Method and apparatus for displaying electronic document including handwritten data

An apparatus for displaying an electronic document, comprising:

• a display unit having a prescribed display area;
• a first reading unit configured to read a dynamic layout type electronic document from a prescribed storage medium;
• a second reading unit configured to read, from a prescribed storage medium, user data including shape data specifying the shape of handwritten data written to said electronic document, write area information specifying a position in said electronic document where said handwritten data was written, and layout information at the time of writing specifying a display layout of said electronic document when said handwritten data was formed, and related to the electronic document read by said first reading unit;
• and
• a layout calculating unit configured to calculate a layout of said electronic document read by said first reading unit and layout of the handwritten data read by said second reading unit, based on a display parameter set in said display unit;
• wherein
• said layout calculating unit includes
• a determining unit configured to determine, using said display parameter and said layout information at the time of writing, whether it is possible to give a display maintaining positional relation between the handwritten data and the electronic document in the vicinity of said handwritten data at the time when said hand written data was formed, if said electronic document were laid-out using said display parameter and said handwritten data were laid-out based on the layout information at the time of writing, and
• a first layout unit configured to calculate, in response to a determination by said determining unit that said display maintaining the relation is possible, a layout to have said handwritten data overlapping said electronic document while maintaining the positional relation between said handwritten data and said electronic document in the vicinity of said handwritten data, using said display parameter and said layout information at the time of writing.

A computer implemented method of displaying an electronic document on a display apparatus having a prescribed display area serving also as a handwriting input apparatus, comprising:

• the reading step of reading a dynamic layout type electronic document from a prescribed storage medium;
• the layout calculating step of calculating a display layout of the electronic document read in said reading step, in accordance with a display parameter set in advance in relation to said display area;
• the display step of displaying contents of said electronic document on said display area, in accordance with the display layout calculated in said layout calculating step;
• the handwritten data input step of receiving an input of handwritten data from said handwriting input apparatus, to the electronic document displayed on said display unit, and displaying the handwritten data overlapping a main body of the electronic document, on said display area;
• and
• the step of saving user data including information specifying a display layout of said electronic document at the time when said handwritten data was input;
• wherein
• said user data includes shape data specifying shape of said handwritten data, write area information specifying a position in said electronic document where said handwritten data was written, and layout information at the time of writing specifying a layout of a main body of said electronic document when said handwritten data was written.

A computer readable recording medium storing an instruction to cause a computer, which is connectable to a display apparatus having a prescribed display area also serving as a handwriting input apparatus and to a prescribed storage medium, to execute a method of displaying an electronic document, wherein

• said method includes:
• the reading step of reading a dynamic layout type electronic document from a prescribed storage medium;
• the layout calculating step of calculating a display layout of the electronic document read in said reading step, in accordance with a display parameter set in advance in relation to said display area;
• the display step of displaying contents of said electronic document on said display area, in accordance with the display layout calculated in said layout calculating step;
• the handwritten data input step of receiving an input of handwritten data from said handwriting input apparatus, to the electronic document displayed on said display unit, and displaying the handwritten data overlapping a main body of the electronic document, on said display area;
• and
• the step of saving user data including information specifying a display layout of said electronic document at the time when said handwritten data was input;
• wherein
• said user data includes shape data specifying shape of said handwritten data, write area information specifying a position in said electronic document where said handwritten data was written, and layout information at the time of writing specifying a layout of a main body of said electronic document when said handwritten data was written.

An apparatus for displaying an electronic document, including a processor, a memory connected to the processor, a display unit, operatively connected to the processor, having a prescribed display area serving also as a handwriting input apparatus, and a prescribed storage medium coupled to said processor, for displaying an electronic document stored in said prescribed storage medium on said display area, wherein

• said memory stores a computer program to be executed by said processor;
• and
• said computer program includes:
• a program code for reading a dynamic layout type electronic document from a prescribed storage medium;
• a program code for calculating a display layout of the electronic document read by said program code for reading, in accordance with a display parameter set in advance in relation to said display area;
• a program code for displaying contents of said electronic document on said display area, in accordance with the display layout calculated in said layout calculating program code;
• a handwritten data input program code for receiving an input of handwritten data from said handwriting input apparatus, to the electronic document displayed on said display unit, and displaying the handwritten data overlapping a main body of the electronic document, on said display area;
• and
• a program code for saving user data including information specifying a display layout of said electronic document at the time when said handwritten data was input;
• wherein
• said user data includes shape data specifying shape of said handwritten data, write area information specifying a position in said electronic document where said handwritten data was written, and layout information at the time of writing specifying a layout of a main body of said electronic document when said handwritten data was written.

A computer implemented method of displaying an electronic document on a display apparatus having a prescribed display area serving also as a handwriting input apparatus, comprising:

• the first reading step of reading a dynamic layout type electronic document from a prescribed storage medium;
• the second reading step of reading, from a prescribed storage medium, user data including shape data specifying the shape of handwritten data written to said electronic document, write area information specifying a position in said electronic document where said handwritten data was written, and layout information at the time of writing specifying a display layout of said electronic document when said handwritten data was formed, and related to the electronic document read in said first reading step;
• and
• the step of calculating a layout of said electronic document read in said first reading step and a layout of the handwritten data read in said second reading step, based on a display parameter set in said display apparatus;
• wherein
• said step of calculating layouts includes the steps of
• determining, using said display parameter and said layout information at the time of writing, whether it is possible to give a display maintaining positional relation between the handwritten data and the electronic document in the vicinity of said handwritten data at the time when said hand written data was formed, if said electronic document were laid-out using said display parameter and said handwritten data were laid-out based on the layout information at the time of writing, and
• calculating, in response to a determination in said determining step that said display maintaining the relation is possible, a layout to have said handwritten data overlapping said electronic document while maintaining the positional relation between said handwritten data and said electronic document in the vicinity of said handwritten data, using said display parameter and said layout information at the time of writing.

A computer readable recording medium storing an instruction to cause a computer, which is connectable to a display apparatus having a prescribed display area also serving as a handwriting input apparatus and to a prescribed storage medium, to execute a method of displaying an electronic document, wherein

• said method includes:
• the first reading step of reading a dynamic layout type electronic document from a prescribed storage medium;
• the second reading step of reading, from a prescribed storage medium, user data including shape data specifying the shape of handwritten data written to said electronic document, write area information specifying a position in said electronic document where said handwritten data was written, and layout information at the time of writing specifying a display layout of said electronic document when said handwritten data was formed, and related to the electronic document read in said first reading step;
• and
• the step of calculating a layout of said electronic document read in said first reading step and a layout of the handwritten data read in said second reading step, based on a display parameter set in said display apparatus;
• wherein
• said step of calculating layouts includes the steps of
• determining, using said display parameter and said layout information at the time of writing, whether it is possible to give a display maintaining positional relation between the handwritten data and the electronic document in the vicinity of said handwritten data at the time when said hand written data was formed, if said electronic document were laid-out using said display parameter and said handwritten data were laid-out based on the layout information at the time of writing, and
• calculating, in response to a determination in said determining step that said display maintaining the relation is possible, a layout to have said handwritten data overlapping said electronic document while maintaining the positional relation between said handwritten data and said electronic document in the vicinity of said handwritten data, using said display parameter and said layout information at the time of writing.

An apparatus for displaying an electronic document, including a processor, a memory connected to the processor, a display unit, operatively connected to the processor, having a prescribed display area serving also as a handwriting input apparatus, and a prescribed storage medium coupled to said processor, for displaying an electronic document stored in said prescribed storage medium on said display area, wherein

• said memory stores a computer program executed by said processor;
• and
• said computer program includes:
• the first reading program code for reading a dynamic layout type electronic document from a prescribed storage medium;
• the second reading program code for reading, from a prescribed storage medium, user data including shape data specifying the shape of handwritten data written to said electronic document, write area information specifying a position in said electronic document where said handwritten data was written, and layout information at the time of writing specifying a display layout of said electronic document when said handwritten data was formed, and related to the electronic document read by said first reading program code;
• and
• a program code for calculating a layout of said electronic document read by said first reading program code and a layout of the handwritten data read by said second reading program code, based on a display parameter set in said display apparatus;
• wherein
• said program code for calculating layouts includes
• the program code for determining, using said display parameter and said layout information at the time of writing, whether it is possible to give a display maintaining positional relation between the handwritten data and the electronic document in the vicinity of said handwritten data at the time when said hand written data was formed, if said electronic document were laid-out using said display parameter and said handwritten data were laid-out based on the layout information at the time of writing, and
• the program code for calculating, in response to a determination by said determining program code that said display maintaining the relation is possible, a layout to have said handwritten data overlapping said electronic document while maintaining the positional relation between said handwritten data and said electronic document in the vicinity of said handwritten data, using said display parameter and said layout information at the time of writing.