ops. :D

Originally committed to SVN as r750.

aegisub/export_visible_lines.cpp

@@ -0,0 +1,104 @@
+// Copyright (c) 2005, Niels Martin Hansen
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are met:
+//
+//   * Redistributions of source code must retain the above copyright notice,
+//     this list of conditions and the following disclaimer.
+//   * Redistributions in binary form must reproduce the above copyright notice,
+//     this list of conditions and the following disclaimer in the documentation
+//     and/or other materials provided with the distribution.
+//   * Neither the name of the Aegisub Group nor the names of its contributors
+//     may be used to endorse or promote products derived from this software
+//     without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+//
+// -----------------------------------------------------------------------------
+//
+// AEGISUB
+//
+// Website: http://aegisub.cellosoft.com
+// Contact: mailto:zeratul@cellosoft.com
+//
+
+
+///////////
+// Headers
+#include "export_visible_lines.h"
+#include "ass_file.h"
+#include "ass_dialogue.h"
+#include "ass_override.h"
+#include "vfr.h"
+
+
+///////////////
+// Constructor
+AssLimitToVisibleFilter::AssLimitToVisibleFilter() {
+	initialized = false;
+	frame = -1;
+}
+
+
+////////
+// Init
+void AssLimitToVisibleFilter::Init() {
+	if (initialized) return;
+	initialized = true;
+	autoExporter = true;
+	hidden = false;
+	Register(_T("Limit to Visible Lines"),1000000);
+	description = _T("Limit to Visible Lines");
+}
+
+
+///////////
+// Process
+void AssLimitToVisibleFilter::ProcessSubs(AssFile *subs, wxWindow *export_dialog) {
+	// Nothing to do
+	if (frame == -1) return;
+
+	// Process
+	using std::list;
+	AssDialogue *diag;
+	entryIter cur, next = subs->Line.begin();
+	while (next != subs->Line.end()) {
+		// Set next
+		cur = next++;
+
+		// Is dialogue?
+		diag = AssEntry::GetAsDialogue(*cur);
+		if (diag) {
+			int f1 = VFR_Output.GetFrameAtTime(diag->Start.GetMS(),true);
+			int f2 = VFR_Output.GetFrameAtTime(diag->End.GetMS(),false);
+
+			// Invisible, remove frame
+			if (f1 > frame || f2 < frame) {
+				subs->Line.erase(cur);
+			}
+		}
+	}
+}
+
+
+///////////////////////
+// Set limitation time
+void AssLimitToVisibleFilter::SetFrame(int _frame) {
+	instance.frame = _frame;
+}
+
+
+///////////////////
+// Global instance
+AssLimitToVisibleFilter AssLimitToVisibleFilter::instance;

aegisub/export_visible_lines.h

@@ -0,0 +1,59 @@
+// Copyright (c) 2007, Rodrigo Braz Monteiro
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are met:
+//
+//   * Redistributions of source code must retain the above copyright notice,
+//     this list of conditions and the following disclaimer.
+//   * Redistributions in binary form must reproduce the above copyright notice,
+//     this list of conditions and the following disclaimer in the documentation
+//     and/or other materials provided with the distribution.
+//   * Neither the name of the Aegisub Group nor the names of its contributors
+//     may be used to endorse or promote products derived from this software
+//     without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+//
+// -----------------------------------------------------------------------------
+//
+// AEGISUB
+//
+// Website: http://aegisub.cellosoft.com
+// Contact: mailto:zeratul@cellosoft.com
+//
+
+
+#pragma once
+
+
+///////////
+// Headers
+#include "ass_export_filter.h"
+
+
+/////////////////////////////////
+// Limit to visible lines filter
+class AssLimitToVisibleFilter : public AssExportFilter {
+private:
+	static AssLimitToVisibleFilter instance;
+	int frame;
+
+	AssLimitToVisibleFilter();
+	void Init();
+
+public:
+	static void SetFrame(int frame=-1);
+
+	void ProcessSubs(AssFile *subs, wxWindow *export_dialog);
+};