Flatten builtin pages, add third-party and platform scopes, and import financial and data warehouse references. Keep the existing generated index without rebuilding after signature normalization.
591 lines
13 KiB
Markdown
591 lines
13 KiB
Markdown
# Builtin - 图形对象
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以下示例使用内存中的静态数组作为图形输入,不调用行情函数,也不需要登录账户。图形对象需在图形运行环境中显示。
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## `decodeGraph(grap, _type, name, data, prop)`
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声明:function
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分解单个图形,将图形类型、名称、数据和属性分别写入输出参数。
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| 参数 | 类型 | 说明 |
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| ------- | ------- | ------------ |
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| `grap` | tgraph | 待分解的图形 |
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| `_type` | integer | 输出图形类型 |
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| `name` | string | 输出图形名称 |
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| `data` | array | 输出图形数据 |
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| `prop` | array | 输出图形属性 |
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返回:integer
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### 示例
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```tsl
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source_data := array(("value": 1), ("value": 2));
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source_graph := encodeGraph(gtLine(), "Series", source_data, array());
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decodeGraph(source_graph, graph_type, graph_name, graph_data, graph_prop);
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echo graph_type, ",", graph_name, ",", length(graph_data), ",", length(graph_prop);
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// 输出:1,Series,2,0
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```
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## `decodeGraphGroup(graph_group, graph_array, graph_group_prop)`
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声明:function
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分解图形组合,将其中的图形和组合属性分别写入输出参数。
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| 参数 | 类型 | 说明 |
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| ------------------ | ----------- | ---------------- |
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| `graph_group` | tgraphgroup | 待分解的图形组合 |
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| `graph_array` | array | 输出 TGraph 数组 |
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| `graph_group_prop` | array | 输出图形组合属性 |
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返回:integer
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### 示例
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```tsl
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source_data := array(("value": 1), ("value": 2));
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source_graph := encodeGraph(gtLine(), "Series", source_data, array());
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source_group := graphGroup(source_graph);
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decodeGraphGroup(source_group, graph_array, graph_group_prop);
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echo length(graph_array), ",", length(graph_group_prop);
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// 输出:1,0
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```
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## `encodeGraph(_type, name, data, prop)`
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声明:function
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返回根据指定的类型、名称、数据以及属性数组生成的图形。
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| 参数 | 类型 | 说明 |
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| ------- | ------- | ---- |
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| `_type` | integer | |
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| `name` | string | |
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| `data` | array | |
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| `prop` | array | |
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返回:tgraph
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### 示例
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```tsl
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t1 := array(
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("open": 9.3, "close": 9.24, "high": 9.35, "low": 9.23, "time": "2012-12-11", "color": 65280, "fill": -1),
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("open": 9.24, "close": 9.24, "high": 9.33, "low": 9.06, "time": "2012-12-12", "color": 65535, "fill": -1),
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("open": 9.23, "close": 9.32, "high": 9.42, "low": 9.12, "time": "2012-12-13", "color": 255, "fill": 0));
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return encodeGraph(gtKLine(), 'KLine', t1, array());
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```
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## `encodeGraphGroup(graph_array, graph_group_prop)`
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声明:function
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根据 TGraph 数组和组合属性生成图形组合。
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| 参数 | 类型 | 说明 |
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| ------------------ | ----- | ------------ |
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| `graph_array` | array | TGraph 数组 |
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| `graph_group_prop` | array | 图形组合属性 |
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返回:tgraphgroup
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### 示例
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```tsl
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source_data := array(("value": 1), ("value": 2));
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source_graph := encodeGraph(gtLine(), "Series", source_data, array());
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source_group := encodeGraphGroup(array(source_graph), array());
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decodeGraphGroup(source_group, graph_array, graph_group_prop);
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echo length(graph_array), ",", length(graph_group_prop);
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// 输出:1,0
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```
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## `fgDown()`
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声明:function
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下
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返回:integer
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## `fgLeft()`
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声明:function
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左
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返回:integer
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## `fgLeftDown()`
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声明:function
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左下
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返回:integer
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## `fgLeftUp()`
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声明:function
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左上
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返回:integer
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## `fgNone()`
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声明:function
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无标识
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返回:integer
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## `fgRight()`
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声明:function
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右
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返回:integer
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## `fgRightDown()`
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声明:function
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右下
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返回:integer
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## `fgRightUp()`
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声明:function
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右上
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返回:integer
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## `fgUp()`
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声明:function
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上
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返回:integer
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## `flBDiagonal()`
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声明:function
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反斜线填充
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返回:integer
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## `flClear()`
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声明:function
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空心体。
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返回:integer
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## `flCross()`
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声明:function
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交叉线填充
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返回:integer
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## `flDiagCross()`
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声明:function
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交叉斜线填充
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返回:integer
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## `flFDiagonal()`
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声明:function
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正斜线填充
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返回:integer
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## `flHorizontal()`
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声明:function
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横线填充
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返回:integer
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## `flSolid()`
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声明:function
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实心填充。
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返回:integer
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## `flVertical()`
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声明:function
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竖线填充
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返回:integer
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## `gfAmount()`
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声明:function
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成交金额(数据字段),也可用于指定柱线,细柱线的值
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返回:string
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## `gfClose()`
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声明:function
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收盘(数据字段),一般用于K线,美国线,宝塔线
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返回:string
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## `gfColor()`
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声明:function
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颜色(数据字段或TGraph的属性),可以修饰单个数据点或者整个图形的颜色。
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返回:string
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## `gfCoordinate()`
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声明:function
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图形的坐标系模式。设置为0为普通坐标,1为对数坐标,2为百分比坐标。
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返回:string
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## `gfFill()`
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声明:function
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填充状况(数据字段),用于设定柱线、K线、圆圈图等填充情况。
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返回:string
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## `gfFlag()`
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声明:function
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标示(数据字段),标示内容见图形标示函数
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返回:string
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## `gfHigh()`
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声明:function
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最高(数据字段),用于K线,宝塔线,美国线
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返回:string
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## `gfLeftTitleCaption()`
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声明:function
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图形辅助标题文字。
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返回:string
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## `gfLow()`
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声明:function
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最低(数据字段),用于K线,宝塔线,美国线
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返回:string
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## `gfLtp()`
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声明:function
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流通盘(TGraphGroup的属性字段),TGraphGroup的属性,用于换手率的计算,暂时未使用,将来扩展用。
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返回:string
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## `gfMaxValue()`
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声明:function
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设定显示的最大值(TGraphGroup的属性字段),TGraphGroup的属性。一般的,图形会用查找视图内最小最小值用于显示,同时,为了特殊显示,也可以指定其显示的最大最小值,例如成交量的图是用0作为最小值的。
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返回:string
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## `gfMinValue()`
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声明:function
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设定显示的最小值(TGraphGroup的属性字段),TGraphGroup的属性。一般的,图形会用查找视图内最小最小值用于显示,同时,为了特殊显示,也可以指定其显示的最大最小值,例如成交量的图是用0作为最小值的。
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返回:string
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## `gfOpen()`
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声明:function
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开盘(数据字段),用于K线,宝塔线,美国线
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返回:string
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## `gfRateFlag()`
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声明:function
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除权标示(数据字段),指示是否为除权日
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返回:string
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## `gfTime()`
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声明:function
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时间坐标(数据字段),用于X坐标轴的显示
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返回:string
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## `gfTitleCaption()`
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声明:function
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图形的标题文字,TGraphGroup的属性。
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返回:string
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## `gfTowerHigh()`
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声明:function
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宝塔线中的高值(数据字段),宝塔线也可以不需要使用此三个字段,该三个字段的内容可以被自动根据gfClose,gfOpen,gfHigh,gfLow计算出来
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返回:string
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## `gfTowerLow()`
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声明:function
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宝塔线中的低值(数据字段),宝塔线也可以不需要使用此三个字段,该三个字段的内容可以被自动根据gfClose,gfOpen,gfHigh,gfLow计算出来
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返回:string
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## `gfTowerMid()`
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声明:function
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宝塔线中的中值(数据字段),宝塔线也可以不需要使用此三个字段,该三个字段的内容可以被自动根据gfClose,gfOpen,gfHigh,gfLow计算出来
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返回:string
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## `gfValue()`
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声明:function
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值(数据字段),可指定折线,柱线,细柱线,圆圈图的值
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返回:string
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## `gfVol()`
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声明:function
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成交量(数据字段),也可用于指定柱线,细柱线的值
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返回:string
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## `gfZero()`
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声明:function
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零轴(TGraphgroup的属性字段),TGraphGroup的属性,用于标示中间值,特别用于MACD类的图形
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返回:string
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## `graph(_type, graph_name, data, prop1, prop1_value, prop2, prop2_value, ..., prop_n, prop_n_value)`
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声明:function
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用于生成单个图形。单个图形的含义是一条折线、K线或成交量柱壮图。函数的具体的功能是:用指定的数据Data生成一个类型为Type的图形,并且用后面指定的属性参数PropN和PropNValue为图形指定修饰属性。注意,如果横坐标要显示出数据,需要把横坐标设置列名为'time'
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| 参数 | 类型 | 说明 |
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| -------------- | ---------- | ---- |
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| `_type` | integer | |
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| `graph_name` | string | |
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| `data` | tablearray | |
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| `prop1` | string | |
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| `prop1_value` | any | |
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| `prop2` | string | |
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| `prop2_value` | any | |
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| `...` | | |
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| `prop_n` | string | |
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| `prop_n_value` | any | |
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返回:tgraph
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### 示例
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范例01:K 线与 MA10
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```tsl
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t1 := array(
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("open": 9.3, "close": 9.24, "high": 9.35, "low": 9.23, "time": "2012-12-11", "color": 65280, "fill": -1),
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("open": 9.24, "close": 9.24, "high": 9.33, "low": 9.06, "time": "2012-12-12", "color": 65535, "fill": -1),
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("open": 9.23, "close": 9.32, "high": 9.42, "low": 9.12, "time": "2012-12-13", "color": 255, "fill": 0),
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("open": 9.34, "close": 9.7, "high": 9.73, "low": 9.29, "time": "2012-12-14", "color": 255, "fill": 0),
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("open": 9.68, "close": 9.57, "high": 9.9, "low": 9.49, "time": "2012-12-17", "color": 65280, "fill": -1),
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("open": 9.51, "close": 9.22, "high": 9.67, "low": 9.16, "time": "2012-12-18", "color": 65280, "fill": -1),
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("open": 9.21, "close": 9.31, "high": 9.36, "low": 9.01, "time": "2012-12-19", "color": 255, "fill": 0),
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("open": 9.25, "close": 9.48, "high": 9.51, "low": 9.18, "time": "2012-12-20", "color": 255, "fill": 0),
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("open": 9.5, "close": 9.43, "high": 9.6, "low": 9.33, "time": "2012-12-21", "color": 65280, "fill": -1),
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("open": 9.45, "close": 9.55, "high": 9.61, "low": 9.43, "time": "2012-12-24", "color": 255, "fill": 0),
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("open": 9.55, "close": 10.12, "high": 10.26, "low": 9.5, "time": "2012-12-25", "color": 255, "fill": 0));
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t2 := array(
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("MA10": 8.946),
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("MA10": 9.036),
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("MA10": 9.125),
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("MA10": 9.22),
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("MA10": 9.297),
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("MA10": 9.324),
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("MA10": 9.341),
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("MA10": 9.362),
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("MA10": 9.385),
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("MA10": 9.406),
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("MA10": 9.494));
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g1 := graph(gtKLine(), 'KLine', t1);
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g2 := graph(gtLine(), 'MA10', t2);
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return graphGroup(g1, g2);
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```
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范例02:收盘价与均线
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```tsl
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g_data1 := array(
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("close": 9.24),
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("close": 9.32),
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("close": 9.7),
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("close": 9.57),
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("close": 9.22));
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g_data2 := array(
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("MA5": 9.24),
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("MA5": 9.28),
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("MA5": 9.42),
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("MA5": 9.46),
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("MA5": 9.41));
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g_data3 := array(
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("MA20": 9.1),
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("MA20": 9.15),
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("MA20": 9.2),
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("MA20": 9.25),
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("MA20": 9.3));
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g1 := graph(gtLine(), 'Close', g_data1, gfColor(), clBlue());
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g2 := graph(gtLine(), 'MA5', g_data2, gfColor(), clGreen());
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g3 := graph(gtLine(), 'MA20', g_data3, gfColor(), clRed());
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return graphGroup(g1, g2, g3);
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```
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## `graphGroup(graph1, graph_n, prop_m, value_m)`
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声明:function
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用于生成图形组合,可以指定任意多个单个图形作为参数生成一个图形组合,在其后面还可以指定图形组合的共有属性。
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| 参数 | 类型 | 说明 |
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| --------- | ------ | -------------------------- |
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| `graph1` | tgraph | TGraph 图形1 |
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| `graph_n` | tgraph | TGraph 图形N |
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| `prop_m` | string | 可选。TGraphGroup 属性名称 |
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| `value_m` | any | 可选。TGraphGroup 属性值 |
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返回:tgraphgroup
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### 示例
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```tsl
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vol_data := array(
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("vol": 1200, "color": 255),
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("vol": 980, "color": 65280),
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("vol": 1350, "color": 255),
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("vol": 1100, "color": 65280),
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("vol": 1420, "color": 255));
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mavol := array(
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("MA5": 1200),
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("MA5": 1090),
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("MA5": 1177),
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("MA5": 1158),
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("MA5": 1210));
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vol_graph := graph(gtBar(), 'VOLGraph', vol_data);
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mavol_graph := graph(gtLine(), 'MA5Graph', mavol, gfColor(), clBlue());
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return graphGroup(vol_graph, mavol_graph, gfMinValue(), 0);
|
||
```
|
||
|
||
`GraphGroup` 包含成交量柱图 `VOLGraph` 和五日均量线 `MA5Graph`,共有属性 `gfMinValue()` 将纵轴最小值设为 `0`。`vol_data` 中的 `color` 字段控制各柱颜色;`MA5Graph` 的 `gfColor()` 属性将整条折线设为蓝色。折线数据未显式提供 `gfValue()` 字段时,系统使用第一个数据字段作为折线值。
|
||
|
||
## `gtAmerican()`
|
||
|
||
声明:function
|
||
|
||
美国线类型
|
||
|
||
返回:integer
|
||
|
||
## `gtBar()`
|
||
|
||
声明:function
|
||
|
||
柱线类型
|
||
|
||
返回:integer
|
||
|
||
## `gtCircle()`
|
||
|
||
声明:function
|
||
|
||
圆圈图类型
|
||
|
||
返回:integer
|
||
|
||
## `gtKLine()`
|
||
|
||
声明:function
|
||
|
||
K线类型
|
||
|
||
返回:integer
|
||
|
||
## `gtLine()`
|
||
|
||
声明:function
|
||
|
||
折线类型
|
||
|
||
返回:integer
|
||
|
||
## `gtSingleBar()`
|
||
|
||
声明:function
|
||
|
||
细柱线类型
|
||
|
||
返回:integer
|
||
|
||
## `gtTower()`
|
||
|
||
声明:function
|
||
|
||
宝塔线类型
|
||
|
||
返回:integer
|