[Fixed Position] Remove obsolete script

Remove obsolete script for selection management in
Fixed Position view; this has been generalized to
become part of Edit mode. WTD-929.
This commit is contained in:
Victor Woeltjen 2015-03-03 18:48:53 -08:00
parent 948b661fe7
commit 6364296967
3 changed files with 0 additions and 212 deletions

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@ -1,126 +0,0 @@
/*global define*/
define(
[],
function () {
"use strict";
/**
* Tracks selection state for Layout and Fixed Position views.
* This manages and mutates the provided selection array in-place,
* and takes care to only modify the array elements it manages
* (the view's proxy, and the single selection); selections may be
* added or removed elsewhere provided that similar care is taken
* elsewhere.
*
* @param {Array} selection the selection array from the view's scope
* @param [proxy] an object which represents the selection of the view
* itself (which handles view-level toolbar behavior)
*/
function LayoutSelection(selection, proxy) {
var selecting = false,
selected;
// Find the proxy in the array; our selected objects will be
// positioned next to that
function proxyIndex() {
return selection.indexOf(proxy);
}
// Remove the currently-selected object
function deselect() {
// Nothing to do if we don't have a selected object
if (selecting) {
// Clear state tracking
selecting = false;
selected = undefined;
// Remove the selection
selection.splice(proxyIndex() + 1, 1);
return true;
}
return false;
}
// Select an object
function select(obj) {
// We want this selection to end up near the proxy
var index = proxyIndex() + 1;
// Proxy is always selected
if (obj === proxy) {
return false;
}
// Clear any existing selection
deselect();
// Note the current selection state
selected = obj;
selecting = true;
// Are we at the end of the array?
if (selection.length === index) {
// Add it to the end
selection.push(obj);
} else {
// Splice it into the array
selection.splice(index, 0, obj);
}
}
// Remove any selected object, and the proxy itself
function destroy() {
deselect();
selection.splice(proxyIndex(), 1);
}
// Check if an object is selected
function isSelected(obj) {
return (obj === selected) || (obj === proxy);
}
// Getter for current selection
function get() {
return selected;
}
// Start with the proxy selected
selection.push(proxy);
return {
/**
* Check if an object is currently selected.
* @returns true if selected, otherwise false
*/
selected: isSelected,
/**
* Select an object.
* @param obj the object to select
* @returns {boolean} true if selection changed
*/
select: select,
/**
* Clear the current selection.
* @returns {boolean} true if selection changed
*/
deselect: deselect,
/**
* Get the currently-selected object.
* @returns the currently selected object
*/
get: get,
/**
* Clear the selection, including the proxy, and dispose
* of this selection scope. No other calls to methods on
* this object are expected after `destroy` has been
* called; their behavior will be undefined.
*/
destroy: destroy
};
}
return LayoutSelection;
}
);

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@ -1,85 +0,0 @@
/*global define,describe,it,expect,beforeEach,jasmine,xit*/
define(
['../src/LayoutSelection'],
function (LayoutSelection) {
"use strict";
describe("Layout/fixed position selection manager", function () {
var testSelection,
testProxy,
testElement,
otherElement,
selection;
beforeEach(function () {
testSelection = [];
testProxy = { someKey: "some value" };
testElement = { someOtherKey: "some other value" };
otherElement = { yetAnotherKey: 42 };
selection = new LayoutSelection(testSelection, testProxy);
});
it("adds the proxy to the selection array", function () {
expect(testSelection).toEqual([testProxy]);
});
it("includes selected objects alongside the proxy", function () {
selection.select(testElement);
expect(testSelection).toEqual([testProxy, testElement]);
});
it("allows elements to be deselected", function () {
selection.select(testElement);
selection.deselect();
expect(testSelection).toEqual([testProxy]);
});
it("replaces old selections with new ones", function () {
selection.select(testElement);
selection.select(otherElement);
expect(testSelection).toEqual([testProxy, otherElement]);
});
it("allows retrieval of the current selection", function () {
selection.select(testElement);
expect(selection.get()).toBe(testElement);
selection.select(otherElement);
expect(selection.get()).toBe(otherElement);
});
it("can check if an element is selected", function () {
selection.select(testElement);
expect(selection.selected(testElement)).toBeTruthy();
expect(selection.selected(otherElement)).toBeFalsy();
selection.select(otherElement);
expect(selection.selected(testElement)).toBeFalsy();
expect(selection.selected(otherElement)).toBeTruthy();
});
it("cleans up the selection on destroy", function () {
selection.destroy();
expect(testSelection).toEqual([]);
});
it("preserves other elements in the array", function () {
testSelection.push(42);
selection.select(testElement);
expect(testSelection).toEqual([testProxy, testElement, 42]);
});
it("considers the proxy to be selected", function () {
expect(selection.selected(testProxy)).toBeTruthy();
selection.select(testElement);
// Even when something else is selected...
expect(selection.selected(testProxy)).toBeTruthy();
});
it("treats selection of the proxy as a no-op", function () {
selection.select(testProxy);
expect(testSelection).toEqual([testProxy]);
});
});
}
);

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@ -3,7 +3,6 @@
"FixedProxy", "FixedProxy",
"LayoutController", "LayoutController",
"LayoutDrag", "LayoutDrag",
"LayoutSelection",
"elements/AccessorMutator", "elements/AccessorMutator",
"elements/BoxProxy", "elements/BoxProxy",
"elements/ElementFactory", "elements/ElementFactory",