Aegisub/aegisub/src/ass_dialogue.h

230 lines
6.8 KiB
C++

// Copyright (c) 2005, 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 Project http://www.aegisub.org/
//
// $Id$
/// @file ass_dialogue.h
/// @see ass_dialogue.cpp
/// @ingroup subs_storage
///
#ifndef AGI_PRE
#include <vector>
#endif
#include "ass_entry.h"
#include "ass_time.h"
enum ASS_BlockType {
BLOCK_BASE,
BLOCK_PLAIN,
BLOCK_OVERRIDE,
BLOCK_DRAWING
};
class AssOverrideParameter;
class AssOverrideTag;
/// DOCME
/// @class AssDialogueBlock
/// @brief AssDialogue Blocks
///
/// A block is each group in the text field of an AssDialogue
/// @verbatim
/// Yes, I {\i1}am{\i0} here.
///
/// Gets split in five blocks:
/// "Yes, I " (Plain)
/// "\\i1" (Override)
/// "am" (Plain)
/// "\\i0" (Override)
/// " here." (Plain)
///
/// Also note how {}s are discarded.
/// Override blocks are further divided in AssOverrideTags.
///
/// The GetText() method generates a new value for the "text" field from
/// the other fields in the specific class, and returns the new value.
/// @endverbatim
class AssDialogueBlock {
protected:
/// Text of this block
wxString text;
public:
AssDialogueBlock(wxString const& text) : text(text) { }
virtual ~AssDialogueBlock() { }
virtual ASS_BlockType GetType() const = 0;
virtual wxString GetText() { return text; }
};
/// @class AssDialogueBlockPlain
/// @brief DOCME
///
/// DOCME
class AssDialogueBlockPlain : public AssDialogueBlock {
public:
ASS_BlockType GetType() const { return BLOCK_PLAIN; }
AssDialogueBlockPlain(wxString const& text = wxString()) : AssDialogueBlock(text) { }
};
/// @class AssDialogueBlockDrawing
/// @brief DOCME
///
/// DOCME
class AssDialogueBlockDrawing : public AssDialogueBlock {
public:
/// DOCME
int Scale;
ASS_BlockType GetType() const { return BLOCK_DRAWING; }
AssDialogueBlockDrawing(wxString const& text, int scale) : AssDialogueBlock(text), Scale(scale) { }
void TransformCoords(int trans_x,int trans_y,double mult_x,double mult_y);
};
/// @class AssDialogueBlockOverride
/// @brief DOCME
///
/// DOCME
class AssDialogueBlockOverride : public AssDialogueBlock {
public:
AssDialogueBlockOverride(wxString const& text = wxString()) : AssDialogueBlock(text) { }
~AssDialogueBlockOverride();
/// DOCME
std::vector<AssOverrideTag*> Tags;
/// @brief DOCME
/// @return
///
ASS_BlockType GetType() const { return BLOCK_OVERRIDE; }
wxString GetText();
void ParseTags(); // Parses tags
void AddTag(wxString const& tag);
/// Type of callback function passed to ProcessParameters
typedef void (*ProcessParametersCallback)(wxString,int,AssOverrideParameter*,void *);
/// @brief Process parameters via callback
/// @param callback The callback function to call per tag paramer
/// @param userData User data to pass to callback function
void ProcessParameters(ProcessParametersCallback callback,void *userData);
};
/// DOCME
/// @class AssDialogue
/// @brief DOCME
///
/// DOCME
class AssDialogue : public AssEntry {
wxString GetData(bool ssa) const;
public:
/// Contains information about each block of text
std::vector<AssDialogueBlock*> Blocks;
/// Is this a comment line?
bool Comment;
/// Layer number
int Layer;
/// Margins: 0 = Left, 1 = Right, 2 = Top (Vertical), 3 = Bottom
int Margin[4];
/// Starting time
AssTime Start;
/// Ending time
AssTime End;
/// Style name
wxString Style;
/// Actor name
wxString Actor;
/// Effect name
wxString Effect;
/// Raw text data
wxString Text;
ASS_EntryType GetType() const { return ENTRY_DIALOGUE; }
/// @brief Parse raw ASS data into everything else
/// @param data ASS line
/// @param version ASS version to try first (4, 4+, ASS2)
/// @return Did it successfully parse?
bool Parse(wxString data,int version=1);
/// Parse text as ASS to generate block information
void ParseASSTags();
/// Parse text as ASS and return block information
std::vector<AssDialogueBlock*> ParseTags() const;
/// Clear all blocks, ALWAYS call this after you're done processing tags
void ClearBlocks();
/// @brief Process parameters via callback
/// @param callback The callback function to call per tag parameter
/// @param userData User data to pass to callback function
void ProcessParameters(AssDialogueBlockOverride::ProcessParametersCallback callback,void *userData=NULL);
/// Strip all ASS tags from the text
void StripTags();
/// Strip a specific ASS tag from the text
void StripTag(wxString tagName);
/// Get text without tags
wxString GetStrippedText() const;
/// If blocks have been parsed, update the text from their current value
void UpdateText();
const wxString GetEntryData() const;
/// Do nothing
void SetEntryData(wxString const&) { }
template<int which>
void SetMarginString(const wxString value) { SetMarginString(value, which);}
/// @brief Set a margin
/// @param value New value of the margin
/// @param which 0 = left, 1 = right, 2 = vertical/top, 3 = bottom
void SetMarginString(const wxString value,int which);
/// @brief Get a margin
/// @param which 0 = left, 1 = right, 2 = vertical/top, 3 = bottom
/// @param pad Pad the number to four digits
wxString GetMarginString(int which,bool pad=true) const;
/// Get the line as SSA rather than ASS
wxString GetSSAText() const;
/// Does this line collide with the passed line?
bool CollidesWith(const AssDialogue *target) const;
AssEntry *Clone() const;
AssDialogue();
AssDialogue(AssDialogue const&);
AssDialogue(wxString data,int version=1);
~AssDialogue();
};