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author | wolfbeast <mcwerewolf@gmail.com> | 2018-06-04 13:17:38 +0200 |
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committer | wolfbeast <mcwerewolf@gmail.com> | 2018-06-04 13:17:38 +0200 |
commit | a1be17c1cea81ebb1e8b131a662c698d78f3f7f2 (patch) | |
tree | a92f7de513be600cc07bac458183e9af40e00c06 /browser/base/content/newtab/transformations.js | |
parent | bf11fdd304898ac675e39b01b280d39550e419d0 (diff) | |
download | UXP-a1be17c1cea81ebb1e8b131a662c698d78f3f7f2.tar UXP-a1be17c1cea81ebb1e8b131a662c698d78f3f7f2.tar.gz UXP-a1be17c1cea81ebb1e8b131a662c698d78f3f7f2.tar.lz UXP-a1be17c1cea81ebb1e8b131a662c698d78f3f7f2.tar.xz UXP-a1be17c1cea81ebb1e8b131a662c698d78f3f7f2.zip |
Issue #303 Part 1: Move basilisk files from /browser to /application/basilisk
Diffstat (limited to 'browser/base/content/newtab/transformations.js')
-rw-r--r-- | browser/base/content/newtab/transformations.js | 270 |
1 files changed, 0 insertions, 270 deletions
diff --git a/browser/base/content/newtab/transformations.js b/browser/base/content/newtab/transformations.js deleted file mode 100644 index f7db0ad84..000000000 --- a/browser/base/content/newtab/transformations.js +++ /dev/null @@ -1,270 +0,0 @@ -#ifdef 0 -/* This Source Code Form is subject to the terms of the Mozilla Public - * License, v. 2.0. If a copy of the MPL was not distributed with this file, - * You can obtain one at http://mozilla.org/MPL/2.0/. */ -#endif - -/** - * This singleton allows to transform the grid by repositioning a site's node - * in the DOM and by showing or hiding the node. It additionally provides - * convenience methods to work with a site's DOM node. - */ -var gTransformation = { - /** - * Returns the width of the left and top border of a cell. We need to take it - * into account when measuring and comparing site and cell positions. - */ - get _cellBorderWidths() { - let cstyle = window.getComputedStyle(gGrid.cells[0].node, null); - let widths = { - left: parseInt(cstyle.getPropertyValue("border-left-width")), - top: parseInt(cstyle.getPropertyValue("border-top-width")) - }; - - // Cache this value, overwrite the getter. - Object.defineProperty(this, "_cellBorderWidths", - {value: widths, enumerable: true}); - - return widths; - }, - - /** - * Gets a DOM node's position. - * @param aNode The DOM node. - * @return A Rect instance with the position. - */ - getNodePosition: function Transformation_getNodePosition(aNode) { - let {left, top, width, height} = aNode.getBoundingClientRect(); - return new Rect(left + scrollX, top + scrollY, width, height); - }, - - /** - * Fades a given node from zero to full opacity. - * @param aNode The node to fade. - * @param aCallback The callback to call when finished. - */ - fadeNodeIn: function Transformation_fadeNodeIn(aNode, aCallback) { - this._setNodeOpacity(aNode, 1, function () { - // Clear the style property. - aNode.style.opacity = ""; - - if (aCallback) - aCallback(); - }); - }, - - /** - * Fades a given node from full to zero opacity. - * @param aNode The node to fade. - * @param aCallback The callback to call when finished. - */ - fadeNodeOut: function Transformation_fadeNodeOut(aNode, aCallback) { - this._setNodeOpacity(aNode, 0, aCallback); - }, - - /** - * Fades a given site from zero to full opacity. - * @param aSite The site to fade. - * @param aCallback The callback to call when finished. - */ - showSite: function Transformation_showSite(aSite, aCallback) { - this.fadeNodeIn(aSite.node, aCallback); - }, - - /** - * Fades a given site from full to zero opacity. - * @param aSite The site to fade. - * @param aCallback The callback to call when finished. - */ - hideSite: function Transformation_hideSite(aSite, aCallback) { - this.fadeNodeOut(aSite.node, aCallback); - }, - - /** - * Allows to set a site's position. - * @param aSite The site to re-position. - * @param aPosition The desired position for the given site. - */ - setSitePosition: function Transformation_setSitePosition(aSite, aPosition) { - let style = aSite.node.style; - let {top, left} = aPosition; - - style.top = top + "px"; - style.left = left + "px"; - }, - - /** - * Freezes a site in its current position by positioning it absolute. - * @param aSite The site to freeze. - */ - freezeSitePosition: function Transformation_freezeSitePosition(aSite) { - if (this._isFrozen(aSite)) - return; - - let style = aSite.node.style; - let comp = getComputedStyle(aSite.node, null); - style.width = comp.getPropertyValue("width"); - style.height = comp.getPropertyValue("height"); - - aSite.node.setAttribute("frozen", "true"); - this.setSitePosition(aSite, this.getNodePosition(aSite.node)); - }, - - /** - * Unfreezes a site by removing its absolute positioning. - * @param aSite The site to unfreeze. - */ - unfreezeSitePosition: function Transformation_unfreezeSitePosition(aSite) { - if (!this._isFrozen(aSite)) - return; - - let style = aSite.node.style; - style.left = style.top = style.width = style.height = ""; - aSite.node.removeAttribute("frozen"); - }, - - /** - * Slides the given site to the target node's position. - * @param aSite The site to move. - * @param aTarget The slide target. - * @param aOptions Set of options (see below). - * unfreeze - unfreeze the site after sliding - * callback - the callback to call when finished - */ - slideSiteTo: function Transformation_slideSiteTo(aSite, aTarget, aOptions) { - let currentPosition = this.getNodePosition(aSite.node); - let targetPosition = this.getNodePosition(aTarget.node) - let callback = aOptions && aOptions.callback; - - let self = this; - - function finish() { - if (aOptions && aOptions.unfreeze) - self.unfreezeSitePosition(aSite); - - if (callback) - callback(); - } - - // We need to take the width of a cell's border into account. - targetPosition.left += this._cellBorderWidths.left; - targetPosition.top += this._cellBorderWidths.top; - - // Nothing to do here if the positions already match. - if (currentPosition.left == targetPosition.left && - currentPosition.top == targetPosition.top) { - finish(); - } else { - this.setSitePosition(aSite, targetPosition); - this._whenTransitionEnded(aSite.node, ["left", "top"], finish); - } - }, - - /** - * Rearranges a given array of sites and moves them to their new positions or - * fades in/out new/removed sites. - * @param aSites An array of sites to rearrange. - * @param aOptions Set of options (see below). - * unfreeze - unfreeze the site after rearranging - * callback - the callback to call when finished - */ - rearrangeSites: function Transformation_rearrangeSites(aSites, aOptions) { - let batch = []; - let cells = gGrid.cells; - let callback = aOptions && aOptions.callback; - let unfreeze = aOptions && aOptions.unfreeze; - - aSites.forEach(function (aSite, aIndex) { - // Do not re-arrange empty cells or the dragged site. - if (!aSite || aSite == gDrag.draggedSite) - return; - - batch.push(new Promise(resolve => { - if (!cells[aIndex]) { - // The site disappeared from the grid, hide it. - this.hideSite(aSite, resolve); - } else if (this._getNodeOpacity(aSite.node) != 1) { - // The site disappeared before but is now back, show it. - this.showSite(aSite, resolve); - } else { - // The site's position has changed, move it around. - this._moveSite(aSite, aIndex, {unfreeze: unfreeze, callback: resolve}); - } - })); - }, this); - - if (callback) { - Promise.all(batch).then(callback); - } - }, - - /** - * Listens for the 'transitionend' event on a given node and calls the given - * callback. - * @param aNode The node that is transitioned. - * @param aProperties The properties we'll wait to be transitioned. - * @param aCallback The callback to call when finished. - */ - _whenTransitionEnded: - function Transformation_whenTransitionEnded(aNode, aProperties, aCallback) { - - let props = new Set(aProperties); - aNode.addEventListener("transitionend", function onEnd(e) { - if (props.has(e.propertyName)) { - aNode.removeEventListener("transitionend", onEnd); - aCallback(); - } - }); - }, - - /** - * Gets a given node's opacity value. - * @param aNode The node to get the opacity value from. - * @return The node's opacity value. - */ - _getNodeOpacity: function Transformation_getNodeOpacity(aNode) { - let cstyle = window.getComputedStyle(aNode, null); - return cstyle.getPropertyValue("opacity"); - }, - - /** - * Sets a given node's opacity. - * @param aNode The node to set the opacity value for. - * @param aOpacity The opacity value to set. - * @param aCallback The callback to call when finished. - */ - _setNodeOpacity: - function Transformation_setNodeOpacity(aNode, aOpacity, aCallback) { - - if (this._getNodeOpacity(aNode) == aOpacity) { - if (aCallback) - aCallback(); - } else { - if (aCallback) { - this._whenTransitionEnded(aNode, ["opacity"], aCallback); - } - - aNode.style.opacity = aOpacity; - } - }, - - /** - * Moves a site to the cell with the given index. - * @param aSite The site to move. - * @param aIndex The target cell's index. - * @param aOptions Options that are directly passed to slideSiteTo(). - */ - _moveSite: function Transformation_moveSite(aSite, aIndex, aOptions) { - this.freezeSitePosition(aSite); - this.slideSiteTo(aSite, gGrid.cells[aIndex], aOptions); - }, - - /** - * Checks whether a site is currently frozen. - * @param aSite The site to check. - * @return Whether the given site is frozen. - */ - _isFrozen: function Transformation_isFrozen(aSite) { - return aSite.node.hasAttribute("frozen"); - } -}; |