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2026-02-02 04:50:13 +01:00

110 lines
2.8 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/>.
*
*/
#include "ultima/ultima0/gfx/gfx_surface.h"
#include "ultima/ultima0/gfx/font.h"
#include "ultima/ultima0/ultima0.h"
namespace Ultima {
namespace Ultima0 {
namespace Gfx {
void GfxSurface::writeString(const Common::Point &pt, const Common::String &str,
Graphics::TextAlign align) {
_textPos = pt;
writeString(str, align);
}
void GfxSurface::writeString(const Common::String &str, Graphics::TextAlign align) {
size_t strSize = 0;
for (const char *p = str.c_str(); *p; ++p)
strSize += Common::isPrint(*p) ? 1 : 0;
switch (align) {
case Graphics::kTextAlignCenter:
_textPos.x -= strSize / 2;
break;
case Graphics::kTextAlignRight:
_textPos.x -= strSize;
break;
case Graphics::kTextAlignLeft:
default:
break;
}
for (const char *p = str.c_str(); *p; ++p) {
if (*p == '\n') {
assert(align == Graphics::kTextAlignLeft);
newLine();
} else if (*p < 32) {
setColor((byte)*p);
} else {
writeChar(*p);
}
}
}
void GfxSurface::writeChar(uint32 chr) {
if (chr >= ' ') {
Font::writeChar(this, chr, Common::Point(_textPos.x * GLYPH_WIDTH,
_textPos.y * GLYPH_HEIGHT), _textColor);
++_textPos.x;
}
if (_textPos.x >= TEXT_WIDTH || chr == '\n') {
newLine();
}
}
void GfxSurface::newLine() {
_textPos.x = 0;
_textPos.y++;
if (_textPos.y >= TEXT_HEIGHT) {
_textPos.y = TEXT_HEIGHT - 1;
// Scroll the screen contents up
blitFrom(*this, Common::Rect(0, GLYPH_HEIGHT, DEFAULT_SCX, DEFAULT_SCY),
Common::Point(0, 0));
fillRect(Common::Rect(0, DEFAULT_SCX - GLYPH_HEIGHT, DEFAULT_SCX, DEFAULT_SCY), 0);
}
}
void GfxSurface::setTextPos(const Common::Point &pt) {
_textPos = pt;
}
byte GfxSurface::setColor(byte color) {
byte oldColor = _textColor;
_textColor = color;
return oldColor;
}
byte GfxSurface::setColor(byte r, byte g, byte b) {
byte oldColor = _textColor;
_textColor = g_engine->_palette.findBestColor(r, g, b);
return oldColor;
}
} // namespace Gfx
} // namespace Ultima0
} // namespace Ultima