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[Linux] Implemented CursorVisible

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This commit is contained in:
thefiddler 2014-07-17 09:45:13 +02:00
parent 153522c0a4
commit fd6ff962a1
2 changed files with 35 additions and 8 deletions
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42
Source/OpenTK/Platform/Linux/LinuxNativeWindow.cs
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@ -56,6 +56,7 @@ namespace OpenTK.Platform.Linux
MouseCursor cursor_current;
BufferObject cursor_custom;
BufferObject cursor_default;
BufferObject cursor_empty;
IntPtr gbm_surface;
@ -114,6 +115,7 @@ namespace OpenTK.Platform.Linux
Debug.Print("[KMS] Created EGL surface {0:x}", window.Surface);
cursor_default = CreateCursor(gbm, Cursors.Default);
cursor_empty = CreateCursor(gbm, Cursors.Empty);
Cursor = MouseCursor.Default;
exists = true;
}
@ -133,13 +135,16 @@ namespace OpenTK.Platform.Linux
int height = 64;
SurfaceFormat format = SurfaceFormat.ARGB8888;
SurfaceFlags usage = SurfaceFlags.Cursor64x64 | SurfaceFlags.Write;
Debug.Print("[KMS] Gbm.CreateBuffer({0:X}, {1}, {2}, {3}, {4}).",
gbm, width, height, format, usage);
BufferObject bo = Gbm.CreateBuffer(
gbm, width, height, format, usage);
if (bo == BufferObject.Zero)
{
Debug.Print("[KMS] Gbm.CreateBuffer({0:X}, {1}, {2}, {3}, {4}) failed.",
gbm, width, height, format, usage);
Debug.Print("[KMS] Failed to create buffer.");
return bo;
}
@ -169,15 +174,28 @@ namespace OpenTK.Platform.Linux
}
else if (cursor == MouseCursor.Empty)
{
// nothing to do
bo = cursor_empty;
}
else
{
if (cursor_custom != BufferObject.Zero)
cursor_custom.Dispose();
cursor_custom = CreateCursor(window.BufferManager, cursor);
bo = cursor_custom;
}
Drm.SetCursor(window.FD, window.DisplayDevice.Id,
bo.Handle, bo.Width, bo.Height, cursor.X, cursor.Y);
// If we failed to create a proper cursor, try falling back
// to the empty cursor. We do not want to crash here!
if (bo == BufferObject.Zero)
{
bo = cursor_empty;
}
if (bo != BufferObject.Zero)
{
Drm.SetCursor(window.FD, window.DisplayDevice.Id,
bo.Handle, bo.Width, bo.Height, cursor.X, cursor.Y);
}
}
static SurfaceFormat GetSurfaceFormat(IntPtr display, GraphicsMode mode)
@ -464,9 +482,15 @@ namespace OpenTK.Platform.Linux
}
set
{
if (value)
if (value && !is_cursor_visible)
{
SetCursor(cursor_current);
}
else if (!value && is_cursor_visible)
{
SetCursor(MouseCursor.Empty);
}
is_cursor_visible = value;
}
}
@ -485,8 +509,10 @@ namespace OpenTK.Platform.Linux
cursor_custom.Dispose();
}
SetCursor(value);
if (CursorVisible)
{
SetCursor(value);
}
cursor_current = value;
}
}

1
Source/OpenTK/Platform/Linux/LinuxWindowInfo.cs
View file

@ -46,6 +46,7 @@ namespace OpenTK.Platform.Linux
throw new ArgumentNullException();
FD = fd;
BufferManager = gbm;
DisplayDevice = display_device;
// The window handle and surface handle must
// be filled in manually once they are known.