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/***************************************************************************
color.cpp - description
-------------------
begin : Sun Jul 9 2000
copyright : (C) 2000 by Artur Rataj
email : art@zeus.polsl.gliwice.pl
***************************************************************************/
/***************************************************************************
* *
* 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. *
* *
***************************************************************************/
#include "color.h"
Color::Color(){
setComponents(0, 0, 0);
setName("");
}
Color::Color(const int red, const int green, const int blue, const QString& name) {
setComponents(red, green, blue);
setName(name);
}
Color::~Color(){
}
void Color::setComponent(const int index, const int value) {
m_components[index] = value;
}
void Color::setComponents(const int red, const int green, const int blue) {
setComponent(RED_INDEX, red);
setComponent(GREEN_INDEX, green);
setComponent(BLUE_INDEX, blue);
}
void Color::setName(const QString& name) {
m_name = name;
}
int Color::component(const int index) const {
return m_components[index];
}
const int* Color::components() const{
return m_components;
}
const QString& Color::name() const {
return m_name;
}
bool Color::equals(const Color& color) {
return component(RED_INDEX) == color.component(RED_INDEX) &&
component(GREEN_INDEX) == color.component(GREEN_INDEX) &&
component(BLUE_INDEX) == color.component(BLUE_INDEX);
}
void Color::modifyComponent(const int index, const int value, const double amount) {
int comp = component(index);
comp += (int)(value*amount + 0.5);
if(comp > RGB_MAX_COMPONENT_VALUE)
comp = RGB_MAX_COMPONENT_VALUE;
else if(comp < 0)
comp = 0;
setComponent(index, comp);
}
void Color::modifyComponents(const int red, const int green, const int blue, const double amount) {
modifyComponent(RED_INDEX, red, amount);
modifyComponent(GREEN_INDEX, green, amount);
modifyComponent(BLUE_INDEX, blue, amount);
}
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