277 lines
8.1 KiB
C++
277 lines
8.1 KiB
C++
// Copyright (c) 2007, Patryk Pomykalski
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// * Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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// * Neither the name of the Aegisub Group nor the names of its contributors
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// may be used to endorse or promote products derived from this software
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// without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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//
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// -----------------------------------------------------------------------------
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//
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// AEGISUB
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//
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// Website: http://aegisub.cellosoft.com
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// Contact: mailto:pomyk@go2.pl
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//
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#pragma once
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#ifndef _AUTO4_RUBY_H
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#define _AUTO4_RUBY_H
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#pragma warning(disable: 4311 4312)
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#include "auto4_base.h"
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#include <wx/thread.h>
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#include <wx/event.h>
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#include <ruby.h>
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class wxWindow;
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namespace Automation4 {
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// Provides access to an AssFile object (and all lines contained) for a Ruby script
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class RubyAssFile {
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private:
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AssFile *ass;
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bool can_modify;
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bool can_set_undo;
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// keep a cursor of last accessed item to avoid walking over the entire file on every access
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std::list<AssEntry*>::iterator last_entry_ptr;
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int last_entry_id;
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static int RubyParseTagData();
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static int RubyUnparseTagData();
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static int RubySetUndoPoint();
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public:
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void RubyUpdateAssFile(VALUE subtitles);
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static VALUE AssEntryToRuby(AssEntry *e); // makes a Ruby representation of AssEntry
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static AssEntry *RubyToAssEntry(VALUE ass_entry); // creates an AssEntry object from a Ruby representation
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RubyAssFile(AssFile *_ass, bool _can_modify, bool _can_set_undo);
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~RubyAssFile();
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static RubyAssFile *raf;
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VALUE rbAssFile;
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};
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// Provides progress UI and control functions for a Ruby script
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class RubyProgressSink : public ProgressSink {
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private:
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public:
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RubyProgressSink(wxWindow *parent, bool allow_config_dialog = true);
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virtual ~RubyProgressSink();
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static RubyProgressSink* inst;
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static VALUE RubySetProgress(VALUE self, VALUE progress);
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static VALUE RubySetTask(VALUE self, VALUE task);
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static VALUE RubySetTitle(VALUE self, VALUE title);
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static VALUE RubyGetCancelled(VALUE self);
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static VALUE RubyDebugOut(int argc, VALUE *args, VALUE self);
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static VALUE RubyDisplayDialog(VALUE self, VALUE cfg, VALUE buttons);
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};
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// Provides Config UI functions for a Ruby script
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class RubyConfigDialogControl {
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public:
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wxControl *cw; // control window
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wxString name, hint;
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int x, y, width, height;
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VALUE name_sym;
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virtual wxControl *Create(wxWindow *parent) = 0;
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virtual void ControlReadBack() = 0;
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virtual VALUE RubyReadBack() = 0;
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RubyConfigDialogControl();
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RubyConfigDialogControl(VALUE opts);
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virtual ~RubyConfigDialogControl() { }
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};
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class RubyConfigDialog : public ScriptConfigDialog {
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private:
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std::vector<RubyConfigDialogControl*> controls;
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std::vector<wxString> buttons;
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bool use_buttons;
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class ButtonEventHandler : public wxEvtHandler {
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public:
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int *button_pushed;
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void OnButtonPush(wxCommandEvent &evt);
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};
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ButtonEventHandler *button_event;
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int button_pushed;
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protected:
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wxWindow* CreateWindow(wxWindow *parent);
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public:
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RubyConfigDialog(VALUE cfg, VALUE buttons, bool show_buttons);
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virtual ~RubyConfigDialog();
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VALUE RubyReadBack(); // read back internal structure to Ruby hash
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void ReadBack(); // from auto4 base
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};
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// Second base-class for Ruby implemented Features
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class RubyFeature : public virtual Feature {
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protected:
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int myid;
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RubyFeature(ScriptFeatureClass _featureclass, const wxString &_name);
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void RegisterFeature();
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VALUE CreateIntegerArray(const std::vector<int> &ints);
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void ThrowError();
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};
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// Class of Ruby scripts
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class RubyScript : public Script {
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friend class RubyFeature;
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friend class RubyProgressSink;
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private:
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void Create(); // load script and create internal structures etc.
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void Destroy(); // destroy internal structures, unreg features and delete environment
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static RubyScript* GetScriptObject();
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public:
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static VALUE RubyTextExtents(VALUE self, VALUE style, VALUE text);
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static VALUE RubyFrameToTime(VALUE self, VALUE frame);
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static VALUE RubyTimeToFrame(VALUE self, VALUE time);
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static VALUE RubyKeyFrames(VALUE self);
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static VALUE backtrace_hook(VALUE self, VALUE backtr);
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RubyScript(const wxString &filename);
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static void RubyError();
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static wxString GetError();
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virtual ~RubyScript();
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virtual void Reload();
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static RubyScript* inst;
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};
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// Implementation of the Macro Feature for Ruby scripts
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class RubyFeatureMacro : public FeatureMacro, RubyFeature {
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private:
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bool no_validate;
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VALUE macro_fun;
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VALUE validation_fun;
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protected:
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RubyFeatureMacro(const wxString &_name, const wxString &_description, VALUE macro_function, VALUE validate_function);
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public:
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static VALUE RubyRegister(VALUE self, VALUE name, VALUE description, VALUE macro_function, VALUE validate_function);
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virtual ~RubyFeatureMacro() { }
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virtual bool Validate(AssFile *subs, const std::vector<int> &selected, int active);
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virtual void Process(AssFile *subs, std::vector<int> &selected, int active, wxWindow * const progress_parent);
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};
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// Implementation of the Export Filter Feature for Ruby scripts
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class RubyFeatureFilter : public FeatureFilter, RubyFeature {
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private:
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bool has_config;
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RubyConfigDialog *config_dialog;
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VALUE filter_fun;
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VALUE dialog_fun;
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protected:
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RubyFeatureFilter(const wxString &_name, const wxString &_description, int merit, VALUE function, VALUE dialog);
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ScriptConfigDialog* GenerateConfigDialog(wxWindow *parent);
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void Init();
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public:
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static VALUE RubyRegister(VALUE self, VALUE name, VALUE description, VALUE merit, VALUE macro_function, VALUE validate_function);
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void ProcessSubs(AssFile *subs, wxWindow *export_dialog);
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};
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// class for registering ruby objects created in c++
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// so garbage collector doesn't destroy them
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class RubyObjects {
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private:
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VALUE objects;
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static RubyObjects *inst;
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RubyObjects();
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public:
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~RubyObjects();
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static RubyObjects *Get();
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void Register(VALUE object);
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void Unregister(VALUE object);
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};
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// stuff for safe calling of ruby functions
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struct RubyCallArguments {
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VALUE recv;
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ID id;
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int n;
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VALUE *argv;
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RubyCallArguments(VALUE _recv, ID _id, int _n, VALUE *_argv);
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};
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// Separate thread for ruby interpreter
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class RubyThread : public wxThread {
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private:
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enum {NOTHING, CALL_FUNCTION, LOAD_FILE};
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int action;
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int status;
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RubyCallArguments *args;
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const char* file;
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VALUE *result;
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void InitRuby();
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wxPathList include_path;
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public:
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RubyThread(wxPathList include_path);
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void CallFunction(RubyCallArguments* arg, VALUE *res);
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void LoadFile(const char* file);
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int GetStatus() {return status;};
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virtual ExitCode Entry();
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};
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VALUE rbCallWrapper(VALUE arg);
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VALUE rbExecWrapper(VALUE arg);
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VALUE rbLoadWrapper(VALUE arg);
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VALUE rbGcWrapper(VALUE arg);
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VALUE rbAss2RbWrapper(VALUE arg);
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VALUE rb2AssWrapper(VALUE arg);
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VALUE rbError(VALUE arg);
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typedef VALUE (*RB_HOOK)(...);
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typedef VALUE (*RB_HOOK2)(VALUE);
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#define STR2SYM(x) ID2SYM(rb_intern(x))
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};
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#endif
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