/*
 * CINELERRA
 * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
 * 
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 * 
 * This program 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 General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 * 
 */

#include "autoconf.h"
#include "bcsignals.h"
#include "clip.h"
#include "edl.h"
#include "edlsession.h"
#include "gwindowgui.h"
#include "language.h"
#include "mainmenu.h"
#include "mainsession.h"
#include "mwindow.h"
#include "mwindowgui.h"
#include "trackcanvas.h"





GWindowGUI::GWindowGUI(MWindow *mwindow,
	int w,
	int h)
 : BC_Window(_(PROGRAM_NAME ": Overlays"),
 	mwindow->session->gwindow_x, 
    mwindow->session->gwindow_y, 
    w, 
    h,
    w,
    h,
    0,
    0,
    1)
{
	this->mwindow = mwindow;
	drag_operation = 0;
	new_status = 0;
}

static const char *other_text[OTHER_TOGGLES] =
{
	_("Assets"),
	_("Titles"),
	_("Transitions"),
	_("Plugin Autos")
};

static const char *auto_text[AUTOMATION_TOTAL] = 
{
	_("Mute"),
	_("Camera X"),
	_("Camera Y"),
	_("Camera Z"),
	_("Projector X"),
	_("Projector Y"),
	_("Projector Z"),
	_("Fade"),
	_("Pan"),
	_("Mode"),
	_("Mask"),
	_("Speed")
};

void GWindowGUI::calculate_extents(BC_WindowBase *gui, int *w, int *h)
{
	int temp1, temp2, temp3, temp4, temp5, temp6, temp7;
	int current_w, current_h;
	*w = 10;
	*h = 10;
	for(int i = 0; i < OTHER_TOGGLES; i++)
	{
		BC_Toggle::calculate_extents(gui, 
			BC_WindowBase::get_resources()->checkbox_images,
			0,
			&temp1,
			&current_w,
			&current_h,
			&temp2,
			&temp3,
			&temp4,
			&temp5, 
			&temp6,
			&temp7, 
			other_text[i],
			MEDIUMFONT);
		*w = MAX(current_w, *w);
		*h += current_h + 5;
	}

	for(int i = 0; i < AUTOMATION_TOTAL; i++)
	{
		BC_Toggle::calculate_extents(gui, 
			BC_WindowBase::get_resources()->checkbox_images,
			0,
			&temp1,
			&current_w,
			&current_h,
			&temp2,
			&temp3,
			&temp4,
			&temp5, 
			&temp6,
			&temp7, 
			auto_text[i],
			MEDIUMFONT);
		*w = MAX(current_w, *w);
		*h += current_h + 5;
	}
	*h += 10;
	*w += 20;
}



void GWindowGUI::create_objects()
{
	int x = 10, y = 10;
	lock_window("GWindowGUI::create_objects 1");


	for(int i = 0; i < OTHER_TOGGLES; i++)
	{
		add_tool(other[i] = new GWindowToggle(mwindow, 
			this, 
			x, 
			y, 
			-1,
			i, 
			other_text[i]));
		y += other[i]->get_h() + 5;
	}

	for(int i = 0; i < AUTOMATION_TOTAL; i++)
	{
		add_tool(auto_toggle[i] = new GWindowToggle(mwindow, 
			this, 
			x, 
			y, 
			i,
			-1, 
			auto_text[i]));
		y += auto_toggle[i]->get_h() + 5;
	}
	unlock_window();
}

void GWindowGUI::update_mwindow()
{
	unlock_window();
	mwindow->gui->mainmenu->update_toggles(1);
	lock_window("GWindowGUI::update_mwindow");
}

void GWindowGUI::update_toggles(int use_lock)
{
	if(use_lock) lock_window("GWindowGUI::update_toggles");

	for(int i = 0; i < OTHER_TOGGLES; i++)
	{
		other[i]->update();
	}

	for(int i = 0; i < AUTOMATION_TOTAL; i++)
	{
		auto_toggle[i]->update();
	}

	if(use_lock) unlock_window();
}

int GWindowGUI::translation_event()
{
	mwindow->session->gwindow_x = get_x();
	mwindow->session->gwindow_y = get_y();
	return 0;
}

int GWindowGUI::close_event()
{
	hide_window();
	mwindow->session->show_gwindow = 0;
	unlock_window();

	mwindow->gui->lock_window("GWindowGUI::close_event");
	mwindow->gui->mainmenu->show_gwindow->set_checked(0);
	mwindow->gui->unlock_window();

	lock_window("GWindowGUI::close_event");
	mwindow->save_defaults();
	return 1;
}

int GWindowGUI::keypress_event()
{
	switch(get_keypress())
	{
		case 'w':
		case 'W':
			if(ctrl_down())
			{
				close_event();
				return 1;
			}
			break;
	}
	return 0;
}

int GWindowGUI::cursor_motion_event()
{
	//int cursor_x = get_relative_cursor_x();
	int cursor_y = get_relative_cursor_y();
	//int update_gui = 0;

	if(drag_operation)
	{
		if(cursor_y >= 0 &&
			cursor_y < get_h())
		{
			for(int i = 0; i < MAX(OTHER_TOGGLES, AUTOMATION_TOTAL); i++)
			{
				if(i < OTHER_TOGGLES)
				{
					if(cursor_y >= other[i]->get_y() &&
						cursor_y < other[i]->get_y() + other[i]->get_h())
					{
						other[i]->BC_Toggle::update(new_status);
						//update_gui = 1;
					}
				}
				
				if(i < AUTOMATION_TOTAL)
				{
					if(cursor_y >= auto_toggle[i]->get_y() &&
						cursor_y < auto_toggle[i]->get_y() + auto_toggle[i]->get_h())
					{
						auto_toggle[i]->BC_Toggle::update(new_status);
						//update_gui = 1;
					}
				}
			}
		}
	}
	return 0;
}









GWindowToggle::GWindowToggle(MWindow *mwindow, 
	GWindowGUI *gui, 
	int x, 
	int y, 
	int subscript, 
	int other,
	const char *text)
 : BC_CheckBox(x, 
 	y, 
	*get_main_value(mwindow, subscript, other), 
	text)
{
	this->mwindow = mwindow;
	this->gui = gui;
	this->subscript = subscript;
	this->other = other;
	set_select_drag(1);
}


int GWindowToggle::button_press_event()
{
	if(is_event_win() && get_buttonpress() == 1)
	{
//printf("GWindowToggle::button_press_event %d %d\n", __LINE__, get_value());
		set_status(BC_Toggle::TOGGLE_DOWN);

		BC_Toggle::update(!get_value());
		gui->drag_operation = 1;
		gui->new_status = get_value();
//printf("GWindowToggle::button_press_event %d %d\n", __LINE__, get_value());

		return 1;
	}
	return 0;
}

int GWindowToggle::button_release_event()
{
	int result = BC_Toggle::button_release_event();
	gui->drag_operation = 0;
	handle_event();
	return result;
}



int GWindowToggle::handle_event()
{
	*get_main_value(mwindow, subscript, other) = get_value();
	gui->update_mwindow();


// Update stuff in MWindow
	unlock_window();
	mwindow->gui->lock_window("GWindowToggle::handle_event");
	if(subscript >= 0)
	{
		mwindow->gui->draw_overlays(1);
	}
	else
	{
		switch(other)
		{
			case ASSETS:
			case TITLES:
				mwindow->gui->update(1,
					1,
					0,
					0,
					1, 
					0,
					0);
				break;

			case TRANSITIONS:
			case PLUGIN_AUTOS:
				mwindow->gui->draw_overlays(1);
				break;
		}
	}

	mwindow->gui->unlock_window();
	lock_window("GWindowToggle::handle_event");

	return 1;
}

int *GWindowToggle::get_main_value(MWindow *mwindow, int subscript, int other)
{
	if(subscript >= 0)
	{
		return &mwindow->edl->session->auto_conf->autos[subscript];
	}
	else
	{
		switch(other)
		{
			case ASSETS:
				return &mwindow->edl->session->show_assets;
				break;
			case TITLES:
				return &mwindow->edl->session->show_titles;
				break;
			case TRANSITIONS:
				return &mwindow->edl->session->auto_conf->transitions;
				break;
			case PLUGIN_AUTOS:
				return &mwindow->edl->session->auto_conf->plugins;
				break;
		}
	}
	return 0;
}

void GWindowToggle::update()
{
	set_value(*get_main_value(mwindow, subscript, other));
}