public void UpdateThumbs(int offsetLevel)
{
CURSORINFO cursorInfo = new CURSORINFO();
cursorInfo.cbSize = Marshal.SizeOf(cursorInfo);
User32.GetCursorInfo(out cursorInfo);
this.IsCursorOnScreen = Options.AreaSrcBounds.Contains(cursorInfo.ptScreenPos.X, cursorInfo.ptScreenPos.Y);
this.UpdateCursorState();
// DebugWindow.Instance.UpdateMessage($"Is3DActive: {this.Is3DActive}{Environment.NewLine}IsCursorOnScreen: {this.IsCursorOnScreen}{ Environment.NewLine}ScreenBounds: { Options.ScreenBounds}{Environment.NewLine}Mouse Position:{cursorInfo.ptScreenPos}");
if (this.ThumbLeft == null || this.ThumbRight == null)
{
return;
}
SbSComputedVariables scv = Options.ComputedVariables;
this.OffsetLevel = offsetLevel;
int screenWidth = Options.ScreenDestBounds.Width;
int screenHeight = Options.ScreenDestBounds.Height;
double scale = Options.ScreenScale;
POINT screenSrcTopLeft = new POINT(Options.AreaSrcBounds.Left, Options.AreaSrcBounds.Top);
POINT screenDestTopLeft = new POINT(Options.ScreenDestBounds.Left, Options.ScreenDestBounds.Top);
int parallaxDecal = 2 * Options.ParallaxEffect * offsetLevel;
this.Position = cursorInfo.ptScreenPos - screenSrcTopLeft;
POINT offset = App.Current.Dispatcher.Invoke <POINT>(() =>
{
POINT result = this.ThumbLeft.SetCursor(cursorInfo.hCursor);
this.ThumbRight.SetCursor(cursorInfo.hCursor);
return(result);
});
SWP leftVisible = (this.Position.X + parallaxDecal + arrowStdSize.X < screenWidth) &&
(Options.ModeSbS || this.Position.Y + arrowStdSize.Y < screenHeight)
? SWP.SWP_SHOWWINDOW : SWP.SWP_HIDEWINDOW;
SWP rightVisible = (this.Position.X - parallaxDecal > 0) ? SWP.SWP_SHOWWINDOW : SWP.SWP_HIDEWINDOW;
User32.SetWindowPos(this.ThumbLeft.Handle, this.Owner?.ThumbLeft.Handle ?? IntPtr.Zero,
scv.DestPositionX + (int)((this.Position.X + parallaxDecal - offset.X * scale) / scv.RatioX),
scv.DestPositionY + (int)((this.Position.Y - offset.Y * scale) / scv.RatioY),
(int)(32 * scale / scv.RatioX),
(int)(32 * scale / scv.RatioY),
SWP.SWP_ASYNCWINDOWPOS | leftVisible);
User32.SetWindowPos(this.ThumbRight.Handle, this.Owner?.ThumbRight.Handle ?? IntPtr.Zero,
scv.DestPositionX + scv.DecalSbSX + (int)((this.Position.X - parallaxDecal - offset.X * scale) / scv.RatioX),
scv.DestPositionY + scv.DecalSbSY + (int)((this.Position.Y - offset.Y * scale) / scv.RatioY),
(int)(32 * scale / scv.RatioX),
(int)(32 * scale / scv.RatioY),
SWP.SWP_ASYNCWINDOWPOS | rightVisible);
//DebugWindow.Instance.UpdateMessage($"Mouse Left: {this.Position.X} Top: {this.Position.Y}");
}
public void UpdateThumbs(bool isTaskBar = false)
{
int x, y, cx, cy;
SbSComputedVariables scv = Options.ComputedVariables;
int screenBottom = Options.ScreenSrcBounds.Bottom;
int parallaxDecal = 2 * this.OffsetLevel * Options.ParallaxEffect;
if (!isTaskBar && !this.SourceRect.IsMaximized() && this.SourceRect.Top < Options.ScreenSrcWorkspace.Bottom)
{
screenBottom = Options.ScreenSrcWorkspace.Bottom;
}
DwmApi.DWM_THUMBNAIL_PROPERTIES props = new DwmApi.DWM_THUMBNAIL_PROPERTIES();
props.fVisible = true;
props.dwFlags = DwmApi.DWM_TNP_VISIBLE | DwmApi.DWM_TNP_RECTDESTINATION | DwmApi.DWM_TNP_RECTSOURCE;
// Left
RECT parallaxSourceRectLeft = new RECT(
this.SourceRect.Left + parallaxDecal,
this.SourceRect.Top,
this.SourceRect.Right + parallaxDecal,
this.SourceRect.Bottom);
props.rcSource = new RECT
{
Left = Math.Max(0, -parallaxSourceRectLeft.Left + Options.AreaSrcBounds.Left),
Top = Math.Max(0, -parallaxSourceRectLeft.Top + Options.AreaSrcBounds.Top),
Right = Math.Min(Options.AreaSrcBounds.Right, parallaxSourceRectLeft.Right) - parallaxSourceRectLeft.Left,
Bottom = Math.Min(screenBottom, parallaxSourceRectLeft.Bottom) - parallaxSourceRectLeft.Top
};
props.rcDestination = new RECT
{
Left = 0,
Top = 0,
Right = (int)Math.Ceiling((props.rcSource.Right - props.rcSource.Left) / scv.RatioX),
Bottom = (int)Math.Ceiling((props.rcSource.Bottom - props.rcSource.Top) / scv.RatioY)
};
x = scv.DestPositionX + (int)Math.Floor(Math.Max(0, parallaxSourceRectLeft.Left - Options.AreaSrcBounds.Left) / scv.RatioX);
y = scv.DestPositionY + (int)Math.Floor(Math.Max(0, parallaxSourceRectLeft.Top - Options.AreaSrcBounds.Top) / scv.RatioY);
cx = props.rcDestination.Right;
cy = props.rcDestination.Bottom;
User32.SetWindowPos(this.ThumbLeft.Handle, this.Owner?.ThumbLeft.Handle ?? IntPtr.Zero,
x, y, cx, cy,
SWP.SWP_ASYNCWINDOWPOS);
DwmApi.DwmUpdateThumbnailProperties(this.ThumbLeft.Thumb, ref props);
// Right
RECT parallaxSourceRectRight = new RECT(
this.SourceRect.Left - parallaxDecal,
this.SourceRect.Top,
this.SourceRect.Right - parallaxDecal,
this.SourceRect.Bottom);
props.rcSource = new RECT
{
Left = Math.Max(0, -parallaxSourceRectRight.Left + Options.AreaSrcBounds.Left),
Top = Math.Max(0, -parallaxSourceRectRight.Top + Options.AreaSrcBounds.Top),
Right = Math.Min(Options.AreaSrcBounds.Right, parallaxSourceRectRight.Right) - parallaxSourceRectRight.Left,
Bottom = Math.Min(screenBottom, parallaxSourceRectRight.Bottom) - parallaxSourceRectRight.Top
};
props.rcDestination = new RECT
{
Left = 0,
Top = 0,
Right = (int)Math.Ceiling((props.rcSource.Right - props.rcSource.Left) / scv.RatioX),
Bottom = (int)Math.Ceiling((props.rcSource.Bottom - props.rcSource.Top) / scv.RatioY)
};
x = scv.DestPositionX + scv.DecalSbSX + (int)Math.Floor(Math.Max(0, parallaxSourceRectRight.Left - Options.AreaSrcBounds.Left) / scv.RatioX);
y = scv.DestPositionY + scv.DecalSbSY + (int)Math.Floor(Math.Max(0, parallaxSourceRectRight.Top - Options.AreaSrcBounds.Top) / scv.RatioY);
cx = props.rcDestination.Right;
cy = props.rcDestination.Bottom;
User32.SetWindowPos(this.ThumbRight.Handle, this.Owner?.ThumbRight.Handle ?? IntPtr.Zero,
x, y, cx, cy,
SWP.SWP_ASYNCWINDOWPOS);
DwmApi.DwmUpdateThumbnailProperties(this.ThumbRight.Thumb, ref props);
#if DEBUG
//if (this.Title.Contains("About"))
//{
// App.Current.Dispatcher.Invoke(() =>
// {
// DebugWindow.Instance.UpdateMessage($"Source Win {this.SourceRect}{Environment.NewLine}Src Thumb {props.rcSource}{Environment.NewLine}Dst Thumb {props.rcDestination}{Environment.NewLine}Dst Pos Left: {Math.Max(0, this.SourceRect.Left) / 2} Top: {Math.Max(0, this.SourceRect.Top)}");
// });
//}
#endif
}