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authorTavian Barnes <tavianator@gmail.com>2009-06-24 21:28:40 +0000
committerTavian Barnes <tavianator@gmail.com>2009-06-24 21:28:40 +0000
commit706acbb46a91adef8ed2ec1d255802e93c59b65a (patch)
treeeb3702adea14a190cf1b8ea43fd49147e73be0da /libdimensionxx
parent0f596b2a4ec68d082d82dad7f5c6a59ca445fc48 (diff)
downloaddimension-706acbb46a91adef8ed2ec1d255802e93c59b65a.tar.xz
New C++ dmnsn_progress* wrapper.
Diffstat (limited to 'libdimensionxx')
-rw-r--r--libdimensionxx/Makefile.am4
-rw-r--r--libdimensionxx/dimensionxx.hpp1
-rw-r--r--libdimensionxx/dimensionxx/array.hpp4
-rw-r--r--libdimensionxx/dimensionxx/progress.hpp62
-rw-r--r--libdimensionxx/progress.cpp92
5 files changed, 159 insertions, 4 deletions
diff --git a/libdimensionxx/Makefile.am b/libdimensionxx/Makefile.am
index 1e19d28..0371435 100644
--- a/libdimensionxx/Makefile.am
+++ b/libdimensionxx/Makefile.am
@@ -17,13 +17,13 @@
## along with this program. If not, see <http://www.gnu.org/licenses/>. ##
###########################################################################
-nobase_include_HEADERS = dimensionxx.hpp dimensionxx/array.hpp dimensionxx/canvas.hpp dimensionxx/color.hpp dimensionxx/cookie.hpp dimensionxx/geometry.hpp dimensionxx/object.hpp dimensionxx/png.hpp
+nobase_include_HEADERS = dimensionxx.hpp dimensionxx/array.hpp dimensionxx/canvas.hpp dimensionxx/color.hpp dimensionxx/cookie.hpp dimensionxx/geometry.hpp dimensionxx/object.hpp dimensionxx/png.hpp dimensionxx/progress.hpp
INCLUDES = -I../libdimension
lib_LTLIBRARIES = libdimensionxx.la
-libdimensionxx_la_SOURCES = $(nobase_include_HEADERS) canvas.cpp color.cpp error.cpp object.cpp png.cpp
+libdimensionxx_la_SOURCES = $(nobase_include_HEADERS) canvas.cpp color.cpp error.cpp object.cpp png.cpp progress.cpp
if FOPENCOOKIE
libdimensionxx_la_SOURCES += cookie-fopencookie.cpp
diff --git a/libdimensionxx/dimensionxx.hpp b/libdimensionxx/dimensionxx.hpp
index 37ecc13..d8df782 100644
--- a/libdimensionxx/dimensionxx.hpp
+++ b/libdimensionxx/dimensionxx.hpp
@@ -27,6 +27,7 @@
// libdimension wrappers
#include <dimensionxx/error.hpp>
#include <dimensionxx/array.hpp>
+#include <dimensionxx/progress.hpp>
#include <dimensionxx/geometry.hpp>
#include <dimensionxx/color.hpp>
#include <dimensionxx/canvas.hpp>
diff --git a/libdimensionxx/dimensionxx/array.hpp b/libdimensionxx/dimensionxx/array.hpp
index b13fa8a..dfbf1c8 100644
--- a/libdimensionxx/dimensionxx/array.hpp
+++ b/libdimensionxx/dimensionxx/array.hpp
@@ -21,8 +21,8 @@
#ifndef DIMENSIONXX_ARRAY_HPP
#define DIMENSIONXX_ARRAY_HPP
-#include <tr1/memory>
-#include <cstdlib> // For size_t
+#include <tr1/memory> // For tr1::shared_ptr
+#include <cstdlib> // For size_t
// dmnsn_array* wrapper.
diff --git a/libdimensionxx/dimensionxx/progress.hpp b/libdimensionxx/dimensionxx/progress.hpp
new file mode 100644
index 0000000..72099c4
--- /dev/null
+++ b/libdimensionxx/dimensionxx/progress.hpp
@@ -0,0 +1,62 @@
+/*************************************************************************
+ * Copyright (C) 2008 Tavian Barnes <tavianator@gmail.com> *
+ * *
+ * This file is part of The Dimension Library. *
+ * *
+ * The Dimension Library is free software; you can redistribute it and/ *
+ * or modify it under the terms of the GNU Lesser General Public License *
+ * as published by the Free Software Foundation; either version 3 of the *
+ * License, or (at your option) any later version. *
+ * *
+ * The Dimension Library is distributed in the hope that it will be *
+ * useful, but WITHOUT ANY WARRANTY; without even the implied warranty *
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
+ * Lesser General Public License for more details. *
+ * *
+ * You should have received a copy of the GNU Lesser General Public *
+ * License along with this program. If not, see *
+ * <http://www.gnu.org/licenses/>. *
+ *************************************************************************/
+
+#ifndef DIMENSIONXX_PROGRESS_HPP
+#define DIMENSIONXX_PROGRESS_HPP
+
+#include <tr1/memory> // For tr1::shared_ptr
+
+// dmnsn_canvas* wrapper.
+
+namespace Dimension
+{
+ // dmnsn_progress* wrapper class to represent an asynchronous worker thread
+ class Progress
+ {
+ public:
+ explicit Progress(dmnsn_progress* progress);
+ // Progress(const Progress& progress);
+
+ // Finishes the job without throwing
+ ~Progress();
+
+ double progress() const;
+ void wait(double progress) const;
+
+ void new_element(unsigned int total);
+ void increment();
+ void done();
+
+ // Wait for job to finish, throwing if the job failed
+ void finish();
+
+ // Access the wrapped C object.
+ dmnsn_progress* dmnsn();
+ const dmnsn_progress* dmnsn() const;
+
+ private:
+ // Copy assignment prohibited
+ Progress& operator=(const Progress&);
+
+ std::tr1::shared_ptr<dmnsn_progress*> m_progress;
+ };
+}
+
+#endif /* DIMENSIONXX_PROGRESS_HPP */
diff --git a/libdimensionxx/progress.cpp b/libdimensionxx/progress.cpp
new file mode 100644
index 0000000..d09ac9b
--- /dev/null
+++ b/libdimensionxx/progress.cpp
@@ -0,0 +1,92 @@
+/*************************************************************************
+ * Copyright (C) 2008 Tavian Barnes <tavianator@gmail.com> *
+ * *
+ * This file is part of The Dimension Library. *
+ * *
+ * The Dimension Library is free software; you can redistribute it and/ *
+ * or modify it under the terms of the GNU Lesser General Public License *
+ * as published by the Free Software Foundation; either version 3 of the *
+ * License, or (at your option) any later version. *
+ * *
+ * The Dimension Library is distributed in the hope that it will be *
+ * useful, but WITHOUT ANY WARRANTY; without even the implied warranty *
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
+ * Lesser General Public License for more details. *
+ * *
+ * You should have received a copy of the GNU Lesser General Public *
+ * License along with this program. If not, see *
+ * <http://www.gnu.org/licenses/>. *
+ *************************************************************************/
+
+#include "dimensionxx.hpp"
+
+namespace Dimension
+{
+ Progress::Progress(dmnsn_progress* progress)
+ : m_progress(new dmnsn_progress*(progress))
+ { }
+
+ Progress::~Progress()
+ {
+ if (m_progress.unique()) {
+ try {
+ dmnsn_finish_progress(dmnsn());
+ } catch (...) {
+ dmnsn_error(SEVERITY_MEDIUM,
+ "Finishing worker thread failed in Progress destructor.");
+ }
+ }
+ }
+
+ double
+ Progress::progress() const
+ {
+ return dmnsn_get_progress(dmnsn());
+ }
+
+ void
+ Progress::wait(double progress) const
+ {
+ dmnsn_wait_progress(dmnsn(), progress);
+ }
+
+ void
+ Progress::new_element(unsigned int total)
+ {
+ dmnsn_new_progress_element(dmnsn(), total);
+ }
+
+ void
+ Progress::increment()
+ {
+ dmnsn_increment_progress(dmnsn());
+ }
+
+ void
+ Progress::done()
+ {
+ dmnsn_progress_done(dmnsn());
+ }
+
+ void
+ Progress::finish()
+ {
+ if (m_progress.unique()) {
+ dmnsn_finish_progress(dmnsn());
+ } else {
+ throw Dimension_Error("Attempt to finish non-unique Progress.");
+ }
+ }
+
+ dmnsn_progress*
+ Progress::dmnsn()
+ {
+ return *m_progress;
+ }
+
+ const dmnsn_progress*
+ Progress::dmnsn() const
+ {
+ return *m_progress;
+ }
+}