Computer Graphic Method and Modular Thereof

1 . A method of computer graphics, comprising:

inputting a hand drawing to a computer;

identifying at least one characteristic of the hand drawing;

creating a regular shape based on the characteristic; and

replacing the hand drawing with the regular shape.

2 . The computer graphic method of claim 1 , wherein the step of inputting the hand drawing comprises:

using an input device for transmitting the computer a signal of a moving track of the input device;

converting the signal of the moving track into a plurality of pixels; and

linking the pixels for forming the hand drawing.

3 . The computer graphic method of claim 2 , wherein the step of identifying the characteristic of the hand drawing comprises:

forming a position function by calculating a relationship between a position and time of each pixel, wherein the position function is the characteristic of the hand drawing.

4 . The computer graphic method of claim 3 , wherein the step of creating the regular shape base on the characteristic comprises:

comparing the position function with a plurality of regular shape equations;

selecting an approximate regular shape equation from the regular shape equations; and

using the approximation regular shape equation to form the regular shape.

5 . The computer graphic method of claim 3 , wherein the step of identifying the characteristic of the hand drawing comprises optimizing the position function.

6 . The computer graphic method of claim 5 , wherein the step of creating the regular shape base on the characteristic comprises:

comparing the position function with a plurality of regular shape equations;

selecting an approximation regular shape equation approximating the position function from the regular shape equations; and

using the approximation regular shape equation to form the regular shape.

7 . The computer graphic method of claim 5 , wherein the step of creating the regular shape base on the characteristic comprises:

using the optimized position function to produce a plurality of regular points; and

linking the regular points to form the regular shape.

8 . The computer graphic method of claim 2 , wherein the input device is a computer mouse, an electronic whiteboard, or a touch panel.

9 . The computer graphic method of claim 8 , wherein the step of using the input device for transmitting the signal of the moving track to the computer comprises:

pushing a button on the input device to start recoding the moving track; and

releasing the button to stop recording.

10 . The computer graphic method of claim 1 , wherein the regular shape is a circuit, an ellipse, a rectangle, a polygon, a straight line, or a curve.

11 . A method of computer graphics, comprising:

drawing a hand drawing in a computer using an input device;

identifying at least a characteristic of the hand drawing;

comparing the characteristic with a plurality of regular characteristics;

creating a regular shape based on compared results; and

replacing the hand drawing with the regular shape.

12 . The computer graphic method of claim 11 , wherein the step of drawing the hand drawing in the computer by using the input device comprises:

transmitting the computer a signal of a moving track of the input device;

converting the signal of the moving track into a plurality of pixels; and

linking the pixels for forming the hand drawing.

13 . The computer graphic method of claim 12 , wherein the characteristic of the hand drawing is a position function, which represents a relation of a position and time of each pixel.

14 . The computer graphic method of claim 13 , wherein the step of identifying the characteristic of the hand drawing comprises optimizing the position function.

15 . The computer graphic method of claim 11 , wherein the regular shape is a circuit, an ellipse, a rectangle, a polygon, a straight line, or a curve.

16 . A computer graphics module, comprising:

a calculation unit, capable of calculating at least a characteristic of a hand drawing;

a comparison unit, electrically connecting the calculation unit, and capable of comparing the characteristic with a plurality of regular characteristics for selecting an approximate regular characteristic approximate the characteristic from the regular characteristics; and

a processor unit, electrically connecting the comparison unit, and capable of creating a regular shape base on the approximate regular characteristic and replacing the hand drawing with the regular shape.

17 . The computer graphics module of claim 16 , further comprising an input device electrically connecting the processor unit and capable of transmitting a plurality of pixels, wherein the hand drawing is composed of the pixels.

18 . The computer graphics module of claim 17 , wherein the characteristic of the hand drawing is a position function representing a relation of a position and time of each pixel.

19 . The computer graphics module of claim 17 , wherein the input device is a computer mouse, an electronic whiteboard, or a touch panel.

20 . The computer graphics module of claim 16 , further comprising a database electrically connecting the comparison unit and capable of storing the regular characteristics.