GridPadDsl.kt

@Composable
public fun GridPad(
    cells: GridPadCells, modifier: Modifier = Modifier, content: GridPadScope.() -> Unit
) {
    val scopeContent: GridPadScopeImpl = GridPadScopeImpl(cells).apply(content)
    Layout(modifier = modifier, content = {
        scopeContent.data.forEach {
            it.item(GridPadItemScopeImpl)
        }
    }) { measurables, constraints ->
        
        // ...        
        val placeables = measurables.mapIndexed { index, measurable ->
            // ...
        }
        
        //define component size
        layout(layoutWidth, layoutHeight) {            
            placeables.forEachIndexed { index, placeable ->
                val contentMetaInfo = scopeContent.data[index]
                val cellPlaceInfo = cellPlaces[contentMetaInfo.row][contentMetaInfo.column]
                // placement the item in the desired location
                placeable.placeRelative(x = cellPlaceInfo.x, y = cellPlaceInfo.y)
            }
        }
    }
}