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/* ScummVM - Scumm Interpreter
* Copyright (C) 2001 Ludvig Strigeus
* Copyright (C) 2001-2006 The ScummVM project
* Copyright (C) 2002-2006 Chris Apers - PalmOS Backend
*
* 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.
*
* $URL$
* $Id$
*
*/
#include "be_os5.h"
void OSystem_PalmOS5::showOverlay() {
// hide fight indicator
draw_osd(kDrawFight, _screenDest.w - 34, _screenDest.h + 2, false);
undraw_mouse();
_overlayVisible = true;
clearOverlay();
}
void OSystem_PalmOS5::hideOverlay() {
undraw_mouse();
_overlayVisible = false;
_redawOSD = true;
}
void OSystem_PalmOS5::clearOverlay() {
if (!_overlayVisible)
return;
byte *src = _offScreenP;
int16 *dst = _overlayP;
int cnt = _screenWidth * _screenHeight;
do {
*dst++ = _nativePal[*src++];
} while (--cnt);
}
void OSystem_PalmOS5::grabOverlay(OverlayColor *buf, int pitch) {
OverlayColor *src = _overlayP;
int h = _screenHeight;
do {
memcpy(buf, src, _screenWidth * 2);
src += _screenWidth;
buf += pitch;
} while (--h);
}
void OSystem_PalmOS5::copyRectToOverlay(const OverlayColor *buf, int pitch, int x, int y, int w, int h) {
if (w == 0 || h == 0)
return;
OverlayColor *dst = _overlayP + x + y * _screenWidth;
do {
memcpy(dst, buf, w * 2);
dst += _screenWidth;
buf += pitch;
} while (--h);
}
OverlayColor OSystem_PalmOS5::RGBToColor(uint8 r, uint8 g, uint8 b) {
return gfxMakeDisplayRGB(r, g, b);
}
void OSystem_PalmOS5::colorToRGB(OverlayColor color, uint8 &r, uint8 &g, uint8 &b) {
#ifdef PALMOS_68K
color = SWAP_BYTES_16(color);
#endif
r = ((color >> 8) & 0xF8);
g = ((color >> 3) & 0xFC);
b = ((color << 3) & 0xF8);
}
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