New: "SUBJECT","TITLE","CREATOR","AUTHOR","KEYWORDS" attributes for the PDF driver.

3 files changed, 79 insertions, 4 deletions

diff --git a/html/en/drv/pdf.html b/html/en/drv/pdf.html
index 22e0a44..fd5ae23 100644
--- a/html/en/drv/pdf.html
+++ b/html/en/drv/pdf.html
@@ -222,6 +222,12 @@ the vertex where there is a hole in a
 	of the PDFLib.</li>
 </ul>
 
+<ul>
+  <li><b><font face="Courier">"SUBJECT","TITLE","CREATOR","AUTHOR","KEYWORDS"</font></b>:&nbsp;write 
+	only attributes that allows to set a description string for the respective 
+	document information field.</li>
+</ul>
+
 </body>
 
 </html>
diff --git a/html/en/history.html b/html/en/history.html
index 9d82f3b..322bcdb 100644
--- a/html/en/history.html
+++ b/html/en/history.html
@@ -28,6 +28,9 @@
 	wdCanvasSetTransform</strong>, <strong>wdCanvasGetTransform</strong>,
 	<strong>wdCanvasTranslate</strong> and <strong>wdCanvasScale</strong>, to 
 	better control the WD transformation.</li>
+	<li><span style="color: #0000FF">New:</span> 
+	&quot;SUBJECT&quot;,&quot;TITLE&quot;,&quot;CREATOR&quot;,&quot;AUTHOR&quot;,&quot;KEYWORDS&quot; attributes for the PDF 
+	driver.</li>
 	<li><span class="style1">Changed</span><span class="hist_changed">:</span>
     Freetype updated to version 2.3.11.</li>
 	<li><span class="style1">Changed</span><span class="hist_changed">:</span>
diff --git a/src/drv/cdpdf.c b/src/drv/cdpdf.c
index 79ce28f..ffad84b 100644
--- a/src/drv/cdpdf.c
+++ b/src/drv/cdpdf.c
@@ -1278,6 +1278,71 @@ static cdAttribute pattern_attrib =
   NULL
 }; 
 
+static void set_subject_attrib(cdCtxCanvas *ctxcanvas, char* data)
+{
+  if (data)
+    PDF_set_info(ctxcanvas->pdf, "Subject", data);
+}
+
+static cdAttribute subject_attrib =
+{
+  "SUBJECT",
+  set_subject_attrib,
+  NULL
+}; 
+
+static void set_title_attrib(cdCtxCanvas *ctxcanvas, char* data)
+{
+  if (data)
+    PDF_set_info(ctxcanvas->pdf, "Title", data);
+}
+
+static cdAttribute title_attrib =
+{
+  "TITLE",
+  set_title_attrib,
+  NULL
+}; 
+
+static void set_creator_attrib(cdCtxCanvas *ctxcanvas, char* data)
+{
+  if (data)
+    PDF_set_info(ctxcanvas->pdf, "Creator", data);
+}
+
+static cdAttribute creator_attrib =
+{
+  "CREATOR",
+  set_creator_attrib,
+  NULL
+}; 
+
+static void set_author_attrib(cdCtxCanvas *ctxcanvas, char* data)
+{
+  if (data)
+    PDF_set_info(ctxcanvas->pdf, "Author", data);
+}
+
+static cdAttribute author_attrib =
+{
+  "AUTHOR",
+  set_author_attrib,
+  NULL
+}; 
+
+static void set_keywords_attrib(cdCtxCanvas *ctxcanvas, char* data)
+{
+  if (data)
+    PDF_set_info(ctxcanvas->pdf, "Keywords", data);
+}
+
+static cdAttribute keywords_attrib =
+{
+  "KEYWORDS",
+  set_keywords_attrib,
+  NULL
+}; 
+
 static void set_opacity_attrib(cdCtxCanvas *ctxcanvas, char* data)
 {
   int state;
@@ -1367,6 +1432,11 @@ static void cdcreatecanvas(cdCanvas* canvas, void *data)
   cdRegisterAttribute(canvas, &opacity_attrib);
   cdRegisterAttribute(canvas, &pattern_attrib);
   cdRegisterAttribute(canvas, &pdf_attrib);
+  cdRegisterAttribute(canvas, &subject_attrib);
+  cdRegisterAttribute(canvas, &title_attrib);
+  cdRegisterAttribute(canvas, &creator_attrib);
+  cdRegisterAttribute(canvas, &author_attrib);
+  cdRegisterAttribute(canvas, &keywords_attrib);
 
   setpdfdefaultvalues(ctxcanvas);
 
@@ -1485,7 +1555,3 @@ cdContext* cdContextPDF(void)
 {
   return &cdPDFContext;
 }
-
-/*
-p.set_info("Creator", "PDFlib Cookbook")
-*/