public Rect(ref NativeOS.Rect rect)
{
MinX = rect.MinX;
MinY = rect.MinY;
MaxX = rect.MaxX;
MaxY = rect.MaxY;
}
/*! \brief Force a redraw on the area of the window given.
* \param [in] area The rectangular area of the window to redraw.
* \return Nothing. */
public void ForceRedraw(OS.Rect area)
{
var rect = new NativeOS.Rect(area);
OS.ThrowOnError(NativeMethods.Window_ForceRedraw(0,
ID,
Method.ForceRedraw,
ref rect));
}
public ShowObjectFullSpecBlock(Toolbox.ShowObjectFull spec)
{
Visible = new NativeOS.Rect(spec.Visible);
Scroll = new NativeOS.Coord(spec.Scroll);
BehindWindow = spec.StackPosition;
WindowFlags = spec.WindowFlags;
ParentWindowHandle = spec.ParentWindowHandle;
AlignmentFlags = spec.AlignmentFlags;
}
// Drag types 8-11 not supported.
public DragStartBlock(uint handle,
Wimp.DragType type,
OS.Rect initial,
OS.Rect parent)
{
WindowHandle = handle;
DragType = type;
InitialBox = new NativeOS.Rect(initial);
ParentBox = new NativeOS.Rect(parent);
}
/*! \brief Call the Drawfile RISC OS module to render a draw file to screen.
* \param [in] flags Additional rendering options.
* \param [in] drawfile A byte array holding the draw file.
* \param [in] matrix A standard RISC OS matrix, that allows the draw file to
* be translated, rotated, scaled, etc.
* \param [in] clip A clipping rectangle to limit the parts of the draw file to
* be rendered. Usually used in a Wimp redraw loop. Set to \b null to render all
* the draw file.
* \param [in] flatness A value defining how smooth curves should be rendered.
* \return Nothing.
* \note There is no x,y coordinate defining the position to render the draw
* file. Instead, the matrix is used to translate the file to the correct
* position.
* \note The origin of the draw file (ie, point 0,0) is at its bottom left
* hand corner.
* \note The RISC OS call requires the size in bytes of the draw file. This is
* assumed to be the length of the byte array that contains it. */
public static void Render(RenderFlags flags,
byte [] drawfile,
OS.Matrix matrix,
ref NativeOS.Rect clip,
int flatness)
{
OS.ThrowOnError(NativeMethods.Drawfile_Render(flags,
drawfile,
drawfile.Length,
matrix,
ref clip,
flatness));
}
/*! \brief Find the origin of the window when its state is already known. */
public OS.Coord GetOrigin(ref NativeOS.Rect visible,
ref NativeOS.Coord scroll)
{
return(WimpWindow.GetOrigin(ref visible, ref scroll));
}
internal static extern IntPtr Drawfile_Render(Drawfile.RenderFlags flags,
[In] byte [] drawfile,
int size,
[In] OS.Matrix matrix,
ref NativeOS.Rect clip,
int flatness);
internal static extern IntPtr Gadget_GetBBox(uint flags,
uint windowID,
int method,
uint componentID,
out NativeOS.Rect bbox);
internal static extern IntPtr Gadget_MoveGadget(uint flags,
uint windowID,
int method,
uint componentID,
ref NativeOS.Rect bbox);
internal static extern IntPtr Window_ForceRedraw(uint flags,
uint WindowID,
int method,
ref NativeOS.Rect extent);
internal static extern IntPtr Wimp_SetExtent(
uint handle,
[In, MarshalAs(UnmanagedType.Struct)]
ref NativeOS.Rect extent);
/*! \brief Find the origin of the window when its state is already known. */
public OS.Coord GetOrigin(ref NativeOS.Rect visible,
ref NativeOS.Coord scroll)
{
return(new OS.Coord(visible.MinX - scroll.X,
visible.MaxY - scroll.Y));
}
/*! \brief Set the work area size of the window. */
public void SetExtent(OS.Rect extent)
{
var native_extent = new NativeOS.Rect(extent);
Wimp.SetExtent(WimpWindow.Handle, ref native_extent);
}
