internal static void FindMaximumSingleMonitorRectangle(RECT windowRect, out RECT screenSubRect, out RECT monitorRect)
{
int displayForWindowRect = FindDisplayForWindowRect(new Rect(windowRect.Left, windowRect.Top, windowRect.Width, windowRect.Height));
screenSubRect = new RECT
{
Left = 0,
Right = 0,
Top = 0,
Bottom = 0
};
monitorRect = new RECT
{
Left = 0,
Right = 0,
Top = 0,
Bottom = 0
};
if (-1 == displayForWindowRect)
{
return;
}
Monitorinfo display = Displays[displayForWindowRect];
RECT rcWork = display.RcWork;
RECT lprcDst;
User32.IntersectRect(out lprcDst, ref rcWork, ref windowRect);
screenSubRect = lprcDst;
monitorRect = display.RcWork;
}
public static Rect AbsoluteRectToRelativeRect(int display, Rect absoluteRect)
{
Validate.IsWithinRange(display, 0, Displays.Count - 1, "display");
RECT rcMonitor = Displays[display].RcMonitor;
return(new Rect(absoluteRect.X - rcMonitor.Left, absoluteRect.Y - rcMonitor.Top, absoluteRect.Width, absoluteRect.Height));
}
public static int FindDisplayForWindowRect(Rect windowRect)
{
int num1 = -1;
RECT lprcSrc2 = new RECT(windowRect);
long num2 = 0;
for (int index = 0; index < Displays.Count; ++index)
{
RECT rcWork = Displays[index].RcWork;
RECT lprcDst;
User32.IntersectRect(out lprcDst, ref rcWork, ref lprcSrc2);
long num3 = lprcDst.Width * lprcDst.Height;
if (num3 > num2)
{
num1 = index;
num2 = num3;
}
}
if (-1 == num1)
{
double num3 = double.MaxValue;
for (int index = 0; index < Displays.Count; ++index)
{
double num4 = Distance(Displays[index].RcMonitor, lprcSrc2);
if (num4 < num3)
{
num1 = index;
num3 = num4;
}
}
}
return(num1);
}
public static Point RelativePositionToAbsolutePosition(int display, double left, double top)
{
if (display < 0)
{
throw new ArgumentOutOfRangeException(nameof(display));
}
RECT rect;
if (display >= Displays.Count)
{
Monitorinfo display1 = Displays[Displays.Count - 1];
rect = new RECT(display1.RcMonitor.Left + display1.RcMonitor.Width, display1.RcMonitor.Top, display1.RcMonitor.Right + display1.RcMonitor.Width, display1.RcMonitor.Bottom);
}
else
{
rect = Displays[display].RcMonitor;
}
return(new Point(rect.Left + left, rect.Top + top));
}
public static int FindDisplayForAbsolutePosition(Point absolutePosition)
{
for (int index = 0; index < Displays.Count; ++index)
{
RECT rcMonitor = Displays[index].RcMonitor;
if (rcMonitor.Left <= absolutePosition.X && rcMonitor.Right >= absolutePosition.X && (rcMonitor.Top <= absolutePosition.Y && rcMonitor.Bottom >= absolutePosition.Y))
{
return(index);
}
}
int num1 = -1;
double num2 = double.MaxValue;
for (int index = 0; index < Displays.Count; ++index)
{
double num3 = Distance(absolutePosition, Displays[index].RcMonitor);
if (num3 < num2)
{
num1 = index;
num2 = num3;
}
}
return(num1);
}
internal static extern IntPtr CreateRectRgnIndirect(ref RECT lprc);
internal static extern bool GetWindowRect(IntPtr hwnd, out RECT lpRect);
internal static extern bool GetClientRect(IntPtr hwnd, out RECT lpRect);
internal static extern bool FillRect(IntPtr hDc, ref RECT rect, IntPtr hbrush);
public static extern IntPtr MonitorFromRect([In] ref RECT lprc, uint dwFlags);
internal static extern bool IntersectRect(out RECT lprcDst, [In] ref RECT lprcSrc1, [In] ref RECT lprcSrc2);
private static Point GetRectCenter(RECT rect)
{
return(new Point(rect.Left + rect.Width / 2, rect.Top + rect.Height / 2));
}
private static double Distance(Point point, RECT rect)
{
return(Distance(point, GetRectCenter(rect)));
}
private static double Distance(RECT rect1, RECT rect2)
{
return(Distance(GetRectCenter(rect1), GetRectCenter(rect2)));
}
