gpkplotting.h

音频编码

/*
 *	GTK plotting routines include file
 *
 *	Copyright (c) 1999 Mark Taylor
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library 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
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */

#ifndef LAME_GPKPLOTTING_H
#define LAME_GPKPLOTTING_H

#include <gtk/gtk.h>

/* allocate a graphing widget */
GtkWidget *gpk_plot_new(int width,int height);

/* graph a function in the graphing widged */
void gpk_graph_draw(GtkWidget *widget,
		   int n, gdouble *xcord, gdouble *ycord,
		   gdouble xmn, gdouble ymn,gdouble xmx,gdouble ymx,
		   int clear, char * title,GdkColor *color);

/* draw a rectangle in the graphing widget */
void gpk_rectangle_draw(GtkWidget *widget,                  /* plot on this widged */
			gdouble xcord[2], gdouble ycord[2], /* corners */
			gdouble xmn,gdouble ymn,            /* coordinates of corners */
			gdouble xmx,gdouble ymx,
			GdkColor *color);                         /* color to use */

/* make a bar graph in the graphing widged */
void gpk_bargraph_draw(GtkWidget *widget,
		   int n, gdouble *xcord, gdouble *ycord,
		   gdouble xmn, gdouble ymn,gdouble xmx,gdouble ymx,
		   int clear, char * title, int bwidth,GdkColor *color);

/* set forground color  */
void setcolor(GtkWidget *widget, GdkColor *color,int red,int green,int blue);

#endif