using System;
using System.Drawing;

// The 'windowHandle' parameter will contain the window handle for the:
//   - Active window when run by hotkey
//   - Window Location target when run by a Window Location rule
//   - TitleBar Button owner when run by a TitleBar Button
//   - Jump List owner when run from a Taskbar Jump List
//   - Currently focused window if none of these match
public static class DisplayFusionFunction
{
	public static void Run(IntPtr windowHandle)
	{
		//set your two sizes here in percentages (i.e. 0.5f is 50% of the monitor)
		float smallSize = 0.7f;
		float largeSize = 0.9f;
		
		//get the bounds of the current window
		Rectangle windowBounds = BFS.Window.GetBounds(windowHandle);
		
		//get the bounds of the current monitor
		Rectangle monitorBounds = BFS.Monitor.GetMonitorWorkAreaByWindow(windowHandle);
		
		//if the window is close in size to the smallSize variable, size the window to the largeSize variable
		//otherwise, size the window to the smallSize variable
		if(IsWithin(windowBounds.Width, (int)(monitorBounds.Width * smallSize), 10))
			BFS.Window.SetSize(windowHandle, (int)(monitorBounds.Width * largeSize), (int)(monitorBounds.Height * largeSize));
		else
			BFS.Window.SetSize(windowHandle, (int)(monitorBounds.Width * smallSize), (int)(monitorBounds.Height * smallSize));
	}
	
	//this function returns true if a value is close to another value
	private static bool IsWithin(int value, int target, int threshold)
	{
		return (value == target) || ((value >= target - threshold) && (value <= target + threshold));
	}
}