pimoroni-pico/examples/interstate75/interstate75_example.cpp

59 lines
1.8 KiB
C++

#include "libraries/pico_graphics/pico_graphics.hpp"
#include "libraries/interstate75/interstate75.hpp"
#include "rgbled.hpp"
#include "button.hpp"
using namespace pimoroni;
// Display driver for a single 32x32 hub75 matrix
Hub75 hub75(32, 32, nullptr, PANEL_GENERIC, false);
// Graphics library - in 24Bit mode with 16M colours
PicoGraphics_PenRGB888 graphics(hub75.width, hub75.height, nullptr);
// And each button
Button button_a(Interstate75::A);
Button button_b(Interstate75::B);
// RGB LED
RGBLED led(Interstate75::LED_R, Interstate75::LED_G, Interstate75::LED_B, ACTIVE_LOW);
// Interrupt callback required function
void __isr dma_complete() {
hub75.dma_complete();
}
int main() {
hub75.start(dma_complete);
led.set_rgb(0,0,0);
while(true) {
// detect if the A button is pressed (could be A, B, C, D or E)
if(button_a.raw()) {
// make the led glow green
// parameters are red, green, blue all between 0 and 255
// these are also gamma corrected
led.set_rgb(0, 255, 0);
}
// set the colour of the pen
// parameters are red, green, blue all between 0 and 255
graphics.set_pen(100, 40, 50);
// fill the screen with the current pen colour
graphics.clear();
// draw a box to put some text in
graphics.set_pen(10, 20, 100);
Rect text_rect(1, 1, hub75.width-2, hub75.height-2);
graphics.rectangle(text_rect);
// write some text inside the box with 10 pixels of margin
// automatically word wrapping
text_rect.deflate(1);
graphics.set_pen(110, 120, 130);
graphics.text("This is text", Point(text_rect.x, text_rect.y), text_rect.w, 1.0f);
// now we've done our drawing let's update the screen
hub75.update(&graphics);
}
}