/* ScummVM - Scumm Interpreter
 * Copyright (C) 2002-2005 The ScummVM project
 *
 * 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.
 *
 * $Header$
 */

#include "stdafx.h"
#include "gui/editable.h"
#include "gui/newgui.h"


namespace GUI {

EditableWidget::EditableWidget(GuiObject *boss, int x, int y, int w, int h)
 : Widget(boss, x, y, w, h) {
	_caretVisible = false;
	_caretTime = 0;
	_caretPos = 0;	// FIXME

	_caretInverse = false;

	_editScrollOffset = 0;
}

EditableWidget::~EditableWidget() {
}

void EditableWidget::handleTickle() {
	uint32 time = getMillis();
	if (_caretTime < time) {
		_caretTime = time + kCaretBlinkTime;
		drawCaret(_caretVisible);
	}
}

void EditableWidget::drawCaret(bool erase) {
	// Only draw if item is visible
	if (!isVisible() || !_boss->isVisible())
		return;

	int16 color = (erase ^ _caretInverse) ? g_gui._bgcolor : g_gui._textcolorhi;
	int x = getEditRect().left;
	int y = getEditRect().top;

	x += getCaretOffset();

	if (y < 0 || y + kLineHeight >= _h)
		return;
	
	x += getAbsX();
	y += getAbsY();

	g_gui.vLine(x, y, y + kLineHeight, color);
	g_gui.addDirtyRect(x, y, 2, kLineHeight);

	_caretVisible = !erase;
}


} // End of namespace GUI