@totvs-agro/mobile-components
Version:
Componentes Mobile Totvs (Front-End) para utilização dos estilos do T-Faces e Ionic v3
142 lines • 7.27 kB
JavaScript
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
import { Injectable } from "@angular/core";
import { Base64 } from "@ionic-native/base64";
import { DirectoryUtil } from "./directory-util";
import { File } from "@ionic-native/file";
var ImageUtil = /** @class */ (function () {
function ImageUtil(_base64, _directoryUtil, file) {
this._base64 = _base64;
this._directoryUtil = _directoryUtil;
this.file = file;
}
ImageUtil.prototype.getBase64ImageFromPath = function (imagePath) {
return __awaiter(this, void 0, void 0, function () {
var imageBase64;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this._base64.encodeFile(imagePath)];
case 1:
imageBase64 = _a.sent();
return [2 /*return*/, this.removeBase64Prefix(imageBase64)];
}
});
});
};
ImageUtil.prototype.hasBase64Prefix = function (imageBase64) {
if (imageBase64.lastIndexOf('base64,') == -1)
return false;
return true;
};
ImageUtil.prototype.removeBase64Prefix = function (imageBase64) {
imageBase64 = imageBase64.substr(imageBase64.lastIndexOf('base64,') + 7, imageBase64.length);
imageBase64 = imageBase64.replace(/(\r\n|\n|\r)/gm, "");
return imageBase64;
};
ImageUtil.prototype.addBase64Prefix = function (imageBase64) {
imageBase64 = 'data:image/*;base64,' + imageBase64;
return imageBase64;
};
ImageUtil.prototype.generateBase64Thumbnail = function (base64Img, maxWidth, maxHeight, quality) {
if (maxWidth === void 0) { maxWidth = 200; }
if (maxHeight === void 0) { maxHeight = 200; }
if (quality === void 0) { quality = 1; }
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
return [2 /*return*/, new Promise(function (resolve) {
var canvas = document.createElement("canvas");
var image = new Image();
image.src = base64Img;
image.onload = function () {
var width = image.width;
var height = image.height;
if (width > height) {
if (width > maxWidth) {
height *= maxWidth / width;
width = maxWidth;
}
}
else {
if (height > maxHeight) {
width *= maxHeight / height;
height = maxHeight;
}
}
canvas.width = width;
canvas.height = height;
var ctx = canvas.getContext("2d");
ctx.drawImage(image, 0, 0, width, height);
// IMPORTANT: 'jpeg' NOT 'jpg'
resolve(canvas.toDataURL('image/jpeg', quality));
};
})];
});
});
};
ImageUtil.prototype.getbase64ImageFromBlob = function (blob) {
return __awaiter(this, void 0, void 0, function () {
var filePath, fileName, base64Image;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
filePath = this._directoryUtil.getFileDirectory(false);
fileName = new Date().getTime().toString();
return [4 /*yield*/, this.file.writeFile(filePath, fileName, blob)];
case 1:
_a.sent();
return [4 /*yield*/, this._base64.encodeFile(filePath + fileName)];
case 2:
base64Image = _a.sent();
this.file.removeFile(filePath, fileName);
return [2 /*return*/, this.removeBase64Prefix(base64Image)];
}
});
});
};
ImageUtil.decorators = [
{ type: Injectable },
];
/** @nocollapse */
ImageUtil.ctorParameters = function () { return [
{ type: Base64, },
{ type: DirectoryUtil, },
{ type: File, },
]; };
return ImageUtil;
}());
export { ImageUtil };
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