Epaper Php Script Apr 2026

switch ($path) case 'display/image': if ($method === 'POST' && isset($_FILES['image'])) // Handle image upload via API $result = handleImageAPI($display); echo json_encode($result);

<?php /** * E-Paper Display Management Script * Supports Waveshare, Pervasive Displays, and compatible e-paper screens */ class EPaperDisplay private $devicePath; private $width; private $height; private $rotation; private $colorMode;

// Supported color modes const COLOR_BW = 1; // Black/White const COLOR_BWR = 2; // Black/White/Red const COLOR_BWY = 3; // Black/White/Yellow epaper php script

public function __construct() $this->display = new EPaperDisplay(800, 480, EPaperDisplay::COLOR_BW);

public function __construct($width = 800, $height = 480, $colorMode = self::COLOR_BW) $this->width = $width; $this->height = $height; $this->colorMode = $colorMode; $this->rotation = 0; $this->devicePath = '/dev/fb0'; // Framebuffer device switch ($path) case 'display/image': if ($method === 'POST'

break;

/** * Get display information */ public function getInfo() return [ 'width' => $this->width, 'height' => $this->height, 'color_mode' => $this->colorMode, 'rotation' => $this->rotation, 'device' => $this->devicePath ]; // Black/White const COLOR_BWR = 2

/** * Create a blank image buffer */ public function createBlankImage() $image = imagecreatetruecolor($this->width, $this->height); // Set white background $white = imagecolorallocate($image, 255, 255, 255); imagefill($image, 0, 0, $white); return $image;

public function handleRequest() if ($_SERVER['REQUEST_METHOD'] === 'POST') if (isset($_FILES['image'])) $this->handleImageUpload(); elseif (isset($_POST['text'])) $this->handleTextDisplay(); $this->renderInterface();