77 lines
2.3 KiB
C++
77 lines
2.3 KiB
C++
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#include <M5GFX.h>
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M5GFX display;
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//#include <M5UnitOLED.h>
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//M5UnitOLED display; // default setting
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//M5UnitOLED display ( 21, 22, 400000 ); // SDA, SCL, FREQ
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//#include <M5UnitLCD.h>
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//M5UnitLCD display; // default setting
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//M5UnitLCD display ( 21, 22, 400000 ); // SDA, SCL, FREQ
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//#include <M5UnitGLASS2.h>
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//M5UnitGLASS2 display; // default setting
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//M5UnitGLASS2 display ( 21, 22, 400000 ); // SDA, SCL, FREQ
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//#include <M5AtomDisplay.h>
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//M5AtomDisplay display;
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M5Canvas canvas(&display);
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static constexpr char text[] = "Hello world ! こんにちは世界！ this is long long string sample. 寿限無、寿限無、五劫の擦り切れ、海砂利水魚の、水行末・雲来末・風来末、喰う寝る処に住む処、藪ら柑子の藪柑子、パイポ・パイポ・パイポのシューリンガン、シューリンガンのグーリンダイ、グーリンダイのポンポコピーのポンポコナの、長久命の長助";
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static constexpr size_t textlen = sizeof(text) / sizeof(text[0]);
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int textpos = 0;
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int scrollstep = 2;
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void setup(void)
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{
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display.begin();
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display.setColorDepth(8);
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if (display.isEPD())
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{
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scrollstep = 16;
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display.setEpdMode(epd_mode_t::epd_fastest);
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display.invertDisplay(true);
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display.clear(TFT_BLACK);
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}
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if (display.width() < display.height())
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{
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display.setRotation(display.getRotation() ^ 1);
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}
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canvas.setColorDepth(1); // mono color
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canvas.setFont(&fonts::lgfxJapanMinchoP_32);
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canvas.setTextWrap(false);
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canvas.setTextSize(2);
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canvas.createSprite(display.width() + 64, 72);
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}
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void loop(void)
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{
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int32_t cursor_x = canvas.getCursorX() - scrollstep;
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if (cursor_x <= 0)
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{
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textpos = 0;
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cursor_x = display.width();
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}
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canvas.setCursor(cursor_x, 0);
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canvas.scroll(-scrollstep, 0);
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while (textpos < textlen && cursor_x <= display.width())
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{
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canvas.print(text[textpos++]);
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cursor_x = canvas.getCursorX();
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}
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display.waitDisplay();
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int y = (display.height() - canvas.height()) >> 1;
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/*
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display.copyRect(0, y, display.width(), canvas.height(), scrollstep, y);
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display.setClipRect(display.width()-scrollstep, y, scrollstep, canvas.height());
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canvas.pushSprite(&display, 0, (display.height() - canvas.height()) >> 1);
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display.clearClipRect();
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/*/
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canvas.pushSprite(&display, 0, y);
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//*/
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}
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