xref: /plugin/yuriigantt/3rd/dhtmlxgantt/ext/dhtmlxgantt_smart_rendering.js.map

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i++){\n\t\t\tif(this.isLinkDisplayed(links[i].id, links[i])){\n\t\t\t\tvisible_links.push(links[i]);\n\t\t\t}\n\t\t}\n\t\treturn visible_links;\n\t},\n\n\t_recalculateLinkedProjects: function(visibleLinks){\n\t\t// projects have dynamic duration, make sure that durations are recalculated before links display,\n\t\t// so links are shown on correct dates\n\t\tvar recalculateTasks = {};\n\t\tfor(var i = 0; i < visibleLinks.length; i++){\n\t\t\trecalculateTasks[visibleLinks[i].source] = true;\n\t\t\trecalculateTasks[visibleLinks[i].target] = true;\n\t\t}\n\n\t\tfor(var i in recalculateTasks){\n\t\t\tif(gantt.isTaskExists(i))\n\t\t\t\tgantt.resetProjectDates(gantt.getTask(i));\n\t\t}\n\t},\n\tupdateRender: function(){\n\t\tgantt.callEvent(\"onBeforeSmartRender\", []);\n\t\tvar visibleTasks = this._getVisibleTasks();\n\t\tvar visibleLinks = this._getVisibleLinks();\n\n\t\t// TODO: performance test\n\t\tthis._recalculateLinkedProjects(visibleLinks);\n\n\t\tvar layers = gantt.$services.getService(\"layers\");\n\n\t\tvar taskRenderer = layers.getDataRender(\"task\");\n\t\tvar linkRenderer = layers.getDataRender(\"link\");\n\n\t\tthis._redrawTasks(taskRenderer.getLayers(), visibleTasks);\n\t\tthis._redrawItems(linkRenderer.getLayers(), visibleLinks);\n\t\tgantt.callEvent(\"onSmartRender\", []);\n\t},\n\n\t// hook to override from key nav\n\t_redrawTasks: function(layers, visibleTasks){\n\t\tthis._redrawItems(layers, visibleTasks);\n\t},\n\n\tcached:{},\n\n\t_takeFromCache: function(id, payload, cacheName){\n\t\tif(!this.cached[cacheName])\n\t\t\tthis.cached[cacheName] = null;\n\t\tvar cached = this.cached[cacheName];\n\n\t\tif(id !== undefined){\n\t\t\tif(!cached){\n\t\t\t\tcached = this.cached[cacheName] = {};\n\t\t\t}\n\n\t\t\tif(cached[id] === undefined){\n\t\t\t\tcached[id] = payload(id);\n\t\t\t}\n\n\t\t\treturn cached[id];\n\t\t}else{\n\t\t\tif(!cached){\n\t\t\t\tcached = payload();\n\t\t\t}\n\t\t\treturn cached;\n\t\t}\n\n\t},\n\tinitCache:function(){\n\t\tvar caches = [\n\t\t\t\"getLinkPosition\",\n\t\t\t\"getTaskPosition\",\n\t\t\t\"isTaskDisplayed\",\n\t\t\t\"isLinkDisplayed\",\n\t\t\t\"getViewPort\",\n\t\t\t\"getScrollSizes\"\n\t\t];\n\n\t\tfor(var i = 0; i < caches.length; i++){\n\t\t\tvar method = caches[i];\n\t\t\tvar payload = gantt.bind(this[method], this);\n\n\t\t\tthis[method] = (function(calculate, cache){\n\t\t\t\treturn function(id){\n\t\t\t\t\treturn this._takeFromCache(id, calculate, cache);\n\t\t\t\t};\n\t\t\t})(payload, method);\n\t\t}\n\n\t\tthis.invalidateCache();\n\t\tthis.initCache = function(){};\n\t},\n\tinvalidateCache: function(){\n\t\tvar smartRender = this;\n\n\n\t\tfunction clearViewPortCache(){\n\t\t\tsmartRender.cached.getViewPort = null;\n\t\t\tsmartRender.cached.getScrollSizes = null;\n\t\t\tsmartRender.cached.isTaskDisplayed = null;\n\t\t\tsmartRender.cached.isLinkDisplayed = null;\n\t\t}\n\t\tfunction clearDataCache(){\n\t\t\tsmartRender.cached.isTaskDisplayed = null;\n\t\t\tsmartRender.cached.isLinkDisplayed = null;\n\t\t\tsmartRender.cached.getLinkPosition = null;\n\t\t\tsmartRender.cached.getTaskPosition = null;\n\t\t}\n\n\t\tfunction clearAllCache(){\n\t\t\tclearViewPortCache();\n\t\t\tclearDataCache();\n\t\t}\n\n\t\tfunction clearTaskCache(id){\n\t\t\tif(smartRender.cached.isTaskDisplayed){\n\t\t\t\tsmartRender.cached.isTaskDisplayed[id] = undefined;\n\t\t\t}\n\t\t\tif(smartRender.cached.getTaskPosition){\n\t\t\t\tsmartRender.cached.getTaskPosition[id] = undefined;\n\t\t\t}\n\t\t}\n\n\n\t\tfunction clearLinkCache(id){\n\t\t\tif(smartRender.cached.isLinkDisplayed){\n\t\t\t\tsmartRender.cached.isLinkDisplayed[id] = undefined;\n\t\t\t}\n\t\t\tif(smartRender.cached.getLinkPosition){\n\t\t\t\tsmartRender.cached.getLinkPosition[id] = undefined;\n\t\t\t}\n\t\t}\n\t\tgantt.attachEvent(\"onClear\", function(){\n\t\t\tclearAllCache();\n\t\t});\n\t\tgantt.attachEvent(\"onParse\", function(){\n\t\t\tclearAllCache();\n\t\t});\n\n\t\tgantt.attachEvent(\"onAfterLinkUpdate\", clearLinkCache);\n\t\tgantt.attachEvent(\"onAfterTaskAdd\", clearAllCache);\n\t\tgantt.attachEvent(\"onAfterTaskDelete\", clearAllCache);\n\t\tgantt.attachEvent(\"onAfterTaskUpdate\", clearTaskCache);\n\t\tgantt.attachEvent(\"onGanttScroll\",  clearViewPortCache);\n\t\tgantt.attachEvent(\"onDataRender\", clearAllCache);\n\n\t\tthis.invalidateCache = function(){};\n\t}\n\n};\n\ngantt.attachEvent(\"onGanttScroll\", function(oldLeft, oldTop, left, top){\n\tif(gantt.config.smart_rendering){\n\n\t\tif((oldTop != top) || (oldLeft == left)){\n\n\t\t\t//var visibleTasks = gantt._smart_render.getRange();\n\t\t\tgantt._smart_render.updateRender();\n\n\t\t}\n\n\t}\n});\n\ngantt.attachEvent(\"onDataRender\", function() {\n\tif(gantt.config.smart_rendering){\n\t\tgantt._smart_render.updateRender();\n\t}\n});\n\n(function(){\n\tvar attachOnce = gantt.attachEvent(\"onGanttReady\", function(){\n\t\tvar layers = gantt.$services.getService(\"layers\");\n\t\tvar taskRenderer = layers.getDataRender(\"task\");\n\t\ttaskRenderer.filters.push(function(id, task){\n\t\t\tif(!gantt.config.smart_rendering)\n\t\t\t\treturn true;\n\t\t\telse\n\t\t\t\treturn !!gantt._smart_render.isTaskDisplayed(id, task);\n\t\t});\n\n\t\tvar linkRenderer = layers.getDataRender(\"link\");\n\t\tlinkRenderer.filters.push(function(id, link){\n\t\t\tif(!gantt.config.smart_rendering)\n\t\t\t\treturn true;\n\t\t\telse\n\t\t\t\treturn !!gantt._smart_render.isLinkDisplayed(id, link);\n\t\t});\n\n\t\tgantt.detachEvent(attachOnce);\n\t});\n})();\n\n"],"sourceRoot":""}