gigawidgets/renderable_8hpp_source.html

#pragma once


#include <functional>


#include "color.hpp"

#include "coords.hpp"

#include "size.hpp"


namespace ui {


typedef std::function<color_t(color_t color, const Coords &coords, const Size &size)> shader_oneframe_t;


typedef std::function<color_t(color_t color, const Coords &coords, const Size &size, time_t time)> shader_animated_t;


typedef shader_animated_t shader_t;


struct Renderable {

    virtual void renderAt(const Coords &coords, const shader_t &shader = 0) const = 0;


    virtual Size getSize() const = 0;

};


}; // namespace ui

color.hpp

ui::color_t
uint16_t color_t
An RGB565 color value. 5 bits red, 6 bits green, 5 bits blue.
Definition color.hpp:13

coords.hpp

ui::shader_animated_t
std::function< color_t(color_t color, const Coords &coords, const Size &size, time_t time)> shader_animated_t
A pixel shader that may update based on the current time.
Definition renderable.hpp:35

ui::shader_t
shader_animated_t shader_t
A pixel shader that may or may not update based on the current time.
Definition renderable.hpp:48

ui::shader_oneframe_t
std::function< color_t(color_t color, const Coords &coords, const Size &size)> shader_oneframe_t
A pixel shader that's independent of the current time.
Definition renderable.hpp:22

size.hpp

ui::Coords
A struct for storing the pixel coordinates of various UI elements.
Definition coords.hpp:17

ui::Renderable
An abstract interface for arbitrary renderable objects.
Definition renderable.hpp:55

ui::Renderable::renderAt
virtual void renderAt(const Coords &coords, const shader_t &shader=0) const =0
Display the renderable directly onto the screen.

ui::Renderable::getSize
virtual Size getSize() const =0
Get the size of the renderable.

ui::Size
A struct that holds the number of pixels that a widget would take up on the screen.
Definition size.hpp:17