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Add color capacity

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This commit is contained in:
Edouard DUPIN 2012-08-14 17:33:17 +02:00
parent dadd22bfe1
commit 596ace81fb
2 changed files with 55 additions and 0 deletions
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48
Sources/libetk/etk/Color.cpp
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@ -515,6 +515,54 @@ etk::CCout& etk::operator <<(etk::CCout &os, const etk::Color &obj)
return os;
}
etk::Color etk::Color::operator *(const etk::Color& _input)
{
etk::Color tmp(*this);
tmp *= _input;
return tmp;
}
etk::Color etk::Color::operator +(const etk::Color& _input)
{
etk::Color tmp(*this);
tmp += _input;
return tmp;
}
etk::Color etk::Color::operator -(const etk::Color& _input)
{
etk::Color tmp(*this);
tmp -= _input;
return tmp;
}
etk::Color& etk::Color::operator *=(const etk::Color& _input)
{
red = (int32_t)red * (int32_t)_input.red / 255;
green = (int32_t)green * (int32_t)_input.green / 255;
blue = (int32_t)blue * (int32_t)_input.blue / 255;
alpha = (int32_t)alpha * (int32_t)_input.alpha / 255;
return *this;
}
etk::Color& etk::Color::operator +=(const etk::Color& _input)
{
red = etk_min((int32_t)red + (int32_t)_input.red, 255);
green = etk_min((int32_t)green + (int32_t)_input.green, 255);
blue = etk_min((int32_t)blue + (int32_t)_input.blue, 255);
alpha = etk_min((int32_t)alpha + (int32_t)_input.alpha, 255);
return *this;
}
etk::Color& etk::Color::operator -=(const etk::Color& _input)
{
red = etk_min((int32_t)red - (int32_t)_input.red, 255);
green = etk_min((int32_t)green - (int32_t)_input.green, 255);
blue = etk_min((int32_t)blue - (int32_t)_input.blue, 255);
alpha = etk_min((int32_t)alpha - (int32_t)_input.alpha, 255);
return *this;
}
etk::Color& etk::Color::operator= (const etk::Color &_input )
{
//TK_INFO("OPERATOR de recopie");

7
Sources/libetk/etk/Color.h
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@ -50,6 +50,13 @@ namespace etk {
Color(etk::UString data);
Color(const char * data);
// operator :
etk::Color operator *(const etk::Color& _input);
etk::Color operator +(const etk::Color& _input);
etk::Color operator -(const etk::Color& _input);
etk::Color& operator *=(const etk::Color& _input);
etk::Color& operator +=(const etk::Color& _input);
etk::Color& operator -=(const etk::Color& _input);
etk::Color& operator=(const uint32_t _input);
etk::Color& operator=(const etk::Color& _input);
bool operator==(const etk::Color& _input) const;