tracing/tracing/value/ui/scalar_context_controller.html - Issue 2771723003: [tracing] Move math utilities from base into their own subdirectory (attempt 2)

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Issue 2771723003: [tracing] Move math utilities from base into their own subdirectory (attempt 2) (Closed)

Patch Set: rebase Created 3 years, 9 months ago

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1 <!DOCTYPE html>	1 <!DOCTYPE html>

2 <!--	2 <!--

3 Copyright 2016 The Chromium Authors. All rights reserved.	3 Copyright 2016 The Chromium Authors. All rights reserved.

4 Use of this source code is governed by a BSD-style license that can be	4 Use of this source code is governed by a BSD-style license that can be

5 found in the LICENSE file.	5 found in the LICENSE file.

6 -->	6 -->

7	7

8 <link rel="import" href="/tracing/base/event.html">	8 <link rel="import" href="/tracing/base/event.html">

	9 <link rel="import" href="/tracing/base/math/range.html">

9 <link rel="import" href="/tracing/base/raf.html">	10 <link rel="import" href="/tracing/base/raf.html">

10 <link rel="import" href="/tracing/base/range.html">

11	11

12 <dom-module id='tr-v-ui-scalar-context-controller'>	12 <dom-module id='tr-v-ui-scalar-context-controller'>

13 <template></template>	13 <template></template>

14 </dom-module>	14 </dom-module>

15	15

16 <!--	16 <!--

17 @fileoverview Polymer element for controlling common context across scalar	17 @fileoverview Polymer element for controlling common context across scalar

18 spans. To facilitate multiple separate contexts (e.g. a separate context for	18 spans. To facilitate multiple separate contexts (e.g. a separate context for

19 each table column), each scalar span has to specify which "context group"	19 each table column), each scalar span has to specify which "context group"

20 it belongs to:	20 it belongs to:

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105	105

106 getContext: function(group) {	106 getContext: function(group) {

107 return this.groupToContext_.get(group);	107 return this.groupToContext_.get(group);

108 },	108 },

109	109

110 onScalarSpanAdded: function(group, span) {	110 onScalarSpanAdded: function(group, span) {

111 let context = this.groupToContext_.get(group);	111 let context = this.groupToContext_.get(group);

112 if (context === undefined) {	112 if (context === undefined) {

113 context = {	113 context = {

114 spans: new Set(),	114 spans: new Set(),

115 range: new tr.b.Range()	115 range: new tr.b.math.Range()

116 };	116 };

117 this.groupToContext_.set(group, context);	117 this.groupToContext_.set(group, context);

118 }	118 }

119 if (context.spans.has(span))	119 if (context.spans.has(span))

120 throw new Error('Scalar span already registered with group: ' + group);	120 throw new Error('Scalar span already registered with group: ' + group);

121 context.spans.add(span);	121 context.spans.add(span);

122 this._markGroupDirtyAndScheduleUpdate(group);	122 this._markGroupDirtyAndScheduleUpdate(group);

123 },	123 },

124	124

125 onScalarSpanRemoved: function(group, span) {	125 onScalarSpanRemoved: function(group, span) {

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187 while (Polymer.dom(node).parentNode)	187 while (Polymer.dom(node).parentNode)

188 node = Polymer.dom(node).parentNode;	188 node = Polymer.dom(node).parentNode;

189 return node.host;	189 return node.host;

190 }	190 }

191	191

192 return {	192 return {

193 getScalarContextControllerForElement,	193 getScalarContextControllerForElement,

194 };	194 };

195 });	195 });

196 </script>	196 </script>

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