Files
2015-10-02 15:23:08 -05:00

108 lines
3.3 KiB
TypeScript

import {Animation} from '../animations/animation';
import {IonicConfig} from '../config/config';
const SHOW_NAVBAR_CSS = 'show-navbar';
const SHOW_VIEW_CSS = 'show-view';
const SHOW_BACK_BUTTON = 'show-back-button';
let TransitionRegistry = {};
export class Transition extends Animation {
constructor(nav, opts) {
super(null, opts);
// get the entering and leaving items
let entering = this.entering = nav.getStagedEnteringView();
let leaving = this.leaving = nav.getStagedLeavingView();
this.enteringZ = entering.index;
this.leavingZ = (leaving && leaving.index) || 0;
// create animation for the entering view's content area
this.enteringContent = new Animation(entering.viewElementRef());
this.enteringContent.before.addClass(SHOW_VIEW_CSS);
this.add(this.enteringContent);
let enteringNavbar = this.enteringNavbar = new Animation(entering.navbarRef());
this.enteringBackButton = new Animation(entering.backBtnRef());
this.enteringTitle = new Animation(entering.titleRef());
this.enteringNavbarItems = new Animation(entering.navbarItemRefs());
this.enteringNavbarBg = new Animation(entering.navbarBgRef());
if (opts.navbar !== false) {
enteringNavbar.before.addClass(SHOW_NAVBAR_CSS);
if (entering.enableBack()) {
// only animate in the back button if the entering view has it enabled
this.enteringBackButton
.before.addClass(SHOW_BACK_BUTTON)
.fadeIn();
enteringNavbar.add(this.enteringBackButton);
}
enteringNavbar
.add(this.enteringTitle)
.add(this.enteringNavbarItems.fadeIn())
.add(this.enteringNavbarBg);
this.add(enteringNavbar);
}
this.leavingContent = new Animation(leaving && leaving.viewElementRef());
let leavingNavbar = this.leavingNavbar = new Animation(leaving && leaving.navbarRef());
this.leavingBackButton = new Animation(leaving && leaving.backBtnRef());
this.leavingTitle = new Animation(leaving && leaving.titleRef());
this.leavingNavbarItems = new Animation(leaving && leaving.navbarItemRefs());
this.leavingNavbarBg = new Animation(leaving && leaving.navbarBgRef());
if (leaving) {
// setup the leaving item if one exists (initial viewing wouldn't have a leaving item)
this.leavingContent.after.removeClass(SHOW_VIEW_CSS);
leavingNavbar.after.removeClass(SHOW_NAVBAR_CSS);
this.leavingBackButton
.after.removeClass(SHOW_BACK_BUTTON)
.fadeOut();
leavingNavbar
.add(this.leavingBackButton)
.add(this.leavingTitle)
.add(this.leavingNavbarItems.fadeOut())
.add(this.leavingNavbarBg);
this.add(this.leavingContent, leavingNavbar);
}
}
viewWidth() {
// TODO: MAKE MORE BETTER
return this._w || (this._w = this.leaving && this.leaving.viewElementRef().nativeElement.offsetWidth);
}
/*
STATIC CLASSES
*/
static create(nav, opts = {}) {
const name = opts.animation || 'ios';
let TransitionClass = TransitionRegistry[name];
if (!TransitionClass) {
// transition wasn't found, default to a 'none' transition
// which doesn't animate anything, just shows and hides
TransitionClass = Transition;
}
return new TransitionClass(nav, opts);
}
static register(name, TransitionClass) {
TransitionRegistry[name] = TransitionClass;
}
}