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https://github.com/libretro/scummvm.git
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83972e2001
- Merge is perfromed in order to not let rotting the code - Makefile modifications were avoided Stuff to resolve: - Circular dependency of common/vkeybd from graphics/ - Make it compilable (?) - Add some keyboards - Decide on the key bindings svn-id: r35813
68 lines
1.9 KiB
C++
68 lines
1.9 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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* $URL$
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* $Id$
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*/
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#include "graphics/surface-keycolored.h"
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namespace Graphics {
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void SurfaceKeyColored::blit(Surface *surf_src, int16 x, int16 y, OverlayColor transparent) {
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if (bytesPerPixel != sizeof(OverlayColor) || surf_src->bytesPerPixel != sizeof(OverlayColor)) return ;
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const OverlayColor *src = (const OverlayColor*)surf_src->pixels;
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int blitW = surf_src->w;
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int blitH = surf_src->h;
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// clip co-ordinates
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if (x < 0) {
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blitW += x;
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src -= x;
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x = 0;
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}
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if (y < 0) {
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blitH += y;
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src -= y * surf_src->w;
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y = 0;
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}
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if (blitW > w - x) blitW = w - x;
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if (blitH > h - y) blitH = h - y;
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if (blitW <= 0 || blitH <= 0)
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return;
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OverlayColor *dst = (OverlayColor*) getBasePtr(x, y);
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int dstAdd = w - blitW;
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int srcAdd = surf_src->w - blitW;
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for (int i = 0; i < blitH; ++i) {
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for (int j = 0; j < blitW; ++j, ++dst, ++src) {
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OverlayColor col = *src;
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if (col != transparent)
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*dst = col;
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}
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dst += dstAdd;
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src += srcAdd;
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}
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}
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} // end of namespace Graphics
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