CN108369602A - The spatial display method and device of monitoring device - Google Patents
The spatial display method and device of monitoring device Download PDFInfo
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- CN108369602A CN108369602A CN201780002698.2A CN201780002698A CN108369602A CN 108369602 A CN108369602 A CN 108369602A CN 201780002698 A CN201780002698 A CN 201780002698A CN 108369602 A CN108369602 A CN 108369602A
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 49
- 238000000034 method Methods 0.000 title claims abstract description 37
- 238000012544 monitoring process Methods 0.000 claims abstract description 88
- 230000008676 import Effects 0.000 claims description 10
- 238000011022 operating instruction Methods 0.000 claims description 6
- 230000004044 response Effects 0.000 claims description 3
- 230000003362 replicative effect Effects 0.000 claims description 2
- 230000003321 amplification Effects 0.000 abstract description 7
- 238000003199 nucleic acid amplification method Methods 0.000 abstract description 7
- 230000009467 reduction Effects 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
- NAWXUBYGYWOOIX-SFHVURJKSA-N (2s)-2-[[4-[2-(2,4-diaminoquinazolin-6-yl)ethyl]benzoyl]amino]-4-methylidenepentanedioic acid Chemical compound C1=CC2=NC(N)=NC(N)=C2C=C1CCC1=CC=C(C(=O)N[C@@H](CC(=C)C(O)=O)C(O)=O)C=C1 NAWXUBYGYWOOIX-SFHVURJKSA-N 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000009435 building construction Methods 0.000 description 2
- 238000000205 computational method Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000006399 behavior Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/29—Geographical information databases
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/40—Information retrieval; Database structures therefor; File system structures therefor of multimedia data, e.g. slideshows comprising image and additional audio data
- G06F16/44—Browsing; Visualisation therefor
- G06F16/444—Spatial browsing, e.g. 2D maps, 3D or virtual spaces
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
Abstract
A kind of spatial display method and device of monitoring device provided by the invention, belongs to monitoring display technology field.This method includes：Simultaneously current interface of the display target monitoring device residing for screen is cut, and generates cutting picture；In cutting picture, the elements of a fix of target monitoring equipment are calculated；Picture and the elements of a fix are cut by operation, calculates the position coordinates of target monitoring equipment relative screen；The circuit of file generated and the screen line drawn by the operation of input equipment according to the map calculate the opposite position coordinates for cutting picture of target monitoring equipment, with display target monitoring device space geographical location.The spatial display method and device of the monitoring device of the present invention can accurately show the spatial position of unit, and follow the display roaming, amplification, reduction operation of the smooth operation of mouse, and can reduce the erection difficulty of GIS monitoring systems and set up expense.
Description
Technical field
The present invention relates to monitoring display technology field more particularly to a kind of spatial display method and devices of monitoring device.
Background technology
In monitoring trade, the geospatial information of equipment is typically to pass through GIS-Geographic Information System (Geography
Information System, GIS) intuitively show.The general data sources of GIS mainly have control measure measured data,
The digitlization of existing paper map, existing space data file or database, remote sensing image, statistical data etc..
Currently, applications of the GIS in monitor supervision platform be there are mainly two types of mode, one is using as GoogleMap,
Map Services application programming interface (the Application of the offers such as MapABC, MapBar, SougouMap
Programming Interface, API)；Another is then purchase or obtains required data from other channels, is based on this
A little data are realized using third-party GIS foundation platform and are applied.For the first realization, need to network online；Second real
It is existing, it can realize the application of higher level, but basic data source is more, along with standard differs, data volume is huge, will
In these data integrations to same foundation map, processing and integrated process need to pay sizable cost.In addition, due to very
Either building are all without geographical measurement data only internal planning chart or design drawing, it is difficult to intuitively exist for more gardens
The geographical location of monitoring device is immediately seen in space.
Invention content
It is a primary object of the present invention to propose a kind of spatial display method and device of monitoring device, planning can be realized
The combined operation of figure brings the possibility of intuitive presentation device to the user that can not set up GIS-Geographic Information System.
To achieve the above object, the present invention provides a kind of spatial display method of monitoring device, the method includes：It cuts
And current interface of the display target monitoring device residing for screen, and generate cutting picture；In the cutting picture, institute is calculated
State the elements of a fix of target monitoring equipment；By operating the cutting picture and the elements of a fix, the target prison is calculated
Control the position coordinates of equipment relative screen；According to the map the circuit of file generated and by input equipment operation draw
Screen line calculates the relatively described position coordinates for cutting picture of the target monitoring equipment, to show the target monitoring equipment
Geographical location in space.
Optionally, simultaneously current interface of the display target monitoring device residing for screen is cut described, and generates cutting figure
Before piece, the method further includes：Import the map file；Target Photo, the target are searched from the map file
Picture includes target monitoring equipment.
Optionally, described to cut simultaneously current interface of the display target monitoring device residing for screen, and cutting picture is generated,
Including：Obtain the level of zoom of Target Photo and the central point relative coordinate of Target Photo；According to the level of zoom, meter
Calculate the size of the rectangle display box of current screen；To the target figure in the central point relative coordinate position of the Target Photo
Piece is cut according to the size of the rectangle display box, is generated and is cut picture；The cutting picture is replicated, and is shown part is replicated
Show to current interface.
Optionally, the position coordinates of the target monitoring equipment relative screen sanction opposite with the target monitoring equipment
It cuts and meets following formula between the position coordinates of picture：
Xzoom=ViewSize.Width ÷ CurrImageSize.Width；
Yzoom=ViewSize.Height ÷ CurrImageSize.Height；
Location (X, Y)=(layerLocation.X-imageLocation.X) × xzoom,
(layerLocation.Y-imageLocation.Y)×yzoom；
Wherein, ViewSize is the size of display area, and CurrImageSize is the size for cutting picture, Location
(X, Y) is the position coordinates of the target monitoring equipment relative screen, and imageLocation (X, Y) is the upper left for cutting picture
Angular coordinate, layerLocation (X, Y) are coordinate of the target monitoring equipment with respect to picture.
Optionally, the method further includes：The business operating instructions of user terminal are responded, and feedback operation result is to screen
Interface.
In addition, to achieve the above object, the present invention also provides a kind of spatial display device of monitoring device, described device packets
It includes：Picture cuts display module, is set as cutting simultaneously current interface of the display target monitoring device residing for screen, and generate sanction
Cut picture；First computing module is set as in the cutting picture, calculates the elements of a fix of the target monitoring equipment；The
Two computing modules are set as, by operating the cutting picture and the elements of a fix, calculating the target monitoring equipment phase
To the position coordinates of screen；Third computing module is set as the circuit of file generated according to the map and by input equipment
The screen line drawn is operated, the relatively described position coordinates for cutting picture of the target monitoring equipment are calculated, to show the mesh
Geographical location of the mark monitoring device in space.
Optionally, described device further includes：Import modul is set as importing the map file；Picture searching module, if
It is set to from the map file and searches Target Photo, the Target Photo includes target monitoring equipment.
Optionally, the picture cutting display module includes：Acquiring unit is set as obtaining the zoom-level of Target Photo
Not and the central point relative coordinate of Target Photo；Computing unit is set as, according to the level of zoom, calculating current screen
Rectangle display box size；Unit is cut, is set as in the central point relative coordinate position of the Target Photo to described
Target Photo is cut according to the size of the rectangle display box, is generated and is cut picture；Display unit is set as described in duplication
Picture is cut, and is shown part is replicated to current interface.
Optionally, the position coordinates for the target monitoring equipment relative screen that second computing unit calculates with it is above-mentioned
Meet following formula between the relatively described position coordinates for cutting picture of the target monitoring equipment that third computing unit calculates：
Xzoom=ViewSize.Width ÷ CurrImageSize.Width；
Yzoom=ViewSize.Height ÷ CurrImageSize.Height；
Location (X, Y)=(layerLocation.X-imageLocation.X) × xzoom,
(layerLocation.Y-imageLocation.Y)×yzoom；
Wherein, ViewSize is the size of display area, and CurrImageSize is the size for cutting picture, Location
(X, Y) is the position coordinates of the target monitoring equipment relative screen, and imageLocation (X, Y) is the upper left for cutting picture
Angular coordinate, layerLocation (X, Y) are coordinate of the target monitoring equipment with respect to picture.
Optionally, wherein described device further includes：Execution module is set as the business operating instructions of response user terminal, and
Feedback operation result is to the interface of screen.
The spatial display method and device of monitoring device proposed by the present invention cuts and shows by operating Target Photo
Current interface of the target monitoring equipment residing for screen calculates target monitoring equipment to generate cutting picture in cutting picture
The elements of a fix, according to operation cut picture and the elements of a fix calculate target monitoring equipment relative screen position coordinates and
The opposite position coordinates for cutting picture can accurately show equipment with display target monitoring device in the geographical location in space
The spatial position of unit, and the display roaming, amplification, reduction operation of the smooth operation of mouse are followed, and GIS monitoring can be reduced
The erection difficulty and erection expense of system.
Description of the drawings
Fig. 1 is the flow diagram of the spatial display method for the monitoring device that present pre-ferred embodiments provide；
Fig. 2 is the sub-process schematic diagram of the spatial display method for the monitoring device that present pre-ferred embodiments provide；
Fig. 3 is the module diagram of the spatial display device for the monitoring device that present pre-ferred embodiments provide；
Fig. 4 is the module diagram of the picture cutting display module in Fig. 3.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific implementation mode
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to is set as explaining the present invention, and is not considered as limiting the invention.
Fig. 1 is please referred to, is the flow diagram of the spatial display method for the monitoring device that present pre-ferred embodiments provide,
The method includes the steps：
Step 110, map file is imported.
Specifically, the map file in the present embodiment includes Garden Planning figure, building construction figure or satellite image map.
Optionally, it imports before map file, can first be searched whether in local file in the presence of the map file needed,
If not finding, 110 are entered step, if finding, can be omitted step 110.
Step 120, Target Photo is searched from the map file, the Target Photo includes target monitoring equipment.
Optionally, according to operational order, map file execution is correspondingly operated, to find target monitoring equipment.
Operational order includes：The operations such as amplification, diminution, roaming.
Step 130, it when operating the Target Photo, cuts and shows target monitoring equipment the working as residing for screen
Front interface, and generate cutting picture.
Specifically, Fig. 2 is please referred to, step 130 further comprises：
Step 210, the level of zoom of Target Photo and the central point relative coordinate of Target Photo are obtained.
Specifically, the level of zoom in operational order is obtained according to the rotating direction of input equipment.Specifically, level of zoom
(ZoomLevel) size is calculated using formula (2).
N=Mousewheel/120 formula (1)
ZoomLevel=N>01.1n×ZoomLevel:ZoomLevel ÷ 1.1n formula (2)
Wherein, Monsewheel is mouse roller value.If the idler wheel of mouse is rolled along a first direction, idler wheel
Value is positive number, and N is positive number；If the idler wheel of mouse is rolled along the second direction opposite with first direction, idler wheel value
For negative, N is negative.That is, when idler wheel is positive direction, level of zoom multiplies the n times in 1.1 equal to current zoom rank
Side, when idler wheel is negative direction, level of zoom is equal to current zoom rank and removes in 1.1 Nth power.
Step 220, according to the level of zoom, the size of the rectangle display box of current screen is calculated.
Specifically, the size of rectangle display box (CurrImageSize) is calculated using formula (3).
CurrImageSize=(ImgSrcSize.X ÷ ZoomLevel, ImgSrcSize.Y ÷ ZoomLeve) formula
(3)
Wherein, ZoomLevel is the magnification level under current operation, and ImgSrcSize is the picture size imported.
Step 230, in the central point relative coordinate position of the Target Photo to the Target Photo according to the square
The size of shape display box is cut, and is generated and is cut picture.
Specifically, if only generating first according to rectangle display box cuts picture, the size and square of picture are cut for the first time
Shape display box it is equal in magnitude.If being cut to the first cutting picture, when generating the second cutting picture, then second picture is cut
(rectangle) size is calculated using formula (6).
ImageLocation.X=(OldImage.Width-CurrImageSize.Width) ÷ 2+
ImageLocation.X formula (4)
ImageLocation.Y=(OldImage.Height-CurrImageSize.Height) ÷ 2+
ImageLocation.Y formula (5)
Rectangle=(imageLocation, CurrImageSize) formula (6)
Wherein, OldImage is the first size for cutting picture, and CurrImageSize is the size of current clipping region,
LocationPoint is the top left co-ordinate of current clipping region.
Step 240, the cutting picture is replicated, and is shown part is replicated to current interface.
Step 140, in the cutting picture, the elements of a fix of the target monitoring equipment are calculated.
Specifically, according to the level of zoom of picture and central point relative coordinate, the position that target monitoring equipment navigates to is calculated
The elements of a fix set, and coordinate is saved in database.
Further, before the elements of a fix are saved in database together, the target monitoring equipment is configured on map
Icon, name and the state of display, which change, needs icon to be shown.
Further, when equipment is located in building, then target monitoring equipment is determined according to building switching planning chart
Position.
Step 150, by operating the cutting picture and the elements of a fix, the target monitoring equipment phase is calculated
To the position coordinates of screen.
Specifically, by the operations such as being amplified, reducing to cutting picture, the target monitoring equipment is moved in the screen
The position of curtain, and according to the elements of a fix, calculate position coordinates of the target monitoring equipment relative to screen.
More specifically, the position coordinates of target monitoring equipment relative screen are calculated using formula (9).
Xzoom=ViewSize.Width ÷ CurrImageSize.Width formula (7)
Yzoom=ViewSize.Height ÷ CurrImageSize.Height formula (8)
Location (X, Y)=(layerLocation.X-imageLocation.X) × xzoom,
(layerLocation.Y-imageLocation.Y) × yzoom formula (9)
Wherein, ViewSize is the size of display area, and CurrImageSize is the size for cutting picture,
ImageLocation is the top left co-ordinate for cutting picture, and layerLocation is seat of the target monitoring equipment with respect to picture
Mark.
Step 160, the circuit generated according to the map file and the screen of the operation drafting by input equipment
Line calculates the relatively described position coordinates for cutting picture of the target monitoring equipment, to show the target monitoring equipment in sky
Between geographical location.
Specifically, public affairs may be used in the opposite position coordinates layerLocation (X, Y) for cutting picture of target monitoring equipment
Formula (10) is calculated.
LayerLocation (X, Y)=(location.X ÷ xzoom+imageLocation.X, location.Y ÷
Yzoom+imageLocation.Y) formula (10)
Wherein, location is the position coordinates of relative screen, and imageLocation is the upper left corner seat for cutting picture
Mark.
In the present embodiment, the input equipment can be mouse.
For example, when carrying out the business such as perambulatory route planning, guard's route planning, screen line is drawn by the operation of mouse
Road cuts Picture Coordinate relatively according to circuit point set, and by calculating monitoring device, converts point set to opposite cutting figure
Piece coordinate set, by line memory to database.
Class business is calculated when being related to space, such as apart from nearest monitoring point, basic space computing unit can be according to phase
Distance operation is done to Picture Coordinate.Under current magnification level and cutting position, opposite Picture Coordinate calculates, wherein
LayerLocation is equipment with respect to coordinates of icon, and location is with respect to display area screen coordinate, and computational methods are as follows：
Pointx=location.X/xzoom+imageLocation.X；
Pointy=location.Y/yzoom+imageLocation.Y.
Step 170, the business operating instructions of user terminal are responded, and feedback operation result is to the interface of screen.
The spatial display method of monitoring device provided in this embodiment, the mesh related with space-time that safety-security area is related to
Mark includes the GIS map element of Drawing Object and attribute in conjunction with formation, and in the form of data layer according to opposite Picture Coordinate
Spatial database is included in be managed collectively.It may include one or more safety-security area dedicated service figure layers, and figure layer includes one
List of elements, an element indicate a target, are collectively formed by Drawing Object and an attribute record.Drawing Object usually by
Basic point (such as video camera), line (such as vehicle running orbit), face (switching map) are constituted, and attribute list stores the attached of the target
Belong to information (number, title, type and the other attributes of such as video camera), Drawing Object and attribute list record row pass through unique
Identification number is associated with, and realizes that spatial information and the mutual of attribute list are looked into this, and map is by showing different element pictures to open up
Show equipment different conditions, such as access control, the alarm of camera.
Example one chooses the camera in point-type business interface, by mouse-click or double-clicks camera, makes camera
Into line flicker.
Example two chooses the line of vehicle running orbit in line style business, and the line chosen will produce the change of color.
Example three selects the building map in mesoprosopy business, the map chosen that can switch over.
Example four, can be according to opposite cutting picture such as apart from nearest monitoring point when being related to space calculating class business
Coordinate does distance operation.
The spatial display method of the monitoring device of the present embodiment cuts by operating Target Photo and display target is supervised
Current interface of the equipment residing for screen is controlled, to generate cutting picture, the positioning of target monitoring equipment is calculated in cutting picture
Coordinate cuts picture according to operation and the elements of a fix calculates the position coordinates of target monitoring equipment relative screen and opposite sanction
The position coordinates for cutting picture, with display target monitoring device in the geographical location in space, so as to accurately show tables of equipment
The spatial position of member, and the display roaming, amplification, reduction operation of the smooth operation of mouse are followed, and GIS monitoring system can be reduced
The erection difficulty and erection expense of system.
Fig. 3 is please referred to, another preferred embodiment of the present invention additionally provides a kind of spatial display device of monitoring device, the dress
Set including：
Import modul 310 is set as importing map file.
Specifically, the map file in the present embodiment includes Garden Planning figure, building construction figure or satellite image map.
Optionally, before import modul 310 imports map file, can first search whether to exist in local file needs
The map file wanted triggers import modul 310 if not finding, if finding, without triggering import modul 310.
Picture searching module 320 is set as searching Target Photo from the map file, and the Target Photo includes mesh
Mark monitoring device.
Optionally, according to operational order, picture searching module 320 correspondingly operates map file execution, to look for
To target monitoring equipment.Operational order includes：The operations such as amplification, diminution, roaming.
Picture cuts display module 330, is set as, when operating the Target Photo, cutting and showing the target monitoring
Current interface of the equipment residing for screen, and generate cutting picture.
Specifically, Fig. 4 is please referred to, picture cuts display module 330 and further comprises：
Acquiring unit 410 is set as obtaining the opposite seat of central point of the level of zoom of Target Photo and Target Photo
Mark.
Specifically, acquiring unit 410 obtains the level of zoom in operational order according to the rotating direction of input equipment.Specifically
The size on ground, level of zoom (ZoomLevel) is calculated using formula (2).
N=Mousewheel/120 formula (1)
ZoomLevel=N>01.1n×ZoomLevel:ZoomLevel ÷ 1.1n formula (2)
Wherein, Monsewheel is mouse roller value.If the idler wheel of mouse is rolled along a first direction, idler wheel
Value is positive number, and N is positive number；If the idler wheel of mouse is rolled along the second direction opposite with first direction, idler wheel value
For negative, N is negative.That is, when idler wheel is positive direction, level of zoom multiplies the n times in 1.1 equal to current zoom rank
Side, when idler wheel is negative direction, level of zoom is equal to current zoom rank and removes in 1.1 Nth power.
Computing unit 420 is set as calculating the size of the rectangle display box of current screen according to the level of zoom.
Specifically, the size of rectangle display box (CurrImageSize) is calculated using formula (3).
CurrImageSize=(ImgSrcSize.X ÷ ZoomLevel, ImgSrcSize.Y ÷ ZoomLeve) formula
(3)
Wherein, ZoomLevel is the magnification level under current operation, and ImgSrcSize is the picture size imported.
Unit 430 is cut, is set as in the central point relative coordinate position of the Target Photo to the Target Photo
It is cut according to the size of the rectangle display box, generates and cut picture.
Specifically, it if only generating first according to rectangle display box cuts picture, cuts unit 430 and cuts picture for the first time
Size and rectangle display box it is equal in magnitude.If being cut to the first cutting picture, when generating the second cutting picture, then cut out
The size for cutting the cutting picture of unit 430 second (rectangle) is calculated using formula (6).
ImageLocation.X=(OldImage.Width-CurrImageSize.Width) ÷ 2+
ImageLocation.X formula (4)
ImageLocation.Y=(OldImage.Height-CurrImageSize.Height) ÷ 2+
ImageLocation.Y formula (5)
Rectangle=(imageLocation, CurrImageSize) formula (6)
Wherein, OldImage is the first size for cutting picture, and CurrImageSize is the size of current clipping region,
LocationPoint is the top left co-ordinate of current clipping region.
Display unit 440 is set as replicating the cutting picture, and is shown part is replicated to current interface.
First computing device 340 is set as in the cutting picture, and the positioning for calculating the target monitoring equipment is sat
Mark.
Specifically, according to the level of zoom of picture and central point relative coordinate, the first computing device 340 calculates target monitoring
The elements of a fix for the position that equipment navigates to, and coordinate is saved in database.
Further, before the elements of a fix are saved in database together, the target monitoring equipment is configured on map
Icon, name and the state of display, which change, needs icon to be shown.
Further, when equipment is located in building, then the first computing device 340 switches planning chart to target according to building
Monitoring device is positioned.
Second computing device 350 is set as by operating the cutting picture and the elements of a fix, described in calculating
The position coordinates of target monitoring equipment relative screen.
Specifically, by the operations such as being amplified, reducing to cutting picture, the target monitoring equipment is moved in the screen
The position of curtain, and according to the elements of a fix, the second computing device 350 calculates position coordinates of the target monitoring equipment relative to screen.
More specifically, the position coordinates of target monitoring equipment relative screen are calculated using formula (9).
Xzoom=ViewSize.Width ÷ CurrImageSize.Width formula (7)
Yzoom=ViewSize.Height ÷ CurrImageSize.Height formula (8)
Location (X, Y)=(layerLocation.X-imageLocation.X) × xzoom,
(layerLocation.Y-imageLocation.Y) × yzoom formula (9)
Wherein, ViewSize is the size of display area, and CurrImageSize is the size for cutting picture,
ImageLocation is the top left co-ordinate for cutting picture, and layerLocation is seat of the target monitoring equipment with respect to picture
Mark.
Third computing device 360 is set as the circuit generated according to the map file and by the behaviour of input equipment
Make the screen line drawn, the relatively described position coordinates for cutting picture of the target monitoring equipment is calculated, to show the target
Geographical location of the monitoring device in space.
Specifically, public affairs may be used in the opposite position coordinates layerLocation (X, Y) for cutting picture of target monitoring equipment
Formula (10) is calculated.
LayerLocation (X, Y)=(location.X ÷ xzoom+imageLocation.X, location.Y ÷
Yzoom+imageLocation.Y) formula (10)
Wherein, location is the position coordinates of relative screen, and imageLocation is the upper left corner seat for cutting picture
Mark.
In the present embodiment, the input equipment can be mouse.
For example, when carrying out the business such as perambulatory route planning, guard's route planning, screen line is drawn by the operation of mouse
Road cuts Picture Coordinate relatively according to circuit point set, and by calculating monitoring device, converts point set to opposite cutting figure
Piece coordinate set, by line memory to database.
Class business is calculated when being related to space, such as apart from nearest monitoring point, basic space computing unit can be according to phase
Distance operation is done to Picture Coordinate.Under current magnification level and cutting position, opposite Picture Coordinate calculates, wherein
LayerLocation is equipment with respect to coordinates of icon, and location is with respect to display area screen coordinate, and computational methods are as follows：
Pointx=location.X/xzoom+imageLocation.X；
Pointy=location.Y/yzoom+imageLocation.Y.
Execution module 370 is set as the business operating instructions of response user terminal, and feedback operation result is to the boundary of screen
Face.
The spatial display device of monitoring device provided in this embodiment, the mesh related with space-time that safety-security area is related to
Mark includes the GIS map element of Drawing Object and attribute in conjunction with formation, and in the form of data layer according to opposite Picture Coordinate
Spatial database is included in be managed collectively.It may include one or more safety-security area dedicated service figure layers, and figure layer includes one
List of elements, an element indicate a target, are collectively formed by Drawing Object and an attribute record.Drawing Object usually by
Basic point (such as video camera), line (such as vehicle running orbit), face (switching map) are constituted, and attribute list stores the attached of the target
Belong to information (number, title, type and the other attributes of such as video camera), Drawing Object and attribute list record row pass through unique
Identification number is associated with, and realizes that spatial information and the mutual of attribute list are looked into this, and map is by showing different element pictures to open up
Show equipment different conditions, such as access control, the alarm of camera.
Example one chooses the camera in point-type business interface, by mouse-click or double-clicks camera, makes camera
Into line flicker.
Example two chooses the line of vehicle running orbit in line style business, and the line chosen will produce the change of color.
Example three selects the building map in mesoprosopy business, the map chosen that can switch over.
Example four, can be according to opposite cutting picture such as apart from nearest monitoring point when being related to space calculating class business
Coordinate does distance operation.
The spatial display device of the monitoring device of the present embodiment, by operating Target Photo, picture cuts display module
330 cut simultaneously current interface of the display target monitoring device residing for screen, to generate cutting picture, the first computing module 340
The elements of a fix of target monitoring equipment are calculated in cutting picture, the second computing module 350 cuts picture according to operation and determines
Position coordinate calculates the position coordinates of target monitoring equipment relative screen and third computing module 360 calculates target monitoring equipment
The opposite position coordinates for cutting picture, with display target monitoring device in the geographical location in space, so as to accurately show
The spatial position of unit, and the display roaming, amplification, reduction operation of the smooth operation of mouse are followed, and GIS can be reduced
The erection difficulty and erection expense of monitoring system.
It should be noted that herein, term " comprising " or its any other variant are intended to nonexcludability
Including so that process, method, article or device including a series of elements include not only those elements, but also wrap
Include other elements that are not explicitly listed, or further include for this process, method, article or device intrinsic want
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including the element
Process, method, there is also other identical elements in article or device.
The embodiments of the present invention are for illustration only, can not represent the quality of embodiment.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, technical scheme of the present invention substantially in other words does the prior art
Going out the part of contribution can be expressed in the form of software products, which is stored in a storage medium
In (such as ROM/RAM, magnetic disc, CD), including some instructions are used so that a station terminal equipment (can be mobile phone, computer, clothes
Be engaged in device, air conditioner or the network equipment etc.) execute method described in each embodiment of the present invention.
It these are only the preferred embodiment of the present invention, be not intended to limit the scope of the invention, it is every to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Industrial applicibility
The spatial display method and device of monitoring device proposed by the present invention cuts and shows by operating Target Photo
Current interface of the target monitoring equipment residing for screen calculates target monitoring equipment to generate cutting picture in cutting picture
The elements of a fix, according to operation cut picture and the elements of a fix calculate target monitoring equipment relative screen position coordinates and
The opposite position coordinates for cutting picture can accurately show equipment with display target monitoring device in the geographical location in space
The spatial position of unit, and the display roaming, amplification, reduction operation of the smooth operation of mouse are followed, and GIS monitoring can be reduced
The erection difficulty and erection expense of system.
Claims (10)
1. a kind of spatial display method of monitoring device, the method includes：
Simultaneously current interface of the display target monitoring device residing for screen is cut, and generates cutting picture；
In the cutting picture, the elements of a fix of the target monitoring equipment are calculated；
By operating the cutting picture and the elements of a fix, the position of the target monitoring equipment relative screen is calculated
Coordinate；
The circuit of file generated and the screen line drawn by the operation of input equipment according to the map calculate the target prison
Control equipment relatively it is described cut picture position coordinates, with show the target monitoring equipment space geographical location.
2. the spatial display method of monitoring device according to claim 1, wherein cut simultaneously display target monitoring described
Current interface of the equipment residing for screen, and generate before cutting picture, the method further includes：
Import the map file；
Target Photo is searched from the map file, the Target Photo includes target monitoring equipment.
3. the spatial display method of monitoring device according to claim 2, wherein simultaneously display target monitoring is set for the cutting
The standby current interface residing for screen, and cutting picture is generated, including：
Obtain the level of zoom of Target Photo and the central point relative coordinate of Target Photo；
According to the level of zoom, the size of the rectangle display box of current screen is calculated；
To the Target Photo according to the big of the rectangle display box in the central point relative coordinate position of the Target Photo
It is small to be cut, it generates and cuts picture；
The cutting picture is replicated, and is shown part is replicated to current interface.
4. the spatial display method of monitoring device according to claim 1, wherein the target monitoring equipment relative screen
Position coordinates it is opposite with the target monitoring equipment it is described cut picture position coordinates between meet following formula：
Xzoom=ViewSize.Width ÷ CurrImageSize.Width；
Yzoom=ViewSize.Height ÷ CurrImageSize.Height；
Location (X, Y)=(layerLocation.X-imageLocation.X) × xzoom, (layerLocation.Y-
imageLocation.Y)×yzoom；
Wherein, ViewSize is the size of display area, and CurrImageSize is the size for cutting picture, Location (X, Y)
For the position coordinates of the target monitoring equipment relative screen, imageLocation (X, Y) is the upper left corner seat for cutting picture
Mark, layerLocation (X, Y) are coordinate of the target monitoring equipment with respect to picture.
5. according to the spatial display method of claim 1-4 any one of them monitoring devices, wherein the method further includes：
The business operating instructions of user terminal are responded, and feedback operation result is to the interface of screen.
6. a kind of spatial display device of monitoring device, described device include：
Picture cuts display module, is set as cutting simultaneously current interface of the display target monitoring device residing for screen, and generate
Cut picture；
First computing module is set as in the cutting picture, calculates the elements of a fix of the target monitoring equipment；
Second computing module is set as, by operating the cutting picture and the elements of a fix, calculating the target monitoring
The position coordinates of equipment relative screen；
Third computing module is set as the circuit of file generated according to the map and the screen of the operation drafting by input equipment
Curtain line calculates the relatively described position coordinates for cutting picture of the target monitoring equipment, to show that the target monitoring equipment exists
The geographical location in space.
7. the spatial display device of monitoring device according to claim 6, wherein described device further includes：
Import modul is set as importing the map file；
Picture searching module is set as searching Target Photo from the map file, and the Target Photo includes target monitoring
Equipment.
8. the spatial display device of monitoring device according to claim 7, wherein the picture cuts display module packet
It includes：
Acquiring unit is set as obtaining the level of zoom of Target Photo and the central point relative coordinate of Target Photo；
Computing unit is set as calculating the size of the rectangle display box of current screen according to the level of zoom；
Unit is cut, is set as in the central point relative coordinate position of the Target Photo to the Target Photo according to described
The size of rectangle display box is cut, and is generated and is cut picture；
Display unit is set as replicating the cutting picture, and is shown part is replicated to current interface.
9. the spatial display device of monitoring device according to claim 6, wherein the institute that second computing unit calculates
It states the position coordinates of target monitoring equipment relative screen and the target monitoring equipment that above-mentioned third computing unit calculates is opposite
Meet following formula between the position coordinates for cutting picture：
Xzoom=ViewSize.Width ÷ CurrImageSize.Width；
Yzoom=ViewSize.Height ÷ CurrImageSize.Height；
Location (X, Y)=(layerLocation.X-imageLocation.X) × xzoom, (layerLocation.Y-
imageLocation.Y)×yzoom；
Wherein, ViewSize is the size of display area, and CurrImageSize is the size for cutting picture, Location (X, Y)
For the position coordinates of the target monitoring equipment relative screen, imageLocation (X, Y) is the upper left corner seat for cutting picture
Mark, layerLocation (X, Y) are coordinate of the target monitoring equipment with respect to picture.
10. according to the spatial display device of claim 6-9 any one of them monitoring devices, wherein described device further includes：
Execution module is set as the business operating instructions of response user terminal, and feedback operation result is to the interface of screen.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2017/078369 WO2018176206A1 (en) | 2017-03-28 | 2017-03-28 | Spatial display method and apparatus for monitoring device |
Publications (2)
| Publication Number | Publication Date |
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| CN108369602A true CN108369602A (en) | 2018-08-03 |
| CN108369602B CN108369602B (en) | 2021-09-21 |
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| CN201780002698.2A Expired - Fee Related CN108369602B (en) | 2017-03-28 | 2017-03-08 | Space display method and device of monitoring equipment |
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| WO (1) | WO2018176206A1 (en) |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108369602B (en) | 2021-09-21 |
| WO2018176206A1 (en) | 2018-10-04 |
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