mirror of
https://github.com/flynx/ImageGrid.git
synced 2025-10-31 19:30:07 +00:00
1423 lines
37 KiB
JavaScript
Executable File
1423 lines
37 KiB
JavaScript
Executable File
/**********************************************************************
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*
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*
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*
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**********************************************************************/
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define(function(require){ var module = {}
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console.log('>>> viewer')
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//var DEBUG = DEBUG != null ? DEBUG : true
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var actions = require('lib/actions')
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var data = require('data')
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var ribbons = require('ribbons')
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/*********************************************************************/
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// helpers...
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var reloadAfter =
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module.reloadAfter =
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function reloadAfter(transitions){
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return function(){
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return function(){
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// NOTE: this may seem like cheating, but .reload() should
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// be very efficient, reusing all of the items loaded...
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this.reload()
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}
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}
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}
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var updateImagePosition =
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module.updateImagePosition =
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function updateImagePosition(actions, target){
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target = target instanceof jQuery
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? actions.ribbons.getElemGID(target)
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: target
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target = target || actions.current
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var source_ribbon = actions.ribbons.getElemGID(actions.ribbons.getRibbon(target))
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var source_order = actions.data.getImageOrder(target)
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return function(){
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actions.ribbons.preventTransitions()
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var target_ribbon = actions.data.getRibbon(target)
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// nothing changed...
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if(source_ribbon == target_ribbon
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&& actions.data.getImageOrder(target) == source_order){
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return
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}
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// place image at position...
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var to = actions.data.getImage(target, 'next')
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if(to != null){
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actions.ribbons.placeImage(target, to, 'before')
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} else {
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// place image after position...
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to = actions.data.getImage(target, 'prev')
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if(to != null){
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actions.ribbons.placeImage(target, to, 'after')
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// new ribbon...
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} else {
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to = actions.data.getRibbon(target)
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if(actions.ribbons.getRibbon(to).length == 0){
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actions.ribbons.placeRibbon(to, actions.data.getRibbonOrder(target))
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}
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actions.ribbons.placeImage(target, to)
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}
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}
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if(actions.data.getImages(source_ribbon).length == 0){
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actions.ribbons.getRibbon(source_ribbon).remove()
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}
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actions.focusImage()
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actions.ribbons.restoreTransitions(true)
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}
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}
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/*********************************************************************/
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//
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// XXX Tasks to accomplish here:
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// - life-cycle actions/events
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// - setup
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// - reset
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// - "features" and the mechanism to turn them on or off (action-sets)
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//
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//
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var Client =
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module.Client =
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actions.Actions({
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// XXX should this be here???
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config: {
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'steps-to-change-direction': 3,
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'max-screen-images': 30,
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'zoom-step': 1.2,
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},
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// basic state...
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// NOTE: the setters in the following use the appropriate actions
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// so to avoid recursion do not use these in the specific
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// actions...
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// Base ribbon...
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get base(){
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return this.data == null ? null : this.data.base
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},
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set base(value){
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this.setBaseRibbon(value)
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},
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// Current image...
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get current(){
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return this.data == null ? null : this.data.current
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},
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set current(value){
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this.focusImage(value)
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},
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// Current ribbon...
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get currentRibbon(){
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return this.data == null ? null : this.data.getRibbon()
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},
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set currentRibbon(value){
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this.focusRibbon(value)
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},
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// Default direction...
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//
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// This can be 'left' or 'right', other values are ignored.
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//
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// The system has inertial direction change, after >N steps of
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// movement in one direction it takes N steps to reverse the default
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// direction.
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// The number of steps (N) is set in:
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// .config['steps-to-change-direction']
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//
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// NOTE: to force direction change append a '!' to the direction.
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// e.g. X.direction = 'left!'
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get direction(){
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return this._direction >= 0 ? 'right'
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: this._direction < 0 ? 'left'
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: 'right'
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},
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set direction(value){
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// force direction change...
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if(value.slice(-1) == '!'){
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this._direction = value == 'left!' ? -1
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: value == 'right!' ? 0
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: this._direction
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// 'update' direction...
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} else {
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value = value == 'left' ? -1
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: value == 'right' ? 1
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: 0
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var d = (this._direction || 0) + value
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var s = this.config['steps-to-change-direction']
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s = s < 1 ? 1 : s
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// cap the direction value between -s and s-1...
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// NOTE: we use s-1 instead of s as 0/null is a positive
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// direction...
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d = d >= s ? s-1 : d
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d = d < -s ? -s : d
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this._direction = d
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}
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},
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// basic life-cycle actions...
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//
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ready: [
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function(){
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// XXX setup empty state...
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}],
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load: [
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function(d){
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this.data = data.Data(d.data)
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}],
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clear: [
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function(){
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delete this.data
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}],
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// basic navigation...
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//
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focusImage: ['Focus image',
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function(img, list){
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this.data.focusImage(img, list)
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}],
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focusRibbon: ['Focus Ribbon',
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function(target){
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var data = this.data
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var r = data.getRibbon(target)
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if(r == null){
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return
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}
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var c = data.getRibbonOrder()
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var i = data.getRibbonOrder(r)
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// NOTE: we are not changing the direction here based on
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// this.direction as swap will confuse the user...
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var direction = c < i ? 'before' : 'after'
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var t = data.getImage(r, direction)
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// if there are no images in the requied direction, try the
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// other way...
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t = t == null ? data.getImage(r, direction == 'before' ? 'after' : 'before') : t
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this.focusImage(t, r)
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}],
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setBaseRibbon: ['Set base ribbon',
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function(target){ this.data.setBase(target) }],
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// shorthands...
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// XXX do we reset direction on these???
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firstImage: ['Focus first image in current ribbon',
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function(all){ this.focusImage(all == null ? 'first' : 0) }],
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lastImage: ['Focus last image in current ribbon',
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function(all){ this.focusImage(all == null ? 'last' : -1) }],
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firstGlobalImage: ['Get first globally image',
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function(){ this.firstImage(true) }],
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lastGlobalImage: ['Get last globally image',
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function(){ this.lastImage(true) }],
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prevImage: ['Focus previous image',
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function(a){
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// keep track of traverse direction...
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this.direction = 'left'
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if(typeof(a) == typeof(123)){
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// XXX should this force direction change???
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this.focusImage(this.data.getImage('current', -a)
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// go to the first image if it's closer than s...
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|| this.data.getImage('first'))
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} else {
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this.focusImage('prev', a)
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}
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}],
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nextImage: ['Focus next image',
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function(a){
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// keep track of traverse direction...
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this.direction = 'right'
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if(typeof(a) == typeof(123)){
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// XXX should this force direction change???
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this.focusImage(this.data.getImage('current', a)
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// go to the first image if it's closer than s...
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|| this.data.getImage('last'))
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} else {
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this.focusImage('next', a)
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}
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}],
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prevImageInOrder: ['Focus previous image in order',
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function(){ this.prevImage(this.data.order) }],
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nextImageInOrder: ['Focus next image in order',
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function(){ this.nextImage(this.data.order) }],
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firstRibbon: ['Focus previous ribbon',
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function(){ this.focusRibbon('first') }],
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lastRibbon: ['Focus next ribbon',
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function(){ this.focusRibbon('last') }],
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prevRibbon: ['Focus previous ribbon',
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function(){ this.focusRibbon('before') }],
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nextRibbon: ['Focus next ribbon',
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function(){ this.focusRibbon('after') }],
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// basic ribbon editing...
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//
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// NOTE: for all of these, current/ribbon image is a default...
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// XXX to be used for things like mark/place and dragging...
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shiftImageTo: ['',
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function(target, to){
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// XXX
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}],
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shiftImageUp: ['Shift image up',
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'If implicitly shifting current image (i.e. no arguments), focus '
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+'will shift to the next or previous image in the current '
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+'ribbon depending on current direction.',
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function(target){
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// by default we need to focus another image in the same ribbon...
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if(target == null){
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var direction = this.direction == 'right' ? 'next' : 'prev'
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var cur = this.data.getImage()
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var next = this.data.getImage(direction)
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next = next == null
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? this.data.getImage(direction == 'next' ? 'prev' : 'next')
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: next
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this.data.shiftImageUp(cur)
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this.focusImage(next)
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// if a specific target is given, just shift it...
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} else {
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this.data.shiftImageUp(target)
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}
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}],
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shiftImageDown: ['Shift image down',
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'If implicitly shifting current image (i.e. no arguments), focus '
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+'will shift to the next or previous image in the current '
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+'ribbon depending on current direction.',
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function(target){
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// by default we need to focus another image in the same ribbon...
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if(target == null){
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var direction = this.direction == 'right' ? 'next' : 'prev'
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var cur = this.data.getImage()
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var next = this.data.getImage(direction)
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next = next == null
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? this.data.getImage(direction == 'next' ? 'prev' : 'next')
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: next
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this.data.shiftImageDown(cur)
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this.focusImage(next)
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// if a specific target is given, just shift it...
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} else {
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this.data.shiftImageDown(target)
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}
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}],
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shiftImageUpNewRibbon: ['Shift image up to a new empty ribbon',
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function(target){
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this.data.newRibbon(target)
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this.shiftImageUp(target)
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}],
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shiftImageDownNewRibbon: ['Shift image down to a new empty ribbon',
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function(target){
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this.data.newRibbon(target, 'below')
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this.shiftImageDown(target)
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}],
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shiftImageLeft: ['Shift image left',
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function(target){
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if(target == null){
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this.direction = 'left'
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}
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this.data.shiftImageLeft(target)
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this.focusImage()
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}],
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shiftImageRight: ['Shift image right',
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function(target){
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if(target == null){
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this.direction = 'right'
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}
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this.data.shiftImageRight(target)
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this.focusImage()
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}],
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shiftRibbonUp: ['Shift ribbon up',
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function(target){
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this.data.shiftRibbonUp(target)
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// XXX is this the right way to go/???
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this.focusImage()
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}],
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shiftRibbonDown: ['Shift ribbon down',
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function(target){
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this.data.shiftRibbonDown(target)
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// XXX is this the right way to go/???
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this.focusImage()
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}],
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reverseImages: ['Reverse image order',
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function(){ this.data.reverseImages() }],
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reverseRibbons: ['Reverse ribbon order',
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function(){ this.data.reverseRibbons() }],
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// XXX this also requires images...
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sortImages: [
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function(){ }],
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// basic image editing...
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//
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// XXX these are not data stuff... should this be split into a
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// separate images block???
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rotateCW: [
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function(){ }],
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rotateCCW: [
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function(){ }],
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flipVertical: [
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function(){ }],
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flipHorizontal: [
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function(){ }],
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// crop...
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//
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crop: [
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function(list, flatten){
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list = list || this.data.order
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if(this.crop_stack == null){
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this.crop_stack = []
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}
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this.crop_stack.push(this.data)
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this.data = this.data.crop(list, flatten)
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}],
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uncrop: ['Uncrop ribbons',
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function(level, restore_current, keep_crop_order){
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level = level || 1
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var cur = this.current
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var order = this.data.order
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if(this.crop_stack == null){
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return
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}
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// uncrop all...
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if(level == 'all'){
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this.data = this.crop_stack[0]
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this.crop_stack = []
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// get the element at level and drop the tail...
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} else {
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this.data = this.crop_stack.splice(-level, this.crop_stack.length)[0]
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}
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// by default set the current from the crop...
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if(!restore_current){
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this.data.focusImage(cur)
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}
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// restore order from the crop...
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if(keep_crop_order){
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this.data.order = order
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this.data.sortImages()
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}
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// purge the stack...
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if(this.crop_stack.length == 0){
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delete this.crop_stack
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}
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}],
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uncropAll: ['',
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function(restore_current){ this.uncrop('all', restore_current) }],
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// XXX see if we need to do this on this level??
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// ...might be a good idea to do this in data...
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uncropAndKeepOrder: ['Uncrop and keep crop image order',
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function(level, restore_current){ this.uncrop(level, restore_current, true) }],
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// XXX same as uncrop but will also try and merge changes...
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// - the order is simple and already done above...
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// - I think that levels should be relative to images, the
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// only problem here is how to deal with new ribbons...
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mergeCrop: ['',
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function(){
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// XXX
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}],
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// XXX save a crop (catalog)...
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// XXX
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cropRibbon: ['Crop current ribbon',
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function(ribbon, flatten){
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ribbon = ribbon || 'current'
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this.crop(this.data.getImages(ribbon), flatten)
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}],
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cropRibbonAndAbove: ['Crop current and above ribbons',
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function(ribbon, flatten){
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ribbon = ribbon || this.data.getRibbon()
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var data = this.data
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var that = this
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var i = data.ribbon_order.indexOf(ribbon)
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var ribbons = data.ribbon_order.slice(0, i)
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var images = ribbons
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.reduce(function(a, b){
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return data.getImages(a).concat(data.getImages(b))
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}, data.getImages(ribbon))
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.compact()
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this.crop(data.getImages(images), flatten)
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}],
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})
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// XXX do partial loading...
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var Viewer =
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module.Viewer =
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actions.Actions(Client, {
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get screenwidth(){
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return this.ribbons != null ? this.ribbons.getScreenWidthImages() : null
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},
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set screenwidth(n){
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this.fitImage(n)
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},
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|
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ready: [
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function(){
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// XXX setup empty state...
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}],
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load: [
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function(data){
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// recycle the viewer if one is not given specifically...
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var viewer = data.viewer
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viewer = viewer == null && this.ribbons != null
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? this.ribbons.viewer
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: viewer
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// XXX do we need to recycle the images???
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// XXX is keeping ribbons here correct???
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if(this.ribbons == null){
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this.ribbons = ribbons.Ribbons(viewer, data.images)
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}
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return function(){
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// XXX do a partial load...
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// XXX
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this.reload()
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}
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}],
|
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// XXX make this better support partial data view...
|
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// ...at this point this first loads the full data and then
|
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// .focusImage(..) triggers a reload...
|
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// .....another approach would be to avoid .reload() where
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// possible...
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reload: ['Reload viewer',
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function(){
|
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this.ribbons.preventTransitions()
|
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|
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return function(){
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this.ribbons.updateData(this.data)
|
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this.focusImage()
|
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|
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//this.ribbons.restoreTransitions(true)
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this.ribbons.restoreTransitions()
|
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}
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}],
|
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clear: [
|
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// XXX do we need to delete the ribbons???
|
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function(){
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this.ribbons.clear()
|
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delete this.ribbons
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}],
|
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|
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|
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// XXX move this to a viewer window action set
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close: ['Cloase viewer',
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function(){
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// XXX should we do anything else here like auto-save???
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window.close()
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}],
|
|
// XXX where should toggleFullscreenMode(..) be defined...
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toggleFullScreen: ['',
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function(){
|
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toggleFullscreenMode()
|
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}],
|
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toggleSingleImage: ['',
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function(){
|
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// XXX
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}],
|
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// XXX revise this...
|
|
showDevTools: ['',
|
|
function(){
|
|
if(window.showDevTools != null){
|
|
showDevTools()
|
|
}
|
|
}],
|
|
|
|
|
|
// align modes...
|
|
// XXX skip invisible ribbons (???)
|
|
alignByOrder: ['Align ribbons by image order',
|
|
function(target){
|
|
var ribbons = this.ribbons
|
|
var data = this.data
|
|
|
|
// XXX handle raw dom elements...
|
|
var gid = target instanceof jQuery
|
|
? ribbons.getElemGID(target)
|
|
: data.getImage(target)
|
|
|
|
// align current ribbon...
|
|
this
|
|
.centerRibbon(gid)
|
|
.centerImage(gid)
|
|
|
|
// align other ribbons...
|
|
var ribbon = data.getRibbon(gid)
|
|
for(var r in data.ribbons){
|
|
// skip the current ribbon...
|
|
if(r == ribbon){
|
|
continue
|
|
}
|
|
|
|
// XXX skip off-screen ribbons...
|
|
|
|
// center...
|
|
// XXX is there a 'last' special case here???
|
|
var t = data.getImage(gid, r)
|
|
if(t == null){
|
|
var f = data.getImage('first', r)
|
|
// nothing found -- empty ribbon?
|
|
if(f == null){
|
|
continue
|
|
}
|
|
this.centerImage(f, 'before')
|
|
} else {
|
|
this.centerImage(t, 'after')
|
|
}
|
|
}
|
|
}],
|
|
// XXX these should also affect up/down navigation...
|
|
// ...navigate by proximity (closest to center) rather than by
|
|
// order...
|
|
alignByFirst: ['Aling ribbons except current to first image',
|
|
function(target){
|
|
var ribbons = this.ribbons
|
|
var data = this.data
|
|
|
|
// XXX handle raw dom elements...
|
|
var gid = target instanceof jQuery
|
|
? ribbons.getElemGID(target)
|
|
: data.getImage(target)
|
|
|
|
// align current ribbon...
|
|
this
|
|
.centerRibbon(gid)
|
|
.centerImage(gid)
|
|
|
|
// align other ribbons...
|
|
var ribbon = data.getRibbon(gid)
|
|
for(var r in data.ribbons){
|
|
// skip the current ribbon...
|
|
if(r == ribbon){
|
|
continue
|
|
}
|
|
|
|
// XXX skip off-screen ribbons...
|
|
|
|
// XXX see if we need to do some loading...
|
|
|
|
// center...
|
|
var f = data.getImage('first', r)
|
|
// nothing found -- empty ribbon?
|
|
if(f == null){
|
|
continue
|
|
}
|
|
this.centerImage(f, 'before')
|
|
}
|
|
}],
|
|
// NOTE: this will align only a single image...
|
|
// XXX do we need these low level primitives here???
|
|
centerImage: ['Center an image in ribbon horizontally',
|
|
function(target, align){
|
|
target = target instanceof jQuery
|
|
? this.ribbons.getElemGID(target)
|
|
: target
|
|
|
|
// align current ribbon...
|
|
this.ribbons.centerImage(target, align)
|
|
}],
|
|
centerRibbon: ['Center a ribbon vertically',
|
|
function(target){
|
|
target = target instanceof jQuery
|
|
? this.ribbons.getElemGID(target)
|
|
: target
|
|
|
|
// align current ribbon...
|
|
this.ribbons.centerRibbon(target)
|
|
}],
|
|
|
|
// XXX skip invisible ribbons (???)
|
|
// XXX load data chunks...
|
|
focusImage: [
|
|
function(target, list){
|
|
var ribbons = this.ribbons
|
|
var data = this.data
|
|
|
|
// NOTE: we do not need to do anything in the alternative
|
|
// case as it's done in data/Client, so we'll just
|
|
// peek there later...
|
|
if(data == null){
|
|
target = ribbons.focusImage(target)
|
|
var gid = ribbons.getElemGID(target)
|
|
}
|
|
|
|
return function(){
|
|
if(data != null){
|
|
// use the data for all the heavy lifting...
|
|
// NOTE: this will prevent sync errors...
|
|
var gid = data.getImage()
|
|
|
|
// XXX see if we need to do some loading...
|
|
|
|
target = ribbons.focusImage(gid)
|
|
}
|
|
}
|
|
}],
|
|
/*
|
|
// XXX an ideologically different version of .focusImage(..)
|
|
// This version aligns the ribbons internally while the above
|
|
// version does not align at all, and all alignment is handled
|
|
// by a feature.
|
|
//
|
|
// The main question here is:
|
|
// should we split out aligning to a feature?
|
|
// The differences/trade-off's in this version:
|
|
// + less code in total (not by much)
|
|
// 34 action-only vs. 39 total (25 action + 14 feature)
|
|
// + all in one place
|
|
// + all the logic in one place
|
|
// + usable as-is without any extra "features"
|
|
// - not customizable without rewriting...
|
|
// - might be too monolithic (god object?)
|
|
// ...need to think about it a bit more...
|
|
focusImage: [
|
|
function(target, list){
|
|
var ribbons = this.ribbons
|
|
var data = this.data
|
|
|
|
// NOTE: we do not need to do anything in the alternative
|
|
// case as it's done in data/Client, so we'll just
|
|
// peek there later...
|
|
if(data == null){
|
|
target = ribbons.focusImage(target)
|
|
var gid = ribbons.getElemGID(target)
|
|
}
|
|
|
|
return function(){
|
|
if(data != null){
|
|
// use the data for all the heavy lifting...
|
|
// NOTE: this will prevent sync errors...
|
|
var gid = data.getImage()
|
|
|
|
// XXX see if we need to do some loading...
|
|
// XXX
|
|
|
|
target = ribbons.focusImage(gid)
|
|
|
|
this.alignByOrder(gid)
|
|
|
|
// align current ribbon...
|
|
} else {
|
|
ribbons
|
|
.centerRibbon(target)
|
|
.centerImage(target)
|
|
}
|
|
}
|
|
}],
|
|
*/
|
|
|
|
setBaseRibbon: [
|
|
function(target){
|
|
var r = this.data.getRibbon(target)
|
|
r = r == null ? this.ribbons.getRibbon(target) : r
|
|
this.ribbons.setBaseRibbon(r)
|
|
}],
|
|
|
|
prevScreen: ['Focus previous image one screen width away',
|
|
function(){
|
|
this.prevImage(Math.round(this.ribbons.getScreenWidthImages()))
|
|
}],
|
|
nextScreen: ['Focus next image one screen width away',
|
|
function(){
|
|
this.nextImage(Math.round(this.ribbons.getScreenWidthImages()))
|
|
}],
|
|
|
|
// zooming...
|
|
//
|
|
// Zooming is done by multiplying the current scale by config['zoom-step']
|
|
// and rounding to nearest discrete number of images to fit on screen.
|
|
zoomIn: ['Zoom in',
|
|
function(){
|
|
this.ribbons.setOrigin()
|
|
|
|
//var n = Math.round(this.ribbons.getScreenWidthImages())-1
|
|
var d = this.config['zoom-step']
|
|
var s = a.ribbons.getScale() * d
|
|
var n = Math.floor(this.ribbons.getScreenWidthImages(s))
|
|
|
|
this.fitImage(n <= 0 ? 1 : n)
|
|
}],
|
|
zoomOut: ['Zoom out',
|
|
function(){
|
|
this.ribbons.setOrigin()
|
|
|
|
//var n = Math.round(this.ribbons.getScreenWidthImages())+1
|
|
var d = this.config['zoom-step']
|
|
var s = a.ribbons.getScale() / d
|
|
var n = Math.ceil(this.ribbons.getScreenWidthImages(s))
|
|
|
|
var max = this.config['max-screen-images']
|
|
this.fitImage(n > max ? max : n)
|
|
}],
|
|
|
|
fitOrig: ['Fit to original scale',
|
|
function(){
|
|
this.ribbons.setScale(1)
|
|
this.ribbons.updateImage('*')
|
|
}],
|
|
|
|
// NOTE: if this gets a count argument it will fit count images,
|
|
// default is one.
|
|
fitImage: ['Fit image',
|
|
function(count){
|
|
this.ribbons.fitImage(count)
|
|
this.ribbons.updateImage('*')
|
|
}],
|
|
|
|
fitTwo: ['Fit two images', function(){ this.fitImage(2) }],
|
|
fitThree: ['Fit three images', function(){ this.fitImage(3) }],
|
|
fitFour: ['Fit four images', function(){ this.fitImage(4) }],
|
|
fitFive: ['Fit five images', function(){ this.fitImage(5) }],
|
|
fitSix: ['Fit six images', function(){ this.fitImage(6) }],
|
|
fitSeven: ['Fit seven images', function(){ this.fitImage(7) }],
|
|
fitEight: ['Fit eight images', function(){ this.fitImage(8) }],
|
|
fitNine: ['Fit nine images', function(){ this.fitImage(9) }],
|
|
fitTen: ['Fit ten images', function(){ this.fitImage(10) }],
|
|
fitEleven: ['Fit eleven images', function(){ this.fitImage(11) }],
|
|
fitTwelve: ['Fit twelve images', function(){ this.fitImage(12) }],
|
|
|
|
fitMax: ['Fit the maximum number of images',
|
|
function(){ this.fitImage(this.config['max-screen-images']) }],
|
|
|
|
// XXX
|
|
fitSmall: ['Show small image',
|
|
function(){ }],
|
|
// XXX
|
|
fitNormal: ['Show normal image',
|
|
function(){ }],
|
|
// XXX
|
|
fitScreen: ['Fit image to screen',
|
|
function(){ }],
|
|
|
|
|
|
// NOTE: these work by getting the target position from .data...
|
|
shiftImageTo: [
|
|
function(target){ return updateImagePosition(this, target) }],
|
|
shiftImageUp: [
|
|
function(target){ return updateImagePosition(this, target) }],
|
|
shiftImageDown: [
|
|
function(target){ return updateImagePosition(this, target) }],
|
|
|
|
shiftImageLeft: [
|
|
function(target){
|
|
this.ribbons.placeImage(target, -1)
|
|
}],
|
|
shiftImageRight: [
|
|
function(target){
|
|
this.ribbons.placeImage(target, 1)
|
|
}],
|
|
|
|
shiftRibbonUp: [
|
|
function(target){
|
|
target = this.ribbons.getRibbon(target)
|
|
var i = this.ribbons.getRibbonOrder(target)
|
|
if(i > 0){
|
|
this.ribbons.placeRibbon(target, i-1)
|
|
}
|
|
}],
|
|
shiftRibbonDown: [
|
|
function(target){
|
|
target = this.ribbons.getRibbon(target)
|
|
var i = this.ribbons.getRibbonOrder(target)
|
|
if(i < this.data.ribbon_order.length-1){
|
|
this.ribbons.placeRibbon(target, i+1)
|
|
}
|
|
}],
|
|
|
|
reverseImages: [ reloadAfter() ],
|
|
reverseRibbons: [ reloadAfter(true) ],
|
|
|
|
|
|
// basic image editing...
|
|
//
|
|
// XXX should these call .images.* or should it be done by data...
|
|
// ...I think that data is a better candidate as it should be
|
|
// standalone...
|
|
// XXX should we have .rotate(..) and .flip(..) generic actions???
|
|
rotateCW: [
|
|
function(target){ this.ribbons.rotateCW(target) }],
|
|
rotateCCW: [
|
|
function(target){ this.ribbons.rotateCCW(target) }],
|
|
flipVertical: [
|
|
function(target){ this.ribbons.flipVertical(target) }],
|
|
flipHorizontal: [
|
|
function(target){ this.ribbons.flipHorizontal(target) }],
|
|
|
|
crop: [ reloadAfter() ],
|
|
uncrop: [ reloadAfter() ],
|
|
|
|
// XXX experimental: not sure if this is the right way to go...
|
|
// XXX make this play nice with crops...
|
|
toggleRibbonList: ['Toggle ribbons as images view',
|
|
function(){
|
|
if(this._full_data == null){
|
|
// XXX do a better name here...
|
|
this._full_data = this.data
|
|
|
|
// generate the view...
|
|
this.data = this.data.cropRibbons()
|
|
|
|
this.reload()
|
|
} else {
|
|
var data = this._full_data
|
|
delete this._full_data
|
|
|
|
// restore...
|
|
this.data = data.mergeRibbonCrop(this.data)
|
|
|
|
this.reload()
|
|
}
|
|
}],
|
|
})
|
|
|
|
|
|
|
|
/*********************************************************************/
|
|
// XXX do a simple feature framework...
|
|
// ...need something like:
|
|
// Features(['feature_a', 'feature_b'], action).setup()
|
|
|
|
var FeatureProto =
|
|
module.FeatureProto = {
|
|
tag: null,
|
|
|
|
remove: function(actions){
|
|
return actions.off('*', this.tag)
|
|
},
|
|
}
|
|
|
|
// XXX also need a feature registry and global feature setup...
|
|
// something like:
|
|
// Features.setup(actions, [
|
|
// 'feature1',
|
|
// 'feature2',
|
|
// ...
|
|
// ])
|
|
// ...where the feature list can be saved to config...
|
|
// Same should be done for .remove()
|
|
var Feature =
|
|
module.Feature =
|
|
function Feature(obj){
|
|
obj.__proto__ = FeatureProto
|
|
return obj
|
|
}
|
|
|
|
|
|
|
|
//---------------------------------------------------------------------
|
|
// NOTE: this is split out to an action so as to enable ui elements to
|
|
// adapt to ribbon size changes...
|
|
var PartialRibbonsActions =
|
|
module.PartialRibbonsActions =
|
|
actions.Actions({
|
|
updateRibbonSize: ['Update partial ribbon size',
|
|
function(target, w, size, threshold){
|
|
target = target instanceof jQuery
|
|
? this.ribbons.getElemGID(target)
|
|
: this.data.getImage(target)
|
|
|
|
w = w || this.screenwidth
|
|
|
|
// get config data...
|
|
size = size
|
|
|| this.config['ribbon-size-screens']
|
|
|| 5
|
|
threshold = threshold
|
|
|| this.config['ribbon-resize-threshold']
|
|
|| 1
|
|
|
|
// normalize to image count...
|
|
var s = size * w
|
|
var t = threshold * w
|
|
|
|
// next/prev loaded...
|
|
var nl = this.ribbons.getImage(target).nextAll('.image').length
|
|
var pl = this.ribbons.getImage(target).prevAll('.image').length
|
|
|
|
// next/prev available...
|
|
var na = this.data.getImages(target, s/2, 'after').length - 1
|
|
var pa = this.data.getImages(target, s/2, 'before').length - 1
|
|
|
|
// the target is not loaded...
|
|
if(this.ribbons.getImage(target).length == 0
|
|
// passed threshold on the right...
|
|
|| (nl < t && na > nl)
|
|
// passed threshold on the left...
|
|
|| (pl < t && pa > pl)
|
|
// loaded more than we need by threshold...
|
|
|| nl + pl + 1 > s + t){
|
|
|
|
// NOTE: we can't get ribbon via target directly here as
|
|
// the target might not be loaded...
|
|
var r_gid = this.data.getRibbon(target)
|
|
|
|
// localize transition prevention...
|
|
var r = this.ribbons.getRibbon(r_gid)
|
|
|
|
if(r.length > 0){
|
|
this.ribbons
|
|
.preventTransitions(r)
|
|
.updateRibbon(
|
|
this.data.getImages(target, s),
|
|
r_gid,
|
|
target)
|
|
.restoreTransitions(r, true)
|
|
}
|
|
}
|
|
}]
|
|
})
|
|
|
|
// NOTE: I do not fully understand it yet, but PartialRibbons must be
|
|
// setup BEFORE RibbonAlignToFirst, otherwise the later will break
|
|
// on shifting an image to a new ribbon...
|
|
// To reproduce:
|
|
// - setupe RibbonAlignToFirst first
|
|
// - go to top ribbon
|
|
// - shift image up
|
|
// XXX The two should be completely independent....
|
|
// XXX need to test and tweak with actual images...
|
|
var PartialRibbons =
|
|
module.PartialRibbons = Feature({
|
|
tag: 'ui-partial-ribbons',
|
|
|
|
// number of screen widths to load...
|
|
size: 5,
|
|
|
|
// number of screen widths to edge to trigger reload...
|
|
threshold: 1,
|
|
|
|
setup: function(actions){
|
|
var feature = this
|
|
|
|
actions.mixin(PartialRibbonsActions)
|
|
|
|
return actions
|
|
.on('focusImage.pre centerImage.pre', this.tag, function(target){
|
|
this.updateRibbonSize(target)
|
|
})
|
|
.on('fitImage.pre', this.tag, function(n){
|
|
this.updateRibbonSize('current', n || 1)
|
|
})
|
|
},
|
|
remove: function(actions){
|
|
actions.mixout(PartialRibbonsActions)
|
|
return actions.off('*', this.tag)
|
|
},
|
|
})
|
|
|
|
|
|
|
|
//---------------------------------------------------------------------
|
|
// XXX this should also define up/down navigation behavior e.g. what to
|
|
// focus on next/prev ribbon...
|
|
var AlignRibbonsToImageOrder =
|
|
module.AlignRibbonsToImageOrder = Feature({
|
|
tag: 'ui-ribbon-align-to-order',
|
|
|
|
setup: function(actions){
|
|
return actions
|
|
// XXX this can be either pre or post...
|
|
.on('focusImage.post', this.tag, function(target){
|
|
this.alignByOrder(target)
|
|
})
|
|
// normalize the initial state...
|
|
.focusImage()
|
|
},
|
|
})
|
|
|
|
|
|
|
|
//---------------------------------------------------------------------
|
|
var AlignRibbonsToFirstImage =
|
|
module.AlignRibbonsToFirstImage = Feature({
|
|
tag: 'ui-ribbon-align-to-first',
|
|
|
|
setup: function(actions){
|
|
return actions
|
|
// XXX this can be either pre or post...
|
|
.on('focusImage.post', this.tag, function(target){
|
|
this.alignByFirst(target)
|
|
})
|
|
// normalize the initial state...
|
|
.focusImage()
|
|
},
|
|
})
|
|
|
|
|
|
|
|
//---------------------------------------------------------------------
|
|
var ShiftAnimation =
|
|
module.ShiftAnimation = Feature({
|
|
tag: 'ui-animation',
|
|
|
|
setup: function(actions){
|
|
var animate = function(target){
|
|
var s = this.ribbons.makeShadow(target, true)
|
|
return function(){ s() }
|
|
}
|
|
// NOTE: this will keep the shadow in place -- the shadow will not
|
|
// go to the mountain, the mountain will come to the shadow ;)
|
|
var noanimate = function(target){
|
|
var s = this.ribbons.makeShadow(target)
|
|
return function(){ s() }
|
|
}
|
|
var tag = this.tag
|
|
return actions
|
|
.on('shiftImageUp.pre', tag, animate)
|
|
.on('shiftImageDown.pre', tag, animate)
|
|
.on('shiftImageLeft.pre', tag, noanimate)
|
|
.on('shiftImageRight.pre', tag, noanimate)
|
|
},
|
|
})
|
|
|
|
|
|
|
|
//---------------------------------------------------------------------
|
|
var BoundsIndicators =
|
|
module.BoundsIndicators = Feature({
|
|
tag: 'ui-bounds-indicators',
|
|
|
|
flashIndicator: function(viewer, direction){
|
|
var cls = {
|
|
// shift up/down...
|
|
up: '.up-indicator',
|
|
down: '.down-indicator',
|
|
// hit start/end/top/bottom of view...
|
|
start: '.start-indicator',
|
|
end: '.end-indicator',
|
|
top: '.top-indicator',
|
|
bottom: '.bottom-indicator',
|
|
}[direction]
|
|
|
|
var indicator = viewer.find(cls)
|
|
|
|
if(indicator.length == 0){
|
|
indicator = $('<div>')
|
|
.addClass(cls.replace('.', '') +' '+ this.tag)
|
|
.appendTo(viewer)
|
|
}
|
|
|
|
return indicator
|
|
// NOTE: this needs to be visible in all cases and key press
|
|
// rhythms...
|
|
.show()
|
|
.delay(100)
|
|
.fadeOut(300)
|
|
},
|
|
|
|
setup: function(actions){
|
|
var that = this
|
|
|
|
var didAdvance = function(indicator){
|
|
return function(){
|
|
var img = this.data.current
|
|
return function(){
|
|
if(img == this.data.current){
|
|
that.flashIndicator(actions.ribbons.viewer, indicator)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
var tag = this.tag
|
|
return actions
|
|
// basic navigation...
|
|
.on('nextImage.pre lastImage.pre', tag, didAdvance('end'))
|
|
.on('prevImage.pre firstImage.pre', tag, didAdvance('start'))
|
|
.on('nextRibbon.pre lastRibbon.pre', tag, didAdvance('bottom'))
|
|
.on('prevRibbon.pre firstRibbon.pre', tag, didAdvance('top'))
|
|
|
|
// vertical shifting...
|
|
.on('shiftImageUp.pre', tag,
|
|
function(target){
|
|
target = target || this.current
|
|
var r = this.data.getRibbonOrder(target)
|
|
|
|
var l = this.data.getImages(r).length
|
|
var l0 = this.data.getImages(0).length
|
|
|
|
return function(){
|
|
// when shifting last image of top ribbon (i.e. length == 1)
|
|
// up the state essentially will not change...
|
|
if((r == 0 && l == 1)
|
|
// we are shifting to a new empty ribbon...
|
|
|| (r == 1 && l == 1 && l0 == 0)){
|
|
that.flashIndicator(this.ribbons.viewer, 'top')
|
|
} else {
|
|
that.flashIndicator(this.ribbons.viewer, 'up')
|
|
}
|
|
}
|
|
})
|
|
.on('shiftImageDown.pre', tag,
|
|
function(target){
|
|
target = target || this.current
|
|
var r0 = this.data.getRibbonOrder(target)
|
|
var l = this.data.getImages(r0).length
|
|
|
|
return function(){
|
|
var r1 = this.data.getRibbonOrder(target)
|
|
if(r0 == r1 && r0 == this.data.ribbon_order.length-1 && l == 1){
|
|
that.flashIndicator(this.ribbons.viewer, 'bottom')
|
|
} else {
|
|
that.flashIndicator(this.ribbons.viewer, 'down')
|
|
}
|
|
}
|
|
})
|
|
|
|
// horizontal shifting...
|
|
.on('shiftImageLeft.pre', tag,
|
|
function(target){
|
|
if(target == null
|
|
//&& actions.data.getImageOrder('ribbon') == 0){
|
|
&& this.data.getImage('prev') == null){
|
|
that.flashIndicator(this.ribbons.viewer, 'start')
|
|
}
|
|
})
|
|
.on('shiftImageRight.pre', tag,
|
|
function(target){
|
|
if(target == null
|
|
&& this.data.getImage('next') == null){
|
|
that.flashIndicator(this.ribbons.viewer, 'end')
|
|
}
|
|
})
|
|
},
|
|
remove: function(actions){
|
|
actions.viewer.find('.' + this.tag).remove()
|
|
return actions.off('*', this.tag)
|
|
},
|
|
})
|
|
|
|
|
|
|
|
//---------------------------------------------------------------------
|
|
var CurrentImageIndicator =
|
|
module.CurrentImageIndicator = Feature({
|
|
tag: 'ui-current-image-indicator',
|
|
|
|
border: 3,
|
|
min_border: 2,
|
|
|
|
border_timeout: 200,
|
|
shift_timeout: 200,
|
|
|
|
fadein: 500,
|
|
|
|
animate: true,
|
|
|
|
updateMarker: function(actions, target, update_border){
|
|
var scale = actions.ribbons.getScale()
|
|
var cur = actions.ribbons.getImage(target)
|
|
var ribbon = actions.ribbons.getRibbon()
|
|
var ribbon_set = actions.ribbons.viewer.find('.ribbon-set')
|
|
|
|
var marker = ribbon.find('.current-marker')
|
|
|
|
// no marker found...
|
|
if(marker.length == 0){
|
|
// get marker globally...
|
|
marker = actions.ribbons.viewer.find('.current-marker')
|
|
|
|
// create a marker...
|
|
if(marker.length == 0){
|
|
var marker = $('<div/>')
|
|
.addClass('current-marker '+ this.tag)
|
|
.css({
|
|
opacity: '0',
|
|
top: '0px',
|
|
left: '0px',
|
|
})
|
|
.appendTo(ribbon)
|
|
.animate({
|
|
'opacity': 1
|
|
}, this.fadein)
|
|
|
|
// add marker to current ribbon...
|
|
} else {
|
|
marker.appendTo(ribbon)
|
|
}
|
|
}
|
|
|
|
var w = cur.outerWidth(true)
|
|
var h = cur.outerHeight(true)
|
|
|
|
var border = Math.max(this.min_border, this.border / scale)
|
|
|
|
// set border right away...
|
|
if(update_border == 'before'){
|
|
marker.css({ borderWidth: border })
|
|
|
|
// set border with a delay...
|
|
} else {
|
|
setTimeout(function(){
|
|
marker.css({ borderWidth: border })
|
|
}, this.border_timeout)
|
|
}
|
|
|
|
return marker.css({
|
|
left: cur[0].offsetLeft,
|
|
|
|
// keep size same as the image...
|
|
width: w,
|
|
height: h,
|
|
})
|
|
},
|
|
|
|
setup: function(actions){
|
|
var timeout
|
|
var that = this
|
|
return actions
|
|
// move marker to current image...
|
|
.on( 'focusImage.post', this.tag,
|
|
function(target){ that.updateMarker(this, target) })
|
|
// prevent animations when focusing ribbons...
|
|
.on('focusRibbon.pre', this.tag,
|
|
function(){
|
|
var m = this.ribbons.viewer.find('.current-marker')
|
|
this.ribbons.preventTransitions(m)
|
|
return function(){
|
|
this.ribbons.restoreTransitions(m)
|
|
}
|
|
})
|
|
// Change border size in the appropriate spot in the animation:
|
|
// - before animation when scaling up
|
|
// - after when scaling down
|
|
// This is done to make the visuals consistent...
|
|
.on( 'fitImage.pre', this.tag, function(w1){
|
|
var w0 = this.screenwidth
|
|
w1 = w1 || 1
|
|
return function(){
|
|
that.updateMarker(this, null, w0 > w1 ? 'before' : 'after')
|
|
}
|
|
})
|
|
// hide marker on shift left/right...
|
|
.on([
|
|
'shiftImageLeft.pre',
|
|
'shiftImageRight.pre',
|
|
], this.tag, function(){
|
|
this.ribbons.viewer.find('.current-marker').hide()
|
|
if(timeout != null){
|
|
clearTimeout(timeout)
|
|
timeout == null
|
|
}
|
|
return function(){
|
|
var ribbons = this.ribbons
|
|
var fadein = that.fadein
|
|
timeout = setTimeout(function(){
|
|
ribbons.viewer.find('.current-marker').fadeIn(fadein)
|
|
}, that.shift_timeout)
|
|
}
|
|
})
|
|
// turn the marker on...
|
|
// XXX not sure about this...
|
|
.focusImage()
|
|
},
|
|
remove: function(actions){
|
|
actions.viewer.find('.' + this.tag).remove()
|
|
return actions.off('*', this.tag)
|
|
},
|
|
})
|
|
|
|
|
|
|
|
//---------------------------------------------------------------------
|
|
// XXX
|
|
var ImageStateIndicator =
|
|
module.ImageStateIndicator = Feature({
|
|
tag: 'ui-image-state-indicator',
|
|
|
|
setup: function(actions){
|
|
},
|
|
remove: function(actions){
|
|
actions.viewer.find('.' + this.tag).remove()
|
|
return actions.off('*', this.tag)
|
|
},
|
|
})
|
|
|
|
|
|
|
|
//---------------------------------------------------------------------
|
|
// XXX
|
|
var GlobalStateIndicator =
|
|
module.GlobalStateIndicator = Feature({
|
|
tag: 'ui-global-state-indicator',
|
|
|
|
setup: function(actions){
|
|
},
|
|
remove: function(actions){
|
|
actions.viewer.find('.' + this.tag).remove()
|
|
return actions.off('*', this.tag)
|
|
},
|
|
})
|
|
|
|
|
|
|
|
//---------------------------------------------------------------------
|
|
// XXX console / log / status bar
|
|
|
|
|
|
|
|
|
|
/**********************************************************************
|
|
* vim:set ts=4 sw=4 : */
|
|
return module })
|