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93 lines
2.7 KiB
C++
93 lines
2.7 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*
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* Based on the original sources
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* Faery Tale II -- The Halls of the Dead
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* (c) 1993-1996 The Wyrmkeep Entertainment Co.
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*/
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#ifndef SAGA2_VDRAW_H
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#define SAGA2_VDRAW_H
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#include "saga2/gdraw.h"
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#include "saga2/vpage.h"
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namespace Saga2 {
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class gDisplayPort : public gPort {
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public:
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virtual ~gDisplayPort() {}
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vDisplayPage *displayPage; // page to draw to
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virtual void setDisplayPage(vDisplayPage *dPage) {
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displayPage = dPage;
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clip = Rect16(0, 0, dPage->size.x, dPage->size.y);
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}
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void setMap(gPixelMap *, bool = FALSE) {}
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void setPixel(int16 x, int16 y, gPen color) {
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if (x >= clip.x && x < clip.x + clip.width
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&& y >= clip.y && y < clip.y + clip.height) {
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displayPage->setPixel(x + origin.x, y + origin.y, color);
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}
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}
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gPen getPixel(int16 x, int16 y) {
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return displayPage->getPixel(x + origin.x, y + origin.y);
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}
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gPen getPixel(Point16 p) {
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return displayPage->getPixel(p.x + origin.x, p.y + origin.y);
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}
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// Lowest-level drawing functions, (virtually) retargeted to
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// call SVGA drawing routines
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void fillRect(const Rect16 r);
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void hLine(int16 x, int16 y, int16 width);
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void vLine(int16 x, int16 y, int16 height);
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void clear(void) {
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displayPage->fillRect(clip, fgPen);
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}
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// Blitting functions
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// NOTE: svga port cannot be used a source!!!
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void bltPixels(gPixelMap &src,
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int src_x, int src_y,
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int dst_x, int dst_y,
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int width, int height);
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// Bresenham line-drawing functions
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void line(int16 x1, int16 y1, int16 x2, int16 y2);
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void scrollPixels(const Rect16 r, int dx, int dy);
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};
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extern void initVGAGraphics(gDisplayPort &mainPort);
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extern void cleanupVGAGraphics(void);
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extern vDisplayPage *drawPage;
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} // end of namespace Saga2
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#endif
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