2012-08-04 19:12:36 -03:00
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/****************************************************************************
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* graphics/nxtk/nxtk_internal.h
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*
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* Copyright (C) 2008-2009, 2011-1021 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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#ifndef __GRAPHICS_NXTK_NXTK_INTERNAL_H
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#define __GRAPHICS_NXTK_NXTK_INTERNAL_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <nuttx/nx/nxtk.h>
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#include "nxbe.h"
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#include "nxfe.h"
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/****************************************************************************
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* Pre-processor definitions
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****************************************************************************/
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/****************************************************************************
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* Public Types
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****************************************************************************/
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/* This is the internal representation of the framed window object */
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struct nxtk_framedwindow_s
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{
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struct nxbe_window_s wnd; /* The raw NX window */
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/* The toolbar region and callbacks */
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nxgl_coord_t tbheight;
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struct nxgl_rect_s tbrect;
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FAR const struct nx_callback_s *tbcb;
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FAR void *tbarg;
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/* Window data region and callbacks */
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struct nxgl_rect_s fwrect;
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FAR const struct nx_callback_s *fwcb;
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FAR void *fwarg;
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2013-01-11 06:14:43 -04:00
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/* Initial mouse down location */
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uint8_t mbutton;
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struct nxgl_point_s mpos;
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2012-08-04 19:12:36 -03:00
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};
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/****************************************************************************
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* Public Data
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****************************************************************************/
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#undef EXTERN
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#if defined(__cplusplus)
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# define EXTERN extern "C"
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extern "C" {
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#else
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# define EXTERN extern
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#endif
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/* That is the callback for the framed window */
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extern FAR const struct nx_callback_s g_nxtkcb;
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/* Frame border colors */
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extern nxgl_mxpixel_t g_bordercolor1[CONFIG_NX_NPLANES];
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extern nxgl_mxpixel_t g_bordercolor2[CONFIG_NX_NPLANES];
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extern nxgl_mxpixel_t g_bordercolor3[CONFIG_NX_NPLANES];
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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/****************************************************************************
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* Name: nxtk_setsubwindows
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*
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* Description:
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* Give the window dimensions, border width, and toolbar height,
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* calculate the new dimensions of the toolbar region and client window
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* region
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*
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****************************************************************************/
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EXTERN void nxtk_setsubwindows(FAR struct nxtk_framedwindow_s *fwnd);
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/****************************************************************************
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* Name: nxtk_subwindowclip
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*
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* Description:
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* Clip the src rectangle so that it lies within the sub-window bounds
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* then move the rectangle to that it is relative to the containing
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* window.
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*
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* Input parameters:
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* fwnd - The framed window to be used
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* dest - The locaton to put the result
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* src - The src rectangle in relative sub-window coordinates
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* bounds - The subwindow bounds in absolute screen coordinates.
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*
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* Returned value:
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* None
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*
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****************************************************************************/
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EXTERN void nxtk_subwindowclip(FAR struct nxtk_framedwindow_s *fwnd,
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FAR struct nxgl_rect_s *dest,
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FAR const struct nxgl_rect_s *src,
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FAR const struct nxgl_rect_s *bounds);
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/****************************************************************************
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* Name: nxtk_containerclip
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*
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* Description:
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* We are given a 'src' rectangle in containing window, relative coordinates
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* (i.e., (0,0) is the top left corner of the outer, containing window).
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* This function will (1) clip that src rectangle so that it lies within
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* the sub-window bounds, and then (2) move the rectangle to that it is
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* relative to the sub-window (i.e., (0,0) is the top left corner of the
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* sub-window).
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*
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* Input parameters:
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* fwnd - The framed window to be used
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* dest - The locaton to put the result
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* src - The src rectangle in relative container-window coordinates
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* bounds - The subwindow bounds in absolute screen coordinates.
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*
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* Returned value:
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* None
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*
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****************************************************************************/
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EXTERN void nxtk_containerclip(FAR struct nxtk_framedwindow_s *fwnd,
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FAR struct nxgl_rect_s *dest,
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FAR const struct nxgl_rect_s *src,
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FAR const struct nxgl_rect_s *bounds);
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/****************************************************************************
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* Name: nxtk_subwindowmove
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*
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* Description:
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* Perform common clipping operations in preparatons for calling nx_move()
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*
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* Input Parameters:
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* fwnd - The framed window within which the move is to be done.
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* This must have been previously created by nxtk_openwindow().
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* destrect - The loccation to receive the clipped rectangle relative
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* to containing window
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* destoffset - The location to received the clipped offset.
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* srcrect - Describes the rectangular region relative to the client
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* sub-window to move relative to the sub-window
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* srcoffset - The offset to move the region
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* bounds - The subwindow bounds in absolute screen coordinates.
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*
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* Return:
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* OK on success; ERROR on failure with errno set appropriately
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*
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****************************************************************************/
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EXTERN void nxtk_subwindowmove(FAR struct nxtk_framedwindow_s *fwnd,
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FAR struct nxgl_rect_s *destrect,
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FAR struct nxgl_point_s *destoffset,
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FAR const struct nxgl_rect_s *srcrect,
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FAR const struct nxgl_point_s *srcoffset,
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FAR const struct nxgl_rect_s *bounds);
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/****************************************************************************
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* Name: nxtk_drawframe
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*
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* Description:
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* Redraw the window frame.
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*
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* Input parameters:
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* fwnd - the framed window whose frame needs to be re-drawn. This must
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* have been previously created by nxtk_openwindow().
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* bounds - Only draw the ports of the frame within this bounding box.
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* (window relative coordinates).
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*
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* Returned value:
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* OK on success; ERROR on failure with errno set appropriately
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*
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****************************************************************************/
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EXTERN int nxtk_drawframe(FAR struct nxtk_framedwindow_s *fwnd,
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FAR const struct nxgl_rect_s *bounds);
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#undef EXTERN
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#if defined(__cplusplus)
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}
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#endif
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#endif /* __GRAPHICS_NXTK_NXTK_INTERNAL_H */
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