mutter/clutter/clutter-stage.h

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/*
* Clutter.
*
* An OpenGL based 'interactive canvas' library.
*
* Authored By Matthew Allum <mallum@openedhand.com>
*
* Copyright (C) 2006 OpenedHand
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
#ifndef __CLUTTER_STAGE_H__
#define __CLUTTER_STAGE_H__
#if !defined(__CLUTTER_H_INSIDE__) && !defined(CLUTTER_COMPILATION)
#error "Only <clutter/clutter.h> can be included directly."
#endif
#include <clutter/clutter-types.h>
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#include <clutter/clutter-group.h>
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G_BEGIN_DECLS
#define CLUTTER_TYPE_STAGE (clutter_stage_get_type())
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#define CLUTTER_STAGE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), CLUTTER_TYPE_STAGE, ClutterStage))
#define CLUTTER_STAGE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), CLUTTER_TYPE_STAGE, ClutterStageClass))
#define CLUTTER_IS_STAGE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), CLUTTER_TYPE_STAGE))
#define CLUTTER_IS_STAGE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), CLUTTER_TYPE_STAGE))
#define CLUTTER_STAGE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), CLUTTER_TYPE_STAGE, ClutterStageClass))
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2006-06-05 Emmanuele Bassi <ebassi@openedhand.com> * clutter-color.h: * clutter-color.c: Reimplement ClutterColor as a boxed type; add convenience API for color handling, like: add, subtract, shade, HSL color-space conversion, packing and unpacking. * clutter-private.h: Update ClutterMainContext, and export the main context pointer here. * clutter-rectangle.h: * clutter-rectangle.c: Update the color-related code; make clutter_rectangle_new() and empty constructor and provide clutter_rectangle_new_with_color(); provide color setter and getter API. * clutter-label.h: * clutter-label.c: Rename the "font" property to "font-name"; update the color-related code to the new ClutterColor object; rename clutter_label_new() to clutter_label_new_with_text(), and add setters and getters for the properties. * clutter-marshal.list: Add VOID:OBJECT and VOID:BOXED marshallers generators. * clutter-stage.h: * clutter-stage.c: Rework the API: provide a default constructor for a singleton object, named clutter_stage_get_default(), which supercedes the clutter_stage() function in clutter-main; provide new events: button-press-event, button-release-event, key-press-event and key-release-event; update the color-related code; (clutter_stage_snapshot): Allow negative width and height when taking a snapshot (meaning: use full width/height). (clutter_stage_get_element_at_pos): Rename clutter_stage_pick(). * clutter-element.c (clutter_element_paint): Clean up the stage and color related code. * clutter-event.h: * clutter-event.c: Add generic ClutterAnyEvent type; add clutter_event_new(), clutter_event_copy() and clutter_event_free(); make ClutterEvent a boxed type. * clutter-main.h: * clutter-main.c: Remove clutter_stage(); add clutter_main_quit(), for cleanly quitting from clutter_main(); add multiple mainloops support; allocate the ClutterCntx instead of adding it to the stack; re-work the ClutterEvent dispatching. * clutter-group.c (clutter_group_add), (clutter_group_remove): Keep a reference on the element when added to a ClutterGroup. * examples/rects.py * examples/test.c: * examples/test-text.c: * examples/video-cube.c: * examples/super-oh.c: * examples/test-video.c: Update.
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typedef struct _ClutterStageClass ClutterStageClass;
2007-03-22 Emmanuele Bassi <ebassi@openedhand.com> * clutter/clutter-private.h: Remove inclusion of backend-specific headers; update the main context object; add the declarations for the event queue functions. * clutter/clutter-backend.[ch]: Add the abstract ClutterBackend object, which holds backend-specific settings, the main stage, and the event queue. Every backend must implement a subclass of ClutterBackend and ClutterStage. * clutter/clutter-feature.c: Protect the GLX specific calls behing #ifdef HAVE_CLUTTER_GLX. * clutter/clutter-actor.c: * clutter/clutter-group.c: * clutter/clutter-clone-texture.c: Include GL/gl.h * clutter/clutter-event.[ch]: Update public API and implement the event queue private API; hold a reference on the event objects; move out the keysym-to-unicode table; add the new event types. * clutter/clutter-color.h: Include clutter-fixed.h * clutter/clutter-main.c: Update API; get the main stage from the backend object; process the event received from the queue; lock/unlock the main mutex if we have one; move the initialisation process sooner in the init sequence, in order to have the backend object when we check for options; call the backed vfuncs in the pre/post parse hooks. * clutter/clutter-stage.c: Make ClutterStage and abstract class, implemented by the backends. * clutter/clutter/glx/clutter-glx.h: * clutter/clutter/glx/clutter-backend-glx.[ch]: * clutter/clutter/glx/clutter-event-glx.c: * clutter/clutter/glx/clutter-stage-glx.[ch]: * clutter/clutter/glx/Makefile.am: Add the GLX backend. * clutter/clutter/egl/clutter-backend-egl.[ch]: * clutter/clutter/egl/clutter-event-egl.c: * clutter/clutter/egl/clutter-stage-egl.[ch]: * clutter/clutter/egl/Makefile.am: Add the stub for a EGL backend. * examples/*.c: Update for the new API.
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typedef struct _ClutterStagePrivate ClutterStagePrivate;
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/**
* ClutterStage:
*
* The #ClutterStage structure contains only private data
* and should be accessed using the provided API
*
* Since: 0.2
*/
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struct _ClutterStage
{
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/*< private >*/
2007-03-22 Emmanuele Bassi <ebassi@openedhand.com> * clutter/clutter-private.h: Remove inclusion of backend-specific headers; update the main context object; add the declarations for the event queue functions. * clutter/clutter-backend.[ch]: Add the abstract ClutterBackend object, which holds backend-specific settings, the main stage, and the event queue. Every backend must implement a subclass of ClutterBackend and ClutterStage. * clutter/clutter-feature.c: Protect the GLX specific calls behing #ifdef HAVE_CLUTTER_GLX. * clutter/clutter-actor.c: * clutter/clutter-group.c: * clutter/clutter-clone-texture.c: Include GL/gl.h * clutter/clutter-event.[ch]: Update public API and implement the event queue private API; hold a reference on the event objects; move out the keysym-to-unicode table; add the new event types. * clutter/clutter-color.h: Include clutter-fixed.h * clutter/clutter-main.c: Update API; get the main stage from the backend object; process the event received from the queue; lock/unlock the main mutex if we have one; move the initialisation process sooner in the init sequence, in order to have the backend object when we check for options; call the backed vfuncs in the pre/post parse hooks. * clutter/clutter-stage.c: Make ClutterStage and abstract class, implemented by the backends. * clutter/clutter/glx/clutter-glx.h: * clutter/clutter/glx/clutter-backend-glx.[ch]: * clutter/clutter/glx/clutter-event-glx.c: * clutter/clutter/glx/clutter-stage-glx.[ch]: * clutter/clutter/glx/Makefile.am: Add the GLX backend. * clutter/clutter/egl/clutter-backend-egl.[ch]: * clutter/clutter/egl/clutter-event-egl.c: * clutter/clutter/egl/clutter-stage-egl.[ch]: * clutter/clutter/egl/Makefile.am: Add the stub for a EGL backend. * examples/*.c: Update for the new API.
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ClutterGroup parent_instance;
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ClutterStagePrivate *priv;
};
/**
* ClutterStageClass:
* @fullscreen: handler for the #ClutterStage::fullscreen signal
* @unfullscreen: handler for the #ClutterStage::unfullscreen signal
* @activate: handler for the #ClutterStage::activate signal
* @deactivate: handler for the #ClutterStage::deactivate signal
* @delete_event: handler for the #ClutterStage::delete-event signal
*
* The #ClutterStageClass structure contains only private data
*
* Since: 0.2
*/
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struct _ClutterStageClass
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{
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/*< private >*/
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ClutterGroupClass parent_class;
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/*< public >*/
/* signals */
void (* fullscreen) (ClutterStage *stage);
void (* unfullscreen) (ClutterStage *stage);
void (* activate) (ClutterStage *stage);
void (* deactivate) (ClutterStage *stage);
2006-06-05 Emmanuele Bassi <ebassi@openedhand.com> * clutter-color.h: * clutter-color.c: Reimplement ClutterColor as a boxed type; add convenience API for color handling, like: add, subtract, shade, HSL color-space conversion, packing and unpacking. * clutter-private.h: Update ClutterMainContext, and export the main context pointer here. * clutter-rectangle.h: * clutter-rectangle.c: Update the color-related code; make clutter_rectangle_new() and empty constructor and provide clutter_rectangle_new_with_color(); provide color setter and getter API. * clutter-label.h: * clutter-label.c: Rename the "font" property to "font-name"; update the color-related code to the new ClutterColor object; rename clutter_label_new() to clutter_label_new_with_text(), and add setters and getters for the properties. * clutter-marshal.list: Add VOID:OBJECT and VOID:BOXED marshallers generators. * clutter-stage.h: * clutter-stage.c: Rework the API: provide a default constructor for a singleton object, named clutter_stage_get_default(), which supercedes the clutter_stage() function in clutter-main; provide new events: button-press-event, button-release-event, key-press-event and key-release-event; update the color-related code; (clutter_stage_snapshot): Allow negative width and height when taking a snapshot (meaning: use full width/height). (clutter_stage_get_element_at_pos): Rename clutter_stage_pick(). * clutter-element.c (clutter_element_paint): Clean up the stage and color related code. * clutter-event.h: * clutter-event.c: Add generic ClutterAnyEvent type; add clutter_event_new(), clutter_event_copy() and clutter_event_free(); make ClutterEvent a boxed type. * clutter-main.h: * clutter-main.c: Remove clutter_stage(); add clutter_main_quit(), for cleanly quitting from clutter_main(); add multiple mainloops support; allocate the ClutterCntx instead of adding it to the stack; re-work the ClutterEvent dispatching. * clutter-group.c (clutter_group_add), (clutter_group_remove): Keep a reference on the element when added to a ClutterGroup. * examples/rects.py * examples/test.c: * examples/test-text.c: * examples/video-cube.c: * examples/super-oh.c: * examples/test-video.c: Update.
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gboolean (* delete_event) (ClutterStage *stage,
ClutterEvent *event);
/*< private >*/
2006-06-05 Emmanuele Bassi <ebassi@openedhand.com> * clutter-color.h: * clutter-color.c: Reimplement ClutterColor as a boxed type; add convenience API for color handling, like: add, subtract, shade, HSL color-space conversion, packing and unpacking. * clutter-private.h: Update ClutterMainContext, and export the main context pointer here. * clutter-rectangle.h: * clutter-rectangle.c: Update the color-related code; make clutter_rectangle_new() and empty constructor and provide clutter_rectangle_new_with_color(); provide color setter and getter API. * clutter-label.h: * clutter-label.c: Rename the "font" property to "font-name"; update the color-related code to the new ClutterColor object; rename clutter_label_new() to clutter_label_new_with_text(), and add setters and getters for the properties. * clutter-marshal.list: Add VOID:OBJECT and VOID:BOXED marshallers generators. * clutter-stage.h: * clutter-stage.c: Rework the API: provide a default constructor for a singleton object, named clutter_stage_get_default(), which supercedes the clutter_stage() function in clutter-main; provide new events: button-press-event, button-release-event, key-press-event and key-release-event; update the color-related code; (clutter_stage_snapshot): Allow negative width and height when taking a snapshot (meaning: use full width/height). (clutter_stage_get_element_at_pos): Rename clutter_stage_pick(). * clutter-element.c (clutter_element_paint): Clean up the stage and color related code. * clutter-event.h: * clutter-event.c: Add generic ClutterAnyEvent type; add clutter_event_new(), clutter_event_copy() and clutter_event_free(); make ClutterEvent a boxed type. * clutter-main.h: * clutter-main.c: Remove clutter_stage(); add clutter_main_quit(), for cleanly quitting from clutter_main(); add multiple mainloops support; allocate the ClutterCntx instead of adding it to the stack; re-work the ClutterEvent dispatching. * clutter-group.c (clutter_group_add), (clutter_group_remove): Keep a reference on the element when added to a ClutterGroup. * examples/rects.py * examples/test.c: * examples/test-text.c: * examples/video-cube.c: * examples/super-oh.c: * examples/test-video.c: Update.
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/* padding for future expansion */
gpointer _padding_dummy[31];
};
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/**
* ClutterPerspective:
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* @fovy: the field of view angle, in degrees, in the y direction
* @aspect: the aspect ratio that determines the field of view in the x
* direction. The aspect ratio is the ratio of x (width) to y (height)
* @z_near: the distance from the viewer to the near clipping
* plane (always positive)
* @z_far: the distance from the viewer to the far clipping
* plane (always positive)
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*
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* Stage perspective definition. #ClutterPerspective is only used by
* the fixed point version of clutter_stage_set_perspective().
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*
* Since: 0.4
*/
struct _ClutterPerspective
{
gfloat fovy;
gfloat aspect;
gfloat z_near;
gfloat z_far;
};
/**
* ClutterFog:
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* @z_near: starting distance from the viewer to the near clipping
* plane (always positive)
* @z_far: final distance from the viewer to the far clipping
* plane (always positive)
*
* Fog settings used to create the depth cueing effect.
*
* Since: 0.6
*
* Deprecated: 1.10: The fog-related API in #ClutterStage has been
* deprecated as well.
*/
struct _ClutterFog
{
gfloat z_near;
gfloat z_far;
};
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CLUTTER_AVAILABLE_IN_ALL
GType clutter_perspective_get_type (void) G_GNUC_CONST;
CLUTTER_DEPRECATED_IN_1_10
GType clutter_fog_get_type (void) G_GNUC_CONST;
CLUTTER_AVAILABLE_IN_ALL
GType clutter_stage_get_type (void) G_GNUC_CONST;
CLUTTER_AVAILABLE_IN_ALL
ClutterActor * clutter_stage_new (void);
CLUTTER_AVAILABLE_IN_ALL
void clutter_stage_set_perspective (ClutterStage *stage,
ClutterPerspective *perspective);
CLUTTER_AVAILABLE_IN_ALL
void clutter_stage_get_perspective (ClutterStage *stage,
ClutterPerspective *perspective);
CLUTTER_AVAILABLE_IN_ALL
void clutter_stage_set_fullscreen (ClutterStage *stage,
gboolean fullscreen);
CLUTTER_AVAILABLE_IN_ALL
gboolean clutter_stage_get_fullscreen (ClutterStage *stage);
CLUTTER_AVAILABLE_IN_ALL
void clutter_stage_show_cursor (ClutterStage *stage);
CLUTTER_AVAILABLE_IN_ALL
void clutter_stage_hide_cursor (ClutterStage *stage);
CLUTTER_AVAILABLE_IN_ALL
void clutter_stage_set_title (ClutterStage *stage,
const gchar *title);
CLUTTER_AVAILABLE_IN_ALL
const gchar * clutter_stage_get_title (ClutterStage *stage);
CLUTTER_AVAILABLE_IN_ALL
void clutter_stage_set_user_resizable (ClutterStage *stage,
gboolean resizable);
CLUTTER_AVAILABLE_IN_ALL
gboolean clutter_stage_get_user_resizable (ClutterStage *stage);
CLUTTER_AVAILABLE_IN_ALL
void clutter_stage_set_minimum_size (ClutterStage *stage,
guint width,
guint height);
CLUTTER_AVAILABLE_IN_ALL
void clutter_stage_get_minimum_size (ClutterStage *stage,
guint *width,
guint *height);
CLUTTER_AVAILABLE_IN_ALL
void clutter_stage_set_no_clear_hint (ClutterStage *stage,
gboolean no_clear);
CLUTTER_AVAILABLE_IN_ALL
gboolean clutter_stage_get_no_clear_hint (ClutterStage *stage);
CLUTTER_AVAILABLE_IN_ALL
void clutter_stage_set_use_alpha (ClutterStage *stage,
gboolean use_alpha);
CLUTTER_AVAILABLE_IN_ALL
gboolean clutter_stage_get_use_alpha (ClutterStage *stage);
CLUTTER_AVAILABLE_IN_ALL
void clutter_stage_set_key_focus (ClutterStage *stage,
ClutterActor *actor);
CLUTTER_AVAILABLE_IN_ALL
ClutterActor * clutter_stage_get_key_focus (ClutterStage *stage);
CLUTTER_AVAILABLE_IN_ALL
void clutter_stage_set_throttle_motion_events (ClutterStage *stage,
gboolean throttle);
CLUTTER_AVAILABLE_IN_ALL
gboolean clutter_stage_get_throttle_motion_events (ClutterStage *stage);
CLUTTER_AVAILABLE_IN_ALL
void clutter_stage_set_motion_events_enabled (ClutterStage *stage,
gboolean enabled);
CLUTTER_AVAILABLE_IN_ALL
gboolean clutter_stage_get_motion_events_enabled (ClutterStage *stage);
CLUTTER_AVAILABLE_IN_ALL
void clutter_stage_set_accept_focus (ClutterStage *stage,
gboolean accept_focus);
CLUTTER_AVAILABLE_IN_ALL
gboolean clutter_stage_get_accept_focus (ClutterStage *stage);
CLUTTER_AVAILABLE_IN_ALL
gboolean clutter_stage_event (ClutterStage *stage,
ClutterEvent *event);
CLUTTER_AVAILABLE_IN_ALL
ClutterActor * clutter_stage_get_actor_at_pos (ClutterStage *stage,
ClutterPickMode pick_mode,
gint x,
gint y);
CLUTTER_AVAILABLE_IN_ALL
guchar * clutter_stage_read_pixels (ClutterStage *stage,
gint x,
gint y,
gint width,
gint height);
CLUTTER_AVAILABLE_IN_ALL
void clutter_stage_get_redraw_clip_bounds (ClutterStage *stage,
cairo_rectangle_int_t *clip);
CLUTTER_AVAILABLE_IN_ALL
void clutter_stage_ensure_current (ClutterStage *stage);
CLUTTER_AVAILABLE_IN_ALL
void clutter_stage_ensure_viewport (ClutterStage *stage);
CLUTTER_AVAILABLE_IN_ALL
void clutter_stage_ensure_redraw (ClutterStage *stage);
#ifdef CLUTTER_ENABLE_EXPERIMENTAL_API
CLUTTER_AVAILABLE_IN_1_14
void clutter_stage_set_sync_delay (ClutterStage *stage,
gint sync_delay);
CLUTTER_AVAILABLE_IN_1_14
void clutter_stage_skip_sync_delay (ClutterStage *stage);
#endif
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G_END_DECLS
2007-03-22 Emmanuele Bassi <ebassi@openedhand.com> * clutter/clutter-private.h: Remove inclusion of backend-specific headers; update the main context object; add the declarations for the event queue functions. * clutter/clutter-backend.[ch]: Add the abstract ClutterBackend object, which holds backend-specific settings, the main stage, and the event queue. Every backend must implement a subclass of ClutterBackend and ClutterStage. * clutter/clutter-feature.c: Protect the GLX specific calls behing #ifdef HAVE_CLUTTER_GLX. * clutter/clutter-actor.c: * clutter/clutter-group.c: * clutter/clutter-clone-texture.c: Include GL/gl.h * clutter/clutter-event.[ch]: Update public API and implement the event queue private API; hold a reference on the event objects; move out the keysym-to-unicode table; add the new event types. * clutter/clutter-color.h: Include clutter-fixed.h * clutter/clutter-main.c: Update API; get the main stage from the backend object; process the event received from the queue; lock/unlock the main mutex if we have one; move the initialisation process sooner in the init sequence, in order to have the backend object when we check for options; call the backed vfuncs in the pre/post parse hooks. * clutter/clutter-stage.c: Make ClutterStage and abstract class, implemented by the backends. * clutter/clutter/glx/clutter-glx.h: * clutter/clutter/glx/clutter-backend-glx.[ch]: * clutter/clutter/glx/clutter-event-glx.c: * clutter/clutter/glx/clutter-stage-glx.[ch]: * clutter/clutter/glx/Makefile.am: Add the GLX backend. * clutter/clutter/egl/clutter-backend-egl.[ch]: * clutter/clutter/egl/clutter-event-egl.c: * clutter/clutter/egl/clutter-stage-egl.[ch]: * clutter/clutter/egl/Makefile.am: Add the stub for a EGL backend. * examples/*.c: Update for the new API.
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#endif /* __CLUTTER_STAGE_H__ */