# Histogram

The Histogram indicator is used to plot price zones and key levels.

![](https://s3-eu-central-1.amazonaws.com/euc-cdn.freshdesk.com/data/helpdesk/attachments/production/80034974341/original/hOKmlz5j1bT63OtB7OVLkfEwp4ZjeFFYGA.png?1630920311)

### Indicator settings

![](https://s3-eu-central-1.amazonaws.com/euc-cdn.freshdesk.com/data/helpdesk/attachments/production/80034974488/original/_RDi51jbMa4EEc-PiGxa_eRTfPpUfUkXKg.png?1630920328)

#### Period

| **Name**      | **Description**                                                                                                                                                       |
| ------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Period Type   | Selecting the time interval for which a histogram of a given type will be plotted: Minute, Hour, Day, Week, Month, All bars, Custom interval.                         |
| Period Value  | Selecting a value for the time interval (3 minutes, 5 days, 2 weeks, etc.).                                                                                           |
| From Last Bar | Enabling the parameter when the indicator will build the histogram from the last bar, moving to the left along the chart by the specified value of the time interval. |

#### Parameters

| **Name**          | **Description**                                                                                                                                                                                                                                                                                        |
| ----------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ |
| Histogram Type    | Selecting the histogram type: Volume, Trades, Delta, Bid x Ask.                                                                                                                                                                                                                                        |
| Cell Type         | Selecting the type of display of histogram cells: No margins, With margins, With borders.                                                                                                                                                                                                              |
| Gradient          | <p>Enables or disables the display of the histogram gradient.</p><p>When the gradient is enabled, the histogram will change depending on the size of the values in the cells. The higher the value in the cell, the brighter its color, and vice versa, the lower the value, the darker the color.</p> |
| Show Values       | Enables or disables the display of histogram values.                                                                                                                                                                                                                                                   |
| Show Value Area   | Enabling or disabling the display of cost area boundaries (VAH and VAL).                                                                                                                                                                                                                               |
| Extend Value Area | Enabling or disabling extension of the histogram cost zone boundaries to the full width of the chart window.                                                                                                                                                                                           |
| Show POC          | Enabling or disabling the display of the control point (maximum volume).                                                                                                                                                                                                                               |
| Extend POC        | Enabling or disabling the extension of the histogram control point line to the full width of the chart window.                                                                                                                                                                                         |

#### Style

| **Name**          | **Description**                                                                  |
| ----------------- | -------------------------------------------------------------------------------- |
| Volume Color      | Selecting a color for displaying the volume histogram                            |
| Trades Color      | Selecting a color for displaying the trades histogram.                           |
| Delta+ Color      | Selecting a color for displaying a positive delta in the histogram.              |
| Delta- Color      | Selecting a color for displaying a negative delta in the histogram.              |
| Bid Color         | Selecting a color for displaying the volume of market sales in a histogram.      |
| Ask Color         | Selecting a color for displaying the volume of market buys in the histogram.     |
| Value Area        | Selecting a color for displaying the boundaries of the value area (VAH and VAL). |
| POC               | Selecting a color for displaying the point of control (POC).                     |
| Cell border color | Selecting a color for displaying the borders of the histogram cells.             |
| Text Color        | Color selection to show the histogram values.                                    |

#### Indicator

| **Name**       | **Description**                                                           |
| -------------- | ------------------------------------------------------------------------- |
| Show Indicator | Enabling or disabling the indicator display on the chart.                 |
| Show Title     | Enabling or disabling the indicator name display in the information line. |
| Show Markers   | Enabling or disabling the indicator markers display on the scale.         |
| Area           | Selection of an area to display the indicator.                            |


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