61 lines
2.0 KiB
C++
61 lines
2.0 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 modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (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, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "agds/font.h"
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#include "graphics/managed_surface.h"
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namespace AGDS {
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Font::Font(Graphics::ManagedSurface *surface, int gw, int gh) : _surface(surface),
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_glyphW(gw), _glyphH(gh),
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_cellW(surface->w / 16), _cellH(surface->h / 16) {
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// debug("surface cell %dx%d", _cellW, _cellH);
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for (int y = 0; y < 16; ++y) {
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for (int x = 0; x < 16; ++x) {
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const uint32 *pixels = static_cast<uint32 *>(_surface->getBasePtr(x * _cellW, y * _cellH));
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int w;
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int ch = (y << 4) | x;
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for (w = 0; w <= _glyphW; ++w, ++pixels) {
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uint8 r, g, b, a;
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// debug("%d color #%08x", ch, *pixels);
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surface->format.colorToARGB(*pixels, r, g, b, a);
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// debug("%d %d %d %d", r, g, b, a);
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if (r == 0) // fixme: mapped incorrectly
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break;
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}
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_width[ch] = w;
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}
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}
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}
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void Font::drawChar(Graphics::Surface *dst, uint32 chr, int x, int y, uint32 color) const {
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if (chr >= 0x100)
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return;
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Common::Rect srcRect(getCharWidth(chr), _glyphH);
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srcRect.moveTo(_cellW * (chr & 0x0f), _cellH * (chr >> 4));
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if (!srcRect.isEmpty())
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_surface->blendBlitTo(*dst, x, y, Graphics::FLIP_NONE, &srcRect);
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}
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} // namespace AGDS
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