3b64a439f0
This adds Xlib and Win32 typesafe replacements for cogl_renderer_handle_native_event, cogl_renderer_add_native_filter, cogl_renderer_remove_native_filter. The old functions are kept as an implementation detail so we can share code. Signed-off-by: Neil Roberts <neil@linux.intel.com>
319 lines
9.9 KiB
C
319 lines
9.9 KiB
C
/*
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* Cogl
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*
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* An object oriented GL/GLES Abstraction/Utility Layer
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*
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* Copyright (C) 2007,2008,2009 Intel Corporation.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#if !defined(__COGL_H_INSIDE__) && !defined(CLUTTER_COMPILATION)
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#error "Only <cogl/cogl.h> can be included directly."
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#endif
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#ifndef __COGL_RENDERER_H__
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#define __COGL_RENDERER_H__
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#include <glib.h>
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#include <cogl/cogl-types.h>
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#include <cogl/cogl-onscreen-template.h>
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#ifdef COGL_HAS_XLIB
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#include <X11/Xlib.h>
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#endif
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#if COGL_HAS_EGL_PLATFORM_WAYLAND_SUPPORT
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#include <wayland-client.h>
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#endif
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G_BEGIN_DECLS
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/**
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* SECTION:cogl-renderer
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* @short_description:
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*
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*/
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#define cogl_renderer_error_quark cogl_renderer_error_quark_EXP
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#define COGL_RENDERER_ERROR cogl_renderer_error_quark ()
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GQuark
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cogl_renderer_error_quark (void);
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typedef struct _CoglRenderer CoglRenderer;
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#define cogl_is_renderer cogl_is_renderer_EXP
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gboolean
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cogl_is_renderer (void *object);
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#define cogl_renderer_new cogl_renderer_new_EXP
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CoglRenderer *
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cogl_renderer_new (void);
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/* optional configuration APIs */
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/**
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* CoglWinsysID:
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* @COGL_WINSYS_ID_ANY: Implies no preference for which backend is used
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* @COGL_WINSYS_ID_STUB: Use the no-op stub backend
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* @COGL_WINSYS_ID_GLX: Use the GLX window system binding API
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* @COGL_WINSYS_ID_EGL: Use the Khronos EGL window system binding API
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* @COGL_WINSYS_ID_WGL: Use the Microsoft Windows WGL binding API
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*
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* Identifies specific window system backends that Cogl supports.
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*
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* These can be used to query what backend Cogl is using or to try and
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* explicitly select a backend to use.
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*/
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typedef enum
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{
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COGL_WINSYS_ID_ANY,
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COGL_WINSYS_ID_STUB,
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COGL_WINSYS_ID_GLX,
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COGL_WINSYS_ID_EGL,
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COGL_WINSYS_ID_WGL
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} CoglWinsysID;
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/**
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* cogl_renderer_set_winsys_id:
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* @renderer: A #CoglRenderer
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* @winsys_id: An ID of the winsys you explicitly want to use.
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*
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* This allows you to explicitly select a winsys backend to use instead
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* of letting Cogl automatically select a backend.
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*
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* if you select an unsupported backend then cogl_renderer_connect()
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* will fail and report an error.
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*
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* This may only be called on an un-connected #CoglRenderer.
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*/
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#define cogl_renderer_set_winsys_id cogl_renderer_set_winsys_id_EXP
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void
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cogl_renderer_set_winsys_id (CoglRenderer *renderer,
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CoglWinsysID winsys_id);
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/**
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* cogl_renderer_get_winsys_id:
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* @renderer: A #CoglRenderer
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*
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* Queries which window system backend Cogl has chosen to use.
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*
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* This may only be called on a connected #CoglRenderer.
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*
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* Returns: The #CoglWinsysID corresponding to the chosen window
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* system backend.
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*/
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#define cogl_renderer_get_winsys_id cogl_renderer_get_winsys_id_EXP
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CoglWinsysID
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cogl_renderer_get_winsys_id (CoglRenderer *renderer);
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#ifdef COGL_HAS_XLIB
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#define cogl_xlib_renderer_handle_event \
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cogl_xlib_renderer_handle_event_EXP
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/*
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* cogl_xlib_renderer_handle_event:
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* @event: pointer to an XEvent structure
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*
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* This function processes a single event; it can be used to hook into
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* external event retrieval (for example that done by Clutter or
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* GDK).
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*
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* Return value: #CoglFilterReturn. %COGL_FILTER_REMOVE indicates that
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* Cogl has internally handled the event and the caller should do no
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* further processing. %COGL_FILTER_CONTINUE indicates that Cogl is
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* either not interested in the event, or has used the event to update
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* internal state without taking any exclusive action.
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*/
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CoglFilterReturn
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cogl_xlib_renderer_handle_event (CoglRenderer *renderer,
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XEvent *event);
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/*
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* CoglXlibFilterFunc:
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* @event: pointer to an XEvent structure
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* @data: The data that was given when the filter was added
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*
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* A callback function that can be registered with
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* cogl_xlib_renderer_add_filter(). The function should return
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* %COGL_FILTER_REMOVE if it wants to prevent further processing or
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* %COGL_FILTER_CONTINUE otherwise.
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*/
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typedef CoglFilterReturn (* CoglXlibFilterFunc) (XEvent *event,
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void *data);
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#define cogl_xlib_renderer_add_filter cogl_xlib_renderer_add_filter_EXP
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/*
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* cogl_xlib_renderer_add_filter:
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*
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* Adds a callback function that will receive all native events. The
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* function can stop further processing of the event by return
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* %COGL_FILTER_REMOVE.
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*/
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void
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cogl_xlib_renderer_add_filter (CoglRenderer *renderer,
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CoglXlibFilterFunc func,
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void *data);
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#define cogl_xlib_renderer_remove_filter \
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cogl_xlib_renderer_remove_filter_EXP
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/*
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* cogl_xlib_renderer_remove_filter:
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*
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* Removes a callback that was previously added with
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* cogl_xlib_renderer_add_filter().
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*/
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void
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cogl_xlib_renderer_remove_filter (CoglRenderer *renderer,
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CoglXlibFilterFunc func,
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void *data);
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#define cogl_renderer_xlib_get_foreign_display \
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cogl_renderer_xlib_get_foreign_display_EXP
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/*
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* cogl_renderer_xlib_get_foreign_display:
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*
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* Return value: the foreign Xlib display that will be used by any Xlib based
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* winsys backend. The display needs to be set with
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* cogl_renderer_xlib_set_foreign_display() before this function is called.
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*/
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Display *
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cogl_renderer_xlib_get_foreign_display (CoglRenderer *renderer);
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#define cogl_renderer_xlib_set_foreign_display \
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cogl_renderer_xlib_set_foreign_display_EXP
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/*
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* cogl_renderer_xlib_set_foreign_display:
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*
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* Sets a foreign Xlib display that Cogl will use for and Xlib based winsys
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* backend.
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*/
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void
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cogl_renderer_xlib_set_foreign_display (CoglRenderer *renderer,
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Display *display);
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#define cogl_renderer_xlib_get_display cogl_renderer_xlib_get_display_EXP
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Display *
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cogl_renderer_xlib_get_display (CoglRenderer *renderer);
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#endif /* COGL_HAS_XLIB */
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#if COGL_HAS_EGL_PLATFORM_WAYLAND_SUPPORT
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#define cogl_renderer_wayland_set_foreign_display \
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cogl_renderer_wayland_set_foreign_display_EXP
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void
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cogl_renderer_wayland_set_foreign_display (CoglRenderer *renderer,
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struct wl_display *display);
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#define cogl_renderer_wayland_get_display \
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cogl_renderer_wayland_get_display_EXP
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struct wl_display *
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cogl_renderer_wayland_get_display (CoglRenderer *renderer);
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#define cogl_renderer_wayland_set_foreign_compositor \
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cogl_renderer_wayland_set_foreign_compositor_EXP
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void
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cogl_renderer_wayland_set_foreign_compositor (CoglRenderer *renderer,
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struct wl_compositor *compositor);
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#define cogl_renderer_wayland_get_compositor \
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cogl_renderer_wayland_get_compositor_EXP
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struct wl_compositor *
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cogl_renderer_wayland_get_compositor (CoglRenderer *renderer);
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#endif /* COGL_HAS_EGL_PLATFORM_WAYLAND_SUPPORT */
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#ifdef COGL_HAS_WGL_SUPPORT
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#define cogl_win32_renderer_handle_event \
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cogl_win32_renderer_handle_event_EXP
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/*
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* cogl_win32_renderer_handle_event:
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* @message: A pointer to a win32 MSG struct
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*
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* This function processes a single event; it can be used to hook into
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* external event retrieval (for example that done by Clutter or
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* GDK).
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*
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* Return value: #CoglFilterReturn. %COGL_FILTER_REMOVE indicates that
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* Cogl has internally handled the event and the caller should do no
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* further processing. %COGL_FILTER_CONTINUE indicates that Cogl is
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* either not interested in the event, or has used the event to update
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* internal state without taking any exclusive action.
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*/
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CoglFilterReturn
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cogl_win32_renderer_handle_event (CoglRenderer *renderer,
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MSG *message);
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/*
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* CoglXlibFilterFunc:
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* @message: A pointer to a win32 MSG struct
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* @data: The data that was given when the filter was added
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*
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* A callback function that can be registered with
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* cogl_win32_renderer_add_filter(). The function should return
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* %COGL_FILTER_REMOVE if it wants to prevent further processing or
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* %COGL_FILTER_CONTINUE otherwise.
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*/
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typedef CoglFilterReturn (* CoglWin32FilterFunc) (MSG *message,
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void *data);
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#define cogl_win32_renderer_add_filter cogl_win32_renderer_add_filter_EXP
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/*
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* cogl_win32_renderer_add_filter:
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*
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* Adds a callback function that will receive all native events. The
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* function can stop further processing of the event by return
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* %COGL_FILTER_REMOVE.
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*/
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void
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cogl_win32_renderer_add_filter (CoglRenderer *renderer,
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CoglWin32FilterFunc func,
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void *data);
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#define cogl_win32_renderer_remove_filter \
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cogl_win32_renderer_remove_filter_EXP
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/*
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* cogl_win32_renderer_remove_filter:
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*
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* Removes a callback that was previously added with
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* cogl_win32_renderer_add_filter().
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*/
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void
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cogl_win32_renderer_remove_filter (CoglRenderer *renderer,
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CoglWin32FilterFunc func,
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void *data);
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#endif /* COGL_HAS_WGL_SUPPORT */
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#define cogl_renderer_check_onscreen_template \
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cogl_renderer_check_onscreen_template_EXP
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gboolean
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cogl_renderer_check_onscreen_template (CoglRenderer *renderer,
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CoglOnscreenTemplate *onscreen_template,
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GError **error);
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/* Final connection API */
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#define cogl_renderer_connect cogl_renderer_connect_EXP
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gboolean
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cogl_renderer_connect (CoglRenderer *renderer, GError **error);
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G_END_DECLS
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#endif /* __COGL_RENDERER_H__ */
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