Circles | image manipulation experiments | Machine Learning library
kandi X-RAY | Circles Summary
kandi X-RAY | Circles Summary
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Currently covering the most popular Java, JavaScript and Python libraries. See a Sample of Circles
Circles Key Features
Circles Examples and Code Snippets
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Trending Discussions on Circles
QUESTION
i am working on a map app with some overlays (annotations, circles, polygons). And i also have UISwitches to appear/disappear them. For the annotation is easy: .add / .remove, it works.
...ANSWER
Answered 2021-Jun-15 at 19:49You can use MKMapView.removeOverlays call to do this.
QUESTION
Basically there are rectangles (buildings) and circles (people).
The task I need to do is basically, when a function "fg" is called, every circle that is inside a given radius needs to run to the closest rectangle, and after all the circles inside the radius finds a rectangle, I need to report on a .txt file the names of the circles that run to each rectangle sorted alphabetically.
Such as:
Rectangle A: c1 c2 c3
Rectangle B: c7 c11 c20
...
And so on...
I need to store the addresses of the circles that run, on a vector of each rectangle. I tried to use qsort from stdlib.h, but maybe the function that i use to compare is wrong
(EDIT - full code to better understand):
...ANSWER
Answered 2021-Jun-15 at 02:51The third parameter needs to be the size of the actual array elements:
QUESTION
ANSWER
Answered 2021-Jun-06 at 06:25The canvas draws OK at viewport dimensions 1920 x 1080.
This snippet (which is vanilla JS for demo purposes) draws the canvas as given in the code in the question and then scales it and its position to fit the current viewport.
QUESTION
ANSWER
Answered 2021-Jun-03 at 13:46The problem is - the code is rendering the complete path - start-to-end each time and start is same for all animations.
The idea for loaders is - start point has to change after each animation - something like -
- Start at angle 0
- Go up to angle 45 /// or 60 whatever you want this to be
- Change start angle to next logical step - say 30
- Then render up to 75 /// or 90 depending on what you chose previously
In this arrangement, you have to keep drawing a certain portion of the shape by changing start point continuously.
In practice, achieving a smooth transition between different start point values may prove out to be difficult than it seems. You can find an example here - https://github.com/SVProgressHUD/SVProgressHUD/blob/master/SVProgressHUD/SVIndefiniteAnimatedView.m#L48-L102
UPDATE
The link I shared above has all the hints in it. This library uses an image as a mask and then rotate that continuously. Mask shape can be anything you like - you already have code for that.
You just need to create an image that's appropriate for your animation. See what their asset looks like
QUESTION
I'm trying to create a map with a very large amount of Circle objects. these Circles' colors will change based on a user input. A lot of colors can change at once, and I want to present the changes as fast as possible.
To save up on the time of creating the Circles each time the user changes something and the map re-renders, I thought about storing the Circle objects in an array in the state. Then when the user changes something, I would want to update the Circles' properties, but without using copy methods and the like (as it contradicts the idea of creating the Circle objects only once).
I thought about making a parallel array that stores the colors, which will be updated by the user, and to store in each Circle object's pathOptions a reference to the parallel location in this array, but am not sure how to do this.
Alternatively I would be glad to hear any other directions on how to optimize the speed.
basic version, app loads Circles from array correctly, colors are static:
...ANSWER
Answered 2021-Jun-11 at 18:50Keeping these CircleMarker
components in state is not ideal at all. From the react-leaflet docs:
By default these props should be treated as immutable, only the props explicitely documented as mutable in this page will affect the Leaflet element when changed.
Changing the props on these won't rerender them.
This can be done much better by using refs. I just answered a question on this here: How to open a specific popup on map load?
. You can see detailed explanation of how to combine refs and state to reach to the underlying leaflet elements. In your case, its best not to keep all these components in a state variable. Use a
locations.map
directly in your component, and within that map, save all refs to an object:
QUESTION
With the below code, I want to plot two filled circles over the two dashed lines. What I want is that the dashed lines should not be visible in the filled circular region (shown by red) in both the circles. How can I do this in Python ?
...ANSWER
Answered 2021-Jun-11 at 14:05You can use the parameter zorder
to adjust what gets plotted on-top of eachother. Just use zorder=1
on your when plotting the dashed lines and zorder=2
on the circles
QUESTION
I'm drawing circle diagram using my own inbuilt libraries.
I'm able to draw circles using table data (x1,y1 & r) ,sharing code
I'm using datachange signal with table, whenever enter any table item data then its creating no. of graph with circles. Is there other signal I can use or what change can make in code ? I want single graph with no. of circles(based on no. of entries in table).
Also when circles are drawn lines coming like we draw without removing our pen to draw another circle how to overcome this ?
CHPlotGraph2D - this class to create graph
CHPlotCurveData- this Class hold the data points for the curves
CHPlotCurve-Class to draw the data as a line curve
CHPlotCurveData* curvedata1 = new CHPlotCurveData();
QAbstractItemModel* table1 = ui.tableView->model();
for (int irows = 0, maxI = table1->rowCount(); irows < maxI; ++irows)
{
double x1 = table1->data(table1->index(irows, 1)).toDouble();
double y1 = table1->data(table1->index(irows, 2)).toDouble();
double r = table1->data(table1->index(irows, 6)).toDouble();
for (double angle = 0; angle <= 360; angle++)
{
double theta = (angle * 180) / 3.14;
double zx = x1 + r * cos(theta);
double zy = y1 + r * sin(theta);
QPointF pt(zx, zy);
curvedata1->append((pt));
}
}
CHPlotCurve* curve1 = (CHPlotCurve*)pGr->insertCurve("circle",
CHPlotGraph2D::Line, false );
curve1->setSamples(curvedata1);
connect(ui.tableView->model(), &QAbstractItemModel::dataChanged,
this, &tablemodel::drawCircle);
ANSWER
Answered 2021-Jun-10 at 13:23Thank you ..I have solved the problem .When anything changes in the table, I need to remove the existing curve containing all the circles and build/add a new one, or replace the data
QUESTION
I used the following code to draw a circle in my world. Now I want to replace it with an single image, but I have no idea how to do that.
...ANSWER
Answered 2021-Jun-09 at 20:58What you are using now to draw your physical objects, is actually a debug renderer. It is a tool to make you physical simulation visible. And it is not used for "actual" rendering.
Physical simulation is, and also should be separated from rendering.
So in order to make your object to look like a real thing, you have to render your image(sprite) with the same location and rotation and scale as your physical square. That way your image will copy movement of your physical object and will create a illusion of a real looking object.
I would highly suggest you to read official documentation, which I think is the best place to learn about libGDX.
Also look under "SpriteBatch, TextureRegions, and Sprites" tab, where you can read more about how to render stuff.
QUESTION
I'm using the "Progress circle" widget (version 2.0.0) in Mendix Studio Pro 9.2.0, and I would like to individually change the color(s) of each one of my progress circles, primarily the part that is shown in blue by default. By looking into Chrome DevTools, I found that the attribute stroke
might be storing the color, but I'm not sure. Adding stroke: red
in the Appearance
> Common
> Style
form didn't work. On the other hand, adding background: red
did have the intended effect of changing the background of the progress circle.
Can anyone help? I'm quite new to Mendix, so any help from you would be greatly appreciated.
...ANSWER
Answered 2021-Jun-09 at 15:53By going into the documentation i found the source code of the widget. Check this link: https://github.com/mendixlabs/progress-circle/tree/master/src/ui In the ui folder there is a theme.scss and _variables.scss in which the developer defines the variables which drive the colors or theme of the widget. You could take some hints from there. I am not suggesting to rebuild the widget but you can certainly do so by downloading the widget (.mpk gets downloaded) and then change the extension to .zip then change the source code. Or since you can already inspect the DOM of the widget you can do: give a class to the widgets root DOM element. and then using cascading CSS selectors you can drill down to the element which affects background.
QUESTION
I have to create a simple Text Editor which has menu bar with specific options.
One of them is to change font colors by selecting it on JRadioButtonMenuItem
which has to look exactly as professor described in the picture.
My problem is that I don't know how to create and add those little circles between text and radio button.
...ANSWER
Answered 2021-Jun-08 at 20:28Somehow I've managed to solve my problem by using Icon interface. Here's a little part of my code with final result. I'm still open for any kind of tips and improvements to my code to make it better and learn by coding properly.
Here's my Circle class:
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