Questions tagged [drawing2d]
110 questions
1
vote
1 answer
Line form corner to corner
I got a little problem, I think I made a mistake. Can you help me please?
Question: I want to use specifix integers for drawing line and filling rectangle. I tried to do it, but line, using same coordinates as rectangle, is not from corner to…

moraprex
- 103
- 9
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1 answer
How to erase drawing in fabric.js?
There is a canvas with an object. Need to drawing on object and also need eraser function.
See the canvas screenshot:
canvas where able drawing function
I see fabric.js hasn't erasing functionality. Is there any way to erase drawing with a erase…

Aram Vardanyan
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0 answers
How to draw a chord of ellipse with specific center point and the points located at the start and end of chord in c#
I am using c# and the library of System.Drawing.Drawing2D to draw some regular geometries. However, I cannot draw a chord of ellipse with specific center point and the points located at the start and end of chord.

Mohammad Tahaye Abadi
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2 answers
Lines and shapes drawn at incorrect angles
I have a c# program where I need to draw some simple 2D objects on the canvas.
One of these involves drawing a rectangle and lines where I know the start point, the length and I have to calculate the end position. So I have the following code;
…

jason.kaisersmith
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2 answers
How to export svg from pixijs
Is it possible to render svg from pixie composition?
I'm working on a project where I'll draw generative graphics and then I'll have to have them in some vector format because this will go to print.
I would be happy to get svg or some other vector…

onoxo
- 153
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1 answer
Conversion System.Windows.Media.Geometry --> System.Drawing.Region
I have an unmanaged API, which uses a System.Drawing.Region as argument.
The problem is, that I have a System.Windows.Media.Geometry, which I need to convert into the Region-class.
I wonder how I should convert this type...
Should I look for corner…

unknown6656
- 2,765
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How to draw an arrow with big cap using c#?
I want to draw an arrow using C#
I can write the following:
protected override void OnPaint(PaintEventArgs e)
{
base.OnPaint(e);
Pen p = new Pen(Color.Blue, 1);
p.StartCap = System.Drawing.Drawing2D.LineCap.DiamondAnchor;
p.EndCap =…

Jad Chahine
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3 answers
C# GDI Drawing2D help
What GDI methods can I use to draw the blue shape shown in the image below? The center must be transparent.

Kevin
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2 answers
How can I override the canvas in my View?
I am using Android 2.1 and Eclipse.
I have defined a LinearLayout with two components that have dimensions: 250 x 250.
LinearLayout ll = new LinearLayout(this);
ll.setOrientation(LinearLayout.VERTICAL);
LinearLayout.LayoutParams llp =
new…

user274610
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vote
2 answers
Graphics.DrawHalfCirle & Graphics.DrawPartialCircle
I'm trying to draw half and partial circles (all BLACK lines) on a bitmap.
My INTENDED result looks like this:
My CURRENT result looks like this:
I've tried so many different alternatives but it nevers looks right.
using (var b = new…

SF Developer
- 5,244
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vote
1 answer
Custom control - first draws OK, second doesn't
I found some code somewhere for a custom groupbox, drawn with rounded corners, a gradient background and a drop shadow. I thought it looked pretty good, so I adjusted it to do the same with a label control.
The bizarre thing is that when I drop…

ainwood
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1 answer
CGContextRef and even-odd fill rule
I need to paint a series of path in a CGContext as a block. These path are drawn by the user so I can not determine their direction. I use the following code snippet to draw the path:
CGContextSaveGState(context);
UIBezierPath *fillPath = […

reza23
- 3,079
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1 answer
Proper Drawing2D class for NET CF?
As I recently found out Drawing2D class of NET CF is missing most of it's functionality. Is there a way to expand it with for example "LinearGradientBrush"?

Kristina
- 15,859
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Draw Path with zoom and darg
'm developing an application in which I'm pasting images, doing drawing and painting on canvas. This app can also Scale up/down the canvas or drag it to different location. My problem is: I can't get the correct canvas coordinates after scaling or…

strike
- 1,031
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1 answer
Trying to draw two digits and equal distance from the centre
I want it to look symmetrical, but I can't work out why this doesn't work.
Font scoreFont = new Font("Impact", Font.PLAIN, 72);
g.setFont(scoreFont);
FontMetrics scoreFontMetrics = g.getFontMetrics();
g.drawString("" + playerOneScore,…

DreamsOfHummus
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