Files
GarminHomeAssistant/source/ScalableView.mc
Philip Abbey f2d65aa6e3 Added correctly formatted code comments
The newer SDK support tooltips to show the function prototype and help text, so best to make good use of it.
2025-07-04 16:57:25 +01:00

48 lines
1.7 KiB
MonkeyC

//-----------------------------------------------------------------------------------
//
// Distributed under MIT Licence
// See https://github.com/house-of-abbey/GarminHomeAssistant/blob/main/LICENSE.
//
//-----------------------------------------------------------------------------------
//
// GarminHomeAssistant is a Garmin IQ application written in Monkey C and routinely
// tested on a Venu 2 device. The source code is provided at:
// https://github.com/house-of-abbey/GarminHomeAssistant.
//
// J D Abbey & P A Abbey, 28 December 2022
//
//-----------------------------------------------------------------------------------
using Toybox.Lang;
using Toybox.WatchUi;
using Toybox.Math;
//! A view that provides a common method 'pixelsForScreen' to make Views easier to layout on different
//! sized watch screens.
//
class ScalableView extends WatchUi.View {
//! Retain the local screen width for efficiency
private var mScreenWidth;
//! Class Constructor
//
function initialize() {
View.initialize();
mScreenWidth = System.getDeviceSettings().screenWidth;
}
//! Convert a fraction expressed as a percentage (%) to a number of pixels for the
//! screen's dimensions.
//!
//! Uses screen width rather than screen height as rectangular screens tend to have
//! height > width.
//!
//! @param pc Percentage (%) expressed as a number in the range 0.0..100.0
//!
//! @return Number of pixels for the screen's dimensions for a fraction expressed as a percentage (%).
//!
function pixelsForScreen(pc as Lang.Float) as Lang.Number {
return Math.round(pc * mScreenWidth) / 100;
}
}