/*! \brief Open nested window. */
public void OpenNested(OS.Rect visible,
OS.Coord scroll,
uint behindWindow,
uint parentWindow,
uint nestedFlags,
uint windowFlags)
{
// Make sure bit 0 of nested flags is set correctly depending on whether
// window flags are supplied.
if (windowFlags == 0xffffffff)
{
nestedFlags &= (~1U);
windowFlags = 0;
}
else
{
nestedFlags |= 1;
}
var block = new NativeWimp.WindowStateBlock(WimpWindow.Handle,
visible,
scroll,
behindWindow,
windowFlags);
Wimp.OpenWindowNested(ref block, parentWindow, nestedFlags);
}
/*! \brief Convert a rectangle from screen to window when the window's origin
* is already known.
* \param [in] rect The rectangle to convert in screen coordinates.
* \param [in] origin The origin of the window in screen coordinates.
* \return The converted rectangle in window coordinates.
* \note The original rectangle is left unchanged. */
public OS.Rect RectangleToWorkArea(OS.Rect rect, OS.Coord origin)
{
return(new OS.Rect(rect.MinX - origin.X,
rect.MinY - origin.Y,
rect.MaxX - origin.X,
rect.MaxY - origin.Y));
}
/*! \brief Create a ScanCoordBlock with default values. */
public ScanCoordBlock()
{
Space = new OS.Coord();
Letter = new OS.Coord();
SplitChar = -1;
BoundingBox = new OS.Rect();
}
public Rect(OS.Rect rect)
{
MinX = rect.MinX;
MinY = rect.MinY;
MaxX = rect.MaxX;
MaxY = rect.MaxY;
}
/*! \brief Convert a rectangle from window to screen when the window's origin
* is already known.
* \param [in] rect The rectangle to convert in window coordinates.
* \param [in] origin The origin of the window in screen coordinates.
* \return The converted rectangle in screen coordinates.
* \note The original rectangle is left unchanged. */
public OS.Rect RectangleToScreen(OS.Rect rect, OS.Coord origin)
{
return(new OS.Rect(rect.MinX + origin.X,
rect.MinY + origin.Y,
rect.MaxX + origin.X,
rect.MaxY + origin.Y));
}
/*! \brief Create a PaintCoordBlock */
public PaintCoordBlock(OS.Coord space,
OS.Coord letter,
OS.Rect rubOut)
{
Space = space;
Letter = letter;
RubOut = rubOut;
}
/*! \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));
}
// 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 Create a full show object specification from the details given.
*
* Assumes that window nesting is not required, and so assumes default values for
* nesting parameters. */
public ShowObjectFull(OS.Rect visible,
OS.Coord scroll) : base(ShowObjectType.FullSpec)
{
Visible = visible;
Scroll = scroll;
StackPosition = Wimp.WindowStackPosition.Top;
WindowFlags = 0;
ParentWindowHandle = 0;
AlignmentFlags = 0;
}
/*! \brief Create a ScanCoordBlock */
public ScanCoordBlock(OS.Coord space,
OS.Coord letter,
int splitChar,
OS.Rect boundingBox)
{
Space = space;
Letter = letter;
SplitChar = splitChar;
BoundingBox = boundingBox;
}
/*! \brief Open a normal window (no nesting) */
public void Open(OS.Rect visible,
OS.Coord scroll,
uint behind)
{
var block = new NativeWimp.WindowStateBlock(WimpWindow.Handle,
visible,
scroll,
behind,
0); // Flags are ignored on a normal window open
Wimp.OpenWindow(ref block);
}
/*! \brief Open nested window using the window flags it already has. */
public void OpenNested(OS.Rect visible,
OS.Coord scroll,
uint behindWindow,
uint parentWindow,
uint nestedFlags)
{
OpenNested(visible,
scroll,
behindWindow,
parentWindow,
nestedFlags,
0xffffffff); // Use the window's existing flags.
}
/*! \brief Call RISC OS Drawfile module to find the coordinates of the bounding box
* that encloses the draw file.
* \param [in] flags Currently unused and should be 0.
* \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 before the bounding box is returned.
* \return A rectangle giving the bounding box coordinates.
* \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 OS.Rect GetBounds(int flags,
byte [] drawfile,
OS.Matrix matrix)
{
var bounding_box = new OS.Rect();
OS.ThrowOnError(NativeMethods.Drawfile_GetBBox(flags,
drawfile,
drawfile.Length,
matrix,
bounding_box));
return(bounding_box);
}
/*! \brief Create a full show object specification from the details given.
*
* Allows access to full window nesting parameters. */
public ShowObjectFull(OS.Rect visible,
OS.Coord scroll,
uint stackPosition,
uint windowFlags,
uint parentWindowHandle,
uint alignmentFlags) : base(ShowObjectType.FullSpec)
{
Visible = visible;
Scroll = scroll;
StackPosition = stackPosition;
WindowFlags = windowFlags;
ParentWindowHandle = parentWindowHandle;
AlignmentFlags = alignmentFlags;
}
/*! \brief Get the font bounding box.
* \param[out] bbox Bounding box of font in OS units
* \returns Nothing.
* \deprecated You should use CharBBox in preference. */
public void ReadInfo(OS.Rect bbox)
{
int min_x, min_y, max_x, max_y;
OS.ThrowOnError(NativeMethods.Font_ReadInfo(Handle,
out min_x,
out min_y,
out max_x,
out max_y));
bbox.MinX = min_x;
bbox.MinY = min_y;
bbox.MaxX = max_x;
bbox.MaxY = max_y;
}
public uint Flags; // Used for nested windows
// public WindowStateBlock (uint handle)
// {
// WindowHandle = handle;
// }
public WindowStateBlock(uint handle,
OS.Rect rect,
OS.Coord scroll,
uint behind_window,
uint window_flags)
{
WindowHandle = handle;
Visible.MinX = rect.MinX;
Visible.MinY = rect.MinY;
Visible.MaxX = rect.MaxX;
Visible.MaxY = rect.MaxY;
Scroll.X = scroll.Y;
Scroll.Y = scroll.Y;
BehindWindow = behind_window;
Flags = window_flags;
}
/*! \brief Convert a rectangle from window to screen when the window's origin
* is unknown.
* \param [in] rect The rectangle to convert in window coordinates.
* \return The converted rectangle in screen coordinates.
* \note The original rectangle is left unchanged. */
public OS.Rect RectangleToScreen(OS.Rect rect)
{
return(RectangleToScreen(rect, GetOrigin()));
}
/*! \brief Convert a rectangle from window to screen when the window's origin
* is unknown.
* \param [in] rect The rectangle to convert in window coordinates.
* \return The converted rectangle in screen coordinates.
* \note The original rectangle is left unchanged. */
public OS.Rect RectangleToScreen(OS.Rect rect)
{
return(WimpWindow.RectangleToScreen(rect));
}
/*! \brief Convert a rectangle from window to screen when the window's origin
* is already known.
* \param [in] rect The rectangle to convert in window coordinates.
* \param [in] origin The origin of the window in screen coordinates.
* \return The converted rectangle in screen coordinates.
* \note The original rectangle is left unchanged. */
public OS.Rect RectangleToScreen(OS.Rect rect, OS.Coord origin)
{
return(WimpWindow.RectangleToScreen(rect, origin));
}
/*! \brief Convert a rectangle from screen to window when the window's origin
* is unknown.
* \param [in] rect The rectangle to convert in screen coordinates.
* \return The converted rectangle in window coordinates.
* \note The original rectangle is left unchanged. */
public OS.Rect RectangleToWorkArea(OS.Rect rect)
{
return(WimpWindow.RectangleToWorkArea(rect));
}
/*! \brief Convert a rectangle from screen to window when the window's origin
* is already known.
* \param [in] rect The rectangle to convert in screen coordinates.
* \param [in] origin The origin of the window in screen coordinates.
* \return The converted rectangle in window coordinates.
* \note The original rectangle is left unchanged. */
public OS.Rect RectangleToWorkArea(OS.Rect rect, OS.Coord origin)
{
return(WimpWindow.RectangleToWorkArea(rect, origin));
}
internal static extern IntPtr Drawfile_GetBBox(int flags,
[In] byte [] drawfile,
int size,
[In] OS.Matrix matrix,
[Out] OS.Rect bbox_out);
/*! \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);
}
internal static extern IntPtr Window_GetExtent(uint flags,
uint WindowID,
int method,
OS.Rect extent);
/*! \brief Convert a rectangle from screen to window when the window's origin
* is unknown.
* \param [in] rect The rectangle to convert in screen coordinates.
* \return The converted rectangle in window coordinates.
* \note The original rectangle is left unchanged. */
public OS.Rect RectangleToWorkArea(OS.Rect rect)
{
return(RectangleToWorkArea(rect, GetOrigin()));
}
/*! \brief Forces an area of this window to be redrawn later.
* \param [in] redrawArea A rectangle defining the area of the window to redraw.
* \return Nothing. */
public void ForceRedraw(OS.Rect redrawArea)
{
Wimp.ForceRedraw(Handle, redrawArea.MinX, redrawArea.MinY,
redrawArea.MaxX, redrawArea.MaxY);
}
/*! \brief Forces an area of this window to be redrawn later.
* \param [in] redrawArea A rectangle defining the area of the window to redraw.
* \return Nothing. */
public void ForceRedraw(OS.Rect redrawArea)
{
WimpWindow.ForceRedraw(redrawArea);
}
