/usr/include/Nux-4.0/Nux/Utils.h is in libnux-4.0-dev 4.0.8+16.04.20160209-0ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright 2010 Inalogic® Inc.
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License, as
* published by the Free Software Foundation; either version 2.1 or 3.0
* of the License.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranties of
* MERCHANTABILITY, SATISFACTORY QUALITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the applicable version of the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of both the GNU Lesser General Public
* License along with this program. If not, see <http://www.gnu.org/licenses/>
*
* Authored by: Jay Taoko <jaytaoko@inalogic.com>
*
*/
#ifndef UTILS_H
#define UTILS_H
// check if a value lies within a closed interval
#ifndef IN_BOUNDS
#define IN_BOUNDS( x, lo, hi ) ((x) >= (lo) && (x) <= (hi))
#endif
//check if a 2D point lies within a 2D box
#ifndef PT_IN_BOX
#define PT_IN_BOX( x, y, lo_x, hi_x, lo_y, hi_y ) ( IN_BOUNDS(x,lo_x,hi_x) && IN_BOUNDS(y,lo_y,hi_y))
#endif
namespace nux
{
typedef enum
{
eSolveNone = (0L),
eMouseEventSolved = (1L),
eKeyEventSolved = (1L) << 1,
eDoNotProcess = (1L) << 2,
EVENT_CYCLE_EXCLUSIVE = (1L) << 3, //!< Value of ProcessEventInfo when processing the event cycle of the input area that has the exclusivity.
EVENT_CYCLE_EXCLUSIVE_CONTINUE = (1L) << 4, //!< Return value of the cycle of the exclusive input area. If it is returned, allow other areas to process the event.
EVENT_CYCLE_SOLVED = (1L) << 5,
EVENT_CYCLE_DO_NOT_PROCESS = (1L) << 6,
EVENT_CYCLE_RESET_AREA_STATE = (1L) << 7, //!< Reset the mouse event processor of an InputArea.
} EventCycleStatus;
enum PositionPolicy
{
ePositionLeft,
ePositionRight,
ePositionCenter,
ePositionFull,
ePositionProportional,
};
enum SizePolicy
{
eSizeFixed,
eSizeResizeable,
};
typedef enum /*RectangleShapeCorners*/
{
eCornerNone = 0,
eCornerTopLeft = (1L),
eCornerTopRight = (1L << 1),
eCornerBottomLeft = (1L << 2),
eCornerBottomRight = (1L << 3),
eAllCorners = eCornerTopLeft | eCornerTopRight | eCornerBottomLeft | eCornerBottomRight,
} ShapeCornerType;
enum TextureAlignment
{
eTACenter,
eTALeft,
eTARight,
eTATop,
eTABottom
};
enum VerticalAlignment
{
eVACenter,
eVATop,
eVABottom
};
enum HorizontalAlignment
{
eHACenter,
eHALeft,
eHARight,
};
typedef struct
{
int x;
int y;
int width;
int height;
int x_clipregion;
int y_clipregion;
int width_clipregion;
int height_clipregion;
} DrawAreaContext;
bool IsMouseOwned();
}
#endif // UTILS_H
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