#include <stdio.h>
#include <math.h>
#include <libgnomecanvas/libgnomecanvas.h>
#include <cairo.h>
#include <string.h>
#include <limits.h>
#include <unistd.h>
#include "ardour/dB.h"
#include "logmeter.h"
#include "canvas-waveview.h"
#include "rgb_macros.h"

Macros
#define	DEBUG_CACHE 0

#define	origin half_height

#define	origin half_height

Functions
void	c_stacktrace (void)

static void	gnome_canvas_waveview_class_init (GnomeCanvasWaveViewClass *class)

static void	gnome_canvas_waveview_init (GnomeCanvasWaveView *waveview)

static void	gnome_canvas_waveview_destroy (GtkObject *object)

static void	gnome_canvas_waveview_set_property (GObject object, guint prop_id, const GValue value, GParamSpec *pspec)

static void	gnome_canvas_waveview_get_property (GObject object, guint prop_id, GValue value, GParamSpec *pspec)

static void	gnome_canvas_waveview_update (GnomeCanvasItem item, double affine, ArtSVP *clip_path, int flags)

static void	gnome_canvas_waveview_bounds (GnomeCanvasItem item, double x1, double y1, double x2, double *y2)

static double	gnome_canvas_waveview_point (GnomeCanvasItem item, double x, double y, int cx, int cy, GnomeCanvasItem *actual_item)

static void	gnome_canvas_waveview_render (GnomeCanvasItem item, GnomeCanvasBuf buf)

static void	gnome_canvas_waveview_draw (GnomeCanvasItem item, GdkDrawable drawable, int x, int y, int w, int h)

static void	gnome_canvas_waveview_set_data_src (GnomeCanvasWaveView , void )

static void	gnome_canvas_waveview_set_channel (GnomeCanvasWaveView *, guint32)

static guint32	gnome_canvas_waveview_ensure_cache (GnomeCanvasWaveView *waveview, gulong start_sample, gulong end_sample)

GType	gnome_canvas_waveview_get_type (void)

void	gnome_canvas_waveview_set_gradient_waveforms (int yn)

GnomeCanvasWaveViewCache *	gnome_canvas_waveview_cache_new (void)

void	gnome_canvas_waveview_cache_destroy (GnomeCanvasWaveViewCache *cache)

static void	gnome_canvas_waveview_reset_bounds (GnomeCanvasItem *item)

static void	gnome_canvas_waveview_gradient_render (GnomeCanvasItem item, GnomeCanvasBuf buf)

static void	gnome_canvas_waveview_flat_render (GnomeCanvasItem item, GnomeCanvasBuf buf)

Variables
static int	_gradient_rendering = 0

static GnomeCanvasItemClass *	parent_class

Macro Definition Documentation

#define DEBUG_CACHE 0

Definition at line 404 of file canvas-waveview.c.

#define origin half_height

Enumeration Type Documentation

anonymous enum

Enumerator
PROP_0
PROP_DATA_SRC
PROP_CHANNEL
PROP_LENGTH_FUNCTION
PROP_SOURCEFILE_LENGTH_FUNCTION
PROP_PEAK_FUNCTION
PROP_GAIN_FUNCTION
PROP_GAIN_SRC
PROP_CACHE
PROP_CACHE_UPDATER
PROP_SAMPLES_PER_UNIT
PROP_AMPLITUDE_ABOVE_AXIS
PROP_X
PROP_Y
PROP_HEIGHT
PROP_WAVE_COLOR
PROP_CLIP_COLOR
PROP_ZERO_COLOR
PROP_FILL_COLOR
PROP_FILLED
PROP_RECTIFIED
PROP_ZERO_LINE
PROP_REGION_START
PROP_LOGSCALED

Definition at line 44 of file canvas-waveview.c.

Function Documentation

void c_stacktrace ( void )

Definition at line 768 of file utils.cc.

static void gnome_canvas_waveview_bounds	(	GnomeCanvasItem *	item,
		double *	x1,
		double *	y1,
		double *	x2,
		double *	y2
	)

static

Definition at line 2411 of file canvas-waveview.c.

void gnome_canvas_waveview_cache_destroy ( GnomeCanvasWaveViewCache * cache )

Definition at line 357 of file canvas-waveview.c.

GnomeCanvasWaveViewCache* gnome_canvas_waveview_cache_new ( void )

Definition at line 341 of file canvas-waveview.c.

static void gnome_canvas_waveview_class_init ( GnomeCanvasWaveViewClass * class )

static

Definition at line 156 of file canvas-waveview.c.

static void gnome_canvas_waveview_destroy ( GtkObject * object )

static

Definition at line 395 of file canvas-waveview.c.

static void gnome_canvas_waveview_draw	(	GnomeCanvasItem *	item,
		GdkDrawable *	drawable,
		int	x,
		int	y,
		int	w,
		int	h
	)

static

Definition at line 2197 of file canvas-waveview.c.

static guint32 gnome_canvas_waveview_ensure_cache	(	GnomeCanvasWaveView *	waveview,
		gulong	start_sample,
		gulong	end_sample
	)

static

Returns: cache index of start_sample within the cache

Definition at line 409 of file canvas-waveview.c.

static void gnome_canvas_waveview_flat_render	(	GnomeCanvasItem *	item,
		GnomeCanvasBuf *	buf
	)

static

Definition at line 1654 of file canvas-waveview.c.

static void gnome_canvas_waveview_get_property	(	GObject *	object,
		guint	prop_id,
		GValue *	value,
		GParamSpec *	pspec
	)

static

Definition at line 943 of file canvas-waveview.c.

GType gnome_canvas_waveview_get_type ( void )

Definition at line 130 of file canvas-waveview.c.

static void gnome_canvas_waveview_gradient_render	(	GnomeCanvasItem *	item,
		GnomeCanvasBuf *	buf
	)

static

Definition at line 1106 of file canvas-waveview.c.

static void gnome_canvas_waveview_init ( GnomeCanvasWaveView * waveview )

static

Definition at line 364 of file canvas-waveview.c.

static double gnome_canvas_waveview_point	(	GnomeCanvasItem *	item,
		double	x,
		double	y,
		int	cx,
		int	cy,
		GnomeCanvasItem **	actual_item
	)

static

Definition at line 2435 of file canvas-waveview.c.

static void gnome_canvas_waveview_render	(	GnomeCanvasItem *	item,
		GnomeCanvasBuf *	buf
	)

static

Definition at line 2186 of file canvas-waveview.c.

static void gnome_canvas_waveview_reset_bounds ( GnomeCanvasItem * item )

static

Definition at line 714 of file canvas-waveview.c.

void gnome_canvas_waveview_set_channel	(	GnomeCanvasWaveView *	waveview,
		guint32	chan
	)

static

Definition at line 704 of file canvas-waveview.c.

void gnome_canvas_waveview_set_data_src	(	GnomeCanvasWaveView *	waveview,
		void *	data_src
	)

static

Definition at line 687 of file canvas-waveview.c.

void gnome_canvas_waveview_set_gradient_waveforms ( int yn )

Definition at line 335 of file canvas-waveview.c.

static void gnome_canvas_waveview_set_property	(	GObject *	object,
		guint	prop_id,
		const GValue *	value,
		GParamSpec *	pspec
	)

static

Definition at line 747 of file canvas-waveview.c.

static void gnome_canvas_waveview_update	(	GnomeCanvasItem *	item,
		double *	affine,
		ArtSVP *	clip_path,
		int	flags
	)

static

Definition at line 1056 of file canvas-waveview.c.

Variable Documentation

int _gradient_rendering = 0

static

Definition at line 125 of file canvas-waveview.c.

GnomeCanvasItemClass* parent_class

static

Definition at line 127 of file canvas-waveview.c.

Enumerations
enum	{ PROP_0, PROP_DATA_SRC, PROP_CHANNEL, PROP_LENGTH_FUNCTION, PROP_SOURCEFILE_LENGTH_FUNCTION, PROP_PEAK_FUNCTION, PROP_GAIN_FUNCTION, PROP_GAIN_SRC, PROP_CACHE, PROP_CACHE_UPDATER, PROP_SAMPLES_PER_UNIT, PROP_AMPLITUDE_ABOVE_AXIS, PROP_X, PROP_Y, PROP_HEIGHT, PROP_WAVE_COLOR, PROP_CLIP_COLOR, PROP_ZERO_COLOR, PROP_FILL_COLOR, PROP_FILLED, PROP_RECTIFIED, PROP_ZERO_LINE, PROP_REGION_START, PROP_LOGSCALED }

Macros

Enumerations

Functions

Variables

Macro Definition Documentation

Enumeration Type Documentation

Function Documentation

Variable Documentation