1. Basic Print Screen - Captures Entire Screen class PrintScreenFeature { constructor() { this.canvas = null; this.stream = null; } // Capture entire screen async captureFullScreen() { try { const stream = await navigator.mediaDevices.getDisplayMedia({ video: { mediaSource: "screen", width: { ideal: 1920 }, height: { ideal: 1080 } }, audio: false }); this.stream = stream; const videoTrack = stream.getVideoTracks()[0]; // Create video element to capture frame const video = document.createElement('video'); video.srcObject = stream; await video.play(); // Capture frame const screenshot = await this.captureFrame(video); // Stop the stream videoTrack.stop(); stream.getTracks().forEach(track => track.stop()); return screenshot; } catch (error) { console.error('Error capturing screen:', error); throw error; } }
// Specific element capture document.getElementById('elementBtn').addEventListener('click', async () => { try { const element = document.getElementById('captureCard'); showNotification('Capturing element...'); const screenshot = await ElementScreenshot.captureElement(element); showPreview(screenshot); ScreenshotSaver.saveAsFile(screenshot, 'element_screenshot.png'); showNotification('Element screenshot saved!'); } catch (error) { showNotification('Failed to capture element', 'error'); } }); print screen command
.notification { position: fixed; top: 20px; right: 20px; background: #333; color: white; padding: 12px 24px; border-radius: 8px; z-index: 10001; animation: slideIn 0.3s ease; } this.stream = null
const downloadScreenshot = () => { if (screenshot) { const link = document.createElement('a'); link.download = `screenshot_${Date.now()}.png`; link.href = screenshot; link.click(); } }; width: { ideal: 1920 }
static async saveToServer(screenshot, endpoint) { const formData = new FormData(); formData.append('screenshot', screenshot.blob, `screenshot_${Date.now()}.png`); try { const response = await fetch(endpoint, { method: 'POST', body: formData }); return await response.json(); } catch (error) { console.error('Failed to save to server:', error); throw error; } } } <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Print Screen Feature</title> <style> .screenshot-container { position: fixed; bottom: 20px; right: 20px; z-index: 9999; } .screenshot-btn { background: #4CAF50; color: white; border: none; padding: 12px 24px; border-radius: 8px; cursor: pointer; font-size: 16px; margin: 5px; box-shadow: 0 2px 5px rgba(0,0,0,0.2); }