CN105224509A - A kind of method and device generating font format - Google Patents
A kind of method and device generating font format Download PDFInfo
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- CN105224509A CN105224509A CN201410241118.3A CN201410241118A CN105224509A CN 105224509 A CN105224509 A CN 105224509A CN 201410241118 A CN201410241118 A CN 201410241118A CN 105224509 A CN105224509 A CN 105224509A
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Abstract
The invention provides a kind of method and the device that generate font format.Described method, is applied to a server, comprises: the font type of receiving terminal application transfer and word content corresponding Unicode coding; Encode according to described font type and described Unicode, obtain font format set corresponding with described word content in the font file of described font type; After described font format group encapsulates being become described application program is spendable and comprising the file of character font data, send to described end application.Such scheme, by font format being packaged at server end the file that can identify for application program, be supplied to application program to use, its formation speed is fast, data volume is little, effectively can keep the original effect of font, completely can present the full content of font under any scaling, drastically increase the experience of user.
Description
Technical field
The present invention relates to word processing field, particularly a kind of method and device generating font format.
Background technology
Along with the development of science and technology and the universal of internet, a large amount of personalized printings occurs successively, as: customization of individual character photograph album, postcard, photo book etc.; The website of the personalized printing of simultaneously a large amount of on-line customizations also occurs one after another.External as Shutterfly, MixBook, Blurb etc., domestic as impressionist of Netease, my photograph album net etc.Usually, for the Related product of America and Europe, because the letter of English-speaking country is relatively less, conventional characters only has more than 100, and the memory capacity of font is relatively little; Therefore its process to font uses the character font data downloading full dose to local mode.But due to Chinese font, even smaller word set, GB GB2312 also includes the font of more than 6000, the size of font file be tens times of English-speaking country's font to hundred times.Direct download full dose character font data is for the consumption of bandwidth, and the consumption of calculated amount, the injury of Consumer's Experience all exists considerable influence.Therefore more effective method is needed to change this present situation.
For a change this present situation, domestic number of site generally uses and required each font is spliced in the form of a bitmap, reaches the object of display.But this kind of mode word amplification, reduce, have too many difficulties to cope with in typesetting etc., be difficult to for user provides high-quality, good Consumer's Experience.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of method and the device that generate font format, generally use in order to solve website required each font is spliced in the form of a bitmap, but this kind of mode word amplification, reduce, have too many difficulties to cope with in typesetting etc., be difficult to the problem that high-quality, good Consumer's Experience are provided.
In order to solve the problems of the technologies described above, the embodiment of the present invention provides a kind of method generating font format, is applied to a server, comprises:
The font type of receiving terminal application transfer and word content corresponding Unicode coding;
Encode according to described font type and described Unicode, obtain font format set corresponding with described word content in the font file of described font type;
After described font format group encapsulates being become described application program is spendable and comprising the file of character font data, send to described end application.
Further, described described font format group encapsulates is become described application program is spendable and comprises the file of character font data after, before sending to described application program, also comprise:
By each font format in described font format set, convert the second font format to by the first font format, wherein, described second font format is the discernible font format of described application program.
Further, described first font format is general font form, and described second font format is compressed font form.
Further, described by each font format in described font format set, convert the second font format to by the first font format and be specially:
Be three Bayside curves by vector curve corresponding for each font format in described font format set by secondary Bayside Curve transform, generate the set of compressed font form.
Further, described file is the file that Flash playing program uses, and wherein said file comprises the mapping relations of character font data and the scripted code for the identification of confession Flash playing program.
Further, also comprise before the font type of described receiving terminal application transfer and Unicode coding corresponding to word content:
Store the font complete or collected works file that pre-sets, described font complete or collected works file comprises the general font form of font type and word corresponding to font type.
Further, describedly to encode according to described font type and described Unicode, obtain font format set corresponding with described word content in the font file of described font type and be specially:
In described font complete or collected works file, the font file corresponding with described font type is searched according to described font type;
In described font file, search the general font form of encoding corresponding with described each Unicode generate font format set corresponding to described word content.
The embodiment of the present invention provides a kind of device generating font format, comprising:
Receiver module, for the font type of receiving terminal application transfer and Unicode coding corresponding to word content;
Generation module, for encoding according to described font type and described Unicode, obtains font format set corresponding with described word content in the font file of described font type;
Package module, for becoming the spendable file comprising character font data of described application program by described font format group encapsulates;
Sending module, for sending to described end application by described file.
Further, described device, also comprises:
Modular converter, for by each font format in described font format set, converts the second font format to by the first font format, and wherein, described second font format is the discernible font format of described application program.
Further, described device, also comprises:
Memory module, for storing the font complete or collected works file pre-set, described font complete or collected works file comprises the general font form of font type and word corresponding to font type.
Further, described generation module specifically comprises:
Search unit, for searching the font file corresponding with described font type according to described font type in described font complete or collected works file;
Generation unit, generates font format set corresponding to described word content for searching the general font form of encoding corresponding with described each Unicode in described font file.
The beneficial effect of technique scheme of the present invention is as follows:
In such scheme, by font format being packaged at server end the file that can identify for application program, be supplied to application program to use, its formation speed is fast, data volume is little, effectively can keep the original effect of font, completely can present the full content of font under any scaling, drastically increase the experience of user.
Accompanying drawing explanation
Fig. 1 is the described method overview flow chart of the embodiment of the present invention;
Fig. 2 is the described method detail flowchart of the embodiment of the present invention;
Fig. 3 is the described apparatus module schematic diagram of the embodiment of the present invention.
Embodiment
For making the technical problem to be solved in the present invention, technical scheme and advantage clearly, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
The present invention is directed to website generally to use required each font is spliced in the form of a bitmap, but this kind of mode word amplification, reduce, have too many difficulties to cope with in typesetting etc., be difficult to the problem that high-quality, good Consumer's Experience are provided, a kind of method and the device that generate font format are provided.
As shown in Figure 1, the method for the described generation font format of the embodiment of the present invention, comprising:
Step 10, the font type of receiving terminal application transfer and word content corresponding Unicode coding;
Step 20, encodes according to described font type and described Unicode, obtains font format set corresponding with described word content in the font file of described font type;
Step 30, after described font format group encapsulates being become described application program is spendable and comprising the file of character font data, sends to described end application.
Should be noted that, end application is according to the content for inputting, by http protocol (HTML (Hypertext Markup Language)) by described font type and described word content corresponding Unicode coding send to described server, server is by the file of the font format group encapsulates of searching for identifying for application program, be supplied to application program to use, decrease the volume of transmitted data of user, meet the demand that user can use different fonts in time; Meanwhile, the font format disposal route of this kind of form, more flexible in convergent-divergent, typesetting, efficiency is higher, effectively can keep the original effect of font, improve the experience effect of user.
The conveniently generation of font format, also comprised before step 10: store the font complete or collected works file that pre-sets, and described font complete or collected works file comprises the general font form of font type and word corresponding to font type.
Should be noted that, the general font form of multiple font type and word corresponding to font type is comprised in this font complete or collected works file, the general font form of all words as corresponding in imitation Song-Dynasty-style typeface font type, for Chinese font, should at least meet GB2312 standard, preferably, for meeting GBK or GB18030 and above standard; Described font complete or collected works file can be the TTF (TrueTypeFont of standard, a kind of character library title, represent general font) file, also can be OTF (OpenTypeFont, a kind of character library title) file, this font complete or collected works file sets rear storage in the server, further, can be as required, this font complete or collected works file is added at any time, changes, the operation such as deletion, make terminal user not need to upgrade, download corresponding font file, just can use this font.
In another embodiment of the present invention, described step 20 specifically comprises:
Step 21, searches the font file corresponding with described font type according to described font type in described font complete or collected works file;
Step 22, searches the general font form of encoding corresponding with described each Unicode and generates font format set corresponding to described word content in described font file.
Because font file is distinguished with font type in the server, so be also first navigate to corresponding font file according to font type when generating font format set, and then form font format set searching the font format with described each Unicode codes match from described font file.
It should be noted that the font format stored in described server may not be the font format that application program identifies, therefore, the described method of the embodiment of the present invention, before step 30, also comprises:
By each font format in described font format set, convert the second font format to by the first font format, wherein, described second font format is the discernible font format of described application program.
When the environment for use of described application program is Flash situation, this running environment needs to use CFF (CompactFontFormat, compressed font form) font format, therefore, the embodiment of the present invention described by each font format in described font format set, converts the second font format to by the first font format and is specially:
Be three Bayside curves by vector curve corresponding for each font format in described font format set by secondary Bayside Curve transform, generate the set of compressed font form, wherein, described first font format is general font form, and described second font format is compressed font form.
It should be noted that and describedly utilize Bezier to carry out rising rank operation to be specially:
B (t)=this characteristic of (1-t) B (t)+tB (t) is utilized to carry out rising rank behaviour, the b of each in curvilinear equation
i, n (t)p
ievery is multiplied by (1-t) or t, and allow each all toward rising single order, concrete example is as follows:
(1-t)
2P
0+2(1-t)tP
1+t
2P
2
＝(1-t)
3P
0+(1-t)
2tP
0+2(1-t)
2tP
1+2(1-t)t
2P
1+(1-t)t
2P
2+t
3P
2
＝(1-t)
3P
0+3(1-t)
2t(P
0+2P
1)/3+3(1-t)t
2(2P
1+P
2)/3+t
3P
2
Further, when the environment for use of described application program is Flash situation, described font format group encapsulates should be become for the spendable SWF file comprising character font data of described Flash playing program that (SWF is the abbreviation of ShockWaveFlash, it is the Animation File Format of a kind of support vector and dot pattern, and SWF file is also referred to as Flash file usually); Wherein said SWF file comprises the mapping relations of character font data and the scripted code for the identification of confession Flash playing program.
Particularly, the form according to Adobe " SWFFileFormatSpecificationVersion19 " describes requirement, needs to generate some data structures and SWFTag (label), comprising:
SWFHeader, for describing the essential information of SWF;
FileAttributes, describes the configuration to FlashPlayer;
SetBackgroundColor, setting background color;
DefineFont4, preserves CFF font example;
DefineBinaryData, preserves the JSON descriptor applied and use;
DoABC2, preserves ActionScriptByteCode (ABC code) program for deriving font;
ExportAssets, provides derivation title during application importing SWF file;
SymbolClass, associates CFF font resource, JSON descriptor resource with ABC program;
ShowFrame, informs the content that FlashPlayer shows on display list;
End, mark SWF ending.
Wherein most importantly for preserving DefineFont4, DefineBinaryData, DoABC2, SymbolClass tetra-tag of CFF font example.
DefineBinaryData preserves the JSON data that font describes, and application program operates font according to the application data described, and it comprises: the data such as fontname, contained_characters, missing_characters.
DoABC2 comprises corresponding derivation program, and it is a similar following program:
Said procedure code is used for the routine interface being supplied to FlashPlayer when importing font set and JSON describes.
As shown in Figure 2, so that font set is packaged into SWF file, being supplied to the use of Flash playing program is example, is described as follows by the method for the invention detailed process:
First at the font complete or collected works file that server end storage sets, use for searching font format; User is when terminal uses application program, when relating to the operation to font, the type of input font, and word content, the font type that user inputs by application program and word content corresponding Unicode coding be transferred to server end by http protocol, the font type that such as user selects is " regular script ", the word content of input is " Founder ", the Unicode of its correspondence is encoded to " U+65B9; U+6B63 ", now, font type " regular script " and " U+65B9, U+6B63 " can be transferred to server by application program; Server obtains font format corresponding with described " U+65B9 " and " U+6B63 " in font file corresponding to described font type according to the font type received and described Unicode coding and forms font format set; Then, the vector curve that server can be corresponding by each font format in font format set is three Bayside curves by secondary Bayside Curve transform, generates the set of compressed font form; Next, the set of described compressed font form can be packaged in SWF file by server, and in described SWF file, embed the scripted code making the identification of Flash playing program, finally described SWF file is sent to described end application by http protocol, for described end application.
Above-described embodiment, by font format set is encapsulated as SWF file with the form of vector fonts, be supplied to Flash playing program to use, evaded tradition font is spliced in the form of a bitmap pass to cause when application program uses word distortion, distortion shortcoming; And this kind of text formatting generating mode formation speed is fast, and data volume is little; The vector fonts form of standard, effectively can keep the original effect of font, completely can present the full content of font under any scaling simultaneously; And professional composing system can be directly used in, in text composition, change that word represents form, change font color, traditional bitmap mode of functionally comparing of increasing font special efficacy have the form of expression more flexibly; And by increasing, revising, delete the font file on server, user can be made not need oneself to download, corresponding font file is installed, this font can be used, drastically increase the convenience that user uses.In sum, the method for the invention is convenient for users to use, greatly improves the experience effect of user.
As shown in Figure 3, the device of the generation font format of the embodiment of the present invention, comprising:
Receiver module 11, for the font type of receiving terminal application transfer and Unicode coding corresponding to word content;
Generation module 12, for encoding according to described font type and described Unicode, obtains font format set corresponding with described word content in the font file of described font type;
Package module 13, for becoming the spendable file comprising character font data of described application program by described font format group encapsulates;
Sending module 14, for sending to described end application by described file.
In another embodiment of the present invention, described device, also comprises:
Modular converter, for by each font format in described font format set, converts the second font format to by the first font format, and wherein, described second font format is the discernible font format of described application program.
In further embodiment of this invention, described device, also comprises:
Memory module, for storing the font complete or collected works file pre-set, described font complete or collected works file comprises the general font form of font type and word corresponding to font type.
It should be noted that described generation module specifically comprises:
Search unit, for searching the font file corresponding with described font type according to described font type in described font complete or collected works file;
Generation unit, generates font format set corresponding to described word content for searching the general font form of encoding corresponding with described each Unicode in described font file.
It should be noted that, this device embodiment is the corresponding device of said method, and all implementations of said method are all applicable to, in this device embodiment, also can reach the technique effect identical with said method.
Above-described is the preferred embodiment of the present invention; should be understood that the ordinary person for the art; not departing under principle prerequisite of the present invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (11)
1. generate a method for font format, be applied to a server, it is characterized in that, comprising:
The font type of receiving terminal application transfer and word content corresponding Unicode coding;
Encode according to described font type and described Unicode, obtain font format set corresponding with described word content in the font file of described font type;
After described font format group encapsulates being become described application program is spendable and comprising the file of character font data, send to described end application.
2. method according to claim 1, is characterized in that, described described font format group encapsulates is become described application program is spendable and comprises the file of character font data after, before sending to described application program, also comprise:
By each font format in described font format set, convert the second font format to by the first font format, wherein, described second font format is the discernible font format of described application program.
3. method according to claim 2, is characterized in that, described first font format is general font form, and described second font format is compressed font form.
4. method according to claim 3, is characterized in that, described by each font format in described font format set, converts the second font format to be specially by the first font format:
Be three Bayside curves by vector curve corresponding for each font format in described font format set by secondary Bayside Curve transform, generate the set of compressed font form.
5. method according to claim 4, is characterized in that, described file is the file that Flash playing program uses, and wherein said file comprises the mapping relations of character font data and the scripted code for the identification of confession Flash playing program.
6. method according to claim 1, is characterized in that, the font type of described receiving terminal application transfer and word content corresponding Unicode coding before also comprise:
Store the font complete or collected works file that pre-sets, described font complete or collected works file comprises the general font form of font type and word corresponding to font type.
7. method according to claim 6, is characterized in that, describedly encodes according to described font type and described Unicode, obtains font format set corresponding with described word content in the font file of described font type and is specially:
In described font complete or collected works file, the font file corresponding with described font type is searched according to described font type;
In described font file, search the general font form of encoding corresponding with described each Unicode generate font format set corresponding to described word content.
8. generate a device for font format, it is characterized in that, comprising:
Receiver module, for the font type of receiving terminal application transfer and Unicode coding corresponding to word content;
Generation module, for encoding according to described font type and described Unicode, obtains font format set corresponding with described word content in the font file of described font type;
Package module, for becoming the spendable file comprising character font data of described application program by described font format group encapsulates;
Sending module, for sending to described end application by described file.
9. device according to claim 8, is characterized in that, also comprises:
Modular converter, for by each font format in described font format set, converts the second font format to by the first font format, and wherein, described second font format is the discernible font format of described application program.
10. device according to claim 8, is characterized in that, also comprises:
Memory module, for storing the font complete or collected works file pre-set, described font complete or collected works file comprises the general font form of font type and word corresponding to font type.
11. devices according to claim 10, is characterized in that, described generation module specifically comprises:
Search unit, for searching the font file corresponding with described font type according to described font type in described font complete or collected works file;
Generation unit, generates font format set corresponding to described word content for searching the general font form of encoding corresponding with described each Unicode in described font file.
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