[drawing] Forum Topics

There are many pictures of hearts out there. I just wanted to draw a picture of a heart on my own from a math formula I found on the net. Seems there are many formulas to find. This is how it looks:  Enjoy!

Hello i have a little problem with moving ball around screen, also i'm confused why i cannot put this variables `double x = 0, y = 16, muvx = 0, muvy = 0;` at the public class MainActivity to be local variables and also i don't know how to set …

i am trying to draw an image on to a php page using the imagecreate function but the image is not showing, i cant see the problem with this code, please help me out, the code is as follows: <?php header('content-type: image/jpeg'); $fontSize = 30; $imageHeight = 40; $imageWidth = …

Hello, I am struggling at trying to get custom fonts working in my application. I have added the font file to the project's resources via the 'Add Existing File...' option, and setup the following code... > FontFamily standard; Font wt; > [DllImport("gdi32.dll", ExactSpelling = true)] private static extern IntPtr AddFontMemResourceEx(IntPtr …

Hello, This is the first time I've attempted creating controls at runtime, and I'm not sure why the following code isn't working; private void Popup_Load(object sender, EventArgs e) { Panel panel2 = new Panel(); panel2.Size = new Size(1280, 720); panel2.Location = new Point(20, 20); panel2.BackColor = Color.Red; this.Size = new …

Hello everyone, I am attempting to make a custom control similar to a tooltip however I am not sure exactly how to produce the effect I desire. My goal is to have a popup, which is shown when the mouse hovers over a control, that contains some message and is …

I have a panel where I am drawing images on button click. But on the second button click, the previously drawn image is being replaced by the new Image. void panel_Image_Paint(object sender, PaintEventArgs e) { if (Clipboard.ContainsImage()) { Point p1 = new Point(i, 0); e.Graphics.DrawImage(Clipboard.GetImage(), p1); i += img.Width; } …

Saw [this](http://www.daniweb.com/software-development/cpp/code/216430/add-a-little-graphics-to-your-console) and decided to make a little spinoff with some physics of mine. Enjoy!

Hello, I am making a custom control which will serve as a "timeline". An integrated timer moves a line along the control to display where the time is currently. I am inheriting a Panel control for the timeline. When I draw my line, it constantly appears below the controls in …

My application requires a dialog box and a parent window, from the window proc of the parent window I'm trying to draw on the dialog box. How might I do this? Thank you for reading :)

I wanted to draw a 5 pointed star in C# and here is how I finally did it. I leave it as an exercise (some hints are given in the code) to work out how I did this. It was fun to do (but a bit hard, my trig is …

Lately, I was reading [this snippet](http://www.daniweb.com/software-development/python/code/453788/moon-phase-at-a-given-date-python) by vegaseat. I thought, why not do it in C#? But I would also like to add lattitude and logitude in the celestial calculations and draw a picture of the moon at that moment and location. Now the calculations can get a bit involved …

**how to draw a line in c program given the slope and intercept of the line**

Upon playing with the graphics/random class - I have discovered something odd. Private Sub Me_Load(sender As Object, e As EventArgs) Handles Me.Load For i = 0 To 5000 DrawColor(GimmiRectangle) Next End Sub Private Sub DrawColor(ByVal rNew As Rectangle) Try Dim g As Graphics = Me.CreateGraphics g.DrawRectangle(New Pen(Color.FromArgb(New Random().Next(255), New Random().Next(255), …

Hello :) i'm looking for a proper way of drawing points in MFC. or Drawing those point on a Drawn Eclipse. then i actually have to join them. i had been working on .NET, so i'm less fimiliar to visual C++ 6.0, but i have to use it for this. …

I would like to create a notebook type application that will accept touch input and allow you to draw on the surface view. I'm unsure what I'm doing wrong since I have not programmed for the Android before. Here is what I have: [CODE]findViewById(R.id.pageSurface).setOnTouchListener(new View.OnTouchListener() { public boolean onTouch(View v, …

Hello guys, So my task is the following: Draw a pine tree based on user inputted height. How tall should the tree be?: 6 /\ / \ / \ / \ / \ / \ ------------ || || || I had problems moving the cursor from the left to right …

Hi, I wrote a drawing tool program by using vb6. I scans a big house plan (A3 size) and load many little pictures as the element of the house. The user can manipulate the house plan and saved it back. I used normal vb6 method to load and save the …

When you want to draw something on a form you need a Graphics object. But a Graphics constructor isn’t public and if that is not enough the Graphics class is also sealed! This means you can’t create a Graphics object via the new keyword nor can you derive from the …

[B]I was trying to create an application implementing the Douglas Peucker algorithm in VB.NET. I already finished coding the program and tried to compile it but when I try to draw on the form, it is not working. My source code is below, I just want to ask if there …

Hi I want to khow about drawing methode in C# that has no dependence in pixel, do anyone can help me? I want to draw patterns and then print them, I can Draw them but when I want to print, I have Problems with measurments because I draw them pixel …

So, I need to make a program that draws a [URL="http://en.wikipedia.org/wiki/Automata_theory"]finite automata[/URL] from the input data. I had some experience with the [I]graphics.h[/I] header but as far as I know it's a Borland only header and VC++ doesn't support it. So I was wondering, is there a way to draw …

This is not about a DataGridView or something else, it is just about drawing a simple grid in a form window. Googled a bit but found not much of my liking. A Grid as a BitMap in a PictureBox? Come on! Must have been some of those GUI guys I …

I want to draw a editable TextBox on top of picture box and the user is allowed to enter text into this box.After entering text the text box should disappear and the text entered should be painted to the picture in the picture box.Please help me on this,I'am doing this …

:( Sorry the topic spelled incorrectly.. I can't edit it noe.. sorry for that Friends again need you so badly.. I'm developing my simple GIS application, actually here's what I developed so far.. [CODE] import java.awt.BorderLayout; import java.awt.Color; import java.awt.Dimension; import javax.swing.BoxLayout; import javax.swing.ImageIcon; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.JLabel; …

What polar coordinates are is explained [url=http://en.wikipedia.org/wiki/Polar_coordinate_system]here[/url]. I wanted to draw some polar functions myself, so I changed my [url=http://www.daniweb.com/software-development/csharp/code/217204]plotting class [/url] a bit and added a polar struct to a new project.. Just posted code for the Plot class and the polar point structure here. You can find an …

I m developing a java app that will have a GUI to draw the graph and implements the graph coloring algorithm to colour the nodes. I started with JFrame and Canvas and could draw lines and circles with paint() and repaint methods.. The problem is repaint method erases the previous …

The script is used in my newest chrome app [url]https://chrome.google.com/webstore/developer/detail/bomkcodcgmbjjhogdjophonfhgpegoni/[/url] Site: [url]http://codestrix.co.cc/pixels/[/url] The above script is a good to get stated with HTML5 canvas. Much of it is named so as to be self explanatory but any doubts you are more than welcome to post it here.

Hello I currently have a program that collects data from a txt file and then works out the averages of each column. What I am now trying to do is use this data to draw a line Graph for each individual column contained within the txt file. This is the …

Ever wanted to know how to implement running lights? well here is your chance to find out. Open a new Forms application enlarge the Form a bit and drop a Panel and a Timer on it. Add the class ChasingLights to the solution, see code. Implement a form Load, panel …