213 lines
7.4 KiB
C
213 lines
7.4 KiB
C
/****************************************************************************
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* libs/libnx/nxtk/nxtk.h
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __LIBS_LIBNX_NXTK_NXTK_H
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#define __LIBS_LIBNX_NXTK_NXTK_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/nxbe.h>
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#include <nuttx/nx/nxtk.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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/* Initial mouse down location */
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uint8_t mbutton;
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struct nxgl_point_s mpos;
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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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{
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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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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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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
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* coordinates (i.e., (0,0) is the top left corner of the outer,
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* 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 location 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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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 preparation 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
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* nxtk_openwindow().
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* destrect - The location 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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* 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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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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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 /* __LIBS_LIBNX_NXTK_NXTK_H */
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