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Side by Side Diff: charted/lib/charts/src/chart_events_impl.dart

Issue 1400473008: Roll Observatory packages and add a roll script (Closed) Base URL: git@github.com:dart-lang/observatory_pub_packages.git@master
Patch Set: Created 5 years, 2 months ago
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1 //
2 // Copyright 2014 Google Inc. All rights reserved.
3 //
4 // Use of this source code is governed by a BSD-style
5 // license that can be found in the LICENSE file or at
6 // https://developers.google.com/open-source/licenses/bsd
7 //
8
9 part of charted.charts;
10
11 class DefaultChartEventImpl implements ChartEvent {
12 @override
13 final ChartArea area;
14
15 @override
16 final ChartSeries series;
17
18 @override
19 final MouseEvent source;
20
21 @override
22 final int column;
23
24 @override
25 final int row;
26
27 @override
28 final num value;
29
30 @override
31 num chartX = 0;
32
33 @override
34 num chartY = 0;
35
36 DefaultChartEventImpl(this.source, this.area,
37 [this.series, this.row, this.column, this.value]) {
38 var hostRect = area.host.getBoundingClientRect(),
39 left = area.config.isRTL
40 ? area.theme.padding.end
41 : area.theme.padding.start;
42 if (source != null) {
43 chartX = source.client.x - hostRect.left - left;
44 chartY = source.client.y - hostRect.top - area.theme.padding.top;
45 }
46 }
47 }
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