Data-Flow-Diagram

# Draw graph from user input (User input number of entities and number of process and choose relation Between Them) , implemented with pure java .

Requirements

• java JDK 6 or more .
• IDE .
• clone project from githup.

Data Flow Diagram Consist of four levels

• Contextual level .
• Level 1 .
• Level 2 .
• User Graph Level .

The following steps show how to draw graph from user input

1. User enter number of entities and name of them .
2. in the first level user can draw only one process and its name in contextual level .
3. user enter input that represent input Arrow and output that represent output Arrow .
4. user select relations between inputs and outputs process and entities .
5. user select level to draw and program draw your graph automatically .
6. user can take PNG image from graph result .

The Following is some of application Demo

Result After User Click Draw Button for contextual level