graphics.canvas · function ·
BeginPersistentSurfaceFrame
Begin persistent surface frame.
Draw 2D shapes, text, images, and composited interface content.
external BeginPersistentSurfaceFrame(int red, int green, int blue, bool fullRedraw) returns boolStatus: source-declared
Parameters
int red- Supply red as int.
int green- Supply green as int.
int blue- Supply blue as int.
bool fullRedraw- Supply full redraw as bool.
Use BeginPersistentSurfaceFrame
A complete small caller. Values are illustrative; check the returned result and package requirements before connecting live resources.
cpu · source-example · type checked
using graphics.canvas
// Draw 2D shapes, text, images, and composited interface content.
int red = 1
int green = 1
int blue = 1
bool fullRedraw = true
bool result = BeginPersistentSurfaceFrame(red, green, blue, fullRedraw)
Console.Log(Text.From(result))
project.mech
manifestVersion = "2"
package = "api.example.graphics_canvas__beginpersistentsurfaceframe"
version = "0.1.0"
languageEdition = "yeho-core-2026.1"
[app]
kind = "headless"
[[dependencies]]
package = "graphics.canvas"
version = "0.1.0"
path = "../../../yeho/packages/graphics/canvas"
Notes and source
Package presence and a declaration do not establish support on every host. Host services need their platform and lifecycle setup.
yeho/packages/graphics/canvas/canvas.yh:255