arduino/esp8266
1
0
Fork 0
mirror of https://github.com/esp8266/Arduino.git synced 2025-06-20 21:01:25 +03:00
Code Activity

Initial Arduino IDE based on Processing.

Browse Source
This commit is contained in:
David A. Mellis
2005-08-25 21:06:28 +00:00
commit 9fc5aa63f6
373 changed files with 71081 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

419
app/preproc/PdePreprocessor.java Normal file
View File

@ -0,0 +1,419 @@
/* -*- mode: jde; c-basic-offset: 2; indent-tabs-mode: nil -*- */
/*
PdePreprocessor - wrapper for default ANTLR-generated parser
Part of the Processing project - http://processing.org
Copyright (c) 2004-05 Ben Fry and Casey Reas
Copyright (c) 2001-04 Massachusetts Institute of Technology
ANTLR-generated parser and several supporting classes written
by Dan Mosedale via funding from the Interaction Institute IVREA.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software Foundation,
Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package processing.app.preproc;
import processing.app.*;
//import processing.core.*;
import java.io.*;
import antlr.*;
import antlr.collections.*;
import antlr.collections.impl.*;
import com.oroinc.text.regex.*;
public class PdePreprocessor {
static final int JDK11 = 0;
static final int JDK13 = 1;
static final int JDK14 = 2;
static String defaultImports[][] = new String[3][];
// these ones have the .* at the end, since a class name
// might be at the end instead of .* whcih would make trouble
// other classes using this can lop of the . and anything after
// it to produce a package name consistently.
public String extraImports[];
// imports just from the code folder, treated differently
// than the others, since the imports are auto-generated.
public String codeFolderImports[];
static public final int STATIC = 0; // formerly BEGINNER
static public final int ACTIVE = 1; // formerly INTERMEDIATE
static public final int JAVA = 2; // formerly ADVANCED
// static to make it easier for the antlr preproc to get at it
static public int programType = -1;
Reader programReader;
String buildPath;
// used for calling the ASTFactory to get the root node
private static final int ROOT_ID = 0;
/**
* These may change in-between (if the prefs panel adds this option)
* so grab them here on construction.
*/
public PdePreprocessor() {
defaultImports[JDK11] =
Base.split(Preferences.get("preproc.imports.jdk11"), ',');
defaultImports[JDK13] =
Base.split(Preferences.get("preproc.imports.jdk13"), ',');
defaultImports[JDK14] =
Base.split(Preferences.get("preproc.imports.jdk14"), ',');
}
/**
* Used by PdeEmitter.dumpHiddenTokens()
*/
public static TokenStreamCopyingHiddenTokenFilter filter;
/**
* preprocesses a pde file and write out a java file
* @return the classname of the exported Java
*/
//public String write(String program, String buildPath, String name,
// String extraImports[]) throws java.lang.Exception {
public String write(String program, String buildPath,
String name, String codeFolderPackages[])
throws java.lang.Exception {
// if the program ends with no CR or LF an OutOfMemoryError will happen.
// not gonna track down the bug now, so here's a hack for it:
if ((program.length() > 0) &&
program.charAt(program.length()-1) != '\n') {
program += "\n";
}
if (Preferences.getBoolean("preproc.substitute_unicode")) {
// check for non-ascii chars (these will be/must be in unicode format)
char p[] = program.toCharArray();
int unicodeCount = 0;
for (int i = 0; i < p.length; i++) {
if (p[i] > 127) unicodeCount++;
}
// if non-ascii chars are in there, convert to unicode escapes
if (unicodeCount != 0) {
// add unicodeCount * 5.. replacing each unicode char
// with six digit uXXXX sequence (xxxx is in hex)
// (except for nbsp chars which will be a replaced with a space)
int index = 0;
char p2[] = new char[p.length + unicodeCount*5];
for (int i = 0; i < p.length; i++) {
if (p[i] < 128) {
p2[index++] = p[i];
} else if (p[i] == 160) { // unicode for non-breaking space
p2[index++] = ' ';
} else {
int c = p[i];
p2[index++] = '\\';
p2[index++] = 'u';
char str[] = Integer.toHexString(c).toCharArray();
// add leading zeros, so that the length is 4
//for (int i = 0; i < 4 - str.length; i++) p2[index++] = '0';
for (int m = 0; m < 4 - str.length; m++) p2[index++] = '0';
System.arraycopy(str, 0, p2, index, str.length);
index += str.length;
}
}
program = new String(p2, 0, index);
}
}
// if this guy has his own imports, need to remove them
// just in case it's not an advanced mode sketch
PatternMatcher matcher = new Perl5Matcher();
PatternCompiler compiler = new Perl5Compiler();
//String mess = "^\\s*(import\\s+\\S+\\s*;)";
String mess = "^\\s*(import\\s+)(\\S+)(\\s*;)";
java.util.Vector imports = new java.util.Vector();
Pattern pattern = null;
try {
pattern = compiler.compile(mess);
} catch (MalformedPatternException e) {
e.printStackTrace();
return null;
}
do {
PatternMatcherInput input = new PatternMatcherInput(program);
if (!matcher.contains(input, pattern)) break;
MatchResult result = matcher.getMatch();
String piece1 = result.group(1).toString();
String piece2 = result.group(2).toString(); // the package name
String piece3 = result.group(3).toString();
String piece = piece1 + piece2 + piece3;
int len = piece.length();
//imports.add(piece);
imports.add(piece2);
int idx = program.indexOf(piece);
// just remove altogether?
program = program.substring(0, idx) + program.substring(idx + len);
//System.out.println("removing " + piece);
} while (true);
extraImports = new String[imports.size()];
imports.copyInto(extraImports);
// if using opengl, add it to the special imports
/*
if (Preferences.get("renderer").equals("opengl")) {
extraImports = new String[imports.size() + 1];
imports.copyInto(extraImports);
extraImports[extraImports.length - 1] = "processing.opengl.*";
}
*/
/*
if (codeFolderPackages != null) {
extraImports = new String[importsCount + codeFolderPackages.length];
imports.copyInto(extraImports);
for (int i = 0; i < codeFolderPackages.length; i++) {
extraImports[importsCount + i] = codeFolderPackages[i] + ".*";
}
codeFolderImports = null;
}
*/
if (codeFolderPackages != null) {
codeFolderImports = new String[codeFolderPackages.length];
for (int i = 0; i < codeFolderPackages.length; i++) {
codeFolderImports[i] = codeFolderPackages[i] + ".*";
}
} else {
codeFolderImports = null;
}
// do this after the program gets re-combobulated
this.programReader = new StringReader(program);
this.buildPath = buildPath;
// create a lexer with the stream reader, and tell it to handle
// hidden tokens (eg whitespace, comments) since we want to pass these
// through so that the line numbers when the compiler reports errors
// match those that will be highlighted in the PDE IDE
//
PdeLexer lexer = new PdeLexer(programReader);
lexer.setTokenObjectClass("antlr.CommonHiddenStreamToken");
// create the filter for hidden tokens and specify which tokens to
// hide and which to copy to the hidden text
//
filter = new TokenStreamCopyingHiddenTokenFilter(lexer);
filter.hide(PdeRecognizer.SL_COMMENT);
filter.hide(PdeRecognizer.ML_COMMENT);
filter.hide(PdeRecognizer.WS);
filter.copy(PdeRecognizer.SEMI);
filter.copy(PdeRecognizer.LPAREN);
filter.copy(PdeRecognizer.RPAREN);
filter.copy(PdeRecognizer.LCURLY);
filter.copy(PdeRecognizer.RCURLY);
filter.copy(PdeRecognizer.COMMA);
filter.copy(PdeRecognizer.RBRACK);
filter.copy(PdeRecognizer.LBRACK);
filter.copy(PdeRecognizer.COLON);
// create a parser and set what sort of AST should be generated
//
PdeRecognizer parser = new PdeRecognizer(filter);
// use our extended AST class
//
parser.setASTNodeClass("antlr.ExtendedCommonASTWithHiddenTokens");
// start parsing at the compilationUnit non-terminal
//
parser.pdeProgram();
// set up the AST for traversal by PdeEmitter
//
ASTFactory factory = new ASTFactory();
AST parserAST = parser.getAST();
AST rootNode = factory.create(ROOT_ID, "AST ROOT");
rootNode.setFirstChild(parserAST);
// unclear if this actually works, but it's worth a shot
//
//((CommonAST)parserAST).setVerboseStringConversion(
// true, parser.getTokenNames());
// (made to use the static version because of jikes 1.22 warning)
CommonAST.setVerboseStringConversion(true, parser.getTokenNames());
// if this is an advanced program, the classname is already defined.
//
if (programType == JAVA) {
name = getFirstClassName(parserAST);
}
// if 'null' was passed in for the name, but this isn't
// a 'java' mode class, then there's a problem, so punt.
//
if (name == null) return null;
// output the code
//
PdeEmitter emitter = new PdeEmitter();
File streamFile = new File(buildPath, name + ".java");
PrintStream stream = new PrintStream(new FileOutputStream(streamFile));
//writeHeader(stream, extraImports, name);
writeHeader(stream, name);
emitter.setOut(stream);
emitter.print(rootNode);
writeFooter(stream);
stream.close();
// if desired, serialize the parse tree to an XML file. can
// be viewed usefully with Mozilla or IE
if (Preferences.getBoolean("preproc.output_parse_tree")) {
stream = new PrintStream(new FileOutputStream("parseTree.xml"));
stream.println("<?xml version=\"1.0\"?>");
stream.println("<document>");
OutputStreamWriter writer = new OutputStreamWriter(stream);
if (parserAST != null) {
((CommonAST)parserAST).xmlSerialize(writer);
}
writer.flush();
stream.println("</document>");
writer.close();
}
return name;
}
/**
* Write any required header material (eg imports, class decl stuff)
*
* @param out PrintStream to write it to.
* @param exporting Is this being exported from PDE?
* @param name Name of the class being created.
*/
void writeHeader(PrintStream out, String className) {
// must include processing.core
out.print("import processing.core.*; ");
// emit emports that are needed for classes from the code folder
if (extraImports != null) {
for (int i = 0; i < extraImports.length; i++) {
out.print("import " + extraImports[i] + "; ");
}
}
if (codeFolderImports != null) {
for (int i = 0; i < codeFolderImports.length; i++) {
out.print("import " + codeFolderImports[i] + "; ");
}
}
// emit standard imports (read from pde.properties)
// for each language level that's being used.
String jdkVersionStr = Preferences.get("preproc.jdk_version");
int jdkVersion = JDK11; // default
if (jdkVersionStr.equals("1.3")) { jdkVersion = JDK13; };
if (jdkVersionStr.equals("1.4")) { jdkVersion = JDK14; };
for (int i = 0; i <= jdkVersion; i++) {
for (int j = 0; j < defaultImports[i].length; j++) {
out.print("import " + defaultImports[i][j] + ".*; ");
}
}
//boolean opengl = Preferences.get("renderer").equals("opengl");
//if (opengl) {
//out.println("import processing.opengl.*; ");
//}
if (programType < JAVA) {
// open the class definition
out.print("public class " + className + " extends ");
//if (opengl) {
//out.print("PAppletGL");
//} else {
out.print("PApplet");
//}
out.print(" {");
if (programType == STATIC) {
// now that size() and background() can go inside of draw()
// actually, use setup(), because when running externally
// the applet size needs to be set before the window is drawn,
// meaning that after setup() things need to be ducky.
//out.print("public void draw() {");
out.print("public void setup() {");
}
}
}
/**
* Write any necessary closing text.
*
* @param out PrintStream to write it to.
*/
void writeFooter(PrintStream out) {
if (programType == STATIC) {
// close off draw() definition
out.print("noLoop(); ");
out.print("}");
}
if (programType < JAVA) {
// close off the class definition
out.print("}");
}
}
static String advClassName = "";
/**
* Find the first CLASS_DEF node in the tree, and return the name of the
* class in question.
*
* XXXdmose right now, we're using a little hack to the grammar to get
* this info. In fact, we should be descending the AST passed in.
*/
String getFirstClassName(AST ast) {
String t = advClassName;
advClassName = "";
return t;
}
}