// design1核心功能模块
// 注意：此代码在layui.use回调函数内部执行，不需要$(function())包装
// 全局变量已在主入口文件中定义，这里只需要初始化
$("#object_attribute").css("height", "470px");
$("#obj_list").css("height", document.body.clientHeight - 520);
$(".obj_list").css("height", $("#obj_list").height() - 32);
$(".main").show();
$(".canvas_box").css("height", document.body.clientHeight - 100);
zoom = $(".canvas_bg_img").width() / 2787
$("#canvas1").attr("width", $(".canvas_box").width() / zoom);
$("#canvas1").attr("height", $(".canvas_box").height() / zoom);
$("#canvas2").attr("width", $(".canvas_box").width() / zoom);
$("#canvas2").attr("height", $(".canvas_box").height() / zoom);
// 优化性能：在创建 Fabric Canvas 之前，先设置 canvas context 的 willReadFrequently
// 注意：这需要在 Fabric.js 创建 canvas 之前执行
try {
const canvas1El = document.getElementById('canvas1');
const canvas2El = document.getElementById('canvas2');
if (canvas1El) {
// 先获取 context 并设置 willReadFrequently，这样 Fabric.js 创建时会复用这个 context
canvas1El.getContext('2d', { willReadFrequently: true });
}
if (canvas2El) {
canvas2El.getContext('2d', { willReadFrequently: true });
}
} catch (e) {
// 如果浏览器不支持 willReadFrequently，忽略错误
}
// 初始化Canvas对象
canvas1 = new fabric.Canvas('canvas1');
canvas2 = new fabric.Canvas('canvas2');
// 同步到 window 对象，确保在 eval() 加载 .jsc 文件时也能访问
window.canvas1 = canvas1;
window.canvas2 = canvas2;
fabric.Object.prototype.objectCaching = false;
ctx1 = canvas1.getSelectionContext();
ctx2 = canvas2.getSelectionContext();
is_bgi_add = false;
// 撤销/重做过程中使用的标志位，防止并发操作和误记录历史
window._isApplyingHistory = false;
// 同步到 window 对象
window.ctx1 = ctx1;
window.ctx2 = ctx2;
window.is_bgi_add = is_bgi_add;
canvas1.zoomToPoint(new fabric.Point(0, 0), 1);
canvas2.zoomToPoint(new fabric.Point(0, 0), 1);
// 初始化标尺
initRulers();
$("#source_front").width(zoom * $("#source_front").width());
$("#source_back").width(zoom * $("#source_back").width());
$(".canvas-container:eq(0)").css('transform', 'scale(' + zoom + ')')
$(".canvas-container:eq(1)").css('transform', 'scale(' + zoom + ')')
$(".canvas-container:eq(0)").css('width', 0)
$(".canvas-container:eq(1)").hide();
canvas = canvas1;
window.canvas = canvas;
fabric.Object.prototype.set({
borderColor: "#9013FE",
cornerColor: "#9013FE", //激活状态角落图标的填充颜色
cornerStrokeColor: "#9013FE", //激活状态角落图标的边框颜色
borderOpacityWhenMoving: 1,
borderScaleFactor: 6,
cornerSize: 24,
cornerStyle: "circle", //rect,circle
centeredScaling: false, //角落放大缩小是否是以图形中心为放大原点
centeredRotation: true, //旋转按钮旋转是否是左上角为圆心旋转
transparentCorners: false, //激活状态角落的图标是否透明
rotatingPointOffset: 20, //旋转距旋转体的距离
padding: 0,
});
canvas1.preserveObjectStacking = true;
canvas2.preserveObjectStacking = true;
var front_list = [];
function applyFontList(data) {
var newFontList = [];
(data || []).map(function(item) {
if (item.indexOf('"') === 0) {
newFontList.push(item.replace(/^"|"$/g, ''));
} else {
newFontList.push(item);
}
});
front_list = newFontList;
for (var i = 0; i < front_list.length; i++) {
var item = front_list[i];
$("#text_font_family").append("");
$("#circle_text_font_family").append("");
$("#out_text_font_family").append("");
$("#barcode_font_family").append("");
$("#count_font_family").append("");
}
}
if (typeof ipcRenderer !== 'undefined' && ipcRenderer) {
ipcRenderer.on('font-list', function(event, data) { applyFontList(data); });
} else if (typeof window !== 'undefined' && window.platformBridge && window.platformBridge.getSystemFonts) {
window.platformBridge.getSystemFonts().then(applyFontList);
}
function applySysLan(data) {
let lang = localStorage.getItem("lang");
if (lang) {
s_lan = lang;
// 同步到全局作用域（用于 .jsc 文件加载）
if (typeof window !== 'undefined') {
window.s_lan = s_lan;
}
if (typeof global !== 'undefined') {
global.s_lan = s_lan;
}
langua_ge(lang);
$("#language_select").val(lang);
return;
}
switch (data) {
case 'zh-CN':
s_lan = "zh";
// 同步到全局作用域（用于 .jsc 文件加载）
if (typeof window !== 'undefined') {
window.s_lan = s_lan;
}
if (typeof global !== 'undefined') {
global.s_lan = s_lan;
}
langua_ge("zh");
$("#language_select").val("zh");
localStorage.setItem("lang", "zh");
break;
case 'zh':
s_lan = "zh";
// 同步到全局作用域（用于 .jsc 文件加载）
if (typeof window !== 'undefined') {
window.s_lan = s_lan;
}
if (typeof global !== 'undefined') {
global.s_lan = s_lan;
}
langua_ge("zh");
$("#language_select").val("zh");
localStorage.setItem("lang", "zh");
break;
case 'zh-TW':
s_lan = "ozh";
// 同步到全局作用域（用于 .jsc 文件加载）
if (typeof window !== 'undefined') {
window.s_lan = s_lan;
}
if (typeof global !== 'undefined') {
global.s_lan = s_lan;
}
langua_ge("ozh");
$("#language_select").val("ozh");
localStorage.setItem("lang", "ozh");
break;
case 'en':
s_lan = "en";
// 同步到全局作用域（用于 .jsc 文件加载）
if (typeof window !== 'undefined') {
window.s_lan = s_lan;
}
if (typeof global !== 'undefined') {
global.s_lan = s_lan;
}
langua_ge("en");
$("#language_select").val("en");
localStorage.setItem("lang", "en");
break;
case 'en-AU':
s_lan = "en";
// 同步到全局作用域（用于 .jsc 文件加载）
if (typeof window !== 'undefined') {
window.s_lan = s_lan;
}
if (typeof global !== 'undefined') {
global.s_lan = s_lan;
}
langua_ge("en");
$("#language_select").val("en");
localStorage.setItem("lang", "en");
break;
case 'en-CA':
s_lan = "en";
// 同步到全局作用域（用于 .jsc 文件加载）
if (typeof window !== 'undefined') {
window.s_lan = s_lan;
}
if (typeof global !== 'undefined') {
global.s_lan = s_lan;
}
langua_ge("en");
$("#language_select").val("en");
localStorage.setItem("lang", "en");
break;
case 'en-GB':
s_lan = "en";
// 同步到全局作用域（用于 .jsc 文件加载）
if (typeof window !== 'undefined') {
window.s_lan = s_lan;
}
if (typeof global !== 'undefined') {
global.s_lan = s_lan;
}
langua_ge("en");
$("#language_select").val("en");
localStorage.setItem("lang", "en");
break;
case 'en-NZ':
s_lan = "en";
// 同步到全局作用域（用于 .jsc 文件加载）
if (typeof window !== 'undefined') {
window.s_lan = s_lan;
}
if (typeof global !== 'undefined') {
global.s_lan = s_lan;
}
langua_ge("en");
$("#language_select").val("en");
localStorage.setItem("lang", "en");
break;
case 'en-US':
s_lan = "en";
// 同步到全局作用域（用于 .jsc 文件加载）
if (typeof window !== 'undefined') {
window.s_lan = s_lan;
}
if (typeof global !== 'undefined') {
global.s_lan = s_lan;
}
langua_ge("en");
$("#language_select").val("en");
localStorage.setItem("lang", "en");
break;
case 'en-ZA':
s_lan = "en";
// 同步到全局作用域（用于 .jsc 文件加载）
if (typeof window !== 'undefined') {
window.s_lan = s_lan;
}
if (typeof global !== 'undefined') {
global.s_lan = s_lan;
}
langua_ge("en");
$("#language_select").val("en");
localStorage.setItem("lang", "en");
break;
}
}
if (typeof ipcRenderer !== 'undefined' && ipcRenderer) {
ipcRenderer.on('sys-lan', function(event, data) { applySysLan(data); });
} else if (typeof window !== 'undefined' && window.platformBridge && window.platformBridge.getLocale) {
applySysLan(window.platformBridge.getLocale());
}
function onCloseConfirm() {
layer.confirm('' + language_str("whetherSave") + '', {
btn: [language_str("save"), language_str("noSave"), language_str("cancel")]
, btn3: function (index, layero) {}
}, function (index, layero) {
if (typeof window.output === 'function') {
window.output(function() {
if (ipcRenderer) ipcRenderer.send('run-close');
else if (window.platformBridge && window.platformBridge.runClose) window.platformBridge.runClose();
});
}
}, function (index) {
if (ipcRenderer) ipcRenderer.send('run-close');
else if (window.platformBridge && window.platformBridge.runClose) window.platformBridge.runClose();
});
}
if (typeof ipcRenderer !== 'undefined' && ipcRenderer) {
ipcRenderer.on('close', function(event, message) { onCloseConfirm(); });
} else if (typeof window !== 'undefined' && window.platformBridge && window.platformBridge.onClose) {
window.platformBridge.onClose(onCloseConfirm);
}
addBackground();//添加背景 白色卡片
initAligningGuidelines(canvas1);
initAligningGuidelines(canvas2);
//canvas.setZoom(0.5)
//recordObjs1.push(JSON.stringify(objs1));
//recordJson1.push(canvas1.toJSON(["selectable","hoverable","hoverCursor","text","fontStyle","fontWeight","underline"]));
//recordObjs2.push(JSON.stringify(objs2));
//recordJson2.push(canvas2.toJSON(["selectable","hoverable","hoverCursor","text","fontStyle","fontWeight","underline"]));
canvas.renderAll();//重新渲染画布
// 立即启动事件初始化（必须在 slider 初始化之前）
initCanvasEvents();
var zoomSlider = slider.render({
elem: '#zoomSlide', //绑定元素
min: 25,
max: 500,
value: 100,
change(val) {
canvas.zoomToPoint(
new fabric.Point(0, 0),
val / 100
);
// zoom = val / 100;
//$(".canvas-container").css("transform","scale(" + val / 100 + ")")
}
});
// ===========================================================
// Slider 滑块初始化
// ===========================================================
var circle_text_size = slider.render({
elem: '#circle_text_size',
min: 10, max: 120,
change: function (value) {
if (canvas.getActiveObject()) {
canvas.getActiveObject().set("fontSize", value);
canvas.renderAll();
}
}
});
var circle_text_diameter = slider.render({
elem: '#circle_text_diameter',
min: 500, max: 4000,
change: function (value) {
if (canvas.getActiveObject()) {
canvas.getActiveObject().set("diameter", value);
canvas.renderAll();
}
}
});
var out_pic_op = slider.render({
elem: '#out_pic_op',
change: function (value) {
if (canvas.getActiveObject()) {
canvas.getActiveObject().set('opacity', (100 - value) / 100);
canvas.renderAll();
}
}
});
var pic_op = slider.render({
elem: '#pic_op',
change: function (value) {
if (canvas.getActiveObject()) {
canvas.getActiveObject().set("opacity", (100 - value) / 100);
canvas.renderAll();
}
}
});
var rect_op = slider.render({
elem: '#rect_op',
change: function (value) {
if (canvas.getActiveObject()) {
canvas.getActiveObject().set("opacity", (100 - value) / 100);
canvas.renderAll();
}
}
});
var circle_op = slider.render({
elem: '#circle_op',
change: function (value) {
if (canvas.getActiveObject()) {
canvas.getActiveObject().set("opacity", (100 - value) / 100);
canvas.renderAll();
}
}
});
window.rotate = function (id) {
let angle = $(`#${id}`).attr("angle") - 0;
angle += 90;
$(`#${id}`).css("transform", `rotate(${angle}deg)`);
$(`#${id}`).attr("angle", angle);
}
function addBackground() {
// 类型改变
fabric.Image.fromURL(soonAsset('bg_front_1.png'), function (image) {
let width = $("#canvas1").width()
image.left = ($("#canvas1").width() - image.width * image.get("scaleX")) / 2;
image.top = ($("#canvas1").height() - image.height * image.get("scaleY")) / 2;
image.selectable = false;
image.hoverable = false;
image.hoverCursor = "default"
image.setSrc(image.toDataURL(), function (image) {
image.scale(1, 1);
background_image1 = image;
background_image = background_image1;
window.background_image1 = background_image1;
window.background_image = background_image;
canvas.add(image);
canvas.renderAll();
//pre_objs1.push(JSON.stringify(objs1));
//pre_json1.push(canvas1.toJSON(["selectable","hoverable","hoverCursor"]));
recordObjs1.push(JSON.stringify(objs1));
recordJson1.push(canvas1.toJSON(TO_JSON_PROPERTIES));
});
// 类型改变
fabric.Image.fromURL(soonAsset('bg_back.png'), function (image) {
image.left = ($("#canvas2").width() - image.width) / 2;
image.top = ($("#canvas2").height() - image.height) / 2;
image.selectable = false;
image.hoverable = false;
image.hoverCursor = "default"
image.setSrc(image.toDataURL(), function (image) {
background_image2 = image;
window.background_image2 = background_image2;
canvas2.add(image);
canvas2.renderAll();
//pre_objs2.push(JSON.stringify(objs2));
//pre_json2.push(canvas2.toJSON(["selectable","hoverable","hoverCursor"]));
recordObjs2.push(JSON.stringify(objs2));
recordJson2.push(canvas2.toJSON(TO_JSON_PROPERTIES));
let file = GetFile().get('file');
if (!file && typeof sessionStorage !== 'undefined' && !window.ipcRenderer) {
try {
file = sessionStorage.getItem('soondesign_open_file');
if (file) {
sessionStorage.removeItem('soondesign_open_file');
sessionStorage.removeItem('soondesign_open_type');
}
} catch (e) {}
}
if (file && file != 'empty') {
var p = window.openFile(file)
if (p && p.then) p.then(function() {}, function() {})
}
});
});
is_bgi_add = true;
});
}
// 将 updateControls 附加到 window 对象，确保在 eval() 加载 .jsc 文件时也能访问
window.updateControls = function updateControls() {
// 使用 window.canvas 和 window.background_image 作为后备，确保在 eval() 执行时也能访问
const currentCanvas = window.canvas || canvas;
const currentBackgroundImage = window.background_image || background_image;
if (!currentCanvas || !currentCanvas.getActiveObject()) return;
$("#text_r").val(currentCanvas.getActiveObject().get("angle").toFixed(0));
$("#text_x").val((currentCanvas.getActiveObject().get("left") - currentBackgroundImage.left).toFixed(0));
$("#text_y").val((currentCanvas.getActiveObject().get("top") - currentBackgroundImage.top).toFixed(0));
$("#text_h").val((currentCanvas.getActiveObject().get("scaleY") * currentCanvas.getActiveObject().get("height")).toFixed(0));
$("#text_w").val((currentCanvas.getActiveObject().get("scaleX") * currentCanvas.getActiveObject().get("width")).toFixed(0));
// 根据锁定状态显示图标（使用lockMovementX判断，因为锁定时会设置所有lock属性）
if (currentCanvas.getActiveObject().get("lockMovementX")) {
$("#lock_img").attr("src", soonAsset("lock20.png"))//已锁定
} else {
$("#lock_img").attr("src", soonAsset("unlock20.png"))//未锁定
}
};
// 向后兼容
function updateControls() {
return window.updateControls();
}
function selectObject(target, index) {
updateControls();
$("#base_control").show();
//$("#text_x").val((target.left - background_image.left).toFixed(1));
//$("#text_y").val((target.top - background_image.top).toFixed(1));
//$("#text_w").val(parseFloat(target.get("scaleX") * target.get("width")).toFixed(1));
//$("#text_h").val(parseFloat(target.get("scaleY") * target.get("height")).toFixed(1));
//$("#text_r").val(target.get("angle").toFixed(0));
}
function addPic(pointer) {
pre_add_image.left = pointer.x;
pre_add_image.top = pointer.y;
canvas.add(pre_add_image);
objs.push({ type: 1, black: false });
canvas.renderAll();
updateList();
window.recordState();
//OpenDialog();
//function OpenDialog()
//{
// dialog.showOpenDialog({
// title: "请选择图片",
// buttonLabel: "确认",
// filters: [
// { name: 'Image File Type', extensions: ['png', 'jpg'] },
// ]
// }).then(result => {
// if(result.canceled)return;
// //console.log(result.filePaths)
// fabric.Image.fromURL(result.filePaths[0], function(image) {
// image.left = pointer.x;
// image.top = pointer.y;
//
// canvas.add(image);
// objs.push({type: 1});
// canvas.renderAll();
// updateList();
// window.recordState();
// } );
// }).catch(err => {
// console.log(err)
// })
//}
}
function selectPic(target, index) {
//透明度
$("#pic_control").show();
$("#set_bg").show();
let activeObj = canvas.getActiveObject();
if (typeof pic_op !== 'undefined' && pic_op.setValue) {
pic_op.setValue(100 - (activeObj.get("opacity") * 100));
} else {
$("#pic_op").next().children(".layui-slider-bar").css("width", (1 - activeObj.get("opacity")) * 100 + "%");
$("#pic_op").next().children(".layui-slider-handle").css("left", (1 - activeObj.get("opacity")) * 100 + "%");
}
let idx = getIndex(canvas.getActiveObject());
// $("#pic_black").prop("checked", objs[idx-1].black ? 'checked' : '');
$("#out_pic_control").hide();
$("#text_control").hide();
$("#circle_text_control").hide();
$("#out_text_control").hide();
$("#rect_control").hide();
$("#circle_control").hide();
$("#line_control").hide();
$("#counter_control").hide();
$("#qrcode_Controll").hide();
$("#barcode_controll").hide();
}
function addOutPic(pointer) {
fabric.Image.fromURL(soonAsset('outpic_extra.png'), function (image) {
let width = canvas.getWidth();
let height = canvas.getHeight();
image.left = pointer.x;
image.top = pointer.y;
image.opacity = 1;
//image.on("selected",function(){//test well
// console.log(222);
//});
image.setSrc(image.toDataURL(), function (image) {
canvas.add(image);
objs.push({ type: 2, name: resName("OUT_PIC_"), black: false });
canvas.renderAll();
updateList();
window.recordState();
});
});
}
function selectOutPic(target, index) {
//字段名
$("#out_pic_control").show();
if (typeof out_pic_op !== 'undefined' && out_pic_op.setValue) {
out_pic_op.setValue(100 - (canvas.getActiveObject().get("opacity") * 100));
} else {
$("#out_pic_op").next().children(".layui-slider-bar").css("width", (1 - canvas.getActiveObject().get("opacity")) * 100 + "%");
$("#out_pic_op").next().children(".layui-slider-handle").css("left", (1 - canvas.getActiveObject().get("opacity")) * 100 + "%");
}
let idx = getIndex(canvas.getActiveObject());
$("#out_pic_field_name").val(objs[idx - 1].name);
// $("#out_pic_black").prop("checked", objs[idx-1].black ? 'checked' : '');
$("#pic_control").hide();
$("#set_bg").hide();
$("#text_control").hide();
$("#circle_text_control").hide();
$("#out_text_control").hide();
$("#rect_control").hide();
$("#circle_control").hide();
$("#line_control").hide();
$("#counter_control").hide();
$("#qrcode_Controll").hide();
$("#barcode_controll").hide();
}
function addText(pointer) {
let text = new fabric.Text('TEXT', {//源：文本
left: pointer.x,
top: pointer.y,
fill: "#000000",
textBackgroundColor: "",
fontStyle: "normal",
fontWeight: "normal",
fontSize: 100,
underline: false,
linethrough: false,
fontFamily: 'Arial'
});
text.setControlVisible("ml", false);
text.setControlVisible("mt", false);
text.setControlVisible("mr", false);
text.setControlVisible("mb", false);
canvas.add(text);
objs.push({ type: 3, black: false });
canvas.renderAll();
updateList();
window.recordState();
}
function selectText(target, index) {
//console.log(canvas.getActiveObject().get("fontFamily"));
$("#text_control").show();
$("#text_color").val(canvas.getActiveObject().get("fill"));
$("#text_back_color").val(canvas.getActiveObject().get("textBackgroundColor") == "" ? '#ffffff' : canvas.getActiveObject().get("textBackgroundColor"));
let val = parseFloat(canvas.getActiveObject().get("fontSize")) * 72 / dpi
if (val % 0.5 !== 0) val = Math.round(val * 2) / 2
$("#text_size").val(val);
$("#text_text").val(canvas.getActiveObject().get("text"));
$("#text_font_family").val(canvas.getActiveObject().get("fontFamily"));
if (canvas.getActiveObject().get("underline") == true) {
$("#text_underline").addClass("ui-radio-acitve")
} else {
$("#text_underline").removeClass("ui-radio-acitve")
}
if (canvas.getActiveObject().get("fontWeight") == "bold") {
$("#text_bold").addClass("ui-radio-acitve")
} else {
$("#text_bold").removeClass("ui-radio-acitve")
}
if (canvas.getActiveObject().get("fontStyle") == "italic") {
$("#text_italics").addClass("ui-radio-acitve")
} else {
$("#text_italics").removeClass("ui-radio-acitve")
}
if (canvas.getActiveObject().get("linethrough") == true) {
$("#text_linethrough").addClass("ui-radio-acitve")
} else {
$("#text_linethrough").removeClass("ui-radio-acitve")
}
$("#circle_text_control").hide();
$("#pic_control").hide();
$("#set_bg").hide();
$("#out_pic_control").hide();
$("#out_text_control").hide();
$("#rect_control").hide();
$("#circle_control").hide();
$("#line_control").hide();
$("#counter_control").hide();
$("#qrcode_Controll").hide();
$("#barcode_controll").hide();
}
function addCircleText(pointer) {
let distance = getDisdance(pointer.x, pointer.y, canvas.width / 2, canvas.height / 2)
let angleDeg = getDeg(pointer)
let text = new fabric.CurvedText('Circle TEXT', {//源：圆形文本
left: pointer.x,
top: pointer.y,
fill: "#000000",
textBackgroundColor: "",
fontStyle: "normal",
fontWeight: "normal",
diameter: distance * 2,
fontSize: 100,
underline: false,
linethrough: false,
lockScalingX: true,
lockScalingY: true,
fontFamily: 'Arial',
originX: 'center',
// originY: 'center',
angle: angleDeg,
flipped: pointer.y > canvas.height / 2 ? true : false
});
// distance = getDisdance(pointer.x+text.width/2, pointer.y, canvas.width/2,canvas.height/2)
// text.set({diameter: distance*2})
text.setControlVisible("ml", false);
text.setControlVisible("mt", false);
text.setControlVisible("mr", false);
text.setControlVisible("mb", false);
canvas.add(text);
objs.push({ type: 11, black: false });
canvas.renderAll();
updateList();
window.recordState();
}
function selectCircleText() {
// 检查是否有选中对象
if (!canvas || !canvas.getActiveObject()) return;
let idx = getIndex(canvas.getActiveObject());
$("#circle_text_control").show();
$("#circle_text_color").val(canvas.getActiveObject().get("fill"));
$("#circle_text_back_color").val(canvas.getActiveObject().get("textBackgroundColor") == "" ? '#ffffff' : canvas.getActiveObject().get("textBackgroundColor"));
// 检查 circle_text_size 是否存在且有 setValue 方法
if (typeof circle_text_size !== 'undefined' && circle_text_size && typeof circle_text_size.setValue === 'function') {
circle_text_size.setValue(canvas.getActiveObject().get("fontSize") - 10);
} else {
$("#circle_text_size").next().children(".layui-slider-bar").css("width", ((canvas.getActiveObject().get("fontSize") - 10 - 10) / (120 - 10)) * 100 + "%");
$("#circle_text_size").next().children(".layui-slider-handle").css("left", ((canvas.getActiveObject().get("fontSize") - 10 - 10) / (120 - 10)) * 100 + "%");
}
// 检查 circle_text_diameter 是否存在且有 setValue 方法
if (typeof circle_text_diameter !== 'undefined' && circle_text_diameter && typeof circle_text_diameter.setValue === 'function') {
circle_text_diameter.setValue(canvas.getActiveObject().get("diameter") - 500);
} else {
$("#circle_text_diameter").next().children(".layui-slider-bar").css("width", ((canvas.getActiveObject().get("diameter") - 500 - 500) / (4000 - 500)) * 100 + "%");
$("#circle_text_diameter").next().children(".layui-slider-handle").css("left", ((canvas.getActiveObject().get("diameter") - 500 - 500) / (4000 - 500)) * 100 + "%");
}
$("#circle_text_center").prop("checked", objs[idx - 1].circleCenter ? 'checked' : '');
$("#circle_text_text").val(canvas.getActiveObject().get("text"));
$("#circle_text_font_family").val(canvas.getActiveObject().get("fontFamily"));
if (canvas.getActiveObject().get("underline") == true) {
$("#circle_text_underline").addClass("ui-radio-acitve")
} else {
$("#circle_text_underline").removeClass("ui-radio-acitve")
}
if (canvas.getActiveObject().get("fontWeight") == "bold") {
$("#circle_text_bold").addClass("ui-radio-acitve")
} else {
$("#circle_text_bold").removeClass("ui-radio-acitve")
}
if (canvas.getActiveObject().get("fontStyle") == "italic") {
$("#circle_text_italics").addClass("ui-radio-acitve")
} else {
$("#circle_text_italics").removeClass("ui-radio-acitve")
}
if (canvas.getActiveObject().get("linethrough") == true) {
$("#circle_text_linethrough").addClass("ui-radio-acitve")
} else {
$("#circle_text_linethrough").removeClass("ui-radio-acitve")
}
$("#pic_control").hide();
$("#set_bg").hide();
$("#rotate").hide();
$("#out_pic_control").hide();
$("#text_control").hide();
$("#out_text_control").hide();
$("#rect_control").hide();
$("#circle_control").hide();
$("#line_control").hide();
$("#counter_control").hide();
$("#qrcode_Controll").hide();
$("#barcode_controll").hide();
}
function addOutText(pointer) {
//MERGE_TEXT_1
let text = new fabric.Text("MERGE TEXT", {//源：合成文本
left: pointer.x,
top: pointer.y,
fill: "#000000",
fontStyle: "normal",
fontWeight: "normal",
fontSize: 100,
textBackgroundColor: "",
underline: false,
linethrough: false,
fontFamily: 'Arial',
textAlign: 'center'
});
//text.on({
// 'scaling': function(e) {
// var obj = this,
// w = obj.width * obj.scaleX,
// h = obj.height * obj.scaleY;
//
// obj.set({
// 'height' : h,
// 'width' : w,
// 'scaleX' : 1,
// 'scaleY' : 1
// });
// }
//});
text.setControlVisible("ml", false);
text.setControlVisible("mt", false);
text.setControlVisible("mr", false);
text.setControlVisible("mb", false);
canvas.add(text);
objs.push({ type: 4, name: resName("OUT_TEXT_"), exceed: false, autoWrap: false, fixSize: false, black: false, align: 'center' });
canvas.renderAll();
updateList();
window.recordState();
}
function selectOutText(target, index) {
//color
//size
const align = canvas.getActiveObject().get('textAlign')
if (align === 'left') {
$('#out_left_alignment').parent().addClass('tool1')
} else if (align === 'right') {
$('#out_right_alignment').parent().addClass('tool1')
} else {
$('#out_center_alignment').parent().addClass('tool1')
}
$("#out_text_control").show();
$("#out_text_color").val(canvas.getActiveObject().get("fill"));
$("#out_text_text").val(canvas.getActiveObject().get("text"));
let val = parseFloat(canvas.getActiveObject().get("fontSize")) * 72 / dpi
if (val % 0.5 !== 0) val = Math.round(val * 2) / 2
$("#out_text_size").val(val);
$("#out_text_back_color").val(canvas.getActiveObject().get("textBackgroundColor") == "" ? '#ffffff' : canvas.getActiveObject().get("textBackgroundColor"));
let idx = getIndex(canvas.getActiveObject());
$("#out_text_field_name").val(objs[idx - 1].name);
$("#out_text_font_family").val(canvas.getActiveObject().get("fontFamily"));
$("#exceed").prop("checked", objs[idx - 1].exceed ? 'checked' : '');
$("#autoWrap").prop("checked", objs[idx - 1].autoWrap ? 'checked' : '');
$("#fixSize").prop("checked", objs[idx - 1].fixSize ? 'checked' : '');
if (canvas.getActiveObject().get("underline") == true) {
$("#out_text_underline").addClass("ui-radio-acitve")
} else {
$("#out_text_underline").removeClass("ui-radio-acitve")
}
if (canvas.getActiveObject().get("fontWeight") == "bold") {
$("#out_text_bold").addClass("ui-radio-acitve")
} else {
$("#out_text_bold").removeClass("ui-radio-acitve")
}
if (canvas.getActiveObject().get("fontStyle") == "italic") {
$("#out_text_italics").addClass("ui-radio-acitve")
} else {
$("#out_text_italics").removeClass("ui-radio-acitve")
}
if (canvas.getActiveObject().get("linethrough") == true) {
$("#out_text_linethrough").addClass("ui-radio-acitve")
} else {
$("#out_text_linethrough").removeClass("ui-radio-acitve")
}
$("#pic_control").hide();
$("#set_bg").hide();
$("#out_pic_control").hide();
$("#text_control").hide();
$("#circle_text_control").hide();
$("#rect_control").hide();
$("#circle_control").hide();
$("#line_control").hide();
$("#counter_control").hide();
$("#qrcode_Controll").hide();
$("#barcode_controll").hide();
}
function addRect(pointer) {
let rect = new fabric.Rect({
left: pointer.x,
top: pointer.y,
fill: '',
stroke: "#ff0000",
strokeWidth: 10,
width: 300,
height: 300
});
canvas.add(rect);
objs.push({ type: 5, black: false });
canvas.renderAll();
updateList();
window.recordState();
}
function selectRect(target, index) {
//color
$("#rect_control").show();
$("#rect_color").val(canvas.getActiveObject().get("fill") == "" ? "#ffffff" : canvas.getActiveObject().get("fill"));
$("#rect_stroke").val(canvas.getActiveObject().get("stroke") == "" ? "#ffffff" : canvas.getActiveObject().get("stroke"));
$("#rect_stroke_width").val(canvas.getActiveObject().get("strokeWidth"));
$("#rect_radius").val(canvas.getActiveObject().get("rx"));
if (typeof rect_op !== 'undefined' && rect_op.setValue) {
rect_op.setValue(100 - (canvas.getActiveObject().get("opacity") * 100));
} else {
$("#rect_op").next().children(".layui-slider-bar").css("width", (1 - canvas.getActiveObject().get("opacity")) * 100 + "%");
$("#rect_op").next().children(".layui-slider-handle").css("left", (1 - canvas.getActiveObject().get("opacity")) * 100 + "%");
}
let a = canvas.getActiveObject().getCoords();
$("#pic_control").hide();
$("#set_bg").hide();
$("#out_pic_control").hide();
$("#text_control").hide();
$("#circle_text_control").hide();
$("#out_text_control").hide();
$("#circle_control").hide();
$("#line_control").hide();
$("#counter_control").hide();
$("#qrcode_Controll").hide();
$("#barcode_controll").hide();
}
function addCircle(pointer) {
let circle = new fabric.Circle({
left: pointer.x,
top: pointer.y,
fill: '',
stroke: '#ff0000',
strokeWidth: 10,
radius: 150,
strokeUniform: true,
});
canvas.add(circle);
objs.push({ type: 6, black: false });
canvas.renderAll();
updateList();
window.recordState();
}
function selectCircle(target, index) {
//border-color
//color
$("#circle_control").show();
$("#circle_color").val(canvas.getActiveObject().get("fill") == "" ? "#ffffff" : canvas.getActiveObject().get("fill"));
$("#circle_stroke").val(canvas.getActiveObject().get("stroke") == "" ? "#ffffff" : canvas.getActiveObject().get("stroke"));
$("#circle_stroke_width").val(canvas.getActiveObject().get("strokeWidth"));
if (typeof circle_op !== 'undefined' && circle_op.setValue) {
circle_op.setValue(100 - (canvas.getActiveObject().get("opacity") * 100));
} else {
$("#circle_op").next().children(".layui-slider-bar").css("width", (1 - canvas.getActiveObject().get("opacity")) * 100 + "%");
$("#circle_op").next().children(".layui-slider-handle").css("left", (1 - canvas.getActiveObject().get("opacity")) * 100 + "%");
}
$("#pic_control").hide();
$("#set_bg").hide();
$("#out_pic_control").hide();
$("#text_control").hide();
$("#circle_text_control").hide();
$("#out_text_control").hide();
$("#rect_control").hide();
$("#line_control").hide();
$("#counter_control").hide();
$("#qrcode_Controll").hide();
$("#barcode_controll").hide();
}
function addLine(pointer) {
let line = new fabric.Line([100, 200, 400, 200], {
left: pointer.x,
top: pointer.y,
stroke: '#ff0000',
strokeWidth: 10,
strokeDashArray: [0, 0],
});
line.setControlVisible("tl", false);
line.setControlVisible("tr", false);
line.setControlVisible("br", false);
line.setControlVisible("bl", false);
line.setControlVisible("mt", false);
line.setControlVisible("mb", false);
canvas.add(line);
objs.push({ type: 7, black: false });
canvas.renderAll();
updateList();
window.recordState();
}
function selectLine(target, index) {
//color
//weight
$("#line_control").show();
let idx = getIndex(canvas.getActiveObject());
$("#line_color").val(canvas.getActiveObject().get("stroke"));
$("#line_dist").val(canvas.getActiveObject().get("strokeDashArray")[0]);
$("#text_h").val(canvas.getActiveObject().get("strokeWidth"))
$("#pic_control").hide();
$("#set_bg").hide();
$("#out_pic_control").hide();
$("#text_control").hide();
$("#circle_text_control").hide();
$("#out_text_control").hide();
$("#rect_control").hide();
$("#circle_control").hide();
$("#counter_control").hide();
$("#qrcode_Controll").hide();
$("#barcode_controll").hide();
}
function addQrCode(pointer) {
let qr = jrQrcode.getQrBase64('https://www.cardsoon.com', { padding: 0 });
fabric.Image.fromURL(qr, function (image) {
image.left = pointer.x;
image.top = pointer.y;
image.scale(2.4, 2.4)
canvas.add(image);
objs.push({ type: 8, name: resName("QR_CODE_"), color: "#000000", val: "https://www.cardsoon.com", black: false });
canvas.renderAll();
updateList();
window.recordState();
});
}
function selectQrCode(target, index) {
//字段名
//background-color
//color
$("#qrcode_Controll").show();
let idx = getIndex(canvas.getActiveObject());
$("#qrcode_field_name").val(objs[idx - 1].name);
$("#qrcode_color").val(objs[idx - 1].color);
$("#qrcode_val").val(objs[idx - 1].val);
$("#line_control").hide();
$("#pic_control").hide();
$("#set_bg").hide();
$("#out_pic_control").hide();
$("#text_control").hide();
$("#circle_text_control").hide();
$("#out_text_control").hide();
$("#rect_control").hide();
$("#circle_control").hide();
$("#counter_control").hide();
$("#barcode_controll").hide();
}
function addBarCode(pointer) {
JsBarcode("#barcode", "123456789", { margin: 0, lineColor: "#000000", fontSize: 18, font: "Arial" });
let barcode = document.getElementById('barcode');
let bar = barcode.toDataURL("image/png");
fabric.Image.fromURL(bar, function (image) {
image.left = pointer.x;
image.top = pointer.y;
image.scale(2.4, 2.4)
canvas.add(image);
objs.push({ type: 9, name: resName("BAR_CODE_"), val: "123456789", color: "#000000", fontSize: 18, font: "Arial", show: false, black: false });//show是取消文字显示
canvas.renderAll();
updateList();
window.recordState();
});
}
function selectBarCode(target, index) {
//字段名
//background-color
//color
$("#barcode_controll").show();
let idx = getIndex(canvas.getActiveObject());
$("#barcode_field_name").val(objs[idx - 1].name);
$("#barcode_font_family").val(objs[idx - 1].font);
let val = parseFloat(objs[idx - 1].fontSize) * 72 / dpi
if (val % 0.5 !== 0) val = Math.round(val * 2) / 2
$("#barcode_size").val(val);
$("#barcode_val").val(objs[idx - 1].val);
$("#barcode_show").prop("checked", objs[idx - 1].show ? 'checked' : '');
$("#line_control").hide();
$("#pic_control").hide();
$("#set_bg").hide();
$("#out_pic_control").hide();
$("#text_control").hide();
$("#circle_text_control").hide();
$("#out_text_control").hide();
$("#rect_control").hide();
$("#circle_control").hide();
$("#counter_control").hide();
$("#qrcode_Controll").hide();
}
function addCounter(pointer) {
let text = new fabric.Text('0', {
left: pointer.x,
top: pointer.y,
fontSize: 100,
fill: "#000000",
});
canvas.add(text);
objs.push({ type: 10, name: resName("COUNTER_"), start: 0, add: 1, black: false });
canvas.renderAll();
updateList();
window.recordState();
}
function selectCounter(target, index) {
//起始
//终止
//增量
$("#counter_control").show();
let idx = getIndex(canvas.getActiveObject());
$("#counter_start").val(objs[idx - 1].start);
$("#counter_add").val(objs[idx - 1].add);
$("#counter_color").val(canvas.getActiveObject().get("fill"));
$("#count_font_family").val(canvas.getActiveObject().get("fontFamily"));
let val = parseFloat(canvas.getActiveObject().get("fontSize")) * 72 / dpi
if (val % 0.5 !== 0) val = Math.round(val * 2) / 2
$("#count_size").val(val);
$("#line_control").hide();
$("#pic_control").hide();
$("#set_bg").hide();
$("#out_pic_control").hide();
$("#text_control").hide();
$("#circle_text_control").hide();
$("#out_text_control").hide();
$("#rect_control").hide();
$("#circle_control").hide();
$("#qrcode_Controll").hide();
$("#barcode_controll").hide();
}
// 将 updateList 附加到 window 对象，确保全局可访问
window.updateList = function updateList() {
let str = "";
let i = 0;
const rowStyle = "display:flex; justify-content:space-between; align-items:center; height:32px; padding:0 5px; cursor:pointer; border-bottom:1px solid #444; color:#ccc; font-size:12px; position:relative;";
const leftStyle = "display:flex; align-items:center; overflow:hidden; white-space:nowrap; max-width:180px;";
const indexStyle = "min-width:24px; text-align:center; padding-left:5px; color:#666; border-left:1px solid #555;";
for (let item of objs) {
let displayIndex = i + 1;
let iconName = "rect.svg";
switch (item.type) {
case 1: iconName = "images.svg"; break;
case 2: iconName = "images_add.svg"; break;
case 3: iconName = "text.svg"; break;
case 4: iconName = "text2.svg"; break;
case 5: iconName = "rect.svg"; break;
case 6: iconName = "round.svg"; break;
case 7: iconName = "line.svg"; break;
case 8: iconName = "qrcode.svg"; break;
case 9: iconName = "barcode.svg"; break;
case 10: iconName = "counter.svg"; break;
case 11: iconName = "text3.svg"; break;
}
let nameText = item.name ? item.name :
(item.type === 3 ? "TEXT_" + displayIndex :
(item.type === 1 ? "IMG_" + displayIndex : "OBJ_" + displayIndex));
str = `
})
${nameText}
${displayIndex}
` + str;
i++;
}
$(".obj_list").html(str);
$(".obj_list > div").on("click", function () {
let imgId = $(this).find("img").attr("id");
if (imgId) {
selectObj(parseInt(imgId.replace("obj", ""), 10));
}
});
}
// 将 selectObj 附加到 window 对象，确保全局可访问
// 标记是否通过对象列表选中（用于区分鼠标点击和列表点击）
window._selectingFromList = false;
window.selectObj = function selectObj(objIndices, isFromCanvas = false) {
let indicesArray = (Array.isArray(objIndices)) ? objIndices : ((typeof objIndices === 'number' && objIndices >= 0) ? [objIndices] : []);
// 清除所有高亮
$('.obj_list > div').css("background-color", "transparent");
$('.obj_list > div').each(function () {
let $img = $(this).find("img");
if ($img.length === 0) return;
let idIndex = parseInt($img.attr("id").replace("obj", ""), 10);
if (indicesArray.includes(idIndex)) {
$(this).css("background-color", "#6F7A84");
// 自动滚动到可视区域
if (isFromCanvas && indicesArray[0] === idIndex) {
this.scrollIntoView({ behavior: "smooth", block: "nearest" });
}
}
});
// 如果是点击列表，触发画布选中
if (!isFromCanvas && indicesArray.length === 1) {
let target = canvas.getObjects()[indicesArray[0] + 1];
if (target) {
// 检查对象是否被锁定
let isLocked = isObjectLocked(target);
// 设置标志位，表示这是通过对象列表选中的（无论是否锁定）
window._selectingFromList = true;
// 如果被锁定，临时设置 selectable 和 evented 为 true，以便能够选中
if (isLocked) {
target.set({
selectable: true,
evented: true
});
}
canvas.setActiveObject(target);
canvas.requestRenderAll();
// 如果对象被锁定，选中后立即恢复锁定状态（但保持选中状态）
if (isLocked) {
setTimeout(() => {
target.set({
selectable: false,
evented: false
});
canvas.requestRenderAll();
}, 0);
}
// 清除标志位（延迟清除，确保事件处理完成）
setTimeout(() => {
window._selectingFromList = false;
}, 10);
handleObjectSelected();
}
}
}
window.recordState = function recordState() {
// 撤销/重做过程中不记录历史，避免产生“中间状态”，导致需要点多次才能回到预期
if (window._isApplyingHistory) {
return;
}
//pre_objs.push(JSON.stringify(objs));
//pre_json.push(canvas.toJSON(["selectable","hoverable","hoverCursor","text","fontStyle","fontWeight","underline"]));
//next_json = [];
//next_objs = [];
//recordObjs.push(JSON.stringify(objs));
//recordJson.push(canvas.toJSON(["selectable","hoverable","hoverCursor","text","fontStyle","fontWeight","underline"]));
++step.val;
for (let i = step.val; i < recordObjs.length; i++) {
recordObjs.pop();
recordJson.pop();
}
//recordObjs.splice(step.val, 1, JSON.stringify(objs))
//recordJson.splice(step.val, 1, canvas.toJSON(["selectable","hoverable","hoverCursor","text","fontStyle","fontWeight","underline"]))
recordObjs.push(JSON.stringify(objs))
j = canvas.toJSON(TO_JSON_PROPERTIES);
j.objects[0].hoverCursor = "default";
recordJson.push(j);
}
// 将 getIndex 附加到 window 对象，确保在 eval() 加载 .jsc 文件时也能访问
window.getIndex = function getIndex(target, _canvas = null) {
let temp_objs;
// 使用 window.canvas 作为默认值，确保在 eval() 执行时也能访问
const currentCanvas = _canvas || window.canvas || canvas;
if (!currentCanvas) {
return 0;
}
temp_objs = currentCanvas.getObjects();
let i = 0;
for (let res of temp_objs) {
if (target == res) {
return i;
}
i++;
}
return 0;
};
// 向后兼容
function getIndex(target, _canvas = null) {
return window.getIndex(target, _canvas);
}
function getType(target) {
let temp_objs = canvas.getObjects();
let i = 0;
for (let res of temp_objs) {
if (target == res) {
return objs[i].type;
}
i++;
}
}
function checkName(name) {
//检查字段名是否重复了
for (let item of objs1) {
if (item.name == name) {
return false;
}
}
for (let item of objs2) {
if (item.name == name) {
return false;
}
}
return true;
}
function resName(pre_name) {
//返回的是不重复的字段名
let num = (objs1.length + objs2.length) - 1;
do {
num++;
}
while (!checkName(pre_name + num));//重复了就再加1
return pre_name + num;
}
function getDisdance(x1, y1, x2, y2) {
var dx = Math.abs(x2 - x1); // 计算x轴上的距离差，并取绝对值
var dy = Math.abs(y2 - y1); // 计算y轴上的距离差，并取绝对值
var distance = Math.sqrt(dx * dx + dy * dy); // 应用勾股定理计算距离
return distance;
}
function getDeg(pointer) {
// 计算点击位置与画布中心的坐标差
var centerX = canvas.width / 2;
var centerY = canvas.height / 2;
var mouseX = pointer.x;
var mouseY = pointer.y;
var dx = mouseX - centerX;
var dy = mouseY - centerY;
// 计算旋转角度（弧度）
var angleRad = Math.atan2(dy, dx);
// 将角度转换为度数
var angleDeg = angleRad * (180 / Math.PI);
if (angleDeg < 0) {
angleDeg += 360;
}
angleDeg += 90
return angleDeg
}
function getCoordsMinX(acoords) {
x = acoords[0].x;
for (let item of acoords) {
if (item.x < x) {
x = item.x
}
}
return x;
}
function getCoordsMaxX(acoords) {
x = acoords[0].x;
for (let item of acoords) {
if (item.x > x) {
x = item.x
}
}
return x;
}
function getCoordsMinY(acoords) {
y = acoords[0].y;
for (let item of acoords) {
if (item.y < y) {
y = item.y
}
}
return y;
}
function getCoordsMaxY(acoords) {
y = acoords[0].y;
for (let item of acoords) {
if (item.y > y) {
y = item.y
}
}
return y;
}
function handleObjectSelected(e) {
// 确定当前活动的 canvas（从事件参数或全局变量）
let currentCanvas = (e && e.target && (e.target.canvas === canvas1 || e.target.canvas === canvas2))
? (e.target.canvas === canvas1 ? canvas1 : canvas2)
: canvas;
// 如果事件来自 canvas，更新全局 canvas 变量
if (currentCanvas === canvas1 || currentCanvas === canvas2) {
canvas = currentCanvas;
objs = (currentCanvas === canvas1) ? objs1 : objs2;
window.canvas = canvas;
window.objs = objs;
}
let select_obj = canvas.getActiveObject();
// 1. 未选中任何对象
if (!select_obj) {
$("#base_control, #line_control, #pic_control, #out_pic_control, #text_control, #circle_text_control, #out_text_control, #rect_control, #circle_control, #counter_control, #qrcode_Controll, #barcode_controll").hide();
$("#component_type").text(language_str("bg"));
selectObj(-1, true); // 传 true，只更新UI
return;
}
// 2. 获取索引
let i = getIndex(select_obj, canvas);
// 如果不是通过对象列表选中的，且对象被锁定，则取消选中
if (!window._selectingFromList && isObjectLocked(select_obj)) {
canvas.discardActiveObject();
canvas.renderAll();
$("#base_control, #line_control, #pic_control, #out_pic_control, #text_control, #circle_text_control, #out_text_control, #rect_control, #circle_control, #counter_control, #qrcode_Controll, #barcode_controll").hide();
$("#component_type").text(language_str("bg"));
selectObj(-1, true);
return;
}
if (i != 0) {
// --- 选中了普通对象 ---
--i; // 转换为 objs 数组下标
if (objs[i]) {
switch (objs[i].type) {
case 1: // 图片
$("#component_type").text(language_str("img"));
selectObject(select_obj, i); selectPic(select_obj, i); break;
case 2: // 合成图片
$("#component_type").text(language_str("simg"));
selectObject(select_obj, i); selectOutPic(select_obj, i); break;
case 3: // 文本
$("#component_type").text(language_str("text"));
selectObject(select_obj, i); selectText(select_obj, i); break;
case 4: // 合成文本
$("#component_type").text(language_str("stext"));
selectObject(select_obj, i); selectOutText(select_obj, i); break;
case 5: // 矩形
$("#component_type").text(language_str("rect"));
selectObject(select_obj, i); selectRect(select_obj, i); break;
case 6: // 圆形
$("#component_type").text(language_str("circ"));
selectObject(select_obj, i); selectCircle(select_obj, i); break;
case 7: // 直线
$("#component_type").text(language_str("line"));
selectObject(select_obj, i); selectLine(select_obj, i); break;
case 8: // 二维码
$("#component_type").text(language_str("qrc"));
selectObject(select_obj, i); selectQrCode(select_obj, i); break;
case 9: // 条形码
$("#component_type").text(language_str("barc"));
selectObject(select_obj, i); selectBarCode(select_obj, i); break;
case 10: // 计数器
$("#component_type").text(language_str("counter"));
selectObject(select_obj, i); selectCounter(select_obj, i); break;
case 11: // 圆形文本
$("#component_type").text(language_str("ctext"));
selectObject(select_obj, i); selectCircleText(select_obj, i); break;
}
}
// 【关键】这里传入 true！
// 意思是：因为我已经是在画布上选中它了，selectObj 函数只负责把左边的条目变灰，不要再回头去 setActiveObject 了
selectObj(i, true);
} else {
// --- 选中了背景 ---
$("#base_control, #line_control, #pic_control, #out_pic_control, #text_control, #circle_text_control, #out_text_control, #rect_control, #circle_control, #counter_control, #qrcode_Controll, #barcode_controll").hide();
selectObj(-1, true);
$("#component_type").text(language_str("bg"));
}
}
function handleObjectMoving(e) {
let obj = e.target;
let idx = getIndex(obj);
// 圆形文本特殊处理
if (idx > 0 && idx <= objs.length && objs[idx - 1] && objs[idx - 1].type === 11 && $("#circle_text_center").prop("checked")) {
let pointer = { x: obj.left, y: obj.top };
let distance = getDisdance(pointer.x, pointer.y, canvas.width / 2, canvas.height / 2);
let angleDeg = getDeg(pointer);
let flipped = pointer.y > canvas.height / 2 ? true : false;
if (typeof circle_text_diameter !== 'undefined') circle_text_diameter.setValue(distance * 2 - 500);
obj.set("diameter", distance * 2);
obj.set("angle", angleDeg);
obj.set("flipped", flipped);
}
updateControls();
}
// 辅助函数：检查对象是否被锁定
// 只有当 lockMovementX 为 true 时才认为对象被锁定
// selectable 为 false 可能是其他原因（如背景图），所以只检查 lockMovementX
function isObjectLocked(obj) {
if (!obj) return false;
// 主要检查 lockMovementX，这是锁定的主要标志
return obj.get('lockMovementX') === true;
}
// 暴露到全局作用域，确保其他模块可以访问
window.isObjectLocked = isObjectLocked;
// 统一的 toJSON 属性列表，不包含锁定相关属性（锁定状态不应被保存）
// 统一的 toJSON 属性列表，不包含锁定相关属性（锁定状态不应被保存）
// 包含所有需要保存的属性，特别是自定义对象的属性（如 CurvedText 的 diameter, flipped）
const TO_JSON_PROPERTIES = [
"selectable", "hoverable", "hoverCursor", "text", "fontStyle", "fontWeight", "underline",
"evented", "linethrough", "textBackgroundColor", "diameter", "flipped"
];
// 暴露到全局作用域
window.TO_JSON_PROPERTIES = TO_JSON_PROPERTIES;
// 辅助函数：解锁所有对象（加载时使用）
function unlockAllObjects(canvas) {
if (!canvas) return;
const objects = canvas.getObjects();
objects.forEach((obj, index) => {
// 背景对象（索引0）保持锁定状态
if (index === 0) {
obj.set({
lockMovementX: true,
lockMovementY: true,
lockRotation: true,
lockScalingX: true,
lockScalingY: true,
lockSkewingX: true,
lockSkewingY: true,
selectable: false,
evented: false
});
} else {
// 其他对象默认解锁
obj.set({
lockMovementX: false,
lockMovementY: false,
lockRotation: false,
lockScalingX: false,
lockScalingY: false,
lockSkewingX: false,
lockSkewingY: false,
selectable: true,
evented: true
});
}
});
}
// 暴露到全局作用域
window.unlockAllObjects = unlockAllObjects;
// 将 handleObjectSelected 附加到 window 对象，确保全局可访问
window.handleObjectSelected = handleObjectSelected;
// 防止重复初始化事件监听器
var _canvasEventsInitialized = false;
// 在遮罩层之上绘制当前选中对象的边框，避免被遮住
function drawActiveObjectBorder(currentCanvas, ctx) {
if (!currentCanvas || !ctx) return;
const active = currentCanvas.getActiveObject();
if (!active) return;
// 辅助线不需要额外描边
if (active.isGuideLine) return;
const coords = active.getCoords(true);
if (!coords || coords.length === 0) return;
ctx.save();
ctx.beginPath();
ctx.strokeStyle = '#9013FE';
// 根据当前缩放比例调整线宽，避免看起来太虚
let lineWidth = 2;
if (typeof zoom === 'number' && zoom > 0) {
lineWidth = 2 / zoom; // 目标是屏幕上大约 2px 宽
}
ctx.lineWidth = lineWidth;
// 使用实线边框，提高清晰度
if (ctx.setLineDash) {
ctx.setLineDash([]);
}
ctx.moveTo(coords[0].x, coords[0].y);
for (let i = 1; i < coords.length; i++) {
ctx.lineTo(coords[i].x, coords[i].y);
}
ctx.closePath();
ctx.stroke();
ctx.restore();
}
function initCanvasEvents() {
// 如果已经初始化过，直接返回
if (_canvasEventsInitialized) {
return;
}
_canvasEventsInitialized = true;
[canvas1, canvas2].forEach(currentCanvas => {
// 1. 鼠标移动
currentCanvas.on("mouse:move", (e) => {
let offsetX = 0, offsetY = 0;
if (currentCanvas === canvas2 && typeof background_image !== 'undefined') {
offsetX = background_image.left;
offsetY = background_image.top;
}
if (e.pointer) {
$("#posText").text("X: " + (e.pointer.x - offsetX).toFixed(0) + " Y: " + (e.pointer.y - offsetY).toFixed(0));
}
updateRulerGuides(e.e);
});
// 2. 鼠标移出
currentCanvas.on("mouse:out", () => {
$("#ruler-guide-h").hide(); $("#ruler-guide-v").hide();
});
// 3. 选中处理
currentCanvas.on('mouse:down', (e) => {
// 更新全局 canvas 变量
canvas = currentCanvas;
objs = (currentCanvas === canvas1) ? objs1 : objs2;
handleObjectSelected(e);
});
// 阻止被锁定的对象和辅助线被框选选中：
// - 锁定对象：不能被框选（只能通过列表选中）
// - 辅助线：永远不进入选区，避免选区被拉得很大
currentCanvas.on('before:selection:created', (e) => {
if (!e.targets || e.targets.length === 0) return;
e.targets = e.targets.filter(target => {
if (target.isGuideLine) return false; // 完全排除辅助线
return !isObjectLocked(target); // 排除被锁定的普通对象
});
});
// 添加 selection 事件以确保对象选中时正确显示属性面板
currentCanvas.on('selection:created', (e) => {
canvas = currentCanvas;
objs = (currentCanvas === canvas1) ? objs1 : objs2;
handleObjectSelected(e);
});
currentCanvas.on('selection:updated', (e) => {
canvas = currentCanvas;
objs = (currentCanvas === canvas1) ? objs1 : objs2;
handleObjectSelected(e);
});
currentCanvas.on('object:selected', (e) => {
canvas = currentCanvas;
objs = (currentCanvas === canvas1) ? objs1 : objs2;
// 如果不是通过对象列表选中的，且对象被锁定，则取消选中
// 注意：只有真正被锁定的对象才会被取消选中，未锁定的对象应该正常选中
if (!window._selectingFromList && e.target && isObjectLocked(e.target)) {
currentCanvas.discardActiveObject();
currentCanvas.renderAll();
return;
}
handleObjectSelected(e);
// 更新对象列表以同步锁状态
if (typeof window.updateList === 'function') {
window.updateList();
}
});
// 4. 鼠标松开 (添加对象)
currentCanvas.on("mouse:up", (e) => {
if (addState === 0) return;
const ptr = e.pointer;
switch (addState) {
case 1: addPic(ptr); break;
case 2: addOutPic(ptr); break;
case 3: addText(ptr); break;
case 4: addOutText(ptr); break;
case 5: addRect(ptr); break;
case 6: addCircle(ptr); break;
case 7: addLine(ptr); break;
case 8: addQrCode(ptr); break;
case 9: addBarCode(ptr); break;
case 10: addCounter(ptr); break;
case 11: addCircleText(ptr); break;
}
addState = 0;
if (typeof background_image !== 'undefined') background_image.hoverCursor = "default";
currentCanvas.renderAll();
$("#addPic, #addOutPic, #addText, #addOutText, #addRect, #addCircle, #addLine, #addQrCode, #addBarCode, #addCounter, #addCircleText").css("background-color", "");
});
// 5. 对象移动 (只保留圆形文本逻辑，去掉了 checkOutOfBounds)
currentCanvas.on("object:moving", (e) => {
// 阻止背景图（索引0）被移动（如果已锁定）
let movingObj = e.target;
let idx = getIndex(movingObj);
if (idx === 0) {
let bgObj = currentCanvas.getObjects()[0];
if (bgObj && bgObj.get('lockMovementX') === true) {
e.e.preventDefault();
e.e.stopPropagation();
return false;
}
}
handleObjectMoving(e);
});
// 6. 变换事件
currentCanvas.on("object:rotating", updateControls);
currentCanvas.on("object:scaling", updateControls);
currentCanvas.on("object:rotated", () => { window.recordState(); });
currentCanvas.on('text:editing:entered', () => { _textEdit = true; });
currentCanvas.on('text:editing:exited', () => { _textEdit = false; });
currentCanvas.on("text:changed", (e) => { $("#text_text").val(e.target.get("text")); });
// 7. 对象修改后
currentCanvas.on('object:modified', function (event) {
if (currentCanvas.getActiveObjects().length > 1) return;
let idx = getIndex(event.target);
if (idx <= 0) return;
let objData = objs[idx - 1];
// 安全检查：确保 objData 存在且有 type 属性
if (!objData || typeof objData.type === 'undefined') {
// 更新对象列表以同步锁状态
if (typeof window.updateList === 'function') {
window.updateList();
}
return;
}
let target = event.target;
if ([3, 4, 10].includes(objData.type)) {
target.fontSize = (target.fontSize * target.scaleX).toFixed(0);
target.scaleX = 1; target.scaleY = 1;
target._clearCache();
if (objData.type == 3) $("#text_size").val(target.fontSize);
if (objData.type == 4) $("#out_text_size").val(target.fontSize);
if (objData.type == 10) $("#count_size").val(target.fontSize);
currentCanvas.renderAll();
updateControls();
} else if (objData.type == 5) {
target.width *= target.scaleX; target.height *= target.scaleY;
target.scaleX = 1; target.scaleY = 1;
updateControls();
}
window.recordState();
// 更新对象列表以同步锁状态
if (typeof window.updateList === 'function') {
window.updateList();
}
});
// ==================================================
// 8. 【完美修复版】渲染后绘制：外部蒙版 + 中心圆孔 (修复三角形Bug)
// ==================================================
currentCanvas.on('after:render', function () {
const ctx = currentCanvas.getContext();
let bgObj = (currentCanvas === canvas1) ? background_image1 : background_image2;
if (bgObj) {
const width = currentCanvas.width;
const height = currentCanvas.height;
// 1. 计算圆心
const cx = bgObj.left + (bgObj.width * bgObj.scaleX) / 2;
const cy = bgObj.top + (bgObj.height * bgObj.scaleY) / 2;
// 2. 计算半径
// 外半径 (光盘大小)
const r_outer = (bgObj.width * bgObj.scaleX) / 2;
// 内半径 (中心孔)
const dpi = 600;
const mmToPx = dpi / 25.4;
let holeDiameterMm = 24; // 默认 15mm
// 切换版本判断 (15mm vs 38mm)
if (currentCanvas === canvas1 && typeof bg_version !== 'undefined' && bg_version === 2) {
holeDiameterMm = 42;
}
// 比例计算法：确保孔径随缩放适配
// r_inner = r_outer * (孔径 / 光盘标准直径120mm)
const r_inner = r_outer * (holeDiameterMm / 120);
ctx.save();
ctx.beginPath();
// A. 绘制全屏矩形 (顺时针)
ctx.rect(0, 0, width, height);
// B. 挖掉外圆 (逆时针)
// 【关键修复】画圆前，必须把笔移动到圆的起点 (cx + r, cy)
// 否则 Canvas 会画一条线连过来，形成奇怪的三角形
ctx.moveTo(cx + r_outer, cy);
ctx.arc(cx, cy, r_outer, 0, Math.PI * 2, true);
// C. 填补内圆 (顺时针)
// 【关键修复】同理，把笔移动到内圆的起点
ctx.moveTo(cx + r_inner, cy);
ctx.arc(cx, cy, r_inner, 0, Math.PI * 2, false);
ctx.closePath();
ctx.fillStyle = "rgba(0, 0, 0, 0.9)"; // 90% 遮罩
ctx.fill();
ctx.restore();
}
// 在遮罩之后重新绘制辅助线，确保辅助线在最上层
const objects = currentCanvas.getObjects();
objects.forEach(obj => {
if (obj.isGuideLine) {
ctx.save();
// 应用对象的变换矩阵
const m = obj.calcTransformMatrix();
ctx.transform(m[0], m[1], m[2], m[3], m[4], m[5]);
// 设置透明度
ctx.globalAlpha = obj.opacity || 1;
// 应用阴影
if (obj.shadow) {
ctx.shadowColor = obj.shadow.color;
ctx.shadowBlur = obj.shadow.blur;
ctx.shadowOffsetX = obj.shadow.offsetX;
ctx.shadowOffsetY = obj.shadow.offsetY;
}
// 使用 Fabric 对象的内置渲染方法
obj._render(ctx);
ctx.restore();
}
});
// 最后再补绘当前选中对象的边框，确保不会被遮罩层挡住
drawActiveObjectBorder(currentCanvas, ctx);
});
});
}
function initRulers() {
const dpi = 600;
const mmToPx = dpi / 25.4;
const rulerHeight = 20;
const rulerWidth = 20;
const canvasWrapper = $('.canvas-wrapper');
const canvasBox = $('.canvas_box');
// 确保容器定位
if (canvasWrapper.css('position') === 'static') canvasWrapper.css('position', 'relative');
// 初始化尺寸
let canvasWidth = canvasWrapper.width() || 800;
let canvasHeight = canvasWrapper.height() || 600;
const $rulerH = $('#ruler-h');
const $rulerV = $('#ruler-v');
$rulerH.attr('width', canvasWidth).attr('height', rulerHeight);
$rulerV.attr('width', rulerWidth).attr('height', canvasHeight);
// --- 1. 绑定拖拽事件 (核心新功能) ---
// 定义临时拖拽线 DOM
let $dragLine = null;
// 通用拖拽开始函数
const startDragGuide = (type, e) => {
e.preventDefault();
e.stopPropagation();
// 防止重复调用：如果正在拖拽，直接返回
if ($dragLine && $dragLine.length > 0) {
return;
}
// 创建临时显示的线
$dragLine = $('');
$('.canvas-wrapper').append($dragLine);
if (type === 'horizontal') {
// 从上往下拖 (水平线)
$dragLine.css({
left: 0, width: '100%', height: '1px', top: e.offsetY
});
} else {
// 从左往右拖 (垂直线)
$dragLine.css({
top: 0, height: '100%', width: '1px', left: e.offsetX
});
}
// 绑定 document 移动事件
$(document).on('mousemove.ruler', function (moveEvent) {
let wrapperOffset = canvasWrapper.offset();
if (type === 'horizontal') {
let relY = moveEvent.pageY - wrapperOffset.top;
$dragLine.css('top', relY + 'px');
} else {
let relX = moveEvent.pageX - wrapperOffset.left;
$dragLine.css('left', relX + 'px');
}
});
// 绑定松开事件 (创建真实的 Fabric 线)
$(document).on('mouseup.ruler', function (upEvent) {
$(document).off('mousemove.ruler mouseup.ruler');
if (!$dragLine) return;
// 获取最终位置
let wrapperOffset = canvasWrapper.offset();
let finalX = upEvent.pageX - wrapperOffset.left;
let finalY = upEvent.pageY - wrapperOffset.top;
// 移除临时线
$dragLine.remove();
$dragLine = null;
// 只有拖入画布区域才创建
if (finalX > rulerWidth && finalY > rulerHeight) {
createFabricGuide(type, finalX, finalY);
}
});
};
// 绑定到标尺 DOM
$rulerH.off('mousedown').on('mousedown', (e) => startDragGuide('horizontal', e));
$rulerV.off('mousedown').on('mousedown', (e) => startDragGuide('vertical', e));
// --- 2. 在画布中创建辅助线 ---
function createFabricGuide(type, domX, domY) {
// domX 和 domY 是相对于 canvas-wrapper 的坐标
// 需要转换为相对于 canvas_box 的坐标，然后再转换为 Fabric 画布坐标
// 获取 canvas_box 相对于 canvas-wrapper 的位置
let boxPosition = canvasBox.position();
let boxMarginLeft = parseFloat(canvasBox.css('margin-left')) || 0;
let boxMarginTop = parseFloat(canvasBox.css('margin-top')) || 0;
// 计算相对于 canvas_box 的坐标（减去 box 在 wrapper 中的位置和 margin）
let relX = domX - boxPosition.left - boxMarginLeft;
let relY = domY - boxPosition.top - boxMarginTop;
// 转为 Fabric 坐标 (除以 zoom)
let canvasX = relX / zoom;
let canvasY = relY / zoom;
// 获取画布的实际尺寸（用于决定辅助线的长度）
let canvasWidth = canvas.width || 2000;
let canvasHeight = canvas.height || 2000;
// 使用与画布尺寸相关的长度，避免“整块区域都像辅助线”，同时保证能横穿整个画布
let lineExtent = Math.max(canvasWidth, canvasHeight) * 2;
// 构造线对象
let linePoints = [];
if (type === 'horizontal') {
// 水平线：从很远的左边到很远的右边
linePoints = [-lineExtent, canvasY, lineExtent, canvasY];
} else {
// 垂直线：从很远的上面到很远的下面
linePoints = [canvasX, -lineExtent, canvasX, lineExtent];
}
let guideLine = new fabric.Line(linePoints, {
stroke: '#0066FF',
strokeWidth: 1 / zoom,
opacity: 0.9,
shadow: {
color: '#0066FF',
blur: 6,
offsetX: 0,
offsetY: 0,
affectStroke: true
},
selectable: true,
evented: true,
hasControls: false,
hasBorders: false,
lockRotation: true,
lockScalingX: true,
lockScalingY: true,
hoverCursor: type === 'horizontal' ? 'ns-resize' : 'ew-resize',
// design1 中改回边框命中模型，保证更容易点中拖拽
perPixelTargetFind: false,
targetFindTolerance: 10,
padding: 10,
isGuideLine: true,
ignoreSave: true
});
// 限制移动方向（只约束方向，不把整条线拖到极远，避免“整片区域是辅助线”的感觉）
guideLine.on('moving', function () {
if (type === 'horizontal') {
// 水平线：根据当前中心点的 Y，重算 x1/x2，使其横穿画布
const cy = this.getCenterPoint().y;
this.set({
x1: -lineExtent,
y1: cy,
x2: lineExtent,
y2: cy
});
} else {
// 垂直线：根据当前中心点的 X，重算 y1/y2，使其竖穿画布
const cx = this.getCenterPoint().x;
this.set({
x1: cx,
y1: -lineExtent,
x2: cx,
y2: lineExtent
});
}
});
canvas.add(guideLine);
canvas.setActiveObject(guideLine);
canvas.renderAll();
}
// --- 3. 绘制标尺 (核心绘制循环) ---
function updateAndDraw() {
// 每次重新获取尺寸，确保使用最新值
// 使用多种方法尝试获取实际尺寸，确保准确
let currentCanvasWidth = canvasWrapper.width() || canvasWrapper.outerWidth() || canvasWrapper[0].getBoundingClientRect().width || 800;
let currentCanvasHeight = canvasWrapper.height() || canvasWrapper.outerHeight() || canvasWrapper[0].getBoundingClientRect().height || 600;
// 如果还是获取不到，尝试使用父容器的尺寸
if (!currentCanvasWidth || currentCanvasWidth === 0) {
const parent = canvasWrapper.parent();
currentCanvasWidth = parent.width() || parent[0].getBoundingClientRect().width || 800;
}
if (!currentCanvasHeight || currentCanvasHeight === 0) {
const parent = canvasWrapper.parent();
currentCanvasHeight = parent.height() || parent[0].getBoundingClientRect().height || 600;
}
// 更新标尺尺寸
$rulerH.attr('width', currentCanvasWidth).attr('height', rulerHeight);
$rulerV.attr('width', rulerWidth).attr('height', currentCanvasHeight);
const pxPerMm = zoom * mmToPx;
let boxMarginLeft = parseFloat(canvasBox.css('margin-left')) || 0;
let boxMarginTop = parseFloat(canvasBox.css('margin-top')) || 0;
const rulerHeightOffset = 20; // ruler 的高度
// 原点在标尺的左上角（画布的左上角位置，考虑margin）
// 标尺0点 = boxMarginLeft（水平）和 boxMarginTop + rulerHeightOffset（垂直）
let originX = boxMarginLeft;
let originY = boxMarginTop + rulerHeightOffset;
const ctxH = document.getElementById('ruler-h').getContext('2d', { willReadFrequently: true });
const ctxV = document.getElementById('ruler-v').getContext('2d', { willReadFrequently: true });
// 绘制水平标尺
function drawHorizontal() {
ctxH.clearRect(0, 0, currentCanvasWidth, rulerHeight);
ctxH.strokeStyle = '#666';
ctxH.lineWidth = 1;
ctxH.beginPath();
ctxH.moveTo(0, 19);
ctxH.lineTo(currentCanvasWidth, 19);
ctxH.stroke();
ctxH.fillStyle = '#888';
ctxH.font = '9px Arial';
ctxH.textAlign = 'left';
ctxH.textBaseline = 'top';
const startX = 0;
const endX = currentCanvasWidth;
// 绘制主要刻度（每10mm）
// 从0点向左绘制负值刻度，确保覆盖到startX
for (let mm = -10; originX + mm * pxPerMm >= startX; mm -= 10) {
const x = originX + mm * pxPerMm;
ctxH.beginPath();
ctxH.moveTo(x, 5);
ctxH.lineTo(x, 20);
ctxH.stroke();
ctxH.fillText(mm + 'mm', x + 2, 2);
}
// 从0点向右绘制正值刻度，确保覆盖到endX
for (let mm = 0; ; mm += 10) {
const x = originX + mm * pxPerMm;
if (x > endX) break;
ctxH.beginPath();
ctxH.moveTo(x, 5);
ctxH.lineTo(x, 20);
ctxH.stroke();
ctxH.fillText(mm + 'mm', x + 2, 2);
}
// 绘制次要刻度（每1mm）
// 从0点向左绘制负值刻度，确保覆盖到startX
for (let mm = -1; originX + mm * pxPerMm >= startX; mm -= 1) {
const x = originX + mm * pxPerMm;
if (mm % 10 === 0) continue;
ctxH.beginPath();
ctxH.moveTo(x, 12);
ctxH.lineTo(x, 20);
ctxH.stroke();
}
// 从0点向右绘制正值刻度，确保覆盖到endX
for (let mm = 0; ; mm += 1) {
const x = originX + mm * pxPerMm;
if (x > endX) break;
if (mm % 10 === 0) continue;
ctxH.beginPath();
ctxH.moveTo(x, 12);
ctxH.lineTo(x, 20);
ctxH.stroke();
}
}
// 绘制垂直标尺
function drawVertical() {
ctxV.clearRect(0, 0, rulerWidth, currentCanvasHeight);
ctxV.strokeStyle = '#666';
ctxV.lineWidth = 1;
ctxV.beginPath();
ctxV.moveTo(19, 0);
ctxV.lineTo(19, currentCanvasHeight);
ctxV.stroke();
ctxV.fillStyle = '#888';
ctxV.font = '9px Arial';
ctxV.textAlign = 'center';
ctxV.textBaseline = 'middle';
const startY = 0;
const endY = currentCanvasHeight;
// 绘制主要刻度（每10mm）
// 从0点向上绘制负值刻度，确保覆盖到startY
for (let mm = -10; originY + mm * pxPerMm >= startY; mm -= 10) {
const y = originY + mm * pxPerMm;
ctxV.beginPath();
ctxV.moveTo(5, y);
ctxV.lineTo(20, y);
ctxV.stroke();
ctxV.save();
ctxV.translate(8, y + 2);
ctxV.rotate(-Math.PI / 2);
ctxV.fillText(mm + 'mm', 0, 0);
ctxV.restore();
}
// 从0点向下绘制正值刻度，确保覆盖到endY
for (let mm = 0; ; mm += 10) {
const y = originY + mm * pxPerMm;
if (y > endY) break;
ctxV.beginPath();
ctxV.moveTo(5, y);
ctxV.lineTo(20, y);
ctxV.stroke();
ctxV.save();
ctxV.translate(8, y + 2);
ctxV.rotate(-Math.PI / 2);
ctxV.fillText(mm + 'mm', 0, 0);
ctxV.restore();
}
// 绘制次要刻度（每1mm）
// 从0点向上绘制负值刻度，确保覆盖到startY
for (let mm = -1; originY + mm * pxPerMm >= startY; mm -= 1) {
const y = originY + mm * pxPerMm;
if (mm % 10 === 0) continue;
ctxV.beginPath();
ctxV.moveTo(12, y);
ctxV.lineTo(20, y);
ctxV.stroke();
}
// 从0点向下绘制正值刻度，确保覆盖到endY
for (let mm = 0; ; mm += 1) {
const y = originY + mm * pxPerMm;
if (y > endY) break;
if (mm % 10 === 0) continue;
ctxV.beginPath();
ctxV.moveTo(12, y);
ctxV.lineTo(20, y);
ctxV.stroke();
}
}
drawHorizontal();
drawVertical();
}
canvas1.on('after:render', updateAndDraw);
canvas2.on('after:render', updateAndDraw);
$(window).resize(() => setTimeout(updateAndDraw, 100));
updateAndDraw();
}
// 辅助函数：更新光标位置
function updateRulerGuides(nativeEvent) {
if (!nativeEvent) return;
const wrapper = $('.canvas-wrapper');
const offset = wrapper.offset();
if (!offset) return;
$("#ruler-guide-h").css({ left: (nativeEvent.pageX - offset.left) + 'px', display: 'block' });
$("#ruler-guide-v").css({ top: (nativeEvent.pageY - offset.top) + 'px', display: 'block' });
}
window.copySelection = function copySelection() {
const activeObjects = canvas.getActiveObjects();
if (!activeObjects || activeObjects.length === 0) {
layer.msg(language_str("selectPic") || "请先选择对象");
return;
}
// 【核心修复】
// 遍历选中的对象，同时保存它的 Fabric 画面数据 和 我们的 objs 业务数据
clipboardData.data = activeObjects.map(obj => {
let idx = getIndex(obj); // 获取对象在画布中的索引
// 获取业务属性 (objs数组中对应的那一项)
// 注意：idx=0 是背景图，objs数组是从下标0开始存第1个对象的，所以是 idx-1
let appData = (idx > 0 && objs[idx - 1]) ? objs[idx - 1] : { type: 0 };
return {
// 1. 保存画面样式 (坐标、颜色、字号等，包含图片的 src)
fabricJson: obj.toObject(['id', 'name', 'selectable', 'evented', 'data', 'src']),
// 2. 保存业务属性 (深拷贝，防止引用冲突)
appData: JSON.parse(JSON.stringify(appData))
};
});
clipboardData.offset = 10; // 重置偏移量
layer.msg("已复制");
}
window.pasteFromClipboard = function pasteFromClipboard() {
// 检查是否有数据
if (!clipboardData.data || clipboardData.data.length === 0) {
// layer.msg("剪贴板为空");
return;
}
// 1. 提取 Fabric JSON 准备恢复画面
const jsonToEnliven = clipboardData.data.map(item => item.fabricJson);
// 2. 恢复对象 (异步过程)
fabric.util.enlivenObjects(jsonToEnliven, function (objects) {
canvas.discardActiveObject();
objects.forEach((clone, index) => {
// --- A. 处理画面位置 ---
clone.set({
left: clone.left + clipboardData.offset,
top: clone.top + clipboardData.offset,
evented: true
});
// 如果是组内对象，需要特殊处理坐标
if (clone.group) {
clone.set({
left: clone.group.left + clipboardData.offset,
top: clone.group.top + clipboardData.offset
});
}
// --- B. 处理业务数据 ---
// 取出复制时保存的 appData
let savedAppData = clipboardData.data[index].appData;
let newAppData = JSON.parse(JSON.stringify(savedAppData)); // 再次深拷贝
// 修改名称，防止 ID 冲突 (例如 TEXT_1 -> TEXT_1_copy)
if (newAppData.name) {
newAppData.name = newAppData.name + "_copy";
}
// --- C. 添加到画布和数据数组 ---
canvas.add(clone);
objs.push(newAppData); // 将新业务数据推入当前页面的 objs 数组
});
// 3. 选中新粘贴出来的对象
let sel = new fabric.ActiveSelection(objects, { canvas: canvas });
canvas.setActiveObject(sel);
canvas.requestRenderAll();
// 4. 刷新列表和历史记录
updateList();
window.recordState();
// 5. 高亮左侧列表最后一项 (即新粘贴的项)
if (objs.length > 0) selectObj(objs.length - 1);
// 6. 增加下次粘贴的偏移量 (让用户知道粘贴了新东西)
clipboardData.offset += 10;
});
}
// 将 onStateRestored 附加到 window 对象，确保全局可访问
window.onStateRestored = function onStateRestored() {
// 1. 重新获取背景图引用 (因为旧对象被销毁了)
// 注意：canvas 是全局变量，指向当前激活的画板
if (canvas.getObjects().length > 0) {
background_image = canvas.getObjects()[0];
background_image.selectable = false; // 确保背景不可选
window.background_image = background_image;
background_image.evented = false;
}
// 2. 渲染画布
canvas.requestRenderAll();
// 3. 取消选中状态
if (typeof window.selectObj === 'function') {
window.selectObj(-1);
}
// 4. 隐藏所有属性面板
$("#base_control, #line_control, #pic_control, #out_pic_control, #text_control, #circle_text_control, #out_text_control, #rect_control, #circle_control, #counter_control, #qrcode_Controll, #barcode_controll").hide();
// 5. 刷新左侧列表
if (typeof window.updateList === 'function') {
window.updateList();
}
}