初始化提交
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#include <M5Core2.h>
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void setup() {
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M5.begin();
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M5.Lcd.fillScreen(WHITE);
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}
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void loop() {
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M5.update();
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Event& e = M5.Buttons.event;
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if (e & (E_MOVE | E_RELEASE)) circle(e & E_MOVE ? e.from : e.to, WHITE);
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if (e & (E_TOUCH | E_MOVE)) circle(e.to, e.finger ? BLUE : RED);
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}
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void circle(Point p, uint16_t c) {
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M5.Lcd.drawCircle(p.x, p.y, 50, c);
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M5.Lcd.drawCircle(p.x, p.y, 52, c);
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}
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