115 lines
3.4 KiB
C++
115 lines
3.4 KiB
C++
/****************************************************************************
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**
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** This file is part of the LibreCAD project, a 2D CAD program
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**
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** Copyright (C) 2020 A. Stebich (librecad@mail.lordofbikes.de)
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** Copyright (C) 2010 R. van Twisk (librecad@rvt.dds.nl)
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** Copyright (C) 2001-2003 RibbonSoft. All rights reserved.
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**
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**
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** This file may be distributed and/or modified under the terms of the
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** GNU General Public License version 2 as published by the Free Software
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** Foundation and appearing in the file gpl-2.0.txt included in the
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** packaging of this file.
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**
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** This program is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program; if not, write to the Free Software
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** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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**
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** This copyright notice MUST APPEAR in all copies of the script!
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**
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**********************************************************************/
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#ifndef RS_COLOR_H
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#define RS_COLOR_H
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#include <QColor>
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#include "rs.h"
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#include "rs_flags.h"
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//! Color defined by layer not entity
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//#define C_BY_LAYER 0x00000001
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//! Color defined by block not entity
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//#define C_BY_BLOCK 0x00000002
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/**
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* Color class.
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*
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* @author Andrew Mustun
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*/
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class RS_Color: public QColor, public RS_Flags {
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public:
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RS_Color() : QColor(), RS_Flags() {}
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RS_Color(int r, int g, int b) : QColor(r, g, b), RS_Flags() {}
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RS_Color(int r, int g, int b, int a) : QColor(r, g, b, a), RS_Flags() {}
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RS_Color(const QColor& c) : QColor(c), RS_Flags() {}
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RS_Color(const Qt::GlobalColor color) : QColor(color), RS_Flags() {}
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RS_Color(const RS_Color& c) : QColor(c), RS_Flags() {
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setFlags(c.getFlags());
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}
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RS_Color(unsigned int f) : QColor(), RS_Flags(f) {}
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RS_Color(QString name) : QColor(name), RS_Flags() {}
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/** @return A copy of this color without flags. */
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RS_Color stripFlags() const {
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return RS_Color(red(), green(), blue());
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}
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/** @return true if the color is defined by layer. */
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bool isByLayer() const {
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return getFlag(RS2::FlagByLayer);
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}
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/** @return true if the color is defined by block. */
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bool isByBlock() const {
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return getFlag(RS2::FlagByBlock);
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}
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QColor toQColor(void) const {
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QColor c0;
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c0.setRgb(red(),green(),blue());
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return c0;
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}
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//These 3 methods are used for plugins
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int toIntColor(void) const;
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void fromIntColor(int co);
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int colorDistance(const RS_Color& c) const;
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enum {
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Black = 0,
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/**
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* Minimum acceptable distance between two colors before visibility
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* enhancement is required. Determined empirically.
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*/
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MinColorDistance = 20, //< in %
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};
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RS_Color& operator = (const RS_Color& c) {
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setRgb(c.red(), c.green(), c.blue());
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setFlags(c.getFlags());
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return *this;
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}
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bool operator == (const RS_Color& c) const {
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return (red()==c.red() &&
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green()==c.green() &&
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blue()==c.blue() &&
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getFlags()==c.getFlags());
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}
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friend std::ostream& operator << (std::ostream& os, const RS_Color& c);
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};
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#endif
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