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egami/egami/Image.hpp

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/** @file
* @author Edouard DUPIN
* @copyright 2011, Edouard DUPIN, all right reserved
* @license MPL v2.0 (see license file)
*/
#pragma once
#include <etk/types.hpp>
#include <etk/Vector.hpp>
#include <etk/math/Vector2D.hpp>
#include <etk/Color.hpp>
#include <etk/stdTools.hpp>
#include <ememory/memory.hpp>
namespace egami {
enum class colorType {
undefined,
RGBA8,
RGB8,
RGBAf,
RGBf,
//unsignedInt8,
unsignedInt16,
unsignedInt32,
float32,
float64,
};
etk::Stream& operator <<(etk::Stream& _os, const enum egami::colorType _obj);
/**
* @brief Get the Color size use in octet
* @param[in] type of the color
* @return Number of byte requested by the color
*/
int32_t getFormatColorSize(enum colorType _type);
class ImagePrivate {
public:
ImagePrivate() {};
virtual ~ImagePrivate() {};
virtual void* getTextureDataPointer() {
return nullptr;
};
virtual const ivec2& getSize() const = 0;
virtual int32_t getWidth() const {
return 0;
};
virtual int32_t getHeight() const {
return 0;
};
virtual enum colorType getType() const {
return egami::colorType::RGBA8;
};
virtual void clear() = 0;
virtual void resize(const ivec2& _size, const etk::Color<uint8_t, 4>& _color, const ivec2& _startPos) = 0;
virtual void resize(const ivec2& _size, const etk::Color<float, 4>& _color, const ivec2& _startPos) = 0;
virtual void resize(const ivec2& _size, const etk::Color<uint16_t, 1>& _color, const ivec2& _startPos) = 0;
virtual void resize(const ivec2& _size, const etk::Color<uint32_t, 1>& _color, const ivec2& _startPos) = 0;
virtual void resize(const ivec2& _size, const etk::Color<float, 1>& _color, const ivec2& _startPos) = 0;
virtual void resize(const ivec2& _size, const etk::Color<double, 1>& _color, const ivec2& _startPos) = 0;
virtual void resize2(const ivec2& _size, const ivec2& _startPos) = 0;
virtual void set(const ivec2& _pos, const etk::Color<>& _newColor) = 0;
virtual void set(const ivec2& _pos, const etk::Color<float>& _newColor) = 0;
virtual void set(const ivec2& _pos, const etk::Color<uint16_t, 1>& _newColor) = 0;
virtual void set(const ivec2& _pos, const etk::Color<uint32_t, 1>& _newColor) = 0;
virtual void set(const ivec2& _pos, const etk::Color<float, 1>& _newColor) = 0;
virtual void set(const ivec2& _pos, const etk::Color<double, 1>& _newColor) = 0;
virtual etk::Color<> get(const ivec2& _pos) const = 0;
virtual void set(const etk::Vector<etk::Color<float,4>>& _data, const ivec2& _size) = 0;
virtual void set(const etk::Vector<etk::Color<uint8_t,4>>& _data, const ivec2& _size) = 0;
};
class Image {
private:
// TODO : Change this in a unique_ptr ...
ememory::SharedPtr<ImagePrivate> m_data; //!< data of the image
public:
/**
* @brief contructor that create an empty image (no valid data)
* @note use @ref configure to set a correct image
*/
Image();
Image(const egami::Image& _image);
Image& operator=(const egami::Image& _image);
Image(const ivec2& _size,
enum colorType _type = egami::colorType::undefined,
const void* _dataToCopy = nullptr);
~Image();
// TODO : IMplement move operator ... and copy operator...
public:
void configure(const ivec2& _size=ivec2(32,32),
enum colorType _type=egami::colorType::RGBA8);
void* getTextureDataPointer();
enum colorType getType() const;
bool exist() {
return m_data != nullptr;
}
void swap(egami::Image& _obj);
// -----------------------------------------------
// -- basic tools :
// -----------------------------------------------
public :
void resize(const ivec2& _size, const ivec2& _startPos=ivec2(0,0));
// TODO : Create a template function ...
void resize(const ivec2& _size, const etk::Color<>& _color, const ivec2& _startPos=ivec2(0,0));
void resize(const ivec2& _size, const etk::Color<float>& _color, const ivec2& _startPos=ivec2(0,0));
void resize(const ivec2& _size, const etk::Color<uint16_t, 1>& _color, const ivec2& _startPos=ivec2(0,0));
void resize(const ivec2& _size, const etk::Color<uint32_t, 1>& _color, const ivec2& _startPos=ivec2(0,0));
void resize(const ivec2& _size, const etk::Color<float, 1>& _color, const ivec2& _startPos=ivec2(0,0));
void resize(const ivec2& _size, const etk::Color<double, 1>& _color, const ivec2& _startPos=ivec2(0,0));
const ivec2& getSize() const;
int32_t getWidth() const;
int32_t getHeight() const;
ivec2 getGPUSize() const;
void clear(const etk::Color<>& _color);
void clear(const etk::Color<float>& _color);
void clear(const etk::Color<uint16_t, 1>& _color);
void clear(const etk::Color<uint32_t, 1>& _color);
void clear(const etk::Color<float, 1>& _color);
void clear(const etk::Color<double, 1>& _color);
etk::Color<> get(const ivec2& _pos) const;
/*
etk::Color<> getRGBA8(const ivec2& _pos) const;
etk::Color<float> getRGBAf(const ivec2& _pos) const;
uint16_t getU16(const ivec2& _pos) const;
uint32_t getU32(const ivec2& _pos) const;
float getFloat(const ivec2& _pos) const;
double getDouble(const ivec2& _pos) const;
*/
void set(const ivec2& _pos, const etk::Color<>& _newColor);
void set(const ivec2& _pos, const etk::Color<float>& _newColor);
void set(const ivec2& _pos, const etk::Color<uint16_t, 1>& _newColor);
void set(const ivec2& _pos, const etk::Color<uint32_t, 1>& _newColor);
void set(const ivec2& _pos, const etk::Color<float, 1>& _newColor);
void set(const ivec2& _pos, const etk::Color<double, 1>& _newColor);
void insert(const ivec2& _pos, const egami::Image& _input);
/**
* @brief Scale an image in an other dimention.
* @param[in] _size Destination size of the image.
* @TODO Set this function more capacity like not a multiple ratio...
*/
void scale(const ivec2& _size);
void set(const etk::Vector<etk::Color<float,4>>& _data, const ivec2& _size);
void set(const etk::Vector<etk::Color<uint8_t,4>>& _data, const ivec2& _size);
};
etk::Stream& operator <<(etk::Stream& _os, const egami::Image& _obj);
}
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