M5GFXライブラリの使い方

#include <Arduino.h>
#include <M5GFX.h>

M5GFX display;
M5Canvas canvas(&display);

int32_t x;
int32_t y;

void setup()
{
  display.begin();
  display.fillScreen(TFT_BLACK);
  
  x = display.width() / 2;
  y = display.height() / 2;
  canvas.createSprite(50, 50);
  canvas.fillSprite(TFT_PINK);
  canvas.fillRect(10, 10, 20, 20, TFT_RED);
  canvas.println("M5Canvas");

  // Only the following process is actually drawn on the panel.
  display.startWrite(); 
  display.println("Display");
  canvas.pushSprite(x, y);
  display.endWrite();
}


void loop()
{
}

include <Arduino.h>
#include <M5GFX.h>

M5GFX display;
M5Canvas canvas(&display);
M5Canvas sub_canvas1(&canvas);
M5Canvas sub_canvas2(&canvas);

int32_t x;
int32_t y;

void setup()
{
  display.begin();
  display.fillScreen(TFT_BLACK);
  
  x = display.width() / 2;
  y = display.height() / 2;
  canvas.createSprite(80, 80);
  canvas.fillSprite(TFT_PINK);
  canvas.fillRect(10, 10, 10, 10, TFT_RED);
  canvas.println("M5Canvas");

  sub_canvas1.createSprite(30, 30);
  sub_canvas1.fillSprite(TFT_BLUE);
  sub_canvas1.println("sub1");
  sub_canvas1.fillCircle(15, 15, 5, TFT_YELLOW);
  sub_canvas2.createSprite(30, 30);
  sub_canvas2.fillSprite(TFT_GREEN);
  sub_canvas2.println("sub2");
  sub_canvas2.fillTriangle(15, 10, 0, 30, 30, 30, TFT_BLUE);

  sub_canvas1.pushSprite(5, 30);
  sub_canvas2.pushSprite(40, 30);  

  // Only the following process is actually drawn on the panel.
  display.startWrite();
  display.println("Display");
  canvas.pushSprite(x, y);
  display.endWrite();
}


void loop()
{
}

#include <Arduino.h>
#include <M5GFX.h>

M5GFX display;
M5Canvas canvas;

int32_t x;
int32_t y;

void setup()
{
  display.begin();
  display.fillScreen(TFT_BLACK);
  
  x = display.width() / 2;
  y = display.height() / 2;
  canvas.createSprite(50, 50);
  canvas.fillSprite(TFT_PINK);
  canvas.fillRect(10, 10, 20, 20, TFT_RED);
  canvas.println("M5Canvas");

  // Only the following process is actually drawn on the panel.
  display.startWrite();
  display.println("Display");
  canvas.pushSprite(&display, x, y);
  display.endWrite();
}

void loop()
{
}

#include <Arduino.h>
#include <M5GFX.h>

M5GFX display;
M5Canvas canvas(&display);
M5Canvas sub_canvas1(&canvas);
M5Canvas sub_canvas2(&canvas);

int32_t x;
int32_t y;

void setup()
{
  display.begin();
  display.fillScreen(TFT_BLACK);
  
  x = display.width() / 2;
  y = display.height() / 2;
  canvas.createSprite(80, 80);
  canvas.fillSprite(TFT_PINK);
  canvas.fillRect(10, 10, 10, 10, TFT_RED);
  canvas.println("M5Canvas");

  // Draw on a small canvas 1.
  sub_canvas1.createSprite(30, 30);
  sub_canvas1.fillSprite(TFT_BLUE);
  sub_canvas1.println("sub1");
  sub_canvas1.fillCircle(15, 15, 5, TFT_YELLOW);

  // Draw on a small canvas 2.
  sub_canvas2.createSprite(30, 30);
  sub_canvas2.fillSprite(TFT_GREEN);
  sub_canvas2.println("sub2");
  sub_canvas2.fillTriangle(15, 10, 0, 30, 30, 30, TFT_BLUE);

  // Draw two smaller canvases on the canvas.
  sub_canvas1.pushSprite(5, 30, TFT_BLUE);
  sub_canvas2.pushSprite(40, 30, TFT_BLUE);  

  // Only the following process is actually drawn on the panel.
  display.startWrite();
  display.println("Display");
  canvas.pushSprite(x, y);
  display.endWrite();
}


void loop()
{
}

#include <Arduino.h>
#include <M5GFX.h>

static M5GFX display;
static M5Canvas canvas1(&display);
static M5Canvas canvas2(&canvas1);
static int32_t width = 100;
static size_t count = 0;

void setup(void)
{
  display.init();
  display.fillScreen(TFT_RED);
  width = std::min(width, (std::max(display.width(), display.height())+10)) | 1;
  canvas1.setColorDepth(8);
  canvas1.createSprite(width + 30, width + 30);
  canvas1.fillSprite(TFT_RED);
  canvas2.setColorDepth(8);
  canvas2.createSprite(width, width);
  canvas2.fillSprite(TFT_RED);
  canvas2.fillRect(0, width>>1, width>>1, width>>1, TFT_BLUE);

}

float scale = 0.0f;

void loop(void)
{
  ++count;
  canvas1.fillSprite(TFT_RED);
  scale += 0.01f;
  canvas2.pushRotateZoom(0, scale, scale);

  // Only the following process is actually drawn on the panel.
  canvas1.pushRotateZoom(count * 0.5f, 1.0, 1.0);
  if (scale > 1.0f) scale = 0.0f;
}