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230 lines
7.9 KiB
Plaintext
230 lines
7.9 KiB
Plaintext
3 years ago
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<%@ Page Language="C#" AutoEventWireup="true" Inherits="System.Web.Mvc.ViewPage<dynamic>" %>
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<!DOCTYPE html>
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<html xmlns="http://www.w3.org/1999/xhtml">
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<head runat="server">
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
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<title></title>
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<script type="text/javascript" src="/Areas/Dispatch/Content/Dispatch/Scripts/jquery-3.3.1.min.js"></script>
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<style>
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.menu {
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position: absolute;
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top: 10px;
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left: 10px;
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background-color: #bcd2ef;
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padding: 10px;
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border-radius: 2px;
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}
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.menu li {
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list-style-type: none;
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}
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.menu li:hover {
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background-color: white;
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cursor: pointer;
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border-radius: 2px;
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}
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</style>
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</head>
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<body>
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<button id="btnReOpen">重新上传</button>
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<span style="position:absolute;right:30px;">
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<label>缩放比例：</label>
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<select id="selScale">
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<option value="1.0">100%</option>
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<option value="1.2">120%</option>
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<option value="1.5" selected="selected">150%</option>
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<option value="2.0">200%</option>
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</select>
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</span>
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<div style="width: 100%; height: 100%; overflow: scroll;" id="divCanvas">
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<canvas width="1200" height="1200" id="canvas_paint">您的浏览器不支持 HTML5 canvas 标签。
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</canvas>
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</div>
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<ul id="ulMenu" class="menu">
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<li data-name="SHIPPER">发货人</li>
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<li data-name="CONSIGNEE">收货人</li>
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<li data-name="NOTIFYPARTY">通知人</li>
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<li data-name="PORTLOAD">装货港</li>
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<li data-name="PORTDISCHARGE">卸货港</li>
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<li data-name="DESTINATION">目的地</li>
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<li data-name="MARKS">唛头</li>
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<li data-name="HSCODE">HS编码</li>
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<li data-name="DESCRIPTION">货物描述</li>
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<li data-name="NOPKGS">件数包装</li>
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<li data-name="MEASUREMENT">尺码</li>
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<li data-name="GROSSWEIGHT">毛重</li>
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<li data-name="REMARK">备注</li>
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</ul>
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<script>
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var rectColor = "#ff0000";
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var canvas = null;
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var context = null;
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var img = null;
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var scale = 1.5;
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var downPos = { x: -1, y: -1 };
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var upPos = { x: -1, y: -1 };
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var textContent;
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var fileName = '<%=ViewData["FileName"]%>';
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$(function () {
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if (fileName == "null" || fileName.length == 0) {
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alert("参数错误");
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return;
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}
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scale = parseFloat($("#selScale").val());
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$("#selScale").on('change', function () {
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scale = parseFloat($("#selScale").val());
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reloadImg();
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});
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canvas = document.getElementById("canvas_paint");
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context = canvas.getContext("2d");
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canvas.addEventListener('mousedown', function (evt) {
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downPos = { x: -1, y: -1 };
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if (evt.button == 0) {
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downPos = getMousePos(canvas, evt);
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}
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}, false);
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canvas.addEventListener('mousemove', function (evt) {
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if (downPos.x != -1 && downPos.y != -1) {
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upPos = getMousePos(canvas, evt);
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context.clearRect(0, 0, canvas.width, canvas.height);
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context.drawImage(img, 0, 0);
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context.beginPath();
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context.strokeStyle = rectColor;
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context.rect(downPos.x, downPos.y, upPos.x - downPos.x, upPos.y - downPos.y);
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context.closePath();
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context.stroke();
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}
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}, false);
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canvas.addEventListener('mouseup', function (evt) {
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if (evt.button == 0) {
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upPos = getMousePos(canvas, evt);
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context.clearRect(0, 0, canvas.width, canvas.height);
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context.drawImage(img, 0, 0);
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if (upPos.x != downPos.x || upPos.y != downPos.y) {
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context.beginPath();
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context.strokeStyle = rectColor;
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var w = upPos.x - downPos.x;
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var h = upPos.y - downPos.y;
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context.rect(downPos.x, downPos.y, w, h);
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context.closePath();
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context.stroke();
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$.ajax({
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url: '/MvcShipping/Ocr/GetRegionText',
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method: 'POST',
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data: { fileName: fileName, x: parseInt(downPos.x), y: parseInt(downPos.y), w: parseInt(w), h: parseInt(h), scale: scale },
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success: function (data) {
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//alert(data);
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if (data.length > 0) {
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textContent = data;
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var mX = evt.pageX - 65;
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var mY = evt.pageY;
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if (img.height - mY < 230) {
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mY -= 230;
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}
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$("#ulMenu").css("left", mX);
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$("#ulMenu").css("top", mY);
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$("#ulMenu").show();
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}
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}
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})
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}
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}
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downPos = { x: -1, y: -1 };
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upPos = { x: -1, y: -1 };
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}, false);
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canvas.oncontextmenu = function (event) {
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return false;
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};
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reloadImg();
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$("#btnReOpen").click(function () {
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location.href = "/MvcShipping/Ocr/UpOcrAuto";
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});
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//菜单
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$("#ulMenu").hide();
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$("#ulMenu").on('click', 'li', function () {
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var name = $(this).data("name");
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var tag = "textarea";
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if (name == "PORTLOAD"
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|| name == "PORTDISCHARGE"
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|| name == "DESTINATION") {
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tag = "input";
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}
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var eleHtml = $(window.parent.document).find(tag + "[name='" + name + "']:first");
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if (name == "PORTLOAD"
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|| name == "PORTDISCHARGE"
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|| name == "DESTINATION"
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|| name == "NOPKGS"
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|| name == "HSCODE"
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|| name == "MEASUREMENT"
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|| name == "GROSSWEIGHT") {
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eleHtml.val(textContent);
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} else {
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eleHtml.val(eleHtml.val() + textContent);
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}
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$("#ulMenu").hide();
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var clickLi = $(this);
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clickLi.remove();
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$("#ulMenu").append(clickLi);
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});
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document.addEventListener('mouseup', function (evt) {
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$("#ulMenu").hide();
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}, false);
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});
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function reloadImg() {
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img = new Image()
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img.src = "/MvcShipping/Ocr/GetCanvasImage?fileName=" + fileName + "&scale=" + scale.toFixed(1)
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img.onload = function () {
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canvas.width = img.width;
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canvas.height = img.height;
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context.clearRect(0, 0, canvas.width, canvas.height);
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context.drawImage(img, 0, 0);
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var btnHeight = $("#btnReOpen").height();
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$("#divCanvas").css({ height: window.innerHeight - btnHeight - 22 });
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}
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}
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function getMousePos(canvas, evt) {
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var rect = canvas.getBoundingClientRect();
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return {
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x: evt.clientX - rect.left,
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y: evt.clientY - rect.top
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};
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}
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</script>
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</body>
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</html>
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