fixed cad area and added dfx

db/migrations/20260706083728_add_dxf_to_cad_area_jobs.php

@@ -0,0 +1,26 @@
+<?php
+
+declare(strict_types=1);
+
+use Phinx\Migration\AbstractMigration;
+
+final class AddDxfToCadAreaJobs extends AbstractMigration
+{
+    public function change(): void
+    {
+        $this->table('cad_area_jobs')
+            ->addColumn('dxf_filename', 'string', [
+                'limit' => 255,
+                'null' => true,
+                'default' => null,
+                'after' => 'manual_holes_json'
+            ])
+            ->addColumn('dxf_url', 'string', [
+                'limit' => 500,
+                'null' => true,
+                'default' => null,
+                'after' => 'dxf_filename'
+            ])
+            ->update();
+    }
+}

public/userarea/cad-area.php

@@ -160,7 +160,7 @@ $jobs = $stmt->fetchAll(PDO::FETCH_ASSOC);
 
         #cadAreaTable th:nth-child(2),
         #cadAreaTable td:nth-child(2) {
-            width: 260px;
+            width: auto;
         }
 
         #cadAreaTable th:nth-child(3),
@@ -171,20 +171,13 @@ $jobs = $stmt->fetchAll(PDO::FETCH_ASSOC);
         #cadAreaTable th:nth-child(4),
         #cadAreaTable td:nth-child(4),
         #cadAreaTable th:nth-child(5),
-        #cadAreaTable td:nth-child(5),
+        #cadAreaTable td:nth-child(5) {
-        #cadAreaTable th:nth-child(6),
-        #cadAreaTable td:nth-child(6) {
             width: 120px;
         }
 
-        #cadAreaTable th:nth-child(7),
+        #cadAreaTable th:nth-child(6),
-        #cadAreaTable td:nth-child(7) {
+        #cadAreaTable td:nth-child(6) {
-            width: 160px;
+            width: 190px;
-        }
-
-        #cadAreaTable th:nth-child(8),
-        #cadAreaTable td:nth-child(8) {
-            width: 360px;
         }
 
         .processing-overlay {
@@ -353,10 +346,7 @@ $jobs = $stmt->fetchAll(PDO::FETCH_ASSOC);
                                         <th>Stato</th>
                                         <th>Area mm²</th>
                                         <th>Area cm²</th>
-                                        <th>Metodo</th>
-                                        <th>Confidenza</th>
                                         <th>Azioni</th>
-                                    </tr>
                                 </thead>
 
                                 <tbody>
@@ -376,9 +366,8 @@ $jobs = $stmt->fetchAll(PDO::FETCH_ASSOC);
 
                                         $areaMm2 = $job['area_mm2'] !== null ? number_format((float)$job['area_mm2'], 3, ',', '.') : '-';
                                         $areaCm2 = $job['area_cm2'] !== null ? number_format((float)$job['area_cm2'], 4, ',', '.') : '-';
-                                        $method = $job['strategy_used'] ?: '-';
-                                        $confidence = $job['confidence'] ?: '-';
                                         $fileUrl = htmlspecialchars($job['file_url'] ?? '', ENT_QUOTES, 'UTF-8');
+                                        $dxfUrl = htmlspecialchars($job['dxf_url'] ?? '', ENT_QUOTES, 'UTF-8');
                                         ?>
                                         <tr data-id="<?= (int)$job['id']; ?>">
                                             <td><?= (int)$job['id']; ?></td>
@@ -390,24 +379,29 @@ $jobs = $stmt->fetchAll(PDO::FETCH_ASSOC);
                                             <td><?= $badge; ?></td>
                                             <td class="fw-semibold"><?= $areaMm2; ?></td>
                                             <td class="fw-semibold"><?= $areaCm2; ?></td>
-                                            <td><?= htmlspecialchars((string)$method, ENT_QUOTES, 'UTF-8'); ?></td>
-                                            <td><?= htmlspecialchars((string)$confidence, ENT_QUOTES, 'UTF-8'); ?></td>
 
                                             <td>
                                                 <div class="action-buttons">
                                                     <?php if (!empty($job['file_url'])): ?>
-                                                        <a href="<?= $fileUrl; ?>" target="_blank" class="btn btn-sm btn-outline-dark">
+                                                        <a href="<?= $fileUrl; ?>" target="_blank" class="btn btn-sm btn-outline-dark" title="Apri PDF">
-                                                            📄 Apri
+                                                            📄
                                                         </a>
 
                                                         <button
                                                             class="btn btn-sm btn-outline-success manual-trace"
                                                             data-id="<?= (int)$job['id']; ?>"
-                                                            data-url="<?= $fileUrl; ?>">
+                                                            data-url="<?= $fileUrl; ?>"
-                                                            ✏️ Traccia Manuale
+                                                            title="Traccia Manuale">
+                                                            ✏️
                                                         </button>
                                                     <?php endif; ?>
 
+                                                    <?php if (!empty($job['dxf_url'])): ?>
+                                                        <a href="<?= $dxfUrl; ?>" download class="btn btn-sm btn-outline-primary">
+                                                            📐 DXF
+                                                        </a>
+                                                    <?php endif; ?>
+
                                                     <button class="btn btn-sm btn-outline-danger delete-one" data-id="<?= (int)$job['id']; ?>">
                                                         🗑️
                                                     </button>
@@ -540,6 +534,10 @@ $jobs = $stmt->fetchAll(PDO::FETCH_ASSOC);
                         Chiudi
                     </button>
 
+                    <button type="button" id="exportDxfBtn" class="btn btn-outline-primary" disabled>
+                        📐 Esporta DXF
+                    </button>
+
                     <button type="button" id="saveManualAreaBtn" class="btn btn-add" disabled>
                         💾 Salva area
                     </button>
@@ -607,9 +605,15 @@ $jobs = $stmt->fetchAll(PDO::FETCH_ASSOC);
         let edgeSnapEnabled = false;
         let edgeSnapPreviewPoint = null;
 
-        const EDGE_SNAP_RADIUS = 45;
+        const EDGE_SNAP_RADIUS = 50;
-        const EDGE_DARK_THRESHOLD = 245;
+        const EDGE_DARK_THRESHOLD = 200;
-        const EDGE_GRADIENT_THRESHOLD = 8;
+
+        let edgeGray = null;
+        let edgeGrayW = 0;
+        let edgeGrayH = 0;
+        let snapRafPending = false;
+        let lastSnapMousePos = null;
+        let edgeCacheDirty = true;
 
         let lastManualResult = null;
 
@@ -863,6 +867,8 @@ $jobs = $stmt->fetchAll(PDO::FETCH_ASSOC);
             manualCurrentView = 'full';
             manualRoiPageRect = null;
 
+            edgeCacheDirty = true;
+
             const viewport = manualPdfPage.getViewport({
                 scale: manualBaseScale
             });
@@ -880,6 +886,7 @@ $jobs = $stmt->fetchAll(PDO::FETCH_ASSOC);
                 canvasContext: manualPdfCtx,
                 viewport: viewport
             }).promise.then(() => {
+                rebuildEdgeCache();
                 updateManualViewBadge();
                 redrawManualOverlay();
             });
@@ -953,6 +960,7 @@ $jobs = $stmt->fetchAll(PDO::FETCH_ASSOC);
             }
 
             manualCurrentView = 'roi';
+            edgeCacheDirty = true;
 
             const scale = manualBaseScale * MANUAL_ROI_ZOOM_FACTOR;
             const viewport = manualPdfPage.getViewport({
@@ -983,6 +991,7 @@ $jobs = $stmt->fetchAll(PDO::FETCH_ASSOC);
                 viewport: viewport
             }).promise.then(() => {
                 manualPdfCtx.restore();
+                rebuildEdgeCache();
                 updateManualViewBadge();
                 redrawManualOverlay();
             }).catch(error => {
@@ -1067,6 +1076,7 @@ $jobs = $stmt->fetchAll(PDO::FETCH_ASSOC);
 
             document.getElementById('saveManualAreaBtn').disabled = true;
             document.getElementById('manualCoordsPreview').innerText = 'Nessun dato calcolato.';
+            document.getElementById('exportDxfBtn').disabled = true;
 
             edgeSnapEnabled = false;
 
@@ -1171,8 +1181,18 @@ $jobs = $stmt->fetchAll(PDO::FETCH_ASSOC);
                     return;
                 }
                 if (edgeSnapEnabled && ['polygon', 'hole', 'edit'].includes(currentTool)) {
-                    edgeSnapPreviewPoint = snapToNearestEdge(pos, EDGE_SNAP_RADIUS);
+                    lastSnapMousePos = pos;
+
+                    if (!snapRafPending) {
+                        snapRafPending = true;
+
+                        requestAnimationFrame(() => {
+                            snapRafPending = false;
+                            edgeSnapPreviewPoint = snapToNearestEdge(lastSnapMousePos, EDGE_SNAP_RADIUS);
                             redrawManualOverlay();
+                        });
+                    }
+
                     return;
                 }
 
@@ -1318,96 +1338,119 @@ $jobs = $stmt->fetchAll(PDO::FETCH_ASSOC);
             return pos;
         }
 
+        function rebuildEdgeCache() {
+            edgeGray = null;
+
+            if (!manualPdfCanvas || !manualPdfCtx) {
+                return;
+            }
+
+            try {
+                const w = manualPdfCanvas.width;
+                const h = manualPdfCanvas.height;
+                const d = manualPdfCtx.getImageData(0, 0, w, h).data;
+
+                edgeGray = new Uint8Array(w * h);
+
+                for (let i = 0, p = 0; i < edgeGray.length; i++, p += 4) {
+                    edgeGray[i] = (d[p] + d[p + 1] + d[p + 2]) / 3;
+                }
+
+                edgeGrayW = w;
+                edgeGrayH = h;
+                edgeCacheDirty = false;
+
+                console.log('Edge cache OK:', w + 'x' + h);
+            } catch (e) {
+                console.warn('Edge cache failed:', e);
+                edgeGray = null;
+            }
+        }
+
         function snapToNearestEdge(pos, radius) {
-            const canvasWidth = manualPdfCanvas.width;
+            if (edgeCacheDirty || !edgeGray || edgeGrayW !== manualPdfCanvas.width || edgeGrayH !== manualPdfCanvas.height) {
-            const canvasHeight = manualPdfCanvas.height;
+                rebuildEdgeCache();
+            }
+
+            if (!edgeGray) {
+                return null;
+            }
+
+            const w = edgeGrayW;
+            const h = edgeGrayH;
 
             const cx = Math.round(pos.x);
             const cy = Math.round(pos.y);
 
-            const x0 = Math.max(1, cx - radius);
+            const x0 = Math.max(0, cx - radius);
-            const y0 = Math.max(1, cy - radius);
+            const y0 = Math.max(0, cy - radius);
-            const x1 = Math.min(canvasWidth - 2, cx + radius);
+            const x1 = Math.min(w - 1, cx + radius);
-            const y1 = Math.min(canvasHeight - 2, cy + radius);
+            const y1 = Math.min(h - 1, cy + radius);
-
-            const w = x1 - x0 + 1;
-            const h = y1 - y0 + 1;
-
-            if (w <= 3 || h <= 3) {
-                return null;
-            }
-
-            let imageData;
-
-            try {
-                imageData = manualPdfCtx.getImageData(x0, y0, w, h);
-            } catch (e) {
-                console.warn('Edge snap getImageData failed:', e);
-                return null;
-            }
-
-            const data = imageData.data;
-
-            function grayAt(localX, localY) {
-                const index = (localY * w + localX) * 4;
-                const r = data[index];
-                const g = data[index + 1];
-                const b = data[index + 2];
-
-                return (r + g + b) / 3;
-            }
 
             let best = null;
-            let bestScore = -Infinity;
+            let bestScore = Infinity;
+            const r2 = radius * radius;
 
-            for (let yy = 1; yy < h - 1; yy++) {
+            for (let y = y0; y <= y1; y++) {
-                for (let xx = 1; xx < w - 1; xx++) {
+                const rowOffset = y * w;
-                    const globalX = x0 + xx;
-                    const globalY = y0 + yy;
 
-                    const dx = globalX - pos.x;
+                for (let x = x0; x <= x1; x++) {
-                    const dy = globalY - pos.y;
+                    const v = edgeGray[rowOffset + x];
-                    const dist = Math.sqrt(dx * dx + dy * dy);
 
-                    if (dist > radius) {
+                    if (v > EDGE_DARK_THRESHOLD) {
                         continue;
                     }
 
-                    const center = grayAt(xx, yy);
+                    const dx = x - pos.x;
+                    const dy = y - pos.y;
+                    const d2 = dx * dx + dy * dy;
 
-                    const gx = Math.abs(grayAt(xx + 1, yy) - grayAt(xx - 1, yy));
+                    if (d2 > r2) {
-                    const gy = Math.abs(grayAt(xx, yy + 1) - grayAt(xx, yy - 1));
-                    const gradient = gx + gy;
-
-                    const isDarkEnough = center < EDGE_DARK_THRESHOLD;
-                    const isRealEdge = gradient > EDGE_GRADIENT_THRESHOLD;
-
-                    if (!isDarkEnough && !isRealEdge) {
                         continue;
                     }
 
-                    /*
+                    const score = Math.sqrt(d2) - (EDGE_DARK_THRESHOLD - v) * 0.03;
-                     * Prefer:
-                     * - dark strokes
-                     * - real contrast edges
-                     * - points close to the cursor
-                     */
-                    const darknessScore = Math.max(0, 255 - center);
-                    const gradientScore = gradient * 3;
-                    const distancePenalty = dist * 4;
 
-                    const score = darknessScore + gradientScore - distancePenalty;
+                    if (score < bestScore) {
-
-                    if (score > bestScore) {
                         bestScore = score;
                         best = {
-                            x: globalX,
+                            x: x,
-                            y: globalY
+                            y: y
                         };
                     }
                 }
             }
 
+            if (!best) {
+                return null;
+            }
+
+            let sumX = 0;
+            let sumY = 0;
+            let sumW = 0;
+
+            for (let y = Math.max(0, best.y - 2); y <= Math.min(h - 1, best.y + 2); y++) {
+                for (let x = Math.max(0, best.x - 2); x <= Math.min(w - 1, best.x + 2); x++) {
+                    const v = edgeGray[y * w + x];
+
+                    if (v > EDGE_DARK_THRESHOLD) {
+                        continue;
+                    }
+
+                    const weight = EDGE_DARK_THRESHOLD - v;
+                    sumX += x * weight;
+                    sumY += y * weight;
+                    sumW += weight;
+                }
+            }
+
+            if (sumW > 0) {
+                return {
+                    x: sumX / sumW,
+                    y: sumY / sumW
+                };
+            }
+
             return best;
         }
 
@@ -1756,6 +1799,12 @@ $jobs = $stmt->fetchAll(PDO::FETCH_ASSOC);
             if (saveBtn) {
                 saveBtn.disabled = true;
             }
+
+            const dxfBtn = document.getElementById('exportDxfBtn');
+
+            if (dxfBtn) {
+                dxfBtn.disabled = true;
+            }
         }
 
         function isSelectedPoint(type, holeIndex, pointIndex) {
@@ -2315,6 +2364,7 @@ $jobs = $stmt->fetchAll(PDO::FETCH_ASSOC);
             };
 
             document.getElementById('saveManualAreaBtn').disabled = false;
+            document.getElementById('exportDxfBtn').disabled = false;
 
             setManualStatus(
                 `Area finale: ${finalAreaMm2.toFixed(3)} mm² = ${finalAreaCm2.toFixed(4)} cm². ` +
@@ -2335,8 +2385,17 @@ $jobs = $stmt->fetchAll(PDO::FETCH_ASSOC);
                 return;
             }
 
+            let dxfContent = '';
+
+            try {
+                dxfContent = buildDxfString();
+            } catch (e) {
+                console.warn('DXF build failed:', e);
+            }
+
             const payload = {
                 id: currentManualJobId,
+                dxf_content: dxfContent,
 
                 area_mm2: +lastManualResult.area_mm2.toFixed(6),
                 area_cm2: +lastManualResult.area_cm2.toFixed(6),
@@ -2417,6 +2476,69 @@ $jobs = $stmt->fetchAll(PDO::FETCH_ASSOC);
                 });
         }
 
+        function toMmPoint(p) {
+            return {
+                x: p.x * mmPerPx,
+                y: (manualOverlayCanvas.height - p.y) * mmPerPx
+            };
+        }
+
+        function dxfPolyline(points, layer) {
+            let s = '0\nPOLYLINE\n8\n' + layer + '\n66\n1\n70\n1\n';
+
+            points.forEach(p => {
+                const m = toMmPoint(p);
+                s += '0\nVERTEX\n8\n' + layer +
+                    '\n10\n' + m.x.toFixed(4) +
+                    '\n20\n' + m.y.toFixed(4) +
+                    '\n30\n0.0\n';
+            });
+
+            return s + '0\nSEQEND\n';
+        }
+
+        function buildDxfString() {
+            let dxf = '0\nSECTION\n2\nHEADER\n9\n$INSUNITS\n70\n4\n0\nENDSEC\n';
+            dxf += '0\nSECTION\n2\nENTITIES\n';
+            dxf += dxfPolyline(polygonPoints, 'PROFILO');
+
+            holes.forEach(hole => {
+                if (hole.length >= 3) {
+                    dxf += dxfPolyline(hole, 'ESCLUSIONI');
+                }
+            });
+
+            dxf += '0\nENDSEC\n0\nEOF\n';
+            return dxf;
+        }
+
+        function exportDxf() {
+            if (!lastManualResult || !mmPerPx || polygonPoints.length < 3) {
+                Swal.fire({
+                    icon: 'warning',
+                    title: 'Prima calcola l\u2019area',
+                    text: 'Il DXF viene generato dal profilo calibrato.'
+                });
+                return;
+            }
+
+            const dxf = buildDxfString();
+
+            const blob = new Blob([dxf], {
+                type: 'application/dxf'
+            });
+
+            const a = document.createElement('a');
+            a.href = URL.createObjectURL(blob);
+            a.download = 'profilo_job_' + currentManualJobId + '.dxf';
+            a.click();
+            URL.revokeObjectURL(a.href);
+        }
+
+        document.getElementById('exportDxfBtn').addEventListener('click', function() {
+            exportDxf();
+        });
+
         function polygonAreaPx2(points) {
             let area = 0;
 
@@ -2634,6 +2756,8 @@ $jobs = $stmt->fetchAll(PDO::FETCH_ASSOC);
                 btn.classList.add('btn-warning', 'active');
                 btn.innerText = '🧲 Magnete bordo ON';
 
+                rebuildEdgeCache();
+
                 setManualStatus(
                     'Magnete bordo attivo: quando disegni o sposti punti, il sistema prova ad agganciarli al bordo scuro più vicino.'
                 );

public/userarea/cad_area_save_manual_area.php

@@ -50,6 +50,7 @@ try {
     $outerPolygon = $input['manual_polygon'] ?? null;
     $holes = $input['manual_holes'] ?? [];
     $roi = $input['roi'] ?? null;
+    $dxfContent = isset($input['dxf_content']) ? (string)$input['dxf_content'] : '';
 
     if ($areaMm2 <= 0) {
         jsonResponse([
@@ -106,6 +107,43 @@ try {
 
     $manualHolesJson = json_encode($holes);
 
+    $dxfFilename = null;
+    $dxfUrl = null;
+
+    if ($dxfContent !== '') {
+
+        if (strlen($dxfContent) > 5 * 1024 * 1024) {
+            jsonResponse([
+                'success' => false,
+                'message' => 'DXF troppo grande.'
+            ]);
+        }
+
+        if (strpos($dxfContent, 'SECTION') === false || strpos($dxfContent, 'EOF') === false) {
+            jsonResponse([
+                'success' => false,
+                'message' => 'Contenuto DXF non valido.'
+            ]);
+        }
+
+        $dxfDir = __DIR__ . '/uploads/cad_area/dxf/';
+
+        if (!is_dir($dxfDir)) {
+            mkdir($dxfDir, 0755, true);
+        }
+
+        $dxfFilename = 'profilo_' . $id . '_' . date('Ymd_His') . '_' . bin2hex(random_bytes(4)) . '.dxf';
+
+        if (file_put_contents($dxfDir . $dxfFilename, $dxfContent) === false) {
+            jsonResponse([
+                'success' => false,
+                'message' => 'Impossibile salvare il file DXF sul server.'
+            ]);
+        }
+
+        $dxfUrl = 'uploads/cad_area/dxf/' . $dxfFilename;
+    }
+
     $roiX = null;
     $roiY = null;
     $roiW = null;
@@ -152,6 +190,9 @@ try {
                 manual_holes_json = ?,
                 manual_status = 'completed',
 
+                dxf_filename = COALESCE(?, dxf_filename),
+                dxf_url = COALESCE(?, dxf_url),
+
                 scale_used = ?,
                 scale_detected = ?,
                 confidence = 'manual_validated',
@@ -188,6 +229,9 @@ try {
             $manualPolygonJson,
             $manualHolesJson,
 
+            $dxfFilename,
+            $dxfUrl,
+
             $mmPerPx,
             'manual',
 
@@ -227,6 +271,9 @@ try {
                 manual_holes_json = ?,
                 manual_status = 'completed',
 
+                dxf_filename = COALESCE(?, dxf_filename),
+                dxf_url = COALESCE(?, dxf_url),
+
                 scale_used = ?,
                 scale_detected = ?,
                 confidence = 'manual_validated',
@@ -264,6 +311,9 @@ try {
             $manualPolygonJson,
             $manualHolesJson,
 
+            $dxfFilename,
+            $dxfUrl,
+
             $mmPerPx,
             'manual',
 
@@ -285,7 +335,8 @@ try {
         'area_mm2' => $areaMm2,
         'area_cm2' => $areaCm2,
         'outer_area_mm2' => $outerAreaMm2,
-        'holes_area_mm2' => $holesAreaMm2
+        'holes_area_mm2' => $holesAreaMm2,
+        'dxf_url' => $dxfUrl
     ]);
 } catch (Throwable $e) {
     error_log('CAD manual area save error: ' . $e->getMessage());

public/userarea/uploads/cad_area/dxf/profilo_26_20260706_084800_58bb8b04.dxf

@@ -0,0 +1,158 @@
+0
+SECTION
+2
+HEADER
+9
+$INSUNITS
+70
+4
+0
+ENDSEC
+0
+SECTION
+2
+ENTITIES
+0
+POLYLINE
+8
+PROFILO
+66
+1
+70
+1
+0
+VERTEX
+8
+PROFILO
+10
+5.9087
+20
+9.0157
+30
+0.0
+0
+VERTEX
+8
+PROFILO
+10
+6.0608
+20
+2.8408
+30
+0.0
+0
+VERTEX
+8
+PROFILO
+10
+11.0190
+20
+2.8256
+30
+0.0
+0
+VERTEX
+8
+PROFILO
+10
+16.7528
+20
+3.2362
+30
+0.0
+0
+VERTEX
+8
+PROFILO
+10
+17.9239
+20
+4.4834
+30
+0.0
+0
+VERTEX
+8
+PROFILO
+10
+17.7262
+20
+6.6887
+30
+0.0
+0
+VERTEX
+8
+PROFILO
+10
+17.1939
+20
+8.1336
+30
+0.0
+0
+VERTEX
+8
+PROFILO
+10
+16.0076
+20
+10.2476
+30
+0.0
+0
+VERTEX
+8
+PROFILO
+10
+15.3688
+20
+10.9320
+30
+0.0
+0
+VERTEX
+8
+PROFILO
+10
+13.4373
+20
+11.0233
+30
+0.0
+0
+VERTEX
+8
+PROFILO
+10
+9.0722
+20
+11.4339
+30
+0.0
+0
+VERTEX
+8
+PROFILO
+10
+8.1597
+20
+11.2210
+30
+0.0
+0
+VERTEX
+8
+PROFILO
+10
+7.3992
+20
+10.7343
+30
+0.0
+0
+SEQEND
+0
+ENDSEC
+0
+EOF