apdf 7.0.0 (#1393)

🆕 Changes in this version:

 *  Vector graphics: added Arc and Circle.
*   Navigation: added Hyperlink methods for producing links within or outside the document.

The main demo (pdf_out_demo.adb) includes now some pie charts and hyperlink examples.
An additional demo shows graphically various steps of the k-means data clustering / unsupervised machine learning method.

index/ap/apdf/apdf-7.0.0.toml

@@ -0,0 +1,55 @@
+description = "Portable package for producing dynamically PDF documents"
+name = "apdf"
+version = "7.0.0"
+authors = ["Gautier de Montmollin"]
+website = "https://apdf.sourceforge.io/"
+licenses = "MIT"
+maintainers = ["gdemont@hotmail.com"]
+maintainers-logins = ["zertovitch", "Fabien-Chouteau"]
+project-files = ["pdf_out_gnat_w_gid.gpr"]
+executables = ["pdf_out_demo", "koch_curve", "sierpinski_arrowhead_curve"]
+tags = ["pdf", "adobe"]
+
+long-description = """
+
+**PDF_Out** is an Ada package for producing easily and automatically PDF files, from an Ada program, with text, vector graphics and raster graphics.
+
+![Ada PDF Screenshot](https://apdf.sourceforge.io/pw_ari_parcel_m.png "Screenshot of a page produced by PDF_Out")
+
+* Ideal for the dynamic production of reports, invoices, tickets, charts, maps etc.
+* Vector graphics
+* Inclusion of JPEG images
+* Object oriented
+* Task safe
+* Endian-neutral
+* Multi-platform, but native code build
+* Standalone (no dependency on other libraires, bindings, etc.; no extra component needed for running)
+* Unconditionally portable code: OS-, CPU-, compiler- independent code
+* Pure Ada 2012: this package can be used in projects in Ada 2012 and later language versions
+* Free, open-source 
+
+The creation of a PDF file is as simple as this small procedure:
+
+```ada
+with PDF_Out;
+
+procedure Small_Demo is
+  pdf : PDF_Out.PDF_Out_File;
+begin
+  pdf.Create ("small.pdf");
+  pdf.Put_Line ("This is a very small demo for PDF_Out...");
+  pdf.Close;
+end Small_Demo;
+```
+
+"""
+
+[gpr-externals]
+PDF_Build_Mode = ["Debug", "Fast"]
+
+[[depends-on]]
+gid = ">=9.0.0"
+
+[origin]
+url = "https://sourceforge.net/projects/apdf/files/apdf_007.zip"
+hashes = ["sha512:11c5d525f3e77d88f673dc8921af4304f33188c0ca54c3ab3da3013212d48027019f31b935933aeaad8d40ead76a3711f8ed491810e63f546e1f550e15cfb7ea"]