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<link rel="import" href="../polymer/polymer.html">
<dom-module id="tf-graph-icon">
<template>
<template is="dom-if" if="[[_isType(node, type, 'OP')]]">
<template is="dom-if" if="[[_isConst(node, const)]]">
<svg height$="[[height]]"
preserveAspectRatio="xMinYMid meet" viewBox="0 0 10 10">
<circle cx="5" cy="5" r="3"
fill$="[[_getFill(_computedFill, 'OP')]]"
stroke$="[[_getStroke(_computedFill, 'OP')]]" />
</svg>
</template>
<template is="dom-if" if="[[_isSummary(node, summary)]]">
<svg width$="[[height]]" height$="[[height]]" viewBox="0 0 12 12">
<use x="0" y="0" xlink:href="#summary-icon" />
</svg>
</template>
<template is="dom-if" if="[[_isRegularOp(node, const, summary)]]">
<svg height$="[[height]]"
preserveAspectRatio="xMinYMid meet" viewBox="0 0 16 8">
<use xmlns:xlink="http://www.w3.org/1999/xlink"
xlink:href="#op-node-stamp"
fill$="[[_getFill(_computedFill, 'OP')]]"
stroke$="[[_getStroke(_computedFill, 'OP')]]"
x="8" y="4" />
</svg>
</template>
</template>
<template is="dom-if" if="[[_isType(node, type, 'META')]]">
<svg height$="[[height]]"
preserveAspectRatio="xMinYMid meet" viewBox="0 0 37 16">
<rect x="1" y="1"
fill$="[[_getFill(_computedFill, 'META')]]"
stroke$="[[_getStroke(_computedFill, 'META')]]"
stroke-width="2px"
height="14" width="35"
rx="5" ry="5" />
</svg>
</template>
<template is="dom-if" if="[[_isType(node, type, 'SERIES')]]">
<template is="dom-if" if="[[_isVertical(node, vertical)]]">
<svg height$="[[height]]"
preserveAspectRatio="xMinYMid meet" viewBox="0 0 16 15">
<use xmlns:xlink="http://www.w3.org/1999/xlink"
xlink:href="#op-series-vertical-stamp"
fill$="[[_getFill(_computedFill, 'SERIES')]]"
stroke$="[[_getStroke(_computedFill, 'SERIES')]]"
x="0" y="2" />
</svg>
</template>
<template is="dom-if" if="[[!_isVertical(node, vertical)]]">
<svg height$="[[height]]"
preserveAspectRatio="xMinYMid meet" viewBox="0 0 24 10">
<use xmlns:xlink="http://www.w3.org/1999/xlink"
xlink:href="#op-series-horizontal-stamp"
fill$="[[_getFill(_computedFill, 'SERIES')]]"
stroke$="[[_getStroke(_computedFill, 'SERIES')]]"
x="0" y="1" />
</svg>
</template>
</template>
</template>
<script>
(function() {
Polymer({
is: 'tf-graph-icon',
properties: {
/**
* Node to represent with an icon. Optional, but if specified, its
* properties override those defined in the type, vertical, const and
* summary properties.
* @type {tf.graph.Node}
*/
node: {
type: Object,
value: null
},
/**
* Render node information associated with this node. Optional. If
* specified, this is only used when computing the fill of the icon
* element.
* @type {tf.graph.render.RenderNodeInfo}
*/
renderInfo: {
type: Object,
value: null
},
/**
* String indicating the type of coloring to use for this node, used
* only for deterimining the fill.
*/
colorBy: {
type: Object,
value: "structural"
},
/**
* Function used by structural coloring algorithim to determine which
* color to use based on the template ID of the node. Optional.
*/
templateIndex: {
type: Function,
value: null
},
/** Type of node to draw (ignored if node is set). */
type: {
type: String,
value: null
},
/** Direction for series (ignored for other types). */
vertical: {
type: Boolean,
value: false
},
/** Whether the op is Const (ignored for non-ops). */
const: {
type: Boolean,
value: false
},
/** Whether the op is a Summary (ignored for non-ops). */
summary: {
type: Boolean,
value: false
},
/**
* Fill for the icon, optional. If fill is specified and node is not
* specified, then this value will override the default for the
* element. However, if node is specified, this value will be ignored.
*/
fill: {
type: String,
value: null
},
/** Height of the SVG element in pixels, used for scaling. */
height: {
type: Number,
value: 20
},
/** The computed fill for the node. **/
_computedFill: {
type: String,
computed:
"_getComputedFill(node, renderInfo, colorBy, templateIndex, fill)"
}
},
/**
* Get the computed fill value for the element.
*/
_getComputedFill: function(inputNode, inputRenderInfo, inputColorBy,
inputTemplateIndex, inputFill) {
if (inputNode && inputRenderInfo &&
inputColorBy && inputTemplateIndex) {
var ns = tf.graph.scene.node;
var colorBy = ns.ColorBy[inputColorBy.toUpperCase()];
return ns.getFillForNode(inputTemplateIndex, colorBy,
inputRenderInfo, false);
}
return inputFill;
},
/**
* Get the fill value for the element, or if that's not possible, return
* the default fill value for the node type.
*/
_getFill: function(inputComputedFill, inputNodeType) {
return inputComputedFill || ({
OP: tf.graph.render.OpNodeColors.DEFAULT_FILL,
META: tf.graph.render.MetanodeColors.DEFAULT_FILL,
SERIES: tf.graph.render.SeriesNodeColors.DEFAULT_FILL
})[inputNodeType];
},
/**
* Get the stroke value for the element, or if that's not possible,
* return the default stroke value for the node type.
*/
_getStroke: function(inputComputedFill, inputNodeType) {
return inputComputedFill ?
tf.graph.scene.node.getStrokeForFill(inputComputedFill) :
({
OP: tf.graph.render.OpNodeColors.DEFAULT_STROKE,
META: tf.graph.render.MetanodeColors.DEFAULT_STROKE,
SERIES: tf.graph.render.SeriesNodeColors.DEFAULT_STROKE
})[inputNodeType];
},
/**
* Test whether the specified node's type, or the literal type string,
* match a particular other type.
*/
_isType: function(inputNode, inputType, targetType) {
if (inputNode) {
return tf.graph.NodeType[inputNode.type] === targetType;
}
return inputType === targetType;
},
/**
* Test whether the specified node should be represented as a vertical
* series. Defaults to the value of the vertical property if node is
* not specified.
*/
_isVertical: function(inputNode, inputVertical) {
if (inputNode) {
return inputNode.hasNonControlEdges;
}
return !!inputVertical;
},
/**
* Test whether the specified node is a constant. Defaults to the value
* of the const property if node is not specified.
*/
_isConst: function(inputNode, inputConst) {
if (inputNode) {
return inputNode.op === 'Const';
}
return !!inputConst;
},
/**
* Test whether the specified node is a summary. Defaults to the value
* of the summary property if node is not specified.
*/
_isSummary: function(inputNode, inputSummary) {
if (inputNode) {
return this._isType(inputNode, null, 'OP') &&
inputNode.op.substr(-7) === 'Summary';
}
return !!inputSummary;
},
/**
* Test whether the op node is a regular non-summary non-const node.
*/
_isRegularOp: function(inputNode, inputConst, inputSummary) {
return !this._isConst(inputNode, inputConst) &&
!this._isSummary(inputNode, inputSummary);
}
});
})();
</script>
</dom-module>
|
