From cde42202d69e178da73c698065deca54b24054fd Mon Sep 17 00:00:00 2001 From: Andrei Karas Date: Sat, 15 Feb 2014 18:07:17 +0300 Subject: move exguichan files into gui/base/ --- src/gui/base/color.hpp | 192 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 192 insertions(+) create mode 100644 src/gui/base/color.hpp (limited to 'src/gui/base/color.hpp') diff --git a/src/gui/base/color.hpp b/src/gui/base/color.hpp new file mode 100644 index 000000000..c32adb2e9 --- /dev/null +++ b/src/gui/base/color.hpp @@ -0,0 +1,192 @@ +/* + * The ManaPlus Client + * Copyright (C) 2011-2014 The ManaPlus Developers + * + * This file is part of The ManaPlus Client. + * + * 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 + * 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 . + */ + +/* _______ __ __ __ ______ __ __ _______ __ __ + * / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___ /\ / |\/ /\ + * / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / / + * / / /__ / / // / // / // / / / ___ / // ___ / // /| ' / / + * / /_// /\ / /_// / // / // /_/_ / / // / // /\_/ / // / | / / + * /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ / + * \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/ + * + * Copyright (c) 2004 - 2008 Olof Naessén and Per Larsson + * + * + * Per Larsson a.k.a finalman + * Olof Naessén a.k.a jansem/yakslem + * + * Visit: http://guichan.sourceforge.net + * + * License: (BSD) + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name of Guichan nor the names of its contributors may + * be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED + * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF + * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef GCN_COLOR_HPP +#define GCN_COLOR_HPP + +#include + +#include "localconsts.h" + +namespace gcn +{ + /** + * Represents a color with red, green, blue and alpha components. + */ + class Color final + { + public: + /** + * Constructor. Initializes the color to black. + */ + Color(); + + /** + * Constructor. Constructs a color from the bytes in an integer. + * Call it with a hexadecimal constant for HTML-style color representation. + * The alpha component is 255 by default. + * + * EXAMPLE: Color(0xff50a0) constructs a very nice pinkish color. + * + * NOTE: Because of this constructor, integers will be automatically + * casted to a color by your compiler. + * + * @param color The color to initialise the object with. + */ + explicit Color(const int color); + + /** + * Constructor. The default alpha value is 255. + * + * @param r Red color component (range 0-255). + * @param g Green color component (range 0-255). + * @param b Blue color component (range 0-255). + * @param a Alpha, used for transparency. A value of 0 means + * totaly transparent, 255 is totaly opaque. + */ + Color(const int r, const int g, const int b, const int a = 255); + + /** + * Adds the RGB values of two colors together. The values will be + * clamped if they go out of range. + * + * WARNING: This function will reset the alpha value of the + * returned color to 255. + * + * @param color A color to add to this color. + * @return The added colors with an alpha value set to 255. + */ + Color operator+(const Color& color) const; + + /** + * Subtracts the RGB values of one color from another. + * The values will be clamped if they go out of range. + * + * WARNING: This function will reset the alpha value of the + * returned color to 255. + * + * @param color A color to subtract from this color. + * @return The subtracted colors with an alpha value set to 255. + */ + Color operator-(const Color& color) const; + + /** + * Multiplies the RGB values of a color with a float value. + * The values will be clamped if they go out of range. + * + * @param value The value to multiply the color with. + * @return The multiplied colors. The alpha value will, unlike + * the add and subtract operations, be multiplied as + * well. + */ + Color operator*(const float value) const; + + /** + * Compares two colors. + * + * @return True if the two colors have the same RGBA components + * false otherwise. + */ + bool operator==(const Color& color) const; + + /** + * Compares two colors. + * + * @return True if the two colors have different RGBA components, + * false otherwise. + */ + bool operator!=(const Color& color) const; + + /** + * Output operator for output. + * + * @param out The stream to output to. + * @param color The color to output. + */ + friend std::ostream& operator<<(std::ostream& out, + const Color& Color); + + /** + * Holds the red color component (range 0-255). + */ + int r; + + /** + * Holds the green color component (range 0-255). + */ + int g; + + /** + * Holds the blue color component (range 0-255). + */ + int b; + + /** + * Holds the alpha color component. A value of 0 means totally + * transparent while a value of 255 is considered opaque. + */ + int a; + }; +} // namespace gcn + +#endif // end GCN_COLOR_HPP -- cgit v1.2.3-60-g2f50