How to add a PNG image into delphi 2007 ?
Hello,
I need to put inside a DrawGrid (or ImageList) a lot of bmp files contained in a folder? Is it possible? Please, how to do?
Hi guys,
How can I change the expand and collapse image of treeview?
I wanted to change it like an arrow.
Thanks
Hello,
I have a procedure which performs some operation on jpg files (like transformations, etc).
I am;
- reading pixel from canvas
ACanvas.Pixels[X,Y];
- drawing on c...
I want to be able to draw polygons on a tcanvas.
The points will be taken from a database table and the number of points in the polygon will not be known until run time and will vary.
Si...
I have a coloured shape (or more specifically, a series of shapes joined together to make one, single-coloured irregular shape) on a TCanvas.
My question is, how can I draw a single-pixel o...
Hello all,
I have loaded the pixel data of my image into an array of Bytes. I now need to load these pixels into a TBitmap object and I would like to do this the fastest way possible. The...
I need to paint a barcode on to a canvas in Delphi (using a barcode True Type Font) and then save the barcode image to a bitmap file (see code below)
However, Windows' ClearType anti-aliasi...
I am writing an application in Delphi 6 and using TFindfile component in thread mode for searching image files in folder. When next image founded, my procedure makes some image manupulations w...
Hi,
I am going to take a screenshot of my desktop , I simply have a Timage on my form which I copy the desktop area to it using the attached code , it works fine , but vista side bar is not c...
The software I am developing draws images based upon dimensional values drawn from a datbase. I am currently using the Wu-Line algorighm to antialaise straight lines with great results. How...
Hi, Experts!
I have a JPG file and i want to add some watermarked text on it with transparent effect. I know how to work with JPG canvas and how to add some simple text, but i want to add t...
Hello
I need to blur licence plate of an image representing car,
with Delphi
any idea ?
Thanks for help or ideas
Hi Experts,
I have a big picture in a Tpicture object, it is a map from a game, and i need to show the dangerous zones painting a red rectangle over it, with transparency, the info in map ...
A dentist needs to color a preset image of a teeth to Create a Dental Chart. Color will depend on work done. He can color any part of teeth. then file that file for later review. No other pro...
Hi there!
I'm currently doing screen captures of the active window using the built in Delphi interfaces, with help of the source code (I've modified a bit) I was helped with here:
http:/...
Let's say that we have a scanned image. Scanned image is JPG file or other extesion file format with table form on it with different text values. I need to "catch" one of this table fields in ...
Gents,
This is a hard one.
I am drawing the TCanva of a form using "Pixels [x, y] := MyColor;"
For example:
- Drawing area is 400x400 pixel starting at position 0,0.
- Draw a line f...
Not sure what values to use when trying to recreate the arc in the frame in the image below.
Points are 5,2; 5,30; 74,2; 74,30
Dear Experts,
I need A good OMR(Optical mark recognition) Component.
What is best one in the market?
Does this Component was sold with its device?
Best Regards
Hamid Reza
Hi, Experts! Please explain me how to change image size or scale. Input file is GIF and it's size is equal to A4 paper size. I need to resize it to get in about 2 times smaller than original w...
I have a HBITMAP (and its Width, Height, Bitcount and pixeldata pointer). The bitmap is usually in 24 or 32 bpp color and have never a palette, but contain raw RGB data.
Now, how do I save ...
Dear Experts!
I have a TImage component with an ability to select a region and highlight it with "marching ants". The problem is: when I drop TImage on TForm all is ok and when user move mo...
Hi Experts,
I'm facing a strange problem in OCX written in Delphi 6.
What I'm trying to do is to send a Jpeg image to the host as array of Variant.
When I time the following code, Graphic...
Hi Experts,
Strange problem in OCX written in Delphi 6.
What I'm trying to do is to send a Jpeg image to the host as OleVariant.
My Original image is in TBitmap and I assign to TJPEGImage ...
