scummvm/gui/Tooltip.cpp
2021-12-26 18:48:43 +01:00

101 lines
3.4 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 "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), _parent(nullptr), _xdelta(0), _ydelta(0), _xpadding(0), _ypadding(0) {
_backgroundType = GUI::ThemeEngine::kDialogBackgroundTooltip;
}
void Tooltip::setup(Dialog *parent, Widget *widget, int x, int y) {
assert(widget->hasTooltip());
_parent = parent;
setMouseUpdatedOnFocus(false);
_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);
_xpadding = g_gui.xmlEval()->getVar("Globals.Tooltip.XPadding", 2);
_ypadding = g_gui.xmlEval()->getVar("Globals.Tooltip.YPadding", 2);
const Graphics::Font *tooltipFont = g_gui.theme()->getFont(ThemeEngine::kFontStyleTooltip);
_wrappedLines.clear();
_w = tooltipFont->wordWrapText(widget->getTooltip(), _maxWidth - _xpadding * 2, _wrappedLines) + _xpadding * 2;
_h = (tooltipFont->getFontHeight() + 2) * _wrappedLines.size() + _ypadding * 2;
_x = MIN<int16>(parent->_x + x + _xdelta + _xpadding, g_system->getOverlayWidth() - _w - _xpadding * 2);
_y = MIN<int16>(parent->_y + y + _ydelta + _ypadding, g_system->getOverlayHeight() - _h - _ypadding * 2);
if (g_gui.useRTL())
_x = g_system->getOverlayWidth() - _w - _x + g_gui.getOverlayOffset();
if (ConfMan.hasKey("tts_enabled", "scummvm") &&
ConfMan.getBool("tts_enabled", "scummvm")) {
Common::TextToSpeechManager *ttsMan = g_system->getTextToSpeechManager();
if (ttsMan == nullptr)
return;
ttsMan->say(widget->getTooltip(), Common::TextToSpeechManager::QUEUE_NO_REPEAT);
}
}
void Tooltip::drawDialog(DrawLayer layerToDraw) {
int num = 0;
int h = g_gui.theme()->getFontHeight(ThemeEngine::kFontStyleTooltip) + 2;
Dialog::drawDialog(layerToDraw);
int16 textX = g_gui.useRTL() ? _x - 1 - _xpadding : _x + 1 + _xpadding;
int16 textY = _y + 1 + _ypadding;
Graphics::TextAlign textAlignment = g_gui.useRTL() ? Graphics::kTextAlignRight : Graphics::kTextAlignLeft;
for (Common::U32StringArray::const_iterator i = _wrappedLines.begin(); i != _wrappedLines.end(); ++i, ++num) {
g_gui.theme()->drawText(
Common::Rect(textX, textY + num * h, textX + _w, textY + (num + 1) * h),
*i,
ThemeEngine::kStateEnabled,
textAlignment,
ThemeEngine::kTextInversionNone,
0,
false,
ThemeEngine::kFontStyleTooltip,
ThemeEngine::kFontColorNormal,
false
);
}
}
}