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/*
* QHexEdit is a Hex Editor Widget for the Qt Framework
* Copyright (C) 2010-2025 Winfried Simon
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see
* https://www.gnu.org/licenses/
*/
#include "color_manager.h"
#include <QApplication>
#include <QStyleFactory>
#include <QtGui>
#include <QtCore>
ColoredArea::ColoredArea()
{
_posStart = 0;
_posEnd = 0;
_fontColor = QPen(QColor::fromRgba(qRgba(0, 0, 0, 0)));
_areaStyle = QColor::fromRgba(qRgba(0, 0, 0, 0));
}
ColoredArea::ColoredArea(QPen pen, QBrush background)
{
_posStart = 0;
_posEnd = 0;
_fontColor = pen;
_areaStyle = background;
}
ColoredArea::ColoredArea(qint64 posStart, qint64 posEnd, QPen pen, QBrush background)
{
_posStart = posStart;
_posEnd = posEnd;
_fontColor = pen;
_areaStyle = background;
}
QPen ColoredArea::fontPen()
{
return _fontColor;
}
QColor ColoredArea::fontColor()
{
return _fontColor.color();
}
void ColoredArea::setFontColor(QColor color)
{
_fontColor = QPen(color);
}
QColor ColoredArea::areaColor()
{
return _areaStyle.color();
}
QBrush ColoredArea::areaStyle()
{
return _areaStyle;
}
void ColoredArea::setAreaColor(QColor color)
{
_areaStyle.setColor(color);
}
void ColoredArea::setAreaStyle(QBrush backround)
{
_areaStyle = backround;
}
qint64 ColoredArea::posStart()
{
return _posStart;
};
qint64 ColoredArea::posEnd()
{
return _posEnd;
};
void ColoredArea::setRange(qint64 posStart, qint64 posEnd)
{
_posStart = posStart;
_posEnd = posEnd;
};
void ColoredArea::clear()
{
_posStart = 0;
_posEnd = 0;
}
/********************************************* */
ColorManager::ColorManager()
{
QPalette palette = qApp->palette();
setPalette(palette);
};
void ColorManager::setPalette(const QPalette &palette)
{
_selection = ColoredArea(palette.highlightedText().color(), palette.highlight());
_highlighting = ColoredArea(QColor::fromRgb(0, 0, 0), QColor(0xff, 0xff, 0x99));
_address = ColoredArea(palette.windowText().color(), palette.alternateBase());
_hex = ColoredArea(palette.windowText().color(), palette.base());
_ascii = ColoredArea(palette.windowText().color(), palette.alternateBase());
}
// read only, copy of relevant ColoredArea is returned: you can't change anything
ColoredArea ColorManager::markedArea(qint64 pos, Area area, Chunks *chunks)
{
// prio 1 selection
if (pos >= _selection.posStart() && pos < _selection.posEnd())
{
return _selection;
}
// prio 2 highlighting (changed data)
if (chunks->dataChanged(pos))
{
return _highlighting;
}
// prio 3 user defined areas
foreach (ColoredArea area, _userAreas)
{
if (pos >= area.posStart() && pos < area.posEnd())
{
return area;
}
}
// nothing found -> standard colors
return this->notMarked(area);
};
ColoredArea& ColorManager::notMarked(Area area)
{
switch (area) {
case Area::Address:
return _address;
break;
case Area::Ascii:
return _ascii;
break;
case Area::Hex:
return _hex;
break;
}
return _hex; // should never happen
}
ColoredArea& ColorManager::selection()
{
return _selection;
};
ColoredArea& ColorManager::highlighting()
{
return _highlighting;
};
void ColorManager::addUserArea(qint64 posStart, qint64 posEnd, QColor fontColor, QBrush areaStyle)
{
ColoredArea userArea = ColoredArea(posStart, posEnd, fontColor, areaStyle);
_userAreas.append(userArea);
}
void ColorManager::clearUserAreas()
{
_userAreas.clear();
}
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