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umychart.keyboard.js
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/*
Copyright (c) 2018 jones
http://www.apache.org/licenses/LICENSE-2.0
开源项目 https://github.com/jones2000/HQChart
jones_2000@163.com
封装键盘精灵控件 (页面版 不支持手机)
*/
function JSKeyboardChart(divElement)
{
this.DivElement=divElement;
this.JSChartContainer; //表格控件
this.ResizeListener; //大小变动监听
//h5 canvas
this.CanvasElement=document.createElement("canvas");
this.CanvasElement.className='jskeyboard-drawing';
this.CanvasElement.id=Guid();
this.CanvasElement.setAttribute("tabindex",0);
if (this.CanvasElement.style) this.CanvasElement.style.outline='none';
if(divElement.hasChildNodes())
{
JSConsole.Chart.Log("[JSKeyboardChart::JSRepoJSKeyboardChartrtChart] divElement hasChildNodes", divElement.childNodes);
}
divElement.appendChild(this.CanvasElement);
this.OnSize=function()
{
//画布大小通过div获取
var height=this.DivElement.offsetHeight;
var width=this.DivElement.offsetWidth;
if (this.DivElement.style.height && this.DivElement.style.width)
{
if (this.DivElement.style.height.includes("px"))
height=parseInt(this.DivElement.style.height.replace("px",""));
if (this.DivElement.style.width.includes("px"))
width=parseInt(this.DivElement.style.width.replace("px",""));
}
this.CanvasElement.height=height;
this.CanvasElement.width=width;
this.CanvasElement.style.width=this.CanvasElement.width+'px';
this.CanvasElement.style.height=this.CanvasElement.height+'px';
var pixelTatio = GetDevicePixelRatio(); //获取设备的分辨率
this.CanvasElement.height*=pixelTatio;
this.CanvasElement.width*=pixelTatio;
JSConsole.Chart.Log(`[JSKeyboardChart::OnSize] devicePixelRatio=${window.devicePixelRatio}, height=${this.CanvasElement.height}, width=${this.CanvasElement.width}`);
if (this.JSChartContainer && this.JSChartContainer.OnSize)
{
this.JSChartContainer.OnSize();
}
}
this.SetOption=function(option)
{
var chart=this.CreateJSKeyboardChartContainer(option);
if (!chart) return false;
if (option.OnCreatedCallback) option.OnCreatedCallback(chart);
this.JSChartContainer=chart;
this.DivElement.JSChart=this; //div中保存一份
//注册事件
if (option.EventCallback)
{
for(var i=0;i<option.EventCallback.length;++i)
{
var item=option.EventCallback[i];
chart.AddEventCallback(item);
}
}
if (option.EnableResize==true) this.CreateResizeListener();
chart.Draw();
}
this.CreateJSKeyboardChartContainer=function(option)
{
var chart=new JSKeyboardChartContainer(this.CanvasElement);
chart.Create(option);
if (option.NetworkFilter) chart.NetworkFilter=option.NetworkFilter;
if (IFrameSplitOperator.IsNonEmptyArray(option.Column)) chart.SetColumn(option.Column);
if (IFrameSplitOperator.IsNumber(option.BorderLine)) chart.Frame.BorderLine=option.BorderLine;
this.SetChartBorder(chart, option);
//注册事件
if (option.EventCallback)
{
for(var i=0;i<option.EventCallback.length;++i)
{
var item=option.EventCallback[i];
chart.AddEventCallback(item);
}
}
return chart;
}
this.SetChartBorder=function(chart, option)
{
if (!option.Border) return;
var item=option.Border;
if (IFrameSplitOperator.IsNumber(option.Border.Left)) chart.Frame.ChartBorder.Left=option.Border.Left;
if (IFrameSplitOperator.IsNumber(option.Border.Right)) chart.Frame.ChartBorder.Right=option.Border.Right;
if (IFrameSplitOperator.IsNumber(option.Border.Top)) chart.Frame.ChartBorder.Top=option.Border.Top;
if (IFrameSplitOperator.IsNumber(option.Border.Bottom)) chart.Frame.ChartBorder.Bottom=option.Border.Bottom;
var pixelTatio = GetDevicePixelRatio(); //获取设备的分辨率
chart.Frame.ChartBorder.Left*=pixelTatio;
chart.Frame.ChartBorder.Right*=pixelTatio;
chart.Frame.ChartBorder.Top*=pixelTatio;
chart.Frame.ChartBorder.Bottom*=pixelTatio;
}
this.CreateResizeListener=function()
{
this.ResizeListener = new ResizeObserver((entries)=>{ this.OnDivResize(entries); });
this.ResizeListener.observe(this.DivElement);
}
this.OnDivResize=function(entries)
{
JSConsole.Chart.Log("[JSKeyboardChart::OnDivResize] entries=", entries);
this.OnSize();
}
/////////////////////////////////////////////////////////////////////////////
//对外接口
this.SetColumn=function(aryColumn, option)
{
if (this.JSChartContainer) this.JSChartContainer.SetColumn(aryColumn,option);
}
//事件回调
this.AddEventCallback=function(obj)
{
if(this.JSChartContainer && typeof(this.JSChartContainer.AddEventCallback)=='function')
{
JSConsole.Chart.Log('[JSKeyboardChart:AddEventCallback] obj=', obj);
this.JSChartContainer.AddEventCallback(obj);
}
}
//重新加载配置
this.ReloadResource=function(option)
{
if(this.JSChartContainer && typeof(this.JSChartContainer.ReloadResource)=='function')
{
JSConsole.Chart.Log('[JSKeyboardChart:ReloadResource] ');
this.JSChartContainer.ReloadResource(option);
}
}
this.ChartDestroy=function()
{
if (this.JSChartContainer && typeof (this.JSChartContainer.ChartDestroy) == 'function')
{
this.JSChartContainer.ChartDestroy();
}
}
this.Draw=function()
{
if(this.JSChartContainer && typeof(this.JSChartContainer.Draw)=='function')
{
JSConsole.Chart.Log('[JSKeyboardChart:Draw] ');
this.JSChartContainer.Draw();
}
}
this.SetSymbolData=function(arySymbol)
{
if(this.JSChartContainer && typeof(this.JSChartContainer.Draw)=='function')
{
JSConsole.Chart.Log('[JSKeyboardChart:SetSymbolData] ', arySymbol);
this.JSChartContainer.SetSymbolData(arySymbol);
}
}
this.Search=function(strText)
{
if(this.JSChartContainer && typeof(this.JSChartContainer.Search)=='function')
{
JSConsole.Chart.Log('[JSKeyboardChart:Search] ', strText);
this.JSChartContainer.Search(strText);
}
}
this.OnKeyDown=function(event)
{
if(this.JSChartContainer && typeof(this.JSChartContainer.OnKeyDown)=='function')
{
JSConsole.Chart.Log('[JSKeyboardChart:OnKeyDown] ', event);
this.JSChartContainer.OnKeyDown(event);
}
}
this.ClearSearch=function(option)
{
if(this.JSChartContainer && typeof(this.JSChartContainer.ClearSearch)=='function')
{
JSConsole.Chart.Log('[JSKeyboardChart:ClearSearch] ', option);
this.JSChartContainer.ClearSearch(option);
}
}
}
JSKeyboardChart.Init=function(divElement)
{
var jsChartControl=new JSKeyboardChart(divElement);
jsChartControl.OnSize();
return jsChartControl;
}
//自定义风格
JSKeyboardChart.SetStyle=function(option)
{
if (option) g_JSChartResource.SetStyle(option);
}
function JSKeyboardChartContainer(uielement)
{
this.ClassName='JSKeyboardChartContainer';
this.Frame; //框架画法
this.ChartPaint=[]; //图形画法
this.Canvas=uielement.getContext("2d"); //画布
this.ShowCanvas=null;
this.NetworkFilter; //数据回调接口
this.Data={ XOffset:0, YOffset:0, Data:[] }; //股票列表
this.MapSymbol=new Map();
this.SourceData={ Data:[] } //码表数据 Data:[ { Symbol:, Spell, Name:, Color: TypeName:, TypeID } ]
this.FunctionKeyData=[]; //功能键 { Priority:, Data:[ { Symbol:, Spell, Name:, Color:, TypeName:, TypeID } ]
//事件回调
this.mapEvent=new Map(); //通知外部调用 key:JSCHART_EVENT_ID value:{Callback:回调,}
this.UIElement=uielement;
this.LastPoint=new Point(); //鼠标位置
//拖拽滚动条
this.DragYScroll=null; //{Start:{x,y}, End:{x, y}}
this.IsDestroy=false; //是否已经销毁了
this.ChartDestroy=function() //销毁
{
this.IsDestroy=true;
}
this.ClearSearch=function(option)
{
this.Data.Data=[];
this.Data.XOffset=0;
this.Data.YOffset=0;
if (option && option.Redraw==true) this.Draw();
}
this.SearchFunctionKeyData=function(strSearch)
{
if (strSearch.length<=0) return null;
if (!IFrameSplitOperator.IsNonEmptyArray(this.FunctionKeyData)) return null;
var aryData=[];
for(var i=0; i<this.FunctionKeyData.length; ++i)
{
var groupData=this.FunctionKeyData[i];
if (!groupData) continue;
if (!IFrameSplitOperator.IsNonEmptyArray(groupData.Data)) continue;
var aryExactQuery=[]; //精确查询
var aryFuzzyQuery=[]; //模糊查询
var aryEqualQuery=[]; //相等
for(var j=0;j<groupData.Data.length;++j)
{
var item=groupData.Data[j];
if (this.SearchSymbol(item, strSearch, aryExactQuery, aryFuzzyQuery,aryEqualQuery)) continue;
}
if (IFrameSplitOperator.IsNonEmptyArray(aryEqualQuery)) aryData.push(...aryEqualQuery);
if (IFrameSplitOperator.IsNonEmptyArray(aryExactQuery)) aryData.push(...aryExactQuery);
if (IFrameSplitOperator.IsNonEmptyArray(aryFuzzyQuery)) aryData.push(...aryFuzzyQuery);
}
if (aryData.length>0) return aryData;
return null;
}
this.Search=function(strText)
{
var aryExactQuery=[]; //精确查询
var aryFuzzyQuery=[]; //模糊查询
var aryEqualQuery=[]; //相等
var aryFuncKeyQuery=null;
this.MapSymbol.clear();
this.Data.Data=[];
this.Data.XOffset=0;
this.Data.YOffset=0;
var strSearch=strText.trim();
if (strSearch.length>0)
{
aryFuncKeyQuery=this.SearchFunctionKeyData(strSearch);
for(var i=0;i<this.SourceData.Data.length;++i)
{
var item=this.SourceData.Data[i];
if (this.SearchSymbol(item, strSearch, aryExactQuery, aryFuzzyQuery, aryEqualQuery)) continue;
else if (this.SearchSpell(item, strSearch, aryExactQuery, aryFuzzyQuery)) continue;
}
}
if (IFrameSplitOperator.IsNonEmptyArray(aryFuncKeyQuery)) this.Data.Data.push(...aryFuncKeyQuery);
if (IFrameSplitOperator.IsNonEmptyArray(aryEqualQuery)) this.Data.Data.push(...aryEqualQuery);
if (IFrameSplitOperator.IsNonEmptyArray(aryExactQuery)) this.Data.Data.push(...aryExactQuery);
if (IFrameSplitOperator.IsNonEmptyArray(aryFuzzyQuery)) this.Data.Data.push(...aryFuzzyQuery);
this.ChartPaint[0].SelectedRow=0;
this.ChartPaint[0].SizeChange=true;
JSConsole.Chart.Log(`[JSKeyboardChart:Search] search=${strSearch}, source=${this.SourceData.Data.length} match=${this.Data.Data.length}`);
this.Draw();
}
this.SearchSymbol=function(item, strText, aryExactQuery, aryFuzzyQuery, aryEqualQuery)
{
var find=item.Symbol.indexOf(strText);
if (find<0) return false;
if (item.Symbol==strText) aryEqualQuery.push(item.Symbol);
else if (find==0) aryExactQuery.push(item.Symbol);
else aryFuzzyQuery.push(item.Symbol);
this.MapSymbol.set(item.Symbol, item);
return true;
}
this.SearchSpell=function(item, strText, aryExactQuery, aryFuzzyQuery)
{
if (!IFrameSplitOperator.IsString(item.Spell)) return false;
var find=item.Spell.indexOf(strText);
if (find!=0) return false;
aryExactQuery.push(item.Symbol);
this.MapSymbol.set(item.Symbol, item);
return true;
}
this.SetSymbolData=function(arySymbol)
{
this.SourceData.Data=[];
for(var i=0;i<arySymbol.length;++i)
{
var item=arySymbol[i];
if (IFrameSplitOperator.IsNumber(item.Priority))
{
if (!this.FunctionKeyData[item.Priority]) this.FunctionKeyData[item.Priority]={ Priority:item.Priority, Data:[] };
this.FunctionKeyData[item.Priority].Data.push(item);
}
else
{
this.SourceData.Data.push(item);
}
}
/*
//测试
this.MapSymbol.clear();
for(var i=0;i<this.SourceData.Data.length && i<3050 ;++i)
{
var item=this.SourceData.Data[i];
this.Data.Data.push(item.Symbol);
this.MapSymbol.set(item.Symbol, item);
}
this.ChartPaint[0].SelectedRow=0;
*/
}
//创建
this.Create=function(option)
{
this.UIElement.JSChartContainer=this;
//创建框架
this.Frame=new JSKeyboardFrame();
this.Frame.ChartBorder=new ChartBorder();
this.Frame.ChartBorder.UIElement=this.UIElement;
this.Frame.ChartBorder.Top=30;
this.Frame.ChartBorder.Left=5;
this.Frame.ChartBorder.Bottom=20;
this.Frame.Canvas=this.Canvas;
//创建表格
var chart=new ChartSymbolList();
chart.Frame=this.Frame;
chart.ChartBorder=this.Frame.ChartBorder;
chart.Canvas=this.Canvas;
chart.UIElement=this.UIElement;
chart.GetEventCallback=(id)=> { return this.GetEventCallback(id); }
chart.GetStockDataCallback=(symbol)=>{ return this.GetStockData(symbol);}
chart.Data=this.Data;
this.ChartPaint[0]=chart;
chart.VScrollbar=new ChartKeyboardVScrollbar();
chart.VScrollbar.Frame=this.Frame;
chart.VScrollbar.Canvas=this.Canvas;
chart.VScrollbar.ChartBorder=this.Frame.ChartBorder;
chart.VScrollbar.Report=chart;
if (option)
{
}
var bRegisterKeydown=true;
var bRegisterWheel=true;
if (option)
{
if (option.KeyDown===false)
{
bRegisterKeydown=false;
JSConsole.Chart.Log('[JSKeyboardChartContainer::Create] not register keydown event.');
}
if (option.Wheel===false)
{
bRegisterWheel=false;
JSConsole.Chart.Log('[JSKeyboardChartContainer::Create] not register wheel event.');
}
}
if (bRegisterKeydown) this.UIElement.addEventListener("keydown", (e)=>{ this.OnKeyDown(e); }, true); //键盘消息
if (bRegisterWheel) this.UIElement.addEventListener("wheel", (e)=>{ this.OnWheel(e); }, true); //上下滚动消息
this.UIElement.ondblclick=(e)=>{ this.UIOnDblClick(e); }
this.UIElement.onmousedown=(e)=> { this.UIOnMouseDown(e); }
this.UIElement.oncontextmenu=(e)=> { this.UIOnContextMenu(e); }
this.UIElement.onmousemove=(e)=>{ this.UIOnMouseMove(e);}
this.UIElement.onmouseout=(e)=>{ this.UIOnMounseOut(e); }
this.UIElement.onmouseleave=(e)=>{ this.UIOnMouseleave(e); }
}
this.Draw=function()
{
if (this.UIElement.width<=0 || this.UIElement.height<=0) return;
this.Canvas.clearRect(0,0,this.UIElement.width,this.UIElement.height);
var pixelTatio = GetDevicePixelRatio(); //获取设备的分辨率
this.Canvas.lineWidth=pixelTatio; //手机端需要根据分辨率比调整线段宽度
this.Frame.Draw();
this.Frame.DrawLogo();
//框架内图形
for(var i=0;i<this.ChartPaint.length;++i)
{
var item=this.ChartPaint[i];
if (item.IsDrawFirst)
item.Draw();
}
for(var i=0; i<this.ChartPaint.length; ++i)
{
var item=this.ChartPaint[i];
if (!item.IsDrawFirst)
item.Draw();
}
}
this.GetStockData=function(symbol)
{
if (!this.MapSymbol.has(symbol)) return null;
return this.MapSymbol.get(symbol);
}
this.ResetStatus=function()
{
this.Data.XOffset=0;
this.Data.YOffset=0;
}
this.ResetSelectStatus=function()
{
var chart=this.GetReportChart();
if (chart)
{
chart.SelectedRow=-1;
chart.SelectedFixedRow=-1;
}
}
//设置事件回调
//{event:事件id, callback:回调函数}
this.AddEventCallback=function(object)
{
if (!object || !object.event || !object.callback) return;
var data={Callback:object.callback, Source:object};
this.mapEvent.set(object.event,data);
}
this.RemoveEventCallback=function(eventid)
{
if (!this.mapEvent.has(eventid)) return;
this.mapEvent.delete(eventid);
}
this.GetEventCallback=function(id) //获取事件回调
{
if (!this.mapEvent.has(id)) return null;
var item=this.mapEvent.get(id);
return item;
}
this.OnSize=function()
{
if (!this.Frame) return;
this.SetSizeChange(true);
this.Draw();
}
this.SetSizeChange=function(bChanged)
{
for(var i=0;i<this.ChartPaint.length;++i)
{
var chart=this.ChartPaint[i];
if (chart) chart.SizeChange=bChanged;
}
}
this.OnWheel=function(e) //滚轴
{
JSConsole.Chart.Log('[JSKeyboardChartContainer::OnWheel]',e);
if (this.ChartSplashPaint && this.ChartSplashPaint.IsEnableSplash == true) return;
if (!this.Data || !IFrameSplitOperator.IsNonEmptyArray(this.Data.Data)) return;
var x = e.clientX-this.UIElement.getBoundingClientRect().left;
var y = e.clientY-this.UIElement.getBoundingClientRect().top;
var isInClient=false;
this.Canvas.beginPath();
this.Canvas.rect(this.Frame.ChartBorder.GetLeft(),this.Frame.ChartBorder.GetTop(),this.Frame.ChartBorder.GetWidth(),this.Frame.ChartBorder.GetHeight());
isInClient=this.Canvas.isPointInPath(x,y);
if (!isInClient) return;
var chart=this.ChartPaint[0];
if (!chart) return;
var wheelValue=e.wheelDelta;
if (!IFrameSplitOperator.IsObjectExist(e.wheelDelta))
wheelValue=e.deltaY* -0.01;
if (wheelValue<0) //下一页
{
if (this.GotoNextPage(this.PageUpDownCycle))
{
this.Draw();
}
}
else if (wheelValue>0) //上一页
{
if (this.GotoPreviousPage(this.PageUpDownCycle))
{
this.Draw();
}
}
if(e.preventDefault) e.preventDefault();
else e.returnValue = false;
}
this.OnKeyDown=function(e)
{
if (this.ChartSplashPaint && this.ChartSplashPaint.IsEnableSplash == true) return;
var reportChart=this.GetReportChart();
if (!reportChart) return;
var keyID = e.keyCode ? e.keyCode :e.which;
switch(keyID)
{
case 33: //page up
if (this.GotoPreviousPage(this.PageUpDownCycle))
{
this.Draw();
}
break;
case 34: //page down
if (this.GotoNextPage(this.PageUpDownCycle))
{
this.Draw();
}
break;
case 38: //up
var result=this.MoveSelectedRow(-1);
if (result)
{
if (result.Redraw) this.Draw();
}
break;
case 40: //down
var result=this.MoveSelectedRow(1)
if (result)
{
if (result.Redraw) this.Draw();
}
break;
case 37: //left
if (this.MoveXOffset(-1)) this.Draw();
break
case 39: //right
if (this.MoveXOffset(1)) this.Draw();
break;
case 13: //Enter
this.OnSelectedSymbol();
break;
}
//不让滚动条滚动
if(e.preventDefault) e.preventDefault();
else e.returnValue = false;
}
this.OnSelectedSymbol=function()
{
if (!this.Data || !IFrameSplitOperator.IsNonEmptyArray(this.Data.Data)) return false;
var chart=this.ChartPaint[0];
if (!chart) return false;
var data=chart.GetSelectedSymbol();
var selItem=this.MapSymbol.get(data.Symbol);
if (!selItem) return false;
var event=this.GetEventCallback(JSCHART_EVENT_ID.ON_KEYBOARD_SELECTED)
if (event && event.Callback)
{
event.Callback(event, { Data:data, RowData:selItem }, this);
}
}
this.UIOnDblClick=function(e)
{
var pixelTatio = GetDevicePixelRatio();
var x = (e.clientX-this.UIElement.getBoundingClientRect().left)*pixelTatio;
var y = (e.clientY-this.UIElement.getBoundingClientRect().top)*pixelTatio;
var chart=this.ChartPaint[0];
if (chart)
{
if (chart.OnDblClick(x,y,e)) this.OnSelectedSymbol();
}
}
this.UIOnMouseDown=function(e)
{
this.DragYScroll=null;
this.DragMove={ Click:{ X:e.clientX, Y:e.clientY }, Move:{X:e.clientX, Y:e.clientY}, PreMove:{X:e.clientX, Y:e.clientY } };
var pixelTatio = GetDevicePixelRatio();
var x = (e.clientX-this.UIElement.getBoundingClientRect().left)*pixelTatio;
var y = (e.clientY-this.UIElement.getBoundingClientRect().top)*pixelTatio;
var chart=this.ChartPaint[0];
if (chart)
{
var clickData=chart.OnMouseDown(x,y,e);
if (!clickData) return;
//if (e.button!=0) return;
if ((clickData.Type==2) && (e.button==0 || e.button==2)) //点击行
{
if (clickData.Redraw==true)
this.Draw();
}
else if (clickData.Type==5 && e.button==0) //右侧滚动条
{
var scroll=clickData.VScrollbar;
if (scroll.Type==1) //顶部按钮
{
if (this.MoveYOffset(-1))
this.Draw();
}
else if (scroll.Type==2) //底部按钮
{
if (this.MoveYOffset(1))
this.Draw();
}
else if (scroll.Type==3) //滚动条
{
this.DragYScroll={ Click:{X:x, Y:y}, LastMove:{X:x, Y:y} };
}
else if (scroll.Type==4) //滚动条内部
{
if (this.SetYOffset(scroll.Pos))
this.Draw();
}
}
}
document.onmousemove=(e)=>{ this.DocOnMouseMove(e); }
document.onmouseup=(e)=> { this.DocOnMouseUp(e); }
}
//去掉右键菜单
this.UIOnContextMenu=function(e)
{
e.preventDefault();
}
this.UIOnMouseMove=function(e)
{
var pixelTatio = GetDevicePixelRatio();
var x = (e.clientX-this.UIElement.getBoundingClientRect().left)*pixelTatio;
var y = (e.clientY-this.UIElement.getBoundingClientRect().top)*pixelTatio;
}
this.UIOnMounseOut=function(e)
{
}
this.UIOnMouseleave=function(e)
{
}
this.DocOnMouseMove=function(e)
{
this.DragMove.PreMove.X=this.DragMove.Move.X;
this.DragMove.PreMove.Y=this.DragMove.Move.Y;
this.DragMove.Move.X=e.clientX;
this.DragMove.Move.Y=e.clientX;
//if (this.DragMove.Move.X!=this.DragMove.PreMove.X || this.DragMove.Move.Y!=this.DragMove.PreMove.Y)
// this.StopAutoDragScrollTimer();
if (this.ChartSplashPaint && this.ChartSplashPaint.IsEnableSplash == true) return;
var pixelTatio = GetDevicePixelRatio();
var x = (e.clientX-this.UIElement.getBoundingClientRect().left)*pixelTatio;
var y = (e.clientY-this.UIElement.getBoundingClientRect().top)*pixelTatio;
if (this.DragYScroll)
{
var chart=this.ChartPaint[0];
if (!chart || !chart.VScrollbar) return;
this.DragYScroll.LastMove.X=x;
this.DragYScroll.LastMove.Y=y;
var pos=chart.VScrollbar.GetScrollPostionByPoint(x,y);
if (this.SetYOffset(pos))
this.Draw();
}
}
this.DocOnMouseUp=function(e)
{
//清空事件
document.onmousemove=null;
document.onmouseup=null;
this.DragYScroll=null;
var event=this.GetEventCallback(JSCHART_EVENT_ID.ON_KEYBOARD_MOUSEUP)
if (event && event.Callback)
{
event.Callback(event, { }, this);
}
}
this.GetMoveAngle=function(pt,pt2) //计算角度
{
var xMove=Math.abs(pt.X-pt2.X);
var yMove=Math.abs(pt.Y-pt2.Y);
var angle=Math.atan(xMove/yMove)*180/Math.PI;
return angle;
}
this.PreventTouchEvent=function(e)
{
if (e.cancelable) e.preventDefault();
e.stopPropagation();
}
this.OnDragYOffset=function(drag, touches, moveUpDown, e)
{
if (moveUpDown<5) return false
var isUp=true;
if (drag.LastMove.Y<touches[0].clientY) isUp=false; //Down
var oneStep=this.YStepPixel;
if (oneStep<=0) oneStep=5;
var step=parseInt(moveUpDown/oneStep);
if (step<=0) return false
if (isUp==false) step*=-1;
if (this.MoveYOffset(step, this.DragPageCycle))
{
drag.IsYMove=true;
this.Draw();
this.DelayUpdateStockData();
}
return true;
}
this.OnDragXOffset=function(drag, touches, moveLeftRight, e)
{
if (moveLeftRight<5) return false;
var isLeft=true;
if (drag.LastMove.X<touches[0].clientX) isLeft=false;//右移数据
var oneStep=this.XStepPixel;
if (oneStep<=0) oneStep=5;
var step=parseInt(moveLeftRight/oneStep); //除以4个像素
if (step<=0) return false;
if (!isLeft) step*=-1;
if (this.MoveXOffset(step))
{
drag.IsXMove=true;
this.Draw();
}
return true;
}
this.GetReportChart=function()
{
var chart=this.ChartPaint[0];
return chart;
}
this.GotoNextPage=function(bCycle) //bCycle 是否循环
{
if (!this.Data || !IFrameSplitOperator.IsNonEmptyArray(this.Data.Data)) return false;
var chart=this.ChartPaint[0];
if (!chart) return false;
var pageSize=chart.GetPageSize();
if (pageSize>this.Data.Data.length) return false;
if (this.Data.YOffset+pageSize>=this.Data.Data.length)
{
if (bCycle===true)
{
this.Data.YOffset=0; //循环到第1页
return true;
}
else
{
return false;
}
}
this.Data.YOffset+=pageSize;
var showDataCount=this.Data.Data.length-this.Data.YOffset;
chart.SelectedRow=this.Data.YOffset;
return true;
}
this.GotoPreviousPage=function(bCycle) //bCycle 是否循环
{
if (!this.Data || !IFrameSplitOperator.IsNonEmptyArray(this.Data.Data)) return false;
var chart=this.ChartPaint[0];
if (!chart) return false;
var pageSize=chart.GetPageSize();
if (pageSize>this.Data.Data.length) return false;
if (this.Data.YOffset<=0)
{
if (bCycle===true)
{
this.Data.YOffset=this.Data.Data.length-pageSize; //循环到最后一页
return true;
}
else
{
return false;
}
}
var offset=this.Data.YOffset;
offset-=pageSize;
if (offset<0) offset=0;
this.Data.YOffset=offset;
chart.SelectedRow=this.Data.YOffset;
return true;
}
this.MoveYOffset=function(setp, bCycle) //bCycle 是否循环
{
if (!this.Data || !IFrameSplitOperator.IsNonEmptyArray(this.Data.Data)) return false;
var chart=this.ChartPaint[0];
if (!chart) return false;
var pageStatus=chart.GetCurrentPageStatus();
if (pageStatus.IsSinglePage) return false;
if (setp>0) //向上
{
var count=this.Data.Data.length;
var pageSize=pageStatus.PageSize;
var offset=this.Data.YOffset;
if (bCycle)
{
for(var i=0;i<setp;++i)
{
++offset;
if (offset+pageSize>count) offset=0;
}
}
else
{
if (offset+pageSize>=count) return false;
for(var i=0;i<setp;++i)
{
if (offset+pageSize+1>count) break;
++offset;
}
}
this.Data.YOffset=offset;
return true;
}
else if (setp<0) //向下
{
setp=Math.abs(setp);
var offset=this.Data.YOffset;
if (bCycle)
{
var pageSize=pageStatus.PageSize;
for(var i=0;i<setp;++i)
{
--offset;
if (offset<0) offset=this.Data.Data.length-pageSize;
}
}
else
{
if (this.Data.YOffset<=0) return false;
for(var i=0;i<setp;++i)
{
if (offset-1<0) break;
--offset;
}
}
this.Data.YOffset=offset;
return true;
}
return false;
}
this.GotoLastPage=function()