Use case

[khalekuzzamancse]

graph TD
    User -->|Selects Algorithm| SelectAlgorithm
    SelectAlgorithm -->|Inputs Data| InputData
    InputData -->|Starts Visualization| VisualizeAlgorithm
    VisualizeAlgorithm -->|Controls Execution| ControlExecution
    ControlExecution -->|Adjusts Speed| AdjustSpeed
    ControlExecution -->|Steps Through| StepThrough
    VisualizeAlgorithm -->|Saves Graph| SaveGraph
    SaveGraph -->|Exports to PDF| ExportPDF

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graph TD
    SelectAlgorithm -->|Load Algorithm Module| LoadAlgorithm
    LoadAlgorithm -->|Initialize Visualization| InitVisualization
    InitVisualization -->|Render Initial State| RenderState
    ControlExecution -->|Pause/Play| RenderState
    AdjustSpeed -->|Modify Animation Speed| RenderState
    StepThrough -->|Next/Previous Step| RenderState
    SaveGraph -->|Store Graph Data| StoreData
    ExportPDF -->|Generate PDF| GeneratePDF

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[khalekuzzamancse]

erDiagram
    NodeEntity {
        String id
        String distance
        String label
        CoordinateEntity topLeft
        Float exactSizePx
    }

    EdgeEntity {
        String id
        CoordinateEntity start
        CoordinateEntity end
        CoordinateEntity control
        String cost
        Boolean directed
    }

    CoordinateEntity {
        Float x
        Float y
    }

    GraphEntity {
        String primaryKey
    }

    GraphEntity ||--o{ NodeEntity : contains
    GraphEntity ||--o{ EdgeEntity : contains
    NodeEntity ||--o| CoordinateEntity : has
    EdgeEntity ||--o| CoordinateEntity : has

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