scummvm/engines/saga2/vdraw.h
2021-12-26 18:48:43 +01:00

66 lines
1.8 KiB
C++

/* 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 3 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, see <http://www.gnu.org/licenses/>.
*
*
* Based on the original sources
* Faery Tale II -- The Halls of the Dead
* (c) 1993-1996 The Wyrmkeep Entertainment Co.
*/
#ifndef SAGA2_VDRAW_H
#define SAGA2_VDRAW_H
#include "saga2/gdraw.h"
#include "saga2/vpage.h"
namespace Saga2 {
class gDisplayPort : public gPort {
public:
virtual ~gDisplayPort() {}
vDisplayPage protoPage;
// Lowest-level drawing functions, (virtually) retargeted to
// call SVGA drawing routines
void fillRect(const Rect16 r);
void clear() {
protoPage.fillRect(clip, fgPen);
}
// Blitting functions
// NOTE: svga port cannot be used a source!!!
void bltPixels(const gPixelMap &src,
int src_x, int src_y,
int dst_x, int dst_y,
int width, int height);
// Bresenham line-drawing functions
void line(int16 x1, int16 y1, int16 x2, int16 y2);
void scrollPixels(const Rect16 r, int dx, int dy);
};
extern vDisplayPage *drawPage;
} // end of namespace Saga2
#endif