/**************************************************************************** * libs/libnx/nxtk/nxtk.h * * Copyright (C) 2008-2009, 2011-2012 Gregory Nutt. All rights reserved. * Author: Gregory Nutt * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * 3. Neither the name NuttX nor the names of its contributors may be * used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. * ****************************************************************************/ #ifndef __LIBNX_NXTK_NXTK_H #define __LIBNX_NXTK_NXTK_H /**************************************************************************** * Included Files ****************************************************************************/ #include #include #include /**************************************************************************** * Pre-processor definitions ****************************************************************************/ /**************************************************************************** * Public Types ****************************************************************************/ /* This is the internal representation of the framed window object */ struct nxtk_framedwindow_s { struct nxbe_window_s wnd; /* The raw NX window */ /* The toolbar region and callbacks */ nxgl_coord_t tbheight; struct nxgl_rect_s tbrect; FAR const struct nx_callback_s *tbcb; FAR void *tbarg; /* Window data region and callbacks */ struct nxgl_rect_s fwrect; FAR const struct nx_callback_s *fwcb; FAR void *fwarg; /* Initial mouse down location */ uint8_t mbutton; struct nxgl_point_s mpos; }; /**************************************************************************** * Public Data ****************************************************************************/ #undef EXTERN #if defined(__cplusplus) # define EXTERN extern "C" extern "C" { #else # define EXTERN extern #endif /* That is the callback for the framed window */ EXTERN FAR const struct nx_callback_s g_nxtkcb; /* Frame border colors */ EXTERN nxgl_mxpixel_t g_bordercolor1[CONFIG_NX_NPLANES]; EXTERN nxgl_mxpixel_t g_bordercolor2[CONFIG_NX_NPLANES]; EXTERN nxgl_mxpixel_t g_bordercolor3[CONFIG_NX_NPLANES]; /**************************************************************************** * Public Function Prototypes ****************************************************************************/ /**************************************************************************** * Name: nxtk_setsubwindows * * Description: * Give the window dimensions, border width, and toolbar height, * calculate the new dimensions of the toolbar region and client window * region * ****************************************************************************/ void nxtk_setsubwindows(FAR struct nxtk_framedwindow_s *fwnd); /**************************************************************************** * Name: nxtk_subwindowclip * * Description: * Clip the src rectangle so that it lies within the sub-window bounds * then move the rectangle to that it is relative to the containing * window. * * Input Parameters: * fwnd - The framed window to be used * dest - The locaton to put the result * src - The src rectangle in relative sub-window coordinates * bounds - The subwindow bounds in absolute screen coordinates. * * Returned Value: * None * ****************************************************************************/ void nxtk_subwindowclip(FAR struct nxtk_framedwindow_s *fwnd, FAR struct nxgl_rect_s *dest, FAR const struct nxgl_rect_s *src, FAR const struct nxgl_rect_s *bounds); /**************************************************************************** * Name: nxtk_containerclip * * Description: * We are given a 'src' rectangle in containing window, relative coordinates * (i.e., (0,0) is the top left corner of the outer, containing window). * This function will (1) clip that src rectangle so that it lies within * the sub-window bounds, and then (2) move the rectangle to that it is * relative to the sub-window (i.e., (0,0) is the top left corner of the * sub-window). * * Input Parameters: * fwnd - The framed window to be used * dest - The location to put the result * src - The src rectangle in relative container-window coordinates * bounds - The subwindow bounds in absolute screen coordinates. * * Returned Value: * None * ****************************************************************************/ void nxtk_containerclip(FAR struct nxtk_framedwindow_s *fwnd, FAR struct nxgl_rect_s *dest, FAR const struct nxgl_rect_s *src, FAR const struct nxgl_rect_s *bounds); /**************************************************************************** * Name: nxtk_subwindowmove * * Description: * Perform common clipping operations in preparation for calling nx_move() * * Input Parameters: * fwnd - The framed window within which the move is to be done. * This must have been previously created by nxtk_openwindow(). * destrect - The location to receive the clipped rectangle relative * to containing window * destoffset - The location to received the clipped offset. * srcrect - Describes the rectangular region relative to the client * sub-window to move relative to the sub-window * srcoffset - The offset to move the region * bounds - The subwindow bounds in absolute screen coordinates. * * Returned Value: * OK on success; ERROR on failure with errno set appropriately * ****************************************************************************/ void nxtk_subwindowmove(FAR struct nxtk_framedwindow_s *fwnd, FAR struct nxgl_rect_s *destrect, FAR struct nxgl_point_s *destoffset, FAR const struct nxgl_rect_s *srcrect, FAR const struct nxgl_point_s *srcoffset, FAR const struct nxgl_rect_s *bounds); /**************************************************************************** * Name: nxtk_drawframe * * Description: * Redraw the window frame. * * Input Parameters: * fwnd - the framed window whose frame needs to be re-drawn. This must * have been previously created by nxtk_openwindow(). * bounds - Only draw the ports of the frame within this bounding box. * (window relative coordinates). * * Returned Value: * OK on success; ERROR on failure with errno set appropriately * ****************************************************************************/ int nxtk_drawframe(FAR struct nxtk_framedwindow_s *fwnd, FAR const struct nxgl_rect_s *bounds); #undef EXTERN #if defined(__cplusplus) } #endif #endif /* __LIBNX_NXTK_NXTK_H */