| Program Correctness: | |
| Compile successfully: | 2 |
| Display QT UI | 2 |
| Load image | 2 |
| Save image | 2 |
| Menu bar | 2 |
| Tool bar (Should contain icon and movable) | 6 |
| Choose foreground and background color | 4 |
| Clear image with background color | 2 |
| Resize the image | 2 |
| 1 level undo and redo | 6 |
| Pen: | |
| Left click and drag, drawing | 2 |
| Right click, display the properties dialog | 2 |
| Modify the properties | 4 |
| Line: | |
| Left click and drag, draw line | 2 |
| Right click, display the properties dialog | 2 |
| Modify the properties | 4 |
| Double left click, terminate the drawing of polyline | 2 |
| Eraser: | |
| Left click and drag, erase the drawing | 2 |
| Right click, display the properties dialog | 2 |
| Modify the properties | 2 |
| Display the cursor of eraser | 2 |
| Rectangle: | |
| Left click and drag, drawing | 5 |
| Right click, display the properties dialog | 4 |
| Modify the properties | 8 |
| Others: | |
| Drawing only in the image area | 2 |
| If you are not using QT designer (say it in README.txt) | 10 |
| If you are using QT designer (say it in README.txt), Choose two of the following to implement: | 10 |
| 1. Multiple level undo and redo | |
| 2. Display the status bar, which tracks the mouse position and display them here | |
| 3. Implement the scroll bar | |
| 4. Implement the function Zoom in and Zoom out | |
| 5. Implement a mean filter and median filter | |
| Style: | 10 |
| Comprehensibility: | 5 |
| Total: | 100 |
| B&W? | |