drawing Questions
12
Solved
I want to load and draw pdf files graphically using C#. I don't need to edit them or anything, just render them at a given zoom level.
The pdf libraries I have found seem to be focussed on generat...
2
Solved
Is it possible to ownerdraw the entire column header section of a listview? (including the region to the right of the column headers)? ListView is in Details View.
An answer here indicates that th...
Teacake asked 16/9, 2009 at 14:22
2
I'm trying to draw a 3d image that displays a ripple:
function myFunc(x, y) {
let zRipple =
Math.pow(2, -0.005 * (Math.abs(x) + Math.abs(y))) *
Math.cos(((x * x + y * y) * 2 * pi) / 180 / width)...
6
Solved
How do I draw an equilateral triangle given the center as cx and cy
and the radius of the centroid circle ?
And how do I find if a point is within the triangle or not ?
PS: I am building this f...
Leery asked 12/7, 2012 at 10:25
3
Solved
I'm trying to let users specify an area by painting over it with a "paint" tool that draws semi-transparent lines on a canvas. Its purpose is specifying a "mask" for an image that will be drawn bel...
Tertias asked 9/12, 2013 at 15:48
2
Solved
Here is what I'm using to draw a circle shape on to the canvas (and then an icon bitmap on it):
private static Bitmap makeIcon(int radius, int color, Bitmap icon) {
final Bitmap output = Bitmap.c...
Burdened asked 7/5, 2018 at 2:40
7
Solved
I'm assisting someone with user interface code to visualise a mathematical image analysis.
During this process we'll be segmenting part of a 2D shape into triangles, and filling some of these tria...
5
Solved
I am using scene2d. Here is my code:
group.addActor(new Actor() {
@Override
public Actor hit(float arg0, float arg1) {
return null;
}
@Override
public void draw(SpriteBatch batch, float arg...
Incoherent asked 13/3, 2013 at 21:43
6
Solved
Google Maps has the Drawing library to draw Polylines and Polygons and other things.
Example of this functionality here: http://gmaps-samples-v3.googlecode.com/svn-history/r282/trunk/drawing/draw...
Tartlet asked 12/1, 2012 at 7:15
6
Solved
I been trying for a while to draw smooth lines in Unity but with Line Renderer I obtained only jagged lines with the corners not rounded, in particular when the angle of curvature is really small ....
Actino asked 21/4, 2017 at 16:37
4
Solved
In my WPF application I have some drawing functionality. I have solved this using a Canvas and handling mouse gestures manually, and I also add the drawn Strokes (wrapped in InkPresenter) to this C...
1
I am trying to achieve effect as shown in the picture below:
Im using p5.js library but im not a graphics programmer and thats why its very difficult to achieve this particular graphical effect. I...
Dolli asked 19/11, 2019 at 11:10
3
Solved
I'm trying to do a simple drawing app for the iPad where you can draw on a picture, and I'm using CGContext stuff to do it but the way I originally planned on handling erasing was to just draw over...
Skiffle asked 9/5, 2011 at 15:31
2
Solved
private void DialogFont_Load(object sender, EventArgs e)
{
LoadInstalledFonts();
SetupInitialDialogSelections();
lblPreview.ForeColor = colorPicker1.colorPickerControlView1.CurrentColor.Color;
}...
7
Solved
I want to draw a Sankey diagram using Javascript. Can anyone provide some direction regarding the algorithms or libraries that are available for this?
Overtop asked 28/12, 2010 at 10:9
5
Solved
I know this is pushing the good will of the community by presenting my least elaborate work expecting someone to come and save me but I simply have no choice with nothing to lose. I've gone through...
1
How can I create a visual effect of traveling wave like this in Swift SpriteKit?
I am using an extension to the SKAction that performs the oscillatory movement in the node, but I still do not kn...
Chide asked 13/5, 2020 at 22:43
7
Solved
I am trying to create a drawing area with canvas. I am having trouble with making the lines look smooth when drawing curves and I also have changing line thickness in my algorithm which looks bad a...
Cleodal asked 12/5, 2012 at 20:45
2
When rendering huge visuals in WPF, the visual gets distorted and more distorted with increasing coordinates. I assume that it has something to do with the floating point data types used in the ren...
Afterwards asked 24/10, 2010 at 18:2
6
Solved
I need to build a project for drawing on canvas by fingers.
How to get the touch event and motion event of my finger and then draw?
Angeliqueangelis asked 20/5, 2013 at 13:16
1
Solved
I'm trying to make a drawing web app. I'd like to draw with stylus and move the canvas with my hand. How to distinguish between those two?
I haven't found anything promising in the official MDN do...
Eu asked 15/4, 2020 at 16:20
2
Solved
I am wondering how to make linearGradient across (from top to bottom) the line, as opposed to the example below where the gradient goes along (from left to right) the line.
<svg xmlns="http...
Kilmarnock asked 18/3, 2017 at 12:5
5
I have a web app where I would like the user to draw a line in the following way: When he clicks on Point1 and he moves the mouse, draw the line from Point1 to the current mouse position and, when ...
Prophesy asked 31/7, 2012 at 15:17
7
Solved
I'm looking for a way to draw a grid (i.e. http://www.artlex.com/ArtLex/g/images/grid.gif) inside of a div, using CSS (and JS if necessary). It feels like it should be relatively straight forward, ...
Diaphysis asked 16/11, 2010 at 4:34
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