Recent questions tagged drawing

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drawing - C# Draw Line OnPaint() vs CreateGraphics()

Question: How do you properly draw on a winform from a method other than the OnPaint() method? Additional ... from the OnPaint() method. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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drawing - How to draw an empty rectangle on screen with Python

I am not an expert and I am trying to show a rectangle on screen which follows mouse movements from a ... to accept any secondary position. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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drawing - Why do I get a different behviour in Codename One simulator than on a real Android device?

I am trying to figure out why I get a different behaviour in the simulator (iPhone, Nexus, Nexus5, ... ... would be greatly appreciated! Cheers, See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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drawing - How to detect iPhone movement in space using accelerometer?

I am trying to make an application that would detect what kind of shape you made with your iPhone using accelerometer ... ? Thanks in advance ! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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drawing - How to draw a checkmark / tick using CSS?

How to draw the tick symbol using CSS? The symbols I find using Unicode isn't aesthetically-pleasing. EDIT ... looking for something like this. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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drawing - WHERE to find Android "Fingerpaint" demo? (Android Studio era)

Many, many Android discussions focus on the (apparently, famous) Fingerpaint sample: https://stackoverflow.com/a/16650524 ... is not there...sad See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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drawing on iphone

I am trying to develop an iPhone application for children which will be able to draw characters on screen with touch ... Any idea?? some code? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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524 views

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drawing - Android Paint stroke width positioning

Given this code to draw a line: Paint p; p = new Paint(Paint.ANTI_ALIAS_FLAG); p.setColor(android.graphics. ... one of the other strategies? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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drawing - google maps API v3 - how to draw dynamic polygons/polylines?

I have 4 days of experience with Google Maps Javascript API and i find their documentation and information sharing ... for further research. :) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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drawing - Draw histograms per row over multiple columns in R

I'm using R for the analysis of my master thesis I have the following data frame: STOF: Student to staff ratio ... each HEIs (for each row)? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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364 views

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drawing - how to draw line on imageview along with finger in android

In my app I want to draw line on imageview along with finger. I want the output like the following: In this ... to android. Thanks for any help. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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501 views

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drawing - How to draw rectangle on MouseDown/Move c#

I am not quite sure how to draw a Rectangle (not filled) when I drag my mousedown while left clicking the ... all the rectangles to show up See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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511 views

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drawing - How do I draw lines using XNA?

I've read a bunch of tutorials involving XNA (and it's various versions) and I still am a little confused ... to using unmanaged directx calls? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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366 views

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drawing a point on the screen every 17ms in Python?

I managed to string together a script that receives commands from an iOS app setting velocity and a direction. The ... a circle in the window. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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507 views

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drawing - Android: How to get a custom view to redraw partially?

I have a custom view that fills my entire screen. (A piano keyboard) When a user touches the key, it causes ... and only redraw the dirty area?" See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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576 views

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drawing - How to draw a directed arrow line in Java?

I want to draw a directed arrow line through Java. At present, I am using java.awt.Line2D.Double class to ... Is there anything I am missing? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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667 views

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drawing - Can I draw outside the bounds of an Android Canvas

I'm porting an app written in a graphics environment that allows drawing to happen outside the bounds of the clipping ... to do this in Android? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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