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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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185
platform/features/plot/src/elements/PlotPanZoomStackGroup.js
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@ -38,15 +38,13 @@ define(
* group
*/
function PlotPanZoomStackGroup(count) {
var stacks = [],
decoratedStacks = [],
i;
var self = this;
// Push a pan-zoom state; the index argument identifies
// which stack originated the request (all other stacks
// will ignore the range part of the change.)
function pushPanZoom(origin, dimensions, index) {
stacks.forEach(function (stack, i) {
self.stacks.forEach(function (stack, i) {
if (i === index) {
// Do a normal push for the specified stack
stack.pushPanZoom(origin, dimensions);
@ -61,26 +59,6 @@ define(
});
}
// Pop one pan-zoom state from all stacks
function popPanZoom() {
stacks.forEach(function (stack) {
stack.popPanZoom();
});
}
// Set the base pan-zoom state for all stacks
function setBasePanZoom(origin, dimensions) {
stacks.forEach(function (stack) {
stack.setBasePanZoom(origin, dimensions);
});
}
// Clear the pan-zoom state of all stacks
function clearPanZoom() {
stacks.forEach(function (stack) {
stack.clearPanZoom();
});
}
// Decorate a pan-zoom stack; returns an object with
// the same interface, but whose stack-mutation methods
@ -92,88 +70,101 @@ define(
result.pushPanZoom = function (origin, dimensions) {
pushPanZoom(origin, dimensions, index);
};
result.setBasePanZoom = setBasePanZoom;
result.popPanZoom = popPanZoom;
result.clearPanZoom = clearPanZoom;
result.setBasePanZoom = function () {
self.setBasePanZoom.apply(self, arguments);
};
result.popPanZoom = function () {
self.popPanZoom.apply(self, arguments);
};
result.clearPanZoom = function () {
self.clearPanZoom.apply(self, arguments);
};
return result;
}
// Create the stacks in this group ...
while (stacks.length < count) {
stacks.push(new PlotPanZoomStack([], []));
this.stacks = [];
while (this.stacks.length < count) {
this.stacks.push(new PlotPanZoomStack([], []));
}
// ... and their decorated-to-synchronize versions.
decoratedStacks = stacks.map(decorateStack);
return {
/**
* Pop a pan-zoom state from all stacks in the group.
* If called when there is only one pan-zoom state on each
* stack, this acts as a no-op (that is, the lowest
* pan-zoom state on the stack cannot be popped, to ensure
* that some pan-zoom state is always available.)
* @memberof platform/features/plot.PlotPanZoomStackGroup#
*/
popPanZoom: popPanZoom,
/**
* Set the base pan-zoom state for all stacks in this group.
* This changes the state at the bottom of each stack.
* This allows the "unzoomed" state of plots to be updated
* (e.g. as new data comes in) without
* interfering with the user's chosen pan/zoom states.
* @param {number[]} origin the base origin
* @param {number[]} dimensions the base dimensions
* @memberof platform/features/plot.PlotPanZoomStackGroup#
*/
setBasePanZoom: setBasePanZoom,
/**
* Clear all pan-zoom stacks in this group down to
* their bottom element; in effect, pop all elements
* but the last, e.g. to remove any temporary user
* modifications to pan-zoom state.
* @memberof platform/features/plot.PlotPanZoomStackGroup#
*/
clearPanZoom: clearPanZoom,
/**
* Get the current stack depth; that is, the number
* of items on each stack in the group.
* A depth of one means that no
* panning or zooming relative to the base value has
* been applied.
* @returns {number} the depth of the stacks in this group
* @memberof platform/features/plot.PlotPanZoomStackGroup#
*/
getDepth: function () {
// All stacks are kept in sync, so look up depth
// from the first one.
return stacks.length > 0 ?
stacks[0].getDepth() : 0;
},
/**
* Get a specific pan-zoom stack in this group.
* Stacks are specified by index; this index must be less
* than the count provided at construction time, and must
* not be less than zero.
* The stack returned by this function will be synchronized
* to other stacks in this group; that is, mutating that
* stack directly will result in other stacks in this group
* undergoing similar updates to ensure that domain bounds
* remain the same.
* @param {number} index the index of the stack to get
* @returns {PlotPanZoomStack} the pan-zoom stack in the
* group identified by that index
* @memberof platform/features/plot.PlotPanZoomStackGroup#
*/
getPanZoomStack: function (index) {
return decoratedStacks[index];
}
};
this.decoratedStacks = this.stacks.map(decorateStack);
}
/**
* Pop a pan-zoom state from all stacks in the group.
* If called when there is only one pan-zoom state on each
* stack, this acts as a no-op (that is, the lowest
* pan-zoom state on the stack cannot be popped, to ensure
* that some pan-zoom state is always available.)
*/
PlotPanZoomStackGroup.prototype.popPanZoom = function () {
this.stacks.forEach(function (stack) {
stack.popPanZoom();
});
};
/**
* Set the base pan-zoom state for all stacks in this group.
* This changes the state at the bottom of each stack.
* This allows the "unzoomed" state of plots to be updated
* (e.g. as new data comes in) without
* interfering with the user's chosen pan/zoom states.
* @param {number[]} origin the base origin
* @param {number[]} dimensions the base dimensions
*/
PlotPanZoomStackGroup.prototype.setBasePanZoom = function (origin, dimensions) {
this.stacks.forEach(function (stack) {
stack.setBasePanZoom(origin, dimensions);
});
};
/**
* Clear all pan-zoom stacks in this group down to
* their bottom element; in effect, pop all elements
* but the last, e.g. to remove any temporary user
* modifications to pan-zoom state.
*/
PlotPanZoomStackGroup.prototype.clearPanZoom = function () {
this.stacks.forEach(function (stack) {
stack.clearPanZoom();
});
};
/**
* Get the current stack depth; that is, the number
* of items on each stack in the group.
* A depth of one means that no
* panning or zooming relative to the base value has
* been applied.
* @returns {number} the depth of the stacks in this group
*/
PlotPanZoomStackGroup.prototype.getDepth = function () {
// All stacks are kept in sync, so look up depth
// from the first one.
return this.stacks.length > 0 ?
this.stacks[0].getDepth() : 0;
};
/**
* Get a specific pan-zoom stack in this group.
* Stacks are specified by index; this index must be less
* than the count provided at construction time, and must
* not be less than zero.
* The stack returned by this function will be synchronized
* to other stacks in this group; that is, mutating that
* stack directly will result in other stacks in this group
* undergoing similar updates to ensure that domain bounds
* remain the same.
* @param {number} index the index of the stack to get
* @returns {PlotPanZoomStack} the pan-zoom stack in the
* group identified by that index
*/
PlotPanZoomStackGroup.prototype.getPanZoomStack = function (index) {
return this.decoratedStacks[index];
};
return PlotPanZoomStackGroup;
}
);