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/* 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 2
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "graphics/macgui/mactext.h"
#include "graphics/font.h"
namespace Graphics {
MacText::MacText(Common::String s, Graphics::Font *font, int fgcolor, int bgcolor, int maxWidth) {
_str = s;
_font = font;
_fgcolor = fgcolor;
_bgcolor = bgcolor;
_maxWidth = maxWidth;
_interLinear = 0; // 0 pixels between the lines by default
if (_maxWidth == -1)
_textMaxWidth = 1000000; // Some big value
else
_textMaxWidth = -1;
splitString(_str);
_fullRefresh = true;
}
void MacText::splitString(Common::String &str) {
const char *s = str.c_str();
Common::String tmp;
bool prevCR;
while (*s) {
if (*s == '\n' && prevCR) { // trean \r\n as one
prevCR = false;
continue;
}
if (*s == '\r')
prevCR = true;
if (*s == '\r' || *s == '\n') {
_maxWidth = MIN(_font->wordWrapText(tmp, _maxWidth, _text), _maxWidth);
tmp.clear();
continue;
}
tmp += *s;
}
if (_text.size())
_maxWidth = MIN(_font->wordWrapText(tmp, _maxWidth, _text), _maxWidth);
}
void MacText::reallocSurface() {
int lineHeight = _font->getFontHeight() + _interLinear;
int requiredHeight = (_text.size() + (_text.size() * 10 + 9) / 10) * lineHeight;
if (_surface.w < requiredHeight) {
// realloc surface
_surface.create(_maxWidth == -1 ? _textMaxWidth : _maxWidth, requiredHeight);
}
}
void MacText::render() {
if (_fullRefresh) {
reallocSurface();
_surface.clear(_bgcolor);
int y = 0;
for (uint i = 0; i < _text.size(); i++) {
_font->drawString(&_surface, _text[i], 0, y, _textMaxWidth, _fgcolor);
y += _font->getFontHeight() + _interLinear;
}
_fullRefresh = false;
}
}
void MacText::draw(ManagedSurface *g, int x, int y, int w, int h, int xoff, int yoff) {
render();
if (x + w < _surface.w || y + h < _surface.h) {
g->fillRect(Common::Rect(x, y, x + w, y + w), _bgcolor);
}
g->blitFrom(_surface, Common::Rect(MIN<int>(_surface.w, x), MIN<int>(_surface.h, y),
MIN<int>(_surface.w, x + w), MIN<int>(_surface.w, y + w)), Common::Point(xoff, yoff));
}
void MacText::appendText(Common::String str) {
//int oldLen = _text.size();
splitString(str);
reallocSurface();
//render(oldLen + 1, _text.size());
}
} // End of namespace Graphics
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