/*   EXTRAITS DE LA LICENCE
	Copyright CEA, contributeurs : Luc BILLARD et Damien
	CALISTE, laboratoire L_Sim, (2001-2005)
  
	Adresse mèl :
	BILLARD, non joignable par mèl ;
	CALISTE, damien P caliste AT cea P fr.

	Ce logiciel est un programme informatique servant à visualiser des
	structures atomiques dans un rendu pseudo-3D. 

	Ce logiciel est régi par la licence CeCILL soumise au droit français et
	respectant les principes de diffusion des logiciels libres. Vous pouvez
	utiliser, modifier et/ou redistribuer ce programme sous les conditions
	de la licence CeCILL telle que diffusée par le CEA, le CNRS et l'INRIA 
	sur le site "http://www.cecill.info".

	Le fait que vous puissiez accéder à cet en-tête signifie que vous avez 
	pris connaissance de la licence CeCILL, et que vous en avez accepté les
	termes (cf. le fichier Documentation/licence.fr.txt fourni avec ce logiciel).
*/

/*   LICENCE SUM UP
	Copyright CEA, contributors : Luc BILLARD et Damien
	CALISTE, laboratoire L_Sim, (2001-2005)

	E-mail address:
	BILLARD, not reachable any more ;
	CALISTE, damien P caliste AT cea P fr.

	This software is a computer program whose purpose is to visualize atomic
	configurations in 3D.

	This software is governed by the CeCILL  license under French law and
	abiding by the rules of distribution of free software.  You can  use, 
	modify and/ or redistribute the software under the terms of the CeCILL
	license as circulated by CEA, CNRS and INRIA at the following URL
	"http://www.cecill.info". 

	The fact that you are presently reading this means that you have had
	knowledge of the CeCILL license and that you accept its terms. You can
	find a copy of this licence shipped with this software at Documentation/licence.en.txt.
*/
#ifndef VISU_WINDOWINTERFACE_H
#define VISU_WINDOWINTERFACE_H

#include <glib.h>
#include <visu_data.h>

#include "visu_windowInterface_def.h"
#include "visu_actionInterface.h"
#include <visu_dump.h>

/*************************************/
/* Dealing with the rendering window */
/*************************************/
int initRenderingWindow(char* windowRef, char* iconRef, char* window_name,
			char* class_name, int width, int height);

/**
 * setObserveEventListener:
 * @window: a pointer on a valid rendering window object (see #RenderingWindow
 *          if GTK is used for rendering) ;
 * @userCallbacks: methods to be called depending on listeners.
 *
 * Bring up the interactive mode listeners (clic, drag...) for observe mode
 * and connect then to the given methods pointed by @userCallbacks.
 *
 * Returns: a list of signal ID. This list is empty if GTK is used for rendering since
 *          it is stored internally in the #RenderingWindow object.
 */
GList* setObserveEventListener(GenericRenderingWindow window, CallbackFunctions *userCallbacks);
/**
 * setPickEventListener:
 * @window: a pointer on a valid rendering window object (see #RenderingWindow
 *          if GTK is used for rendering) ;
 * @userCallbacks: methods to be called depending on listeners.
 *
 * Bring up the interactive mode listeners (clic, drag...) for pick mode
 * and connect then to the given methods pointed by @userCallbacks.
 *
 * Returns: a list of signal ID. This list is empty if GTK is used for rendering since
 *          it is stored internally in the #RenderingWindow object.
 */
GList* setPickEventListener(GenericRenderingWindow window, CallbackFunctions *userCallbacks);
/**
 * removeEventListener:
 * @window: a pointer on a valid rendering window object (see #RenderingWindow
 *          if GTK is used for rendering) ;
 * @listId: a #GList of guint callbacks id to be removed (useless if GTK is
 *          used for rendering since tis list is stored internally in the widget.
 *
 * Remove all listeners responsible for the interactive mode.
 */
void removeEventListener(GenericRenderingWindow window, GList* listId);

/**
 * visuRenderingWindowSet_visuData:
 * @window: a pointer on a valid rendering window object (see #RenderingWindow
 *          if GTK is used for rendering) ;
 * @data: a #VisuData to render in the given @window.
 *
 * This method is used to attach a #VisuData object to a given window.
 * When, @data is not NULL, this method emit the dataReadyForRendering signal,
 * and all modules that needs to draw something should catch this signal and
 * draw in the rendering window. If @data is NULL, the dataNotReadyForRendering
 * is emitted instead.
 */
void visuRenderingWindowSet_visuData(GenericRenderingWindow window, VisuData *data);
/**
 * visuRenderingWindowGet_visuData:
 * @window: a pointer on a valid rendering window object (see #RenderingWindow
 *          if GTK is used for rendering).
 *
 * This method is used to get the #VisuData attached to a window.
 *
 * Returns: the #VisuData attached to the @window or NULL if none.
 */
VisuData* visuRenderingWindowGet_visuData(GenericRenderingWindow window);

/**
 * visuRenderingWindowDump:
 * @window: a pointer on a valid rendering window object (see #RenderingWindow
 *          if GTK is used for rendering) ;
 * @format: a #DumpType object, corresponding to the write method ;
 * @buffer: a GString to store some error (not NULL) ;
 * @fileName: a string that defined the file to write to ;
 * @width: an integer ;
 * @height: an integer ;
 * @functionWait: a method to call periodically during the dump ;
 * @data: some pointer on object to be passed to the wait function.
 *
 * Call this method to dump the given @window to a file.
 *
 * Returns: TRUE if everything went right.
 */
gboolean visuRenderingWindowDump(GenericRenderingWindow window, DumpType *format, GString *buffer,
				 char* fileName, gint width, gint height,
				 voidDataFunc functionWait, gpointer data);

/**
 * checkWindowSize:
 * @window: a pointer on a valid rendering window object (see #RenderingWindow
 *          if GTK is used for rendering) ;
 * @width: a pointer to store the width of the window ;
 * @height: a pointer to store the height of the window.
 *
 * Get the rendering window size by asking the X server.
 */
void checkWindowSize(GenericRenderingWindow window,
		     unsigned int *width, unsigned int *height);

/**
 * visuRenderingWindowGet_backgroundColor:
 * @window: a pointer on a valid rendering window object (see #RenderingWindow
 *          if GTK is used for rendering) ;
 * @rgb: an allocated array of three floating point values.
 *
 * This method is used to retrieve the color of the rendering
 * window, depending on its style (see v_sim.rc for example if the rendering
 * window is monitored by GTK).
 */
void visuRenderingWindowGet_backgroundColor(GenericRenderingWindow window, float rgb[3]);

/**
 * visuRenderingWindowGet_backgroundImage:
 * @window: a pointer on a valid rendering window object (see #RenderingWindow
 *          if GTK is used for rendering) ;
 * @rowData: a pointer to be set on the data in memory ;
 * @hasAlphaChannel: a pointer to store if the loaded iage has an alpha channel ;
 * @width: store the width ;
 * @height: store the height.
 *
 * Use this method to load an image in memory (according to GdkPixbuf
 * specification) and retrieve the row data in memory. 
 *
 * Returns: a pointer to an opaque structure that must be freed after use
 *          by a call to visuRenderigWindowFree_backgroundImage:().
 */
gpointer visuRenderingWindowGet_backgroundImage(GenericRenderingWindow window,
					       guchar **rowData, gboolean *hasAlphaChannel,
					       int *width, int *height);

/**
 * visuRenderingWindowFree_backgroundImage:
 * @window: a pointer on a valid rendering window object (see #RenderingWindow
 *          if GTK is used for rendering) ;
 * @image: an opaque structure returned by visuRenderigWindowGet_backgroundImage().
 *
 * Free loaded image.
 */
void visuRenderingWindowFree_backgroundImage(GenericRenderingWindow window, gpointer image);

/**
 * raiseRenderWindow:
 * @window: a pointer on a valid rendering window object (see #RenderingWindow
 *          if GTK is used for rendering).
 *
 * Ask the window manager to raise the given window.
 */
void raiseRenderWindow(GenericRenderingWindow window);

/**
 * rename_window:
 * @window: a pointer on a valid rendering window object (see #RenderingWindow
 *          if GTK is used for rendering).
 * @nom: a string, null terminated.
 *
 * Change the nam of the given window.
 */
void rename_window(GenericRenderingWindow window, char *nom);

/**
 * visuRenderingWindowGet_current:
 *
 * Method used to get a pointer to the current active window.
 *
 * Returns: a pointer to the current active window.
 */
GenericRenderingWindow visuRenderingWindowGet_current();

#endif


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