scinote-web/app/assets/javascripts/sitewide/image_editor.js

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/* global animateSpinner fabric PerfectScrollbar refreshProtocolStatusBar tui Uint8Array ActiveStoragePreviews*/
/* eslint-disable no-underscore-dangle no-unused-vars */
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var ImageEditorModal = (function() {
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function updateFabricControls() {
fabric.Object.prototype.drawBorders = function(ctx, styleOverride = {}) {
var wh = this._calculateCurrentDimensions();
var strokeWidth = 1 / this.borderScaleFactor;
var width = wh.x + strokeWidth;
var height = wh.y + strokeWidth;
var drawRotatingPoint = typeof styleOverride.hasRotatingPoint !== 'undefined'
? styleOverride.hasRotatingPoint : this.hasRotatingPoint;
var hasControls = typeof styleOverride.hasControls !== 'undefined'
? styleOverride.hasControls : this.hasControls;
var rotatingPointOffset = typeof styleOverride.rotatingPointOffset !== 'undefined'
? styleOverride.rotatingPointOffset : this.rotatingPointOffset;
var rotateHeight = -height / 2;
ctx.save();
ctx.strokeStyle = styleOverride.borderColor || this.borderColor;
this._setLineDash(ctx, styleOverride.borderDashArray || this.borderDashArray, null);
ctx.strokeRect(
-width / 2,
-height / 2,
width,
height
);
if (drawRotatingPoint && this.isControlVisible('mtr') && hasControls) {
ctx.beginPath();
ctx.moveTo(0, rotateHeight);
ctx.lineTo(0, rotateHeight - rotatingPointOffset + 10);
ctx.stroke();
}
ctx.restore();
return this;
};
fabric.Object.prototype.drawControls = function(ctx) {
var rotationImage = 'data:image/png;base64,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';
var rotate = new Image();
var rotateLeft;
var rotateTop;
var wh = this._calculateCurrentDimensions();
var width = wh.x;
var height = wh.y;
var scaleOffset = this.cornerSize;
var left = -(width + scaleOffset) / 2;
var top = -(height + scaleOffset) / 2;
var methodName = this.transparentCorners ? 'stroke' : 'fill';
if (!this.hasControls) {
return this;
}
ctx.save();
ctx.strokeStyle = this.cornerColor;
ctx.fillStyle = this.cornerColor;
if (!this.transparentCorners) {
ctx.strokeStyle = this.cornerStrokeColor;
}
this._setLineDash(ctx, this.cornerDashArray, null);
// top-left
this._drawControl(
'tl',
ctx,
methodName,
left,
top
);
// top-right
this._drawControl(
'tr',
ctx,
methodName,
left + width,
top
);
// bottom-left
this._drawControl(
'bl',
ctx,
methodName,
left,
top + height
);
// bottom-right
this._drawControl(
'br',
ctx,
methodName,
left + width,
top + height
);
if (!this.get('lockUniScaling')) {
// middle-top
this._drawControl(
'mt',
ctx,
methodName,
left + width / 2,
top
);
// middle-bottom
this._drawControl(
'mb',
ctx,
methodName,
left + width / 2,
top + height
);
// middle-right
this._drawControl(
'mr',
ctx,
methodName,
left + width,
top + height / 2
);
// middle-left
this._drawControl(
'ml',
ctx,
methodName,
left,
top + height / 2
);
}
// middle-top-rotate
if (this.hasRotatingPoint) {
rotate.src = rotationImage;
rotateLeft = left + width / 2 - 6;
rotateTop = top - this.rotatingPointOffset - 6;
ctx.drawImage(rotate, rotateLeft, rotateTop, 32, 32);
}
ctx.restore();
return this;
};
}
function initImageEditor(data, fileUrl) {
var imageEditor;
var ps;
var blackTheme = {
'common.bi.image': '',
'common.bisize.width': '0',
'common.bisize.height': '0',
'common.backgroundImage': 'none',
'common.backgroundColor': '#1e1e1e',
'common.border': '0px',
// header
'header.backgroundImage': 'none',
'header.backgroundColor': 'transparent',
'header.border': '0px',
// load button
'loadButton.backgroundColor': '#fff',
'loadButton.border': '1px solid #ddd',
'loadButton.color': '#222',
'loadButton.fontFamily': '\'Noto Sans\', sans-serif',
'loadButton.fontSize': '12px',
// download button
'downloadButton.backgroundColor': '#fdba3b',
'downloadButton.border': '1px solid #fdba3b',
'downloadButton.color': '#fff',
'downloadButton.fontFamily': '\'Noto Sans\', sans-serif',
'downloadButton.fontSize': '12px',
// submenu primary color
'submenu.backgroundColor': '#1e1e1e',
'submenu.partition.color': '#3c3c3c',
// submenu labels
'submenu.normalLabel.color': '#8a8a8a',
'submenu.normalLabel.fontWeight': 'lighter',
'submenu.activeLabel.color': '#fff',
'submenu.activeLabel.fontWeight': 'lighter',
// checkbox style
'checkbox.border': '0px',
'checkbox.backgroundColor': '#fff',
// range style
'range.pointer.color': '#fff',
'range.bar.color': '#666',
'range.subbar.color': '#d1d1d1',
'range.disabledPointer.color': '#414141',
'range.disabledBar.color': '#282828',
'range.disabledSubbar.color': '#414141',
'range.value.color': '#fff',
'range.value.fontWeight': 'lighter',
'range.value.fontSize': '11px',
'range.value.border': '1px solid #353535',
'range.value.backgroundColor': '#151515',
'range.title.color': '#fff',
'range.title.fontWeight': 'lighter',
// colorpicker style
'colorpicker.button.border': '1px solid #1e1e1e',
'colorpicker.title.color': '#fff'
};
animateSpinner(null, true);
imageEditor = new tui.ImageEditor('#tui-image-editor', {
includeUI: {
loadImage: {
path: fileUrl,
name: data.filename
},
theme: blackTheme,
initMenu: 'draw',
menuBarPosition: 'bottom'
},
cssMaxWidth: 700,
cssMaxHeight: 500,
selectionStyle: {
cornerSize: 20,
rotatingPointOffset: 70,
borderColor: '#333',
cornerColor: '#333',
cornerStyle: 'circle',
borderScaleFactor: 3
},
usageStatistics: false
});
imageEditor.on('image_loaded', () => {
$('.file-save-link').css('display', '');
animateSpinner(null, false);
});
ps = new PerfectScrollbar($('.tui-image-editor-wrap')[0], { wheelSpeed: 0.5 });
/*
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$('#tui-image-editor .tui-image-editor').on('mousewheel', (e) => {
var imageOriginalSize = {
width: imageEditor._graphics.canvasImage.width,
height: imageEditor._graphics.canvasImage.height
};
var wDelta = e.originalEvent.wheelDelta || e.originalEvent.deltaY;
var imageEditorWindow = e.currentTarget;
var scrollContainer = $('.tui-image-editor-wrap');
var initWidth = imageEditorWindow.style.width;
var initHeight = imageEditorWindow.style.height;
var scrollContainerInitial = {
top: scrollContainer.scrollTop(),
left: scrollContainer.scrollLeft(),
height: scrollContainer[0].scrollHeight,
width: scrollContainer[0].scrollWidth
};
var mousePosition = {
top: e.clientY - (imageEditorWindow.offsetTop - scrollContainerInitial.top),
left: e.clientX - $(imageEditorWindow).offset().left
};
var newWidth;
var newHeight;
var offsetY;
var offsetX;
if (wDelta > 0) {
newWidth = parseInt(initWidth, 10) * 1.1;
newHeight = parseInt(initHeight, 10) * 1.1;
if (newWidth > imageOriginalSize.width || newHeight > imageOriginalSize.height) {
newWidth = imageOriginalSize.width;
newHeight = imageOriginalSize.height;
}
} else {
newWidth = parseInt(initWidth, 10) * 0.9;
newHeight = parseInt(initHeight, 10) * 0.9;
if (parseInt(imageEditorWindow.dataset.minWidth, 10) * 0.5 > parseInt(newWidth, 10)) {
newWidth = parseInt(imageEditorWindow.dataset.minWidth, 10) * 0.5;
newHeight = parseInt(imageEditorWindow.dataset.minHeight, 10) * 0.5;
}
}
imageEditorWindow.style.width = newWidth + 'px';
imageEditorWindow.style.height = newHeight + 'px';
$(imageEditorWindow).find('canvas, .tui-image-editor-canvas-container')
.css('max-width', imageEditorWindow.style.width)
.css('max-height', imageEditorWindow.style.height);
if (imageEditorWindow.dataset.minHeight === undefined) {
imageEditorWindow.dataset.minHeight = initHeight;
imageEditorWindow.dataset.minWidth = initWidth;
}
offsetY = (scrollContainer[0].scrollHeight - scrollContainerInitial.height)
* (mousePosition.top / scrollContainerInitial.height);
offsetX = (scrollContainer[0].scrollWidth - scrollContainerInitial.width)
* (mousePosition.left / scrollContainerInitial.width);
scrollContainer.scrollTop(scrollContainerInitial.top + offsetY);
scrollContainer.scrollLeft(scrollContainerInitial.left + offsetX);
ps.update();
e.preventDefault();
e.stopPropagation();
});
$('.tui-image-editor-wrap')[0].onwheel = function() { return false; };
$('.tui-image-editor-wrap').css('height', 'calc(100% - 150px)');
*/
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$('#fileEditModal').find('.file-name').text('Editing: ' + data.filename);
$('#fileEditModal').modal('show');
$('.tui-image-editor-header').hide();
$('.file-save-link').css('display', 'none');
$('.file-save-link').off().click(function(ev) {
var imageBlob;
var imageDataURL;
var imageParams;
var dataUpload = new FormData();
var blobArray;
var bytePosition;
ev.preventDefault();
ev.stopPropagation();
if (data['mime-type'] === 'image/png') {
imageParams = { format: 'png' };
} else {
imageParams = { format: 'jpeg', quality: (data.quality / 100) };
}
imageDataURL = imageEditor.toDataURL(imageParams);
imageDataURL = atob(imageDataURL.split(',')[1]);
blobArray = new Uint8Array(imageDataURL.length);
for (bytePosition = 0; bytePosition < imageDataURL.length; bytePosition += 1) {
blobArray[bytePosition] = imageDataURL.charCodeAt(bytePosition);
}
imageBlob = new Blob([blobArray]);
function closeEditor() {
animateSpinner(null, false);
imageEditor.destroy();
imageEditor = {};
$('#tui-image-editor').html('');
$('#fileEditModal').modal('hide');
}
dataUpload.append('image', imageBlob);
animateSpinner(null, true);
$.ajax({
type: 'POST',
url: '/files/' + data.id + '/update_image',
data: dataUpload,
contentType: false,
processData: false,
success: function(res) {
$(`.asset[data-asset-id=${data.id}] .image-container img`)
.replaceWith($(res.html).find('.image-container img'));
$(`.asset[data-asset-id=${data.id}] .attachment-preview img`)
.replaceWith($(res.html).find('.attachment-preview img'));
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$(`.asset[data-asset-id=${data.id}]`).closest('.attachments').trigger('reorder');
ActiveStoragePreviews.reloadPreview(`.asset[data-asset-id=${data.id}] .attachment-preview img`);
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closeEditor();
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}
});
if (typeof refreshProtocolStatusBar === 'function') refreshProtocolStatusBar();
});
window.onresize = function() {
imageEditor.ui.resizeEditor();
};
}
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function preInitImageEditor() {
$(document).on('click', '.image-edit-button', function() {
var editButton = $(this);
//updateFabricControls();
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$.get(editButton.data('image-url'), function(responseData) {
var fileUrl = responseData;
var data = {
id: editButton.data('image-id'),
quality: editButton.data('image-quality'),
filename: editButton.data('image-name'),
'mime-type': editButton.data('image-mime-type')
};
$('#filePreviewModal').modal('hide');
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$.post(editButton.data('image-start-edit-url'));
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initImageEditor(data, fileUrl);
});
});
}
return Object.freeze({
init: preInitImageEditor
});
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}());
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ImageEditorModal.init();
$(document).on('keydown', function(e) {
if (e.keyCode === 27) {
$('#fileEditModal').modal('hide');
}
});