CN102262508A - Method for generating measuring tool by mouse track - Google Patents
Method for generating measuring tool by mouse track Download PDFInfo
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- CN102262508A CN102262508A CN2011102057778A CN201110205777A CN102262508A CN 102262508 A CN102262508 A CN 102262508A CN 2011102057778 A CN2011102057778 A CN 2011102057778A CN 201110205777 A CN201110205777 A CN 201110205777A CN 102262508 A CN102262508 A CN 102262508A
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- triangle plate
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Abstract
The invention discloses a method for generating a measuring tool by a mouse track, which comprises the following steps of: first, building a project engineering and building a canvas window in the project engineering; second, obtaining the operation information of the mouse in the canvas window by an information process function packaged by the canvas window, wherein the operation information includes a position of the mouse when the mouse is pressed down and the positions where the mouse passes at all moments when the mouse is pressed down and dragged; third, calculating the relevant information of images of the measuring tools to be displayed by the obtained operation information of the mouse, wherein the measuring tools include a ruler, a protractor, a thirty-degree right-angle triangular board and a forty-five-degree right-angle triangular board; and at last, displaying the images of the measuring tools to be displayed on the canvas by a drawing function interface provided by a 2D (Two-dimensional) drawing library of the operating system according to the relevant information of the images of the measuring tools. The method for generating the measuring tool by the mouse track generates a measuring tool in an electronic white board via the mouse track so as to use the measuring tool to measure a target.
Description
[technical field]
The present invention relates to the electronic whiteboard technical field, relate in particular to a kind of method that generates measurement facility by mouse track.
[background technology]
The electronic whiteboard technology is rapidly developed aspect teaching in recent years, makes instructors not be used under the condition of traditional chalk blackboard and realizes teaching purpose.In the process that teacher teaches; usually can relate to the tolerance mode of dean degree unit and other relevant units; this just needs intelligent method of design; measurement facility that can object simulating (such as ruler, protractor, 30 degree right-angle triangles, 45 degree right-angle triangles); utilize measurement facility that target is measured, realize this teaching purpose on the electronic whiteboard thereby be implemented in.Present electronic whiteboard also can't be realized the measurement facility of object simulating, still utilizes measurement facility in kind that target is measured in teaching.
[summary of the invention]
The technical problem to be solved in the present invention is to provide a kind of method by mouse track generation measurement facility, has realized utilizing in electronic whiteboard mouse track to produce measurement facility.
The present invention is achieved in that a kind of method by mouse track generation measurement facility, comprises the steps:
The mouse action information calculations that step 30, utilization are obtained goes out the relevant information that will show each measurement facility figure, and described measurement facility comprises: ruler, protractor, 30 degree modification of right-angled triangle plate, 45 degree modification of right-angled triangle plate;
Further, calculating will show that the relevant information concrete steps of ruler instrument figure comprise as follows in the described step 30:
Step 300, computing mouse move the position distance at place depressed position with mouse;
Step 301, according to described mouse depressed position coordinate and the mouse position coordinates that moves the place determine that length and width all are not equal to zero rectangle;
The length of step 302, the rectangle determined with step 301 is as the length of ruler, with wide as ruler of rectangle wide, and determines the spacing of each scale mark of ruler with 1 pixel=3 mm distance.
Further, calculating will show that the relevant information concrete steps of protractor instrument figure comprise as follows in the described step 30:
Step 310, computing mouse move the position distance at place depressed position with mouse;
Step 311, according to described mouse depressed position coordinate and the mouse position coordinates that moves the place determine that one longly is wide 2 times rectangle;
The rectangular base minister's that step 312, usefulness step 311 are determined mid point is as the center of circle of protractor, wide radius with rectangle as protractor, and central angle 180 degree done 180 five equilibriums, and according to formula: x=r * cos (a), y=r * sin (a), wherein a is a central angle, r is the protractor radius, calculate each central angle correspondence on the circular arc point coordinate (x, y).
Further, calculating the relevant information concrete steps that will show 30 degree modification of right-angled triangle plate instrument figures in the described step 30 comprises as follows:
Step 320, computing mouse move the position distance at place depressed position with mouse;
Step 321, according to described mouse depressed position coordinate and the mouse position coordinates that moves the place determine that an Aspect Ratio is: the rectangle of (radical sign 3)/3;
The length of the rectangle that step 322, usefulness step 321 are determined is as the length of 30 degree modification of right-angled triangle plate, spend the wide of modification of right-angled triangle plate with the wide of rectangle as 30, with the diagonal line of rectangle hypotenuses, and determine that with 1 pixel=3 mm distance 30 spend the spacing of each scale mark of modification of right-angled triangle plate as 30 degree modification of right-angled triangle plate.
Further, calculating the relevant information concrete steps that will show 45 degree modification of right-angled triangle plate instrument figures in the described step 30 comprises as follows:
Step 330, computing mouse move the position distance at place depressed position with mouse;
Step 331, according to described mouse depressed position coordinate and the mouse position coordinates that moves the place determine an as broad as long rectangle;
The length of the rectangle that step 332, usefulness step 331 are determined is as the length of 45 degree modification of right-angled triangle plate, spend the wide of modification of right-angled triangle plate with the wide of rectangle as 45, with the diagonal line of rectangle hypotenuses, and determine that with 1 pixel=3 mm distance 45 spend the spacing of each scale mark of modification of right-angled triangle plate as 45 degree modification of right-angled triangle plate.
The present invention has following advantage: the present invention utilizes the packaged message processing function of painting canvas window, obtains the operation information of mouse on described painting canvas window; And utilize the mouse action information calculations obtain to go out the relevant information that will show each measurement facility figure, the picture function interface that utilizes the 2D draw library of operating system to provide at last, measurement facility graphic presentation to display on painting canvas.The present invention has realized utilizing in electronic whiteboard mouse track to produce measurement facility, thereby with measurement facility target is measured; For teachers ' teaching provides convenience.
[description of drawings]
Fig. 1 is the inventive method schematic flow sheet.
[embodiment]
Please refer to shown in Figure 1ly, a kind ofly generate the method for measurement facility, comprise the steps: by mouse track
The mouse action information calculations that step 30, utilization are obtained goes out the relevant information that will show each measurement facility figure, and described measurement facility comprises: ruler, protractor, 30 degree modification of right-angled triangle plate, 45 degree modification of right-angled triangle plate;
The present invention is for different measurement facilities, and the concrete grammar that calculates the relevant information that will show tolerance tool drawing shape in its step 30 comprises following four kinds:
To show that when calculating the relevant information concrete steps of ruler instrument figure comprise as follows:
Step 300, computing mouse move the position distance at place depressed position with mouse;
Step 301, according to described mouse depressed position coordinate and the mouse position coordinates that moves the place determine that length and width all are not equal to zero rectangle;
The length of step 302, the rectangle determined with step 301 is as the length of ruler, with wide as ruler of rectangle wide, and determines the spacing of each scale mark of ruler with 1 pixel=3 mm distance.
To show that when calculating the relevant information concrete steps of protractor instrument figure comprise as follows:
Step 310, computing mouse move the position distance at place depressed position with mouse;
Step 311, according to described mouse depressed position coordinate and the mouse position coordinates that moves the place determine that one longly is wide 2 times rectangle;
The rectangular base minister's that step 312, usefulness step 311 are determined mid point is as the center of circle of protractor, wide radius with rectangle as protractor, and central angle 180 degree done 180 five equilibriums, and according to formula: x=r * cos (a), y=r * sin (a), wherein a is a central angle, r is the protractor radius, calculate each central angle correspondence on the circular arc point coordinate (x, y).
Comprise as follows when calculating the relevant information concrete steps that will show 30 degree modification of right-angled triangle plate instrument figures:
Step 320, computing mouse move the position distance at place depressed position with mouse;
Step 321, according to described mouse depressed position coordinate and the mouse position coordinates that moves the place determine that an Aspect Ratio is: the rectangle of (radical sign 3)/3;
The length of the rectangle that step 322, usefulness step 321 are determined is as the length of 30 degree modification of right-angled triangle plate, spend the wide of modification of right-angled triangle plate with the wide of rectangle as 30, with the diagonal line of rectangle hypotenuses, and determine that with 1 pixel=3 mm distance 30 spend the spacing of each scale mark of modification of right-angled triangle plate as 30 degree modification of right-angled triangle plate.
Comprise as follows when calculating the relevant information concrete steps that will show 45 degree modification of right-angled triangle plate instrument figures:
Step 330, computing mouse move the position distance at place depressed position with mouse;
Step 331, according to described mouse depressed position coordinate and the mouse position coordinates that moves the place determine an as broad as long rectangle;
The length of the rectangle that step 332, usefulness step 331 are determined is as the length of 45 degree modification of right-angled triangle plate, spend the wide of modification of right-angled triangle plate with the wide of rectangle as 45, with the diagonal line of rectangle hypotenuses, and determine that with 1 pixel=3 mm distance 45 spend the spacing of each scale mark of modification of right-angled triangle plate as 45 degree modification of right-angled triangle plate.
What deserves to be mentioned is: among the present invention in processing to the mark unit length, the information that the present invention directly obtains with mouse, the length of calculating with the range formula of point-to-point transmission is as the value of pixel.For example, and 2 A on the mouse message of obtaining (x, y), (a b), calculates this distance of 2 by the range formula of point-to-point transmission to B so, and the unit that defines this distance is pixel (pix); Definition simultaneously: 1 pixel=3 millimeter (1pix=3mm), thereby mark unit length, if (cm, m dm) will be scaled millimeter accordingly in other unit.
The above only is preferred embodiment of the present invention, and all equalizations of being done according to the present patent application claim change and modify, and all should belong to covering scope of the present invention.
Claims (5)
1. the method by mouse track generation measurement facility is characterized in that: comprise the steps:
Step 10, establishment project engineering are created a painting canvas window in described project engineering;
Step 20, utilize the packaged message processing function of painting canvas window, obtain the operation information of mouse on described painting canvas window; Described operation information comprises: the position when mouse is pressed, mouse are pressed the position of each moment mouse process when dragging;
The mouse action information calculations that step 30, utilization are obtained goes out the relevant information that will show each measurement facility figure, and described measurement facility comprises: ruler, protractor, 30 degree modification of right-angled triangle plate, 45 degree modification of right-angled triangle plate;
Step 40, according to the relevant information that will show each measurement facility figure that step 30 obtains, the picture function interface that utilizes the 2D draw library of operating system to provide, measurement facility graphic presentation to display on painting canvas.
2. the method by mouse track generation measurement facility according to claim 1 is characterized in that: calculating will show that the relevant information concrete steps of ruler instrument figure comprise as follows in the described step 30:
Step 300, computing mouse move the position distance at place depressed position with mouse;
Step 301, according to described mouse depressed position coordinate and the mouse position coordinates that moves the place determine that length and width all are not equal to zero rectangle;
The length of step 302, the rectangle determined with step 301 is as the length of ruler, with wide as ruler of rectangle wide, and determines the spacing of each scale mark of ruler with 1 pixel=3 mm distance.
3. the method by mouse track generation measurement facility according to claim 1 is characterized in that: calculating will show that the relevant information concrete steps of protractor instrument figure comprise as follows in the described step 30:
Step 310, computing mouse move the position distance at place depressed position with mouse;
Step 311, according to described mouse depressed position coordinate and the mouse position coordinates that moves the place determine that one longly is wide 2 times rectangle;
The rectangular base minister's that step 312, usefulness step 311 are determined mid point is as the center of circle of protractor, wide radius with rectangle as protractor, and central angle 180 degree done 180 five equilibriums, and according to formula: x=r * cos (a), y=r * sin (a), wherein a is a central angle, r is the protractor radius, calculate each central angle correspondence on the circular arc point coordinate (x, y).
4. the method by mouse track generation measurement facility according to claim 1 is characterized in that: calculate the relevant information concrete steps that will show 30 degree modification of right-angled triangle plate instrument figures in the described step 30 and comprise as follows:
Step 320, computing mouse move the position distance at place depressed position with mouse;
Step 321, according to described mouse depressed position coordinate and the mouse position coordinates that moves the place determine that an Aspect Ratio is: the rectangle of (radical sign 3)/3;
The length of the rectangle that step 322, usefulness step 321 are determined is as the length of 30 degree modification of right-angled triangle plate, spend the wide of modification of right-angled triangle plate with the wide of rectangle as 30, with the diagonal line of rectangle hypotenuses, and determine that with 1 pixel=3 mm distance 30 spend the spacing of each scale mark of modification of right-angled triangle plate as 30 degree modification of right-angled triangle plate.
5. the method by mouse track generation measurement facility according to claim 1 is characterized in that: calculate the relevant information concrete steps that will show 45 degree modification of right-angled triangle plate instrument figures in the described step 30 and comprise as follows:
Step 330, computing mouse move the position distance at place depressed position with mouse;
Step 331, according to described mouse depressed position coordinate and the mouse position coordinates that moves the place determine an as broad as long rectangle;
The length of the rectangle that step 332, usefulness step 331 are determined is as the length of 45 degree modification of right-angled triangle plate, spend the wide of modification of right-angled triangle plate with the wide of rectangle as 45, with the diagonal line of rectangle hypotenuses, and determine that with 1 pixel=3 mm distance 45 spend the spacing of each scale mark of modification of right-angled triangle plate as 45 degree modification of right-angled triangle plate.
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| CN2011102057778A CN102262508B (en) | 2011-07-21 | 2011-07-21 | Method for generating measuring tool by mouse track |
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| CN2011102057778A CN102262508B (en) | 2011-07-21 | 2011-07-21 | Method for generating measuring tool by mouse track |
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| CN102262508B CN102262508B (en) | 2013-03-06 |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103077026A (en) * | 2012-12-28 | 2013-05-01 | 锐达互动科技股份有限公司 | Method for writing under desktop environment of operating system |
| CN104620163A (en) * | 2012-09-13 | 2015-05-13 | 浜松光子学株式会社 | Optical modulation control method, control program, control device, and laser light irradiation device |
| CN105488828A (en) * | 2015-12-29 | 2016-04-13 | 智慧方舟科技有限公司 | Electronic set square system and working method thereof, and component part of electronic set square system |
| CN105489070A (en) * | 2015-12-29 | 2016-04-13 | 智慧方舟科技有限公司 | Electronic semicircle ruler system and working method thereof, and component part of electric semicircle ruler system |
| CN105489071A (en) * | 2015-12-29 | 2016-04-13 | 智慧方舟科技有限公司 | Electronic ruler system and working method thereof, and component part of electronic ruler system |
| CN105513437A (en) * | 2015-12-29 | 2016-04-20 | 智慧方舟科技有限公司 | Electronic compasses system and operating method and components thereof |
| CN108733293A (en) * | 2018-06-11 | 2018-11-02 | 广州视源电子科技股份有限公司 | Handwriting trace processing method and processing device |
| CN108885528A (en) * | 2016-03-29 | 2018-11-23 | 微软技术许可有限责任公司 | For the guidance object drawn in the user interface |
| CN109326150A (en) * | 2018-09-20 | 2019-02-12 | 广州视源电子科技股份有限公司 | Implementation method, device, equipment and the storage medium of protractor tool image |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104620163A (en) * | 2012-09-13 | 2015-05-13 | 浜松光子学株式会社 | Optical modulation control method, control program, control device, and laser light irradiation device |
| CN104620163B (en) * | 2012-09-13 | 2018-03-27 | 浜松光子学株式会社 | Light modulation control method, control program, control device and laser irradiation device |
| CN103077026A (en) * | 2012-12-28 | 2013-05-01 | 锐达互动科技股份有限公司 | Method for writing under desktop environment of operating system |
| CN105489070A (en) * | 2015-12-29 | 2016-04-13 | 智慧方舟科技有限公司 | Electronic semicircle ruler system and working method thereof, and component part of electric semicircle ruler system |
| CN105489071A (en) * | 2015-12-29 | 2016-04-13 | 智慧方舟科技有限公司 | Electronic ruler system and working method thereof, and component part of electronic ruler system |
| CN105513437A (en) * | 2015-12-29 | 2016-04-20 | 智慧方舟科技有限公司 | Electronic compasses system and operating method and components thereof |
| CN105488828A (en) * | 2015-12-29 | 2016-04-13 | 智慧方舟科技有限公司 | Electronic set square system and working method thereof, and component part of electronic set square system |
| CN105489071B (en) * | 2015-12-29 | 2019-01-22 | 智慧方舟科技有限公司 | A kind of electronics ruler system and its working method and building block |
| CN105488828B (en) * | 2015-12-29 | 2019-02-19 | 智慧方舟科技有限公司 | A kind of electronic triangular ruler system and its working method and building block |
| CN105489070B (en) * | 2015-12-29 | 2019-02-22 | 智慧方舟科技有限公司 | A kind of electronics semicircle ruler system and its working method and building block |
| CN105513437B (en) * | 2015-12-29 | 2019-04-19 | 智慧方舟科技有限公司 | A kind of electronic compass system and its working method and building block |
| CN108885528A (en) * | 2016-03-29 | 2018-11-23 | 微软技术许可有限责任公司 | For the guidance object drawn in the user interface |
| CN108733293A (en) * | 2018-06-11 | 2018-11-02 | 广州视源电子科技股份有限公司 | Handwriting trace processing method and processing device |
| CN109326150A (en) * | 2018-09-20 | 2019-02-12 | 广州视源电子科技股份有限公司 | Implementation method, device, equipment and the storage medium of protractor tool image |
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Owner name: RETURNSTAR INTERACTIVE TECHNOLOGY GROUP CO., LTD. Free format text: FORMER NAME: FUJIAN RUIDA INTERACTIVE TECHNOLOGY CO., LTD. Owner name: FUJIAN RUIDA INTERACTIVE TECHNOLOGY CO., LTD. Free format text: FORMER NAME: FUZHOU RETURNSTAR DIGITAL TECHNOLOGY CO., LTD. |
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Address after: Cangshan District of Fuzhou City, Fujian province 350000 to build a new town, Jinshan Road No. 618 Garden State Industrial Park Gulou Park Building No. 8 Patentee after: Fujian Ruida interactive Polytron Technologies Inc. Address before: Cangshan District of Fuzhou City, Fujian province 350000 to build a new town, Jinshan Road No. 618 Garden State Industrial Park Gulou Park Building No. 8 Patentee before: Fuzhou Returnstar Technology Co.,Ltd. |
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Address after: Cangshan District of Fuzhou City, Fujian province 350000 to build a new town, Jinshan Road No. 618, juyuanzhou Industrial Park Gulou Park Building No. 8 Patentee after: RETURNSTAR INTERACTIVE TECHNOLOGY GROUP Co.,Ltd. Address before: Cangshan District of Fuzhou City, Fujian province 350000 to build a new town, Jinshan Road No. 618 Garden State Industrial Park Gulou Park Building No. 8 Patentee before: Fujian Ruida interactive Polytron Technologies Inc. |
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Address after: 350108 6, No. 1 Innovation Park, No. 3 east science and technology road, Minhou street, Minhou, Fuzhou. Patentee after: RETURNSTAR INTERACTIVE TECHNOLOGY GROUP Co.,Ltd. Address before: 350000 8 tower building, Orange Garden Industrial Park, 618 Jinshan Road, Jianxin Town, Cangshan District, Fuzhou, Fujian. Patentee before: RETURNSTAR INTERACTIVE TECHNOLOGY GROUP Co.,Ltd. |