fix 360 rotated pages

Signed-off-by: Peter Staar <[email protected]>

Author: PeterStaar-IBM

docling_parse/pdf_parser.py

@@ -233,7 +233,7 @@ def _to_page_geometry(self, dimension: dict) -> PdfPageGeometry:
             t=dimension["rectangles"]["bleed-bbox"][3],
             coord_origin=CoordOrigin.BOTTOMLEFT,
         )
-
+        
         trim_bbox = BoundingBox(
             l=dimension["rectangles"]["trim-bbox"][0],
             b=dimension["rectangles"]["trim-bbox"][1],
@@ -249,7 +249,7 @@ def _to_page_geometry(self, dimension: dict) -> PdfPageGeometry:
             t=dimension["rectangles"]["crop-bbox"][3],
             coord_origin=CoordOrigin.BOTTOMLEFT,
         )
-
+        
         # Fixme: The boundary type to which this rect refers should accept a user argument
         # TODO: Why is this a BoundingRectangle not a BoundingBox?
         rect = BoundingRectangle(

src/v2/pdf_decoders/page.h

@@ -561,14 +561,13 @@ namespace pdflib
   {
     LOG_S(INFO) << __FUNCTION__;
 
-    if(page_dimension.get_angle()==0)
+    int angle = page_dimension.get_angle();
+    
+    if((angle%360)==0)
       {
         return;
       }
-
-    int angle = page_dimension.get_angle();
-
-    if((angle%90)!=0)
+    else if((angle%90)!=0)
       {
         LOG_S(ERROR) << "the /Rotate angle should be a multiple of 90 ...";
       }
@@ -577,6 +576,8 @@ namespace pdflib
     LOG_S(WARNING) << "rotating contents clock-wise with angle: " << angle;
 
     std::pair<double, double> delta = page_dimension.rotate(angle);
+    LOG_S(INFO) << "translation delta: " << delta.first << ", " << delta.second;
+    
     page_cells.rotate(angle, delta);
     page_lines.rotate(angle, delta);
     page_images.rotate(angle, delta);

src/v2/pdf_resources/page_dimension.h

@@ -112,8 +112,11 @@ namespace pdflib
   std::pair<double, double> pdf_resource<PAGE_DIMENSION>::rotate(int my_angle)
   {
     angle -= my_angle;
+
+    LOG_S(INFO) << "my_angle: " << my_angle;
 
     utils::values::rotate_inplace(my_angle, media_bbox);
+
     LOG_S(INFO) << "media: "
 		<< media_bbox[0] << ", "
 		<< media_bbox[1] << ", "
@@ -150,7 +153,7 @@ namespace pdflib
 		<< crop_bbox[2] << ", "
 		<< crop_bbox[3];
 
-    LOG_S(INFO) << "crop: "
+    LOG_S(INFO) << "bbox: "
 		<< bbox[0] << ", "
 		<< bbox[1] << ", "
 		<< bbox[2] << ", "
@@ -403,11 +406,71 @@ namespace pdflib
 	throw std::logic_error(ss.str());
       }
 
+    LOG_S(INFO) << "crop-box: ("
+		<< crop_bbox[0] << ", "
+		<< crop_bbox[1] << ", "
+		<< crop_bbox[2] << ", "
+		<< crop_bbox[3] << ")";
+
+    LOG_S(INFO) << "media-box: ("
+		<< media_bbox[0] << ", "
+		<< media_bbox[1] << ", "
+		<< media_bbox[2] << ", "
+		<< media_bbox[3] << ")";      
+
+    LOG_S(INFO) << "art-box: ("
+		<< art_bbox[0] << ", "
+		<< art_bbox[1] << ", "
+		<< art_bbox[2] << ", "
+		<< art_bbox[3] << ")";
+
+    LOG_S(INFO) << "bleed-box: ("
+		<< bleed_bbox[0] << ", "
+		<< bleed_bbox[1] << ", "
+		<< bleed_bbox[2] << ", "
+		<< bleed_bbox[3] << ")";
+
+    LOG_S(INFO) << "trim-box: ("
+		<< trim_bbox[0] << ", "
+		<< trim_bbox[1] << ", "
+		<< trim_bbox[2] << ", "
+		<< trim_bbox[3] << ")";
+    
     crop_bbox = normalize_page_boundaries(crop_bbox, "crop_bbox");
     media_bbox = normalize_page_boundaries(media_bbox, "media_bbox");
     art_bbox = normalize_page_boundaries(art_bbox, "art_bbox");
     bleed_bbox = normalize_page_boundaries(bleed_bbox, "bleed_bbox");
     trim_bbox = normalize_page_boundaries(trim_bbox, "trim_bbox");
+
+    LOG_S(INFO) << "crop-box: ("
+		<< crop_bbox[0] << ", "
+		<< crop_bbox[1] << ", "
+		<< crop_bbox[2] << ", "
+		<< crop_bbox[3] << ")";
+
+    LOG_S(INFO) << "media-box: ("
+		<< media_bbox[0] << ", "
+		<< media_bbox[1] << ", "
+		<< media_bbox[2] << ", "
+		<< media_bbox[3] << ")";      
+
+    LOG_S(INFO) << "art-box: ("
+		<< art_bbox[0] << ", "
+		<< art_bbox[1] << ", "
+		<< art_bbox[2] << ", "
+		<< art_bbox[3] << ")";
+
+    LOG_S(INFO) << "bleed-box: ("
+		<< bleed_bbox[0] << ", "
+		<< bleed_bbox[1] << ", "
+		<< bleed_bbox[2] << ", "
+		<< bleed_bbox[3] << ")";
+
+    LOG_S(INFO) << "trim-box: ("
+		<< trim_bbox[0] << ", "
+		<< trim_bbox[1] << ", "
+		<< trim_bbox[2] << ", "
+		<< trim_bbox[3] << ")";    
   }
 
 }