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File: assets/js/cropper-main.js

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File: assets/js/cropper-main.js
Role: Auxiliary data
Content type: text/plain
Description: Auxiliary data
Class: wgGallery
Image gallery module for XOOPS CMS
Author: By
Last change:
Date: 3 years ago
Size: 9,071 bytes
 

Contents

Class file image Download
window.onload = function () { 'use strict'; var Cropper = window.Cropper; var URL = window.URL || window.webkitURL; var container = document.querySelector('.img-container'); var image = container.getElementsByTagName('img').item(0); var download = document.getElementById('download'); var actions = document.getElementById('actions'); var dataX = document.getElementById('dataX'); var dataY = document.getElementById('dataY'); var dataHeight = document.getElementById('dataHeight'); var dataWidth = document.getElementById('dataWidth'); var dataRotate = document.getElementById('dataRotate'); var dataScaleX = document.getElementById('dataScaleX'); var dataScaleY = document.getElementById('dataScaleY'); var options = { aspectRatio: 4 / 3, minContainerWidth: $("#currentImg").width(), minContainerHeight: $("#currentImg").height(), dragMode: 'move', ready: function (e) { console.log(e.type); }, cropstart: function (e) { console.log(e.type, e.detail.action); }, cropmove: function (e) { console.log(e.type, e.detail.action); }, cropend: function (e) { console.log(e.type, e.detail.action); }, crop: function (e) { var data = e.detail; console.log(e.type); dataX.value = Math.round(data.x); dataY.value = Math.round(data.y); dataHeight.value = Math.round(data.height); dataWidth.value = Math.round(data.width); dataRotate.value = typeof data.rotate !== 'undefined' ? data.rotate : ''; dataScaleX.value = typeof data.scaleX !== 'undefined' ? data.scaleX : ''; dataScaleY.value = typeof data.scaleY !== 'undefined' ? data.scaleY : ''; }, zoom: function (e) { console.log(e.type, e.detail.ratio); } }; var cropper = new Cropper(image, options); var originalImageURL = image.src; var uploadedImageType = 'image/jpeg'; var uploadedImageName = 'cropped.jpg'; var uploadedImageURL = 'http://localhost/wggallery/htdocs/uploads/wggallery/images/'; // Tooltip $('[data-toggle="tooltip"]').tooltip(); // Buttons if (!document.createElement('canvas').getContext) { $('button[data-method="getCroppedCanvas"]').prop('disabled', true); } if (typeof document.createElement('cropper').style.transition === 'undefined') { $('button[data-method="rotate"]').prop('disabled', true); $('button[data-method="scale"]').prop('disabled', true); } // Download if (typeof download.download === 'undefined') { download.className += ' disabled'; download.title = 'Your browser does not support download'; } // Options actions.querySelector('.docs-toggles').onchange = function (event) { var e = event || window.event; var target = e.target || e.srcElement; var cropBoxData; var canvasData; var isCheckbox; var isRadio; if (!cropper) { return; } if (target.tagName.toLowerCase() === 'label') { target = target.querySelector('input'); } isCheckbox = target.type === 'checkbox'; isRadio = target.type === 'radio'; if (isCheckbox || isRadio) { if (isCheckbox) { options[target.name] = target.checked; cropBoxData = cropper.getCropBoxData(); canvasData = cropper.getCanvasData(); options.ready = function () { console.log('ready'); cropper.setCropBoxData(cropBoxData).setCanvasData(canvasData); }; } else { options[target.name] = target.value; options.ready = function () { console.log('ready'); }; } // Restart cropper.destroy(); cropper = new Cropper(image, options); } }; // Methods actions.querySelector('.docs-buttons').onclick = function (event) { var e = event || window.event; var target = e.target || e.srcElement; var cropped; var result; var input; var data; if (!cropper) { return; } while (target !== this) { if (target.getAttribute('data-method')) { break; } target = target.parentNode; } if (target === this || target.disabled || target.className.indexOf('disabled') > -1) { return; } data = { method: target.getAttribute('data-method'), target: target.getAttribute('data-target'), option: target.getAttribute('data-option') || undefined, secondOption: target.getAttribute('data-second-option') || undefined }; cropped = cropper.cropped; if (data.method) { if (typeof data.target !== 'undefined') { input = document.querySelector(data.target); if (!target.hasAttribute('data-option') && data.target && input) { try { data.option = JSON.parse(input.value); } catch (e) { console.log(e.message); } } } switch (data.method) { case 'rotate': if (cropped && options.viewMode > 0) { cropper.clear(); } break; case 'getCroppedCanvas': try { data.option = JSON.parse(data.option); } catch (e) { console.log(e.message); } if (uploadedImageType === 'image/jpeg') { if (!data.option) { data.option = {}; } data.option.fillColor = '#fff'; } break; } result = cropper[data.method](data.option, data.secondOption); switch (data.method) { case 'rotate': if (cropped && options.viewMode > 0) { cropper.crop(); } break; case 'scaleX': case 'scaleY': target.setAttribute('data-option', -data.option); break; case 'getCroppedCanvas': if (result) { if ( 1 == data.option.save) { var imgBase = result.toDataURL('image/jpeg'); var formData = new FormData(); formData.append('op', 'cropimage'); formData.append('alb_id', $("#alb_id").val()); formData.append('croppedImage', imgBase); formData.append('form_key', window.FORM_KEY); $.ajax('album_images.php', { method: "POST", data: formData, processData: false, contentType: false, success: function (data) { console.log('create crop finished'); }, error: function (data) { console.log(data); } }); } else { console.log('show preview image'); // Bootstrap's Modal $('#getCroppedCanvasModal').modal().find('.modal-body').html(result); if (!download.disabled) { download.download = uploadedImageName; download.href = result.toDataURL(uploadedImageType); } } } break; case 'destroy': cropper = null; if (uploadedImageURL) { URL.revokeObjectURL(uploadedImageURL); uploadedImageURL = ''; image.src = originalImageURL; } break; } if (typeof result === 'object' && result !== cropper && input) { try { input.value = JSON.stringify(result); } catch (e) { console.log(e.message); } } } }; document.body.onkeydown = function (event) { var e = event || window.event; if (e.target !== this || !cropper || this.scrollTop > 300) { return; } switch (e.keyCode) { case 37: e.preventDefault(); cropper.move(-1, 0); break; case 38: e.preventDefault(); cropper.move(0, -1); break; case 39: e.preventDefault(); cropper.move(1, 0); break; case 40: e.preventDefault(); cropper.move(0, 1); break; } }; // Import image var inputImage = document.getElementById('inputImage'); if (URL) { inputImage.onchange = function () { var files = this.files; var file; if (cropper && files && files.length) { file = files[0]; if (/^image\/\w+/.test(file.type)) { uploadedImageType = file.type; uploadedImageName = file.name; if (uploadedImageURL) { URL.revokeObjectURL(uploadedImageURL); } image.src = uploadedImageURL = URL.createObjectURL(file); cropper.destroy(); cropper = new Cropper(image, options); inputImage.value = null; } else { window.alert('Please choose an image file.'); } } }; } else { inputImage.disabled = true; inputImage.parentNode.className += ' disabled'; } };