picturebox

How should I translate from screen space coordinates to image space coordinates in a WinForms PictureBox?

I have an application that displays an image inside of a WinForms PictureBox control. The SizeMode of the control is set to Zoom so that the image contained in the picture box will be displayed in an aspect-correct way regardless of the dimensions of the PictureBox. This is great for the visual appearance of the application because you...

How do I make a PictureBox use Nearest Neighbor resampling?

I am using StretchImage because the box is resizable with splitters. It looks like the default is some kind of smooth bilinear filtering, causing my image to be blurry and have moire patterns. ...

How can I detect a held down mouse button over a PictureBox?

I need to fire an event when the mouse is above a PictureBox with the mouse button already clicked and held down. Problems: The MouseDown and MouseEnter event handlers do not work together very well. For instance once a mouse button is clicked and held down, C# will fire the MouseDown event handler, but when the cursor moves over the...

Read a picture from Access DB into PictureBox

I have been trying to read a picture saved in Access DB as a OLE object in a PictureBox in a C# windows Application. The code that does this is presented below: string connString = @"Provider=Microsoft.Jet.OLEDB.4.0;Data Source=D:\Rajesh\SampleDB_2003.mdb;"; OleDbConnection oConn = new OleDbConnection(connString); ...

How do you show animated gifs with .NET Compact Framework

Hello, I would like to display an animated gif on a .NET Compact Form. Currently I use a PictureBox control and toggle between .Visible = true and .Visible = false. After .Visible = true the gif is shown however it's not animated. How can I get the .NET Compact Framework to animate it? I already tried this but it doesn't work. ...

Picture box goes blank

In VisualBasic.Net When I activate a picture box and then draw something on it, it draws and then immediately goes blank. Works fine when I re-draw it, but almost always messes up the first time I draw on it. This has happenned with several different programs, and the help file is no help. ...

Transparent images with C# WinForms

I am working on a Windows Forms application in VS 2008, and I want to display one image over the top of another, with the top image being a gif or something with transparent parts. Basically I have a big image and I want to put a little image on top if it, so that they kinda appear as one image to the user. I've been trying to use a pi...

PictureBoxSizeMode.Zoom - What's the zoom factor?

I have a PictureBox (its SizeMode property set to Zoom) containing an image, and both may vary in size. Since the user has to interact with the image directly, I need to be able to convert the PictureBox click coordinates to image coordinates. What I have done so far, is compare the aspect ratio of the PictureBox to the aspect ratio of...

c# How can I make my gif animation loop in a picturebox

Hello, I have imported an animated GIF as a resource into a picturebox - unfortunitly it only plays to the end frame and never repeats. Id there something I could do to make it loop continiously. The gif is for my "please wait busy box" Brad ...

PictureBox resize & paint problem

I want to show some graphics in a Winform app, it will be a stock's chart drawing tool. I think (but I am not sure...) I have to use a PictureBox, and using the System.Drawing.Graphics class' drawing primitives to draw the chart. I have started coding it, now it works more-or-less, but I have a problem with the resizing feature, as follo...

random browsing of images ( animated )

I was trying to make a program that shows picture in a folder. The path of each picture was stored in the database. My problem was it only show the last images stored in the database and not all the pictures. code: Private Sub Form3_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load Me.Timer1.Ena...

C# How to print multiple pictureboxes

I have 2 pictureboxes: pb1 and pb2. Pb1 can be dragged and dropped, pb2 cannot. Pb1 can also be resized. What i want is, when pb1 is inside pb2, both (pb1 and pb2) must be printed. And pb1 must keep it's sizes. When a look at the prinpreview, is see that pb1 has it's original sizes. So, how can i print these 2 printboxes and make sure...

Move a PictureBox with mouse

Hi! I'm developing an app for windows mobile (Compact Framework 2.0). It has a wimforms with a pictureBox. I want to move the image of the pictureBox but I don't know how to do it so I choose to move the hole pictureBox. To do it I use this event: private void imagenMapa_MouseMove(object sender, MouseEventArgs e) { imagenMapa...

Zoom on a PictureBox (Windows Mobile)

Hi! I'm developing an app for Windows Mobile. I would like to make zoom on a PictureBox's image. How can I do this? I think this is more complicated because I'm doing for Windows Mobile. Thank you! ...

C# Make one picture using various pictures

Hi! Imagine that I have a matrix of 2x2 or 3x3 pictures and I want to make one big picture using these 4 or 9 pictures. I want to show this picture on a pictureBox. I'm developing a Windows Mobile App. How can I do this? Edit: Moved comments to question for clarification.. Normally you asing an image to a pictureBox like this pictur...

Parameter is not Valid

When I paste a picturebox that was copied, I get Parameter is not Valid. The Picturebox that was copied has a valid image which displays just fine. The exception is coming from the undo engine of the surface designer. Anyone have any idea whats going on? ...

PictureBoxes and Zorder [.NET]

Hello, I have difficulties with showing multiple (up to 5) pictureboxes on top each other, but able to see all of them. Only first and last will show up. I show them from bottom to top, set their locations correctly and using BringToFront() function. Does anybody have a solution (if any)? Thanks for help! ...

Is it possible to set the image alignment of a PictureBox in VB.NET?

I have a PictureBox that is docked in the upper left corner of a form. It is contained inside of a SplitContainer, and the PictureBox is set to Fill the side of the panel that it resides: SplitContainer: ___________________ | _________ > | | | > | | LogoBox | > | |_________| > |___________________...

Image animation stops on minimizing and restoring

I have a .NET WinForms application with an animated GIF in a PictureBox. It's a loading animation, shown while a BackgroundWorker does some processing in another thread. I load the image by setting the Image property and it animates on its own. All is fine until I minimize and restore the application. At which point, the image stops ani...

Enlarge image without smearing pixels

Hi, I'm using a picturebox to display images in a form. If the image is 10X10 pixels and the picturebox size is 100X100 I would like to make the image larger for using the whole picturebox area. When using the zoom property for the picturebox the pixels of the image is smeared out. How to fill the area of the picturebox with a smaller Im...