517 lines
12 KiB
C++
517 lines
12 KiB
C++
// Copyright (c) 2005, Rodrigo Braz Monteiro
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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:zeratul@cellosoft.com
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//
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////////////
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// Includes
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#include <wx/tokenzr.h>
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#include "ass_style.h"
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#include "utils.h"
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///////////////////////// AssColor //////////////////////////
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////////////////
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// Constructors
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AssColor::AssColor () {
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r=g=b=a=0;
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}
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AssColor::AssColor (wxColour &color) {
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SetWXColor(color);
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}
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//////////////////
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// Parse from SSA/ASS
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void AssColor::Parse(const wxString value) {
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// Prepare
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char c,ostr[12];
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unsigned long outval;
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int oindex=11;
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bool ishex=false,isneg=false;
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ostr[11]=0;
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for(int i=value.Len()-1;i>=0&&oindex>=0;i--) {
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c=value[i];
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if ((c >= 48 && c <= 57) || (c >= 65 && c <= 70) || (c >= 97 && c <= 102)) {
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ostr[--oindex] = c;
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if (c>=65) ishex = true;
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}
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else if (c == 'H' || c == 'h') ishex = true;
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else if (c==45) isneg=true;
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}
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outval=strtoul(ostr+oindex,0,ishex?16:10);
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if (isneg) outval+=2147483648; //2^31 (MSB)
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r = outval & 0xFF;
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g = (outval>>8) & 0xFF;
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b = (outval>>16)& 0xFF;
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a = (outval>>24)& 0xFF;
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}
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///////////////////
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// Gets a wxColour
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wxColour AssColor::GetWXColor() {
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return wxColour(r,g,b,a);
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}
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//////////////////////
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// Sets color from wx
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void AssColor::SetWXColor(const wxColor &color) {
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r = color.Red();
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g = color.Green();
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b = color.Blue();
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//a = color.Alpha();
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}
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///////////////////////////////
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// Get formatted in ASS format
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wxString AssColor::GetASSFormatted (bool alpha,bool stripped,bool isStyle) {
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wxString work;
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if (!stripped) work += _T("&H");
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if (alpha) work += wxString::Format(_T("%02X"),a);
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work += wxString::Format(_T("%02X%02X%02X"),b,g,r);
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if (!stripped && !isStyle) work += _T("&");
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return work;
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}
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/////////////////////////
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// Get decimal formatted
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wxString AssColor::GetSSAFormatted () {
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long color = ((a&127)<<24)+(b<<16)+(g<<8)+r;
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if ((a&128)!=0) color = 0-color;
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wxString output=wxString::Format(_T("%i"),(long)color);
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return output;
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}
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///////////////////////// AssStyle /////////////////////////
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///////////////////////
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// Default Constructor
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AssStyle::AssStyle() {
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group = _T("[V4+ Styles]");
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name = _T("Default");
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font = _T("Arial");
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fontsize = 20;
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primary.r = 255;
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primary.g = 255;
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primary.b = 255;
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primary.a = 0;
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secondary.r = 255;
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secondary.g = 255;
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secondary.b = 0;
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secondary.a = 0;
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outline.r = 0;
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outline.g = 0;
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outline.b = 0;
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outline.a = 0;
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shadow.r = 0;
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shadow.g = 0;
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shadow.b = 0;
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shadow.a = 0;
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bold = false;
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italic = false;
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underline = false;
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strikeout = false;
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scalex = 100;
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scaley = 100;
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spacing = 0;
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angle = 0.0;
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borderstyle = 1;
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outline_w = 2.0;
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shadow_w = 2.0;
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alignment = 2;
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Margin[0] = 10;
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Margin[1] = 10;
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Margin[2] = 10;
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Margin[3] = 10;
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encoding = 0;
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relativeTo = 1;
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UpdateData();
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}
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///////////////
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// Constructor
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AssStyle::AssStyle(wxString _data,int version) {
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Valid = Parse(_data,version);
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if (!Valid) {
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throw _T("[Error] Failed parsing line.");
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}
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UpdateData();
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}
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//////////////
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// Destructor
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AssStyle::~AssStyle() {
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}
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//////////////////////////////
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// Parses value from ASS data
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bool AssStyle::Parse(wxString rawData,int version) {
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// Tokenize
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wxString temp;
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long templ;
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wxStringTokenizer tkn(rawData.Mid(6),_T(","),wxTOKEN_RET_EMPTY_ALL);
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// Read name
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if (!tkn.HasMoreTokens()) return false;
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name = tkn.GetNextToken();
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name.Trim(true);
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name.Trim(false);
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// Read font name
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if (!tkn.HasMoreTokens()) return false;
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font = tkn.GetNextToken();
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font.Trim(true);
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font.Trim(false);
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// Read font size
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if (!tkn.HasMoreTokens()) return false;
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temp = tkn.GetNextToken();
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temp.ToLong(&templ);
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fontsize = templ;
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if (version != 0) {
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// Read primary color
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if (!tkn.HasMoreTokens()) return false;
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primary.Parse(tkn.GetNextToken());
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// Read secondary color
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if (!tkn.HasMoreTokens()) return false;
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secondary.Parse(tkn.GetNextToken());
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// Read outline color
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if (!tkn.HasMoreTokens()) return false;
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outline.Parse(tkn.GetNextToken());
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// Read shadow color
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if (!tkn.HasMoreTokens()) return false;
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shadow.Parse(tkn.GetNextToken());
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}
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else {
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// Read primary color
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if (!tkn.HasMoreTokens()) return false;
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primary.Parse(tkn.GetNextToken());
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// Read secondary color
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if (!tkn.HasMoreTokens()) return false;
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secondary.Parse(tkn.GetNextToken());
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// Read and discard tertiary color
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if (!tkn.HasMoreTokens()) return false;
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tkn.GetNextToken();
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// Read shadow/outline color
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if (!tkn.HasMoreTokens()) return false;
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outline.Parse(tkn.GetNextToken());
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shadow = outline;
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}
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// Read bold
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if (!tkn.HasMoreTokens()) return false;
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temp = tkn.GetNextToken();
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temp.ToLong(&templ);
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bold = (templ==0)?false:true;
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// Read italics
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if (!tkn.HasMoreTokens()) return false;
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temp = tkn.GetNextToken(); temp.ToLong(&templ);
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italic = (templ==0)?false:true;
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if (version != 0) {
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// Read underline
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if (!tkn.HasMoreTokens()) return false;
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temp = tkn.GetNextToken();
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temp.ToLong(&templ);
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underline = (templ==0)?false:true;
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// Read strikeout
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if (!tkn.HasMoreTokens()) return false;
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temp = tkn.GetNextToken();
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temp.ToLong(&templ);
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strikeout = (templ==0)?false:true;
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// Read scale x
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if (!tkn.HasMoreTokens()) return false;
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temp = tkn.GetNextToken();
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temp.ToDouble(&scalex);
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//scalex = templ;
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// Read scale y
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if (!tkn.HasMoreTokens()) return false;
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temp = tkn.GetNextToken();
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temp.ToDouble(&scaley);
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//scaley = templ;
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// Read spacing
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if (!tkn.HasMoreTokens()) return false;
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temp = tkn.GetNextToken();
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temp.ToDouble(&spacing);
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//spacing = templ;
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// Read angle
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if (!tkn.HasMoreTokens()) return false;
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temp = tkn.GetNextToken();
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temp.ToDouble(&angle);
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}
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else {
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// SSA defaults
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//shadow.a = 128; //Parsed
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underline = false;
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strikeout = false;
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scalex = 100;
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scaley = 100;
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spacing = 0;
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angle = 0.0;
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}
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// Read border style
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if (!tkn.HasMoreTokens()) return false;
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temp = tkn.GetNextToken();
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temp.ToLong(&templ);
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borderstyle = templ;
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// Read outline width
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if (!tkn.HasMoreTokens()) return false;
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temp = tkn.GetNextToken();
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temp.ToDouble(&outline_w);
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// Read shadow width
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if (!tkn.HasMoreTokens()) return false;
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temp = tkn.GetNextToken();
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temp.ToDouble(&shadow_w);
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// Read alignment
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if (!tkn.HasMoreTokens()) return false;
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temp = tkn.GetNextToken();
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temp.ToLong(&templ);
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if (version == 0) {
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switch(templ) {
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case 1: alignment = 1; break;
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case 2: alignment = 2; break;
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case 3: alignment = 3; break;
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case 5: alignment = 7; break;
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case 6: alignment = 8; break;
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case 7: alignment = 9; break;
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case 9: alignment = 4; break;
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case 10: alignment = 5; break;
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case 11: alignment = 6; break;
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default: alignment = 2; break;
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}
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}
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else alignment = templ;
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// Read left margin
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if (!tkn.HasMoreTokens()) return false;
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SetMarginString(tkn.GetNextToken(),0);
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// Read right margin
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if (!tkn.HasMoreTokens()) return false;
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SetMarginString(tkn.GetNextToken(),1);
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// Read top margin
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if (!tkn.HasMoreTokens()) return false;
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temp = tkn.GetNextToken();
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SetMarginString(temp,2);
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// Read bottom margin
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if (version == 2) {
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if (!tkn.HasMoreTokens()) return false;
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SetMarginString(tkn.GetNextToken(),3);
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}
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else SetMarginString(temp,3);
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// Read alpha level
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if (version == 0) {
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if (!tkn.HasMoreTokens()) return false;
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temp = tkn.GetNextToken();
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}
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// Read encoding
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if (!tkn.HasMoreTokens()) return false;
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temp = tkn.GetNextToken();
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temp.ToLong(&templ);
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encoding = templ;
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// Read relative to
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if (version == 2) {
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if (!tkn.HasMoreTokens()) return false;
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temp = tkn.GetNextToken();
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temp.ToLong(&templ);
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relativeTo = templ;
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}
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// End
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if (tkn.HasMoreTokens()) return false;
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return true;
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}
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///////////////////////////////////////
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// Writes data back to ASS (v4+) format
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void AssStyle::UpdateData() {
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wxString final;
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name.Replace(_T(","),_T(";"));
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font.Replace(_T(","),_T(";"));
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final = wxString::Format(_T("Style: %s,%s,%.0f,%s,%s,%s,%s,%d,%d,%d,%d,%.0f,%.0f,%.0f,%.0f,%d,%.0f,%.0f,%i,%i,%i,%i,%i"),
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name, font, fontsize,
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primary.GetASSFormatted(true,false,true),
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secondary.GetASSFormatted(true,false,true),
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outline.GetASSFormatted(true,false,true),
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shadow.GetASSFormatted(true,false,true),
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(bold? -1 : 0), (italic ? -1 : 0),
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(underline?-1:0),(strikeout?-1:0),
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scalex,scaley,spacing,angle,
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borderstyle,outline_w,shadow_w,alignment,
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Margin[0],Margin[1],Margin[2],encoding);
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SetEntryData(final);
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}
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/////////////////////////////
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// Sets margin from a string
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void AssStyle::SetMarginString(const wxString str,int which) {
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if (which < 0 || which >= 4) throw _T("Invalid margin");
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if (!str.IsNumber()) throw _T("Invalid margin value");
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long value;
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str.ToLong(&value);
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if (value < 0) value = 0;
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else if (value > 9999) value = 9999;
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Margin[which] = value;
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}
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//////////////////////////
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// Gets string for margin
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wxString AssStyle::GetMarginString(int which) {
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if (which < 0 || which >= 4) throw _T("Invalid margin");
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wxString result = wxString::Format(_T("%04i"),Margin[which]);
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return result;
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}
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///////////////////////////////
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// Convert style to SSA string
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wxString AssStyle::GetSSAText() {
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wxString output;
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int align = 0;
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switch (alignment) {
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case 1: align = 1; break;
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case 2: align = 2; break;
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case 3: align = 3; break;
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case 4: align = 9; break;
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case 5: align = 10; break;
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case 6: align = 11; break;
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case 7: align = 5; break;
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case 8: align = 6; break;
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case 9: align = 7; break;
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}
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name.Replace(_T(","),_T(";"));
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font.Replace(_T(","),_T(";"));
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output = wxString::Format(_T("Style: %s,%s,%.0f,%s,%s,0,%s,%d,%d,%d,%.0f,%.0f,%d,%d,%d,%d,0,%i"),
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name, font, fontsize,
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primary.GetSSAFormatted(),
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secondary.GetSSAFormatted(),
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shadow.GetSSAFormatted(),
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(bold? -1 : 0), (italic ? -1 : 0),
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borderstyle,outline_w,shadow_w,align,
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Margin[0],Margin[1],Margin[2],encoding);
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return output;
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}
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/////////
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// Clone
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AssEntry *AssStyle::Clone() {
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// Create clone
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AssStyle *final = new AssStyle();
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// Copy data
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final->group = group;
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final->StartMS = StartMS;
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final->Valid = Valid;
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final->alignment = alignment;
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final->angle = angle;
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final->bold = bold;
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final->borderstyle = borderstyle;
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final->encoding = encoding;
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final->font = font;
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final->fontsize = fontsize;
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final->italic = italic;
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final->Margin[0] = Margin[0];
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final->Margin[1] = Margin[1];
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final->Margin[2] = Margin[2];
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final->Margin[3] = Margin[3];
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final->name = name;
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final->outline = outline;
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final->outline_w = outline_w;
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final->primary = primary;
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final->scalex = scalex;
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final->scaley = scaley;
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final->secondary = secondary;
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final->shadow = shadow;
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final->shadow_w = shadow_w;
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final->spacing = spacing;
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final->strikeout = strikeout;
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final->underline = underline;
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final->relativeTo = relativeTo;
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final->SetEntryData(GetEntryData());
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// Return
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return final;
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}
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