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https://shylinux.com/x/volcanos
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opt draw.js
This commit is contained in:
harveyshao
parent
d4873437c5
commit
2f819595d3
@ -1,8 +1,118 @@
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Volcanos(chat.ONIMPORT, {_init: function(can, msg, cb) {
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can.requireDraw(function() {
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Volcanos(chat.ONIMPORT, {_init: function(can, msg, cb) { can.requireDraw(function() {
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can.data = msg.Table(), can.base.isFunc(cb) && cb(msg), can.onimport.layout(can)
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}) },
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_sum: function(can) { if (can.list) { return can.list }
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var begin = "", count = 0, rest = 0, add = 0, del = 0, max = 0
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can.max = 0, can.min = 0, can.list = can.core.List(can.data, function(value, index) {
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var item = {
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date: value[can._msg.append[0]],
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text: value[can._msg.append[4]],
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add: parseInt(value[can._msg.append[1]]),
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del: parseInt(value[can._msg.append[2]]),
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}
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item.begin = rest
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item.max = rest + item.add
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item.min = rest - item.del
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item.close = rest + item.add - item.del
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begin = begin || value.date, count++
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rest = item.close, add += item.add, del += item.del
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if (item.max - item.min > max) { max = item.max - item.min }
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if (item.max > can.max) { can.max = item.max }
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if (item.min < can.min) { can.min = item.min }
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return item
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})
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can.Status({"from": begin, "commit": count, "total": add+del, "max": max})
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return can.list
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},
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_layout: function(can) {
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var height = can.onexport.height(can), width = parseInt(can.ConfWidth())
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can.onmotion.clear(can, can._output), can.onimport._show(can, can._msg)
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can.svg.Val(html.HEIGHT, height), can.svg.Val(html.WIDTH, width)
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var margin = parseInt(can.Action(html.MARGIN)), step = parseFloat((width-2*margin) / can._msg.Length())
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return {height: height, width: width, margin: margin, step: step}
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},
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layout: function(can) {
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can.onmotion.toggle(can, can._option, !can.user.isMobile || !can.isFullMode())
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can.Conf(ice.VIEW) && can.Action(ice.VIEW, can.Conf(ice.VIEW))
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can.onaction[can.Action(ice.VIEW)]({}, can)
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},
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transform: function(can, target) {
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target.Value("transform", "translate(0, "+parseInt(can.ConfHeight())+") scale(1, -1)")
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},
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}, [""])
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Volcanos(chat.ONACTION, {list: [
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[ice.VIEW, "趋势图", "柱状图", "折线图", "数据源"],
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[html.HEIGHT, ice.AUTO, 100, 200, 400, 600, 800],
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[html.MARGIN, 10, 20, 50, 100],
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[html.SPEED, 10, 20, 50, 100],
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],
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"趋势图": function(event, can) { var args = can.onimport._layout(can)
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function scale(y) { return (y - can.min)/(can.max - can.min)*(args.height-2*args.margin) }
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function order(index, x, y) { return {x: args.margin+args.step*index+x, y: args.height-args.margin-scale(y)} }
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var black = can.onimport.group(can, cli.BLACK, kit.Dict(svg.STROKE, cli.BLACK, svg.FILL, cli.BLACK))
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var white = can.onimport.group(can, cli.WHITE, kit.Dict(svg.STROKE, cli.WHITE, svg.FILL, cli.WHITE))
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can.core.Next(can.onimport._sum(can), function(item, next, index) { can.core.Timer(parseInt(can.Action(html.SPEED)), next), can.Status(item)
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can.onimport.draw(can, {shape: svg.LINE, points: [
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order(index, args.step/2, item.min), order(index, args.step/2, item.max),
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]}, item.begin < item.close? white: black)
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can.onimport.draw(can, {shape: svg.RECT, points: [
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order(index, args.step/4, item.close), order(index, args.step/4*3, item.begin),
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], style: {rx: 0, ry:0}, _init: function(target) {
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can.core.ItemCB(can.ondetail, function(key, cb) { target[key] = function(event) { cb(event, can, item) } })
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}}, item.begin < item.close? white: black)
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})
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},
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"折线图": function(event, can) { var args = can.onimport._layout(can); args.step = parseFloat((args.width-2*args.margin) / (can._msg.Length()-1))
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var black = can.onimport.group(can, cli.BLACK, kit.Dict(svg.STROKE, cli.BLACK, svg.FILL, cli.BLACK))
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var white = can.onimport.group(can, cli.WHITE, kit.Dict(svg.STROKE, cli.WHITE, svg.FILL, cli.WHITE))
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var group = can.getHeaderTopic() == cli.BLACK? black: white
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can.onimport.transform(can, black), can.onimport.transform(can, white)
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can.core.List(can.base.Obj(can.Conf(mdb.FIELD), can._msg.append), function(field) { var max = can.data[0][field], min = can.data[0][field]
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for (var i = 1; i < can.data.length; i += 1) { var value = can.data[i][field]; if (value > max) { max = value } if (value < min) { min = value } }
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function order(i) { return i*args.step+args.margin } function scale(y) { return (y - min)/(max - min)*(args.height-2*args.margin)+args.margin }
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for (var i = 1; i < can.data.length; i += 1) {
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can.onimport.draw(can, {shape: svg.LINE, points: [{x: order(i-1), y: scale(can.data[i-1][field])}, {x: order(i), y: scale(can.data[i][field])}]}, group)
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}
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})
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},
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"柱状图": function(event, can) { var args = can.onimport._layout(can)
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var black = can.onimport.group(can, cli.BLACK, kit.Dict(svg.STROKE, cli.BLACK, svg.FILL, cli.BLACK))
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var white = can.onimport.group(can, cli.WHITE, kit.Dict(svg.STROKE, cli.WHITE, svg.FILL, cli.WHITE))
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var group = can.getHeaderTopic() == cli.BLACK? black: white
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can.onimport.transform(can, black), can.onimport.transform(can, white)
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can.core.List(can.base.Obj(can.Conf(mdb.FIELD), can._msg.append), function(field) { var max = can.data[0][field], min = can.data[0][field]
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for (var i = 1; i < can.data.length; i += 1) { var value = can.data[i][field]; if (value > max) { max = value } if (value < min) { min = value } }
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function order(i) { return i*args.step+args.margin } function scale(y) { return (y - min)/(max - min)*(args.height-2*args.margin)+args.margin }
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can.core.Next(can.data, function(item, next, i) { can.core.Timer(parseInt(can.Action(html.SPEED)), next)
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can.onimport.draw(can, {shape: svg.RECT, style: {rx: 0, ry: 0}, points: [{x: order(i)+args.step/8.0, y: args.margin}, {x: order(i)+args.step/8.0*7, y: scale(item[field])}], _init: function(target) {
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can.core.ItemCB(can.ondetail, function(key, cb) { target[key] = function(event) { cb(event, can, item) } })
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}}, group)
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})
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})
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},
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"数据源": function(event, can) { can.onmotion.clear(can), can.onappend.table(can, can._msg) },
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height: function(event, can) { can.onimport.layout(can) },
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margin: function(event, can) { can.onimport.layout(can) },
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speed: function(event, can) { can.onimport.layout(can) },
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})
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Volcanos(chat.ONDETAIL, {
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onmouseenter: function(event, can, item) { can.Status(item) },
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})
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Volcanos(chat.ONEXPORT, {list: ["from", "commit", "total", "max", "date", "text", "add", "del"],
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height: function(can) { var height = can.Action(html.HEIGHT)
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if (height == ice.AUTO) { height = can.ConfHeight() } if (height < 200) { height = 200 }
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return parseInt(height||can.page.height()/2)
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},
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})
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Volcanos(chat.ONIMPORT, {_init: function(can, msg, cb) { can.requireDraw(function() {
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can.data = msg.Table(), can.base.isFunc(cb) && cb(msg), can.onimport.layout(can)
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}) },
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_sum: function(can) { if (can.list) { return can.list }
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var begin = "", count = 0, rest = 0, add = 0, del = 0, max = 0
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can.max = 0, can.min = 0, can.list = can.core.List(can.data, function(value, index) {
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3
proto.js
3
proto.js
@ -297,8 +297,9 @@ var Volcanos = shy({iceberg: "/chat/", volcano: "/frame.js", cache: {}, pack: {}
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setHeaderMenu: function(list, cb) { can._menu && can.page.Remove(can, can._menu)
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return can._menu = can.search(can.request({}, {trans: can.onaction._trans}), [[chat.HEADER, chat.ONIMPORT, html .MENU], can._name].concat(list), cb)
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},
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setHeader: function(key, value) { return can.set(chat.HEADER, key, value) },
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getHeaderTopic: function(cb) { return can.get(chat.HEADER, chat.TOPIC, cb) },
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getHeader: function(key, cb) { return can.get(chat.HEADER, key, cb) },
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setHeader: function(key, value) { return can.set(chat.HEADER, key, value) },
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setAction: function(key, value) { return can.set(chat.ACTION, key, value) },
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getAction: function(key, cb) { return can.get(chat.ACTION, key, cb) },
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getActionSize: function(cb) { return can.get(chat.ACTION, nfs.SIZE, cb) },
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