FlowVue/public/static/dicom/js/dicomViewPc.js
2024-10-25 21:52:24 +08:00

854 lines
30 KiB
JavaScript
Raw Permalink Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

const scheme = 'wadouri'
const baseUrl = ''
//功能名称
const functionNames = [
"Magnify", "Pan", "Zoom", "ZoomMouseWheel", "Wwwc",
"ScaleOverlay", "OrientationMarkers", "WwwcRegion", "Rotate", "Angle", "ArrowAnnotate", "Bidirectional", "CobbAngle", "EllipticalRoi", "FreehandRoi", "Length", "Probe", "RectangleRoi", "TextMarker",
"StackScroll", "StackScrollMouseWheel"
]
//标尺和方向显示可与其他状态同时启用
const displayFunctions = ["ScaleOverlay", "OrientationMarkers"]
//不能同时启用的功能
const notNeedDisableFunctions = ["WwwcRegion", "Rotate", "Angle", "ArrowAnnotate", "Bidirectional", "CobbAngle", "EllipticalRoi", "FreehandRoi", "Length", "Probe", "RectangleRoi", "TextMarker"]
//状态数据
var stateData = {
rowCount: 1,
columnCount: 1,
imgIndex: 0,
element: {},
dicomInfo: {},
showMapping: new Map(),
processMapping: new Map() //进度条映射 key为序列索引value为加载完成数量
}
/*切换工具*/
function switchAction(tagName, flag, btn) {
//btn btn-primary
var isSelected = $(btn).hasClass('selected');
if (isSelected) {
$(btn).removeClass("btn-primary")
$(btn).removeClass("selected")
$(btn).addClass("btn-default")
disableFunctions(tagName);
}
else {
disableFunctions(tagName);
$(btn).removeClass("btn-default")
$(btn).addClass("btn-primary")
$(btn).addClass("selected")
}
if (!isSelected) {
cornerstoneTools.setToolActive(tagName, { mouseButtonMask: 1 })
}
}
function reload() {
var data = cornerstoneTools.getToolState(stateData.element, "stack").data[0];
var index = data.currentImageIdIndex;
var imgId = data.imageIds[index];
data.currentImageIdIndex = index;
cornerstone.loadAndCacheImage(imgId).then(function (image) {
cornerstone.enable(stateData.element);
cornerstone.displayImage(stateData.element, image);
});
}
//下一张
function next(imgId) {
if (imgId && stateData.element != imgId) {
return;
}
var data = cornerstoneTools.getToolState(stateData.element, "stack").data[0];
var index = data.currentImageIdIndex;
if (index == data.imageIds.length - 1) {
return;
}
else {
index += 1;
}
var imgId = data.imageIds[index];
data.currentImageIdIndex = index;
cornerstone.loadImage(imgId).then(function (image) {
cornerstone.enable(stateData.element);
cornerstone.displayImage(stateData.element, image);
renderTagText(stateData.element, image)
});
//for (var i = 0; i < 10; i++) {
// if (index + i == data.imageIds.length - 1) {
// break;
// }
// cornerstone.loadImage(data.imageIds[index + i]).then((image) => {
// console.log("loaded ok " + data.imageIds[index + i]);
// })
//}
setSliderValue(stateData.element.id)
}
//读取文件中的标签信息
function getDicomInfo(image) {
var imageInfo = {};
imageInfo.seriesNumber = image.data.string('x00200011');//图像序列号
imageInfo.imageNum = image.data.string('x00200013');//图像位置
imageInfo.imageDate = image.data.string("x00080021");//拍摄日期
imageInfo.sliceThickness = image.data.string('x00180050');//层厚
imageInfo.patientId = image.data.string('x00100020');//病理号
// 判断窗宽窗位是否合法
imageInfo.pixelR = image.data.uint16('x00280103');
imageInfo.heightBit = image.data.uint16('x00280102') || '';
// 病人基本信息
imageInfo.patientName = image.data.string('x00100010');
imageInfo.patientBirthDate = image.data.string('x00100030');
imageInfo.patientGender = image.data.string('x00100040');
imageInfo.sID = image.data.string('x00200011');
// 像素间距
imageInfo.pixelSpacing = image.data.string('x00280030');
imageInfo.height = image.data.uint16('x00280010');
imageInfo.width = image.data.uint16('x00280011');
imageInfo.height = image.data.uint16('x00280010');
imageInfo.windowCenter = image.data.string('x00281050');
imageInfo.windowWidth = image.data.string('x00281051');
imageInfo.imagePixelSpacing = image.data.string('x00181164') || '';
imageInfo.rowPixelSpacing = image.rowPixelSpacing;
// 放射放大系数
imageInfo.magnification = Number(image.data.string('x00181114'));
// 放射源到面板的距离
imageInfo.sourceTOdetector = image.data.string('x00181110');
// 放射源到病人的距离
imageInfo.sourceTOpatient = image.data.string('x00181111');
//this.modalityLUT = cornerstone.metaData.get('modalityLutModule', image.imageId).modalityLUTSequence;
imageInfo.voiContent = cornerstone.metaData.get('voiLutModule', image.imageId);
// 斜率截距
imageInfo.rescaleIntercept = Number(image.data.string('x00281052'));
imageInfo.rescaleSlope = Number(image.data.string('x00281053'));
return imageInfo;
}
//上一张
function last(imgId) {
if (imgId && stateData.element != imgId) {
return;
}
var data = cornerstoneTools.getToolState(stateData.element, "stack").data[0];
var index = data.currentImageIdIndex;
if (index == 0) {
return;
}
else {
index -= 1;
}
var imgId = data.imageIds[index];
data.currentImageIdIndex = index;
cornerstone.loadAndCacheImage(imgId).then(function (image) {
cornerstone.enable(stateData.element);
cornerstone.displayImage(stateData.element, image);
renderTagText(stateData.element, image)
});
setSliderValue(stateData.element.id)
}
//进度条更新
function setAllSliderValue() {
//获取所有已经加载的图片区映射关系
if (stateData.showMapping) {
stateData.showMapping.forEach((value, key) => {
setSliderValue(key);
});
}
}
//标签文本更新
function setAllTagsValue() {
if (stateData.showMapping) {
stateData.showMapping.forEach((value, key) => {
var element = document.getElementById(key)
var image = cornerstone.getImage(element);
//TODO 缺少获取图片对象信息
renderTagText(element, image)
});
}
}
//重置画布
function resetRenderCanvase() {
var element = stateData.element;
const enabledElement = cornerstone.getEnabledElement(element);
enabledElement.renderingTools.colormapId = undefined;
enabledElement.renderingTools.colorLut = undefined;
const renderCanvas = enabledElement.renderingTools.renderCanvas;
const canvasContext = renderCanvas.getContext('2d');
// NOTE - we need to fill the render canvas with white pixels since we
// control the luminance using the alpha channel to improve rendering performance.
canvasContext.fillStyle = 'white';
canvasContext.fillRect(0, 0, renderCanvas.width, renderCanvas.height);
const renderCanvasData = canvasContext.getImageData(0, 0, renderCanvas.width, renderCanvas.height);
enabledElement.renderingTools.renderCanvasContext = canvasContext;
enabledElement.renderingTools.renderCanvasData = renderCanvasData;
cornerstone.updateImage(stateData.element);
}
//重置按钮状态
function resetBtnState(id) {
if ($("#" + id).hasClass("selected")) {
$("#" + id).removeClass("btn-primary")
$("#" + id).removeClass("selected")
$("#" + id).addClass("btn-default")
}
}
function disableFunctions(currentFun) {
functionNames.forEach(function (fname) {
resetBtnState(fname)
if (currentFun != fname && (notNeedDisableFunctions.includes(fname) || displayFunctions.includes(fname))) {
return;
}
cornerstoneTools.setToolDisabled(fname, { mouseButtonMask: 1 })
})
}
//辅助工具
const toolFunction = ["ScaleOverlay", "OrientationMarkers"]
const wheelFunction = ["ZoomMouseWheel"]
//截图按钮
function screenshotTool() {
let dicomCenter = document.getElementById('dicom-img-box_0_0');
if (dicomCenter) {
let canvasCenter = document.querySelector("#dicomImage_0_0 canvas");
let sliderCenter = document.querySelector("#dicom-img-box_0_0 .slider-container");
try {
dicomCenter.style.borderWidth = "0px";
if (canvasCenter)
canvasCenter.crossorign = "anonymous";
if (sliderCenter)
sliderCenter.style.display = "none";
let targetWidth = dicomCenter.offsetWidth + 6;
let targetHeight = dicomCenter.offsetHeight + 4;
html2canvas(
dicomCenter,
{
allowTaint: false,
taintTest: false,
logging: false,
useCORS: true,
width: targetWidth,
height: targetHeight,
dpi: window.devicePixelRatio * 12, //将分辨率提高到特定的DPI 提高四倍
scale: 12, //按比例增加分辨率
}
).then((canvas) => {
canvas.crossorign = "anonymous";
let imageDataUrl = canvas.toDataURL('image/jpeg', 1);
$.ajax({
type: 'POST',
contentType: 'application/json',
url: 'http://192.168.0.110:8095/admin-api/ultrasoniccom/ultrasonic/ftpimage',
data: JSON.stringify({ id: window.localStorage.regid_pathology, orgId: window.localStorage.orgId_pathology, imagebase: imageDataUrl, imgType: '3' }),
success: function (data, textStatus, jqXHR) {
alert('添加成功,请刷新报告单中的图片');
}
});
});
} finally {
dicomCenter.style.borderWidth = "";
if (canvasCenter)
canvasCenter.crossorign = "";
if (sliderCenter)
sliderCenter.style.display = "";
}
}
}
//撤销所有改动
function resetTool() {
//反转色
//invert(null, $("#invert"), true)
//changColor(0, $("#changeColor"), true)
functionNames.forEach(function (fname) {
if (notNeedDisableFunctions.includes(fname)) {
cornerstoneTools.clearToolState(stateData.element, fname);
}
})
cornerstone.reset(stateData.element);
cornerstone.updateImage(stateData.element);
}
//反转颜色
function invert(flag, btn, reset) {
//btn btn-primary
var isSelected = $(btn).hasClass('selected');
if (isSelected || reset) {
$(btn).removeClass("btn-primary")
$(btn).removeClass("selected")
$(btn).addClass("btn-default")
}
else {
$(btn).removeClass("btn-default")
$(btn).addClass("btn-primary")
$(btn).addClass("selected")
}
//反转颜色
var viewport = {
invert: !isSelected ? true : false
}
cornerstone.setViewport(stateData.element, viewport);
}
//彩色
function changColor(flag, btn, reset) {
var element = stateData.element;
//btn btn-primary
var isSelected = $(btn).hasClass('selected');
if (isSelected || reset) {
$(btn).removeClass("btn-primary")
$(btn).removeClass("selected")
$(btn).addClass("btn-default")
}
else {
$(btn).removeClass("btn-default")
$(btn).addClass("btn-primary")
$(btn).addClass("selected")
}
resetRenderCanvase();
const b = cornerstone.getEnabledElement(element)
const v = cornerstone.getDefaultViewport(b.canvas, b.image)
var vp = cornerstone.getViewport(element);
vp.colormap = !isSelected ? "hsv" : undefined;
if (!flag) {
cornerstone.setViewport(element, v)
}
else {
cornerstone.setViewport(element, vp)
}
}
//重置cornerstone
function reset() {
cornerstone.reset(stateData.element);
}
function initConerstone(element) {
// 注册并挂载cornerstone及其cornerstoneTools固定操作
cornerstoneTools.external.cornerstone = cornerstone;
cornerstoneTools.external.cornerstoneMath = cornerstoneMath;
cornerstoneTools.external.Hammer = Hammer;
cornerstoneWADOImageLoader.external.dicomParser = dicomParser;
cornerstoneWADOImageLoader.external.cornerstone = cornerstone;
// imageId就是cornerstone要求的.dcm图片地址,例如var imageId = "wadouri:http://127.0.0.1:6699/ctdcm1.dcm";
//var imageId = "wadouri:./1.dcm";
// 初始化cornerstoneTools工具
cornerstoneTools.init();
//// 获取要用于加载图片的div区域
//element = document.getElementById('dicomImage');
////激活获取到的用于图片加载的区域
cornerstone.enable(element);
// 从cornerstoneTools库中获取窗宽,窗高工具
const WwwcTool = cornerstoneTools.WwwcTool;
//添加获取到的窗宽,窗高工具
cornerstoneTools.addTool(WwwcTool);
//放大
const MagnifyTool = cornerstoneTools.MagnifyTool;
cornerstoneTools.addTool(MagnifyTool)
//平移
const PanTool = cornerstoneTools.PanTool;
cornerstoneTools.addTool(PanTool)
const ZoomTool = cornerstoneTools.ZoomTool;
cornerstoneTools.addTool(ZoomTool, {
// Optional configuration
configuration: {
invert: false,
preventZoomOutsideImage: false,
minScale: .1,
maxScale: 20.0,
}
});
const ZoomMouseWheelTool = cornerstoneTools.ZoomMouseWheelTool;
cornerstoneTools.addTool(ZoomMouseWheelTool)
const WwwcRegionTool = cornerstoneTools.WwwcRegionTool;
cornerstoneTools.addTool(WwwcRegionTool)
const ScaleOverlayTool = cornerstoneTools.ScaleOverlayTool;
cornerstoneTools.addTool(ScaleOverlayTool)
//旋转
const RotateTool = cornerstoneTools.RotateTool;
cornerstoneTools.addTool(RotateTool)
const OrientationMarkersTool = cornerstoneTools.OrientationMarkersTool;
cornerstoneTools.addTool(OrientationMarkersTool)
const AngleTool = cornerstoneTools.AngleTool;
cornerstoneTools.addTool(AngleTool)
const ArrowAnnotateTool = cornerstoneTools.ArrowAnnotateTool;
cornerstoneTools.addTool(ArrowAnnotateTool)
const BidirectionalTool = cornerstoneTools.BidirectionalTool;
cornerstoneTools.addTool(BidirectionalTool)
const CobbAngleTool = cornerstoneTools.CobbAngleTool;
cornerstoneTools.addTool(CobbAngleTool)
const EllipticalRoiTool = cornerstoneTools.EllipticalRoiTool;
cornerstoneTools.addTool(EllipticalRoiTool)
const FreehandRoiTool = cornerstoneTools.FreehandRoiTool;
cornerstoneTools.addTool(FreehandRoiTool)
const LengthTool = cornerstoneTools.LengthTool;
cornerstoneTools.addTool(LengthTool)
const ProbeTool = cornerstoneTools.ProbeTool;
cornerstoneTools.addTool(ProbeTool)
const RectangleRoiTool = cornerstoneTools.RectangleRoiTool;
cornerstoneTools.addTool(RectangleRoiTool)
const TextMarkerTool = cornerstoneTools.TextMarkerTool
// set up the markers configuration
const configuration = {
markers: ['双击修改注释'],
current: '双击修改注释',
ascending: true,
loop: true,
}
cornerstoneTools.addTool(TextMarkerTool, { configuration })
const StackScrollTool = cornerstoneTools.StackScrollTool
cornerstoneTools.addTool(StackScrollTool)
const StackScrollMouseWheelTool = cornerstoneTools.StackScrollMouseWheelTool
cornerstoneTools.addTool(StackScrollMouseWheelTool)
cornerstoneTools.setToolActive('StackScrollMouseWheel', {})
}
function initConerstoneAndData() {
var series = stateData.dicomInfo.seriesList[stateData.imgIndex].instanceList
const imageIds = series.map(seriesImage => `${scheme}:${baseUrl}${seriesImage.imageid}`)
//define the stack
const stack = {
currentImageIdIndex: 0,
imageIds: imageIds
}
cornerstone.enable(stateData.element);
// load images and set the stack
cornerstone.loadImage(imageIds[0]).then((image) => {
updateProcess(stateData.imgIndex, "initConerstoneAndData")
initSlider(stateData.element);
cornerstone.displayImage(stateData.element, image)
cornerstoneTools.addStackStateManager(stateData.element, ['stack'])
cornerstoneTools.addToolState(stateData.element, 'stack', stack)
renderTagText(stateData.element, image)
})
}
//页面加载完成,执行初始化
$(document).ready(function () {
createElements(1, 1, true);
//激活获取到的用于图片加载的区域
stateData.element = document.getElementById('dicomImage_0_0');
stateData.showMapping.set('dicomImage_0_0', 0);
//cornerstone.enable(stateData.element);
initConerstone(stateData.element);
//初始化数据
initData();
//鼠标滚轮事件
document.addEventListener('mousewheel', function (event) {
// 处理事件
setAllSliderValue();
setAllTagsValue();
});
//鼠标移动事件
document.addEventListener('mousemove', function (event) {
// 处理事件
setAllSliderValue();
setAllTagsValue();
});
setImgListParentHeight();
})
//初始化右侧图片列表
function initImgList(data) {
$("#dicom-list").empty();
for (var i = 0; i < data.seriesList.length; i++) {
var className = "series_img";
if (stateData.imgIndex == i) {
className += "_active";
}
//$("#dicom-list").append('<img id="img_' + i + '" onclick="changeIndex(' + i + ')" class="' + className + '" src="' + data.seriesList[i].thumbUrl + '"/>');
//$("#dicom-list").append('<div class="icon-img-box" onclick="changeIndex(' + i + ')"><img id="img_' + i + '" class="' + className + '" src="' + data.seriesList[i].thumbUrl + '"/><div class="process-div" id="process-' + i + '"></div></div>');
//$("#dicom-list").append('<div class="icon-img-box" id="icon-img-box-'+i+'" onclick="changeIndex(' + i + ')"><img id="img_' + i + '" class="' + className + '"/><div class="process-div" id="process-' + i + '"></div></div>');
$("#dicom-list").append('<div style="height: 220px;" class="icon-img-box ' + className + '" id="icon-img-box-' + i + '" onclick="changeIndex(' + i + ')"><div class="process-div" id="process-' + i + '"></div><span style="color: white;word-wrap: break-word;font-size: 16px; id="h_' + i + '" >' + data.seriesList[i].SeriesDesc + '</span></div>');
}
}
//修改序列
function changeIndex(i) {
if (stateData.imgIndex == i && stateData.showMapping.get(stateData.element.id) == i) {
return;
}
//$("#img_" + stateData.imgIndex).removeClass("series_img_active");
//$("#img_" + stateData.imgIndex).addClass("series_img")
//$("#img_" + i).removeClass("series_img")
//$("#img_" + i).addClass("series_img_active")
$("#icon-img-box-" + stateData.imgIndex).removeClass("series_img_active");
$("#icon-img-box-" + stateData.imgIndex).addClass("series_img")
$("#icon-img-box-" + i).removeClass("series_img")
$("#icon-img-box-" + i).addClass("series_img_active")
stateData.imgIndex = i
clearProcess(i)
initConerstone(stateData.element)
initConerstoneAndData();
stateData.showMapping.set(stateData.element.id, i);
}
//获取数据
function initData() {
// var idx = GetQueryString("idx");
// var maxSize = GetQueryString("maxSize");
var localStorage = window.localStorage;
var localData = JSON.parse(localStorage.data);
var maxSize = localData.maxSize
console.log("网页接受到数据maxSize" + maxSize)
if (maxSize) {
cacheProcess.maxSize = maxSize;
}
var data = JSON.parse(localData.do);
console.log("网页接受到数据" + data)
stateData.dicomInfo = data;
//初始化进度
initProcess();
initQueue();
initImgList(stateData.dicomInfo);
//加载icon图片
convertDicom2Img();
//缓存文件
setTimeout(function () {
cacheImages();
}, 500)
initConerstoneAndData();
}
//初始化滚动条
function initSlider(element) {
var idx = stateData.showMapping.get(element.id);
var size = stateData.dicomInfo.seriesList[idx].instanceList.length;
//当前索引
var index = 0;
try {
var data = cornerstoneTools.getToolState(element, "stack").data[0];
index = data.currentImageIdIndex;
}
catch (err) {
console.log('err', err)
}
$("#" + element.id + "-slider").attr("min", 1)
$("#" + element.id + "-slider").attr("max", size)
$("#" + element.id + "-slider").val(index + 1)
}
//选中元素
function changeElement(b) {
//滚动条和上下翻页禁用
$(".operator").attr("disabled", "true");
$("#" + b.id + "-btn-next").removeAttr("disabled");
$("#" + b.id + "-btn-last").removeAttr("disabled");
$("#" + b.id + "-slider").removeAttr("disabled");
if (stateData.element == b) {
$(b).parent().removeClass("dicom-img-box");
$(b).parent().addClass("dicom-img-box-active");
return;
}
$(b).parent().removeClass("dicom-img-box");
$(b).parent().addClass("dicom-img-box-active");
$(stateData.element).parent().removeClass("dicom-img-box-active");
$(stateData.element).parent().addClass("dicom-img-box");
stateData.element = b;
}
//获取URL参数
function GetQueryString(name) {
var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)");
var r = window.location.search.substr(1).match(reg);
if (r != null) return unescape(r[2]); return null;
}
//设置滑动条值
function setSliderValue(imgId) {
//获取被选中胶片区域元素
var element = document.getElementById(imgId)
var data = cornerstoneTools.getToolState(element, "stack").data[0];
var index = data.currentImageIdIndex;
$("#" + imgId + "-slider").val(index + 1);
}
function changeSlider(imgId, slider) {
var sliderValue = $(slider).val();
var data = cornerstoneTools.getToolState(stateData.element, "stack").data[0];
index = sliderValue - 1;
var imgId = data.imageIds[index];
data.currentImageIdIndex = index;
cornerstone.loadAndCacheImage(imgId).then(function (image) {
cornerstone.enable(stateData.element);
cornerstone.displayImage(stateData.element, image);
renderTagText(stateData.element, image)
});
//for (var i = 0; i < 10; i++) {
// if (index + i == data.imageIds.length - 1) {
// break;
// }
// cornerstone.loadImage(data.imageIds[index + i]).then((image) => {
// console.log("loaded ok " + data.imageIds[index + i]);
// })
//}
}
//渲染标签文本
function renderTagText(e, i) {
var tagsInfo = getDicomInfo(i);
var element = $(e).parent()[0];
var boxId = element.id;
//判断文本是否已经显示
if (!$("#" + boxId + "_left-top").length) {
var infoElement =
' <div id="' + boxId + '_left-top" class="around-info-left-top"></div>' +
' <div id="' + boxId + '_right-top" class="around-info-right-top"></div>' +
' <div id="' + boxId + '_left-bottom" class="around-info-left-bottom"></div>' +
' <div id="' + boxId + '_right-bottom" class="around-info-right-bottom"></div>';
$(element).children().first().before(infoElement);
}
//左上角
var leftTop = $("#" + boxId + "_left-top");
leftTop.empty();
leftTop.append("<div class='tag-item'>" + tagsInfo.patientId + "</div>");//体检编号
leftTop.append("<div class='tag-item'>姓名:" + stateData.dicomInfo.patientname + "</div>");//患者姓名
leftTop.append("<div class='tag-item'>" + tagsInfo.patientBirthDate + " " + (tagsInfo.patientGender == 'F' ? "女" : "男") + "</div>");
leftTop.append("<div class='tag-item'>" + tagsInfo.imageDate + "</div>");
//左下角
var leftBottom = $("#" + boxId + "_left-bottom");
leftBottom.empty();
leftBottom.append("<div class='tag-item'>" + stateData.dicomInfo.hospital + "</div>");
//右上角
var rightTop = $("#" + boxId + "_right-top");
rightTop.empty();
rightTop.append("<div class='tag-item'>序列:" + tagsInfo.seriesNumber + " 图像:" + tagsInfo.imageNum + "</div>");
//右下角
var vp = cornerstone.getViewport(e);
var rightBottom = $("#" + boxId + "_right-bottom");
rightBottom.empty();
rightBottom.append("<div class='tag-item'>缩放:" + vp.scale.toFixed(2) + "</div>");
rightBottom.append("<div class='tag-item'>" + tagsInfo.width + "x" + tagsInfo.height + "</div>");
rightBottom.append("<div class='tag-item'>窗宽:" + tagsInfo.windowWidth + " 窗位:" + tagsInfo.windowCenter + "</div>");
}
//创建视图元素
function createElements(rowCount, columnCount, isInit) {
var container = document.getElementById('dicom-continer');
if (!isInit) {
clearChildren(container);
}
for (var i = 0; i < rowCount; i++) {
//生成行
var rowDom = document.createElement('div')
rowDom.setAttribute("class", "flex-row");
for (var j = 0; j < columnCount; j++) {
var columnDom = document.createElement('div');
columnDom.setAttribute("class", "dicom-img-box");
columnDom.setAttribute("id", 'dicom-img-box_' + i + '_' + j)
var imgId = 'dicomImage_' + i + '_' + j;
$(columnDom).append('<div class="dicom-img" id="' + imgId + '" onclick="changeElement(this)"></div>'
+ '<div class="slider-container">'
+ '<i class="iconfont icon-fangxiangjiantou-shang icon-shang operator" id="' + imgId + '-last_btn" onclick="last(' + imgId + ')"></i>'
+ '<input type="range" class="lcmf-range lcmf-range-date operator" value="0" id="' + imgId + '-slider" onchange="changeSlider(\'' + imgId + '\',this)" />'
+ '<i class="iconfont icon-fangxiangjiantou-xia icon-xia operator" id="' + imgId + '-next_btn" onclick="next(' + imgId + ')"></i>'
+ '</div>');
rowDom.appendChild(columnDom);
}
container.appendChild(rowDom);
}
}
//清理元素
function clearChildren(element) {
if (element && element.children.length > 0) {
for (var i = 0; i < element.children.length; i++) {
element.removeChild(element.children[i]);
i--;
}
}
}
//创建视图入口
function doCreate() {
let rowCount = parseInt(document.getElementById('row-count').value);
let columnCount = parseInt(document.getElementById('column-count').value);
if (stateData.rowCount == rowCount && stateData.columnCount == columnCount) {
return;
}
createElements(rowCount, columnCount, false);
stateData.rowCount = rowCount;
stateData.columnCount = columnCount;
stateData.imgIndex = 0;
stateData.element = null;
stateData.showMapping = new Map()
}
function cacheImages() {
startCache();
}
var cacheProcess = {
taskSize: 0,//当前正在进行的任务数量
maxSize: 10 //同时最大缓存个数
}
var queue = [];
function initQueue() {
console.log("初始化队列开始");
//序列分组个数
var groupSize = stateData.dicomInfo.seriesList.length;
for (var i = 0; i < groupSize; i++) {
var group = stateData.dicomInfo.seriesList[i];
var imageSize = group.instanceList.length;
for (var j = 0; j < imageSize; j++) {
var message = {
index: i,
sindex: j,
imageId: imageId = `${scheme}:${baseUrl}${group.instanceList[j].imageid}`
};
queue.push(message)
console.log("队列push消息", message);
}
}
console.log("初始化队列完成", queue);
}
var cacheInterval = null;
function startCache() {
cacheInterval = setInterval(function () {
if (queue.length == 0) {
console.log("队列任务已清空");
clearInterval(cacheInterval);
return;
}
if (cacheProcess.maxSize <= cacheProcess.taskSize) {
//任务已满,等待
console.log("队列已满-等待", cacheProcess.taskSize);
return;
}
//从队列获取数据
var queueMessage = queue.shift();
console.log("获取队列消息", queueMessage);
cacheImg(queueMessage);
}, 1)
}
function cacheImg(queueMessage) {
cacheProcess.taskSize++;
cornerstone.loadAndCacheImage(queueMessage.imageId).then(() => {
console.log("缓存回调--", cacheProcess);
cacheProcess.taskSize--;
updateProcess(queueMessage.index);
console.log("缓存回调用,更新索引--", cacheProcess);
});
}
function cacheImageIndex(a) {
if (a >= stateData.dicomInfo.seriesList.length) {
clearInterval(cacheInterval);
return;
}
var series = stateData.dicomInfo.seriesList[a].instanceList
const imageIds = series.map(seriesImage => `${scheme}:${baseUrl}${seriesImage.imageid}`)
for (var j = 0; j < imageIds.length; j++) {
cornerstone.loadAndCacheImage(imageIds[j]).then(() => {
updateProcess(a, "cacheImages");
});
}
}
//初始化进度信息
function initProcess() {
console.log("初始化进度 stateData.dicomInfo", stateData.dicomInfo);
var size = stateData.dicomInfo.seriesList.length;
for (var i = 0; i < size; i++) {
stateData.processMapping.set(i, 0);
}
}
//更新进度信息
function updateProcess(i, fun) {
stateData.processMapping.set(i, stateData.processMapping.get(i) + 1)
renderProcess();
}
function clearProcess(i) {
return;
stateData.processMapping.set(i, 0)
}
//渲染进度
function renderProcess() {
var length = stateData.dicomInfo.seriesList.length;
for (var i = 0; i < length; i++) {
var totalSize = stateData.dicomInfo.seriesList[i].instanceList.length;
var currentSize = stateData.processMapping.get(i);
if (totalSize > currentSize) {
$("#process-" + i).show();
$("#process-" + i).text(currentSize + "/" + totalSize);
}
else {
$("#process-" + i).text("");
}
}
}
//生成图片
function convertDicom2Img() {
var length = stateData.dicomInfo.seriesList.length;
for (var i = 0; i < length; i++) {
loadDicomShowIcom(i);
}
}
//加载dicom文件转换为base64格式
function loadDicomShowIcom(i) {
console.log("加载icon-" + i);
const imageId = `${scheme}:${baseUrl}${stateData.dicomInfo.seriesList[i].instanceList[0].imageid}`
console.log("imgId:", imageId);
const imgElement = document.getElementById('icon-img-box-' + i);
cornerstone.loadAndCacheImage(imageId).then(function (image) {
cornerstone.enable(imgElement);
cornerstone.displayImage(imgElement, image);
});
}
function setImgListParentHeight() {
const height = $(window).height() - $("#top-menu").height()
$("#dicom-list").css("max-height", height + "px")
console.log("window的高度", $(window).height());
console.log("topMenu的高度", $("#top-menu").height());
console.log("dicom-list高度", $("#dicom-list").height());
}