diff --git a/docs/config/setup/mermaid/interfaces/ExternalDiagramDefinition.md b/docs/config/setup/mermaid/interfaces/ExternalDiagramDefinition.md
index 35efcddeb..e8aaed4b9 100644
--- a/docs/config/setup/mermaid/interfaces/ExternalDiagramDefinition.md
+++ b/docs/config/setup/mermaid/interfaces/ExternalDiagramDefinition.md
@@ -10,7 +10,7 @@
 
 # Interface: ExternalDiagramDefinition
 
-Defined in: [packages/mermaid/src/diagram-api/types.ts:94](https://github.com/mermaid-js/mermaid/blob/master/packages/mermaid/src/diagram-api/types.ts#L94)
+Defined in: [packages/mermaid/src/diagram-api/types.ts:96](https://github.com/mermaid-js/mermaid/blob/master/packages/mermaid/src/diagram-api/types.ts#L96)
 
 ## Properties
 
@@ -18,7 +18,7 @@ Defined in: [packages/mermaid/src/diagram-api/types.ts:94](https://github.com/me
 
 > **detector**: `DiagramDetector`
 
-Defined in: [packages/mermaid/src/diagram-api/types.ts:96](https://github.com/mermaid-js/mermaid/blob/master/packages/mermaid/src/diagram-api/types.ts#L96)
+Defined in: [packages/mermaid/src/diagram-api/types.ts:98](https://github.com/mermaid-js/mermaid/blob/master/packages/mermaid/src/diagram-api/types.ts#L98)
 
 ---
 
@@ -26,7 +26,7 @@ Defined in: [packages/mermaid/src/diagram-api/types.ts:96](https://github.com/me
 
 > **id**: `string`
 
-Defined in: [packages/mermaid/src/diagram-api/types.ts:95](https://github.com/mermaid-js/mermaid/blob/master/packages/mermaid/src/diagram-api/types.ts#L95)
+Defined in: [packages/mermaid/src/diagram-api/types.ts:97](https://github.com/mermaid-js/mermaid/blob/master/packages/mermaid/src/diagram-api/types.ts#L97)
 
 ---
 
@@ -34,4 +34,4 @@ Defined in: [packages/mermaid/src/diagram-api/types.ts:95](https://github.com/me
 
 > **loader**: `DiagramLoader`
 
-Defined in: [packages/mermaid/src/diagram-api/types.ts:97](https://github.com/mermaid-js/mermaid/blob/master/packages/mermaid/src/diagram-api/types.ts#L97)
+Defined in: [packages/mermaid/src/diagram-api/types.ts:99](https://github.com/mermaid-js/mermaid/blob/master/packages/mermaid/src/diagram-api/types.ts#L99)
diff --git a/docs/config/setup/mermaid/type-aliases/SVG.md b/docs/config/setup/mermaid/type-aliases/SVG.md
index 184f3e2cd..d6b628556 100644
--- a/docs/config/setup/mermaid/type-aliases/SVG.md
+++ b/docs/config/setup/mermaid/type-aliases/SVG.md
@@ -12,4 +12,4 @@
 
 > **SVG** = `d3.Selection`<`SVGSVGElement`, `unknown`, `Element` | `null`, `unknown`>
 
-Defined in: [packages/mermaid/src/diagram-api/types.ts:126](https://github.com/mermaid-js/mermaid/blob/master/packages/mermaid/src/diagram-api/types.ts#L126)
+Defined in: [packages/mermaid/src/diagram-api/types.ts:128](https://github.com/mermaid-js/mermaid/blob/master/packages/mermaid/src/diagram-api/types.ts#L128)
diff --git a/docs/config/setup/mermaid/type-aliases/SVGGroup.md b/docs/config/setup/mermaid/type-aliases/SVGGroup.md
index 8d673aafb..7b2e92f52 100644
--- a/docs/config/setup/mermaid/type-aliases/SVGGroup.md
+++ b/docs/config/setup/mermaid/type-aliases/SVGGroup.md
@@ -12,4 +12,4 @@
 
 > **SVGGroup** = `d3.Selection`<`SVGGElement`, `unknown`, `Element` | `null`, `unknown`>
 
-Defined in: [packages/mermaid/src/diagram-api/types.ts:128](https://github.com/mermaid-js/mermaid/blob/master/packages/mermaid/src/diagram-api/types.ts#L128)
+Defined in: [packages/mermaid/src/diagram-api/types.ts:130](https://github.com/mermaid-js/mermaid/blob/master/packages/mermaid/src/diagram-api/types.ts#L130)
diff --git a/packages/mermaid/src/diagram-api/types.ts b/packages/mermaid/src/diagram-api/types.ts
index 56364e9c6..ed90eec57 100644
--- a/packages/mermaid/src/diagram-api/types.ts
+++ b/packages/mermaid/src/diagram-api/types.ts
@@ -3,6 +3,7 @@ import type * as d3 from 'd3';
 import type { SetOptional, SetRequired } from 'type-fest';
 import type { Diagram } from '../Diagram.js';
 import type { BaseDiagramConfig, MermaidConfig } from '../config.type.js';
+import type { DiagramOrientation } from '../diagrams/git/gitGraphTypes.js';
 
 export interface DiagramMetadata {
   title?: string;
@@ -35,7 +36,8 @@ export interface DiagramDB {
   getAccTitle?: () => string;
   setAccDescription?: (description: string) => void;
   getAccDescription?: () => string;
-
+  getDirection?: () => string | undefined;
+  setDirection?: (dir: DiagramOrientation) => void;
   setDisplayMode?: (title: string) => void;
   bindFunctions?: (element: Element) => void;
 }