CN114357553B - Mobile-terminal-based real estate auxiliary drawing method - Google Patents
Mobile-terminal-based real estate auxiliary drawing method Download PDFInfo
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- CN114357553B CN114357553B CN202111670389.7A CN202111670389A CN114357553B CN 114357553 B CN114357553 B CN 114357553B CN 202111670389 A CN202111670389 A CN 202111670389A CN 114357553 B CN114357553 B CN 114357553B
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- 238000000034 method Methods 0.000 title claims abstract description 16
- PCTMTFRHKVHKIS-BMFZQQSSSA-N (1s,3r,4e,6e,8e,10e,12e,14e,16e,18s,19r,20r,21s,25r,27r,30r,31r,33s,35r,37s,38r)-3-[(2r,3s,4s,5s,6r)-4-amino-3,5-dihydroxy-6-methyloxan-2-yl]oxy-19,25,27,30,31,33,35,37-octahydroxy-18,20,21-trimethyl-23-oxo-22,39-dioxabicyclo[33.3.1]nonatriaconta-4,6,8,10 Chemical compound C1C=C2C[C@@H](OS(O)(=O)=O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2.O[C@H]1[C@@H](N)[C@H](O)[C@@H](C)O[C@H]1O[C@H]1/C=C/C=C/C=C/C=C/C=C/C=C/C=C/[C@H](C)[C@@H](O)[C@@H](C)[C@H](C)OC(=O)C[C@H](O)C[C@H](O)CC[C@@H](O)[C@H](O)C[C@H](O)C[C@](O)(C[C@H](O)[C@H]2C(O)=O)O[C@H]2C1 PCTMTFRHKVHKIS-BMFZQQSSSA-N 0.000 claims abstract description 9
- 238000013507 mapping Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010200 validation analysis Methods 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/12—Geometric CAD characterised by design entry means specially adapted for CAD, e.g. graphical user interfaces [GUI] specially adapted for CAD
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/13—Architectural design, e.g. computer-aided architectural design [CAAD] related to design of buildings, bridges, landscapes, production plants or roads
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T11/00—2D [Two Dimensional] image generation
- G06T11/20—Drawing from basic elements, e.g. lines or circles
- G06T11/206—Drawing of charts or graphs
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2210/00—Indexing scheme for image generation or computer graphics
- G06T2210/04—Architectural design, interior design
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Abstract
The invention discloses a mobile-end-based real estate auxiliary drawing method, which comprises the following steps of S1: determining a drawing starting point according to the resolution and the length of the display screen of the mobile terminal; s2: calling a rectangular graph ABCD in a graph library, overlapping the lower left corner of the graph ABCD with a drawing starting point, and marking the graph as a point A; s3: taking A as a starting point, inputting length data d of an AB edge to obtain a point B; s4: moving the auxiliary line to a first position E, connecting the auxiliary line to obtain BE, and automatically outputting the length D1 of the BE and the included angle a between the BE and the AB by the mobile terminal; s5: moving the auxiliary line to a second position F in the vertical direction, connecting the auxiliary line to obtain EF, and automatically outputting the length D2 of the EF by the mobile terminal; s6: and connecting the point A and the point F to finish drawing the graph.
Description
Technical Field
The invention relates to the technical field of mapping, in particular to a mobile-end-based real estate auxiliary mapping method.
Background
Along with the continuous construction of the national surveying and mapping field, the real estate right is becoming more and more accurate at present, and the house size needs to be simplified and accurate.
However, in the past, for real estate validation, workers need to go to the gate to survey and collect related coordinate data firstly, if complex house types (angled edges) are encountered, related coordinate data are transmitted to the interior workers by the outside workers firstly, then graphs are drawn, and the combination measurement of the inside and outside industries is needed, so that the steps are relatively complex, and the workload is increased; the house side length is angled, so that measurement errors exist, data quality is affected by the technology of staff, and the drawing precision of the miscellaneous house type is low.
Disclosure of Invention
Aiming at the problem of low drawing precision of complex house types in the prior art, the invention provides a mobile-end-based real estate auxiliary drawing method, and the drawing efficiency and precision are improved by using auxiliary lines and orthogonal auxiliary through the auxiliary drawing method.
In order to achieve the above object, the present invention provides the following technical solutions:
a real estate auxiliary drawing method based on a mobile terminal specifically comprises the following steps:
s1: determining a drawing starting point according to the resolution and the length of the display screen of the mobile terminal;
s2: calling a rectangular graph ABCD in a graph library, overlapping the lower left corner of the graph ABCD with a drawing starting point, and marking the graph as a point A;
s3: taking A as a starting point, inputting length data d of an AB edge to obtain a point B;
s4: moving the auxiliary line to a first position E, connecting the auxiliary line to obtain BE, and automatically outputting the length D1 of the BE and the included angle a between the BE and the AB by the mobile terminal;
s5: moving the auxiliary line to a second position F in the vertical direction, connecting the auxiliary line to obtain EF, and automatically outputting the length D2 of the EF by the mobile terminal;
s6: and connecting the point A with the point F to finish drawing of the hypotenuse house.
Preferably, the coordinates of the point A are (X 1 ,Y 1 )，X 1＝ W\2-5K，Y 1 = 3*H/4, h represents the height of the mobile end display screen, W represents the width of the mobile end display screen, and K represents the resolution of the measuring device.
Preferably, the coordinates of the point B are (X 2 ，Y 2 )，X 2 ＝X 1, Y 2 ＝Y 1 +d, d represents the length of AB.
Preferably, the E point coordinates are (X 3 ，Y 3 )，X 3 ＝X 1 -D1*sin(180-a)，Y 3 =y1+d+d1×cos (180-a), D1 denotes the length of BE, a denotes the length between BE and ABAnd an included angle.
Preferably, the F point coordinate is (X 4 ，Y 4 )，X 4 ＝X 3 ，Y 4 ＝Y 3 -D2, D2 represents the length of EF.
In summary, due to the adoption of the technical scheme, compared with the prior art, the invention has at least the following beneficial effects:
according to the invention, by an auxiliary drawing method, the auxiliary line is used for carrying out orthogonal auxiliary drawing on the sloping-side house, on the premise of ensuring the precision, the complex graph generation time can be shortened, the drawing efficiency is improved, and the angle error is reduced; meanwhile, the display effect in a small range is ensured.
Description of the drawings:
fig. 1 is a flowchart of a mobile-end-based real estate auxiliary drawing method according to an exemplary embodiment of the present invention.
Fig. 2 is a gallery graphical intent in accordance with an exemplary embodiment of the invention.
Fig. 3 is a schematic diagram illustrating a first movement of an auxiliary line according to an exemplary embodiment of the present invention.
Fig. 4 is a schematic diagram illustrating a second movement of an auxiliary line according to an exemplary embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to examples and embodiments. It should not be construed that the scope of the above subject matter of the present invention is limited to the following embodiments, and all techniques realized based on the present invention are within the scope of the present invention.
In the description of the present invention, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
As shown in fig. 1, the invention provides a mobile-terminal-based real estate auxiliary drawing method, which specifically includes the following steps:
s1: and determining a drawing starting point according to the resolution and the length of the display screen of the mobile terminal.
In this embodiment, if the height of the mobile terminal display screen is H and the width is W, the drawing start point coordinates are (X 1 ,Y 1 )，X 1＝ W\2-5K，Y 1 = 3*H/4, k represents the resolution of the measuring device.
S2: calling a rectangular graph ABCD in the gallery, and overlapping the lower left corner A point of the graph ABCD with the drawing starting point, as shown in figure 2. I.e. the drawing start point in S1 is determined first and then the lower left corner of the figure is placed to the drawing start point so as to coincide.
In this embodiment, the graphics in the gallery are common and regular graphics, such as rectangles, T-shapes, L-shapes, etc., and the lengths of the sides of the graphics may be modified arbitrarily. For example, if the gallery pattern is rectangular ABCD, the coordinate system is established with a as the origin of coordinates, AD as the X-axis, AB as the Y-axis, the length (AD, BC) can be set to 30m, the width (AB, CD) can be set to 10m, and the point a coordinates are (X) 1 ,Y 1 )。
S3: and (3) taking A as a drawing starting point, inputting length data d of the AB edge, and obtaining a B point coordinate.
In this embodiment, for convenience of illustration, taking a long relief graph as an example, the AB side is vertically displayed on the display screen, and the coordinates of the B point are (X 2 ，Y 2 ),X 2 ＝X 1, Y 2 ＝Y 1 +d。
S4: as shown in fig. 3, the auxiliary line is moved to a first arbitrary position E, the connection line is obtained BE, the mobile terminal automatically outputs the length D1 of BE, and the angle a between BE and AB, the point E coordinates (X 3 ，Y 3 ) Is X 3 ＝X 1 -D1*sin(180-a)，Y 3 ＝Y1+d+D1*cos(180-a)。
In this embodiment, the distance sensor and the inclination sensor are installed on the mobile terminal, and can be used for detecting the distance and the angle.
S5: as shown in fig. 4, in the vertical direction(i.e. vertically moving) moving the auxiliary line to a second arbitrary position F, connecting the auxiliary line to obtain EF, and automatically outputting the length D2 of EF by the mobile terminal, wherein the coordinate of F is (X) 4 ，Y 4 )，X 4 ＝X 3 ，Y 4 ＝Y 3 -D2
S6: and connecting the point A with the point F to finish drawing of the hypotenuse house.
In this embodiment, when drawing a part of complex graph, the wall body with a special angle can be drawn by measuring the included angle between two angles. The measurement is completed by firstly approaching the drawn wall, clicking the reset angle, then approaching the wall to be measured, clicking the drawing line.
It will be understood by those of ordinary skill in the art that the foregoing embodiments are specific examples of carrying out the invention and that various changes in form and details may be made therein without departing from the spirit and scope of the invention.
Claims (5)
1. The real estate auxiliary drawing method based on the mobile terminal is characterized by comprising the following steps of:
s1: determining a drawing starting point according to the resolution, the height and the width of the display screen of the mobile terminal;
s2: calling a rectangular graph ABCD in a graph library, overlapping the lower left corner of the graph ABCD with a drawing starting point, and marking the graph as a point A;
s3: taking A as a starting point, inputting length data d of an AB edge to obtain a point B;
s4: moving the auxiliary line to a first position E, connecting the auxiliary line to obtain BE, and automatically outputting the length D1 of the BE and the included angle a between the BE and the AB by the mobile terminal;
s5: moving the auxiliary line to a second position F in the vertical direction, connecting the auxiliary line to obtain EF, and automatically outputting the length D2 of the EF by the mobile terminal;
s6: and connecting the point A with the point F to finish drawing of the hypotenuse house.
2. The mobile-end-based real estate auxiliary drawing method of claim 1 wherein the coordinates of the point a are (X 1 ,Y 1 )，X 1＝ W/2-5K，Y 1 = 3*H/4, h represents the height of the mobile end display screen, W represents the width of the mobile end display screen, and K represents the resolution of the measuring device.
3. The mobile-end-based real estate auxiliary drawing method of claim 1 wherein the B point coordinates are (X 2 ，Y 2 )，X 2 ＝X 1, Y 2 ＝Y 1 +d, d represents the length of AB.
4. The mobile-end-based real estate auxiliary drawing method of claim 1 wherein the first position E point coordinates are (X 3 ，Y 3 )，X 3 ＝X 1 -D1*sin(180°-a)，Y 3 =y1+d+d1 cos (180 ° -a), D1 denotes the length of BE, and a denotes the angle between BE and AB.
5. The mobile-end-based real estate auxiliary drawing method of claim 1 wherein the F point coordinates are (X 4 ，Y 4 )，X 4 ＝X 3 ，Y 4 ＝Y 3 -D2, D2 represents the length of EF.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111670389.7A CN114357553B (en) | 2021-12-31 | 2021-12-31 | Mobile-terminal-based real estate auxiliary drawing method |
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| CN202111670389.7A CN114357553B (en) | 2021-12-31 | 2021-12-31 | Mobile-terminal-based real estate auxiliary drawing method |
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| CN114357553A CN114357553A (en) | 2022-04-15 |
| CN114357553B true CN114357553B (en) | 2023-12-15 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114840901A (en) * | 2022-05-20 | 2022-08-02 | 重庆宝图科技发展有限公司 | Real estate mapping method based on AR |
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| JP2004348708A (en) * | 2003-04-30 | 2004-12-09 | Hitachi Eng Co Ltd | Polygon creation method for geographical information system, and its device |
| CN105574521A (en) * | 2016-02-25 | 2016-05-11 | 民政部国家减灾中心 | House contour extraction method and apparatus thereof |
| CN107492133A (en) * | 2017-08-29 | 2017-12-19 | 广州视源电子科技股份有限公司 | The method that drawing application system and its boost line are drawn |
| CN110119526A (en) * | 2019-03-21 | 2019-08-13 | 上海得见计算机科技有限公司 | A method of floor plan drafting is carried out using mobile phone |
| CN110211202A (en) * | 2019-05-31 | 2019-09-06 | 北京三快在线科技有限公司 | Broken line method for drafting, device, electronic equipment and storage medium |
| CN111985036A (en) * | 2020-08-27 | 2020-11-24 | 贝壳技术有限公司 | House type frame line drawing method and device, storage medium and electronic equipment |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7014024B2 (en) * | 2018-04-17 | 2022-02-01 | カシオ計算機株式会社 | Graph drawing method, graph drawing system, server device, graph drawing device and computer program |
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2021
- 2021-12-31 CN CN202111670389.7A patent/CN114357553B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004348708A (en) * | 2003-04-30 | 2004-12-09 | Hitachi Eng Co Ltd | Polygon creation method for geographical information system, and its device |
| CN105574521A (en) * | 2016-02-25 | 2016-05-11 | 民政部国家减灾中心 | House contour extraction method and apparatus thereof |
| CN107492133A (en) * | 2017-08-29 | 2017-12-19 | 广州视源电子科技股份有限公司 | The method that drawing application system and its boost line are drawn |
| CN110119526A (en) * | 2019-03-21 | 2019-08-13 | 上海得见计算机科技有限公司 | A method of floor plan drafting is carried out using mobile phone |
| CN110211202A (en) * | 2019-05-31 | 2019-09-06 | 北京三快在线科技有限公司 | Broken line method for drafting, device, electronic equipment and storage medium |
| CN111985036A (en) * | 2020-08-27 | 2020-11-24 | 贝壳技术有限公司 | House type frame line drawing method and device, storage medium and electronic equipment |
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Inventor after: Deng Fei Inventor after: Teng Yong Inventor after: Liao Chunlin Inventor after: Xiao Yang Inventor after: Li Weidong Inventor after: Peng Daikun Inventor before: Deng Fei Inventor before: Teng Yong Inventor before: Liao Chunlin Inventor before: Xiao Yang Inventor before: Li Weidong Inventor before: Peng Dekun |
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