CN106406560B - Mechanical engineering character vector fonts output method and system in desktop operating system - Google Patents

Mechanical engineering character vector fonts output method and system in desktop operating system Download PDF

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CN106406560B
CN106406560B CN201610754499.4A CN201610754499A CN106406560B CN 106406560 B CN106406560 B CN 106406560B CN 201610754499 A CN201610754499 A CN 201610754499A CN 106406560 B CN106406560 B CN 106406560B
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character
subscript
splicing
output
basic element
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CN106406560A (en
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彭义兵
田少军
陈鉴
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Wuhan Open Information Technology Ltd By Share Ltd
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
    • G06F3/023—Arrangements for converting discrete items of information into a coded form, e.g. arrangements for interpreting keyboard generated codes as alphanumeric codes, operand codes or instruction codes
    • G06F3/0233—Character input methods
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F40/00—Handling natural language data
    • G06F40/10—Text processing
    • G06F40/12—Use of codes for handling textual entities
    • G06F40/126—Character encoding

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  • General Health & Medical Sciences (AREA)
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Abstract

The present invention relates to mechanical engineering character vector fonts output method and systems in a kind of desktop operating system, which comprises S1, carries out abstract processing to mechanical engineering character, to respective symbols induction and conclusion, is divided into conventional characters and splicing character；S2, successively according to initial basic element whether merge with meet memory space it is lesser require, algorithm realize character splicing complexity and basic element institute energy use scope size, determine the basic element collection of final character element；S3, determine that corresponding basic element in the position of font file, and draws corresponding character element symbol；Conventional characters and splicing character without rule voluntarily select suitable continuum position, draw character；Complete production, preservation and the installation of font file；S4, judge whether target output character is conventional characters, if conventional characters, then extract corresponding font file and export, if splicing character, then select joining method, splice target character and export.

Description

Mechanical engineering character vector fonts output method and system in desktop operating system
Technical field
The present invention relates to character processing techniques, and more specifically, it relates to mechanical engineering words in a kind of desktop operating system Accord with vector fonts output method and system.
Background technique
The process chart page of machinery industry has height similar to the EXCEL page, and the information between both softwares mutually turns A kind of trend will be become.But prior art card includes that the special engineering of a large amount of machinery field meets, and can not standardize place Reason.
Microsoft Office Excel (hereinafter referred to as MSOE) is the office software for being frequently necessary to use, it is not only mentioned Word processing, table-form making, graphical display are supplied, the functions such as data mart modeling support user's custom font to use typesetting with.
Need to use many mechanical notations in mechanical processing process, but in MSOE and other Homebrews or cannot Batch signatures are directly exported or be unable to, seriously restrict the efficiency of drawing, tabulation.And for machinery field additional character Demand, by the generation and displaying principle of carefully studying existing font.It was found that the character in all font files have it is corresponding Unicode code value, the corresponding encoded radio of the identical characters of different files be it is identical, only format is different.And when key entry one When a character, what is keyed in fact is encoded radio, and then MSOE finds encoded radio in this document according to the font format of selection Corresponding character.Change in font file and encode corresponding font characters, output of the MSOE to the font characters can be changed.So It creates customized font characters to export in MSOE, is entirely possible.
Summary of the invention
In view of this, it is necessary in view of the above-mentioned problems, providing mechanical engineering character vector font in a kind of desktop operating system Body output method and system make corresponding font for specific industry, and the sector personnel is facilitated to use.
To achieve the goals above, technical scheme is as follows:
Mechanical engineering character vector fonts output method in a kind of desktop operating system, comprising the following steps:
S1, abstract processing is carried out to mechanical engineering character, according to the complexity of symbol, the feature of common property, to corresponding Character induction and conclusion is divided into conventional characters and splicing character；
S2, to splicing character take out initial basic element collection, successively according to initial basic element whether can merge with Meet memory space it is lesser require, algorithm realize character splicing complexity and basic element institute energy use scope it is big It is small, determine the basic element collection of final character element；
S3, determine that corresponding basic element in the position of font file, and draws corresponding character element symbol；For commonly used word It accords with and the splicing character without rule voluntarily selects suitable continuum position, draw character；Complete the system of font file Make, save and installs；
S4, judge whether target output character is conventional characters, if conventional characters, then extract corresponding font file simultaneously Output then decomposes target splicing character, determines basic element, select joining method, splice target character if splicing character And it exports.
Preferably, according to encirclement ocra font ocr, upper subscript ocra font ocr, denominator molecule ocra font ocr, being answered in the step S2 Direct type character and conventional characters are merged to split mechanical engineering character and extract basic element.
Preferably, in step s3, the conventional characters include mechanical conventional characters, including roughnessEntirely BounceCylindricitySymmetry
Preferably, in step s 4, the joining method for surrounding ocra font ocr includes:
Spliced using add operation, when using round, square add operation splicing target character, no matter unit, Or dibit needs one space of each addition, is shown centered on character in graphical symbol before and after character, using positive triangle, falls When target character is spliced in triangle add operation, no matter single, double position needs two spaces of each addition, is scheming character before and after character It is shown centered in pictograph number.
Preferably, in step s 4, the joining method of the upper subscript ocra font ocr includes: to be carried out using add operation Splicing；Upper subscript ocra font ocr, which is divided into subscript, type, only subscript type and only subscript type three types；
There is ocra font ocr for upper subscript, obtains subscript length and subscript length and correlation first, then first export Radix exports a character by subscript, and subscript exports the part that subscript is isometric on the Sequential output of a character, if subscript length Less than subscript length, then the remaining part of subscript is individually exported, if subscript length is equal to subscript length, output character terminates, if Subscript length is greater than subscript length, then by output one subscript, one character, then exports the sequence in a space, output is all Subscript residue character.
Preferably, in step s 4, the joining method of the molecule denominator ocra font ocr include: calculate first molecule, The length of denominator, then longer string length is subtracted compared with short character strings length in molecule denominator, then divided by 2 be rounded obtain it is shorter The initial position that character string is shown centered on；
It exports in longer character string, it is one longer according to exporting when positioned at the character string being shown centered on before initial position Then character in character string exports the Sequential output of a horizontal line compared in the longer character string before short character strings initial position Character；
According to first exporting compared with a character in short character strings, the character in longer character string is then exported, then export cross The sequence of line, until being exported completely compared with short character strings；
According to a character for first exporting remaining character string in longer character string, the sequence of horizontal line is then exported, until compared with Long character string exports completely.
Preferably, in step s 4, for compound splicing ocra font ocr, meeting character string using add operation splicing.
Preferably, further including that the type described in character element address and character calculates in the step S4；Root According to character locating formula P=(176+H) * 256+161+ (A-48), ASCII character value find it in font file it is corresponding Position, in formula, P indicates the position in font file character area, is indicated with 10 hex values；176 16 systems are expressed as B0, are The mark that Chinese character area starts in font file, BO are a high position for GBK coding；The weight of H expression character；256 be Chinese character be double word Section, a high position account for a byte；48 be the ASCII character value of " 0 "；A is the number 0~9 or capitalization A~Z or small of input It writes the ASCII character value of female a~z.
Mechanical engineering character vector fonts output system in a kind of desktop operating system according to the above method, including data Library module, character locating module, font make module, character output module；
The database module is used to store basic element collection, conventional characters and the spcial character element of splicing character；
The character locating module determines the ASCII of weight H and character element for the classification according to belonging to character element Value, and by character locating formula, address of the calculating character element in font file；
The font production module is for judging that target output character is to splice for conventional characters or splicing character to target Character decomposes, and determines basic element, and splice target character；
The character output module is used to that splicing character, conventional characters and spcial character element to be carried out output and be shown.
Compared with prior art, the beneficial effects of the present invention are:
1, font can directly export in MSOE, be easy to use；
2, the font made is convenient for organization and management, and when needing corresponding font, installation be can be used；
3, it can be directed to specific industry, make corresponding font, the sector personnel is facilitated to use；
4, the character exported in technology document or report, printing is clear, and quality is high.
Detailed description of the invention
Fig. 1 is method flow block diagram in the embodiment of the present invention；
Fig. 2 is that the character of method in the embodiment of the present invention exports flow diagram；
Fig. 3 is system structure diagram in the embodiment of the present invention；
Fig. 4 is font production process block diagram in the embodiment of the present invention；
The position Fig. 5 present invention is the flow chart of the character output of the system in embodiment.
Specific embodiment
With reference to the accompanying drawings and examples to mechanical engineering character vector in a kind of desktop operating system of the present invention Font output method and system are described further.
It is mechanical engineering character vector fonts output method and system in desktop operating system of the present invention below Therefore preferred example does not limit the scope of protection of the present invention.
Figures 1 and 2 show that mechanical engineering character vector fonts output method in a kind of desktop operating system, including it is following Step:
S1, abstract processing is carried out to mechanical engineering character, according to the complexity of symbol, the feature of common property, to corresponding Character induction and conclusion is divided into conventional characters and splicing character；
S2, to splicing character take out initial basic element collection, successively according to initial basic element whether can merge with Meet memory space it is lesser require, algorithm realize character splicing complexity and basic element institute energy use scope it is big It is small, determine the basic element collection of final character element；
S3, determine that corresponding basic element in the position of font file, and draws corresponding character element symbol；For commonly used word It accords with and the splicing character without rule voluntarily selects suitable continuum position, draw character；Complete the system of font file Make, save and installs；
S4, judge whether target output character is conventional characters, if conventional characters, then extract corresponding font file simultaneously Output then decomposes target splicing character, determines basic element, select joining method, splice target character if splicing character And it exports.
Preferably, according to encirclement ocra font ocr, upper subscript ocra font ocr, denominator molecule ocra font ocr, being answered in the step S2 Direct type character and conventional characters are merged to split mechanical engineering character and extract basic element.
Preferably, in step s3, the conventional characters include mechanical conventional characters, including roughnessEntirely BounceCylindricitySymmetry
In the present embodimentIt is exactly mechanical Deng encirclement ocra font ocr The character that industry is in daily use is made of other characters such as number, letter, Chinese character and graphical symbol.For graphical symbol, such asDeng discrete straight line originally can be split as basic element.And the most base taken out in this way This element, although the range for the additional character that can splice is wide, the type and quantity for the most basic element that can make increase severely, and increase Big memory space increases the difficulty of splicing.If by pictureIt, can be big as a basic element etc. simple symbol The big memory space for reducing character, and convenient for splicing, and (cursor is not in graphical symbol for occupy-place when the output of this kind of graphical symbol Before).Unit refers to that containing only a character in graphical symbol, dibit refers in graphical symbol containing there are two characters.
It surrounds ocra font ocr and target character can be obtained using " addition " operation splicing, as follows:
When using round (Pian Zhongqu), square (Pian Zhongqu) " addition " operation splicing target character, no matter unit or Dibit needs one space of each addition, so that character is shown centered in graphical symbol before and after character.It is as follows:
(character n belongs to unit character in partially)
(character A belongs to dibit word in partially Symbol)
(character d belongs to unit character in partially)
(character a, B belong to dibit in partially Character)
It is no matter single, double when using positive triangle (area on the lower side), inverted triangle (area on the upper side) " addition " operation splicing target character Position needs two spaces of each addition, so that character is shown centered in graphical symbol before and after character.It is as follows:
(character M belongs to unit character on the upper side)
(character A, 1 belong to dibit on the lower side Character)
In the present embodiment,7+0.452、5-0.291Deng upper subscript ocra font ocr, being divided into subscript has type, only has Subscript type and only subscript type three types.This kind of character is very common in component of machine table, drawing, by number, Adding, minus sign and point composition, basic element is simpler, when output, subscript not occupy-place, subscript occupy-place.Also " addition " operation can be used, It is as follows:
1) subscript has type on, such asWhen " addition " operation, program obtains subscript length and subscript length first And correlation, radix 4 is then first exported, exports a character by subscript, subscript exports the Sequential output of a character or more Isometric part is marked, then:
If a) subscript length is less than subscript length, the remaining part of subscript is individually exported.
If b) subscript length is equal to subscript length, output character terminates.
If c) subscript length is greater than subscript length, by output one subscript, one character, a space is then exported Sequentially, all subscript residue characters are exported.
2) there was only subscript type, such as 5-0.291.Radix 5 is then first exported, then exports all subscript characters in order.
3) there was only subscript type, such as 7+0.452.Radix 7 is then first exported, then by one superscript character(SPS) of output, exports a sky The sequence of lattice, until exporting all superscript character(SPS)s.
In the present embodiment, molecule denominator ocra font ocr, such asDeng being common character.By Upper and lower case letter, number and horizontal line-composition basic element, when carrying out character splicing " addition " operation, molecule character and denominator Character not occupy-place, but horizontal line occupy-place.When character output display, program calculates the length of molecule, denominator first, then molecule point Longer string length is subtracted compared with short character strings length in mother, then divided by 2 be rounded obtain being shown centered on compared with short character strings it is initial Position, then:
1) export in longer character string, when positioned at the character string being shown centered on before initial position, according to output one compared with Then character in long character string exports the Sequential output of a horizontal line compared with the longer character string before short character strings initial position In character.
2) according to first exporting compared with a character in short character strings, the character in longer character string is then exported, then export The sequence of horizontal line, until being exported completely compared with short character strings.
3) according to a character for first exporting remaining character string in longer character string, the sequence of horizontal line is then exported, until Longer character string exports completely.
In the present embodiment, precomposed character splice type, such asAnd Tolerance Symbols in Shape and Relative Position etc., for machinery Drawing, byEqual composite components and Etc. shapes Bit sign and Chinese character, letter composition.Composite component not occupy-place, morpheme symbol, Chinese character, the equal occupy-place of letter, is also transported using " addition " Splicing precomposed character string is calculated, as follows:
(additional character, circle not occupy-place, square occupy-place.)
In the present embodiment, conventional characters, such asIso-scallop symbol, Deng mechanical additional character,Deng customization symbol and the symbol of other forms, without splicing, directly It uses, it is very easy, efficiently.
As shown in Fig. 2, superscript notation in font file, subfix, single dibit symbol on the upper side, partially in single dibit symbol, English alphabets and the numerical chracters such as list dibit symbol on the lower side, are all regular symbols, and needs and circle, square, positive three The graphical symbols such as angle, lower triangle are combined.In order to realize efficient character stitching algorithm, it is desirable to be able to use the English alphabet Its position corresponding in font file is found with the ASCII character value of numerical character itself, provides a character locating here Formula (can deform as needed to meet particular demands the formula):
P=(176+H) * 256+161+ (A-48)
In formula:
P:P indicates the position in font file character area, is indicated with 10 hex values.As font file GBK encodes B1A1 Position represented by (16 system), decimal representation 45473.
16 systems of 176:176 are expressed as B0, this is the mark that Chinese character area starts in font file, and BO is GBK coding A high position, such as first Chinese character " " in Chinese character area, corresponding position is B0A1.
H: weight, according to the value that character feature is manually set, the weight of kinds of characters is as follows:
Superscript character(SPS): 1；
Subscript character: 2；
Unit character on the upper side: 3；
Dibit character on the upper side: 4；
Partially middle unit character: 5；
Partially middle dibit character: 6；
Unit character on the lower side: 7；
Dibit character on the lower side: 8；
256: Chinese character is double byte, and a high position accounts for a byte, i.e., 28 powers are 256.
161: for offset, B000~B0A1 is 161 blank areas.
A: the number 0~9 or capitalization A~Z of input or the ASCII character value of lowercase a~z such as input " A ASCII character value 64.
48: for the ASCII character value of " 0 ", why being so arranged, be capitalization A~Z, lowercase a because 0~9 ASCII character value corresponding to~z be one relatively continuous region (0~9 with separated 7 of A~Z, A~Z and a~z it Separated 6), the ASCII character value of small letter z is up to 122, and subtracting 48 is 74.There are 96 positions between B0 to B1, so will not Go beyond the scope, and 0~9, A~Z, a~z also can in font file code area relatively continuous position.
As shown in Figures 3 to 5, in the present embodiment, machine in a kind of desktop operating system according to the above method is additionally provided Tool engineering character vector fonts output system, including database module, character locating module, font production module, character output Module；
The database module is used to store basic element collection, conventional characters and the spcial character element of splicing character；
The character locating module determines the ASCII of weight H and character element for the classification according to belonging to character element Value, and by character locating formula, address of the calculating character element in font file；
The font production module is for judging that target output character is to splice for conventional characters or splicing character to target Character decomposes, and determines basic element, and splice target character；
The character output module is used to that splicing character, conventional characters and spcial character element to be carried out output and be shown.
As shown in figure 5, the key step of character output module are as follows:
1, judge whether target output character is conventional characters, if conventional characters, into character locating module, execute step Rapid 3.
2, target splicing character is decomposed, determines basic element, into character locating module, then determine that target splices word The type of symbol.
If 1) surround ocra font ocr, further determine which belongs in area's character on the upper side, the area Pian Zhong character and area's character on the lower side It is a kind of.Belonging to the character element address of the basic element, the output of character locating module that are decomposed according to target splicing character and character The stitching algorithm in area splices target character.
If 2) upper subscript ocra font ocr, further determine that belonging to subscript has type, there was only subscript type, where there was only subscript type It is a kind of.Belonging to the character element address of the basic element, the output of character locating module that are decomposed according to target splicing character and character The stitching algorithm of type splices target character.
If 3) molecule denominator ocra font ocr, basic element, the molecule denominator ocra font ocr that character decomposes are spliced according to target The character element address of output rule and the output of character locating module, splices target character.
If 4) compound splicing ocra font ocr, the basic element of character is spliced according to target, in conjunction with basic in font file The character element address of characteristic element and the output of character locating module selects suitable joining method (not unique), quickly, efficiently Splice target character.
Compared with prior art, the beneficial effects of the present invention are:
1, font can directly export in MSOE, be easy to use；
2, the font made is convenient for organization and management, and when needing corresponding font, installation be can be used；
3, it can be directed to specific industry, make corresponding font, the sector personnel is facilitated to use；
4, the character exported in technology document or report, printing is clear, and quality is high.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention Protect range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.

Claims (9)

1. mechanical engineering character vector fonts output method in a kind of desktop operating system, which comprises the following steps:
S1, abstract processing is carried out to mechanical engineering character, according to the complexity of symbol, the feature of common property, to respective symbols Induction and conclusion is divided into conventional characters and splicing character；
S2, initial basic element collection is taken out to splicing character, whether can successively merged according to initial basic element to meet Memory space it is lesser require, algorithm realize character splicing complexity and basic element institute energy use scope size, really The basic element collection of fixed final character element；
S3, determine that corresponding basic element in the position of font file, and draws corresponding character element symbol；For conventional characters and Splicing character without rule voluntarily selects suitable continuum position, draws character；It completes the production of font file, protect It deposits and installs；
S4, judge whether target output character is conventional characters, if conventional characters, then extract corresponding font file and defeated Out, if splicing character, then target splicing character is decomposed, determines basic element, select joining method, splicing target character is simultaneously Output.
2. mechanical engineering character vector fonts output method, feature exist in desktop operating system according to claim 1 In, in the step S2, according to surround ocra font ocr, upper subscript ocra font ocr, denominator molecule ocra font ocr, compound splicing ocra font ocr and often Mechanical engineering character is split with character and extracts basic element.
3. mechanical engineering character vector fonts output method, feature exist in desktop operating system according to claim 2 In in step s3, the conventional characters include mechanical conventional characters, including roughnessTotal run-outCylindricitySymmetry
4. mechanical engineering character vector fonts output method, feature exist in desktop operating system according to claim 2 In in step s 4, the joining method for surrounding ocra font ocr includes:
Spliced using add operation, when using round, square add operation splicing target character, no matter unit or Dibit needs one space of each addition, is shown centered on character in graphical symbol, using positive triangle, inverted triangle before and after character When target character is spliced in add operation, no matter single, double position needs two spaces of each addition before and after character, accords with character in figure It is shown centered in number.
5. mechanical engineering character vector fonts output method, feature exist in desktop operating system according to claim 2 In in step s 4, the joining method of the upper subscript ocra font ocr includes: to be spliced using add operation；Upper subscript type-word Symbol, which is divided into subscript, type, only subscript type and only subscript type three types；
There is ocra font ocr for upper subscript, obtain subscript length and subscript length and correlation first, then first export radix, A character is exported by subscript, subscript exports the part that subscript is isometric on the Sequential output of a character, if subscript length is less than Subscript length then individually exports the remaining part of subscript, if subscript length is equal to subscript length, output character terminates, if subscript Length is greater than subscript length, then by output one subscript, one character, then exports the sequence in a space, export all subscripts Remaining character.
6. mechanical engineering character vector fonts output method, feature exist in desktop operating system according to claim 2 In in step s 4, the joining method of the molecule denominator ocra font ocr includes: the length for calculating molecule, denominator first, is then divided Longer string length is subtracted compared with short character strings length in sub- denominator, then is rounded divided by 2 and to be obtained being shown centered on compared with short character strings Initial position；
It exports in longer character string, when positioned at the character string being shown centered on before initial position, according to one longer character of output Then character in string exports the Sequential output of a horizontal line compared with the word in the longer character string before short character strings initial position Symbol；
According to first exporting compared with a character in short character strings, the character in longer character string is then exported, then export horizontal line Sequentially, until being exported completely compared with short character strings；
According to a character for first exporting remaining character string in longer character string, the sequence of horizontal line is then exported, until compared with long word The output completely of symbol string.
7. mechanical engineering character vector fonts output method, feature exist in desktop operating system according to claim 2 In in step s 4, for compound splicing ocra font ocr, using add operation splicing precomposed character string, the add operation includes The basic element and its type feature of the compound splicing character are scanned from left to right, and then obtain element region-position code address power Value and identification information, and the type feature of compound splicing character is combined to navigate to the specific splicing basic element in font file Collection ultimately forms new orderly with engineering character vector fonts.
8. mechanical engineering character vector fonts output method, feature exist in desktop operating system according to claim 1 In further including calculating character element address and character types in the step S4；According to character locating formula P= (176+H) * 256+161+ (A-48) finds its position corresponding in font file in ASCII character value, and in formula, P indicates to exist Position in font file character area is indicated with 10 hex values；176 16 systems are expressed as B0, are Chinese character areas in font file The mark of beginning, BO are a high position for GBK coding；The weight of H expression character；256 be Chinese character be double byte, and a high position accounts for a word Section；48 be the ASCII character value of " 0 "；A is the number 0~9 or capitalization A~Z or lowercase a~z of input ASCII character value.
9. a kind of, into the desktop operating system of 8 any the methods, mechanical engineering character vector fonts is defeated according to claim 1 System out, which is characterized in that make module, character output module including database module, character locating module, font；
The database module is used to store basic element collection, conventional characters and the spcial character element of splicing character；
The character locating module determines the ASCII value of weight H and character element for the classification according to belonging to character element, and By character locating formula, address of the calculating character element in font file；
Judging target output character is for conventional characters or to splice character, decomposes to target splicing character, determines basic element, and Splice target character；
The character output module is used to that splicing character, conventional characters and spcial character element to be carried out output and be shown.
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