gigawidgets/transparent__bitmap_8hpp_source.html

#pragma once


#include "../bitmap.hpp"


namespace ui {


struct TransparentBitmap : public Bitmap {

    uint8_t *const mask;


    TransparentBitmap(const Size &size, color_t *const data, uint8_t *const mask);


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


    color_t averageColor() const override;

};


} // namespace ui

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

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::Bitmap
A basic image with no compression or transparency.
Definition bitmap.hpp:11

ui::Bitmap::size
Size size
The size of the image in pixels.
Definition bitmap.hpp:13

ui::Bitmap::data
color_t *const data
The list of pixels in the image.
Definition bitmap.hpp:15

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

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

ui::TransparentBitmap
A basic image with no compression, and with 1 bit of transparency per pixel.
Definition transparent_bitmap.hpp:11

ui::TransparentBitmap::averageColor
color_t averageColor() const override
Get the average color of the bitmap.

ui::TransparentBitmap::mask
uint8_t *const mask
The transparency mask.
Definition transparent_bitmap.hpp:17

ui::TransparentBitmap::renderAt
void renderAt(const Coords &coords, const shader_t &shader=0) const override
Display the bitmap directly onto the screen.

ui::TransparentBitmap::TransparentBitmap
TransparentBitmap(const Size &size, color_t *const data, uint8_t *const mask)
Construct a transparent bitmap image from static data.