CN104461423A - Resource information distribution display method and device based on GIS - Google Patents
Resource information distribution display method and device based on GIS Download PDFInfo
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- CN104461423A CN104461423A CN201410708520.8A CN201410708520A CN104461423A CN 104461423 A CN104461423 A CN 104461423A CN 201410708520 A CN201410708520 A CN 201410708520A CN 104461423 A CN104461423 A CN 104461423A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
- G06F3/1407—General aspects irrespective of display type, e.g. determination of decimal point position, display with fixed or driving decimal point, suppression of non-significant zeros
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- 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 embodiment of the invention discloses a resource information distribution display method and device based on a GIS. The resource information distribution display method and device based on the GIS are used for visually displaying the influence area of resource information on an electronic map so that a user can carry out resource dispatch and reasonably distribute resources. The resource information distribution display method based on the GIS includes the steps that a display carrier for resource information distribution display is created; resource information is obtained, wherein the resource information comprises a plurality of articles of subsidiary resource information; the multiple articles of subsidiary resource information are read in sequence, the distribution positions of the subsidiary resource information are marked at corresponding positions of the display carrier, the influence area of the subsidiary resource information is marked with the distribution positions as the center, and a basic display graph is obtained; transparent overlapping is carried out on the basic display graph and the corresponding electronic map of the GIS, and a resource information distribution graph is obtained.
Description
Technical field
The present invention relates to technical field of information processing, be specifically related to a kind of resource information distribution display method based on geographic information system (GIS, Geographic Information System) and device.
Background technology
Along with the development of GIS, electronic chart is applied in various industry, such as, in transportation industry, electronic chart can be adopted to show bus station distribution situation; In public safety field in a government office, electronic chart can be adopted to demonstrate the distribution situation of camera, or police is flowed the distribution situation at sentry post; In military field, electronic chart simulation electronic sand table can be adopted, map shows the distribution situation of various military information, the distribution of such as individual soldier, the distribution of military equipment etc.
At present, just in the distributed points of the above-mentioned resource information of correspondence position simple displaying of electronic chart, and have ignored the coverage of resource information self, on electronic chart, do not demonstrate its coverage.Such as, can demonstrate which point on the electron distributions figure of bus station has public transport, but can not demonstrate bus station can cover much sections; Which point can be shown be furnished with camera on the electron distributions figure of camera, but the monitoring range of camera can not be demonstrated; The deployment of troops can be shown in troops' electron distributions, but military control area can not be demonstrated.
In addition, corresponding with the coverage of resource information, the influence power of information dies down gradually outward from distributed points, also could not demonstrate the influence power situation of information in electronic chart.
Summary of the invention
For above-mentioned defect, embodiments provide a kind of resource information distribution display method based on GIS and device, for the range of influence of display resource information directly perceived on electronic chart, be convenient to user and carry out scheduling of resource, to carry out rational Resourse Distribute.
First aspect present invention provides a kind of resource information distribution display method based on GIS, can comprise:
The display carrier of establishing resource information distribution display;
Gains resources information, described resource information comprises several child resource information;
Read described child resource information successively, and in the relevant position of described display carrier, mark the distributed points of described child resource information, and centered by described distributed points, mark the range of influence of described child resource information, obtain basic display figure;
Shown basic display figure is carried out transparency overlay with the electronic chart of corresponding geographic information system GIS, obtains resource information distribution display figure.
Second aspect present invention provides a kind of resource information based on GIS distribution display device, can comprise:
Creating unit, for the display carrier of establishing resource information distribution display;
Acquiring unit, for Gains resources information, described resource information comprises several child resource information;
Mark unit, for reading described child resource information successively, and marks the distributed points of described child resource information, and centered by described distributed points, marks the range of influence of described child resource information, obtain basic display figure in the relevant position of described display carrier;
Superpositing unit, for shown basic display figure is carried out transparency overlay with the electronic chart of corresponding geographic information system GIS, obtains resource information distribution display figure.
As can be seen from the above technical solutions, the embodiment of the present invention has the following advantages:
In the embodiment of the present invention, by the display carrier of establishing resource information distribution display, then Gains resources information, read the child resource information in resource information successively, the relevant position of display carrier marks the distributed points of child resource information, and centered by this distributed points, mark the range of influence of child resource information, obtain a basic display figure, then the electronic chart of basis display figure and corresponding GIS is carried out transparency overlay, thus obtain resource information distribution display figure, the range of influence of embodiment of the present invention display resource information directly perceived on electronic chart, be convenient to user and carry out scheduling of resource, to carry out rational Resourse Distribute.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, be briefly described to the accompanying drawing used required in the embodiment of the present invention below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The schematic flow sheet of the resource information distribution display method based on GIS that Fig. 1 provides for the embodiment of the present invention;
The application schematic diagram of the resource information distribution display method based on GIS that Fig. 2 provides for another embodiment of the present invention;
The schematic flow sheet of the resource information distribution display method based on GIS that Fig. 3 provides for another embodiment of the present invention;
The application schematic diagram of the resource information distribution display method based on GIS that Fig. 4 provides for another embodiment of the present invention;
The application schematic diagram of the resource information distribution display method based on GIS that Fig. 5 provides for another embodiment of the present invention;
The distribution of the resource information based on the GIS display device that Fig. 6 provides for the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing of the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiments provide a kind of resource information distribution display method based on GIS and device, for the range of influence of display resource information directly perceived on electronic chart, be convenient to user and carry out scheduling of resource, to carry out rational Resourse Distribute.
The various military informations etc. that the resource information provided in the embodiment of the present invention refers to the bus station of transportation industry, the camera of public safety field, police flow sentry post or military field.For the monitoring resource distribution of safe city, resource can comprise camera, police fixes hilllock, police flows the child resource information such as hilllock in monitoring.The superposition of the multiple child resource information in resource information can be carried out, also can carry out the distribution display of single child resource information, specifically according to user's request, in this no limit.
According to the above-mentioned parsing to resource information and child resource information, the embodiment of the present invention is applied to the display of the concrete resource information in above-mentioned various concrete industry, for representing the range of influence of such resource information, to carry out rational management to such resource information.
In the distribution of the resource information based on the GIS display device that the embodiment of the present invention provides, first carry out the setting of the relevant information of each seed resource information of resource information, comprise the positional information of child resource information, affect angle value and coverage value.Wherein, the positional information of child resource information comprises longitude and latitude scope, and its data structure represents for { lonmin, lonmax, latmin, latmax}.
By child resource information affect angle value and coverage value is set to data structure form, as < child resource title, disturbance degree, impact distance >}.Wherein, the impact of every seed resource information all has scope to limit, the impact of every seed resource information is centered by the geographic position of this child resource information, affects the region that distance is radius in embodiments of the present invention, this region is the range of influence that the embodiment of the present invention provides, and the place that to be this child resource informational influence power maximum, the center in this region, showing as maximum affects angle value, and distance is far away, and influence power is successively decreased gradually.Affect angle value to arrange according to concrete details, if can reflect each seed resource information objectively affect difference, can be formulated by user or industry specialists.Such as, the monitoring range of camera is 100 meters, and its monitoring disturbance degree is 1, and data structure represents for { < camera, 1,100 meters of >}; The monitoring range that police fixes hilllock is 1000 meters, and disturbance degree is 30, and data structure represents for { < police fixes hilllock, 30,1000 meters of >}.
Be understandable that, above-mentioned camera can also be subdivided into common camera or high-definition camera further, and on this common camera or high-definition camera affect angle value and coverage value is specifically arranged respectively, such as, { < common camera, 10,30 meters of >, < high-definition camera, 15,60 meters of >}.Therefore, the resource information in the embodiment of the present invention and child resource information limit according to the concrete condition of user, can according to user's request self-defining, in this no limit.
Positional information is stored in local file, database or other data server, do not discuss in detail in the storage of this location information, only need ensure the geographical latitude and longitude information comprising this child resource information in positional information, and the convenient extraction when carrying out resource information distribution display.
Similarly, by child resource information affect angle value and coverage value is stored in local file, database or other data server, not discussing in detail in the storage affecting angle value and coverage value of this antithetical phrase resource information, extracting when carrying out resource information distribution display as long as convenient.
Based on above-mentioned introduction, embodiments provide a kind of resource information distribution display method based on GIS, can comprise:
The display carrier of step 101, establishing resource information distribution display;
Wherein, in the distribution of the resource information based on the GIS display device that the embodiment of the present invention provides, create the display carrier that is carried out resource information distribution display, this display carrier can be blank transparent painting canvas, picture and other can carry out the object of drawing on it, do not do concrete restriction at this.
Step 102, Gains resources information, described resource information comprises several child resource information;
All kinds of child resource information needing to carry out the resource information shown will be got from the local file of above-mentioned storage resources information, database or other data server.
Step 103, read described child resource information successively, and in the relevant position of described display carrier, mark the distributed points of described child resource information, and centered by described distributed points, mark the range of influence of described child resource information, obtain basic display figure;
In the resource information read, read each child resource information successively, then show the distributed points of this child resource information in the relevant position of display carrier, then centered by this distributed points, mark its range of influence.
Be understandable that, can be that the multiple child resource information in same class resource are shown in the embodiment of the present invention, overlap-add region may be there is between the range of influence of so different child resource, and the overlap-add region of range of influence illustrates that the distribution of this overlap-add region neutron resource information is more, namely total child resource information is more, in a particular application, can suitably by some child resource message scheduling of this overlap-add region to other region.
For example, read child resource information A1, child resource information A2, child resource information A3 successively, display carrier marks distributed points and the range of influence of three seed resource information, respectively as shown in Figure 2, wherein, A1 and A2 has overlap-add region D1, A2 and A3 has overlap-add region D2.
In embodiments of the present invention, the distributed points marked in display carrier is identical with the rgb value of range of influence, is affect angle value for what distinguish different range of influence.Meanwhile, as can be seen from accompanying drawing 2, the color of overlap-add region is darker, namely represent overlap-add region affect that angle value is different from the child resource information of original superposition affect angle value, namely D1 affect angle value D3, the value of this D3, need be greater than value maximum in D1 and D2, D2 is identical, does not repeat them here.
Step 104, shown basic display figure is carried out transparency overlay with the electronic chart of corresponding geographic information system GIS, obtain resource information distribution display figure.
In embodiments of the present invention, by the display carrier of establishing resource information distribution display, then Gains resources information, read the child resource information in resource information successively, the relevant position of display carrier marks the distributed points of child resource information, and centered by this distributed points, mark the range of influence of child resource information, obtain a basic display figure, then the electronic chart of basis display figure and corresponding GIS is carried out transparency overlay, thus obtain resource information distribution display figure, the range of influence of embodiment of the present invention display resource information directly perceived on electronic chart, be convenient to user and carry out scheduling of resource, to carry out rational Resourse Distribute.
Be understandable that, the distributed points marking described child resource information in the relevant position of described display carrier in above-mentioned steps 103 specifically comprises:
A1, obtain the geographical location information of described child resource information, and convert described geographical location information to coordinate information;
A2, the position that coordinate information is corresponding described in described display carrier mark the distributed points of described child resource information.
Wherein, to carry the GIS electronic chart base map of geography information for sample, according to the longitude and latitude scope in geographical location information, and the ratio of this GIS electronic chart base map and display carrier, the longitude and latitude in geographical location information is converted to the coordinate on display carrier.Then this coordinate points is as the distributed points of this child resource information on this display carrier.
Will also be appreciated that the range of influence marking described child resource information centered by described distributed points in above-mentioned steps 103 specifically comprises:
B1, centered by described distributed points, from described distributed points, mark according to the described angle value that affects the range of influence meeting described coverage value.
In an enforceable mode, centered by distributed points, create a circle, namely round center is the coordinate points calculated, radius of a circle be this child resource information affect distance value.
It should be noted that the coverage value of preserving in the embodiment of the present invention is in units of rice, when carrying out the mark of range of influence, need the conversion carrying out rice and pixel unit, concrete method for transformation is prior art content, does not describe in detail at this.
In order to definitely demonstrate the difference between each child resource information, and the overlapped information accurately demonstrated between different child resource information, in embodiments of the present invention, can first carry out painted to the distributed points of child resource information marked and the basis display figure of range of influence, identify different range of influence and overlap-add region by different colors.
Wherein, affecting angle value and specifically can be presented as any one component value in transparence value or RGB in the embodiment of the present invention, it is alternatively each any one component value affected in the corresponding transparence value of angle value and RGB, thus embodiments provide two kinds of coloring modes, specific as follows:
As shown in Figure 3, when each affect an angle value corresponding transparence value time, the first coloring mode specifically comprises:
301, the transparence value of the overlap-add region of child resource information described in described basic display figure is calculated;
302, colouring value is set to each transparence value;
303, carry out painted according to described colouring value to described range of influence and overlap-add region.
In an enforceable mode, to restain basis display figure according to varying in size of transparency, such as transparency is larger, then color is darker, otherwise color is less.Painted object is to make difference more obvious, the RGB showing figure based on cause is the same, each range of influence only has transparency to have any different, and the pixel of different transparencies or region are arranged different RGB, makes the colour-difference mutation in basic display figure large.
For the overlap-add region of range of influence, because the transparence value of each range of influence may be different, therefore, the transparency of overlap-add region is different from the transparency of the range of influence of child resource information, such as, the transparency of the range of influence of child resource information A is n1, the transparency of the range of influence of child resource information B is n2, so the transparency of the overlap-add region of child resource information A and child resource information B can be n, so n is greater than the maximal value in n1 and n2, such as, if n1 is greater than n2, the n so calculated is greater than n1, if n2 is greater than n1, the n so calculated is greater than n2, and n not necessarily just equal n1 and n2 and.
For example, according to transparence value to the range of influence of the child resource information A1 of accompanying drawing 2, the range of influence of child resource information A2, the range of influence of child resource information A3, and the overlap-add region D1 of A1 and A2, A2 and A3 overlap-add region D2 carry out painted, so obtain basis display figure as shown in Figure 4.
In embodiments of the present invention, the transparency of the range of influence of each child resource information is different, and the transparency of overlap-add region between anyon resource information is also different, and then can according to affecting angle value or this affects the colouring value that transparence value corresponding to angle value calculates transparence value in the embodiment of the present invention.
Colouring value is calculated to affect angle value, to get in all child resource information in this resource information maximum affects angle value Fmax, and set this maximum to affect colouring value corresponding to angle value Fmax as 255, so any one child resource information affect the colouring value of angle value be: (disturbance degree/Fmax of child resource information) * 255.
As shown in Figure 5, when each affect any component of an angle value corresponding RGB time, the second coloring mode specifically comprises:
501, the color component value of the overlap-add region of child resource information described in described basic display figure is calculated;
502, colouring value is set to each color component value;
503, carry out painted according to described colouring value to described range of influence and overlap-add region.
Wherein, any one color component value in RGB can be used to represent and to affect angle value.For example, eachly affect the corresponding R value of angle value, according to R value, the R value of the range of influence of child resource information is set, comprises the R value from center to edge, the range of influence in basis display figure is restained.And the R value after superposition is recalculated to the overlap-add region of range of influence, last different R uses different rgb values to represent.
If for accompanying drawing 2, after the embodiment of the present invention is painted, obtain basis display figure as described in Figure 4 equally.
As shown in Figure 6, embodiments provide a kind of device corresponding based on the resource information distribution display method of GIS, can comprise:
Creating unit 610, for the display carrier of establishing resource information distribution display;
Acquiring unit 620, for Gains resources information, described resource information comprises several child resource information;
Mark unit 630, for reading described child resource information successively, and in the relevant position of described display carrier, mark the distributed points of described child resource information, and centered by described distributed points, mark the range of influence of described child resource information, obtain basic display figure;
Superpositing unit 640, for shown basic display figure is carried out transparency overlay with the electronic chart of corresponding geographic information system GIS, obtains resource information distribution display figure.
Wherein, creating unit 610 is by the display carrier of establishing resource information distribution display, then acquiring unit 620 Gains resources information, mark unit 630 reads the child resource information in resource information successively, the relevant position of display carrier marks the distributed points of child resource information, and centered by this distributed points, mark the range of influence of child resource information, obtain a basic display figure, then the electronic chart of basis display figure and corresponding GIS is carried out transparency overlay by superpositing unit 640, thus obtain resource information distribution display figure, the range of influence of embodiment of the present invention display resource information directly perceived on electronic chart, be convenient to user and carry out scheduling of resource, to carry out rational Resourse Distribute.
Wherein, in the distribution of the resource information based on the GIS display device that the embodiment of the present invention provides, create the display carrier that is carried out resource information distribution display, this display carrier can be blank transparent painting canvas, picture and other can carry out the object of drawing on it, do not do concrete restriction at this.
Be understandable that, can be that the multiple child resource information in same class resource are shown in the embodiment of the present invention, overlap-add region may be there is between the range of influence of so different child resource, and the overlap-add region of range of influence illustrates that the distribution of this overlap-add region neutron resource information is more, namely total child resource information is more, in a particular application, can suitably by some child resource message scheduling of this overlap-add region to other region.
Particularly, described child resource information comprises geographical location information, and then above-mentioned mark unit 630 specifically comprises:
First son mark unit, for obtaining the geographical location information of described child resource information, and converts described geographical location information to coordinate information; The position that coordinate information is corresponding described in described display carrier marks the distributed points of described child resource information.
Wherein, to carry the GIS electronic chart base map of geography information for sample, according to the longitude and latitude scope in geographical location information, and the ratio of this GIS electronic chart base map and display carrier, the longitude and latitude in geographical location information is converted to the coordinate on display carrier.Then this coordinate points is as the distributed points of this child resource information on this display carrier.
Particularly, described child resource information also comprises affects angle value and coverage value, and then above-mentioned mark unit 630 also comprises:
Second son mark unit, for centered by described distributed points, marks according to the described angle value that affects the range of influence meeting described coverage value from described distributed points.
In an enforceable mode, centered by distributed points, create a circle, namely round center is the coordinate points calculated, radius of a circle be this child resource information affect distance value.
Wherein, affecting angle value and specifically can be presented as any one component value in transparence value or RGB in the embodiment of the present invention, it is alternatively each any one component value affected in the corresponding transparence value of angle value and RGB, thus embodiments provide two kinds of coloring modes, specific as follows:
When each affect an angle value corresponding transparence value time, said apparatus also comprises the first coloring units, for calculating the transparence value of the overlap-add region of child resource information described in described basic display figure; To each transparence value, colouring value is set; Carry out painted according to described colouring value to described range of influence and overlap-add region.
When each affect any component of an angle value corresponding RGB time, said apparatus also comprises the second coloring units, for calculating the color component value of the overlap-add region of child resource information described in described basic display figure; To each color component value, colouring value is set; Carry out painted according to described colouring value to described range of influence and overlap-add region.
In the embodiment of the present invention, by the display carrier of establishing resource information distribution display, then Gains resources information, read the child resource information in resource information successively, the relevant position of display carrier marks the distributed points of child resource information, and centered by this distributed points, marks the range of influence of child resource information, obtain a basic display figure, then the electronic chart of basis display figure and corresponding GIS is carried out transparency overlay, thus obtain resource information distribution display figure.The range of influence of embodiment of the present invention display resource information directly perceived on electronic chart, specifically can show the range of influence of resource information, or the range of influence of the multiple resource information of Overlapping display, is convenient to user and carries out scheduling of resource, to carry out rational Resourse Distribute.
In the above-described embodiments, the description of each embodiment is all emphasized particularly on different fields, in certain embodiment, there is no the part described in detail, can see the associated description of other embodiments.
Those skilled in the art can be well understood to, and for convenience and simplicity of description, the system of foregoing description, the specific works process of device and unit, with reference to the corresponding process in preceding method embodiment, can not repeat them here.
In several embodiments that the application provides, should be understood that disclosed apparatus and method can realize by another way.Such as, device embodiment described above is only schematic, such as, the division of described unit, be only a kind of logic function to divide, actual can have other dividing mode when realizing, such as multiple unit or assembly can in conjunction with or another system can be integrated into, or some features can be ignored, or do not perform.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be by some interfaces, and the indirect coupling of device or unit or communication connection can be electrical, machinery or other form.
The described unit illustrated as separating component or can may not be and physically separates, and the parts as unit display can be or may not be physical location, namely can be positioned at a place, or also can be distributed in multiple network element.Some or all of unit wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, also can be that the independent physics of unit exists, also can two or more unit in a unit integrated.Above-mentioned integrated unit both can adopt the form of hardware to realize, and the form of SFU software functional unit also can be adopted to realize.
If described integrated unit using the form of SFU software functional unit realize and as independently production marketing or use time, can be stored in a computer read/write memory medium.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words or all or part of of this technical scheme can embody with the form of software product, this computer software product is stored in a storage medium, comprising some instructions in order to make a computer equipment (can be personal computer, server, or the network equipment etc.) perform all or part of step of method described in each embodiment of the present invention.And aforesaid storage medium comprises: USB flash disk, portable hard drive, ROM (read-only memory) (ROM, Read-OnlyMemory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. various can be program code stored medium.
Above a kind of resource information distribution display method based on GIS provided by the present invention and device are described in detail, for one of ordinary skill in the art, according to the thought of the embodiment of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (10)
1., based on a resource information distribution display method of GIS, it is characterized in that, comprising:
The display carrier of establishing resource information distribution display;
Gains resources information, described resource information comprises several child resource information;
Read described child resource information successively, and in the relevant position of described display carrier, mark the distributed points of described child resource information, and centered by described distributed points, mark the range of influence of described child resource information, obtain basic display figure;
Shown basic display figure is carried out transparency overlay with the electronic chart of corresponding geographic information system GIS, obtains resource information distribution display figure.
2. method according to claim 1, is characterized in that,
Described child resource information comprises geographical location information;
The described distributed points marking described child resource information in the relevant position of described display carrier specifically comprises:
Obtain the geographical location information of described child resource information, and convert described geographical location information to coordinate information;
The position that coordinate information is corresponding described in described display carrier marks the distributed points of described child resource information.
3. method according to claim 2, is characterized in that,
Described child resource information also comprises affects angle value and coverage value;
The described range of influence marking described child resource information centered by described distributed points, specifically comprises:
Centered by described distributed points, from described distributed points, mark according to the described angle value that affects the range of influence meeting described coverage value.
4. method according to claim 3, is characterized in that,
The described angle value that affects is specially transparence value;
Described obtain basic display figure after comprise:
Calculate the transparence value of the overlap-add region of child resource information described in described basis display figure;
To each transparence value, colouring value is set;
Carry out painted according to described colouring value to described range of influence and overlap-add region.
5. method according to claim 3, is characterized in that,
The described angle value that affects is specially any one color component value in RGB;
Described obtain basic display figure after comprise:
Calculate the color component value of the overlap-add region of child resource information described in described basis display figure;
To each color component value, colouring value is set;
Carry out painted according to described colouring value to described range of influence and overlap-add region.
6., based on a resource information distribution display device of GIS, it is characterized in that, comprising:
Creating unit, for the display carrier of establishing resource information distribution display;
Acquiring unit, for Gains resources information, described resource information comprises several child resource information;
Mark unit, for reading described child resource information successively, and marks the distributed points of described child resource information, and centered by described distributed points, marks the range of influence of described child resource information, obtain basic display figure in the relevant position of described display carrier;
Superpositing unit, for shown basic display figure is carried out transparency overlay with the electronic chart of corresponding geographic information system GIS, obtains resource information distribution display figure.
7. device according to claim 6, is characterized in that,
Described child resource information comprises geographical location information;
Described mark unit specifically comprises:
First son mark unit, for obtaining the geographical location information of described child resource information, and converts described geographical location information to coordinate information; The position that coordinate information is corresponding described in described display carrier marks the distributed points of described child resource information.
8. device according to claim 7, is characterized in that,
Described child resource information also comprises affects angle value and coverage value;
Described mark unit also comprises:
Second son mark unit, for centered by described distributed points, marks according to the described angle value that affects the range of influence meeting described coverage value from described distributed points.
9. device according to claim 8, is characterized in that,
The described angle value that affects is specially transparence value;
Described device also comprises the first coloring units, for calculating the transparence value of the overlap-add region of child resource information described in described basic display figure; To each transparence value, colouring value is set; Carry out painted according to described colouring value to described range of influence and overlap-add region.
10. device according to claim 8, is characterized in that,
The described angle value that affects is specially any one color component value in RGB;
Described device also comprises the second coloring units, for calculating the color component value of the overlap-add region of child resource information described in described basic display figure; To each color component value, colouring value is set; Carry out painted according to described colouring value to described range of influence and overlap-add region.
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| CN201410708520.8A CN104461423A (en) | 2014-11-27 | 2014-11-27 | Resource information distribution display method and device based on GIS |
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Cited By (5)
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105824512A (en) * | 2016-03-11 | 2016-08-03 | 杨晟志 | Directory interaction system based on virtual map |
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| CN109857826A (en) * | 2019-01-24 | 2019-06-07 | 苏州维众数据技术有限公司 | A kind of video camera visible range labeling system and its mask method |
| CN109857826B (en) * | 2019-01-24 | 2021-07-13 | 苏州维众数据技术有限公司 | Video camera visual field marking system and marking method thereof |
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