b4xcanvas

I'd like to draw a rounded rect using B4XCanvas and B4XPath and such, but I'd prefer the stroke (with no fill) to be a dashed line. I don't see any parameters for line style, and haven't found anything in the forums. Here's my current code using a non-dashed line: Dim roundedPath As B4XPath...

In a B4XPages project I sometimes run a progressbar by drawing a line on a B4XCanvas that is initialized on a B4XView. I noticed that when this progressbar is running and I move way from the app and then return to it, the progressbar is not visible anymore. All else is working fine. The solution...

HI, I`m having a problem clearing a transparent canvas, I`m using the code below but it isn`t doing anything. I have tried it with a solid color and works, but not with transarent color. Dim cvsbk As B4XRect cvsbk.Initialize(0,0,1010,641) cvs.drawRect(cvsbk...

What is the simplest way using b4xcanvas to draw each of these squares? I wish it was b4x (b4a+b4j+b4i)

Hello, I don't know what is this view's name? :/ excuse me! But I want to know if we can make it with B4Xcanvas & how to make it Excuse me for my bad English :) Thanks

I am trying to wrap my head around Drawpath, but nothing draws apart from "Testing". Here is what I have so far: Log("-- Begin program") Canvas1.Initialize(Panel1) Dim left As Float = 200 Dim top As Float = 200 Dim myPath As B4XPath myPath.Initialize(left, top)...

I wanted to be able to count items in an image (birds in a flock). The simple logic said load an image, and then use the left mouse click to mark each item with a coloured blob. I then made it remove the last blob with a right mouse click. This simple program was a serious learning curve for...

XUI v1.60 introduces a new method: DrawPath With this, now we have more options to draw: Arc Oval RoundRect LineTo Just consult the documentation of each method of the B4XPath object, Asuming an initialized B4XCanvas (tCanvas) the relevant code is: Dim tRect As B4XRect...

How to set anti aliasing for B4XCanvas? I tried this example: https://www.b4x.com/android/forum/threads/b4x-xui-create-a-round-image.85102/ and the result is bad - both circle and image.

Hello my friend, How can i set antialias at b4x canvas? Dim Obj1 As Reflector Dim Canv As Canvas Canv.Initialize(Btn1) ' initialize on what you want Obj1.Target = Canv Obj1.Target = Obj1.GetField("paint") Obj1.RunMethod2("setAntiAlias", True, "java.lang.boolean") This...