Files
EnergyMonitor_Pico/libs/mare/mare.cpp
2021-05-22 20:41:51 +02:00

72 lines
2.0 KiB
C++

/*******************************************
* Most Awesome Renderer Ever
*******************************************/
#include "mare.h"
namespace Render {
Mare::Mare(dim_t size) :
_screenSize(size),
_screenBufferBackground(nullptr),
_screenBufferForeground(nullptr)
{
int rv;
_screenBufferBackground = (uint8_t*)malloc(sizeof(uint8_t)* (_screenSize.x * _screenSize.y));
_screenBufferForeground = (uint8_t*)malloc(sizeof(uint8_t)* (_screenSize.x * _screenSize.y));
clearBuffer(_screenBufferBackground, Color::White);
clearBuffer(_screenBufferBackground, Color::White);
// init display
DEV_Delay_ms(500);
if((rv=DEV_Module_Init())!=0){
printf("Init Failed, %d",rv);
return;
}
EPD_2IN9_V2_Init();
EPD_2IN9_V2_Clear();
printf("Mare render engine created\n");
}
Mare::~Mare(){
for (auto &d :_drawables) {
d.reset();
}
for (auto &p : _pages){
p.reset();
}
free(_screenBufferBackground);
free(_screenBufferForeground);
}
template <class T>
void Mare::addDrawable(T){
static size_t lastDrawableIndex(0);
auto newD = std::make_shared<T>(lastDrawableIndex++, )
}
void Mare::render() {
clearBuffer(_screenBufferBackground, Color::White);
for (auto &d: _drawables) {
if (d != nullptr){
d->render();
} else {
printf("Drawable is expired");
}
}
}
void Mare::setPixel(uint8_t* img, uint16_t x, uint16_t y, bool value){
assert(x <= _screenSize.x);
assert(y <= _screenSize.y);
img += (sizeof(uint8_t)*x*(_screenSize.y>>3)+ sizeof(uint8_t)*(y>>3));
if (value) *img &= ~0x01 << (y%8);
else *img |= 0x01 << y%8;
}
void clearBuffer(uint8_t* buffer, Color col){
assert(buffer != nullptr);
std::memset(buffer, col == Color::White ? 0xff : 0x00, sizeof(buffer));
}
}