CN105868392A - Method for lossless conversion and storage of massive complex planning data based on MicroStation - Google Patents
Method for lossless conversion and storage of massive complex planning data based on MicroStation Download PDFInfo
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Abstract
The invention provides a method for lossless conversion and storage of massive complex planning data based on MicroStation. The method mainly comprises massive planning data analysis and preprocessing, complex graph simplification batch processing, automatic extraction of spatial data and attribute data and planning data classification and storage. Compared with the prior art, the method has the advantages that the massive complex planning data can undergo lossless conversion into storage data through the MicroStation, efficient conversion work is achieved, the efficiency is greatly improved, and the method is convenient to use and operate.
Description
Technical field
The present invention is a kind of magnanimity complexity layout data lossless conversion storage method based on MicroStation, relates to multi-source mass data switch technology.
Background technology
In recent years, Urban Planning Ideas, ways and means are had higher requirement by the fast development of Urbanization in China.Under advanced technical support, the design making full use of information-based means raising urban planning has become inevitable with managerial skills.But, current Chinese city planning data are generally based on CAD form, and along with development and the accumulation of data volume of planning information, the memory space taken is increasing, and maintenance and management mode is difficult to meet the demand of data growth rate and renewal.And cad data is as the key data source of urban planning information, there is the characteristics such as isomery, tense, multi-source, magnanimity and storage format be various, but there is many deficiencies in terms of the description and analytic function of spatial information.And Geodatdabase can be the technical support that massive spatial data storage management offer is excellent, it is suitable for management magnanimity complexity urban planning data.But AutoCAD data model there are differences from fabric with Geodatabase data model, and urban layout data is that partition management causes Data Integration to there is complexity and diversity, needs to propose a kind of method for this and solve the problem that the lossless Geodatabase of being converted to of magnanimity complexity planning cad data enters database data.Conventional processing mode is the conversion that secondary development based on AutoCAD or ArCGIS platform realizes layout data, when can there is data conversion loss, loss of significance when this mode is for processing the data of Special complex.
Summary of the invention
The deficiency existed for prior art, it is an object of the present invention to provide a kind of magnanimity complexity layout data lossless conversion storage method based on MicroStation, mainly include that magnanimity layout data is analyzed and simplify batch processing with pretreatment, complex figure, spatial data and attribute data automatically extract, and layout data classification four aspects of warehouse-in, with the problem solving to propose in above-mentioned background technology, the present invention is easy to use, convenient to operate, good stability, reliability is high.
To achieve these goals, the present invention is to realize by the following technical solutions: a kind of magnanimity complexity layout data lossless conversion storage method based on MicroStation, comprises the following steps:
Step 1: magnanimity layout data is analyzed and pretreatment, specifically comprises the following steps that
Analytical integration magnanimity complexity layout data, all data types that inquiry data are comprised, corresponding pretreatment is done for different key element different types of data, for needing the special element key element of independent reservation, by controlling equipment, the data of figure layer corresponding in DWG file are extracted derivation, save as dot file, do not do subsequent treatment, it is unit key element or the shared cell situation combined by multiple plot for there is plot, then open at MicroStation and need DWG file to be processed, unit key element and the shared cell combined by multiple plot are broken up；
Step 2: complex figure simplifies batch processing, specifically comprises the following steps that
Step 2.1, being that this storage mode is not inconsistent with actual planar information with the storage of some form in CAD database for the polygon filled, the key element after needs will be broken up carries out filling；
Step 2.2, in order to ensure the integrality of data, in MicroStation, utilize and select MDL application program, employing turns simple program based on MicroStation secondary development complexity line face and processes, complex polygon is converted to simple polygon, simple line string with complicated string, situation about losing after avoiding complex polygon and complicated string conversion；
Step 3: spatial data and attribute data automatically extract, and specifically comprise the following steps that
The layout data of CAD form processes the difference problem for solving between cad data and GIS data fabric through above-mentioned steps, utilizes, by Attributions selection or strength selector instrument, file exports into three files；
Step 4: layout data classification warehouse-in, specifically comprises the following steps that
Step 4.1, in MicroStation secondary development extract content of text and coordinate program, annotation information is converted to<annotation, X-coordinate, Y coordinate, Z coordinate>text of form, then in ArcGIS by the way of machine plotting, annotation is converted to dot file, now ArcGIS is according to operation requests, and file output is generated dot file；
Step 4.2, respectively the dot file extracted, line file, the DWG data of face file are carried out key element loading by different classes of in ArcGIS, utilize different loading key elements, exporting as Geodatdabase after loading respectively and enter database data, obtain lossless conversion after then carrying out topology inspection process enters database data.
Further, in step 1, described control equipment is one or more in mobile phone, computer and panel computer, by described control equipment, the data of figure layer corresponding in DWG file is extracted derivation, saves as dot file, to carry out next step operation.
Further, in step 1, comprising the concrete steps that of breaing up utilizes strength selector instrument that by polygon, text, line, line string, arc, straight line, unit key element and the shared cell combined by multiple plot are broken up output respectively at MicroStation.
Further, in step 1, during unit key element and the shared cell that combined by multiple plot being broken up, in order to avoid multinest, step 1 is repeated, till full figure is without block elements and shared cell in DWG file.
Further, in step 2, described in go to fill, be to change to element to activate by MicroStation fill, filling type is nothing, utilizes the mode of Alternative Attribute to transfer the face of filling to simple polygon simultaneously.
Further, in step 3, when Attributions selection or strength selector are pressed in utilization, according to operation requests, file exporting into three files, this document content includes the one or more combination in polygon, text, line, line string, arc, straight line.
In step 3, when Attributions selection or strength selector are pressed in utilization, according to operation requests, file exporting into three files, unit key element needs individually reservation, the most individually deposits a unit file.
In step 3, when Attributions selection or strength selector are pressed in utilization, according to operation requests, file is exported into three files, choice set is only derived when deriving CAD, i.e. in saving as DWG/DXF option, selection geometric figure is choice set, and the spatial data for the layout data that magnanimity is complicated automatically extracts out.
In step 4.2, load key element and include the face key element in loading surface file and/or the line feature in loaded line file and/or the some key element in loading unit file.
Beneficial effects of the present invention: a kind of based on MicroStation magnanimity complexity layout data lossless conversion storage method of the present invention, can be converted to into database data by lossless for magnanimity complexity layout data by MicroStation, realize efficient transformation, efficiency is greatly improved, easy to use, it is simple to operation.
Accompanying drawing explanation
The detailed description with reference to the following drawings, non-limiting example made by reading, the other features, objects and advantages of the present invention will become more apparent upon:
Fig. 1 is all shared cell schematic diagrames in the selection data of a kind of magnanimity complexity layout data lossless conversion storage method based on MicroStation of the present invention；
Fig. 2 is all shared cell schematic diagrames breaing up in data of a kind of magnanimity complexity layout data lossless conversion storage method based on MicroStation of the present invention；
Fig. 3 be a kind of magnanimity complexity layout data lossless conversion storage method based on MicroStation of the present invention filling face is transferred to simple polygon schematic diagram；
Fig. 4 is the block diagram that the miscellaneous line face of a kind of magnanimity complexity layout data lossless conversion storage method based on MicroStation of the present invention turns simple line face；
Fig. 5 is that the complicated face running independent research of a kind of magnanimity complexity layout data lossless conversion storage method based on MicroStation of the present invention turns simple program schematic diagram；
Fig. 6 is the program operation result schematic diagram of a kind of magnanimity complexity layout data lossless conversion storage method based on MicroStation of the present invention；
Fig. 7 is that the mass data of a kind of magnanimity complexity layout data lossless conversion storage method based on MicroStation of the present invention automatically extracts schematic diagram；
Fig. 8 is that the ArcGIS crossover tool of a kind of magnanimity complexity layout data lossless conversion storage method based on MicroStation of the present invention imports annotation schematic diagram；
Fig. 9 is extraction content of text and the flow chart of steps of coordinate of a kind of magnanimity complexity layout data lossless conversion storage method based on MicroStation of the present invention；
Figure 10 is that the extraction annotation of a kind of magnanimity complexity layout data lossless conversion storage method based on MicroStation of the present invention generates text schematic diagram；
Figure 11 be a kind of magnanimity complexity layout data lossless conversion storage method based on MicroStation of the present invention GIS in machine plotting import text generation dot file schematic diagram；
Figure 12 is that warehouse-in schematic diagram is derived in the layout data classification of a kind of magnanimity complexity layout data lossless conversion storage method based on MicroStation of the present invention；
Figure 13 is the transformation result schematic diagram of a kind of magnanimity complexity layout data lossless conversion storage method based on MicroStation of the present invention；
Figure 14 is the flow chart of steps of a kind of magnanimity complexity layout data lossless conversion storage method based on MicroStation of the present invention；
Detailed description of the invention
For the technological means making the present invention realize, creation characteristic, reach purpose and be easy to understand with effect, below in conjunction with detailed description of the invention, the present invention is expanded on further.
Referring to Fig. 1 to Figure 14, the present invention provides a kind of technical scheme: a kind of magnanimity complexity layout data lossless conversion storage method based on MicroStation, comprises the following steps:
Step 1: magnanimity layout data is analyzed and pretreatment, specifically comprises the following steps that
Analytical integration magnanimity complexity layout data, all data types that inquiry data are comprised, corresponding pretreatment is done for different key element different types of data, for needing the special element key element of independent reservation, by controlling equipment, the data of figure layer corresponding in DWG file are extracted derivation, save as dot file, do not do subsequent treatment, it is unit key element or the shared cell situation combined by multiple plot for there is plot, then open at MicroStation and need DWG file to be processed, unit key element and the shared cell combined by multiple plot are broken up, such as Fig. 1 and Fig. 2；
Step 2: complex figure simplifies batch processing, specifically comprises the following steps that
Step 2.1, being that this storage mode is not inconsistent with actual planar information with the storage of some form in CAD database for the polygon filled, the key element after needs will be broken up carries out filling, such as Fig. 3；
Step 2.2, in order to ensure the integrality of data, in MicroStation, utilize and select MDL application program, employing turns simple program based on MicroStation secondary development complexity line face and processes, first complicated line string and segmental arc are chosen, it is processed into not changing the simple line string of attribute by retaining the piecewise linear approximation algorithm of original attribute, then simple line string head and the tail node is connected, form simple line and face, such as Fig. 4, complex polygon is converted to simple polygon with complicated string, simple line string, situation about losing after avoiding complex polygon and complicated string conversion, such as Fig. 5 and Fig. 6；
Step 3: spatial data and attribute data automatically extract, and specifically comprise the following steps that
The layout data of CAD form processes the difference problem for solving between cad data and GIS data fabric through above-mentioned steps, utilizes and file is exported into three files, such as Fig. 7 by Attributions selection or strength selector instrument；
Step 4: layout data classification warehouse-in, specifically comprises the following steps that
nullStep 4.1、Process for the attribute information word annotation in layout data，The instrument that changes support in ArcGIS imports CAD annotation，But the text after Dao Ruing is ANNO key element，There is display imperfect，Mess code occurs，Inconvenient operation problem，Such as Fig. 8，For solving technical problem，In MicroStation, content of text and coordinate program are extracted in secondary development，First text pre-processing coordinate XYZ is extracted，Then text pre-processing title is extracted、Color and type，Then the information output TXT file that will extract，Such as Fig. 9，Annotation information is converted to < annotation,X-coordinate,Y coordinate,Z coordinate > text of form，Such as Figure 10，Then in ArcGIS by the way of machine plotting，Annotation is converted to dot file，Now ArcGIS is according to operation requests，File output is generated dot file such as Figure 11；
Step 4.2, respectively the dot file extracted, line file, the DWG data of face file are carried out key element loading by different classes of in ArcGIS, utilize different loading key elements, export as Geodatdabase after loading respectively and enter database data, then obtain lossless conversion after carrying out topology inspection process enters database data, such as Figure 12 and Figure 13.
In step 1, control equipment is one or more in mobile phone, computer and panel computer, by controlling equipment, the data of figure layer corresponding in DWG file is extracted derivation, saves as dot file, to carry out next step operation.
In step 1, comprising the concrete steps that of breaing up utilizes strength selector instrument that by polygon, text, line, line string, arc, straight line, unit key element and the shared cell combined by multiple plot are broken up output respectively at MicroStation.
In step 1, during unit key element and the shared cell that combined by multiple plot being broken up, in order to avoid multinest, step 1 is repeated, till full figure is without block elements and shared cell in DWG file.
In step 2, going to fill, be to change to activate filling by element by MicroStation, filling type is nothing, utilizes the mode of Alternative Attribute to transfer the face of filling to simple polygon simultaneously.
In step 3, when Attributions selection or strength selector are pressed in utilization, according to operation requests, file exporting into three files, this document content includes the one or more combination in polygon, text, line, line string, arc, straight line.
In step 3, when Attributions selection or strength selector are pressed in utilization, according to operation requests, file exporting into three files, unit key element needs individually reservation, the most individually deposits a unit file.
In step 3, when Attributions selection or strength selector are pressed in utilization, according to operation requests, file is exported into three files, choice set is only derived when deriving CAD, i.e. in saving as DWG/DXF option, selection geometric figure is choice set, and the spatial data for the layout data that magnanimity is complicated automatically extracts out.
In step 4.2, load key element and include the face key element in loading surface file and/or the line feature in loaded line file and/or the some key element in loading unit file.
The general principle of the present invention and principal character and advantages of the present invention have more than been shown and described, to those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and without departing from the spirit or essential characteristics of the present invention, it is possible to realize the present invention in other specific forms.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is limited by claims rather than described above, it is intended that all changes fallen in the implication of equivalency and scope of claim included in the present invention.Should not be considered as limiting involved claim by any reference in claim.
In addition, it is to be understood that, although this specification is been described by according to embodiment, but the most each embodiment only comprises an independent technical scheme, this narrating mode of specification is only for clarity sake, specification should can also be formed, through appropriately combined, other embodiments that it will be appreciated by those skilled in the art that as an entirety, the technical scheme in each embodiment by those skilled in the art.
Claims (9)
1. a magnanimity complexity layout data lossless conversion storage method based on MicroStation,
It is characterized in that: comprise the following steps:
Step 1: magnanimity layout data is analyzed and pretreatment, specifically comprises the following steps that
Analytical integration magnanimity complexity layout data, all data types that inquiry data are comprised, for
Different key element different types of data do corresponding pretreatment, for needing the special element of independent reservation to want
The data of figure layer corresponding in DWG file are extracted derivation by controlling equipment, are saved as a literary composition by element
Part, does not do subsequent treatment, is unit key element for there is plot or is combined by multiple plot
Shared cell situation, then open at MicroStation and need DWG file to be processed, unit is wanted
Element and the shared cell combined by multiple plot are broken up；
Step 2: complex figure simplifies batch processing, specifically comprises the following steps that
Step 2.1, it is with the storage of some form in CAD database for the polygon filled, this deposits
Storage mode is not inconsistent with actual planar information, needs the key element after breaing up to carry out filling；
Step 2.2, in order to ensure the integrality of data, in MicroStation, utilize select MDL
Application program, employing turns simple program based on MicroStation secondary development complexity line face and processes,
Complex polygon is converted to simple polygon, simple line string with complicated string, is used for avoiding complexity polygon
Situation about losing after shape and complicated string conversion；
Step 3: spatial data and attribute data automatically extract, and specifically comprise the following steps that
The layout data of CAD form processes through above-mentioned steps and is used for solving cad data and GIS data bottom
Difference problem between structure, utilizes, by Attributions selection or strength selector instrument, file is exported into three
Individual file；
Step 4: layout data classification warehouse-in, specifically comprises the following steps that
Step 4.1, in MicroStation secondary development extract content of text and coordinate program, will
Annotation information is converted to the text of<annotation, X-coordinate, Y coordinate, Z coordinate>form, then exists
In ArcGIS by the way of machine plotting, annotation being converted to dot file, now ArcGIS please according to operation
Ask, file output is generated dot file；
Step 4.2, respectively the dot file extracted, line file, the DWG data of face file are existed
ArcGIS carries out key element loading by different classes of, utilizes different loading key elements, lead respectively after loading
Go out and enter database data for Geodatdabase, then carry out obtaining entering of lossless conversion after topology inspection processes
Database data.
A kind of magnanimity complexity based on MicroStation the most according to claim 1 planning number
According to lossless conversion storage method, it is characterised in that: in step 1, described control equipment be mobile phone,
One or more in computer and panel computer, by described control equipment by corresponding in DWG file
Figure layer data extract derive, save as dot file, with carry out next step operation.
A kind of magnanimity complexity based on MicroStation the most according to claim 1 planning number
According to lossless conversion storage method, it is characterised in that: in step 1, that breaks up comprises the concrete steps that
MicroStation utilizes strength selector instrument by unit key element with by being total to that multiple plot combines
Enjoy unit and break up output by polygon, text, line, line string, arc, straight line respectively.
A kind of magnanimity complexity based on MicroStation the most according to claim 1 planning number
According to lossless conversion storage method, it is characterised in that: in step 1, by unit key element with by multiple
During the shared cell that plot combines is broken up, in order to avoid multinest, repeat step
Rapid 1, till in DWG file, full figure is without block elements and shared cell.
A kind of magnanimity complexity layout data based on MicroStation the most according to claim 1
Lossless conversion storage method, it is characterised in that: in step 2, described in go fill, be to pass through
Element is changed to activate and fills by MicroStation, and filling type is nothing, utilizes Alternative Attribute simultaneously
Mode transfer the face of filling to simple polygon.
A kind of magnanimity complexity layout data based on MicroStation the most according to claim 1
Lossless conversion storage method, it is characterised in that: in step 3, press Attributions selection or strength choosing utilizing
When selecting device, according to operation requests, file is exported into three files, this document content include polygon,
One or more combination in text, line, line string, arc, straight line.
A kind of magnanimity complexity based on MicroStation the most according to claim 1 planning number
According to lossless conversion storage method, it is characterised in that: in step 3, press Attributions selection or strong utilizing
During power selector, according to operation requests, file exporting into three files, unit key element needs individually
Retain, the most individually deposit a unit file.
A kind of magnanimity complexity based on MicroStation the most according to claim 1 planning number
According to lossless conversion storage method, it is characterised in that: in step 3, press Attributions selection or strong utilizing
During power selector, according to operation requests, file is exported into three files, only derive when deriving CAD
Choice set, i.e. in saving as DWG/DXF option, selection geometric figure is choice set, for by sea
The spatial data of the layout data that amount is complicated automatically extracts out.
A kind of magnanimity complexity layout data based on MicroStation the most according to claim 1
Lossless conversion storage method, it is characterised in that: in step 4.2, load key element and include loading surface literary composition
Face key element in part and/or the line feature in loaded line file and/or in loading unit file
Some key element.
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| CN109299205A (en) * | 2018-10-23 | 2019-02-01 | 泰华智慧产业集团股份有限公司 | The method and apparatus that will plan that the spatial data that industry uses is put in storage |
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| CN112395821A (en) * | 2020-10-27 | 2021-02-23 | 胜宏科技（惠州）股份有限公司 | PCB forming outer molded line processing method and equipment |
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| CN113434623A (en) * | 2021-06-30 | 2021-09-24 | 广东省城乡规划设计研究院有限责任公司 | Fusion method based on multi-source heterogeneous space planning data |
| CN113626904A (en) * | 2021-07-02 | 2021-11-09 | 机械工业第九设计研究院有限公司 | Three-dimensional process commander layout method for automobile industry factory building |
| CN117251518A (en) * | 2023-09-28 | 2023-12-19 | 广东省城乡规划设计研究院有限责任公司 | Urban safety planning design method for synchronous operation of GIS platform and CAD platform |
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