From d827caed33578963f61eef07bcc700ab7965bd3e Mon Sep 17 00:00:00 2001 From: zoujiandong <10130823232@qq.com> Date: Mon, 8 Sep 2025 17:44:31 +0800 Subject: [PATCH] 9.8 17:44 --- .../qf-image-cropper.render.js | 855 ++++++++++++++++++ .../qf-image-cropper/qf-image-cropper.vue | 746 +++++++++++++++ .../qf-image-cropper/qf-image-cropper.wxs | 727 +++++++++++++++ pages.json | 11 + pages_app/personInfo/personInfo.vue | 235 ++++- pages_app/schedule/schedule.vue | 15 +- .../selectPatientSingle.vue | 155 ++++ pages_app/visit/visit.vue | 11 +- pages_app/writeInfo/writeInfo.vue | 84 +- pages_app/writeInfo/wtiteInfo.vue | 132 --- .../qf-image-cropper/qf-image-cropper.vue | 3 + 11 files changed, 2779 insertions(+), 195 deletions(-) create mode 100644 components/qf-image-cropper/qf-image-cropper.render.js create mode 100644 components/qf-image-cropper/qf-image-cropper.vue create mode 100644 components/qf-image-cropper/qf-image-cropper.wxs create mode 100644 pages_app/selectPatientSingle/selectPatientSingle.vue delete mode 100644 pages_app/writeInfo/wtiteInfo.vue diff --git a/components/qf-image-cropper/qf-image-cropper.render.js b/components/qf-image-cropper/qf-image-cropper.render.js new file mode 100644 index 0000000..becac19 --- /dev/null +++ b/components/qf-image-cropper/qf-image-cropper.render.js @@ -0,0 +1,855 @@ +/** + * 图片编辑器-手势监听 + * 1. 支持编译到app-vue(uni-app 2.5.5及以上版本)、H5上 + */ +/** 图片偏移量 */ +var offset = { x: 0, y: 0 }; +/** 图片缩放比例 */ +var scale = 1; +/** 图片最小缩放比例 */ +var minScale = 1; +/** 图片旋转角度 */ +var rotate = 0; +/** 触摸点 */ +var touches = []; +/** 图片布局信息 */ +var img = {}; +/** 系统信息 */ +var sys = {}; +/** 裁剪区域布局信息 */ +var area = {}; +/** 触摸行为类型 */ +var touchType = ''; +/** 操作角的位置 */ +var activeAngle = 0; +/** 裁剪区域布局信息偏移量 */ +var areaOffset = { left: 0, right: 0, top: 0, bottom: 0 }; +/** 元素ID */ +var elIds = { + 'imageStyles': 'crop-image', + 'maskStylesList': 'crop-mask-block', + 'borderStyles': 'crop-border', + 'circleBoxStyles': 'crop-circle-box', + 'circleStyles': 'crop-circle', + 'gridStylesList': 'crop-grid', + 'angleStylesList': 'crop-angle', +} +/** 记录上次初始化时间戳,排除APP重复更新 */ +var timestamp = 0; +/** vue3 renderjs 条件编译无效,以此方式区别 APP 和 H5 */ +// #ifdef H5 +var platform = 'H5'; +// #endif +// #ifdef APP +var platform = 'APP'; +// #endif +/** 容错值 */ +var fault = 0.000001; +/** + * 获取a、b两数中的最小正数 + * @param a + * @param b + */ +function minimum(a, b) { + if (a > 0 && b < 0) return a; + if (a < 0 && b > 0) return b; + if (a > 0 && b > 0) return Math.min(a, b); + return 0; +} +/** + * 在容错访问内获取n近似值 + * @param n + */ +function num(n) { + var m = parseFloat((n).toFixed(6)); + return m === fault || m === -fault ? 0 : m; +} +/** + * 比较a值在容错值范围内是否等于b值 + * @param a + * @param b + */ +function equalsByFault(a, b) { + return Math.abs(a - b) <= fault; +} +/** + * 比较a值在容错值范围内是否小于b值 + * @param a + * @param b + */ +function lessThanByFault(a, b) { + var c = a - b; + return c < 0 ? c < -fault : c < fault; +} +/** + * 验证并获取有效最大值 + * @param v + * @param max + * @param isInclude + * @param x + * @param y + * @param rate + * @returns + */ +function validMax(v, max, isInclude, x, y, rate) { + if(typeof max === 'number') { + if(isInclude && equalsByFault(max, y)) { // 宽高不等时,x轴用y轴值要做等比例转换 + var n = num(max * rate); + if (n <= x) return n; // 转化后值在x轴最大值范围内 + return x; // 转化后值超出x轴最大值范围则用最大值 + } + return max; + } + return v; +} +/** + * 样式对象转字符串 + * @param {Object} style 样式对象 + */ +function styleToString(style) { + if(typeof style === 'string') return style; + var str = ''; + for (let k in style) { + str += k + ':' + style[k] + ';'; + } + return str; +} +/** + * + * @param {Object} instance 页面实例对象 + * @param {Object} key 要修改样式的key + * @param {Object|Array} style 样式 + */ +function setStyle(instance, key, style) { + // console.log('setStyle', instance, key, JSON.stringify(style)) + // #ifdef APP-PLUS + if(platform === 'APP') { + if(Object.prototype.toString.call(style) === '[object Array]') { + for (var i = 0, len = style.length; i < len; i++) { + var el = window.document.getElementById(elIds[key] + '-' + (i + 1)); + el && (el.style = styleToString(style[i])); + } + } else { + var el = window.document.getElementById(elIds[key]); + el && (el.style = styleToString(style)); + } + } + // #endif + // #ifdef H5 + if(platform === 'H5') instance[key] = style; + // #endif +} +/** + * 触发页面实例指定方法 + * @param {Object} instance 页面实例对象 + * @param {Object} name 方法名称 + * @param {Object} obj 传递参数 + */ +function callMethod(instance, name, obj) { + // #ifdef APP-PLUS + if(platform === 'APP') instance.callMethod(name, obj); + // #endif + // #ifdef H5 + if(platform === 'H5') instance[name](obj); + // #endif +} +/** + * 计算两点间距 + * @param {Object} touches 触摸点信息 + */ +function getDistanceByTouches(touches) { + // 根据勾股定理求两点间距离 + var a = touches[1].pageX - touches[0].pageX; + var b = touches[1].pageY - touches[0].pageY; + var c = Math.sqrt(Math.pow(a, 2) + Math.pow(b, 2)); + // 求两点间的中点坐标 + // 1. a、b可能为负值 + // 2. 在求a、b时,如用touches[1]减touches[0],则求中点坐标也得用touches[1]减a/2、b/2 + // 3. 同理,在求a、b时,也可用touches[0]减touches[1],则求中点坐标也得用touches[0]减a/2、b/2 + var x = touches[1].pageX - a / 2; + var y = touches[1].pageY - b / 2; + return { c, x, y }; +}; + +/** + * 修正取值 + * @param {Object} a + * @param {Object} b + * @param {Object} c + * @param {Object} reverse 是否反向 + */ +function correctValue(a, b, c, reverse) { + return num(reverse ? Math.max(Math.min(a, b), c) : Math.min(Math.max(a, b), c)); +} + +/** + * 旋转90°或270°时检查边界:限制 x、y 拖动范围,禁止滑出边界 + * @param {Object} e 点坐标 + * @param {Object} xReverse x是否反向 + * @param {Object} yReverse y是否反向 + */ +function checkRotateRange(e, xReverse, yReverse) { + var o = num((img.height - img.width) / 2); // 宽高差值一半 + return { + x: correctValue(e.x, -img.height + o + area.width + area.left, area.left + o, xReverse), + y: correctValue(e.y, -img.width - o + area.height + area.top, area.top - o, yReverse) + }; +} + +/** + * 检查边界:限制 x、y 拖动范围,禁止滑出边界 + * @param {Object} e 点坐标 + */ +function checkRange(e) { + var r = rotate / 90 % 2; + if(r === 1) { // 因图片宽高可能不等,翻转 90° 或 270° 后图片宽高需反着计算,且左右和上下边界要根据差值做偏移 + if (area.width === area.height) { + return checkRotateRange(e, img.height < area.height, img.width < area.width); + } + var isInclude = img.height < area.width && img.width < area.height; // 图片是否包含在裁剪区域内 + if (img.width < area.height || img.height < area.width) { + if (area.width < area.height && img.width < img.height) { + return isInclude + ? checkRotateRange(e, area.width < area.height, area.width < area.height) + : checkRotateRange(e, false, true); + } + if (area.height < area.width && img.height < img.width) { + return isInclude + ? checkRotateRange(e, area.height < area.width, area.height < area.width) + : checkRotateRange(e, true, false); + } + } + if (img.height >= area.width && img.width >= area.height) { + return checkRotateRange(e, false, false); + } + if (isInclude) { + return area.height < area.width + ? checkRotateRange(e, true, true) + : checkRotateRange(e, area.width < area.height, area.width < area.height); + } + if (img.height < area.width && !img.width < area.height) { + return checkRotateRange(e, true, false); + } + if (!img.height < area.width && img.width < area.height) { + return checkRotateRange(e, false, true); + } + return checkRotateRange(e, img.height < area.height, img.width < area.width); + } + return { + x: correctValue(e.x, -img.width + area.width + area.left, area.left, img.width < area.width), + y: correctValue(e.y, -img.height + area.height + area.top, area.top, img.height < area.height) + } +}; +/** + * 变更图片布局信息 + * @param {Object} e 布局信息 + */ +function changeImageRect(e) { + // console.log('changeImageRect', e) + offset.x += e.x || 0; + offset.y += e.y || 0; + if(e.check && area.checkRange) { // 检查边界 + var point = checkRange(offset); + if(offset.x !== point.x || offset.y !== point.y) { + offset = point; + } + } + + // 因频繁修改 width/height 会造成大量的内存消耗,改为scale + // e.instance.imageStyles = { + // width: img.width + 'px', + // height: img.height + 'px', + // transform: 'translate(' + (offset.x + ox) + 'px, ' + (offset.y + ox) + 'px) rotate(' + rotate +'deg)' + // }; + var ox = (img.width - img.oldWidth) / 2; + var oy = (img.height - img.oldHeight) / 2; + // e.instance.imageStyles = { + // width: img.oldWidth + 'px', + // height: img.oldHeight + 'px', + // transform: 'translate(' + (offset.x + ox) + 'px, ' + (offset.y + oy) + 'px) rotate(' + rotate +'deg) scale(' + scale + ')' + // }; + setStyle(e.instance, 'imageStyles', { + width: img.oldWidth + 'px', + height: img.oldHeight + 'px', + transform: (img.gpu ? 'translateZ(0) ' : '') + 'translate(' + (offset.x + ox) + 'px, ' + (offset.y + oy) + 'px' + ') rotate(' + rotate +'deg) scale(' + scale + ')' + }); + callMethod(e.instance, 'dataChange', { + width: img.width, + height: img.height, + x: offset.x, + y: offset.y, + rotate: rotate + }); +}; +/** + * 变更裁剪区域布局信息 + * @param {Object} e 布局信息 + */ +function changeAreaRect(e) { + // console.log('changeAreaRect', e) + // 变更蒙版样式 + setStyle(e.instance, 'maskStylesList', [ + { + left: 0, + width: (area.left + areaOffset.left) + 'px', + top: 0, + bottom: 0, + 'z-index': area.zIndex + 2 + }, + { + left: (area.right + areaOffset.right) + 'px', + right: 0, + top: 0, + bottom: 0, + 'z-index': area.zIndex + 2 + }, + { + left: (area.left + areaOffset.left) + 'px', + width: (area.width + areaOffset.right - areaOffset.left) + 'px', + top: 0, + height: (area.top + areaOffset.top) + 'px', + 'z-index': area.zIndex + 2 + }, + { + left: (area.left + areaOffset.left) + 'px', + width: (area.width + areaOffset.right - areaOffset.left) + 'px', + top: (area.bottom + areaOffset.bottom) + 'px', + // height: (area.top - areaOffset.bottom + sys.offsetBottom) + 'px', + bottom: 0, + 'z-index': area.zIndex + 2 + } + ]); + // 变更边框样式 + if(area.showBorder) { + setStyle(e.instance, 'borderStyles', { + left: (area.left + areaOffset.left) + 'px', + top: (area.top + areaOffset.top) + 'px', + width: (area.width + areaOffset.right - areaOffset.left) + 'px', + height: (area.height + areaOffset.bottom - areaOffset.top) + 'px', + 'z-index': area.zIndex + 3 + }); + } + + // 变更参考线样式 + if(area.showGrid) { + setStyle(e.instance, 'gridStylesList', [ + { + 'border-width': '1px 0 0 0', + left: (area.left + areaOffset.left) + 'px', + right: (area.right + areaOffset.right) + 'px', + top: (area.top + areaOffset.top + (area.height + areaOffset.bottom - areaOffset.top) / 3 - 0.5) + 'px', + width: (area.width + areaOffset.right - areaOffset.left) + 'px', + 'z-index': area.zIndex + 3 + }, + { + 'border-width': '1px 0 0 0', + left: (area.left + areaOffset.left) + 'px', + right: (area.right + areaOffset.right) + 'px', + top: (area.top + areaOffset.top + (area.height + areaOffset.bottom - areaOffset.top) * 2 / 3 - 0.5) + 'px', + width: (area.width + areaOffset.right - areaOffset.left) + 'px', + 'z-index': area.zIndex + 3 + }, + { + 'border-width': '0 1px 0 0', + top: (area.top + areaOffset.top) + 'px', + bottom: (area.bottom + areaOffset.bottom) + 'px', + left: (area.left + areaOffset.left + (area.width + areaOffset.right - areaOffset.left) / 3 - 0.5) + 'px', + height: (area.height + areaOffset.bottom - areaOffset.top) + 'px', + 'z-index': area.zIndex + 3 + }, + { + 'border-width': '0 1px 0 0', + top: (area.top + areaOffset.top) + 'px', + bottom: (area.bottom + areaOffset.bottom) + 'px', + left: (area.left + areaOffset.left + (area.width + areaOffset.right - areaOffset.left) * 2 / 3 - 0.5) + 'px', + height: (area.height + areaOffset.bottom - areaOffset.top) + 'px', + 'z-index': area.zIndex + 3 + } + ]); + } + + // 变更四个伸缩角样式 + if(area.showAngle) { + setStyle(e.instance, 'angleStylesList', [ + { + 'border-width': area.angleBorderWidth + 'px 0 0 ' + area.angleBorderWidth + 'px', + left: (area.left + areaOffset.left - area.angleBorderWidth) + 'px', + top: (area.top + areaOffset.top - area.angleBorderWidth) + 'px', + 'z-index': area.zIndex + 3 + }, + { + 'border-width': area.angleBorderWidth + 'px ' + area.angleBorderWidth + 'px 0 0', + left: (area.right + areaOffset.right - area.angleSize) + 'px', + top: (area.top + areaOffset.top - area.angleBorderWidth) + 'px', + 'z-index': area.zIndex + 3 + }, + { + 'border-width': '0 0 ' + area.angleBorderWidth + 'px ' + area.angleBorderWidth + 'px', + left: (area.left + areaOffset.left - area.angleBorderWidth) + 'px', + top: (area.bottom + areaOffset.bottom - area.angleSize) + 'px', + 'z-index': area.zIndex + 3 + }, + { + 'border-width': '0 ' + area.angleBorderWidth + 'px ' + area.angleBorderWidth + 'px 0', + left: (area.right + areaOffset.right - area.angleSize) + 'px', + top: (area.bottom + areaOffset.bottom - area.angleSize) + 'px', + 'z-index': area.zIndex + 3 + } + ]); + } + + // 变更圆角样式 + if(area.radius > 0) { + var radius = area.radius; + if(area.width === area.height && area.radius >= area.width / 2) { // 圆形 + radius = (area.width / 2); + } else { // 圆角矩形 + if(area.width !== area.height) { // 限制圆角半径不能超过短边的一半 + radius = Math.min(area.width / 2, area.height / 2, radius); + } + } + setStyle(e.instance, 'circleBoxStyles', { + left: (area.left + areaOffset.left) + 'px', + top: (area.top + areaOffset.top) + 'px', + width: (area.width + areaOffset.right - areaOffset.left) + 'px', + height: (area.height + areaOffset.bottom - areaOffset.top) + 'px', + 'z-index': area.zIndex + 2 + }); + setStyle(e.instance, 'circleStyles', { + 'box-shadow': '0 0 0 ' + Math.max(area.width, area.height) + 'px rgba(51, 51, 51, 0.8)', + 'border-radius': radius + 'px' + }); + } +}; +/** + * 缩放图片 + * @param {Object} e 布局信息 + */ +function scaleImage(e) { + // console.log('scaleImage', e) + var last = scale; + scale = Math.min(Math.max(e.scale + scale, minScale), img.maxScale); + if(last !== scale) { + img.width = num(img.oldWidth * scale); + img.height = num(img.oldHeight * scale); + // 参考问题:有一个长4000px、宽4000px的四方形ABCD,A点的坐标固定在(-2000,-2000), + // 该四边形上有一个点E,坐标为(-100,-300),将该四方形复制一份并缩小到90%后, + // 新四边形的A点坐标为多少时可使新四边形的E点与原四边形的E点重合? + // 预期效果:从图中选取某点(参照物)为中心点进行缩放,缩放时无论图像怎么变化,该点位置始终固定不变 + // 计算方法:以相同起点先计算缩放前后两点间的距离,再加上原图像偏移量即可 + e.x = num((e.x - offset.x) * (1 - scale / last)); + e.y = num((e.y - offset.y) * (1 - scale / last)); + changeImageRect(e); + return true; + } + return false; +}; +/** + * 获取触摸点在哪个角 + * @param {number} x 触摸点x轴坐标 + * @param {number} y 触摸点y轴坐标 + * @return {number} 角的位置:0=无;1=左上;2=右上;3=左下;4=右下; + */ +function getToucheAngle(x, y) { + // console.log('getToucheAngle', x, y, JSON.stringify(area)) + var o = area.angleBorderWidth; // 需扩大触发范围则把 o 值加大即可 + var oy = sys.navigation ? 0 : sys.windowTop; + if(y >= area.top - o + oy && y <= area.top + area.angleSize + o + oy) { + if(x >= area.left - o && x <= area.left + area.angleSize + o) { + return 1; // 左上角 + } else if(x >= area.right - area.angleSize - o && x <= area.right + o) { + return 2; // 右上角 + } + } else if(y >= area.bottom - area.angleSize - o + oy && y <= area.bottom + o + oy) { + if(x >= area.left - o && x <= area.left + area.angleSize + o) { + return 3; // 左下角 + } else if(x >= area.right - area.angleSize - o && x <= area.right + o) { + return 4; // 右下角 + } + } + return 0; // 无触摸到角 +}; +/** + * 重置数据 + */ +function resetData() { + offset = { x: 0, y: 0 }; + scale = 1; + minScale = img.minScale; + rotate = 0; +}; +function getTouchs(touches) { + var result = []; + var len = touches ? touches.length : 0 + for (var i = 0; i < len; i++) { + result[i] = { + pageX: touches[i].pageX, + // h5无标题栏时,窗口顶部距离仍为标题栏高度,且触摸点y轴坐标还是有标题栏的值,即减去标题栏高度的值 + pageY: touches[i].pageY + sys.windowTop + }; + } + return result; +}; +var mouseEvent = false; +export default { + data() { + return { + imageStyles: {}, + maskStylesList: [{}, {}, {}, {}], + borderStyles: {}, + gridStylesList: [{}, {}, {}, {}], + angleStylesList: [{}, {}, {}, {}], + circleBoxStyles: {}, + circleStyles: {} + } + }, + created() { + // 监听 PC 端鼠标滚轮 + // #ifdef H5 + platform === 'H5' && window.addEventListener('mousewheel', async (e) => { + var touchs = getTouchs([e]) + img.src && scaleImage({ + instance: await this.getInstance(), + check: true, + // 鼠标向上滚动时,deltaY 固定 -100,鼠标向下滚动时,deltaY 固定 100 + scale: e.deltaY > 0 ? -0.05 : 0.05, + x: touchs[0].pageX, + y: touchs[0].pageY + }); + }); + // #endif + }, + // #ifdef H5 + mounted() { + platform === 'H5' && this.initH5Events(); + }, + // #endif + setPlatform(p) { + platform = p; + }, + methods: { + // #ifdef H5 + getTouchEvent(e) { + e.touches = [ + { pageX: e.pageX, pageY: e.pageY } + ]; + return e; + }, + initH5Events() { + const preview = document.getElementById('pic-preview'); + preview?.addEventListener('mousedown', (e, ev) => { + mouseEvent = true; + this.touchstart(this.getTouchEvent(e)); + }); + preview?.addEventListener('mousemove', (e) => { + if (!mouseEvent) return; + this.touchmove(this.getTouchEvent(e)); + }); + preview?.addEventListener('mouseup', (e) => { + mouseEvent = false; + this.touchend(this.getTouchEvent(e)) + }); + preview?.addEventListener('mouseleave', (e) => { + mouseEvent = false; + this.touchend(this.getTouchEvent(e)) + }); + }, + // #endif + async getInstance() { + // #ifdef APP-PLUS + if(platform === 'APP') + return this.$ownerInstance + ? Promise.resolve(this.$ownerInstance) + : new Promise((resolve) => { + setTimeout(async () => { + resolve(await this.getInstance()); + }); + }); + // #endif + // #ifdef H5 + if(platform === 'H5') + return Promise.resolve(this); + // #endif + }, + /** + * 初始化:观察数据变更 + * @param {Object} newVal 新数据 + * @param {Object} oldVal 旧数据 + * @param {Object} o 组件实例对象 + */ + initObserver: async function(newVal, oldVal, o, i) { + // console.log('initObserver', newVal, oldVal, o, i) + if(newVal && (!img.src || timestamp !== newVal.timestamp)) { + timestamp = newVal.timestamp; + img = newVal.img; + sys = newVal.sys; + area = newVal.area; + minScale = img.minScale; + resetData(); + const instance = await this.getInstance() + img.src && changeImageRect({ + instance, + x: (sys.windowWidth - img.width) / 2, + y: (sys.windowHeight + sys.windowTop - sys.offsetBottom - img.height) / 2 + }); + changeAreaRect({ + instance + }); + } + }, + /** + * 鼠标滚轮滚动 + * @param {Object} e 事件对象 + * @param {Object} o 组件实例对象 + */ + mousewheel: function(e, o) { + // h5平台 wheel 事件无法判断滚轮滑动方向,需使用 mousewheel + }, + /** + * 触摸开始 + * @param {Object} e 事件对象 + * @param {Object} o 组件实例对象 + */ + touchstart: function(e, o) { + if(!img.src) return; + touches = getTouchs(e.touches); + activeAngle = area.showAngle ? getToucheAngle(touches[0].pageX, touches[0].pageY) : 0; + if(touches.length === 1 && activeAngle !== 0) { + touchType = 'stretch'; // 伸缩裁剪区域 + } else { + touchType = ''; + } + // console.log('touchstart', e, activeAngle) + }, + /** + * 触摸移动 + * @param {Object} e 事件对象 + * @param {Object} o 组件实例对象 + */ + touchmove: async function(e, o) { + if(!img.src) return; + // console.log('touchmove', e, o) + e.touches = getTouchs(e.touches); + if(touchType === 'stretch') { // 触摸四个角进行拉伸 + var point = e.touches[0]; + var start = touches[0]; + var x = point.pageX - start.pageX; + var y = point.pageY - start.pageY; + if(x !== 0 || y !== 0) { + var maxX = num(area.width * (1 - area.minScale)); + var maxY = num(area.height * (1 - area.minScale)); + // console.log(x, y, maxX, maxY, offset, area) + touches[0] = point; + var r = rotate / 90 % 2; + var m = r === 1 ? num((img.height - img.width) / 2) : 0; // 宽高差值一半 + var xCompare = r === 1 ? lessThanByFault(img.height, area.width) : lessThanByFault(img.width, area.width); + var yCompare = r === 1 ? lessThanByFault(img.width, area.height) : lessThanByFault(img.height, area.height) + var isInclude = xCompare && yCompare; + var isIntersect = area.checkRange && (xCompare || yCompare); // 图片是否包含在裁剪区域内 + var isReverse = !isInclude || num((offset.x - area.left) / area.width) <= num((offset.y - area.top) / area.height) || (area.width > area.height && img.width < img.height && r === 1); + switch(activeAngle) { + case 1: // 左上角 + x = num(x + areaOffset.left); + y = num(y + areaOffset.top); + if(x >= 0 && y >= 0) { // 有效滑动 + var t = num(offset.y + m - area.top); + var l = num(offset.x - m - area.left); + // && (offset.x + img.width < area.right || offset.y + img.height < area.bottom) + var max = isIntersect && ((l >= 0) || (t >= 0)) + ? minimum(t, l) + : false; + if(x > y && isReverse) { // 以x轴滑动距离为缩放基准 + maxX = validMax(maxX, max, isInclude, l, t, area.width / area.height); + if(x > maxX) x = maxX; + y = num(x * area.height / area.width); + } else { // 以y轴滑动距离为缩放基准 + maxY = validMax(maxY, max, isInclude, t, l, area.height / area.width); + if(y > maxY) y = maxY; + x = num(y * area.width / area.height); + } + areaOffset.left = x; + areaOffset.top = y; + } + break; + case 2: // 右上角 + x = num(x + areaOffset.right); + y = num(y + areaOffset.top); + if(x <= 0 && y >= 0) { // 有效滑动 + var w = (r === 1 ? img.height : img.width); + var t = num(offset.y + m - area.top); + var l = num(area.right + m - offset.x - w); + var max = isIntersect && ((t >= 0) || (l >= 0)) + ? minimum(t, l) + : false; + if(-x > y && isReverse) { // 以x轴滑动距离为缩放基准 + maxX = validMax(maxX, max, isInclude, l, t, area.width / area.height); + if(-x > maxX) x = -maxX; + y = num(-x * area.height / area.width); + } else { // 以y轴滑动距离为缩放基准 + maxY = validMax(maxY, max, isInclude, t, l, area.height / area.width); + if(y > maxY) y = maxY; + x = num(-y * area.width / area.height); + } + areaOffset.right = x; + areaOffset.top = y; + } + break; + case 3: // 左下角 + x += num(x + areaOffset.left); + y += num(y + areaOffset.bottom); + if(x >= 0 && y <= 0) { // 有效滑动 + var w = (r === 1 ? img.width : img.height); + var t = num(area.bottom - m - offset.y - w); + var l = num(offset.x - m - area.left); + var max = isIntersect && ((l >= 0) || (t >= 0)) + ? minimum(t, l) + : false; + if(x > -y && isReverse) { // 以x轴滑动距离为缩放基准 + maxX = validMax(maxX, max, isInclude, l, t, area.width / area.height); + if(x > maxX) x = maxX; + y = num(-x * area.height / area.width); + } else { // 以y轴滑动距离为缩放基准 + maxY = validMax(maxY, max, isInclude, t, l, area.height / area.width); + if(-y > maxY) y = -maxY; + x = num(-y * area.width / area.height); + } + areaOffset.left = x; + areaOffset.bottom = y; + } + break; + case 4: // 右下角 + x = num(x + areaOffset.right); + y = num(y + areaOffset.bottom); + if(x <= 0 && y <= 0) { // 有效滑动 + var w = (r === 1 ? img.height : img.width); + var h = (r === 1 ? img.width : img.height); + var t = num(area.bottom - offset.y - h - m); + var l = num(area.right + m - offset.x - w); + var max = isIntersect && ((l >= 0) || (t >= 0)) + ? minimum(t, l) + : false; + if(-x > -y && isReverse) { // 以x轴滑动距离为缩放基准 + maxX = validMax(maxX, max, isInclude, l, t, area.width / area.height); + if(-x > maxX) x = -maxX; + y = num(x * area.height / area.width); + } else { // 以y轴滑动距离为缩放基准 + maxY = validMax(maxY, max, isInclude, t, l, area.height / area.width); + if(-y > maxY) y = -maxY; + x = num(y * area.width / area.height); + } + areaOffset.right = x; + areaOffset.bottom = y; + } + break; + } + // console.log(x, y, JSON.stringify(areaOffset)) + changeAreaRect({ + instance: await this.getInstance(), + }); + // this.draw(); + } + } else if (e.touches.length == 2) { // 双点触摸缩放 + var start = getDistanceByTouches(touches); + var end = getDistanceByTouches(e.touches); + scaleImage({ + instance: await this.getInstance(), + check: !area.bounce, + scale: (end.c - start.c) / 100, + x: end.x, + y: end.y + }); + touchType = 'scale'; + } else if(touchType === 'scale') {// 从双点触摸变成单点触摸 / 从缩放变成拖动 + touchType = 'move'; + } else { + changeImageRect({ + instance: await this.getInstance(), + check: !area.bounce, + x: e.touches[0].pageX - touches[0].pageX, + y: e.touches[0].pageY - touches[0].pageY + }); + touchType = 'move'; + } + touches = e.touches; + }, + /** + * 触摸结束 + * @param {Object} e 事件对象 + * @param {Object} o 组件实例对象 + */ + touchend: async function(e, o) { + if(!img.src) return; + if(touchType === 'stretch') { // 拉伸裁剪区域的四个角缩放 + // 裁剪区域宽度被缩放到多少 + var left = areaOffset.left; + var right = areaOffset.right; + var top = areaOffset.top; + var bottom = areaOffset.bottom; + var w = area.width + right - left; + var h = area.height + bottom - top; + // 图像放大倍数 + var p = scale * (area.width / w) - scale; + // 复原裁剪区域 + areaOffset = { left: 0, right: 0, top: 0, bottom: 0 }; + changeAreaRect({ + instance: await this.getInstance(), + }); + scaleImage({ + instance: await this.getInstance(), + scale: p, + x: area.left + left + (1 === activeAngle || 3 === activeAngle ? w : 0), + y: area.top + top + (1 === activeAngle || 2 === activeAngle ? h : 0) + }); + } else if (area.bounce) { // 检查边界并矫正,实现拖动到边界时有回弹效果 + changeImageRect({ + instance: await this.getInstance(), + check: true + }); + } + }, + /** + * 顺时针翻转图片90° + * @param {Object} e 事件对象 + * @param {Object} o 组件实例对象 + */ + rotateImage: async function(r) { + rotate = (rotate + (r || 90)) % 360; + + if(img.minScale >= 1 && area.checkRange) { + // 因图片宽高可能不等,翻转后图片宽高需足够填满裁剪区域 + minScale = 1; + if(img.width < area.height) { + minScale = area.height / img.oldWidth; + } else if(img.height < area.width) { + minScale = area.width / img.oldHeight; + } + if(minScale !== 1) { + scaleImage({ + instance: await this.getInstance(), + scale: minScale - scale, + x: sys.windowWidth / 2, + y: (sys.windowHeight - sys.offsetBottom) / 2 + }); + } + } + + // 由于拖动画布后会导致图片位置偏移,翻转时的旋转中心点需是图片区域+偏移区域的中心点 + // 翻转x轴中心点 = (超出裁剪区域右侧的图片宽度 - 超出裁剪区域左侧的图片宽度) / 2 + // 翻转y轴中心点 = (超出裁剪区域下方的图片宽度 - 超出裁剪区域上方的图片宽度) / 2 + var ox = ((offset.x + img.width - area.right) - (area.left - offset.x)) / 2; + var oy = ((offset.y + img.height - area.bottom) - (area.top - offset.y)) / 2; + changeImageRect({ + instance: await this.getInstance(), + check: true, + x: -ox - oy, + y: -oy + ox + }); + }, + rotateImage90: function() { + this.rotateImage(90) + }, + rotateImage270: function() { + this.rotateImage(270) + }, + } +} \ No newline at end of file diff --git a/components/qf-image-cropper/qf-image-cropper.vue b/components/qf-image-cropper/qf-image-cropper.vue new file mode 100644 index 0000000..0d2ac33 --- /dev/null +++ b/components/qf-image-cropper/qf-image-cropper.vue @@ -0,0 +1,746 @@ + + + + + + + + + + + + + + \ No newline at end of file diff --git a/components/qf-image-cropper/qf-image-cropper.wxs b/components/qf-image-cropper/qf-image-cropper.wxs new file mode 100644 index 0000000..98a5116 --- /dev/null +++ b/components/qf-image-cropper/qf-image-cropper.wxs @@ -0,0 +1,727 @@ +/** + * 图片编辑器-手势监听 + * 1. wxs 暂不支持 es6 语法 + * 2. 支持编译到微信小程序、QQ小程序、app-vue、H5上(uni-app 2.2.5及以上版本) + */ +/** 图片偏移量 */ +var offset = { x: 0, y: 0 }; +/** 图片缩放比例 */ +var scale = 1; +/** 图片最小缩放比例 */ +var minScale = 1; +/** 图片旋转角度 */ +var rotate = 0; +/** 触摸点 */ +var touches = []; +/** 图片布局信息 */ +var img = {}; +/** 系统信息 */ +var sys = {}; +/** 裁剪区域布局信息 */ +var area = {}; +/** 触摸行为类型 */ +var touchType = ''; +/** 操作角的位置 */ +var activeAngle = 0; +/** 裁剪区域布局信息偏移量 */ +var areaOffset = { left: 0, right: 0, top: 0, bottom: 0 }; +/** 容错值 */ +var fault = 0.000001; +/** + * 获取a、b两数中的最小正数 + * @param a + * @param b + */ +function minimum(a, b) { + if (a > 0 && b < 0) return a; + if (a < 0 && b > 0) return b; + if (a > 0 && b > 0) return Math.min(a, b); + return 0; +} +/** + * 在容错访问内获取n近似值 + * @param n + */ +function num(n) { + var m = parseFloat((n).toFixed(6)); + return m === fault || m === -fault ? 0 : m; +} +/** + * 比较a值在容错值范围内是否等于b值 + * @param a + * @param b + */ +function equalsByFault(a, b) { + return Math.abs(a - b) <= fault; +} +/** + * 比较a值在容错值范围内是否小于b值 + * @param a + * @param b + */ +function lessThanByFault(a, b) { + var c = a - b; + return c < 0 ? c < -fault : c < fault; +} +/** + * 验证并获取有效最大值 + * @param v + * @param max + * @param isInclude + * @param x + * @param y + * @param rate + * @returns + */ +function validMax(v, max, isInclude, x, y, rate) { + if(typeof max === 'number') { + if(isInclude && equalsByFault(max, y)) { // 宽高不等时,x轴用y轴值要做等比例转换 + var n = num(max * rate); + if (n <= x) return n; // 转化后值在x轴最大值范围内 + return x; // 转化后值超出x轴最大值范围则用最大值 + } + return max; + } + return v; +} +/** + * 计算两点间距 + * @param {Object} touches 触摸点信息 + */ +function getDistanceByTouches(touches) { + // 根据勾股定理求两点间距离 + var a = touches[1].pageX - touches[0].pageX; + var b = touches[1].pageY - touches[0].pageY; + var c = Math.sqrt(Math.pow(a, 2) + Math.pow(b, 2)); + // 求两点间的中点坐标 + // 1. a、b可能为负值 + // 2. 在求a、b时,如用touches[1]减touches[0],则求中点坐标也得用touches[1]减a/2、b/2 + // 3. 同理,在求a、b时,也可用touches[0]减touches[1],则求中点坐标也得用touches[0]减a/2、b/2 + var x = touches[1].pageX - a / 2; + var y = touches[1].pageY - b / 2; + return { c, x, y }; +}; +/** + * 修正取值 + * @param {Object} a + * @param {Object} b + * @param {Object} c + * @param {Object} reverse 是否反向 + */ +function correctValue(a, b, c, reverse) { + return num(reverse ? Math.max(Math.min(a, b), c) : Math.min(Math.max(a, b), c)); +} + +/** + * 旋转90°或270°时检查边界:限制 x、y 拖动范围,禁止滑出边界 + * @param {Object} e 点坐标 + * @param {Object} xReverse x是否反向 + * @param {Object} yReverse y是否反向 + */ +function checkRotateRange(e, xReverse, yReverse) { + var o = num((img.height - img.width) / 2); // 宽高差值一半 + return { + x: correctValue(e.x, -img.height + o + area.width + area.left, area.left + o, xReverse), + y: correctValue(e.y, -img.width - o + area.height + area.top, area.top - o, yReverse) + }; +} + +/** + * 检查边界:限制 x、y 拖动范围,禁止滑出边界 + * @param {Object} e 点坐标 + */ +function checkRange(e) { + var r = rotate / 90 % 2; + if(r === 1) { // 因图片宽高可能不等,翻转 90° 或 270° 后图片宽高需反着计算,且左右和上下边界要根据差值做偏移 + if (area.width === area.height) { + return checkRotateRange(e, img.height < area.height, img.width < area.width); + } + var isInclude = img.height < area.width && img.width < area.height; // 图片是否包含在裁剪区域内 + if (img.width < area.height || img.height < area.width) { + if (area.width < area.height && img.width < img.height) { + return isInclude + ? checkRotateRange(e, area.width < area.height, area.width < area.height) + : checkRotateRange(e, false, true); + } + if (area.height < area.width && img.height < img.width) { + return isInclude + ? checkRotateRange(e, area.height < area.width, area.height < area.width) + : checkRotateRange(e, true, false); + } + } + if (img.height >= area.width && img.width >= area.height) { + return checkRotateRange(e, false, false); + } + if (isInclude) { + return area.height < area.width + ? checkRotateRange(e, true, true) + : checkRotateRange(e, area.width < area.height, area.width < area.height); + } + if (img.height < area.width && !img.width < area.height) { + return checkRotateRange(e, true, false); + } + if (!img.height < area.width && img.width < area.height) { + return checkRotateRange(e, false, true); + } + return checkRotateRange(e, img.height < area.height, img.width < area.width); + } + return { + x: correctValue(e.x, -img.width + area.width + area.left, area.left, img.width < area.width), + y: correctValue(e.y, -img.height + area.height + area.top, area.top, img.height < area.height) + }; +}; +/** + * 变更图片布局信息 + * @param {Object} e 布局信息 + */ +function changeImageRect(e) { + offset.x += e.x || 0; + offset.y += e.y || 0; + var image = e.instance.selectComponent('.crop-image'); + if(e.check && area.checkRange) { // 检查边界 + var point = checkRange(offset); + if(offset.x !== point.x || offset.y !== point.y) { + offset = point; + } + } + // image.setStyle({ + // width: img.width + 'px', + // height: img.height + 'px', + // transform: 'translate(' + offset.x + 'px, ' + offset.y + 'px) rotate(' + rotate +'deg)' + // }); + var ox = (img.width - img.oldWidth) / 2; + var oy = (img.height - img.oldHeight) / 2; + image.setStyle({ + width: img.oldWidth + 'px', + height: img.oldHeight + 'px', + transform: (img.gpu ? 'translateZ(0) ' : '') + 'translate(' + (offset.x + ox) + 'px, ' + (offset.y + oy) + 'px) rotate(' + rotate +'deg) scale(' + scale + ')' + }); + + e.instance.callMethod('dataChange', { + width: img.width, + height: img.height, + x: offset.x, + y: offset.y, + rotate: rotate + }); +}; +/** + * 变更裁剪区域布局信息 + * @param {Object} e 布局信息 + */ +function changeAreaRect(e) { + // 变更蒙版样式 + var masks = e.instance.selectAllComponents('.crop-mask-block'); + var maskStyles = [ + { + left: 0, + width: (area.left + areaOffset.left) + 'px', + top: 0, + bottom: 0, + 'z-index': area.zIndex + 2 + }, + { + left: (area.right + areaOffset.right) + 'px', + right: 0, + top: 0, + bottom: 0, + 'z-index': area.zIndex + 2 + }, + { + left: (area.left + areaOffset.left) + 'px', + width: (area.width + areaOffset.right - areaOffset.left) + 'px', + top: 0, + height: (area.top + areaOffset.top) + 'px', + 'z-index': area.zIndex + 2 + }, + { + left: (area.left + areaOffset.left) + 'px', + width: (area.width + areaOffset.right - areaOffset.left) + 'px', + top: (area.bottom + areaOffset.bottom) + 'px', + // height: (area.top - areaOffset.bottom + sys.offsetBottom) + 'px', + bottom: 0, + 'z-index': area.zIndex + 2 + } + ]; + var len = masks.length; + for (var i = 0; i < len; i++) { + masks[i].setStyle(maskStyles[i]); + } + + // 变更边框样式 + if(area.showBorder) { + var border = e.instance.selectComponent('.crop-border'); + border.setStyle({ + left: (area.left + areaOffset.left) + 'px', + top: (area.top + areaOffset.top) + 'px', + width: (area.width + areaOffset.right - areaOffset.left) + 'px', + height: (area.height + areaOffset.bottom - areaOffset.top) + 'px', + 'z-index': area.zIndex + 3 + }); + } + + // 变更参考线样式 + if(area.showGrid) { + var grids = e.instance.selectAllComponents('.crop-grid'); + var gridStyles = [ + { + 'border-width': '1px 0 0 0', + left: (area.left + areaOffset.left) + 'px', + right: (area.right + areaOffset.right) + 'px', + top: (area.top + areaOffset.top + (area.height + areaOffset.bottom - areaOffset.top) / 3 - 0.5) + 'px', + width: (area.width + areaOffset.right - areaOffset.left) + 'px', + 'z-index': area.zIndex + 3 + }, + { + 'border-width': '1px 0 0 0', + left: (area.left + areaOffset.left) + 'px', + right: (area.right + areaOffset.right) + 'px', + top: (area.top + areaOffset.top + (area.height + areaOffset.bottom - areaOffset.top) * 2 / 3 - 0.5) + 'px', + width: (area.width + areaOffset.right - areaOffset.left) + 'px', + 'z-index': area.zIndex + 3 + }, + { + 'border-width': '0 1px 0 0', + top: (area.top + areaOffset.top) + 'px', + bottom: (area.bottom + areaOffset.bottom) + 'px', + left: (area.left + areaOffset.left + (area.width + areaOffset.right - areaOffset.left) / 3 - 0.5) + 'px', + height: (area.height + areaOffset.bottom - areaOffset.top) + 'px', + 'z-index': area.zIndex + 3 + }, + { + 'border-width': '0 1px 0 0', + top: (area.top + areaOffset.top) + 'px', + bottom: (area.bottom + areaOffset.bottom) + 'px', + left: (area.left + areaOffset.left + (area.width + areaOffset.right - areaOffset.left) * 2 / 3 - 0.5) + 'px', + height: (area.height + areaOffset.bottom - areaOffset.top) + 'px', + 'z-index': area.zIndex + 3 + } + ]; + var len = grids.length; + for (var i = 0; i < len; i++) { + grids[i].setStyle(gridStyles[i]); + } + } + + // 变更四个伸缩角样式 + if(area.showAngle) { + var angles = e.instance.selectAllComponents('.crop-angle'); + var angleStyles = [ + { + 'border-width': area.angleBorderWidth + 'px 0 0 ' + area.angleBorderWidth + 'px', + left: (area.left + areaOffset.left - area.angleBorderWidth) + 'px', + top: (area.top + areaOffset.top - area.angleBorderWidth) + 'px', + 'z-index': area.zIndex + 3 + }, + { + 'border-width': area.angleBorderWidth + 'px ' + area.angleBorderWidth + 'px 0 0', + left: (area.right + areaOffset.right - area.angleSize) + 'px', + top: (area.top + areaOffset.top - area.angleBorderWidth) + 'px', + 'z-index': area.zIndex + 3 + }, + { + 'border-width': '0 0 ' + area.angleBorderWidth + 'px ' + area.angleBorderWidth + 'px', + left: (area.left + areaOffset.left - area.angleBorderWidth) + 'px', + top: (area.bottom + areaOffset.bottom - area.angleSize) + 'px', + 'z-index': area.zIndex + 3 + }, + { + 'border-width': '0 ' + area.angleBorderWidth + 'px ' + area.angleBorderWidth + 'px 0', + left: (area.right + areaOffset.right - area.angleSize) + 'px', + top: (area.bottom + areaOffset.bottom - area.angleSize) + 'px', + 'z-index': area.zIndex + 3 + } + ]; + var len = angles.length; + for (var i = 0; i < len; i++) { + angles[i].setStyle(angleStyles[i]); + } + } + + // 变更圆角样式 + if(area.radius > 0) { + var circleBox = e.instance.selectComponent('.crop-circle-box'); + var circle = e.instance.selectComponent('.crop-circle'); + var radius = area.radius; + if(area.width === area.height && area.radius >= area.width / 2) { // 圆形 + radius = (area.width / 2); + } else { // 圆角矩形 + if(area.width !== area.height) { // 限制圆角半径不能超过短边的一半 + radius = Math.min(area.width / 2, area.height / 2, radius); + } + } + circleBox.setStyle({ + left: (area.left + areaOffset.left) + 'px', + top: (area.top + areaOffset.top) + 'px', + width: (area.width + areaOffset.right - areaOffset.left) + 'px', + height: (area.height + areaOffset.bottom - areaOffset.top) + 'px', + 'z-index': area.zIndex + 2 + }); + circle.setStyle({ + 'box-shadow': '0 0 0 ' + Math.max(area.width, area.height) + 'px rgba(51, 51, 51, 0.8)', + 'border-radius': radius + 'px' + }); + } +}; +/** + * 缩放图片 + * @param {Object} e 布局信息 + */ +function scaleImage(e) { + var last = scale; + scale = Math.min(Math.max(e.scale + scale, minScale), img.maxScale); + if(last !== scale) { + img.width = num(img.oldWidth * scale); + img.height = num(img.oldHeight * scale); + // 参考问题:有一个长4000px、宽4000px的四方形ABCD,A点的坐标固定在(-2000,-2000), + // 该四边形上有一个点E,坐标为(-100,-300),将该四方形复制一份并缩小到90%后, + // 新四边形的A点坐标为多少时可使新四边形的E点与原四边形的E点重合? + // 预期效果:从图中选取某点(参照物)为中心点进行缩放,缩放时无论图像怎么变化,该点位置始终固定不变 + // 计算方法:以相同起点先计算缩放前后两点间的距离,再加上原图像偏移量即可 + e.x = num((e.x - offset.x) * (1 - scale / last)); + e.y = num((e.y - offset.y) * (1 - scale / last)); + changeImageRect(e); + return true; + } + return false; +}; +/** + * 获取触摸点在哪个角 + * @param {number} x 触摸点x轴坐标 + * @param {number} y 触摸点y轴坐标 + * @return {number} 角的位置:0=无;1=左上;2=右上;3=左下;4=右下; + */ +function getToucheAngle(x, y) { + // console.log('getToucheAngle', x, y, JSON.stringify(area)) + var o = area.angleBorderWidth; // 需扩大触发范围则把 o 值加大即可 + if(y >= area.top - o && y <= area.top + area.angleSize + o) { + if(x >= area.left - o && x <= area.left + area.angleSize + o) { + return 1; // 左上角 + } else if(x >= area.right - area.angleSize - o && x <= area.right + o) { + return 2; // 右上角 + } + } else if(y >= area.bottom - area.angleSize - o && y <= area.bottom + o) { + if(x >= area.left - o && x <= area.left + area.angleSize + o) { + return 3; // 左下角 + } else if(x >= area.right - area.angleSize - o && x <= area.right + o) { + return 4; // 右下角 + } + } + return 0; // 无触摸到角 +}; +/** + * 重置数据 + */ +function resetData() { + offset = { x: 0, y: 0 }; + scale = 1; + minScale = img.minScale; + rotate = 0; +}; +/** +* 顺时针翻转图片90° +* @param {Object} e 事件对象 +* @param {Object} o 组件实例对象 +*/ +function rotateImage(e, o, r) { + rotate = (rotate + r) % 360; + if(img.minScale >= 1 && area.checkRange) { + // 因图片宽高可能不等,翻转后图片宽高需足够填满裁剪区域 + minScale = 1; + if(img.width < area.height) { + minScale = area.height / img.oldWidth; + } else if(img.height < area.width) { + minScale = area.width / img.oldHeight; + } + if(minScale !== 1) { + scaleImage({ + instance: o, + scale: minScale - scale, + x: sys.windowWidth / 2, + y: (sys.windowHeight - sys.offsetBottom) / 2 + }); + } + } + + // 由于拖动画布后会导致图片位置偏移,翻转时的旋转中心点需是图片区域+偏移区域的中心点 + // 翻转x轴中心点 = (超出裁剪区域右侧的图片宽度 - 超出裁剪区域左侧的图片宽度) / 2 + // 翻转y轴中心点 = (超出裁剪区域下方的图片宽度 - 超出裁剪区域上方的图片宽度) / 2 + var ox = ((offset.x + img.width - area.right) - (area.left - offset.x)) / 2; + var oy = ((offset.y + img.height - area.bottom) - (area.top - offset.y)) / 2; + changeImageRect({ + instance: o, + check: true, + x: -ox - oy, + y: -oy + ox + }); +}; +module.exports = { + /** + * 初始化:观察数据变更 + * @param {Object} newVal 新数据 + * @param {Object} oldVal 旧数据 + * @param {Object} o 组件实例对象 + */ + initObserver: function(newVal, oldVal, o, i) { + if(newVal) { + img = newVal.img; + sys = newVal.sys; + area = newVal.area; + minScale = img.minScale; + resetData(); + img.src && changeImageRect({ + instance: o, + x: (sys.windowWidth - img.width) / 2, + y: (sys.windowHeight - sys.offsetBottom - img.height) / 2 + }); + changeAreaRect({ + instance: o + }); + // console.log('initRect', JSON.stringify(newVal)) + } + }, + /** + * 鼠标滚轮滚动 + * @param {Object} e 事件对象 + * @param {Object} o 组件实例对象 + */ + mousewheel: function(e, o) { + if(!img.src) return; + scaleImage({ + instance: o, + check: true, + // 鼠标向上滚动时,deltaY 固定 -100,鼠标向下滚动时,deltaY 固定 100 + scale: e.detail.deltaY > 0 ? -0.05 : 0.05, + x: e.touches[0].pageX, + y: e.touches[0].pageY + }); + }, + /** + * 触摸开始 + * @param {Object} e 事件对象 + * @param {Object} o 组件实例对象 + */ + touchstart: function(e, o) { + if(!img.src) return; + touches = e.touches; + activeAngle = area.showAngle ? getToucheAngle(touches[0].pageX, touches[0].pageY) : 0; + if(touches.length === 1 && activeAngle !== 0) { + touchType = 'stretch'; // 伸缩裁剪区域 + } else { + touchType = ''; + } + // console.log('touchstart', JSON.stringify(e), activeAngle) + }, + /** + * 触摸移动 + * @param {Object} e 事件对象 + * @param {Object} o 组件实例对象 + */ + touchmove: function(e, o) { + if(!img.src) return; + // console.log('touchmove', JSON.stringify(e), JSON.stringify(o)) + if(touchType === 'stretch') { // 触摸四个角进行拉伸 + var point = e.touches[0]; + var start = touches[0]; + var x = point.pageX - start.pageX; + var y = point.pageY - start.pageY; + if(x !== 0 || y !== 0) { + var maxX = num(area.width * (1 - area.minScale)); + var maxY = num(area.height * (1 - area.minScale)); + // console.log(x, y, maxX, maxY, offset, area) + touches[0] = point; + var r = rotate / 90 % 2; + var m = r === 1 ? num((img.height - img.width) / 2) : 0; // 宽高差值一半 + var xCompare = r === 1 ? lessThanByFault(img.height, area.width) : lessThanByFault(img.width, area.width); + var yCompare = r === 1 ? lessThanByFault(img.width, area.height) : lessThanByFault(img.height, area.height) + var isInclude = xCompare && yCompare; + var isIntersect = area.checkRange && (xCompare || yCompare); // 图片是否包含在裁剪区域内 + var isReverse = !isInclude || num((offset.x - area.left) / area.width) <= num((offset.y - area.top) / area.height) || (area.width > area.height && img.width < img.height && r === 1); + switch(activeAngle) { + case 1: // 左上角 + x = num(x + areaOffset.left); + y = num(y + areaOffset.top); + if(x >= 0 && y >= 0) { // 有效滑动 + var t = num(offset.y + m - area.top); + var l = num(offset.x - m - area.left); + // && (offset.x + img.width < area.right || offset.y + img.height < area.bottom) + var max = isIntersect && ((l >= 0) || (t >= 0)) + ? minimum(t, l) + : false; + if(x > y && isReverse) { // 以x轴滑动距离为缩放基准 + maxX = validMax(maxX, max, isInclude, l, t, area.width / area.height); + if(x > maxX) x = maxX; + y = num(x * area.height / area.width); + } else { // 以y轴滑动距离为缩放基准 + maxY = validMax(maxY, max, isInclude, t, l, area.height / area.width); + if(y > maxY) y = maxY; + x = num(y * area.width / area.height); + } + areaOffset.left = x; + areaOffset.top = y; + } + break; + case 2: // 右上角 + x = num(x + areaOffset.right); + y = num(y + areaOffset.top); + if(x <= 0 && y >= 0) { // 有效滑动 + var w = (r === 1 ? img.height : img.width); + var t = num(offset.y + m - area.top); + var l = num(area.right + m - offset.x - w); + var max = isIntersect && ((t >= 0) || (l >= 0)) + ? minimum(t, l) + : false; + // var max = isInclude && ((offset.x > 0 && offset.x + img.width <= area.right) || (offset.y > 0 && offset.y >= area.top)) + // ? minimum(offset.y - area.top, area.right - offset.x - img.width) + // : false; + // console.log(offset.x, offset.y, img.width, img.height, area.top, area.right, m, max) + // console.log(offset.y + m - area.top, area.right + m - offset.x - w) + if(-x > y && isReverse) { // 以x轴滑动距离为缩放基准 + maxX = validMax(maxX, max, isInclude, l, t, area.width / area.height); + if(-x > maxX) x = -maxX; + y = num(-x * area.height / area.width); + } else { // 以y轴滑动距离为缩放基准 + maxY = validMax(maxY, max, isInclude, t, l, area.height / area.width); + if(y > maxY) y = maxY; + x = num(-y * area.width / area.height); + } + areaOffset.right = x; + areaOffset.top = y; + } + break; + case 3: // 左下角 + x += num(x + areaOffset.left); + y += num(y + areaOffset.bottom); + if(x >= 0 && y <= 0) { // 有效滑动 + var w = (r === 1 ? img.width : img.height); + var t = num(area.bottom - m - offset.y - w); + var l = num(offset.x - m - area.left); + var max = isIntersect && ((l >= 0) || (t >= 0)) + ? minimum(t, l) + : false; + if(x > -y && isReverse) { // 以x轴滑动距离为缩放基准 + maxX = validMax(maxX, max, isInclude, l, t, area.width / area.height); + if(x > maxX) x = maxX; + y = num(-x * area.height / area.width); + } else { // 以y轴滑动距离为缩放基准 + maxY = validMax(maxY, max, isInclude, t, l, area.height / area.width); + if(-y > maxY) y = -maxY; + x = num(-y * area.width / area.height); + } + areaOffset.left = x; + areaOffset.bottom = y; + } + break; + case 4: // 右下角 + x = num(x + areaOffset.right); + y = num(y + areaOffset.bottom); + if(x <= 0 && y <= 0) { // 有效滑动 + var w = (r === 1 ? img.height : img.width); + var h = (r === 1 ? img.width : img.height); + var t = num(area.bottom - offset.y - h - m); + var l = num(area.right + m - offset.x - w); + var max = isIntersect && ((l >= 0) || (t >= 0)) + ? minimum(t, l) + : false; + if(-x > -y && isReverse) { // 以x轴滑动距离为缩放基准 + maxX = validMax(maxX, max, isInclude, l, t, area.width / area.height); + if(-x > maxX) x = -maxX; + y = num(x * area.height / area.width); + } else { // 以y轴滑动距离为缩放基准 + maxY = validMax(maxY, max, isInclude, t, l, area.height / area.width); + if(-y > maxY) y = -maxY; + x = num(y * area.width / area.height); + } + areaOffset.right = x; + areaOffset.bottom = y; + } + break; + } + // console.log(x, y, JSON.stringify(areaOffset)) + changeAreaRect({ + instance: o, + }); + // this.draw(); + } + } else if (e.touches.length == 2) { // 双点触摸缩放 + var start = getDistanceByTouches(touches); + var end = getDistanceByTouches(e.touches); + scaleImage({ + instance: o, + check: !area.bounce, + scale: (end.c - start.c) / 100, + x: end.x, + y: end.y + }); + touchType = 'scale'; + } else if(touchType === 'scale') {// 从双点触摸变成单点触摸 / 从缩放变成拖动 + touchType = 'move'; + } else { + changeImageRect({ + instance: o, + check: !area.bounce, + x: e.touches[0].pageX - touches[0].pageX, + y: e.touches[0].pageY - touches[0].pageY + }); + touchType = 'move'; + } + touches = e.touches; + }, + /** + * 触摸结束 + * @param {Object} e 事件对象 + * @param {Object} o 组件实例对象 + */ + touchend: function(e, o) { + if(!img.src) return; + if(touchType === 'stretch') { // 拉伸裁剪区域的四个角缩放 + // 裁剪区域宽度被缩放到多少 + var left = areaOffset.left; + var right = areaOffset.right; + var top = areaOffset.top; + var bottom = areaOffset.bottom; + var w = area.width + right - left; + var h = area.height + bottom - top; + // 图像放大倍数 + var p = scale * (area.width / w) - scale; + // 复原裁剪区域 + areaOffset = { left: 0, right: 0, top: 0, bottom: 0 }; + changeAreaRect({ + instance: o, + }); + scaleImage({ + instance: o, + scale: p, + x: area.left + left + (1 === activeAngle || 3 === activeAngle ? w : 0), + y: area.top + top + (1 === activeAngle || 2 === activeAngle ? h : 0) + }); + } else if (area.bounce) { // 检查边界并矫正,实现拖动到边界时有回弹效果 + changeImageRect({ + instance: o, + check: true + }); + } + }, + /** + * 顺时针翻转图片90° + * @param {Object} e 事件对象 + * @param {Object} o 组件实例对象 + */ + rotateImage: function(e, o) { + rotateImage(e, o, 90); + }, + rotateImage90: function(e, o) { + rotateImage(e, o, 90) + }, + rotateImage270: function(e, o) { + rotateImage(e, o, 270) + }, + // 此处只用于对齐其他平台端的样式参数,防止异常,无作用 + imageStyles: '', + maskStylesList: ['', '', '', ''], + borderStyles: '', + gridStylesList: ['', '', '', ''], + angleStylesList: ['', '', '', ''], + circleBoxStyles: '', + circleStyles: '', +} \ No newline at end of file diff --git a/pages.json b/pages.json index 74a2c76..ef24f6e 100644 --- a/pages.json +++ b/pages.json @@ -197,6 +197,17 @@ } } }, + { + "path": "selectPatientSingle/selectPatientSingle", + "style": { + "navigationStyle": "custom", + "navigationBarRightButton":{ "hide": true}, + "navigationBarTitleText": "uni-app分页", + "app": { + "bounce": "none" + } + } + }, { "path": "searchNews/searchNews", "style": { diff --git a/pages_app/personInfo/personInfo.vue b/pages_app/personInfo/personInfo.vue index 7ef9e9f..6f322ba 100644 --- a/pages_app/personInfo/personInfo.vue +++ b/pages_app/personInfo/personInfo.vue @@ -26,9 +26,12 @@ - + 姓名* - {{ form.realName }} + + {{ form.realName }} + + @@ -59,7 +62,7 @@ - + 邮箱 {{ form.email || '' }} @@ -90,7 +93,7 @@ - + 科室电话* {{ form.officePhone }} @@ -108,7 +111,7 @@ - + 执业医师证编号* {{ form.certificate }} @@ -135,7 +138,7 @@ - + 个人简介 {{ form.intro || '暂无简介' }} @@ -197,7 +200,7 @@ - {{ dept }} + {{ office.name }} @@ -212,19 +215,57 @@ - {{ title }} + {{ title.name }} + + + + + 取消 + 请选择专长 + 确定 + + + + {{ item }} + + + 最多可选择10项({{ selectedSpecialties.length }}/10) + + + + + + + 取消 + 选择性别 + 确定 + + + + {{ g }} + + + diff --git a/pages_app/schedule/schedule.vue b/pages_app/schedule/schedule.vue index 146f4f3..a9bc0e8 100644 --- a/pages_app/schedule/schedule.vue +++ b/pages_app/schedule/schedule.vue @@ -112,7 +112,7 @@ const remindPatient = ref(true); const headerYear = ref(''); const headerDay = ref(''); - + const patientUuid = ref(''); // 返回上一页 const goBack = () => { uni.navigateBack(); @@ -141,12 +141,15 @@ // 选择患者 const selectPatient = () => { - uni.showActionSheet({ - itemList: ['张三', '李四', '王五', '赵六'], - success: (res) => { - selectedPatient.value = ['张三', '李四', '王五', '赵六'][res.tapIndex]; + navTo({ + url:'/pages_app/selectPatientSingle/selectPatientSingle', + events: { + onPatientsSelected: (data) => { + selectedPatient.value = data.realName; + patientUuid.value = data.uuid; + } } - }); + }) }; // 选择日期 diff --git a/pages_app/selectPatientSingle/selectPatientSingle.vue b/pages_app/selectPatientSingle/selectPatientSingle.vue new file mode 100644 index 0000000..7376c60 --- /dev/null +++ b/pages_app/selectPatientSingle/selectPatientSingle.vue @@ -0,0 +1,155 @@ + + + + + diff --git a/pages_app/visit/visit.vue b/pages_app/visit/visit.vue index 318384b..6f5f6c3 100644 --- a/pages_app/visit/visit.vue +++ b/pages_app/visit/visit.vue @@ -191,7 +191,16 @@ }; const selectPatient=()=>{ if(from.value=='patientMsg'){ - navTo({url:'/pages_app/selectPatient/selectPatient'}) + navTo({ + url:'/pages_app/selectPatient/selectPatient', + events: { + onPatientsSelected: ({ ids, list }) => { + //console.log(ids, list) + patientUuid.value = list.map(item=>item.uuid).join(','); + patientName.value = list.map(item=>item.realName).join(','); + } + } + }) } }; diff --git a/pages_app/writeInfo/writeInfo.vue b/pages_app/writeInfo/writeInfo.vue index 67a0005..3d53a86 100644 --- a/pages_app/writeInfo/writeInfo.vue +++ b/pages_app/writeInfo/writeInfo.vue @@ -3,7 +3,7 @@ - + - + + + v-model.trim="content" + + > + + + + - 请填写您的真实邮箱,以便联系上您 + {{ hint }} @@ -37,8 +44,47 @@ @@ -71,6 +122,9 @@ const onSave = () => { .content { padding: 24rpx 30rpx; + textarea{ + min-height:400rpx; + } } .input-wrapper { @@ -81,8 +135,8 @@ const onSave = () => { } .input { - height: 72rpx; - line-height: 72rpx; + height: 60rpx; + line-height:60rpx; font-size: 28rpx; color: #333; } @@ -94,7 +148,7 @@ const onSave = () => { .hint { margin-top: 24rpx; font-size: 26rpx; - color: #666; + color: #333; } .footer { diff --git a/pages_app/writeInfo/wtiteInfo.vue b/pages_app/writeInfo/wtiteInfo.vue deleted file mode 100644 index b7fdde8..0000000 --- a/pages_app/writeInfo/wtiteInfo.vue +++ /dev/null @@ -1,132 +0,0 @@ - - - - - - - diff --git a/uni_modules/qf-image-cropper/components/qf-image-cropper/qf-image-cropper.vue b/uni_modules/qf-image-cropper/components/qf-image-cropper/qf-image-cropper.vue index bfb34fb..0d2ac33 100644 --- a/uni_modules/qf-image-cropper/components/qf-image-cropper/qf-image-cropper.vue +++ b/uni_modules/qf-image-cropper/components/qf-image-cropper/qf-image-cropper.vue @@ -617,6 +617,9 @@