AgsLine: Advanced Gtk+ Sequencer Application Reference Manual

Functions

void	ags_line_samplerate_changed ()
void	ags_line_buffer_size_changed ()
void	ags_line_format_changed ()
void	ags_line_set_channel ()
void	ags_line_group_changed ()
GList *	ags_line_add_effect ()
void	ags_line_remove_effect ()
void	ags_line_map_recall ()
GList *	ags_line_find_port ()
void	ags_line_stop ()
GList *	ags_line_find_next_grouped ()
gboolean	ags_line_message_monitor_timeout ()
gboolean	ags_line_indicator_queue_draw_timeout ()
AgsLine *	ags_line_new ()
#define	AGS_IS_LINE()
#define	AGS_LINE()
#define	AGS_LINE_CLASS()
#define	AGS_LINE_GET_CLASS()
GType	ags_line_get_type ()

Properties

guint	buffer-size	Read / Write
AgsChannel *	channel	Read / Write
guint	format	Read / Write
AgsPad *	pad	Read / Write
guint	samplerate	Read / Write

Signals

gpointer	add-effect	Run Last
void	buffer-size-changed	Run Last
gpointer	find-port	Run Last
void	format-changed	Run Last
void	group-changed	Run Last
void	map-recall	Run Last
void	remove-effect	Run Last
void	samplerate-changed	Run Last
void	set-channel	Run Last
void	stop	Run Last

Types and Values

#define	AGS_LINE_DEFAULT_VERSION
#define	AGS_LINE_DEFAULT_BUILD_ID
#define	AGS_LINE_COLUMNS_COUNT
#define	AGS_LINE_SEPARATOR_FILENAME
#define	AGS_LINE_SEPARATOR_EFFECT
enum	AgsLineFlags
#define	AGS_TYPE_LINE
struct	AgsLine
struct	AgsLineClass

Object Hierarchy

    GObject
    ╰── GInitiallyUnowned
        ╰── GtkObject
            ╰── GtkWidget
                ╰── GtkContainer
                    ╰── GtkBox
                        ╰── GtkVBox
                            ╰── AgsLine
                                ├── AgsDrumInputLine
                                ├── AgsDrumOutputLine
                                ├── AgsFMSynthInputLine
                                ├── AgsMixerInputLine
                                ├── AgsPanelInputLine
                                ╰── AgsSynthInputLine

Implemented Interfaces

AgsLine implements AtkImplementorIface, GtkBuildable, GtkOrientable, AgsConnectable and AgsPlugin.

Includes

#include <ags/X/ags_line.h>

Description

AgsLine is a composite widget to visualize AgsChannel. It should be packed by an AgsPad. It may contain AgsLineMember to modify ports of AgsRecall.

Functions

ags_line_samplerate_changed ()

void
ags_line_samplerate_changed (AgsLine *line,
                             guint samplerate,
                             guint old_samplerate);

Notify about samplerate changed.

Parameters

line	the AgsLine
samplerate	the samplerate
old_samplerate	the old samplerate

Since: 2.1.35

ags_line_buffer_size_changed ()

void
ags_line_buffer_size_changed (AgsLine *line,
                              guint buffer_size,
                              guint old_buffer_size);

Notify about buffer_size changed.

Parameters

line	the AgsLine
buffer_size	the buffer_size
old_buffer_size	the old buffer_size

Since: 2.1.35

ags_line_format_changed ()

void
ags_line_format_changed (AgsLine *line,
                         guint format,
                         guint old_format);

Notify about format changed.

Parameters

line	the AgsLine
format	the format
old_format	the old format

Since: 2.1.35

ags_line_set_channel ()

void
ags_line_set_channel (AgsLine *line,
                      AgsChannel *channel);

Is emitted as channel gets modified.

Parameters

line	the AgsLine
channel	the AgsChannel to set

Since: 2.0.0

ags_line_group_changed ()

void
ags_line_group_changed (AgsLine *line);

Is emitted as group is changed.

Parameters

line

an AgsLine

Since: 2.0.0

ags_line_add_effect ()

GList *
ags_line_add_effect (AgsLine *line,
                     GList *control_type_name,
                     gchar *filename,
                     gchar *effect);

Add a line member.

Parameters

line	the AgsLine
control_type_name	the control GType string representation
filename	the filename of the plugin
effect	the effect's name

Returns

a GList containing new AgsPort objects

Since: 2.0.0

ags_line_remove_effect ()

void
ags_line_remove_effect (AgsLine *line,
                        guint nth);

Remove a line member.

Parameters

line	the AgsLine
nth	nth effect to remove

Since: 2.0.0

ags_line_map_recall ()

void
ags_line_map_recall (AgsLine *line,
                     guint output_pad_start);

Is emitted as group is changed.

Parameters

line	an AgsLine
output_pad_start	the start pad

Since: 2.0.0

ags_line_find_port ()

GList *
ags_line_find_port (AgsLine *line);

Lookup ports of assigned recalls.

Parameters

line

the AgsLine

Returns

a GList containing all related AgsPort

Since: 2.0.0

ags_line_stop ()

void
ags_line_stop (AgsLine *line,
               GList *recall_id,
               gint sound_scope);

Notify about to stop playback of recall_id .

Parameters

line	the AgsLine
recall_id	the GList containing AgsRecallID
sound_scope	the sound scope

Since: 2.0.0

ags_line_find_next_grouped ()

GList *
ags_line_find_next_grouped (GList *line);

Retrieve next grouped line.

Parameters

line

a GList of AgsLine objects

Returns

next matching GList containing AgsLine

Since: 2.0.0

ags_line_message_monitor_timeout ()

gboolean
ags_line_message_monitor_timeout (AgsLine *line);

Monitor messages.

Parameters

line

the AgsLine

Returns

TRUE if proceed with redraw, otherwise FALSE

Since: 2.0.0

ags_line_indicator_queue_draw_timeout ()

gboolean
ags_line_indicator_queue_draw_timeout (GtkWidget *widget);

Queue draw widget

Parameters

widget

the widget

Returns

TRUE if proceed with redraw, otherwise FALSE

Since: 2.0.0

ags_line_new ()

AgsLine *
ags_line_new (GtkWidget *pad,
              AgsChannel *channel);

Create a new instance of AgsLine

Parameters

pad	the parent pad
channel	the AgsChannel to visualize

Returns

the new AgsLine

Since: 2.0.0

AGS_IS_LINE()

#define AGS_IS_LINE(obj)             (G_TYPE_CHECK_INSTANCE_TYPE ((obj), AGS_TYPE_LINE))

AGS_LINE()

#define AGS_LINE(obj)                (G_TYPE_CHECK_INSTANCE_CAST((obj), AGS_TYPE_LINE, AgsLine))

AGS_LINE_CLASS()

#define AGS_LINE_CLASS(class)        (G_TYPE_CHECK_CLASS_CAST((class), AGS_TYPE_LINE, AgsLineClass))

AGS_LINE_GET_CLASS()

#define AGS_LINE_GET_CLASS(obj)      (G_TYPE_INSTANCE_GET_CLASS ((obj), AGS_TYPE_LINE, AgsLineClass))

ags_line_get_type ()

GType
ags_line_get_type (void);

Types and Values

AGS_LINE_DEFAULT_VERSION

#define AGS_LINE_DEFAULT_VERSION "0.7.0"

AGS_LINE_DEFAULT_BUILD_ID

#define AGS_LINE_DEFAULT_BUILD_ID "CEST 31-10-2015 19:49"

AGS_LINE_COLUMNS_COUNT

#define AGS_LINE_COLUMNS_COUNT (2)

AGS_LINE_SEPARATOR_FILENAME

#define AGS_LINE_SEPARATOR_FILENAME "ags-line-separator-filename"

AGS_LINE_SEPARATOR_EFFECT

#define AGS_LINE_SEPARATOR_EFFECT "ags-line-separator-effect"

enum AgsLineFlags

Members

AGS_LINE_CONNECTED
AGS_LINE_GROUPED
AGS_LINE_MAPPED_RECALL
AGS_LINE_PREMAPPED_RECALL

AGS_TYPE_LINE

#define AGS_TYPE_LINE                (ags_line_get_type())

struct AgsLine

struct AgsLine;

struct AgsLineClass

struct AgsLineClass {
  GtkVBoxClass vbox;

  void (*samplerate_changed)(AgsLine *line,
			     guint samplerate, guint old_samplerate);
  void (*buffer_size_changed)(AgsLine *line,
			      guint buffer_size, guint old_buffer_size);
  void (*format_changed)(AgsLine *line,
			 guint format, guint old_format);
  
  void (*set_channel)(AgsLine *line, AgsChannel *channel);

  void (*group_changed)(AgsLine *line);
  
  GList* (*add_effect)(AgsLine *line,
		       GList *control_type_name,
		       gchar *filename,
		       gchar *effect);
  void (*remove_effect)(AgsLine *line,
			guint nth);
  
  void (*map_recall)(AgsLine *line,
		     guint output_pad_start);
  GList* (*find_port)(AgsLine *line);

  void (*stop)(AgsLine *line,
	       GList *recall_id, gint sound_scope);
};

Property Details

The `“buffer-size”` property

  “buffer-size”              guint

The buffer length.

Flags: Read / Write

Default value: 1024

Since: 2.1.35

The `“channel”` property

  “channel”                  AgsChannel *

The assigned AgsChannel to visualize.

Flags: Read / Write

Since: 2.0.0

The `“format”` property

  “format”                   guint

The format.

Flags: Read / Write

Default value: 16

Since: 2.1.35

The `“pad”` property

  “pad”                      AgsPad *

The assigned AgsPad.

Flags: Read / Write

Since: 2.0.0

The `“samplerate”` property

  “samplerate”               guint

The samplerate.

Flags: Read / Write

Default value: 48000

Since: 2.1.35

Signal Details

The `“add-effect”` signal

gpointer
user_function (AgsLine *line,
               gpointer control_type_name,
               gchar   *filename,
               gchar   *effect,
               gpointer user_data)

The ::add-effect signal notifies about added effect.

Parameters

line	the AgsLine to modify
control_type_name	the control GType string representation
filename	the effect's filename
effect	the effect's name
user_data	user data set when the signal handler was connected.

Returns

a GList containing new AgsPort objects

Flags: Run Last

Since: 2.0.0

The `“buffer-size-changed”` signal

void
user_function (AgsLine *line,
               guint    buffer_size,
               guint    old_buffer_size,
               gpointer user_data)

The ::buffer-size-changed signal notifies about changed buffer size.

Parameters

line	the AgsLine
buffer_size	the buffer size
old_buffer_size	the old buffer size
user_data	user data set when the signal handler was connected.

Flags: Run Last

Since: 2.1.35

The `“find-port”` signal

gpointer
user_function (AgsLine *line,
               gpointer user_data)

The ::find-port retrieves all associated ports.

Parameters

line	the AgsLine
user_data	user data set when the signal handler was connected.

Returns

an GList containing all related AgsPort

Flags: Run Last

Since: 2.0.0

The `“format-changed”` signal

void
user_function (AgsLine *line,
               guint    format,
               guint    old_format,
               gpointer user_data)

The ::format-changed signal notifies about changed format.

Parameters

line	the AgsLine
format	the format
old_format	the old format
user_data	user data set when the signal handler was connected.

Flags: Run Last

Since: 2.1.35

The `“group-changed”` signal

void
user_function (AgsLine *line,
               gpointer user_data)

The ::group-changed signal notifies about changed grouping. This normally happens as toggling group button in AgsPad or AgsLine.

Parameters

line	the object group changed
user_data	user data set when the signal handler was connected.

Flags: Run Last

Since: 2.0.0

The `“map-recall”` signal

void
user_function (AgsLine *line,
               guint    output_pad_start,
               gpointer user_data)

The ::map-recall as recalls should be mapped.

Parameters

line	the AgsLine
output_pad_start	the channels start pad
user_data	user data set when the signal handler was connected.

Flags: Run Last

Since: 2.0.0

The `“remove-effect”` signal

void
user_function (AgsLine *line,
               guint    nth,
               gpointer user_data)

The ::remove-effect signal notifies about removed effect.

Parameters

line	the AgsLine to modify
nth	the nth effect
user_data	user data set when the signal handler was connected.

Flags: Run Last

Since: 2.0.0

The `“samplerate-changed”` signal

void
user_function (AgsLine *line,
               guint    samplerate,
               guint    old_samplerate,
               gpointer user_data)

The ::samplerate-changed signal notifies about changed samplerate.

Parameters

line	the AgsLine
samplerate	the samplerate
old_samplerate	the old samplerate
user_data	user data set when the signal handler was connected.

Flags: Run Last

Since: 2.1.35

The `“set-channel”` signal

void
user_function (AgsLine *line,
               GObject *channel,
               gpointer user_data)

The ::set-channel signal notifies about changed channel.

Parameters

line	the AgsLine to modify
channel	the AgsChannel to set
user_data	user data set when the signal handler was connected.

Flags: Run Last

Since: 2.0.0

The `“stop”` signal

void
user_function (AgsLine *line,
               gpointer recall_id,
               gint     sound_scope,
               gpointer user_data)

The ::stop signal gets emited as audio stops playback.

Parameters

line	the AgsLine
recall_id	the GList containing AgsRecallID
sound_scope	the sound scope
user_data	user data set when the signal handler was connected.

Flags: Run Last

Since: 2.0.0

AgsLine

Functions

Properties

Signals

Types and Values

Object Hierarchy

Implemented Interfaces

Includes

Description

Functions

ags_line_samplerate_changed ()

Parameters

ags_line_buffer_size_changed ()

Parameters

ags_line_format_changed ()

Parameters

ags_line_set_channel ()

Parameters

ags_line_group_changed ()

Parameters

ags_line_add_effect ()

Parameters

Returns

ags_line_remove_effect ()

Parameters

ags_line_map_recall ()

Parameters

ags_line_find_port ()

Parameters

Returns

ags_line_stop ()

Parameters

ags_line_find_next_grouped ()

Parameters

Returns

ags_line_message_monitor_timeout ()

Parameters

Returns

ags_line_indicator_queue_draw_timeout ()

Parameters

Returns

ags_line_new ()

Parameters

Returns

AGS_IS_LINE()

AGS_LINE()

AGS_LINE_CLASS()

AGS_LINE_GET_CLASS()

ags_line_get_type ()

Types and Values

AGS_LINE_DEFAULT_VERSION

AGS_LINE_DEFAULT_BUILD_ID

AGS_LINE_COLUMNS_COUNT

AGS_LINE_SEPARATOR_FILENAME

AGS_LINE_SEPARATOR_EFFECT

enum AgsLineFlags

Members

AGS_TYPE_LINE

struct AgsLine

struct AgsLineClass

Property Details

The “buffer-size” property

The “channel” property

The “format” property

The “pad” property

The “samplerate” property

Signal Details

The “add-effect” signal

Parameters

Returns

The “buffer-size-changed” signal

Parameters

The “find-port” signal

Parameters

Returns

The “format-changed” signal

Parameters

The “group-changed” signal

Parameters

The “map-recall” signal

The `“buffer-size”` property

The `“channel”` property

The `“format”` property

The `“pad”` property

The `“samplerate”` property

The `“add-effect”` signal

The `“buffer-size-changed”` signal

The `“find-port”` signal

The `“format-changed”` signal

The `“group-changed”` signal

The `“map-recall”` signal

The `“remove-effect”` signal

The `“samplerate-changed”` signal

The `“set-channel”` signal

The `“stop”` signal