CN106202237A - A kind of industry item area method for drawing map and system thereof - Google Patents
A kind of industry item area method for drawing map and system thereof Download PDFInfo
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- CN106202237A CN106202237A CN201610495952.4A CN201610495952A CN106202237A CN 106202237 A CN106202237 A CN 106202237A CN 201610495952 A CN201610495952 A CN 201610495952A CN 106202237 A CN106202237 A CN 106202237A
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- 238000009877 rendering Methods 0.000 claims abstract description 8
- 239000000284 extract Substances 0.000 claims abstract description 5
- 238000013507 mapping Methods 0.000 claims description 12
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- G09B29/00—Maps; Plans; Charts; Diagrams, e.g. route diagram
- G09B29/003—Maps
- G09B29/006—Representation of non-cartographic information on maps, e.g. population distribution, wind direction, radiation levels, air and sea routes
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Abstract
The invention discloses a kind of industry item area method for drawing map and system thereof, the method is included in map data server, generates an empty .db data base；Obtain the attribute information of industry project in treating the remote sensing image of drawing area and treating drawing area, extract the atural object in remote sensing image, and according to the atural object extracted and in treating drawing area the attribute information of industry project determine the geographical position of industry item area；Wherein, the attribute information of industry project includes the classification of industry project, shape, area and the range information with atural object about；Geographical position, shape and area according to industry item area determines the control point coordinate data of industry item location, and fills to empty .db data base；Read .db data base, and carry out region determined by the control point coordinate data in .db data base rendering and be sent to client displaying.
Description
Technical field
The invention belongs to mapping field, particularly relate to a kind of industry item area method for drawing map and system thereof.
Background technology
Industry project includes agriculture, woods, cities and towns and industrial project.When carrying out industry Map Design, required industry
Map datum is all to be provided by client, but client's majority is not provided that the definite geographic coordinate data of project, only knows relevant item
The word of mesh general location describes, it is impossible to obtains co-ordinate position information accurately, needs manually Search and Orientation typing coordinate
Information, wastes substantial amounts of manpower and materials.Additionally, map data server is under non-networked state, industry item area map is not
It is capable of the purpose of off-line preview and inquiry.
Summary of the invention
In order to solve the shortcoming of prior art, the present invention provides a kind of industry item area method for drawing map and is
System.The present invention combines geographical remote sensing image technology, by extracting the atural object in remote sensing image, and according to the atural object extracted and treat
In drawing area, the attribute information of industry project determines the geographical position of industry item area, further determines that mapping
Control point accurately determines the coordinate information of industry item area.
For achieving the above object, the present invention is by the following technical solutions:
A kind of industry item area method for drawing map, including:
Step (1): in map data server, generates an empty .db data base；
Step (2): obtain the attribute information of industry project in treating the remote sensing image of drawing area and treating drawing area, carry
Take the atural object in remote sensing image, and according to the atural object extracted and in treating drawing area the attribute information of industry project determine product
The geographical position of industry item area；Wherein, the attribute information of industry project include the classification of industry project, shape, area and
Range information with atural object about；
Step (3): determine the control of industry item location according to geographical position, shape and the area of industry item area
Point coordinate data, and fill to empty .db data base；
Step (4): read .db data base, and region determined by the control point coordinate data in .db data base is carried out
Render and be sent to client to show.
The present invention combines geographical remote sensing image technology, by extracting the atural object in remote sensing image, and according to the atural object extracted
And treat that the attribute information of industry project, to determine the geographical position of industry item area, further determines that map in drawing area
The control point drawn accurately determines the coordinate information of industry item area.And the control point obtaining industry item location is sat
After mark data, the region determining these coordinate datas renders, and finally gives complete industry item area map.
The present invention, also by setting up empty .db data base, reads region determined by the coordinate data of .db data base control point
Render, even if being achieved in that map data server is under non-networked state, it is also possible to realize the offline search of map.
In described step (3), if industry item area is generally circular in shape, first determine industry item area circle
Central coordinate of circle information, and using point in circle as residue control point.
In described step (3), if industry item area is shaped as polygon, then by industry item area shape-polygonal
Summit identify project the control point of position.
In described step (3), according to industry item area shape and area, determine between adjacent two control point away from
From；According to the coordinate information at one of them control point determined, determine the coordinate information at remaining control point.
For irregular industry item area shape, after being approximated to the shape of rule, calculate control point coordinate points again；
For do not describe shape facility all by the shaped graphic of the acquiescence set in advance, then calculate control point coordinate.
A kind of industry item area mapping system, including:
.db data base's generation module, it is configured in map data server generate an empty .db data base；
Project data acquisition module, it is configured to obtain treats the remote sensing image of drawing area and treats the interior product of drawing area
The attribute information of industry project, extracts the atural object in remote sensing image, and according to the atural object extracted and industry item in treating drawing area
Purpose attribute information determines the geographical position of industry item area；Wherein, the attribute information of industry project includes industry project
Classification, shape, area and the range information with atural object about；
Item location control point computing module, it is configured to the geographical position according to industry item area, shape dough-making powder
Amass the control point coordinate data determining industry item location, and fill to empty .db data base；
Zone rendering module, it is configured to read .db data base, and by the control point coordinate data in .db data base
Determined by region carry out rendering and be sent to client and show.
Item location control point computing module, if it is generally circular in shape to be additionally configured to industry item area, the most true
The central coordinate of circle information that fixed output quota industry item area is circular, and using point in circle as residue control point.
In the computing module of item location control point, if the industry item area of being additionally configured to is shaped as polygon, then
Is identified project in the summit of industry item area shape-polygonal the control point of position.
Item location control point computing module, is additionally configured to, according to industry item area shape and area, determine phase
Distance between adjacent two control point；According to the coordinate information at one of them control point determined, determine the seat at remaining control point
Mark information.
Item location control point computing module, is additionally configured to, for irregular industry item area shape, be approximated to
The shape of rule calculates control point coordinate points later again；For do not describe shape facility all by the acquiescence set in advance
Shaped graphic, then calculate control point coordinate.
The invention have the benefit that
(1) present invention combines geographical remote sensing image technology, by extracting the atural object in remote sensing image, and according to the ground extracted
Thing and in treating drawing area the attribute information of industry project to determine the geographical position of industry item area, further determine that ground
The control point that figure is drawn accurately determines the coordinate information of industry item area, it is possible to position of more accurately identifying project
Shape and orientation, improve the accuracy of item location coordinate data.
(2) present invention is also by setting up empty .db data base, reads determined by the coordinate data of .db data base control point
Region renders, and finally gives complete industry item area map, even and if achieving map data server non-
Under networking state, it is also possible to realize the offline search of map.
Accompanying drawing explanation
Fig. 1 is the flow chart of the industry item area method for drawing map of the present invention；
Fig. 2 is the structural representation of the industry item area mapping system of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe wholely.Fig. 1 is the flow chart of industry item area method for drawing map of the present invention, industry item area as shown in Figure 1
Mapping includes following step:
Step (1): in map data server, generates an empty .db data base；
.db data base is for the planar coordinate position data of stored items.
Step (2): obtain the attribute information of industry project in treating the remote sensing image of drawing area and treating drawing area, carry
Take the atural object in remote sensing image, and according to the atural object extracted and in treating drawing area the attribute information of industry project determine product
The geographical position of industry item area；Wherein, the attribute information of industry project include the classification of industry project, shape, area and
Range information with atural object about；Wherein, type of ground objects includes greenery patches, road, building, bare area and river.
Step (3): determine the control of industry item location according to geographical position, shape and the area of industry item area
Point coordinate data, and fill to empty .db data base；
Step (4): read .db data base, and region determined by the control point coordinate data in .db data base is carried out
Render and be sent to client to show.
The present invention combines geographical remote sensing image technology, by extracting the atural object in remote sensing image, and according to the atural object extracted
And treat that the attribute information of industry project, to determine the geographical position of industry item area, further determines that map in drawing area
The control point drawn accurately determines the coordinate information of industry item area, it is possible to the shape of position of more accurately identifying project
Shape and orientation, improve the accuracy of item location coordinate data.
The present invention, also by setting up empty .db data base, reads region determined by the coordinate data of .db data base control point
Render, finally give complete industry item area map, even and if achieving map data server in non-networked
Under state, it is also possible to realize the offline search of map.
In being embodied as, if industry item area is generally circular in shape, first determine the circle that industry item area is circular
Heart coordinate information, and using point in circle as residue control point.
In being embodied as, if industry item area is shaped as polygon, then by industry item area shape-polygonal
Identify project the control point of position in summit.
In being embodied as, according to industry item area shape and area, determine the distance between adjacent two control point；
According to the coordinate information at one of them control point determined, determine the coordinate information at remaining control point.
For irregular industry item area shape, after being approximated to the shape of rule, calculate control point coordinate points again；
For do not describe shape facility all by the shaped graphic of the acquiescence set in advance, then calculate control point coordinate.
Fig. 2 is the structural representation of a kind of industry item area mapping system of the present invention.Industry as shown in Figure 2
Item area mapping system, including: .db data base's generation module, project data acquisition module, item location control point meter
Calculate module and zone rendering module.
Wherein .db data base's generation module, it is configured in map data server generate an empty .db number
According to storehouse.
Project data acquisition module, obtains the remote sensing image in region to be measured, extracts the atural object in remote sensing image, and base area
Species type determines the geographical position of industry item area, shape and area.
Item location control point computing module, it is configured to the geographical position according to industry item area, shape dough-making powder
Amass the control point coordinate data determining industry item location, and fill to empty .db data base.
Zone rendering module, it is configured to read .db data base, and by the control point coordinate data in .db data base
Determined by region carry out rendering and be sent to client and show.
Wherein, item location control point computing module, if it is generally circular in shape to be additionally configured to industry item area, then first
First determine the central coordinate of circle information that industry item area is circular, and using point in circle as residue control point.
In the computing module of item location control point, if the industry item area of being additionally configured to is shaped as polygon, then
Is identified project in the summit of industry item area shape-polygonal the control point of position.
Item location control point computing module, is additionally configured to, according to industry item area shape and area, determine phase
Distance between adjacent two control point；According to the coordinate information at one of them control point determined, determine the seat at remaining control point
Mark information.
Item location control point computing module, is additionally configured to, for irregular industry item area shape, be approximated to
The shape of rule calculates control point coordinate points later again；For do not describe shape facility all by the acquiescence set in advance
Shaped graphic, then calculate control point coordinate.
The present invention combines geographical remote sensing image technology, by extracting the atural object in remote sensing image, and according to the atural object extracted
And treat that the attribute information of industry project, to determine the geographical position of industry item area, further determines that map in drawing area
The control point drawn accurately determines the coordinate information of industry item area, it is possible to the shape of position of more accurately identifying project
Shape and orientation, improve the accuracy of item location coordinate data.
The present invention, also by setting up empty .db data base, reads region determined by the coordinate data of .db data base control point
Render, finally give complete industry item area map, even and if achieving map data server in non-networked
Under state, it is also possible to realize the offline search of map.
One of ordinary skill in the art will appreciate that all or part of flow process realizing in above-described embodiment method, be permissible
Instructing relevant hardware by computer program to complete, described program can be stored in a computer read/write memory medium
In, this program is upon execution, it may include such as the flow process of the embodiment of above-mentioned each method.Wherein, described storage medium can be magnetic
Dish, CD, read-only store-memory body (Read-Only Memory, ROM) or random store-memory body (Random
AccessMemory, RAM) etc..
Although the detailed description of the invention of the present invention is described by the above-mentioned accompanying drawing that combines, but not the present invention is protected model
The restriction enclosed, one of ordinary skill in the art should be understood that on the basis of technical scheme, and those skilled in the art are not
Need to pay various amendments or deformation that creative work can make still within protection scope of the present invention.
Claims (10)
1. an industry item area method for drawing map, it is characterised in that including:
Step (1): in map data server, generates an empty .db data base；
Step (2): obtain the attribute information of industry project in treating the remote sensing image of drawing area and treating drawing area, extract distant
Atural object in sense image, and according to the atural object extracted and in treating drawing area the attribute information of industry project determine industry item
The geographical position in mesh region；Wherein, the attribute information of industry project include the classification of industry project, shape, area and and its
The range information of atural object around；
Step (3): determine that according to geographical position, shape and the area of industry item area the control point of industry item location is sat
Mark data, and fill to empty .db data base；
Step (4): read .db data base, and region determined by the control point coordinate data in .db data base is rendered
And it is sent to client displaying.
2. a kind of industry item area method for drawing map as claimed in claim 1, it is characterised in that in described step (3),
If industry item area is generally circular in shape, first determine the central coordinate of circle information that industry item area is circular, and by circle
Upper as residue control point.
3. a kind of industry item area method for drawing map as claimed in claim 1, it is characterised in that in described step (3),
If industry item area is shaped as polygon, then the control of position of being identified project in the summit of industry item area shape-polygonal
Point processed.
4. a kind of industry item area method for drawing map as claimed in claim 1, it is characterised in that in described step (3),
According to industry item area shape and area, determine the distance between adjacent two control point；According to one of them determined
The coordinate information at control point, determines the coordinate information at remaining control point.
5. a kind of industry item area method for drawing map as claimed in claim 4, it is characterised in that for irregular product
Industry item area shape, calculates control point coordinate points after being approximated to the shape of rule again；For not describing shape facility
All by the shaped graphic of the acquiescence set in advance, then calculate control point coordinate.
6. an industry item area mapping system, it is characterised in that including:
Db data base's generation module, it is configured in map data server generate an empty .db data base；
Project data acquisition module, its be configured to obtain treat the remote sensing image of drawing area and treat drawing area in industry item
Purpose attribute information, extracts the atural object in remote sensing image, and according to the atural object extracted and industry project in treating drawing area
Attribute information determines the geographical position of industry item area；Wherein, the attribute information of industry project includes the class of industry project
Not, shape, area and the range information with atural object about；
Item location control point computing module, it is configured to the geographical position according to industry item area, shape and area
Determine the control point coordinate data of industry item location, and fill to empty .db data base；
Zone rendering module, it is configured to read .db data base, and by the control point coordinate data institute in .db data base really
Fixed region carries out rendering and be sent to client and shows.
7. a kind of industry item area mapping system as claimed in claim 6, it is characterised in that item location control point
Computing module, if it is generally circular in shape to be additionally configured to industry item area, first determines the circle that industry item area is circular
Heart coordinate information, and using point in circle as residue control point.
8. a kind of industry item area mapping system as claimed in claim 6, it is characterised in that in item location control
In some computing module, if the industry item area of being additionally configured to is shaped as polygon, then by polygon for industry item area shape
Identify project the control point of position in the summit of shape.
9. a kind of industry item area mapping system as claimed in claim 6, it is characterised in that item location control point
Computing module, is additionally configured to, according to industry item area shape and area, determine the distance between adjacent two control point；
According to the coordinate information at one of them control point determined, determine the coordinate information at remaining control point.
10. a kind of industry item area mapping system as claimed in claim 9, it is characterised in that item location controls
Point computing module, is additionally configured to, for irregular industry item area shape, calculate after being approximated to the shape of rule again
Control point coordinate points；For do not describe shape facility all by the shaped graphic of the acquiescence set in advance, then calculate control
Point coordinates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610495952.4A CN106202237B (en) | 2016-06-29 | 2016-06-29 | Industrial project area map drawing method and system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610495952.4A CN106202237B (en) | 2016-06-29 | 2016-06-29 | Industrial project area map drawing method and system |
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| CN106202237B CN106202237B (en) | 2020-05-12 |
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Cited By (6)
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| CN107564401A (en) * | 2017-10-25 | 2018-01-09 | 安徽建工集团有限公司 | Project map shows method in real time |
| CN108492711A (en) * | 2018-04-08 | 2018-09-04 | 黑龙江工业学院 | A kind of drawing electronic map method and device |
| CN109389656A (en) * | 2018-10-23 | 2019-02-26 | 泰华智慧产业集团股份有限公司 | The method and system of drawing area on the map of mobile terminal |
| CN110516018A (en) * | 2019-08-05 | 2019-11-29 | 山东开创云软件有限公司 | A kind of the electronics method for drafting and device in river |
| CN113344514A (en) * | 2021-05-31 | 2021-09-03 | 珠海大横琴科技发展有限公司 | Item information display method and device, electronic equipment and readable medium |
| CN113467669A (en) * | 2021-05-31 | 2021-10-01 | 珠海大横琴科技发展有限公司 | Information processing method and device, electronic equipment and readable medium |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107564401A (en) * | 2017-10-25 | 2018-01-09 | 安徽建工集团有限公司 | Project map shows method in real time |
| CN108492711A (en) * | 2018-04-08 | 2018-09-04 | 黑龙江工业学院 | A kind of drawing electronic map method and device |
| CN109389656A (en) * | 2018-10-23 | 2019-02-26 | 泰华智慧产业集团股份有限公司 | The method and system of drawing area on the map of mobile terminal |
| CN110516018A (en) * | 2019-08-05 | 2019-11-29 | 山东开创云软件有限公司 | A kind of the electronics method for drafting and device in river |
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| CN113344514A (en) * | 2021-05-31 | 2021-09-03 | 珠海大横琴科技发展有限公司 | Item information display method and device, electronic equipment and readable medium |
| CN113467669A (en) * | 2021-05-31 | 2021-10-01 | 珠海大横琴科技发展有限公司 | Information processing method and device, electronic equipment and readable medium |
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| CN106202237B (en) | 2020-05-12 |
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