Added debugging dump of page operations

[paperjam.git] / cmds.cc

diff --git a/cmds.cc b/cmds.cc
index f16cd991138ec45ee042331bf12bd50303e11cd1..97c24d58ab1d92bfa788c9563b0af1b909447d02 100644 (file)
--- a/cmds.cc
+++ b/cmds.cc
@@ -32,6 +32,11 @@ class xform_page : public page {
   pdf_matrix xform;
 public:
   void render(out_context *out, pdf_matrix xform) override;
+  void debug_dump() override
+    {
+      debug("Transform [%s]", xform.to_string().c_str());
+      orig_page->debug_dump();
+    }
   xform_page(page *p, pdf_matrix xf);
 };
 
@@ -718,6 +723,11 @@ public:
       out->contents += page_cm->pdf_stream(out, page_bbox, xform);
       out->contents += image_cm->pdf_stream(out, image_box, xform);
     }
+  void debug_dump() override
+    {
+      debug("Draw debugging boxes");
+      orig_page->debug_dump();
+    }
 };
 
 class debug_cmd : public cmd_exec_simple {
@@ -778,6 +788,14 @@ public:
       for (auto p: orig_pages)
        p->render(out, xform);
     }
+  void debug_dump() override
+    {
+      debug("Merge pages");
+      debug_indent += 4;
+      for (auto p: orig_pages)
+       p->debug_dump();
+      debug_indent -= 4;
+    }
 };
 
 vector<page *> merge_cmd::process(vector<page *> &pages)
@@ -1263,6 +1281,14 @@ public:
   cropmark_spec *cmarks;
   void render(out_context *out, pdf_matrix xform) override;
   nup_page(nup_state &st) : page(st.paper_w, st.paper_h) { }
+  void debug_dump() override
+    {
+      debug("N-up printing");
+      debug_indent += 4;
+      for (auto p: orig_pages)
+       p->debug_dump();
+      debug_indent -= 4;
+    }
 };
 
 void nup_page::render(out_context *out, pdf_matrix parent_xform)
@@ -1360,6 +1386,11 @@ public:
       orig_page->render(out, xform);
       out->contents += cm->pdf_stream(out, image_box, xform);
     }
+  void debug_dump() override
+    {
+      debug("Add cropmarks");
+      orig_page->debug_dump();
+    }
   cropmarks_page(page *p, cropmark_spec *cms) : page(p), orig_page(p), cm(cms) { }
 };
 
@@ -1390,6 +1421,11 @@ public:
       orig_page->render(out, xform);
       out->contents += "Q ";
     }
+  void debug_dump() override
+    {
+      debug("Clip [%.3f %.3f %.3f %.3f]", clip_to.x_min, clip_to.y_min, clip_to.x_max, clip_to.y_max);
+      orig_page->debug_dump();
+    }
   clip_page(page *p, BBox &to) : page(p), orig_page(p), clip_to(to) { }
 };