Add QPDFPageDocumentHelper and QPDFPageObjectHelper

This is the beginning of higher-level API support using helper
classes. The goal is to be able to add more helpers without continuing
to pollute QPDF's and QPDFObjectHandle's public interfaces.

1 files changed, 72 insertions, 0 deletions

diff --git a/libqpdf/QPDFPageObjectHelper.cc b/libqpdf/QPDFPageObjectHelper.cc
new file mode 100644
index 00000000..b16d8751
--- /dev/null
+++ b/libqpdf/QPDFPageObjectHelper.cc
@@ -0,0 +1,72 @@
+#include <qpdf/QPDFPageObjectHelper.hh>
+
+QPDFPageObjectHelper::Members::~Members()
+{
+}
+
+QPDFPageObjectHelper::Members::Members()
+{
+}
+
+QPDFPageObjectHelper::QPDFPageObjectHelper(QPDFObjectHandle oh) :
+    QPDFObjectHelper(oh)
+{
+}
+
+std::map<std::string, QPDFObjectHandle>
+QPDFPageObjectHelper::getPageImages()
+{
+    return this->oh.getPageImages();
+}
+
+std::vector<QPDFObjectHandle>
+QPDFPageObjectHelper::getPageContents()
+{
+    return this->oh.getPageContents();
+}
+
+void
+QPDFPageObjectHelper::addPageContents(QPDFObjectHandle contents, bool first)
+{
+    this->oh.addPageContents(contents, first);
+}
+
+void
+QPDFPageObjectHelper::rotatePage(int angle, bool relative)
+{
+    this->oh.rotatePage(angle, relative);
+}
+
+void
+QPDFPageObjectHelper::coalesceContentStreams()
+{
+    this->oh.coalesceContentStreams();
+}
+
+void
+QPDFPageObjectHelper::parsePageContents(
+    QPDFObjectHandle::ParserCallbacks* callbacks)
+{
+    this->oh.parsePageContents(callbacks);
+}
+
+void
+QPDFPageObjectHelper::filterPageContents(
+    QPDFObjectHandle::TokenFilter* filter,
+    Pipeline* next)
+{
+    this->oh.filterPageContents(filter, next);
+}
+
+void
+QPDFPageObjectHelper::pipePageContents(Pipeline* p)
+{
+    this->oh.pipePageContents(p);
+}
+
+void
+QPDFPageObjectHelper::addContentTokenFilter(
+    PointerHolder<QPDFObjectHandle::TokenFilter> token_filter)
+{
+    this->oh.addContentTokenFilter(token_filter);
+}