scummvm/gui/Tooltip.cpp
2012-06-20 03:31:50 +02:00

78 lines
2.5 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 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 "common/util.h"
#include "gui/widget.h"
#include "gui/dialog.h"
#include "gui/gui-manager.h"
#include "gui/Tooltip.h"
#include "gui/ThemeEval.h"
namespace GUI {
Tooltip::Tooltip() :
Dialog(-1, -1, -1, -1), _maxWidth(-1) {
_backgroundType = GUI::ThemeEngine::kDialogBackgroundTooltip;
}
void Tooltip::setup(Dialog *parent, Widget *widget, int x, int y) {
assert(widget->hasTooltip());
_maxWidth = g_gui.xmlEval()->getVar("Globals.Tooltip.MaxWidth", 100);
_xdelta = g_gui.xmlEval()->getVar("Globals.Tooltip.XDelta", 0);
_ydelta = g_gui.xmlEval()->getVar("Globals.Tooltip.YDelta", 0);
const Graphics::Font *tooltipFont = g_gui.theme()->getFont(ThemeEngine::kFontStyleTooltip);
_wrappedLines.clear();
_w = tooltipFont->wordWrapText(widget->getTooltip(), _maxWidth - 4, _wrappedLines);
_h = (tooltipFont->getFontHeight() + 2) * _wrappedLines.size();
_x = MIN<int16>(parent->_x + x + _xdelta, g_gui.getWidth() - _w - 3);
_y = MIN<int16>(parent->_y + y + _ydelta, g_gui.getHeight() - _h - 3);
}
void Tooltip::drawDialog() {
int num = 0;
int h = g_gui.theme()->getFontHeight(ThemeEngine::kFontStyleTooltip) + 2;
Dialog::drawDialog();
for (Common::StringArray::const_iterator i = _wrappedLines.begin(); i != _wrappedLines.end(); ++i, ++num) {
g_gui.theme()->drawText(
Common::Rect(_x + 1, _y + 1 + num * h, _x + 1 +_w, _y + 1+ (num + 1) * h), *i,
ThemeEngine::kStateEnabled,
Graphics::kTextAlignLeft,
ThemeEngine::kTextInversionNone,
0,
false,
ThemeEngine::kFontStyleTooltip,
ThemeEngine::kFontColorNormal,
false
);
}
}
}