Java Code Examples for org.luaj.vm2.LuaValue#get()

/** Perform one-time initialization on the library by creating a table
 * containing the library functions, adding that table to the supplied environment,
 * adding the table to package.loaded, and returning table as the return value.
 * <P>Specifically, adds all library functions that can be implemented directly
 * in JSE but not JME: acos, asin, atan, atan2, cosh, exp, log, pow, sinh, and tanh.
 * @param modname the module name supplied if this is loaded via 'require'.
 * @param env the environment to load into, which must be a Globals instance.
 */
public LuaValue call(LuaValue modname, LuaValue env) {
	super.call(modname, env);
	LuaValue math = env.get("math");
	math.set("acos", new acos());
	math.set("asin", new asin());
	math.set("atan", new atan());
	math.set("atan2", new atan2());
	math.set("cosh", new cosh());
	math.set("exp", new exp());
	math.set("log", new log());
	math.set("pow", new pow());
	math.set("sinh", new sinh());
	math.set("tanh", new tanh());
	return math;
}
 

/** Perform one-time initialization on the library by creating a table
 * containing the library functions, adding that table to the supplied environment,
 * adding the table to package.loaded, and returning table as the return value.
 * <P>Specifically, adds all library functions that can be implemented directly
 * in JSE but not JME: acos, asin, atan, atan2, cosh, exp, log, pow, sinh, and tanh.
 * @param modname the module name supplied if this is loaded via 'require'.
 * @param env the environment to load into, which must be a Globals instance.
 */
public LuaValue call(LuaValue modname, LuaValue env) {
	super.call(modname, env);
	LuaValue math = env.get("math");
	math.set("acos", new acos());
	math.set("asin", new asin());
	math.set("atan", new atan());
	math.set("atan2", new atan2());
	math.set("cosh", new cosh());
	math.set("exp", new exp());
	math.set("log", new log());
	math.set("pow", new pow());
	math.set("sinh", new sinh());
	math.set("tanh", new tanh());
	return math;
}
 

/** Perform one-time initialization on the library by creating a table
 * containing the library functions, adding that table to the supplied environment,
 * adding the table to package.loaded, and returning table as the return value.
 * <P>Specifically, adds all library functions that can be implemented directly
 * in JSE but not JME: acos, asin, atan, atan2, cosh, exp, log, pow, sinh, and tanh.
 * @param modname the module name supplied if this is loaded via 'require'.
 * @param env the environment to load into, which must be a Globals instance.
 */
public LuaValue call(LuaValue modname, LuaValue env) {
	super.call(modname, env);
	LuaValue math = env.get("math");
	math.set("acos", new acos());
	math.set("asin", new asin());
	LuaValue atan =  new atan2();
	math.set("atan", atan);
	math.set("atan2", atan);
	math.set("cosh", new cosh());
	math.set("exp", new exp());
	math.set("log", new log());
	math.set("pow", new pow());
	math.set("sinh", new sinh());
	math.set("tanh", new tanh());
	return math;
}
 

public LuaValue call(LuaValue modname, LuaValue env) {
    super.call(modname, env);
    LuaValue math = env.get("math");
    math.set("acos", new acos());
    math.set("asin", new asin());
    math.set("atan", new atan());
    math.set("atan2", new atan2());
    math.set("cosh", new cosh());
    math.set("exp", new exp());
    math.set("log", new log());
    math.set("pow", new pow());
    math.set("sinh", new sinh());
    math.set("tanh", new tanh());
    return math;
}
 

public void add_value(Buffer lbuf, int soffset, int end, LuaValue repl) {
    switch (repl.type()) {
        case LuaValue.TSTRING:
        case LuaValue.TNUMBER:
            add_s(lbuf, repl.strvalue(), soffset, end);
            return;

        case LuaValue.TFUNCTION:
            repl = repl.invoke(push_captures(true, soffset, end)).arg1();
            break;

        case LuaValue.TTABLE:
            // Need to call push_onecapture here for the error checking
            repl = repl.get(push_onecapture(0, soffset, end));
            break;

        default:
            error("bad argument: string/function/table expected");
            return;
    }

    if (!repl.toboolean()) {
        repl = s.substring(soffset, end);
    } else if (!repl.isstring()) {
        error("invalid replacement value (a " + repl.typename() + ")");
    }
    lbuf.append(repl.strvalue());
}
 

/**
 * 调用 Callback 方法
 *
 * @param cell
 * @param position
 * @return
 */
public LuaValue onCellClicked(LuaValue cell, int position) {
    int section = getSectionByPosition(position);
    int row = getRowInSectionByPosition(position);
    LuaValue cellData = getCell(getId(position, section, row));
    if (cellData != null) {
         LuaValue callback = cellData.get("Callback");
        if (callback.isfunction()) {
            return LuaUtil.callFunction(callback, cell, LuaUtil.toLuaInt(section), LuaUtil.toLuaInt(row));
        } else if (callback.istable()) {
            return LuaUtil.callFunction(LuaUtil.getFunction(callback, "Click", "click"), cell, LuaUtil.toLuaInt(section), LuaUtil.toLuaInt(row));
        }
    }
    return NIL;
}
 

/**
 * 调用 Callback 方法
 *
 * @param cell
 * @param position
 * @return
 */
public boolean onCellLongClicked(LuaValue cell, int position) {
     int section = getSectionByPosition(position);
     int row = getRowInSectionByPosition(position);
     LuaValue cellData = getCell(getId(position, section, row));
    if (cellData != null) {
         LuaValue callback = cellData.get("Callback");
        if (callback != null && callback.istable()) {
            return LuaUtil.callFunction(LuaUtil.getFunction(callback, "LongClick", "longClick"), cell, LuaUtil.toLuaInt(section), LuaUtil.toLuaInt(row)).optboolean(false);
        }
    }
    return false;
}
 

public LuaValue call( LuaValue arg ) {
	LuaString name = arg.checkstring();
	LuaValue loaded = package_.get(_LOADED);
	LuaValue result = loaded.get(name);
	if ( result.toboolean() ) {
		if ( result == _SENTINEL )
			error("loop or previous error loading module '"+name+"'");
		return result;
	}
	
	/* else must load it; iterate over available loaders */
	LuaTable tbl = package_.get(_SEARCHERS).checktable();
	StringBuffer sb = new StringBuffer();
	Varargs loader = null;
	for ( int i=1; true; i++ ) {
		LuaValue searcher = tbl.get(i);
		if ( searcher.isnil() ) {
			error( "module '"+name+"' not found: "+name+sb );				
	    }
					
	    /* call loader with module name as argument */
		loader = searcher.invoke(name);
		if ( loader.isfunction(1) )
			break;
		if ( loader.isstring(1) )
			sb.append( loader.tojstring(1) );
	}
	
	// load the module using the loader
	loaded.set(name, _SENTINEL);
	result = loader.arg1().call(name, loader.arg(2));
	if ( ! result.isnil() )
		loaded.set( name, result );
	else if ( (result = loaded.get(name)) == _SENTINEL ) 
		loaded.set( name, result = LuaValue.TRUE );
	return result;
}
 

public void add_value( Buffer lbuf, int soffset, int end, LuaValue repl ) {
	switch ( repl.type() ) {
	case LuaValue.TSTRING:
	case LuaValue.TNUMBER:
		add_s( lbuf, repl.strvalue(), soffset, end );
		return;
		
	case LuaValue.TFUNCTION:
		repl = repl.invoke( push_captures( true, soffset, end ) ).arg1();
		break;
		
	case LuaValue.TTABLE:
		// Need to call push_onecapture here for the error checking
		repl = repl.get( push_onecapture( 0, soffset, end ) );
		break;
		
	default:
		error( "bad argument: string/function/table expected" );
		return;
	}
	
	if ( !repl.toboolean() ) {
		repl = s.substring( soffset, end );
	} else if ( ! repl.isstring() ) {
		error( "invalid replacement value (a "+repl.typename()+")" );
	}
	lbuf.append( repl.strvalue() );
}
 

public LuaValue call( LuaValue arg ) {
	LuaString name = arg.checkstring();
	LuaValue loaded = package_.get(_LOADED);
	LuaValue result = loaded.get(name);
	if ( result.toboolean() ) {
		if ( result == _SENTINEL )
			error("loop or previous error loading module '"+name+"'");
		return result;
	}
	
	/* else must load it; iterate over available loaders */
	LuaTable tbl = package_.get(_SEARCHERS).checktable();
	StringBuffer sb = new StringBuffer();
	Varargs loader = null;
	for ( int i=1; true; i++ ) {
		LuaValue searcher = tbl.get(i);
		if ( searcher.isnil() ) {
			error( "module '"+name+"' not found: "+name+sb );				
	    }
					
	    /* call loader with module name as argument */
		loader = searcher.invoke(name);
		if ( loader.isfunction(1) )
			break;
		if ( loader.isstring(1) )
			sb.append( loader.tojstring(1) );
	}
	
	// load the module using the loader
	loaded.set(name, _SENTINEL);
	result = loader.arg1().call(name, loader.arg(2));
	if ( ! result.isnil() )
		loaded.set( name, result );
	else if ( (result = loaded.get(name)) == _SENTINEL ) 
		loaded.set( name, result = LuaValue.TRUE );
	return result;
}
 

public void add_value( Buffer lbuf, int soffset, int end, LuaValue repl ) {
	switch ( repl.type() ) {
	case LuaValue.TSTRING:
	case LuaValue.TNUMBER:
		add_s( lbuf, repl.strvalue(), soffset, end );
		return;
		
	case LuaValue.TFUNCTION:
		repl = repl.invoke( push_captures( true, soffset, end ) ).arg1();
		break;
		
	case LuaValue.TTABLE:
		// Need to call push_onecapture here for the error checking
		repl = repl.get( push_onecapture( 0, soffset, end ) );
		break;
		
	default:
		error( "bad argument: string/function/table expected" );
		return;
	}
	
	if ( !repl.toboolean() ) {
		repl = s.substring( soffset, end );
	} else if ( ! repl.isstring() ) {
		error( "invalid replacement value (a "+repl.typename()+")" );
	}
	lbuf.append( repl.strvalue() );
}
 

public LuaValue call( LuaValue arg ) {
	LuaString name = arg.checkstring();
	LuaValue loaded = package_.get(_LOADED);
	LuaValue result = loaded.get(name);
	if ( result.toboolean() ) {
		if ( result == _SENTINEL )
			error("loop or previous error loading module '"+name+"'");
		return result;
	}
	
	/* else must load it; iterate over available loaders */
	LuaTable tbl = package_.get(_SEARCHERS).checktable();
	StringBuffer sb = new StringBuffer();
	Varargs loader = null;
	for ( int i=1; true; i++ ) {
		LuaValue searcher = tbl.get(i);
		if ( searcher.isnil() ) {
			error( "module '"+name+"' not found: "+name+sb );
	    }
					
	    /* call loader with module name as argument */
		loader = searcher.invoke(name);
		if ( loader.isfunction(1) )
			break;
		if ( loader.isstring(1) )
			sb.append( loader.tojstring(1) );
	}
	
	// load the module using the loader
	loaded.set(name, _SENTINEL);
	result = loader.arg1().call(name, loader.arg(2));
	if ( ! result.isnil() )
		loaded.set( name, result );
	else if ( (result = loaded.get(name)) == _SENTINEL )
		loaded.set( name, result = LuaValue.TRUE );
	return result;
}
 

public void add_value( Buffer lbuf, int soffset, int end, LuaValue repl ) {
	switch ( repl.type() ) {
	case LuaValue.TSTRING:
	case LuaValue.TNUMBER:
		add_s( lbuf, repl.strvalue(), soffset, end );
		return;
		
	case LuaValue.TFUNCTION:
		repl = repl.invoke( push_captures( true, soffset, end ) ).arg1();
		break;
		
	case LuaValue.TTABLE:
		// Need to call push_onecapture here for the error checking
		repl = repl.get( push_onecapture( 0, soffset, end ) );
		break;
		
	default:
		error( "bad argument: string/function/table expected" );
		return;
	}
	
	if ( !repl.toboolean() ) {
		repl = s.substring( soffset, end );
	} else if ( ! repl.isstring() ) {
		error( "invalid replacement value (a "+repl.typename()+")" );
	}
	lbuf.append( repl.strvalue() );
}
 

public LuaValue call(LuaValue arg) {
         LuaString name = arg.checkstring();
         LuaValue loaded = package_.get(_LOADED);
         LuaValue result = loaded.get(name);
         if (result.toboolean()) {
             if (result == _SENTINEL)
                 error("loop or previous error loading module '" + name + "'");
             return result;
         }/* else if (globals != null && (result = globals.lazyLoad(name.checkjstring())) != null){//TODO add by song, 如果是加载自定义的内容则使用globals加载
             loaded.set(name, _SENTINEL);
             return result;
         }*/

/* else must load it; iterate over available loaders */
         LuaTable tbl = package_.get(_SEARCHERS).checktable();
         StringBuffer sb = new StringBuffer();
         Varargs loader = null;
         for (int i = 1; true; i++) {
             LuaValue searcher = tbl.get(i);
             if (searcher.isnil()) {
                 error("module '" + name + "' not found: " + name + sb);
             }

    /* call loader with module name as argument */
             loader = searcher.invoke(name);
             if (loader.isfunction(1))
                 break;
             if (loader.isstring(1))
                 sb.append(loader.tojstring(1));
         }

         // load the module using the loader
         loaded.set(name, _SENTINEL);
         try {
             result = loader.arg1().call(name, loader.arg(2));
             if (!result.isnil())
                 loaded.set(name, result);
             else if ((result = loaded.get(name)) == _SENTINEL)
                 loaded.set(name, result = LuaValue.TRUE);

             return result;
         } catch (Exception e) {
             return NIL;
         }
     }
 

private void initSpannableStringBuilder(LuaValue text, LuaValue config) {
    SpannableStringBuilder spannableStringBuilder = getSpannableStringBuilder();
    if (text != null && text.isstring()) {
        spannableStringBuilder = spannableStringBuilder.append(text.tojstring());
    }

    if (spannableStringBuilder.length() > 0) {
        if (config != null && config.istable()) {
             int end = spannableStringBuilder.length();
             int fontSize = DimenUtil.spToPx(config.get("fontSize").optint(-1));
             Integer fontColor = ColorUtil.parse(LuaUtil.getValue(config, "fontColor"));
             String fontName = config.get("fontName").optjstring(null);

             LuaValue weightValue = config.get("fontWeight");
             int fontWeight = LuaUtil.isNumber(weightValue) ? weightValue.optint(UDFontWeight.WEIGHT_NORMAL_INT) : UDFontWeight.getValue(weightValue.optjstring(UDFontWeight.WEIGHT_NORMAL));

             LuaValue styleValue = config.get("fontStyle");
             int fontStyle = LuaUtil.isNumber(styleValue) ? styleValue.optint(Typeface.NORMAL) : UDFontStyle.getValue(styleValue.optjstring(UDFontStyle.STYLE_NORMAL));

             Integer backgroundColor = ColorUtil.parse(LuaUtil.getValue(config, "backgroundColor"));
             boolean strikethrough = config.get("strikethrough").optboolean(false);
             boolean underline = config.get("underline").optboolean(false);

            if (fontSize != -1) {//字体大小
                spannableStringBuilder.setSpan(new AbsoluteSizeSpan(fontSize), 0, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
            }

            if (fontColor != null) {//字体颜色
                spannableStringBuilder.setSpan(new ForegroundColorSpan(fontColor), 0, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
            }

            if (fontName != null && getLuaResourceFinder() != null) {//字体
                spannableStringBuilder.setSpan(new CustomTypefaceSpan(fontName, getLuaResourceFinder().findTypeface(fontName)), 0, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
            }

            if (fontWeight != -1 && fontWeight > UDFontWeight.WEIGHT_NORMAL_INT) {//文字Weight
                spannableStringBuilder.setSpan(new WeightStyleSpan(fontWeight), 0, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
            }

            if (fontStyle != -1 && (fontStyle >= Typeface.NORMAL && fontStyle <= Typeface.BOLD_ITALIC)) {//文字样式
                spannableStringBuilder.setSpan(new StyleSpan(fontStyle), 0, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
            }

            if (backgroundColor != null) {//背景色
                spannableStringBuilder.setSpan(new BackgroundColorSpan(backgroundColor), 0, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
            }

            if (strikethrough) {//删除线
                spannableStringBuilder.setSpan(new StrikethroughSpan(), 0, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
            }

            if (underline) {//下划线
                spannableStringBuilder.setSpan(new UnderlineSpan(), 0, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
            }
        }
    }
}
 

/**
 * 是否有某个函数
 *
 * @param cellId
 * @param method
 * @return
 */
public boolean hasCellFunction(String cellId, String method) {
     LuaValue methodData = getCell(cellId);
    return !methodData.isnil() && methodData.get(method) != null && methodData.get(method).isfunction();
}