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[Time Conductor] Added pan to Time Conductor
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169 changes: 169 additions & 0 deletions
169
platform/features/conductor-v2/conductor/src/ui/ConductorAxisController.js
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,169 @@ | ||
| /***************************************************************************** | ||
| * Open MCT Web, Copyright (c) 2014-2015, United States Government | ||
| * as represented by the Administrator of the National Aeronautics and Space | ||
| * Administration. All rights reserved. | ||
| * | ||
| * Open MCT Web is licensed under the Apache License, Version 2.0 (the | ||
| * "License"); you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * http://www.apache.org/licenses/LICENSE-2.0. | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT | ||
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the | ||
| * License for the specific language governing permissions and limitations | ||
| * under the License. | ||
| * | ||
| * Open MCT Web includes source code licensed under additional open source | ||
| * licenses. See the Open Source Licenses file (LICENSES.md) included with | ||
| * this source code distribution or the Licensing information page available | ||
| * at runtime from the About dialog for additional information. | ||
| *****************************************************************************/ | ||
|
|
||
| define( | ||
| [ | ||
| "d3" | ||
| ], | ||
| function (d3) { | ||
| var PADDING = 1; | ||
|
|
||
| /** | ||
| * The mct-conductor-axis renders a horizontal axis with regular | ||
| * labelled 'ticks'. It requires 'start' and 'end' integer values to | ||
| * be specified as attributes. | ||
| */ | ||
| function ConductorAxisController(conductor, formatService) { | ||
| // Dependencies | ||
| this.d3 = d3; | ||
| this.formatService = formatService; | ||
| this.conductor = conductor; | ||
|
|
||
| // Runtime properties (set by 'link' function) | ||
| this.target = undefined; | ||
| this.xScale = undefined; | ||
| this.xAxis = undefined; | ||
| this.axisElement = undefined; | ||
| this.initialized = false; | ||
| this.msPerPixel = undefined; | ||
|
|
||
| this.setScale = this.setScale.bind(this); | ||
| this.changeBounds = this.changeBounds.bind(this); | ||
| this.changeTimeSystem = this.changeTimeSystem.bind(this); | ||
|
|
||
| this.bounds = conductor.bounds(); | ||
| this.timeSystem = conductor.timeSystem(); | ||
| } | ||
|
|
||
| ConductorAxisController.prototype.changeBounds = function (bounds) { | ||
| this.bounds = bounds; | ||
| if (this.initialized) { | ||
| this.setScale(); | ||
| } | ||
| }; | ||
|
|
||
| ConductorAxisController.prototype.setScale = function () { | ||
| var width = this.target.offsetWidth; | ||
| var timeSystem = this.conductor.timeSystem(); | ||
| var bounds = this.bounds; | ||
|
|
||
| if (timeSystem.isUTCBased()) { | ||
| this.xScale = this.xScale || this.d3.scaleUtc(); | ||
| this.xScale.domain([new Date(bounds.start), new Date(bounds.end)]); | ||
| } else { | ||
| this.xScale = this.xScale || this.d3.scaleLinear(); | ||
| this.xScale.domain([bounds.start, bounds.end]); | ||
| } | ||
|
|
||
| this.xScale.range([PADDING, width - PADDING * 2]); | ||
| this.axisElement.call(this.xAxis); | ||
|
|
||
| this.msPerPixel = (bounds.end - bounds.start) / width; | ||
| }; | ||
|
|
||
| ConductorAxisController.prototype.changeTimeSystem = function (timeSystem) { | ||
| this.timeSystem = timeSystem; | ||
|
|
||
| var key = timeSystem.formats()[0]; | ||
| if (this.initialized && key !== undefined) { | ||
| var format = this.formatService.getFormat(key); | ||
| var bounds = this.conductor.bounds(); | ||
|
|
||
| if (timeSystem.isUTCBased()) { | ||
| this.xScale = this.d3.scaleUtc(); | ||
| } else { | ||
| this.xScale = this.d3.scaleLinear(); | ||
| } | ||
|
|
||
| this.xAxis.scale(this.xScale); | ||
| //Define a custom format function | ||
| this.xAxis.tickFormat(function (tickValue) { | ||
| // Normalize date representations to numbers | ||
| if (tickValue instanceof Date) { | ||
| tickValue = tickValue.getTime(); | ||
| } | ||
| return format.format(tickValue, { | ||
| min: bounds.start, | ||
| max: bounds.end | ||
| }); | ||
| }); | ||
| this.axisElement.call(this.xAxis); | ||
| } | ||
| }; | ||
|
|
||
| ConductorAxisController.prototype.link = function (scope, element) { | ||
| this.target = element[0].firstChild; | ||
| this.scope = scope; | ||
| var height = this.target.offsetHeight; | ||
| var vis = this.d3.select(this.target) | ||
| .append("svg:svg") | ||
| .attr("width", "100%") | ||
| .attr("height", height); | ||
|
|
||
| this.xAxis = this.d3.axisTop(); | ||
|
|
||
| // draw x axis with labels and move to the bottom of the chart area | ||
| this.axisElement = vis.append("g") | ||
| .attr("transform", "translate(0," + (height - PADDING) + ")"); | ||
|
|
||
| this.initialized = true; | ||
|
|
||
| if (this.timeSystem !== undefined) { | ||
| this.changeTimeSystem(this.timeSystem); | ||
| this.setScale(this.bounds); | ||
| } | ||
|
|
||
| //Respond to changes in conductor | ||
| this.conductor.on("timeSystem", this.changeTimeSystem); | ||
| this.conductor.on("bounds", this.changeBounds); | ||
| }; | ||
|
|
||
| ConductorAxisController.prototype.panEnd = function () { | ||
| //resync view bounds with time conductor bounds | ||
| this.conductor.bounds(this.bounds); | ||
| this.scope.$emit("pan-stop"); | ||
| }; | ||
|
|
||
| ConductorAxisController.prototype.pan = function (delta) { | ||
| if (!this.conductor.follow()) { | ||
| var deltaInMs = delta[0] * this.msPerPixel; | ||
| var bounds = this.conductor.bounds(); | ||
| var start = Math.floor((bounds.start - deltaInMs) / 1000) * 1000; | ||
| var end = Math.floor((bounds.end - deltaInMs) / 1000) * 1000; | ||
| this.bounds = { | ||
| start: start, | ||
| end: end | ||
| }; | ||
| this.setScale(); | ||
| this.scope.$emit("pan", this.bounds); | ||
| } | ||
| }; | ||
|
|
||
| ConductorAxisController.prototype.resize = function () { | ||
| if (this.initialized) { | ||
| this.setScale(); | ||
| } | ||
| }; | ||
|
|
||
| return ConductorAxisController; | ||
| } | ||
| ); |
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