Mobile terminal having a panorama photographing function and method for controlling operation thereof

1. A mobile terminal, comprising:

a camera configured to capture images;

a display configured to display a panorama guide including a lattice having at least two rows on a preview screen when a panorama photographing operation using the camera is performed;

a sensor configured to sense a motion of the terminal; and

a controller configured to:

control the display to display a position guide indicating a photographing position of the terminal when performing the panorama photographing operation; and

control the display to display a image guide including an edge region of a previously photographed image in an edge region of the preview screen,

wherein the edge region of the previously photographed image corresponds to a camera angle rotation direction in the previously photographed image, and

wherein the edge region of the preview screen corresponds to a direction opposite to the camera angle rotation direction in the preview screen.

2. The mobile terminal of claim 1 , wherein the controller is further configured to mark one section of the lattice of the panorama guide that identifies a first photographed image of the panorama photographing operation.

3. The mobile terminal of claim 2 , wherein the sensor is further configured to sense at least one of a horizontally state and forward-and-backward tilting state of the mobile terminal, and the position guide includes a predetermined horizontal guide indicating the sensed horizontally or forward-and-backward tilting state of the mobile terminal.

4. The mobile terminal of claim 3 , wherein the controller is further configured to compare a sensed first horizontally state of the terminal in a position for photographing a first image to a sensed second horizontally state of the terminal in a position for photographing a second image, and to provide optical information through the displayed horizontal guide, and

wherein the optical information represents a changing amount of the horizontally of the terminal between the sensed first and second horizontally states.

5. The mobile terminal of claim 3 , wherein the controller is further configured to compare a sensed first tilting state of the terminal in a position for photographing a first image to a sensed second tilting state of the terminal in a position for photographing a second image, and to provide optical information through the displayed horizontal guide, and

wherein the optical information represents a changing amount of the tilting of the terminal between the sensed first and second tilting states.

6. The mobile terminal of claim 2 , wherein the controller is further configured to perform the panorama photographing in a clockwise or counterclockwise direction from the marked one section of the lattice that identifies the first photographed image of the panorama photographing operation.

7. The mobile terminal of claim 2 , further comprising:

an input unit configured to receive, from a user of the terminal, an order of photographing images for performing the panorama photographing operation for constructing a panorama picture.

8. The mobile terminal of claim 1 , wherein the controller is further configured to control the display to overlay the panorama guide on the preview screen.

9. The mobile terminal of claim 1 , wherein the sensor is further configured to sense an acceleration value of the mobile terminal when the mobile terminal is moved from a position for photographing a first image to a position for photographing a second image included in the panorama photographing operation for photographing a panorama picture, and

wherein the controller is further configured to move a highlight from a first section of the lattice of the panorama guide indicating the first image to a second section of the lattice of the panorama guide in accordance with the sensed acceleration value.

10. The mobile terminal of claim 1 , wherein the controller is configured to control the display to display the panorama guide, position guide and image guide simultaneously on the preview screen.

11. A method of controlling a mobile terminal, the method comprising:

displaying a panorama guide including a lattice having at least two rows on a preview screen when a panorama photographing operation using a camera on the terminal is performed;

sensing a motion of the terminal;

displaying a position guide indicating a photographing position of the terminal when performing the panorama photographing operation; and

displaying an image guide including an edge region of a previously photographed image in an edge region of the preview screen,

wherein the edge region of the previously photographed image corresponds to a camera angle rotation direction in the previously photographed image, and

wherein the edge region of the preview screen corresponds to a direction opposite to the camera angle rotation direction in the preview screen.

12. The method of claim 1 , wherein the sensing step senses at least one of a horizontally state and forward-and-backward tilting state of the mobile terminal, and the position guide includes a predetermined horizontal guide indicating the sensed horizontally or forward-and-backward tilting state of the mobile terminal.

13. The method of claim 12 , further comprising:

comparing a sensed first horizontally state of the terminal in a position for photographing a first image to a sensed second horizontally state of the terminal in a position for photographing a second image; and

providing optical information through the displayed horizontal guide, wherein the optical information represents a changing amount of horizontally of the terminal between the sensed first and second horizontally states.

14. The method of claim 12 , further comprising:

comparing a sensed first tilting state of the terminal in a position for photographing a first image to a sensed second tilting state of the terminal in a position for photographing a second image; and

providing optical information through the displayed horizontal guide, wherein the optical information represents a changing amount of tilting of the terminal between the sensed first and second tilting states.

15. The method of claim 11 , further comprising:

marking one section of the lattice of the panorama guide that identifies a first photographed image of the panorama photographing operation.

16. The method of claim 15 , further comprising:

performing the panorama photographing in a clockwise or counterclockwise direction from the marked one section of the lattice that identifies the first photographed image of the panorama photographing operation.

17. The method of claim 11 , wherein the displaying the panorama guide overlays the panorama guide on the preview screen.

18. The method of claim 11 , further comprising:

setting, by a user of the terminal, an order of photographing images for performing the panorama photographing operation for constructing a panorama picture.

19. The method of claim 11 , further comprising:

sensing an acceleration value of the mobile terminal when the mobile terminal is moved from a position for photographing a first image to a position for photographing a second image included in the panorama photographing operation for photographing a panorama picture; and

moving a highlight from a first section of the lattice of the panorama guide indicating the first image to a second section of the lattice of the panorama guide in accordance with the sensed acceleration value.

20. The method of claim 1 , wherein the panorama guide, position guide and image guide are simultaneously displayed on the preview screen.