96 lines
3.0 KiB
C++
96 lines
3.0 KiB
C++
#ifndef _NEO_TRELLIS_H
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#define _NEO_TRELLIS_H
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#include "Adafruit_seesaw.h"
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#include "seesaw_neopixel.h"
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#include <Arduino.h>
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#define NEO_TRELLIS_ADDR 0x2E
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#define NEO_TRELLIS_NEOPIX_PIN 3
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#define NEO_TRELLIS_NUM_ROWS 4
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#define NEO_TRELLIS_NUM_COLS 4
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#define NEO_TRELLIS_NUM_KEYS (NEO_TRELLIS_NUM_ROWS * NEO_TRELLIS_NUM_COLS)
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#define NEO_TRELLIS_MAX_CALLBACKS 32
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#define NEO_TRELLIS_KEY(x) (((x) / 4) * 8 + ((x) % 4))
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#define NEO_TRELLIS_SEESAW_KEY(x) (((x) / 8) * 4 + ((x) % 8))
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#define NEO_TRELLIS_X(k) ((k) % 4)
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#define NEO_TRELLIS_Y(k) ((k) / 4)
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#define NEO_TRELLIS_XY(x, y) ((y)*NEO_TRELLIS_NUM_COLS + (x))
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typedef void (*TrellisCallback)(keyEvent evt);
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/**************************************************************************/
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/*!
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@brief Class that stores state and functions for interacting with the
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seesaw keypad module
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*/
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/**************************************************************************/
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class Adafruit_NeoTrellis : public Adafruit_seesaw {
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public:
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Adafruit_NeoTrellis(uint8_t addr = NEO_TRELLIS_ADDR,
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TwoWire *i2c_bus = &Wire);
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~Adafruit_NeoTrellis(){};
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bool begin(uint8_t addr = NEO_TRELLIS_ADDR, int8_t flow = -1);
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void registerCallback(uint8_t key, TrellisCallback (*cb)(keyEvent));
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void unregisterCallback(uint8_t key);
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void activateKey(uint8_t key, uint8_t edge, bool enable = true);
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void read(bool polling = true);
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seesaw_NeoPixel pixels; ///< the onboard neopixel matrix
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friend class Adafruit_MultiTrellis; ///< for allowing use of protected methods
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///< by aggregate class
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protected:
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uint8_t _addr; ///< the I2C address of this board
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TrellisCallback (*_callbacks[NEO_TRELLIS_NUM_KEYS])(
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keyEvent); ///< the array of callback functions
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};
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/**************************************************************************/
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/*!
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@brief Class that stores state and functions for interacting with multiple
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neotrellis boards
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*/
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/**************************************************************************/
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class Adafruit_MultiTrellis {
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public:
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Adafruit_MultiTrellis(Adafruit_NeoTrellis *trelli, uint8_t rows,
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uint8_t cols);
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~Adafruit_MultiTrellis(){};
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bool begin();
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void registerCallback(uint16_t num, TrellisCallback (*cb)(keyEvent));
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void registerCallback(uint8_t x, uint8_t y, TrellisCallback (*cb)(keyEvent));
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void unregisterCallback(uint16_t num);
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void unregisterCallback(uint8_t x, uint8_t y);
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void activateKey(uint16_t num, uint8_t edge, bool enable = true);
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void activateKey(uint8_t x, uint8_t y, uint8_t edge, bool enable = true);
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void setPixelColor(uint8_t x, uint8_t y, uint32_t color);
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void setPixelColor(uint16_t num, uint32_t color);
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void show();
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void read();
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protected:
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uint8_t _rows; ///< the number of trellis boards in the Y direction
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uint8_t _cols; ///< the number of trellis boards in the X direction
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Adafruit_NeoTrellis
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*_trelli; ///< a multidimensional array of neotrellis objects
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};
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#endif
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