Canvas Objects

Low-level drawing primitives for custom graphics.

Image

Displays images from URIs (file paths or URLs).

// Load image from file
img := canvas.NewImageFromURI("file:///path/to/image.png")

// Update image
img.SetImageFromURI("file:///other/image.png")

// Load from current app's resources
img := canvas.NewImageFromURI(gui.CurrentBaseURL + "logo.png")

Methods:

• SetImageFromURI(uri): Update the displayed image

Supported formats: PNG, JPEG, GIF

Use cases: Logos, icons, photos, diagrams

Line

Draws colored lines.

line := canvas.NewLine("red")

Supported colors:

• red
• green
• blue
• black
• white
• yellow
• cyan
• magenta

Use cases: Separators, decorative elements, simple diagrams