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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 "illusions/illusions.h"
#include "illusions/screentext.h"
#include "illusions/dictionary.h"
#include "illusions/resources/fontresource.h"
#include "illusions/screen.h"
#include "illusions/textdrawer.h"
#include "engines/util.h"
#include "graphics/palette.h"
namespace Illusions {
ScreenText::ScreenText(IllusionsEngine *vm)
: _vm(vm), _surface(0) {
}
ScreenText::~ScreenText() {
}
void ScreenText::getTextInfoDimensions(WidthHeight &textInfoDimensions) {
textInfoDimensions = _dimensions;
}
void ScreenText::setTextInfoPosition(Common::Point position) {
_position = position;
clipTextInfoPosition(_position);
}
void ScreenText::updateTextInfoPosition(Common::Point position) {
WidthHeight dimensions;
getTextInfoDimensions(dimensions);
position.x = position.x - dimensions._width / 2;
position.y = position.y - dimensions._height / 2;
setTextInfoPosition(position);
}
void ScreenText::clipTextInfoPosition(Common::Point &position) {
// TODO Set min/max for BBDOU
if (position.x < 2)
position.x = 2;
else if (position.x + _dimensions._width > 318)
position.x = 318 - _dimensions._width;
if (position.y < 2)
position.y = 2;
else if (position.y + _dimensions._height > 198)
position.y = 198 - _dimensions._height;
}
bool ScreenText::refreshScreenText(FontResource *font, WidthHeight dimensions, Common::Point offsPt,
uint16 *text, uint textFlags, uint16 color2, uint16 color1, uint16 *&outTextPtr) {
TextDrawer textDrawer;
bool done = textDrawer.wrapText(font, text, &dimensions, offsPt, textFlags, outTextPtr);
_surface = _vm->_screen->allocSurface(dimensions._width, dimensions._height);
_dimensions = dimensions;
textDrawer.drawText(_vm->_screen, _surface, color2, color1);
return done;
}
bool ScreenText::insertText(uint16 *text, uint32 fontId, WidthHeight dimensions, Common::Point offsPt, uint flags,
uint16 color2, uint16 color1, byte colorR, byte colorG, byte colorB, uint16 *&outTextPtr) {
if (!_screenTexts.empty()) {
ScreenTextEntry *screenText = _screenTexts.back();
screenText->_info._position = _position;
freeTextSurface();
}
ScreenTextEntry *screenText = new ScreenTextEntry();
screenText->_info._fontId = fontId;
screenText->_info._dimensions = dimensions;
screenText->_info._offsPt = offsPt;
screenText->_info._flags = 0;
if (flags & 8)
screenText->_info._flags |= 8;
if (flags & 0x10)
screenText->_info._flags |= 0x10;
if (flags & 1)
screenText->_info._flags |= 1;
else
screenText->_info._flags |= 2;
screenText->_info._color2 = color2;
screenText->_info._color1 = color1;
screenText->_info._colorR = colorR;
screenText->_info._colorG = colorG;
screenText->_info._colorB = colorB;
_screenTexts.push_back(screenText);
FontResource *font = _vm->_dict->findFont(screenText->_info._fontId);
bool done = refreshScreenText(font, screenText->_info._dimensions, screenText->_info._offsPt,
text, screenText->_info._flags, screenText->_info._color2, screenText->_info._color1,
outTextPtr);
debug("font->getColorIndex(): %d", font->getColorIndex());
_vm->_screen->setPaletteEntry(font->getColorIndex(), screenText->_info._colorR, screenText->_info._colorG, screenText->_info._colorB);
uint16 *textPart = screenText->_text;
while (text != outTextPtr)
*textPart++ = *text++;
*textPart = 0;
updateTextInfoPosition(Common::Point(160, 100));
return done;
}
void ScreenText::removeText() {
freeTextSurface();
if (!_screenTexts.empty()) {
ScreenTextEntry *screenText = _screenTexts.back();
delete screenText;
_screenTexts.pop_back();
}
if (!_screenTexts.empty()) {
ScreenTextEntry *screenText = _screenTexts.back();
if (screenText->_info._fontId) {
uint16 *outTextPtr;
FontResource *font = _vm->_dict->findFont(screenText->_info._fontId);
refreshScreenText(font, screenText->_info._dimensions, screenText->_info._offsPt,
screenText->_text, screenText->_info._flags, screenText->_info._color2, screenText->_info._color1,
outTextPtr);
_vm->_screen->setPaletteEntry(font->getColorIndex(), screenText->_info._colorR, screenText->_info._colorG, screenText->_info._colorB);
setTextInfoPosition(screenText->_info._position);
}
}
}
void ScreenText::clearText() {
if (!_screenTexts.empty()) {
ScreenTextEntry *screenText = _screenTexts.back();
screenText->_info._position = _position;
freeTextSurface();
}
ScreenTextEntry *screenText = new ScreenTextEntry();
screenText->_info._fontId = 0;
_screenTexts.push_back(screenText);
}
void ScreenText::freeTextSurface() {
if (_surface) {
_surface->free();
delete _surface;
_surface = 0;
}
}
} // End of namespace Illusions
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