pdf.pdf-watermarks.venice Maven / Gradle / Ivy
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Venice, a sandboxed Lisp implemented in Java.
;;;; __ __ _
;;;; \ \ / /__ _ __ (_) ___ ___
;;;; \ \/ / _ \ '_ \| |/ __/ _ \
;;;; \ / __/ | | | | (_| __/
;;;; \/ \___|_| |_|_|\___\___|
;;;;
;;;;
;;;; Copyright 2017-2024 Venice
;;;;
;;;; Licensed under the Apache License, Version 2.0 (the "License");
;;;; you may not use this file except in compliance with the License.
;;;; You may obtain a copy of the License at
;;;;
;;;; http://www.apache.org/licenses/LICENSE-2.0
;;;;
;;;; Unless required by applicable law or agreed to in writing, software
;;;; distributed under the License is distributed on an "AS IS" BASIS,
;;;; WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
;;;; See the License for the specific language governing permissions and
;;;; limitations under the License.
(do
(ns test)
(load-module :kira)
;; ensure PDF libs are available when loading this file
(pdf/check-required-libs)
; define the template
(def template
"""
Venice PDF Watermarks
Example
${= (kira/escape-xml text) }$
${= (kira/escape-xml text) }$
${= (kira/escape-xml text) }$
${= (kira/escape-xml text) }$
${= (kira/escape-xml text) }$
${= (kira/escape-xml text) }$
${= (kira/escape-xml text) }$
${= (kira/escape-xml text) }$
""")
; create a Lorem Ipsum text block
(def data { :text (str/lorem-ipsum :paragraphs 1) } )
(def watermark { :text "CONFIDENTIAL"
:font-size 64.0
:font-char-spacing 10.0
:color "#000000"
:opacity 0.4
:outline-color "#000000"
:outline-opacity 0.8
:outline-width 0.5
:angle 45.0
:over-content true
:skip-top-pages 1
:skip-bottom-pages 0 })
; evaluate the template, render, and save it
(-<> data
(kira/eval template ["${" "}$"] <>)
(pdf/render <>)
(pdf/watermark <> watermark)
(io/spit "watermark-example.pdf" <>))
)