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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include "titanic/support/text_cursor.h"
#include "titanic/events.h"
#include "titanic/support/screen_manager.h"
#include "titanic/titanic.h"
#include "common/textconsole.h"
namespace Titanic {
CTextCursor::CTextCursor(CScreenManager *screenManager) :
_screenManager(screenManager), _active(false), _blinkVisible(false),
_backRenderSurface(nullptr), _frontRenderSurface(nullptr),
_blinkDelay(300), _size(2, 10), _priorBlinkTime(0),
_cursorR(0), _cursorG(0), _cursorB(0), _mode(-1) {
_surface = screenManager->createSurface(10, 10, 16);
}
CTextCursor::~CTextCursor() {
delete _surface;
}
void CTextCursor::setColor(byte r, byte g, byte b) {
_cursorR = r;
_cursorG = g;
_cursorB = b;
}
void CTextCursor::show() {
_backRenderSurface = _screenManager->getSurface(SURFACE_BACKBUFFER);
_frontRenderSurface = _screenManager->getFrontRenderSurface();
_active = true;
_priorBlinkTime = g_vm->_events->getTicksCount();
}
void CTextCursor::hide() {
_active = false;
}
void CTextCursor::draw() {
if (!_active)
return;
// Handle updating whether the blinking cursor is visible or not
uint newTicks = g_vm->_events->getTicksCount();
while (newTicks > (_priorBlinkTime + _blinkDelay)) {
_priorBlinkTime += _blinkDelay;
_blinkVisible = !_blinkVisible;
}
if (_blinkVisible) {
Rect cursorRect = getCursorBounds();
_surface->blitFrom(Common::Point(0, 0), _backRenderSurface, &cursorRect);
if (!_screenBounds.isEmpty())
// Limit the cursor rect to only within designated screen area
cursorRect.constrain(_screenBounds);
if (!cursorRect.isEmpty()) {
// Draw cursor onto the screen
_backRenderSurface->_ddSurface->fillRect(&cursorRect,
_cursorR, _cursorG, _cursorB);
}
//_screenManager->blitFrom(SURFACE_BACKBUFFER, _surface, &_pos);
}
}
} // End of namespace Titanic
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