Creating a graphics window to show a TV static demo
My simpledisplay.d
file is a module to create and interact with a simple window, enabling easy graphics display. On Windows, it wraps the Win32 GDI API, and on other systems it uses Xlib for broad compatibility with minimal dependencies.
Getting ready
Download simpledisplay.d
and its dependency color.d
from my Github.
How to do it…
Let's execute the following steps to create a graphics window:
Import
simpledisplay
.Create an image to use as your pixel drawing buffer.
Create a
SimpleWindow
object with the image's size.Create an image to use as your buffer.
Create and run an event loop with
window.eventLoop
.Pass
25
as the first argument toeventLoop
to request a 25 millisecond timer.Pass a delegate that takes no arguments to serve as the timer handler. In this function, fill the image with random white and black pixels, get a painter with
window.draw
, and draw the image to it withpainter.drawImage
.Pass a delegate that takes a
KeyEvent
argument to...