Files
firmware/src/graphics/VirtualKeyboard.h

81 lines
2.2 KiB
C++

#pragma once
#include "configuration.h"
#include <OLEDDisplay.h>
#include <functional>
#include <string>
namespace graphics
{
enum VirtualKeyType { VK_CHAR, VK_BACKSPACE, VK_ENTER, VK_SHIFT, VK_ESC, VK_SPACE };
struct VirtualKey {
char character;
VirtualKeyType type;
uint8_t x;
uint8_t y;
uint8_t width;
uint8_t height;
};
class VirtualKeyboard
{
public:
VirtualKeyboard();
~VirtualKeyboard();
void draw(OLEDDisplay *display, int16_t offsetX, int16_t offsetY);
void setInputText(const std::string &text);
std::string getInputText() const;
void setHeader(const std::string &header);
void setCallback(std::function<void(const std::string &)> callback);
// Navigation methods for encoder input
void moveCursorUp();
void moveCursorDown();
void moveCursorLeft();
void moveCursorRight();
void handlePress();
void handleLongPress();
// Timeout management
void resetTimeout();
bool isTimedOut() const;
private:
static const uint8_t KEYBOARD_ROWS = 4;
static const uint8_t KEYBOARD_COLS = 11;
static const uint8_t KEY_WIDTH = 9;
static const uint8_t KEY_HEIGHT = 9; // Compressed to fit 4 rows on 64px displays
static const uint8_t KEYBOARD_START_Y = 26; // Start just below input box bottom
VirtualKey keyboard[KEYBOARD_ROWS][KEYBOARD_COLS];
std::string inputText;
std::string headerText;
std::function<void(const std::string &)> onTextEntered;
uint8_t cursorRow;
uint8_t cursorCol;
// Timeout management for auto-exit
uint32_t lastActivityTime;
static const uint32_t TIMEOUT_MS = 60000; // 1 minute timeout
void initializeKeyboard();
void drawKey(OLEDDisplay *display, const VirtualKey &key, bool selected, int16_t x, int16_t y, uint8_t w, uint8_t h,
bool isLastCol);
void drawInputArea(OLEDDisplay *display, int16_t offsetX, int16_t offsetY, int16_t keyboardStartY);
// Unified cursor movement helper
void moveCursorDelta(int dRow, int dCol);
char getCharForKey(const VirtualKey &key, bool isLongPress = false);
void insertCharacter(char c);
void deleteCharacter();
void submitText();
};
} // namespace graphics