Files
image-sequencer/examples/lib/defaultHtmlStepUi.js
Slytherin 30659d4656 Using wasm to accelerate PixelManipulation.js (#1093)
* Add wasm code

* First working model

* Add PixelManipulation web assembly code to browser and node

* Tests corrected for modules

* Corrected test script

* Add wasm bechmarks

* Update Readme

* Applies toggling functionality and refactored PixelManipulation code

* Added documentation and corrected wasm toggling

* change noise reduction module to use wasm code

* Corrected formatting  and removed extra comments

* Add default wasm option and made README changes

* Fixed negative test timings

* combined benchmarks file

* Update benchmark.js

* Removed copies of wasm file and corrected test format

* Update package.json

Co-Authored-By: Jeffrey Warren <jeff@unterbahn.com>

* Added wasm file and removed redundant code

* Removed earlier benchmarks

* move test/core/sequencer/benchmark.js to its own test command, not passing to tape-spec

* Solves memory leaks and blank lines

* Solves memory leaks and blank lines

* Added handler for node code

* Modify test script

* Modify test script

* Correct doc and removed pace fuctionality
2019-06-21 10:54:56 -04:00

375 lines
13 KiB
JavaScript

// Set the UI in sequencer. This Will generate HTML based on
// Image Sequencer events :
// onSetup : Called every time a step is added
// onDraw : Called every time a step starts draw
// onComplete : Called every time a step finishes drawing
// onRemove : Called everytime a step is removed
// The variable 'step' stores useful data like input and
// output values, step information.
// See documetation for more details.
var intermediateHtmlStepUi = require('./intermediateHtmlStepUi.js');
var urlHash = require('./urlHash.js');
var _ = require('lodash');
var mapHtmlTypes = require('./mapHtmltypes');
function DefaultHtmlStepUi(_sequencer, options) {
options = options || {};
var stepsEl = options.stepsEl || document.querySelector('#steps');
var selectStepSel = options.selectStepSel = options.selectStepSel || '#selectStep';
function onSetup(step, stepOptions) {
if (step.options && step.options.description)
step.description = step.options.description;
step.ui =
'\
<div class="container-fluid step-container">\
<div class="panel panel-default">\
<div class="panel-heading">\
<div class="trash-container pull-right"></div>\
<h3 class="panel-title">' +
'<span class="toggle">' + step.name + ' <span class="caret toggleIcon rotated"></span>\
<span class="load-spin pull-right" style="display:none;padding:1px 8px;"><i class="fa fa-circle-o-notch fa-spin"></i></span>\
</h3>\
</div>\
<form class="input-form">\
<div class="panel-body cal collapse in">\
<div class="row step">\
<div class="col-md-4 details container-fluid">\
<div class="cal collapse in"><p>' +
'<i>' + (step.description || '') + '</i>' +
'</p></div>\
</div>\
<div class="col-md-8 cal collapse in step-column">\
<div class="load load-spin" style="display:none;"><i class="fa fa-circle-o-notch fa-spin"></i></div>\
<div class="step-image">\
<a class="cal collapse in"><img class="img-thumbnail step-thumbnail"/></a>\
</div>\
</div>\
</div>\
</div>\
<div class="panel-footer cal collapse in"></div>\
</form>\
</div>\
</div>';
var tools =
'<div class="trash">\
<button confirm="Are you sure?" class="remove btn btn-default btn-xs">\
<i class="fa fa-trash"></i>\
</button>\
</div>';
var util = intermediateHtmlStepUi(_sequencer, step);
var parser = new DOMParser();
step.ui = parser.parseFromString(step.ui, 'text/html');
step.ui = step.ui.querySelector('div.container-fluid');
step.linkElements = step.ui.querySelectorAll('a');
step.imgElement = step.ui.querySelector('a img.img-thumbnail');
if (_sequencer.modulesInfo().hasOwnProperty(step.name)) {
var inputs = _sequencer.modulesInfo(step.name).inputs;
var outputs = _sequencer.modulesInfo(step.name).outputs;
var merged = Object.assign(inputs, outputs); // combine outputs w inputs
for (var paramName in merged) {
var isInput = inputs.hasOwnProperty(paramName);
var html = '';
var inputDesc = isInput ? mapHtmlTypes(inputs[paramName]) : {};
if (!isInput) {
html += '<span class="output"></span>';
}
else if (inputDesc.type.toLowerCase() == 'select') {
html += '<select class="form-control target" name="' + paramName + '">';
for (var option in inputDesc.values) {
html += '<option>' + inputDesc.values[option] + '</option>';
}
html += '</select>';
}
else {
let paramVal = step.options[paramName] || inputDesc.default;
if (inputDesc.id == 'color-picker') { // separate input field for color-picker
html +=
'<div id="color-picker" class="input-group colorpicker-component">' +
'<input class="form-control target" type="' +
inputDesc.type +
'" name="' +
paramName +
'" value="' +
paramVal + '">' + '<span class="input-group-addon"><i></i></span>' +
'</div>';
}
else { // use this if the the field isn't color-picker
html =
'<input class="form-control target" type="' +
inputDesc.type +
'" name="' +
paramName +
'" value="' +
paramVal +
'" placeholder ="' +
(inputDesc.placeholder || '');
if (inputDesc.type.toLowerCase() == 'range') {
html +=
'"min="' +
inputDesc.min +
'"max="' +
inputDesc.max +
'"step="' +
(inputDesc.step ? inputDesc.step : 1) + '">' + '<span>' + paramVal + '</span>';
}
else html += '">';
}
}
var div = document.createElement('div');
div.className = 'row';
div.setAttribute('name', paramName);
var description = inputs[paramName].desc || paramName;
div.innerHTML =
'<div class=\'det cal collapse in\'>\
<label for=\'' +
paramName +
'\'>' +
description +
'</label>\
' +
html +
'\
</div>';
step.ui.querySelector('div.details').appendChild(div);
}
$(step.ui.querySelector('div.panel-footer')).append(
'<div class="cal collapse in"><button type="submit" class="btn btn-sm btn-default btn-save" disabled = "true" >Apply</button> <small style="padding-top:2px;">Press apply to see changes</small></div>'
);
$(step.ui.querySelector('div.panel-footer')).prepend(
'<button class="pull-right btn btn-default btn-sm insert-step" >\
<span class="insert-text"><i class="fa fa-plus"></i> Insert Step</span><span class="no-insert-text" style="display:none">Close</span></button>\
<button class="pull-right btn btn-default btn-sm download-btn" style="margin-right:2px" >\
<i class="fa fa-download"></i>\
</button>'
);
}
if (step.name != 'load-image') {
step.ui
.querySelector('div.trash-container')
.prepend(
parser.parseFromString(tools, 'text/html').querySelector('div')
);
$(step.ui.querySelectorAll('.remove')).on('click', function() {notify('Step Removed', 'remove-notification');});
$(step.ui.querySelectorAll('.insert-step')).on('click', function() { util.insertStep(step.ID); });
// Insert the step's UI in the right place
if (stepOptions.index == _sequencer.steps.length) {
stepsEl.appendChild(step.ui);
$('#steps .step-container:nth-last-child(1) .insert-step').prop('disabled', true);
if($('#steps .step-container:nth-last-child(2)'))
$('#steps .step-container:nth-last-child(2) .insert-step').prop('disabled', false);
} else {
stepsEl.insertBefore(step.ui, $(stepsEl).children()[stepOptions.index]);
}
}
else {
$('#load-image').append(step.ui);
}
$(step.ui.querySelector('.toggle')).on('click', () => {
$(step.ui.querySelector('.toggleIcon')).toggleClass('rotated');
$(step.ui.querySelectorAll('.cal')).collapse('toggle');
});
$(step.imgElement).on('mousemove', _.debounce(() => imageHover(step), 150));
$(step.imgElement).on('click', (e) => {e.preventDefault(); });
$(step.ui.querySelectorAll('#color-picker')).colorpicker();
function saveOptions(e) {
e.preventDefault();
if (optionsChanged){
$(step.ui.querySelector('div.details'))
.find('input,select')
.each(function(i, input) {
$(input)
.data('initValue', $(input).val())
.data('hasChangedBefore', false);
step.options[$(input).attr('name')] = $(input).val();
});
_sequencer.run({ index: step.index - 1 });
// modify the url hash
urlHash.setUrlHashParameter('steps', _sequencer.toString());
// disable the save button
$(step.ui.querySelector('.btn-save')).prop('disabled', true);
optionsChanged = false;
changedInputs = 0;
}
}
function handleInputValueChange(currentValue, initValue, hasChangedBefore) {
var inputChanged = !(isNaN(initValue) || isNaN(currentValue) ? currentValue === initValue : currentValue - initValue === 0);
changedInputs += hasChangedBefore ? inputChanged ? 0 : -1 : inputChanged ? 1 : 0;
optionsChanged = changedInputs > 0;
$(step.ui.querySelector('.btn-save')).prop('disabled', !optionsChanged);
return inputChanged;
}
var
changedInputs = 0,
optionsChanged = false;
$(step.ui.querySelector('.input-form')).on('submit', saveOptions);
$(step.ui.querySelectorAll('.target')).each(function(i, input) {
$(input)
.data('initValue', $(input).val())
.data('hasChangedBefore', false)
.on('input change', function() {
$(this)
.focus()
.data('hasChangedBefore',
handleInputValueChange(
$(this).val(),
$(this).data('initValue'),
$(this).data('hasChangedBefore')
)
);
});
});
$('input[type="range"]').on('input', function() {
$(this).next().html($(this).val());
});
}
function onDraw(step) {
$(step.ui.querySelector('.load')).show();
$(step.ui.querySelector('img')).hide();
$(step.ui.querySelectorAll('.load-spin')).show();
}
function onComplete(step) {
$(step.ui.querySelector('img')).show();
$(step.ui.querySelectorAll('.load-spin')).hide();
$(step.ui.querySelector('.load')).hide();
step.imgElement.src = (step.name == 'load-image') ? step.output.src : step.output;
var imgthumbnail = step.ui.querySelector('.img-thumbnail');
for (let index = 0; index < step.linkElements.length; index++) {
if (step.linkElements[index].contains(imgthumbnail))
step.linkElements[index].href = step.imgElement.src;
}
// TODO: use a generalized version of this
function fileExtension(output) {
return output.split('/')[1].split(';')[0];
}
$(step.ui.querySelectorAll('.download-btn')).on('click', () => {
for (let index = 0; index < step.linkElements.length; index++){
var element = document.createElement('a');
element.setAttribute('href', step.linkElements[index].href);
element.setAttribute('download', step.name + '.' + fileExtension(step.imgElement.src));
element.style.display = 'none';
document.body.appendChild(element);
element.click();
document.body.removeChild(element);
}
});
// fill inputs with stored step options
if (_sequencer.modulesInfo().hasOwnProperty(step.name)) {
var inputs = _sequencer.modulesInfo(step.name).inputs;
var outputs = _sequencer.modulesInfo(step.name).outputs;
for (var i in inputs) {
if (step.options[i] !== undefined) {
if (inputs[i].type.toLowerCase() === 'input')
$(step.ui.querySelector('div[name="' + i + '"] input'))
.val(step.options[i])
.data('initValue', step.options[i]);
if (inputs[i].type.toLowerCase() === 'select')
$(step.ui.querySelector('div[name="' + i + '"] select'))
.val(step.options[i])
.data('initValue', step.options[i]);
}
}
for (var i in outputs) {
if (step[i] !== undefined)
$(step.ui.querySelector('div[name="' + i + '"] input'))
.val(step[i]);
}
}
}
function imageHover(step){
var img = $(step.imgElement);
img.mousemove(function(e) {
var canvas = document.createElement('canvas');
canvas.width = img.width();
canvas.height = img.height();
var context = canvas.getContext('2d');
context.drawImage(this, 0, 0);
var offset = $(this).offset();
var xPos = e.pageX - offset.left;
var yPos = e.pageY - offset.top;
var myData = context.getImageData(xPos, yPos, 1, 1);
img[0].title = 'rgb: ' + myData.data[0] + ',' + myData.data[1] + ',' + myData.data[2];//+ rgbdata;
});
}
function onRemove(step) {
step.ui.remove();
$('#steps .step-container:nth-last-child(1) .insert-step').prop('disabled', true);
$('div[class*=imgareaselect-]').remove();
}
function getPreview() {
return step.imgElement;
}
function notify(msg, id){
if ($('#' + id).length == 0) {
var notification = document.createElement('span');
notification.innerHTML = ' <i class="fa fa-info-circle" aria-hidden="true"></i> ' + msg ;
notification.id = id;
notification.classList.add('notification');
$('body').append(notification);
}
$('#' + id).fadeIn(500).delay(200).fadeOut(500);
}
return {
getPreview: getPreview,
onSetup: onSetup,
onComplete: onComplete,
onRemove: onRemove,
onDraw: onDraw,
notify: notify,
imageHover: imageHover
};
}
if(typeof window === 'undefined'){
module.exports = {
DefaultHtmlStepUi: DefaultHtmlStepUi
};
}
module.exports = DefaultHtmlStepUi;