JP2014170538A - Font file correction and conversion method, system therefor and computer readable recording medium - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a font file correction and conversion method for correcting or converting font data already stored in a font file so as to check an error with respect to a result, a system therefor and a computer readable recording medium.SOLUTION: In one embodiment of the present invention, a font file management system comprises: an information read section for reading font data from a font file; an output control section for generating a user interface in such a manner that a user can confirm the font data, and controlling output so as to display the font data on a display section via the user interface; a correction/conversion section for correcting or converting the font data in the case where the user selects the correction or the conversion for the font data via the user interface, and adding the corrected or converted font data to the font file; and an error check section for checking the presence/absence of an error in the corrected or converted font data.

Description

  One embodiment of the present invention relates to a font file correction and conversion method, a system thereof, and a computer-readable recording medium.

  A font is a character set with the same design. Operating systems (OS) that operate computers have fonts as files and handle various types of characters.

  Font files contain character sets that are encoded to use characters in a computer. A character set (character set) or character set defines a set of characters for representing information, and may consist of characters themselves, character codes, and glyphs. Character encoding or contracted encoding is a method of storing a collection of characters and symbols in a computer or encoding them for use in communications. A code that is encoded by character encoding and that means the original character or symbol when decoded is called a character code.

  Character codes are country-specific character codes that are specified and used differently in each country according to the characters, and an international unified character code system proposed by a method that expresses the languages of each country in a unified way, In other words, there is Unicode (Unicode) which is a character code standard that defines an encoded character set, a character encoding method, and the like. The character codes for each country include Korean code “KS5601”, Japanese code “Shift JIS”, Chinese mainland Chinese character standard code “GB2312”, Taiwanese Chinese character standard code “Big5”, US character There is "ASCII" which is a standard code. “ASCII” is 1 byte, but “KS5601”, “Shift JIS”, “GB2312”, and “Big5” are 2 bytes. Unicode is unified to 16 bits in order to use all characters and special symbols of various languages used all over the world.

  The main object of the present invention is to correct or convert font data already stored in a font file, and to check and correct errors in the corrected or converted result. A computer-readable recording medium is provided.

  To achieve the above object, a font file management system according to an aspect of the present invention generates an information reading unit that reads font data from a font file, a user interface so that a user can check the font data, and An output control unit that controls output so that the font data is displayed on a display unit via a user interface; and if the user selects correction or conversion of the font data via the user interface, the font data is corrected Alternatively, a correction conversion unit that converts and adds the corrected or converted font data to the font file, and an error checking unit that checks whether the corrected or converted font data has an error.

  In the present invention, the information reading unit accesses a header of the font file to read a font table, and the output control unit creates the user interface for the font table.

  In the present invention, the output control unit determines whether or not the font table can be corrected or converted. When the font table can be corrected or converted, the font table is corrected via the user interface. Alternatively, the output is controlled to indicate that conversion is possible.

  In the present invention, the correction conversion unit corrects the first character set in the font data and / or converts the first character set to generate a second character set, and the corrected first character set. Alternatively, the second character set is added to the font file.

  In the present invention, when the user selects to convert the character code of the first character set already included in the font file into another character code, the correction conversion unit includes the character already included in the font file. A code conversion unit that converts a code into the other character code selected by the user, a mapping unit that maps the converted other character code and the glyph of the first character set, and the first character set A character set generation unit that generates the second character set using the characters of the character, the converted other character code, and the mapped glyph, and a cmap for the second character set generated by the character set generation unit Table generation unit for generating a table, and data for adding the cmap table generated by the table generation unit to the font file It includes a Kabe, a.

  In the present invention, the error checking unit checks whether two or more other character codes are mapped to one glyph in the second character set.

  In the present invention, the error checking unit checks whether or not the other character code is mapped to the character in the second character set.

  In the present invention, when an error is detected from the first character set or the second character set corrected by the error checking unit, the output control unit makes an error character different from an error-free character. The output is controlled so that the user can confirm the erroneous character.

  In the present invention, the output control unit controls output so that the erroneous character is expressed in a hue different from that of the error-free character.

  In the present invention, the output control unit controls to collect the erroneous characters and output them in a separate pop-up window.

  According to another aspect of the present invention, there is provided a font file management method comprising: reading font data from a font file; displaying the read font data on a display unit; and correcting or converting the font data by a user. If there is a selection, the method includes a step of correcting or converting the font data, and a step of checking whether or not the corrected or converted font data has an error.

  In the present invention, the reading step reads the font table by accessing the header of the font file.

  In the present invention, the display step includes a step of generating a user interface for displaying the font data, and a step of displaying the font data via the user interface, wherein the font data is displayed. , The font data that can be corrected or converted and the font data that cannot be corrected or converted are displayed separately.

  In the present invention, the correction or conversion method includes a step of requesting correction or conversion of the first character set in the font data, correcting the first character set in response to the request, and / or the first character set. Converting a character set to the requested second character set and adding the modified first character set or the second character set to the font file.

  In the present invention, when the user selects to convert the character code of the first character set already included in the font file into another character code, the conversion step includes the character code already included in the font file. Are converted to the other character code selected by the user, the converted other character code and the glyph of the second character set are mapped, and the characters in the first character set are converted. Generating the second character set using the other character code that has been mapped and the glyph that has been mapped.

  In the present invention, the adding step includes a step of generating a cmap table for the generated second character set, and a step of adding the cmap table to the font file.

  In the present invention, the error checking step checks whether the other character code is mapped to the character in the second character set.

  In the present invention, when the error checking step detects an error from the corrected first character set or the second character set, the error checking step expresses the error character differently from the error-free character, and The method further includes a step of outputting a certain character so that the user can confirm.

  In the present invention, the error checking step outputs the erroneous character so that it is expressed in a hue different from that of the error-free character, or collects the erroneous characters in a separate pop-up window. Output.

  A computer-readable recording medium according to an aspect of the present invention stores one or more programs including instruction words for performing the font file management method.

  According to the above-described embodiment of the present invention, a font file encoded by a predetermined standard can be corrected and / or converted into a code of another standard, and an error in a corrected or converted character set can be automatically detected. Can be inspected automatically.

1 is a configuration diagram schematically showing a font file management system according to an embodiment of the present invention; FIG. It is a figure which shows the structure of a font file roughly. It is a figure which shows the screen which displayed the font table and the character set. It is a figure which shows the structure of a cmap table roughly. It is a flowchart which shows the conversion of a character code roughly. It is a figure which displays the character set in which the error generate | occur | produced after character code conversion. 3 is a flowchart schematically illustrating a font file management method according to an embodiment of the present invention;

  While the invention is susceptible to various modifications, and may have various embodiments, specific embodiments are illustrated in the drawings and are described in detail in the Detailed Description section. However, this is not intended to limit the invention to any particular embodiment, but can include any modification, equivalent, or alternative that falls within the spirit and scope of the invention.

  In describing the present invention, when it is recognized that a specific description related to the related art is likely to obscure the gist of the present invention, a detailed description thereof can be omitted. Further, the numbers (for example, first and second) used in the description process of the present specification may be identification symbols for distinguishing a certain component from other components.

  Further, in this specification, when a certain component is referred to as “connected” or “connected” to another component, the certain component is directly connected to the other component, or The components may be connected to each other, but may be connected or connected to each other via the other components unless there is a statement to the contrary.

  Hereinafter, specific contents for carrying out the present invention will be described with reference to the accompanying drawings.

  FIG. 1 is a block diagram schematically showing a font file management system according to an embodiment of the present invention.

  1, a font file management system 100 according to an embodiment of the present invention includes an information reading unit 110, a correction conversion unit 120, an output control unit 130, and an error checking unit 140.

  The information reading unit 110 can read font data from the font file. The font file includes data of the font itself and setting information related to the font. The information reading unit 110 can read setting information related to the font.

  FIG. 2 is a diagram schematically showing a part of the structure of the font file, and corresponds to the header portion of the font file.

  In FIG. 2, the font file may be composed of a font directory, a table directory, and a font table.

  The font directory can contain information about the type and number of tables for identifying font files. The table directory is an entry point for accessing the table, and may have a directory entry structure corresponding to the number of tables included in the font file. The font table may include a cmap table, name table, head table, hhea table, hmtx table, maxp table, post table, OS / 2 table, and the font is a true type glyph. (glyph) can further include a glyf table and a loca table. In the case of a CFF font, a cff table can be further included.

  The information reading unit 110 can read font-related information by accessing the font directory, table directory, and font table of the font file.

  The output control unit 130 can control the font data read by the information reading unit 110 to be output to the display unit. The output control unit 130 can output font data read by the information reading unit 110, for example, data related to the font directory, the table directory, and the font table to the display unit. When outputting these data, the output control unit 130 can generate a user interface so that the user can check the font data, and output the font data on the display unit via the user interface. Can be controlled.

  FIG. 3 shows a user interface for displaying the font directory generated by the output control unit 130.

  In FIG. 3, the output control unit 130 can output data related to the font table read by the information reading unit 110. That is, the data related to the font table read by the information reading unit 110 by accessing the font file may be the font table name and the size of the font table included in the font file. The user interface can be generated so that the font table name and its size 210 are displayed on the display unit as shown in FIG. Further, the output control unit 130 can generate a user interface 220 that can output by mapping characters, character codes, and glyphs included in the font file.

  Further, the output control unit 130 determines whether or not the font data read by the information reading unit 110 can be corrected or converted by the user. The output can be controlled to indicate that the font data can be modified or converted via. For example, the output can be controlled so that the font data that can be modified or converted can be displayed in another hue so as to be distinguished from the font data that cannot be modified or converted.

  The user can input correction or conversion for the font data via the user interface. In this case, the correction conversion unit 120 corrects or converts the font data based on the input items, and corrects or converts the font data. The performed font data can be added to the font file.

  For example, the user can select the correction of the character set in the font data, or the conversion to another operating system (OS) character set or a character set of another country. Can modify the character set contained in the font file and / or convert it to another character set.

  FIG. 3 shows a character set including characters themselves, character codes, and glyphs included in the font file.

  A character set or character set defines a set of characters for representing information, and consists of a character itself, a character code, and a glyph. Character encoding or contract encoding refers to a method of storing a collection of characters and symbols in a computer and / or encoding them for use in communications. A code that is encoded by character encoding and that means the original character or symbol when decoded is called a character code.

  Character codes include country-specific character codes that are specified and used for each country according to characters, and Unicode, which is an international character code convention proposed by a method that expresses the languages of countries around the world in a unified way. . The character codes for each country include Korean code “KS5601”, Japanese code “Shift JIS”, Chinese mainland Chinese character standard code “GB2312”, Taiwanese Chinese character standard code “Big5”, US character There is "ASCII" which is a standard code. “ASCII” is 1 byte, but “KS5601”, “Shift JIS”, “GB2312”, and “Big5” are 2 bytes. Unicode is unified to 16 bits in order to use all characters and special symbols of various languages used all over the world.

  The font file can include at least one character set encoded in the above-described character code.

  The correction conversion unit 120 can correct the first character set included in the font file and / or convert the first character set to generate a new second character set. The first character set or the second character set can be added to the font file.

  Specifically, the correction conversion unit 120 can include a code conversion unit 121, a mapping unit 122, a character set generation unit 123, a table generation unit 124, and a data addition unit 125.

  When the user selects to convert the character code of the first character set already included in the font file into another character code, the code conversion unit 121 converts the character code already included by the user. It can be converted into the selected other character code. For example, when the first character set included in the font file is encoded in KS5601 which is a Hangul completed code, if the user selects to convert it into Unicode, the code conversion unit 121 may cause the first character set to be converted into Unicode. A set of character codes can be converted to Unicode.

  The mapping unit 122 can map the character code converted by the code conversion unit 121 and the glyph of the first character set. The code conversion unit 121 converts only the character code of the first character set, and the mapping unit 122 can map the character code converted by the code conversion unit 121 and the glyph of the first character set. The mapping unit 122 can use the glyph information of the first character set in the data related to the cmap table (31, 32, 33 in FIG. 4) read by the information reading unit 110.

  FIG. 5 is a flowchart schematically showing character code conversion.

のグリフ５２は「３９２６」であり，このユニコード５３は「ＡＣ００」に相当する。コード変換部１２１は，ユニコード「ＡＣ００」をＫＳコード５４である「Ｂ０Ａ１」に変換することができる。また，マッピング部１２２は，変換されたＫＳコード５４である「Ｂ０Ａ１」とグリフ５２を自動的にマッピングすることができる。 In FIG. 5, characters

The glyph 52 is “3926”, and the Unicode 53 corresponds to “AC00”. The code conversion unit 121 can convert the Unicode “AC00” to “B0A1” which is the KS code 54. Also, the mapping unit 122 can automatically map “B0A1”, which is the converted KS code 54, and the glyph 52.

  The character set generation unit 123 may generate a second character set newly encoded using the characters in the first character set and the glyph mapped to the character code converted by the code conversion unit 121. it can. As described above, the character set includes characters, character codes, and glyphs, and the character set generation unit 123 combines the characters and glyphs of the first character set, and the character codes converted by the code conversion unit 121 to generate the second character set. A character set can be generated.

  The table generation unit 124 can generate a cmap table for the second character set generated by the character set generation unit 123. As shown in FIG. 4, the cmap table includes a cmap header 31, an encoding directory 32, and a format specific subtable 33. The table generation unit 124 includes a cmap header 31 for the second character set, An encoding directory 32 and a format specific sub-table 33 can be generated.

  The data adding unit 125 can add the cmap table generated by the table generating unit 124 to the font file. Accordingly, the font file can include the first character set already included and the converted second character set, and the cmap table thereof.

  The error checking unit 140 can check whether there is an error in the corrected or converted font data.

  For example, the error checking unit 140 checks whether or not two or more other character codes are mapped to one glyph in the second character set and / or the other character code in the second character set. It is possible to check whether or not the character code is mapped.

  When an error is detected from the first character set or the second character set corrected by the error checker 140, the error checker 140 transmits the detected error to the output controller 130, and the output controller 130 It is possible to control the output so that the user can confirm the erroneous character by expressing the erroneous character differently from the error-free character.

  Hereinafter, it will be described in detail with reference to FIG. FIG. 6 is a diagram showing a character set in which an error has occurred after character code conversion.

  In FIG. 6, m1 and m2 are the same as the glyph “3”. That is, two codes are mapped to the same glyph. In this case, the output control unit 130 expresses an errored character with a hue different from that of an errorless character, unlike an errorless character. The output can be controlled. As another modification, the output control unit 130 can control to collect the erroneous characters and output them as a separate pop-up window.

  Further, the output control unit 130 can control the output by expressing different colors so that the user can recognize even if there are characters and glyphs as in m3 but no code is mapped. .

  Such a font file management system according to an embodiment of the present invention can easily output and correct font file data. In particular, “KS5601”, which is a two-byte Hangul completion code, “Shift JIS”, which is a Japanese code, “GB2312”, which is a mainland Chinese character standard code, “Big5” which is a Taiwanese standard character code, These 2-byte codes and 1-byte codes can also be automatically converted.

  Further, the accuracy of code conversion or correction can be improved by inspecting whether or not there is an error in the converted or corrected character set and displaying it to the user.

  FIG. 7 is a flowchart schematically showing a font file management method according to an embodiment of the present invention.

  In FIG. 7, the font file management method according to the embodiment of the present invention can first read font data from a font file (S101). After reading the font file, the information reading unit 110 can read the font-related information by accessing the font directory, the table directory, and the font table of the font file.

  Next, a UI is generated according to the read font data (S102), and the font data can be displayed on the display unit via the UI (S103). The output control unit 130 can control the font data read by the information reading unit 110 to be output to the display unit. The output control unit 130 can output the font data read by the information reading unit 110, for example, the font directory, and the data related to the table directory and the font table to the display unit. When outputting these data, the output control unit 130 can generate a user interface so that the user can check the font data, and output the font data on the display unit via the user interface. Can be controlled.

  Next, when there is an input of a request for correction or conversion of the user's font data, the font data can be corrected or converted in response to the request (S104). For example, the user can select correction of the character set in the font data or conversion to another OS character set or a character set of another country. In this case, the correction conversion unit 120 selects the font file. Can be modified and / or converted to other character sets. That is, the correction conversion unit 120 can correct the first character set included in the font file and / or convert the first character set to generate a new second character set, and the correction can be made. In addition, the first character set or the second character set can be added to the font file.

  Specifically, in the conversion step, when the user selects to convert the character code of the first character set already included in the font file into another character code, the code conversion unit 121 is already included. The character code can be converted into the other character code selected by the user, and the mapping unit 122 can map the converted other character code and the glyph of the second character set. . Next, the character set generation unit 123 can generate the second character set using the characters of the first character set, the converted other character code, and the mapped glyph. Next, the data adding unit 125 can generate a cmap table for the generated second character set, and can add the cmap table to the font file.

  Next, after the character set is generated, it can be checked whether the other character code is mapped to the character in the second character set.

  In the error checking step, when an error is detected from the corrected first character set or the second character set, the erroneous character is expressed differently from the errorless character. The output control unit 130 may output the errored character so that the errored character is expressed in a hue different from that of the errorless character, or the errored character. Can be collected and output as a separate popup window.

  The above description is merely illustrative of the technical idea of the present invention, and any person having ordinary knowledge in the technical field to which the present invention belongs will not depart from the essential characteristics of the present invention. Various modifications and variations are possible within the scope.

  Therefore, the embodiments disclosed in the present invention are not intended to limit the technical idea of the present invention, but merely for explanation, and the scope of the technical idea of the present invention is limited by these embodiments. There is nothing.

  The protection scope of the present invention shall be construed by the following claims, and all technical ideas within the equivalent scope should be construed as being included in the scope of the right of the present invention.

100: Font file management system 110: Information reading unit 120: Correction conversion unit 121: Code conversion unit 122: Mapping unit 123: Character set generation unit 124: Table generation unit 125: Data addition unit 130: Output control unit 140: Error Inspection unit

Claims (20)

An information reading unit for reading font data from a font file;
An output control unit that generates a user interface so that a user can check the font data, and controls output so that the font data is displayed on a display unit via the user interface;
A correction conversion unit that corrects or converts the font data and adds the corrected or converted font data to the font file when the user selects correction or conversion of the font data via the user interface;
An error checking unit for checking whether the corrected or converted font data has an error;
A font file management system comprising: The information reading unit reads a font table by accessing a header of the font file,
2. The font file management system according to claim 1, wherein the output control unit creates the user interface for the font table.   The output control unit determines whether or not the font table can be corrected or converted. When the font table can be corrected or converted, the font table can be corrected or converted via the user interface. 3. The font file management system according to claim 2, wherein the output is controlled so as to display the presence.   The correction conversion unit corrects the first character set in the font data and / or converts the first character set to generate a second character set, and the corrected first character set or the second character set 2. The font file management system according to claim 1, wherein a character set is added to the font file. The correction conversion unit
When the user selects to convert the character code of the first character set already included in the font file into another character code, the character code already included in the other character code selected by the user is selected. A code conversion unit for converting to a character code;
A mapping unit that maps the converted other character code and the glyph of the first character set;
A character set generation unit that generates the second character set using the characters of the first character set, the converted other character code, and the mapped glyph;
A table generator for generating a cmap table for the second character set generated by the character set generator;
A data adding unit for adding the cmap table generated by the table generating unit to the font file;
The font file management system according to claim 4, further comprising:   6. The font file management system according to claim 5, wherein the error checking unit checks whether two or more other character codes are mapped to one glyph in the second character set.   6. The font file management system according to claim 5, wherein the error checking unit checks whether or not the other character code is mapped to the character in the second character set. When an error is detected from the first character set or the second character set corrected by the error checking unit,
6. The font according to claim 5, wherein the output control unit controls the output so that a user can confirm the erroneous character by expressing the erroneous character differently from the error-free character. File management system.   9. The font file management system according to claim 8, wherein the output control unit controls the output so that the erroneous character is expressed in a hue different from that of the error-free character.   10. The font file management system according to claim 9, wherein the output control unit controls to collect the erroneous characters and output them in a separate pop-up window. Reading font data from the font file;
Displaying the read font data on a display unit;
Modifying or converting the font data if the user has a choice of modifying or converting the font data;
Checking the corrected or converted font data for errors;
A method for managing font files.   12. The font file management method according to claim 11, wherein in the reading step, a font table is read by accessing a header of the font file. The display step includes
Generating a user interface for displaying the font data;
Displaying the font data via the user interface;
Including
12. The font file management method according to claim 11, wherein when the font data is displayed, the font data that can be corrected or converted and the font data that cannot be corrected or converted are displayed separately. The modification or conversion step includes:
Requesting correction or conversion of the first character set in the font data;
Modifying the first character set in response to the request and / or converting the first character set to the requested second character set;
Adding the modified first character set or the second character set to the font file;
The font file management method according to claim 11, further comprising: The conversion step includes:
When the user selects to convert the character code of the first character set already included in the font file into another character code, the character code already included in the other character code selected by the user is selected. Converting to character code;
Mapping the converted other character code to the glyph of the second character set;
Generating the second character set using the characters of the first character set, the converted other character code, and the mapped glyph;
15. The font file management method according to claim 14, further comprising: The additional step includes
Generating a cmap table for the generated second character set;
Adding the cmap table to the font file;
The font file management method according to claim 15, further comprising:   The font file management method according to claim 15, wherein the error checking step checks whether or not the other character code is mapped to the character in the second character set.   In the error checking step, when an error is detected from the corrected first character set or the second character set, the erroneous character is expressed differently from the errorless character. 18. The font file management method according to claim 17, further comprising a step of outputting so that the user can confirm.   The error checking step outputs the erroneous character so that it is expressed in a hue different from the error-free character, or collects the erroneous character and outputs it in a separate pop-up window. The font file management method according to claim 18, wherein:   A computer-readable recording medium storing at least one program including an instruction word for performing the font file management method according to any one of claims 11 to 19.

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