DXFinancialSeriesData Protocol
The protocol of a DXStockSeries or DXCandleStickSeries series’s data with date-time arguments and Open-High-Low-Close values.
Declaration
@protocol DXFinancialSeriesData <DXSeriesData, NSObject>Remarks
Note that this protocol should be used only for DXStockSeries and DXCandleStickSeries. If this series is used with other series, zero value replaces all data point values.
Properties
delegate Property
Declaration
@property (nonatomic, weak) id<DXSeriesDataDelegate> delegateProperty Value
| Type |
|---|
| id<DXSeriesDataDelegate> |
Instance Methods
getArgumentByIndex: Instance Method
Returns the argument of a data point at the specified index.
Declaration
- (NSDate *)getArgumentByIndex:(int)indexParameters
| Name | Type | Description |
|---|---|---|
| index | int | The index of data point whose label should be returned. |
Returns
| Type | Description |
|---|---|
| NSDate * | The argument of a data point at the specified index. |
getCloseValueByIndex: Instance Method
Returns the Close value of a data point at the specified index.
Declaration
- (double)getCloseValueByIndex:(int)indexParameters
| Name | Type | Description |
|---|---|---|
| index | int | The index of a data point whose value should be returned. |
Returns
| Type | Description |
|---|---|
| double | The Close value of a data point at the specified index. |
getDataCount Instance Method
Declaration
- (int)getDataCountReturns
| Type |
|---|
| int |
getHighValueByIndex: Instance Method
Returns the High value of a data point at the specified index.
Declaration
- (double)getHighValueByIndex:(int)indexParameters
| Name | Type | Description |
|---|---|---|
| index | int | The index of a data point whose value should be returned. |
Returns
| Type | Description |
|---|---|
| double | The High value of a data point at the specified index. |
getLowValueByIndex: Instance Method
Returns the Low value of a data point at the specified index.
Declaration
- (double)getLowValueByIndex:(int)indexParameters
| Name | Type | Description |
|---|---|---|
| index | int | The index of a data point whose value should be returned. |
Returns
| Type | Description |
|---|---|
| double | The Low value of a data point at the specified index. |
getOpenValueByIndex: Instance Method
Returns the Open value of a data point at the specified index.
Declaration
- (double)getOpenValueByIndex:(int)indexParameters
| Name | Type | Description |
|---|---|---|
| index | int | The index of a data point whose value should be returned. |
Returns
| Type | Description |
|---|---|
| double | The Open value of a data point at the specified index. |