/// <summary>
/// Sets the video mode of the application
/// </summary>
/// <param name="width">screen width</param>
/// <param name="height">screen height</param>
/// <param name="bitsPerPixel">bits per pixel</param>
/// <param name="resizable">window will be resizable</param>
/// <param name="openGL">OpenGL surface</param>
/// <param name="fullScreen">fullscreen</param>
/// <param name="hardwareSurface"></param>
/// <param name="frame">
/// If true, the window will have a frame around it. If fullscreen is true, then the frame will not appear
/// </param>
/// <returns>a surface to draw to</returns>
public static Surface SetVideoMode(int width, int height, int bitsPerPixel, bool resizable, bool openGL, bool fullScreen, bool hardwareSurface, bool frame)
{
VideoModes flags = VideoModes.None;
if (hardwareSurface)
{
flags |= VideoModes.HardwareSurface;
flags |= VideoModes.DoubleBuffering;
}
if (fullScreen)
{
flags |= VideoModes.FullScreen;
}
if (openGL)
{
flags |= VideoModes.OpenGL;
}
if (resizable)
{
flags |= VideoModes.Resizable;
}
if (!frame)
{
flags |= VideoModes.NoFrame;
}
return(new Surface(Sdl.SDL_SetVideoMode(width, height, bitsPerPixel, (int)flags), true));
}
public DrawerControl CreateAndRunDrawerInStandaloneForm(VideoModes videoMode, DrawerSettings drawerSettings, Func <Form> formFactory)
{
FormDrawer drawer = CreateDrawer(videoMode, drawerSettings);
DrawerControl drawerControl = null;
var localsync = new ManualResetEventSlim();
var t = new Thread(() =>
{
var form = formFactory();
drawerControl = new DrawerControl(drawer)
{
Anchor = AnchorStyles.Top | AnchorStyles.Right | AnchorStyles.Left | AnchorStyles.Bottom
};
form.Controls.Add(drawerControl);
form.Shown += (o, e) => localsync.Set();
Application.Run(form);
});
t.SetApartmentState(ApartmentState.STA);
t.Start();
localsync.Wait();
if (drawer != null)
{
drawer.WaitForInitialization();
}
return(drawerControl);
}
/// <summary>
/// Restore and validate configuration
/// </summary>
public void RestoreConfiguration()
{
Device = Devices.SingleOrDefault(d => d.Name == configFile["Device"]);
VideoMode = VideoModes.SingleOrDefault(v => v.Name == configFile["VideoMode"]) ?? VideoModes.First();
TimecodeMode = TimecodeModes.SingleOrDefault(t => t.Name == configFile["TimecodeMode"]) ?? TimecodeModes.First();
Host = configFile["Host"];
Port = configFile["Port"];
FirLength = configFile["FirLength"];
Validate();
}
protected virtual void OnModeControlRegisterChanged()
{
// http://www.seasip.info/VintagePC/cga.html
uint v = (uint)(X8086.BitsArrayToWord(CGAModeControlRegister));
VideoModes newMode = (VideoModes)(v & 0x17); // 10111
if ((v & vidModeChangeFlag) != 0 && (int)newMode != mVideoMode)
{
VideoMode = (uint)newMode;
}
mVideoEnabled = CGAModeControlRegister[(int)CGAModeControlRegisters.video_enabled] || VideoMode == (int)VideoModes.Mode7_Text_BW_80x25;
}
/// <summary>
/// Returns the highest bitsperpixel supported
/// for the given width and height
/// </summary>
/// <param name="width">Width of mode</param>
/// <param name="height">Height of mode</param>
/// <param name="fullScreen">Fullscreen mode</param>
public static int BestBitsPerPixel(int width, int height, bool fullScreen)
{
VideoModes flags = VideoModes.None;
if (fullScreen)
{
flags = VideoModes.FullScreen;
}
return(Sdl.SDL_VideoModeOK(
width,
height,
VideoInfo.BitsPerPixel,
(int)flags));
}
/// <summary>
/// Returns array of modes supported
/// </summary>
/// <returns>Array of Size structs</returns>
public static Size[] ListModes()
{
VideoModes flags = VideoModes.FullScreen;
IntPtr format = IntPtr.Zero;
Sdl.SDL_Rect[] rects = Sdl.SDL_ListModes(format, (int)flags);
Size[] size = new Size[rects.Length];
for (int i = 0; i < rects.Length; i++)
{
size[i].Width = rects[i].w;
size[i].Height = rects[i].h;
}
return(size);
}
public override FormDrawer CreateDrawer(VideoModes videoModes, DrawerSettings drawerSettings)
{
switch(videoModes)
{
case VideoModes.DirectX:
return new DirectXFormDrawer(GetDirectXScene(), drawerSettings);
case VideoModes.Winforms:
return new WinformsDrawer(_root, drawerSettings);
case VideoModes.No:
return null;
default:
throw new Exception("Video mode not supported");
}
}
public override FormDrawer CreateDrawer(VideoModes videoModes, DrawerSettings drawerSettings)
{
switch (videoModes)
{
case VideoModes.DirectX:
return(new DirectXFormDrawer(GetDirectXScene(), drawerSettings));
case VideoModes.Winforms:
return(new WinformsDrawer(_root, drawerSettings));
case VideoModes.No:
return(null);
default:
throw new Exception("Video mode not supported");
}
}
public DrawerControl CreateAndRunDrawerInStandaloneForm(VideoModes videoMode, DrawerSettings drawerSettings, Func<Form> formFactory)
{
FormDrawer drawer = CreateDrawer(videoMode, drawerSettings);
DrawerControl drawerControl = null;
var localsync = new ManualResetEventSlim();
var t = new Thread(() =>
{
var form = formFactory();
drawerControl = new DrawerControl(drawer)
{
Anchor = AnchorStyles.Top | AnchorStyles.Right | AnchorStyles.Left | AnchorStyles.Bottom
};
form.Controls.Add(drawerControl);
form.Shown += (o, e) => localsync.Set();
Application.Run(form);
});
t.SetApartmentState(ApartmentState.STA);
t.Start();
localsync.Wait();
if (drawer!=null)
drawer.WaitForInitialization();
return drawerControl;
}
// /// <summary>
// /// Queries if the Video subsystem has been intialized.
// /// </summary>
// /// <remarks>
// /// </remarks>
// /// <returns>True if Video subsystem has been initialized, false if it has not.</returns>
// public static bool IsInitialized
// {
// get
// {
// if ((Sdl.SDL_WasInit(Sdl.SDL_INIT_VIDEO) & Sdl.SDL_INIT_VIDEO)
// != (int) SdlFlag.FalseValue)
// {
// return true;
// }
// else
// {
// return false;
// }
// }
// }
/// <summary>
/// Checks if the requested video mode is supported
/// </summary>
/// <param name="width">Width of mode</param>
/// <param name="height">Height of mode</param>
/// <param name="fullScreen">Fullscreen or not</param>
/// <param name="bitsPerPixel">
/// Bits per pixel. Typically 8, 16, 24 or 32
/// </param>
/// <remarks></remarks>
/// <returns>
/// True is mode is supported, false if it is not.
/// </returns>
public static bool IsVideoModeOk(int width, int height, bool fullScreen, int bitsPerPixel)
{
VideoModes flags = VideoModes.None;
if (fullScreen)
{
flags = VideoModes.FullScreen;
}
int result = Sdl.SDL_VideoModeOK(
width,
height,
bitsPerPixel,
(int)flags);
if (result == bitsPerPixel)
{
return(true);
}
else
{
return(false);
}
}
public DrawerControl CreateAndRunDrawerInStandaloneForm(VideoModes videoMode)
{
return(CreateAndRunDrawerInStandaloneForm(videoMode, new DrawerSettings()));
}
public DrawerControl CreateAndRunDrawerInStandaloneForm(VideoModes videoMode, DrawerSettings drawerSettings)
{
return CreateAndRunDrawerInStandaloneForm(videoMode, drawerSettings, EmptyFormFactory);
}
public DrawerControl CreateAndRunDrawerInStandaloneForm(VideoModes videoMode)
{
return CreateAndRunDrawerInStandaloneForm(videoMode, new DrawerSettings());
}
public FormDrawer CreateDrawer(VideoModes videoModes)
{
return CreateDrawer(videoModes, new DrawerSettings());
}
public abstract FormDrawer CreateDrawer(VideoModes videoModes, DrawerSettings drawerSettings);
public abstract FormDrawer CreateDrawer(VideoModes videoModes, DrawerSettings drawerSettings);
public FormDrawer CreateDrawer(VideoModes videoModes)
{
return(CreateDrawer(videoModes, new DrawerSettings()));
}
public DrawerControl CreateAndRunDrawerInStandaloneForm(VideoModes videoMode, DrawerSettings drawerSettings)
{
return(CreateAndRunDrawerInStandaloneForm(videoMode, drawerSettings, EmptyFormFactory));
}
