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[Code Style] Continue refactor of Plot bundle

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Continue refactoring Plot bundle to use prototypes,
WTD-1482
This commit is contained in:
Victor Woeltjen
2015-08-12 16:12:44 -07:00
parent 18bc7d3637
commit aefad6fdd3
7 changed files with 531 additions and 557 deletions
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119
platform/features/plot/src/elements/PlotPreparer.js
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@ -49,8 +49,7 @@ define(
min = [Number.POSITIVE_INFINITY, Number.POSITIVE_INFINITY],
x,
y,
domainOffset = Number.POSITIVE_INFINITY,
buffers;
domainOffset = Number.POSITIVE_INFINITY;
// Remove any undefined data sets
datas = (datas || []).filter(identity);
@ -85,65 +84,69 @@ define(
}
// Convert to Float32Array
buffers = vertices.map(function (v) { return new Float32Array(v); });
this.buffers = vertices.map(function (v) {
return new Float32Array(v);
});
return {
/**
* Get the dimensions which bound all data in the provided
* data sets. This is given as a two-element array where the
* first element is domain, and second is range.
* @returns {number[]} the dimensions which bound this data set
* @memberof platform/features/plot.PlotPreparer#
*/
getDimensions: function () {
return [max[0] - min[0], max[1] - min[1]];
},
/**
* Get the origin of this data set's boundary.
* This is given as a two-element array where the
* first element is domain, and second is range.
* The domain value here is not adjusted by the domain offset.
* @returns {number[]} the origin of this data set's boundary
* @memberof platform/features/plot.PlotPreparer#
*/
getOrigin: function () {
return min;
},
/**
* Get the domain offset; this offset will have been subtracted
* from all domain values in all buffers returned by this
* preparer, in order to minimize loss-of-precision due to
* conversion to the 32-bit float format needed by WebGL.
* @returns {number} the domain offset
* @memberof platform/features/plot.PlotPreparer#
*/
getDomainOffset: function () {
return domainOffset;
},
/**
* Get all renderable buffers for this data set. This will
* be returned as an array which can be correlated back to
* the provided telemetry data objects (from the constructor
* call) by index.
*
* Internally, these are flattened; each buffer contains a
* sequence of alternating domain and range values.
*
* All domain values in all buffers will have been adjusted
* from their original values by subtraction of the domain
* offset; this minimizes loss-of-precision resulting from
* the conversion to 32-bit floats, which may otherwise
* cause aliasing artifacts (particularly for timestamps)
*
* @returns {Float32Array[]} the buffers for these traces
* @memberof platform/features/plot.PlotPreparer#
*/
getBuffers: function () {
return buffers;
}
};
this.min = min;
this.max = max;
this.domainOffset = domainOffset;
}
/**
* Get the dimensions which bound all data in the provided
* data sets. This is given as a two-element array where the
* first element is domain, and second is range.
* @returns {number[]} the dimensions which bound this data set
*/
PlotPreparer.prototype.getDimensions = function () {
var max = this.max, min = this.min;
return [max[0] - min[0], max[1] - min[1]];
};
/**
* Get the origin of this data set's boundary.
* This is given as a two-element array where the
* first element is domain, and second is range.
* The domain value here is not adjusted by the domain offset.
* @returns {number[]} the origin of this data set's boundary
*/
PlotPreparer.prototype.getOrigin = function () {
return this.min;
};
/**
* Get the domain offset; this offset will have been subtracted
* from all domain values in all buffers returned by this
* preparer, in order to minimize loss-of-precision due to
* conversion to the 32-bit float format needed by WebGL.
* @returns {number} the domain offset
*/
PlotPreparer.prototype.getDomainOffset = function () {
return this.domainOffset;
};
/**
* Get all renderable buffers for this data set. This will
* be returned as an array which can be correlated back to
* the provided telemetry data objects (from the constructor
* call) by index.
*
* Internally, these are flattened; each buffer contains a
* sequence of alternating domain and range values.
*
* All domain values in all buffers will have been adjusted
* from their original values by subtraction of the domain
* offset; this minimizes loss-of-precision resulting from
* the conversion to 32-bit floats, which may otherwise
* cause aliasing artifacts (particularly for timestamps)
*
* @returns {Float32Array[]} the buffers for these traces
*/
PlotPreparer.prototype.getBuffers = function () {
return this.buffers;
};
return PlotPreparer;
}