
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
15 (function(scope, testing) {
16 function consumeLengthPercentOrAuto(string) {
17 return scope.consumeLengthOrPercent(string) || scope.consumeToken(/^auto/, string);
19 function parseBox(string) {
20 var result = scope.consumeList([
21 scope.ignore(scope.consumeToken.bind(null, /^rect/)),
22 scope.ignore(scope.consumeToken.bind(null, /^\(/)),
23 scope.consumeRepeated.bind(null, consumeLengthPercentOrAuto, /^,/),
24 scope.ignore(scope.consumeToken.bind(null, /^\)/)),
26 if (result && result[0].length == 4) {
31 function mergeComponent(left, right) {
32 if (left == 'auto' || right == 'auto') {
33 return [true, false, function(t) {
34 var result = t ? left : right;
35 if (result == 'auto') {
38 // FIXME: There's probably a better way to turn a dimension back into a string.
39 var merged = scope.mergeDimensions(result, result);
40 return merged[2](merged[0]);
43 return scope.mergeDimensions(left, right);
46 function wrap(result) {
47 return 'rect(' + result + ')';
50 var mergeBoxes = scope.mergeWrappedNestedRepeated.bind(null, wrap, mergeComponent, ', ');
52 scope.parseBox = parseBox;
53 scope.mergeBoxes = mergeBoxes;
55 scope.addPropertiesHandler(parseBox, mergeBoxes, ['clip']);
57 })(webAnimations1, webAnimationsTesting);