DISPLAY CONTROLLER, DISPLAY CONTROL METHOD, AND COMPUTER-READABLE STORAGE MEDIUM
First Claim
1. A display controller that controls display of an electronic book including a plurality of pages on a screen, comprising:
- a detection unit configured to detect a position of a cursor on a most frontally-displayed page of the plurality of pages, in response to a user operation;
an extraction unit configured to extract respective areas of shapes dependent on the detected position of the cursor, from an image representing the most frontally-displayed page and an image representing a reverse page with respect to the most frontally-displayed page, respectively; and
a drawing unit configured to draw the extracted areas on the screen.
1 Assignment
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Accused Products
Abstract
A display controller which displays an electronic book and enables a user to perform intuitive operations when switching between pages to be displayed. A CPU detects a cursor position on the most frontally-displayed one of a plurality of pages in response to a user operation. Further, the CPU extracts respective areas of shapes dependent on the detected cursor position, from an image representing the most frontally-displayed page and an image representing a reverse page with respect to the most frontally-displayed page. Then, the CPU draws the extracted areas on the screen.
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Citations
6 Claims
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1. A display controller that controls display of an electronic book including a plurality of pages on a screen, comprising:
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a detection unit configured to detect a position of a cursor on a most frontally-displayed page of the plurality of pages, in response to a user operation; an extraction unit configured to extract respective areas of shapes dependent on the detected position of the cursor, from an image representing the most frontally-displayed page and an image representing a reverse page with respect to the most frontally-displayed page, respectively; and a drawing unit configured to draw the extracted areas on the screen. - View Dependent Claims (2, 3, 4)
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5. A method of controlling display of an electronic book including a plurality of pages on a screen, comprising:
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detecting a position of a cursor on a most frontally-displayed page of the plurality of pages, in response to a user operation; extracting respective areas of shapes dependent on the detected position of the cursor, from an image representing the most frontally-displayed page and an image representing a reverse page with respect to the most frontally-displayed page, respectively; and drawing the extracted areas on the screen.
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6. A non-transitory computer-readable storage medium storing a program for causing a computer to execute a method of controlling display of an electronic book including a plurality of pages on a screen,
wherein the method comprises: -
detecting a position of a cursor on a most frontally-displayed page of the plurality of pages, in response to a user operation; extracting respective areas of shapes dependent on the detected position of the cursor, from an image representing the most frontally-displayed page and an image representing a reverse page with respect to the most frontally-displayed page, respectively; and drawing the extracted areas on the screen.
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Specification