nuttx/graphics/nxmu/nxmu.h
Alin Jerpelea 0a17b87286 graphics: migrate to SPDX identifier
Most tools used for compliance and SBOM generation use SPDX identifiers
This change brings us a step closer to an easy SBOM generation.

Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
2024-09-10 22:54:31 +08:00

285 lines
9.0 KiB
C

/****************************************************************************
* graphics/nxmu/nxmu.h
*
* SPDX-License-Identifier: Apache-2.0
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
#ifndef __GRAPHICS_NXMU_NXMU_H
#define __GRAPHICS_NXMU_NXMU_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <stdint.h>
#include <stdbool.h>
#include <mqueue.h>
#include <nuttx/nx/nx.h>
#include <nuttx/nx/nxmu.h>
#include "nxbe.h"
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
#if CONFIG_MQ_MAXMSGSIZE < 64
#error "The NX Server needs CONFIG_MQ_MAXMSGSIZE >= 64"
#endif
/****************************************************************************
* Public Types
****************************************************************************/
/* Server state structure ***************************************************/
/* This the server NXMU state structure */
struct nxmu_state_s
{
/* The 'back-end' window status. Must be first so that instances of
* struct nxbe_state_s can be simply cast to an instance of struct
* nxmu_state_s
*/
struct nxbe_state_s be;
/* This is the server's connection to itself */
struct nxmu_conn_s conn;
};
/****************************************************************************
* Public Data
****************************************************************************/
#undef EXTERN
#if defined(__cplusplus)
#define EXTERN extern "C"
extern "C"
{
#else
#define EXTERN extern
#endif
/****************************************************************************
* Public Functions Definitions
****************************************************************************/
/****************************************************************************
* Name: nxmu_sendclient
*
* Description:
* Send a message to the client at NX_CLIMSG_PRIO priority
*
* Input Parameters:
* conn - A pointer to the server connection structure
* msg - A pointer to the message to send
* msglen - The length of the message in bytes.
*
* Returned Value:
* OK on success; ERROR on failure with errno set appropriately
*
****************************************************************************/
int nxmu_sendclient(FAR struct nxmu_conn_s *conn,
FAR const void *msg, size_t msglen);
/****************************************************************************
* Name: nxmu_sendclientwindow
*
* Description:
* Send a message to the client at NX_CLIMSG_PRIO priority
*
* Input Parameters:
* wnd - A pointer to the back-end window structure
* msg - A pointer to the message to send
* msglen - The length of the message in bytes.
*
* Returned Value:
* OK on success; ERROR on failure with errno set appropriately
*
****************************************************************************/
int nxmu_sendclientwindow(FAR struct nxbe_window_s *wnd, FAR const void *msg,
size_t msglen);
/****************************************************************************
* Name: nxmu_openwindow
*
* Description:
* Create a new window.
*
* Input Parameters:
* be - The back-end status structure
* wnd - The pre-allocated window structure to be initialized [IN/OUT]
*
* Returned Value:
* None
*
****************************************************************************/
void nxmu_openwindow(FAR struct nxbe_state_s *be,
FAR struct nxbe_window_s *wnd);
/****************************************************************************
* Name: nxmu_requestbkgd
*
* Description:
* Perform the server-side operation for the nx_requestbkgd operation:
* Give the client control of the background window connection and receipt
* of all background window callbacks.
*
* conn - The client containing connection information [IN]
* be - The server state structure [IN]
* cb - Callbacks used to process window events
* arg - User provided argument (see nx_openwindow, nx_constructwindow)
*
* Returned Value:
* None
*
****************************************************************************/
void nxmu_requestbkgd(FAR struct nxmu_conn_s *conn,
FAR struct nxbe_state_s *be,
FAR const struct nx_callback_s *cb,
FAR void *arg);
/****************************************************************************
* Name: nxmu_releasebkgd
*
* Description:
* Release the background window previously acquired using
* nxmu_openbgwindow and return control of the background to NX.
*
* Input Parameters:
* nxmu - The NXMU state structure
*
* Returned Value:
* None
*
****************************************************************************/
void nxmu_releasebkgd(FAR struct nxmu_state_s *nxmu);
/****************************************************************************
* Name: nxmu_reportposition
*
* Description:
* Report the new size/position of the window.
*
****************************************************************************/
void nxmu_reportposition(FAR struct nxbe_window_s *wnd);
/****************************************************************************
* Name: nxmu_redrawreq
*
* Description:
* Send a message to the client requesting that it to redraw the rectangular
* region in the window.
*
****************************************************************************/
void nxmu_redrawreq(FAR struct nxbe_window_s *wnd,
FAR const struct nxgl_rect_s *rect);
/****************************************************************************
* Name: nxmu_redraw
*
* Description:
* Redraw client window data. This may involve either sending a message
* to the client requesting that it redraw a region of the window. Or, in
* the base that the window supports a per-window framebuffer, this might
* amount to an immediate redraw from the framebuffer.
*
****************************************************************************/
void nxmu_redraw(FAR struct nxbe_window_s *wnd,
FAR const struct nxgl_rect_s *rect);
/****************************************************************************
* Name: nxmu_mouseinit
*
* Description:
* Initialize with the mouse in the center of the display
*
****************************************************************************/
#ifdef CONFIG_NX_XYINPUT
void nxmu_mouseinit(int x, int y);
#endif
/****************************************************************************
* Name: nxmu_mousereport
*
* Description:
* Report mouse position info to the specified window
*
* Input Parameters:
* wnd - The window to receive the mouse report
*
* Returned Value:
* 0: Mouse report sent; >0: Mouse report not sent; <0: An error occurred
*
****************************************************************************/
#ifdef CONFIG_NX_XYINPUT
int nxmu_mousereport(struct nxbe_window_s *wnd);
#endif
/****************************************************************************
* Name: nxmu_mousein
*
* Description:
* New positional data has been received from the thread or interrupt
* handler that manages some kind of pointing hardware. Route that
* positional data to the appropriate window client.
*
****************************************************************************/
#ifdef CONFIG_NX_XYINPUT
int nxmu_mousein(FAR struct nxmu_state_s *nxmu,
FAR const struct nxgl_point_s *pos, int button);
#endif
/****************************************************************************
* Name: nxmu_kbdin
*
* Description:
* New keyboard data has been received from the thread or interrupt
* handler that manages some kind of keyboard/keypad hardware. Route that
* positional data to the appropriate window client.
*
****************************************************************************/
#ifdef CONFIG_NX_KBD
void nxmu_kbdin(FAR struct nxmu_state_s *nxmu, uint8_t nch, FAR uint8_t *ch);
#endif
#undef EXTERN
#if defined(__cplusplus)
}
#endif
#endif /* __GRAPHICS_NXMU_NXMU_H */