godot/core/variant_parser.cpp

2231 lines
52 KiB
C++

/*************************************************************************/
/* variant_parser.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2017 Godot Engine contributors (cf. AUTHORS.md) */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "variant_parser.h"
#include "io/resource_loader.h"
#include "os/keyboard.h"
CharType VariantParser::StreamFile::get_char() {
return f->get_8();
}
bool VariantParser::StreamFile::is_utf8() const {
return true;
}
bool VariantParser::StreamFile::is_eof() const {
return f->eof_reached();
}
CharType VariantParser::StreamString::get_char() {
if (pos >= s.length())
return 0;
else
return s[pos++];
}
bool VariantParser::StreamString::is_utf8() const {
return false;
}
bool VariantParser::StreamString::is_eof() const {
return pos > s.length();
}
/////////////////////////////////////////////////////////////////////////////////////////////////
const char *VariantParser::tk_name[TK_MAX] = {
"'{'",
"'}'",
"'['",
"']'",
"'('",
"')'",
"identifier",
"string",
"number",
"color",
"':'",
"','",
"'.'",
"'='",
"EOF",
"ERROR"
};
Error VariantParser::get_token(Stream *p_stream, Token &r_token, int &line, String &r_err_str) {
while (true) {
CharType cchar;
if (p_stream->saved) {
cchar = p_stream->saved;
p_stream->saved = 0;
} else {
cchar = p_stream->get_char();
if (p_stream->is_eof()) {
r_token.type = TK_EOF;
return OK;
}
}
switch (cchar) {
case '\n': {
line++;
break;
};
case 0: {
r_token.type = TK_EOF;
return OK;
} break;
case '{': {
r_token.type = TK_CURLY_BRACKET_OPEN;
return OK;
};
case '}': {
r_token.type = TK_CURLY_BRACKET_CLOSE;
return OK;
};
case '[': {
r_token.type = TK_BRACKET_OPEN;
return OK;
};
case ']': {
r_token.type = TK_BRACKET_CLOSE;
return OK;
};
case '(': {
r_token.type = TK_PARENTHESIS_OPEN;
return OK;
};
case ')': {
r_token.type = TK_PARENTHESIS_CLOSE;
return OK;
};
case ':': {
r_token.type = TK_COLON;
return OK;
};
case ';': {
while (true) {
CharType ch = p_stream->get_char();
if (p_stream->is_eof()) {
r_token.type = TK_EOF;
return OK;
}
if (ch == '\n')
break;
}
break;
};
case ',': {
r_token.type = TK_COMMA;
return OK;
};
case '.': {
r_token.type = TK_PERIOD;
return OK;
};
case '=': {
r_token.type = TK_EQUAL;
return OK;
};
case '#': {
String color_str = "#";
while (true) {
CharType ch = p_stream->get_char();
if (p_stream->is_eof()) {
r_token.type = TK_EOF;
return OK;
} else if ((ch >= '0' && ch <= '9') || (ch >= 'a' && ch <= 'f') || (ch >= 'A' && ch <= 'F')) {
color_str += String::chr(ch);
} else {
p_stream->saved = ch;
break;
}
}
r_token.value = Color::html(color_str);
r_token.type = TK_COLOR;
return OK;
};
case '"': {
String str;
while (true) {
CharType ch = p_stream->get_char();
if (ch == 0) {
r_err_str = "Unterminated String";
r_token.type = TK_ERROR;
return ERR_PARSE_ERROR;
} else if (ch == '"') {
break;
} else if (ch == '\\') {
//escaped characters...
CharType next = p_stream->get_char();
if (next == 0) {
r_err_str = "Unterminated String";
r_token.type = TK_ERROR;
return ERR_PARSE_ERROR;
}
CharType res = 0;
switch (next) {
case 'b': res = 8; break;
case 't': res = 9; break;
case 'n': res = 10; break;
case 'f': res = 12; break;
case 'r': res = 13; break;
case 'u': {
//hexnumbarh - oct is deprecated
for (int j = 0; j < 4; j++) {
CharType c = p_stream->get_char();
if (c == 0) {
r_err_str = "Unterminated String";
r_token.type = TK_ERROR;
return ERR_PARSE_ERROR;
}
if (!((c >= '0' && c <= '9') || (c >= 'a' && c <= 'f') || (c >= 'A' && c <= 'F'))) {
r_err_str = "Malformed hex constant in string";
r_token.type = TK_ERROR;
return ERR_PARSE_ERROR;
}
CharType v;
if (c >= '0' && c <= '9') {
v = c - '0';
} else if (c >= 'a' && c <= 'f') {
v = c - 'a';
v += 10;
} else if (c >= 'A' && c <= 'F') {
v = c - 'A';
v += 10;
} else {
ERR_PRINT("BUG");
v = 0;
}
res <<= 4;
res |= v;
}
} break;
//case '\"': res='\"'; break;
//case '\\': res='\\'; break;
//case '/': res='/'; break;
default: {
res = next;
//r_err_str="Invalid escape sequence";
//return ERR_PARSE_ERROR;
} break;
}
str += res;
} else {
if (ch == '\n')
line++;
str += ch;
}
}
if (p_stream->is_utf8()) {
str.parse_utf8(str.ascii(true).get_data());
}
r_token.type = TK_STRING;
r_token.value = str;
return OK;
} break;
default: {
if (cchar <= 32) {
break;
}
if (cchar == '-' || (cchar >= '0' && cchar <= '9')) {
//a number
String num;
#define READING_SIGN 0
#define READING_INT 1
#define READING_DEC 2
#define READING_EXP 3
#define READING_DONE 4
int reading = READING_INT;
if (cchar == '-') {
num += '-';
cchar = p_stream->get_char();
}
CharType c = cchar;
bool exp_sign = false;
bool exp_beg = false;
bool is_float = false;
while (true) {
switch (reading) {
case READING_INT: {
if (c >= '0' && c <= '9') {
//pass
} else if (c == '.') {
reading = READING_DEC;
is_float = true;
} else if (c == 'e') {
reading = READING_EXP;
is_float = true;
} else {
reading = READING_DONE;
}
} break;
case READING_DEC: {
if (c >= '0' && c <= '9') {
} else if (c == 'e') {
reading = READING_EXP;
} else {
reading = READING_DONE;
}
} break;
case READING_EXP: {
if (c >= '0' && c <= '9') {
exp_beg = true;
} else if ((c == '-' || c == '+') && !exp_sign && !exp_beg) {
exp_sign = true;
} else {
reading = READING_DONE;
}
} break;
}
if (reading == READING_DONE)
break;
num += String::chr(c);
c = p_stream->get_char();
}
p_stream->saved = c;
r_token.type = TK_NUMBER;
if (is_float)
r_token.value = num.to_double();
else
r_token.value = num.to_int();
return OK;
} else if ((cchar >= 'A' && cchar <= 'Z') || (cchar >= 'a' && cchar <= 'z') || cchar == '_') {
String id;
bool first = true;
while ((cchar >= 'A' && cchar <= 'Z') || (cchar >= 'a' && cchar <= 'z') || cchar == '_' || (!first && cchar >= '0' && cchar <= '9')) {
id += String::chr(cchar);
cchar = p_stream->get_char();
first = false;
}
p_stream->saved = cchar;
r_token.type = TK_IDENTIFIER;
r_token.value = id;
return OK;
} else {
r_err_str = "Unexpected character.";
r_token.type = TK_ERROR;
return ERR_PARSE_ERROR;
}
}
}
}
r_token.type = TK_ERROR;
return ERR_PARSE_ERROR;
}
Error VariantParser::_parse_enginecfg(Stream *p_stream, Vector<String> &strings, int &line, String &r_err_str) {
Token token;
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_PARENTHESIS_OPEN) {
r_err_str = "Expected '(' in old-style engine.cfg construct";
return ERR_PARSE_ERROR;
}
String accum;
while (true) {
CharType c = p_stream->get_char();
if (p_stream->is_eof()) {
r_err_str = "Unexpected EOF while parsing old-style engine.cfg construct";
return ERR_PARSE_ERROR;
}
if (c == ',') {
strings.push_back(accum.strip_edges());
accum = String();
} else if (c == ')') {
strings.push_back(accum.strip_edges());
return OK;
} else if (c == '\n') {
line++;
}
}
return OK;
}
template <class T>
Error VariantParser::_parse_construct(Stream *p_stream, Vector<T> &r_construct, int &line, String &r_err_str) {
Token token;
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_PARENTHESIS_OPEN) {
r_err_str = "Expected '(' in constructor";
return ERR_PARSE_ERROR;
}
bool first = true;
while (true) {
if (!first) {
get_token(p_stream, token, line, r_err_str);
if (token.type == TK_COMMA) {
//do none
} else if (token.type == TK_PARENTHESIS_CLOSE) {
break;
} else {
r_err_str = "Expected ',' or ')' in constructor";
return ERR_PARSE_ERROR;
}
}
get_token(p_stream, token, line, r_err_str);
if (first && token.type == TK_PARENTHESIS_CLOSE) {
break;
} else if (token.type != TK_NUMBER) {
r_err_str = "Expected float in constructor";
return ERR_PARSE_ERROR;
}
r_construct.push_back(token.value);
first = false;
}
return OK;
}
Error VariantParser::parse_value(Token &token, Variant &value, Stream *p_stream, int &line, String &r_err_str, ResourceParser *p_res_parser) {
/* {
Error err = get_token(p_stream,token,line,r_err_str);
if (err)
return err;
}*/
if (token.type == TK_CURLY_BRACKET_OPEN) {
Dictionary d;
Error err = _parse_dictionary(d, p_stream, line, r_err_str, p_res_parser);
if (err)
return err;
value = d;
return OK;
} else if (token.type == TK_BRACKET_OPEN) {
Array a;
Error err = _parse_array(a, p_stream, line, r_err_str, p_res_parser);
if (err)
return err;
value = a;
return OK;
} else if (token.type == TK_IDENTIFIER) {
/*
VECTOR2, // 5
RECT2,
VECTOR3,
MATRIX32,
PLANE,
QUAT, // 10
_AABB, //sorry naming convention fail :( not like it's used often
MATRIX3,
TRANSFORM,
// misc types
COLOR,
IMAGE, // 15
NODE_PATH,
_RID,
OBJECT,
INPUT_EVENT,
DICTIONARY, // 20
ARRAY,
// arrays
RAW_ARRAY,
INT_ARRAY,
REAL_ARRAY,
STRING_ARRAY, // 25
VECTOR2_ARRAY,
VECTOR3_ARRAY,
COLOR_ARRAY,
VARIANT_MAX
*/
String id = token.value;
if (id == "true")
value = true;
else if (id == "false")
value = false;
else if (id == "null" || id == "nil")
value = Variant();
else if (id == "Vector2") {
Vector<float> args;
Error err = _parse_construct<float>(p_stream, args, line, r_err_str);
if (err)
return err;
if (args.size() != 2) {
r_err_str = "Expected 2 arguments for constructor";
}
value = Vector2(args[0], args[1]);
return OK;
} else if (id == "Rect2") {
Vector<float> args;
Error err = _parse_construct<float>(p_stream, args, line, r_err_str);
if (err)
return err;
if (args.size() != 4) {
r_err_str = "Expected 4 arguments for constructor";
}
value = Rect2(args[0], args[1], args[2], args[3]);
return OK;
} else if (id == "Vector3") {
Vector<float> args;
Error err = _parse_construct<float>(p_stream, args, line, r_err_str);
if (err)
return err;
if (args.size() != 3) {
r_err_str = "Expected 3 arguments for constructor";
}
value = Vector3(args[0], args[1], args[2]);
return OK;
} else if (id == "Matrix32") {
Vector<float> args;
Error err = _parse_construct<float>(p_stream, args, line, r_err_str);
if (err)
return err;
if (args.size() != 6) {
r_err_str = "Expected 6 arguments for constructor";
}
Matrix32 m;
m[0] = Vector2(args[0], args[1]);
m[1] = Vector2(args[2], args[3]);
m[2] = Vector2(args[4], args[5]);
value = m;
return OK;
} else if (id == "Plane") {
Vector<float> args;
Error err = _parse_construct<float>(p_stream, args, line, r_err_str);
if (err)
return err;
if (args.size() != 4) {
r_err_str = "Expected 4 arguments for constructor";
}
value = Plane(args[0], args[1], args[2], args[3]);
return OK;
} else if (id == "Quat") {
Vector<float> args;
Error err = _parse_construct<float>(p_stream, args, line, r_err_str);
if (err)
return err;
if (args.size() != 4) {
r_err_str = "Expected 4 arguments for constructor";
}
value = Quat(args[0], args[1], args[2], args[3]);
return OK;
} else if (id == "AABB") {
Vector<float> args;
Error err = _parse_construct<float>(p_stream, args, line, r_err_str);
if (err)
return err;
if (args.size() != 6) {
r_err_str = "Expected 6 arguments for constructor";
}
value = AABB(Vector3(args[0], args[1], args[2]), Vector3(args[3], args[4], args[5]));
return OK;
} else if (id == "Matrix3") {
Vector<float> args;
Error err = _parse_construct<float>(p_stream, args, line, r_err_str);
if (err)
return err;
if (args.size() != 9) {
r_err_str = "Expected 9 arguments for constructor";
}
value = Matrix3(args[0], args[1], args[2], args[3], args[4], args[5], args[6], args[7], args[8]);
return OK;
} else if (id == "Transform") {
Vector<float> args;
Error err = _parse_construct<float>(p_stream, args, line, r_err_str);
if (err)
return err;
if (args.size() != 12) {
r_err_str = "Expected 12 arguments for constructor";
}
value = Transform(Matrix3(args[0], args[1], args[2], args[3], args[4], args[5], args[6], args[7], args[8]), Vector3(args[9], args[10], args[11]));
return OK;
} else if (id == "Color") {
Vector<float> args;
Error err = _parse_construct<float>(p_stream, args, line, r_err_str);
if (err)
return err;
if (args.size() != 4) {
r_err_str = "Expected 4 arguments for constructor";
}
value = Color(args[0], args[1], args[2], args[3]);
return OK;
} else if (id == "Image") {
//:|
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_PARENTHESIS_OPEN) {
r_err_str = "Expected '('";
return ERR_PARSE_ERROR;
}
get_token(p_stream, token, line, r_err_str);
if (token.type == TK_PARENTHESIS_CLOSE) {
value = Image(); // just an Image()
return OK;
} else if (token.type != TK_NUMBER) {
r_err_str = "Expected number (width)";
return ERR_PARSE_ERROR;
}
get_token(p_stream, token, line, r_err_str);
int width = token.value;
if (token.type != TK_COMMA) {
r_err_str = "Expected ','";
return ERR_PARSE_ERROR;
}
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_NUMBER) {
r_err_str = "Expected number (height)";
return ERR_PARSE_ERROR;
}
int height = token.value;
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_COMMA) {
r_err_str = "Expected ','";
return ERR_PARSE_ERROR;
}
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_NUMBER) {
r_err_str = "Expected number (mipmaps)";
return ERR_PARSE_ERROR;
}
int mipmaps = token.value;
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_COMMA) {
r_err_str = "Expected ','";
return ERR_PARSE_ERROR;
}
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_IDENTIFIER) {
r_err_str = "Expected identifier (format)";
return ERR_PARSE_ERROR;
}
String sformat = token.value;
Image::Format format;
if (sformat == "GRAYSCALE")
format = Image::FORMAT_GRAYSCALE;
else if (sformat == "INTENSITY")
format = Image::FORMAT_INTENSITY;
else if (sformat == "GRAYSCALE_ALPHA")
format = Image::FORMAT_GRAYSCALE_ALPHA;
else if (sformat == "RGB")
format = Image::FORMAT_RGB;
else if (sformat == "RGBA")
format = Image::FORMAT_RGBA;
else if (sformat == "INDEXED")
format = Image::FORMAT_INDEXED;
else if (sformat == "INDEXED_ALPHA")
format = Image::FORMAT_INDEXED_ALPHA;
else if (sformat == "BC1")
format = Image::FORMAT_BC1;
else if (sformat == "BC2")
format = Image::FORMAT_BC2;
else if (sformat == "BC3")
format = Image::FORMAT_BC3;
else if (sformat == "BC4")
format = Image::FORMAT_BC4;
else if (sformat == "BC5")
format = Image::FORMAT_BC5;
else if (sformat == "PVRTC2")
format = Image::FORMAT_PVRTC2;
else if (sformat == "PVRTC2_ALPHA")
format = Image::FORMAT_PVRTC2_ALPHA;
else if (sformat == "PVRTC4")
format = Image::FORMAT_PVRTC4;
else if (sformat == "PVRTC4_ALPHA")
format = Image::FORMAT_PVRTC4_ALPHA;
else if (sformat == "ATC")
format = Image::FORMAT_ATC;
else if (sformat == "ATC_ALPHA_EXPLICIT")
format = Image::FORMAT_ATC_ALPHA_EXPLICIT;
else if (sformat == "ATC_ALPHA_INTERPOLATED")
format = Image::FORMAT_ATC_ALPHA_INTERPOLATED;
else if (sformat == "CUSTOM")
format = Image::FORMAT_CUSTOM;
else {
r_err_str = "Invalid image format: '" + sformat + "'";
return ERR_PARSE_ERROR;
};
int len = Image::get_image_data_size(width, height, format, mipmaps);
DVector<uint8_t> buffer;
buffer.resize(len);
if (buffer.size() != len) {
r_err_str = "Couldn't allocate image buffer of size: " + itos(len);
}
{
DVector<uint8_t>::Write w = buffer.write();
for (int i = 0; i < len; i++) {
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_COMMA) {
r_err_str = "Expected ','";
return ERR_PARSE_ERROR;
}
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_NUMBER) {
r_err_str = "Expected number";
return ERR_PARSE_ERROR;
}
w[i] = int(token.value);
}
}
Image img(width, height, mipmaps, format, buffer);
value = img;
return OK;
} else if (id == "NodePath") {
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_PARENTHESIS_OPEN) {
r_err_str = "Expected '('";
return ERR_PARSE_ERROR;
}
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_STRING) {
r_err_str = "Expected string as argument for NodePath()";
return ERR_PARSE_ERROR;
}
value = NodePath(String(token.value));
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_PARENTHESIS_CLOSE) {
r_err_str = "Expected ')'";
return ERR_PARSE_ERROR;
}
} else if (id == "RID") {
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_PARENTHESIS_OPEN) {
r_err_str = "Expected '('";
return ERR_PARSE_ERROR;
}
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_NUMBER) {
r_err_str = "Expected number as argument";
return ERR_PARSE_ERROR;
}
value = token.value;
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_PARENTHESIS_CLOSE) {
r_err_str = "Expected ')'";
return ERR_PARSE_ERROR;
}
return OK;
} else if (id == "Resource" || id == "SubResource" || id == "ExtResource") {
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_PARENTHESIS_OPEN) {
r_err_str = "Expected '('";
return ERR_PARSE_ERROR;
}
if (p_res_parser && id == "Resource" && p_res_parser->func) {
Error err = p_res_parser->func(p_res_parser->userdata, p_stream, value, line, r_err_str);
if (err)
return err;
return OK;
} else if (p_res_parser && id == "ExtResource" && p_res_parser->ext_func) {
Error err = p_res_parser->ext_func(p_res_parser->userdata, p_stream, value, line, r_err_str);
if (err)
return err;
return OK;
} else if (p_res_parser && id == "SubResource" && p_res_parser->sub_func) {
Error err = p_res_parser->sub_func(p_res_parser->userdata, p_stream, value, line, r_err_str);
if (err)
return err;
return OK;
} else {
get_token(p_stream, token, line, r_err_str);
if (token.type == TK_STRING) {
String path = token.value;
RES res = ResourceLoader::load(path);
if (res.is_null()) {
r_err_str = "Can't load resource at path: '" + path + "'.";
return ERR_PARSE_ERROR;
}
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_PARENTHESIS_CLOSE) {
r_err_str = "Expected ')'";
return ERR_PARSE_ERROR;
}
value = res;
return OK;
} else {
r_err_str = "Expected string as argument for Resource().";
return ERR_PARSE_ERROR;
}
}
return OK;
} else if (id == "InputEvent") {
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_PARENTHESIS_OPEN) {
r_err_str = "Expected '('";
return ERR_PARSE_ERROR;
}
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_IDENTIFIER) {
r_err_str = "Expected identifier";
return ERR_PARSE_ERROR;
}
String id = token.value;
InputEvent ie;
if (id == "NONE") {
ie.type = InputEvent::NONE;
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_PARENTHESIS_CLOSE) {
r_err_str = "Expected ')'";
return ERR_PARSE_ERROR;
}
} else if (id == "KEY") {
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_COMMA) {
r_err_str = "Expected ','";
return ERR_PARSE_ERROR;
}
ie.type = InputEvent::KEY;
get_token(p_stream, token, line, r_err_str);
if (token.type == TK_IDENTIFIER) {
String name = token.value;
ie.key.scancode = find_keycode(name);
} else if (token.type == TK_NUMBER) {
ie.key.scancode = token.value;
} else {
r_err_str = "Expected string or integer for keycode";
return ERR_PARSE_ERROR;
}
get_token(p_stream, token, line, r_err_str);
if (token.type == TK_COMMA) {
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_IDENTIFIER) {
r_err_str = "Expected identifier with modifier flas";
return ERR_PARSE_ERROR;
}
String mods = token.value;
if (mods.findn("C") != -1)
ie.key.mod.control = true;
if (mods.findn("A") != -1)
ie.key.mod.alt = true;
if (mods.findn("S") != -1)
ie.key.mod.shift = true;
if (mods.findn("M") != -1)
ie.key.mod.meta = true;
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_PARENTHESIS_CLOSE) {
r_err_str = "Expected ')'";
return ERR_PARSE_ERROR;
}
} else if (token.type != TK_PARENTHESIS_CLOSE) {
r_err_str = "Expected ')' or modifier flags.";
return ERR_PARSE_ERROR;
}
} else if (id == "MBUTTON") {
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_COMMA) {
r_err_str = "Expected ','";
return ERR_PARSE_ERROR;
}
ie.type = InputEvent::MOUSE_BUTTON;
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_NUMBER) {
r_err_str = "Expected button index";
return ERR_PARSE_ERROR;
}
ie.mouse_button.button_index = token.value;
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_PARENTHESIS_CLOSE) {
r_err_str = "Expected ')'";
return ERR_PARSE_ERROR;
}
} else if (id == "JBUTTON") {
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_COMMA) {
r_err_str = "Expected ','";
return ERR_PARSE_ERROR;
}
ie.type = InputEvent::JOYSTICK_BUTTON;
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_NUMBER) {
r_err_str = "Expected button index";
return ERR_PARSE_ERROR;
}
ie.joy_button.button_index = token.value;
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_PARENTHESIS_CLOSE) {
r_err_str = "Expected ')'";
return ERR_PARSE_ERROR;
}
} else if (id == "JAXIS") {
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_COMMA) {
r_err_str = "Expected ','";
return ERR_PARSE_ERROR;
}
ie.type = InputEvent::JOYSTICK_MOTION;
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_NUMBER) {
r_err_str = "Expected axis index";
return ERR_PARSE_ERROR;
}
ie.joy_motion.axis = token.value;
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_COMMA) {
r_err_str = "Expected ',' after axis index";
return ERR_PARSE_ERROR;
}
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_NUMBER) {
r_err_str = "Expected axis sign";
return ERR_PARSE_ERROR;
}
ie.joy_motion.axis_value = token.value;
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_PARENTHESIS_CLOSE) {
r_err_str = "Expected ')' for jaxis";
return ERR_PARSE_ERROR;
}
} else {
r_err_str = "Invalid input event type.";
return ERR_PARSE_ERROR;
}
value = ie;
return OK;
} else if (id == "ByteArray") {
Vector<uint8_t> args;
Error err = _parse_construct<uint8_t>(p_stream, args, line, r_err_str);
if (err)
return err;
DVector<uint8_t> arr;
{
int len = args.size();
arr.resize(len);
DVector<uint8_t>::Write w = arr.write();
for (int i = 0; i < len; i++) {
w[i] = args[i];
}
}
value = arr;
return OK;
} else if (id == "IntArray") {
Vector<int32_t> args;
Error err = _parse_construct<int32_t>(p_stream, args, line, r_err_str);
if (err)
return err;
DVector<int32_t> arr;
{
int len = args.size();
arr.resize(len);
DVector<int32_t>::Write w = arr.write();
for (int i = 0; i < len; i++) {
w[i] = int(args[i]);
}
}
value = arr;
return OK;
} else if (id == "FloatArray") {
Vector<float> args;
Error err = _parse_construct<float>(p_stream, args, line, r_err_str);
if (err)
return err;
DVector<float> arr;
{
int len = args.size();
arr.resize(len);
DVector<float>::Write w = arr.write();
for (int i = 0; i < len; i++) {
w[i] = args[i];
}
}
value = arr;
return OK;
} else if (id == "StringArray") {
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_PARENTHESIS_OPEN) {
r_err_str = "Expected '('";
return ERR_PARSE_ERROR;
}
Vector<String> cs;
bool first = true;
while (true) {
if (!first) {
get_token(p_stream, token, line, r_err_str);
if (token.type == TK_COMMA) {
//do none
} else if (token.type == TK_PARENTHESIS_CLOSE) {
break;
} else {
r_err_str = "Expected ',' or ')'";
return ERR_PARSE_ERROR;
}
}
get_token(p_stream, token, line, r_err_str);
if (token.type == TK_PARENTHESIS_CLOSE) {
break;
} else if (token.type != TK_STRING) {
r_err_str = "Expected string";
return ERR_PARSE_ERROR;
}
first = false;
cs.push_back(token.value);
}
DVector<String> arr;
{
int len = cs.size();
arr.resize(len);
DVector<String>::Write w = arr.write();
for (int i = 0; i < len; i++) {
w[i] = cs[i];
}
}
value = arr;
return OK;
} else if (id == "Vector2Array") {
Vector<float> args;
Error err = _parse_construct<float>(p_stream, args, line, r_err_str);
if (err)
return err;
DVector<Vector2> arr;
{
int len = args.size() / 2;
arr.resize(len);
DVector<Vector2>::Write w = arr.write();
for (int i = 0; i < len; i++) {
w[i] = Vector2(args[i * 2 + 0], args[i * 2 + 1]);
}
}
value = arr;
return OK;
} else if (id == "Vector3Array") {
Vector<float> args;
Error err = _parse_construct<float>(p_stream, args, line, r_err_str);
if (err)
return err;
DVector<Vector3> arr;
{
int len = args.size() / 3;
arr.resize(len);
DVector<Vector3>::Write w = arr.write();
for (int i = 0; i < len; i++) {
w[i] = Vector3(args[i * 3 + 0], args[i * 3 + 1], args[i * 3 + 2]);
}
}
value = arr;
return OK;
} else if (id == "ColorArray") {
Vector<float> args;
Error err = _parse_construct<float>(p_stream, args, line, r_err_str);
if (err)
return err;
DVector<Color> arr;
{
int len = args.size() / 4;
arr.resize(len);
DVector<Color>::Write w = arr.write();
for (int i = 0; i < len; i++) {
w[i] = Color(args[i * 4 + 0], args[i * 4 + 1], args[i * 4 + 2], args[i * 4 + 3]);
}
}
value = arr;
return OK;
} else if (id == "key") { // compatibility with engine.cfg
Vector<String> params;
Error err = _parse_enginecfg(p_stream, params, line, r_err_str);
if (err)
return err;
ERR_FAIL_COND_V(params.size() != 1 && params.size() != 2, ERR_PARSE_ERROR);
int scode = 0;
if (params[0].is_numeric()) {
scode = params[0].to_int();
if (scode < 10) {
scode = KEY_0 + scode;
}
} else
scode = find_keycode(params[0]);
InputEvent ie;
ie.type = InputEvent::KEY;
ie.key.scancode = scode;
if (params.size() == 2) {
String mods = params[1];
if (mods.findn("C") != -1)
ie.key.mod.control = true;
if (mods.findn("A") != -1)
ie.key.mod.alt = true;
if (mods.findn("S") != -1)
ie.key.mod.shift = true;
if (mods.findn("M") != -1)
ie.key.mod.meta = true;
}
value = ie;
return OK;
} else if (id == "mbutton") { // compatibility with engine.cfg
Vector<String> params;
Error err = _parse_enginecfg(p_stream, params, line, r_err_str);
if (err)
return err;
ERR_FAIL_COND_V(params.size() != 2, ERR_PARSE_ERROR);
InputEvent ie;
ie.type = InputEvent::MOUSE_BUTTON;
ie.device = params[0].to_int();
ie.mouse_button.button_index = params[1].to_int();
value = ie;
return OK;
} else if (id == "jbutton") { // compatibility with engine.cfg
Vector<String> params;
Error err = _parse_enginecfg(p_stream, params, line, r_err_str);
if (err)
return err;
ERR_FAIL_COND_V(params.size() != 2, ERR_PARSE_ERROR);
InputEvent ie;
ie.type = InputEvent::JOYSTICK_BUTTON;
ie.device = params[0].to_int();
ie.joy_button.button_index = params[1].to_int();
value = ie;
return OK;
} else if (id == "jaxis") { // compatibility with engine.cfg
Vector<String> params;
Error err = _parse_enginecfg(p_stream, params, line, r_err_str);
if (err)
return err;
ERR_FAIL_COND_V(params.size() != 2, ERR_PARSE_ERROR);
InputEvent ie;
ie.type = InputEvent::JOYSTICK_MOTION;
ie.device = params[0].to_int();
int axis = params[1].to_int();
ie.joy_motion.axis = axis >> 1;
ie.joy_motion.axis_value = axis & 1 ? 1 : -1;
value = ie;
return OK;
} else if (id == "img") { // compatibility with engine.cfg
Token token;
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_PARENTHESIS_OPEN) {
r_err_str = "Expected '(' in old-style engine.cfg construct";
return ERR_PARSE_ERROR;
}
while (true) {
CharType c = p_stream->get_char();
if (p_stream->is_eof()) {
r_err_str = "Unexpected EOF in old style engine.cfg img()";
return ERR_PARSE_ERROR;
}
if (c == ')')
break;
}
value = Image();
return OK;
} else {
r_err_str = "Unexpected identifier: '" + id + "'.";
return ERR_PARSE_ERROR;
}
/*
VECTOR2, // 5
RECT2,
VECTOR3,
MATRIX32,
PLANE,
QUAT, // 10
_AABB, //sorry naming convention fail :( not like it's used often
MATRIX3,
TRANSFORM,
// misc types
COLOR,
IMAGE, // 15
NODE_PATH,
_RID,
OBJECT,
INPUT_EVENT,
DICTIONARY, // 20
ARRAY,
// arrays
RAW_ARRAY,
INT_ARRAY,
REAL_ARRAY,
STRING_ARRAY, // 25
VECTOR2_ARRAY,
VECTOR3_ARRAY,
COLOR_ARRAY,
VARIANT_MAX
*/
return OK;
} else if (token.type == TK_NUMBER) {
value = token.value;
return OK;
} else if (token.type == TK_STRING) {
value = token.value;
return OK;
} else if (token.type == TK_COLOR) {
value = token.value;
return OK;
} else {
r_err_str = "Expected value, got " + String(tk_name[token.type]) + ".";
return ERR_PARSE_ERROR;
}
return ERR_PARSE_ERROR;
}
Error VariantParser::_parse_array(Array &array, Stream *p_stream, int &line, String &r_err_str, ResourceParser *p_res_parser) {
Token token;
bool need_comma = false;
while (true) {
if (p_stream->is_eof()) {
r_err_str = "Unexpected End of File while parsing array";
return ERR_FILE_CORRUPT;
}
Error err = get_token(p_stream, token, line, r_err_str);
if (err != OK)
return err;
if (token.type == TK_BRACKET_CLOSE) {
return OK;
}
if (need_comma) {
if (token.type != TK_COMMA) {
r_err_str = "Expected ','";
return ERR_PARSE_ERROR;
} else {
need_comma = false;
continue;
}
}
Variant v;
err = parse_value(token, v, p_stream, line, r_err_str, p_res_parser);
if (err)
return err;
array.push_back(v);
need_comma = true;
}
return OK;
}
Error VariantParser::_parse_dictionary(Dictionary &object, Stream *p_stream, int &line, String &r_err_str, ResourceParser *p_res_parser) {
bool at_key = true;
Variant key;
Token token;
bool need_comma = false;
while (true) {
if (p_stream->is_eof()) {
r_err_str = "Unexpected End of File while parsing dictionary";
return ERR_FILE_CORRUPT;
}
if (at_key) {
Error err = get_token(p_stream, token, line, r_err_str);
if (err != OK)
return err;
if (token.type == TK_CURLY_BRACKET_CLOSE) {
return OK;
}
if (need_comma) {
if (token.type != TK_COMMA) {
r_err_str = "Expected '}' or ','";
return ERR_PARSE_ERROR;
} else {
need_comma = false;
continue;
}
}
err = parse_value(token, key, p_stream, line, r_err_str, p_res_parser);
if (err)
return err;
err = get_token(p_stream, token, line, r_err_str);
if (err != OK)
return err;
if (token.type != TK_COLON) {
r_err_str = "Expected ':'";
return ERR_PARSE_ERROR;
}
at_key = false;
} else {
Error err = get_token(p_stream, token, line, r_err_str);
if (err != OK)
return err;
Variant v;
err = parse_value(token, v, p_stream, line, r_err_str, p_res_parser);
if (err)
return err;
object[key] = v;
need_comma = true;
at_key = true;
}
}
return OK;
}
Error VariantParser::_parse_tag(Token &token, Stream *p_stream, int &line, String &r_err_str, Tag &r_tag, ResourceParser *p_res_parser, bool p_simple_tag) {
r_tag.fields.clear();
if (token.type != TK_BRACKET_OPEN) {
r_err_str = "Expected '['";
return ERR_PARSE_ERROR;
}
if (p_simple_tag) {
r_tag.name = "";
r_tag.fields.clear();
while (true) {
CharType c = p_stream->get_char();
if (p_stream->is_eof()) {
r_err_str = "Unexpected EOF while parsing simple tag";
return ERR_PARSE_ERROR;
}
if (c == ']')
break;
r_tag.name += String::chr(c);
}
r_tag.name = r_tag.name.strip_edges();
return OK;
}
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_IDENTIFIER) {
r_err_str = "Expected identifier (tag name)";
return ERR_PARSE_ERROR;
}
r_tag.name = token.value;
bool parsing_tag = true;
while (true) {
if (p_stream->is_eof()) {
r_err_str = "Unexpected End of File while parsing tag: " + r_tag.name;
return ERR_FILE_CORRUPT;
}
get_token(p_stream, token, line, r_err_str);
if (token.type == TK_BRACKET_CLOSE)
break;
if (parsing_tag && token.type == TK_PERIOD) {
r_tag.name += "."; //support tags such as [someprop.Anroid] for specific platforms
get_token(p_stream, token, line, r_err_str);
} else if (parsing_tag && token.type == TK_COLON) {
r_tag.name += ":"; //support tags such as [someprop.Anroid] for specific platforms
get_token(p_stream, token, line, r_err_str);
} else {
parsing_tag = false;
}
if (token.type != TK_IDENTIFIER) {
r_err_str = "Expected Identifier";
return ERR_PARSE_ERROR;
}
String id = token.value;
if (parsing_tag) {
r_tag.name += id;
continue;
}
get_token(p_stream, token, line, r_err_str);
if (token.type != TK_EQUAL) {
return ERR_PARSE_ERROR;
}
get_token(p_stream, token, line, r_err_str);
Variant value;
Error err = parse_value(token, value, p_stream, line, r_err_str, p_res_parser);
if (err)
return err;
r_tag.fields[id] = value;
}
return OK;
}
Error VariantParser::parse_tag(Stream *p_stream, int &line, String &r_err_str, Tag &r_tag, ResourceParser *p_res_parser, bool p_simple_tag) {
Token token;
get_token(p_stream, token, line, r_err_str);
if (token.type == TK_EOF) {
return ERR_FILE_EOF;
}
if (token.type != TK_BRACKET_OPEN) {
r_err_str = "Expected '['";
return ERR_PARSE_ERROR;
}
return _parse_tag(token, p_stream, line, r_err_str, r_tag, p_res_parser, p_simple_tag);
}
Error VariantParser::parse_tag_assign_eof(Stream *p_stream, int &line, String &r_err_str, Tag &r_tag, String &r_assign, Variant &r_value, ResourceParser *p_res_parser, bool p_simple_tag) {
//assign..
r_assign = "";
String what;
while (true) {
CharType c;
if (p_stream->saved) {
c = p_stream->saved;
p_stream->saved = 0;
} else {
c = p_stream->get_char();
}
if (p_stream->is_eof())
return ERR_FILE_EOF;
if (c == ';') { //comment
while (true) {
CharType ch = p_stream->get_char();
if (p_stream->is_eof()) {
return ERR_FILE_EOF;
}
if (ch == '\n')
break;
}
continue;
}
if (c == '[' && what.length() == 0) {
//it's a tag!
p_stream->saved = '['; //go back one
Error err = parse_tag(p_stream, line, r_err_str, r_tag, p_res_parser, p_simple_tag);
return err;
}
if (c > 32) {
if (c == '"') { //quoted
p_stream->saved = '"';
Token tk;
Error err = get_token(p_stream, tk, line, r_err_str);
if (err)
return err;
if (tk.type != TK_STRING) {
r_err_str = "Error reading quoted string";
return err;
}
what = tk.value;
} else if (c != '=') {
what += String::chr(c);
} else {
r_assign = what;
Token token;
get_token(p_stream, token, line, r_err_str);
Error err = parse_value(token, r_value, p_stream, line, r_err_str, p_res_parser);
if (err) {
}
return err;
}
} else if (c == '\n') {
line++;
}
}
return OK;
}
Error VariantParser::parse(Stream *p_stream, Variant &r_ret, String &r_err_str, int &r_err_line, ResourceParser *p_res_parser) {
Token token;
Error err = get_token(p_stream, token, r_err_line, r_err_str);
if (err)
return err;
if (token.type == TK_EOF) {
return ERR_FILE_EOF;
}
return parse_value(token, r_ret, p_stream, r_err_line, r_err_str, p_res_parser);
}
//////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////
static String rtosfix(double p_value) {
if (p_value == 0.0)
return "0"; //avoid negative zero (-0) being written, which may annoy git, svn, etc. for changes when they don't exist.
else
return rtoss(p_value);
}
Error VariantWriter::write(const Variant &p_variant, StoreStringFunc p_store_string_func, void *p_store_string_ud, EncodeResourceFunc p_encode_res_func, void *p_encode_res_ud) {
switch (p_variant.get_type()) {
case Variant::NIL: {
p_store_string_func(p_store_string_ud, "null");
} break;
case Variant::BOOL: {
p_store_string_func(p_store_string_ud, p_variant.operator bool() ? "true" : "false");
} break;
case Variant::INT: {
p_store_string_func(p_store_string_ud, itos(p_variant.operator int()));
} break;
case Variant::REAL: {
String s = rtosfix(p_variant.operator real_t());
if (s.find(".") == -1 && s.find("e") == -1)
s += ".0";
p_store_string_func(p_store_string_ud, s);
} break;
case Variant::STRING: {
String str = p_variant;
str = "\"" + str.c_escape_multiline() + "\"";
p_store_string_func(p_store_string_ud, str);
} break;
case Variant::VECTOR2: {
Vector2 v = p_variant;
p_store_string_func(p_store_string_ud, "Vector2( " + rtosfix(v.x) + ", " + rtosfix(v.y) + " )");
} break;
case Variant::RECT2: {
Rect2 aabb = p_variant;
p_store_string_func(p_store_string_ud, "Rect2( " + rtosfix(aabb.pos.x) + ", " + rtosfix(aabb.pos.y) + ", " + rtosfix(aabb.size.x) + ", " + rtosfix(aabb.size.y) + " )");
} break;
case Variant::VECTOR3: {
Vector3 v = p_variant;
p_store_string_func(p_store_string_ud, "Vector3( " + rtosfix(v.x) + ", " + rtosfix(v.y) + ", " + rtosfix(v.z) + " )");
} break;
case Variant::PLANE: {
Plane p = p_variant;
p_store_string_func(p_store_string_ud, "Plane( " + rtosfix(p.normal.x) + ", " + rtosfix(p.normal.y) + ", " + rtosfix(p.normal.z) + ", " + rtosfix(p.d) + " )");
} break;
case Variant::_AABB: {
AABB aabb = p_variant;
p_store_string_func(p_store_string_ud, "AABB( " + rtosfix(aabb.pos.x) + ", " + rtosfix(aabb.pos.y) + ", " + rtosfix(aabb.pos.z) + ", " + rtosfix(aabb.size.x) + ", " + rtosfix(aabb.size.y) + ", " + rtosfix(aabb.size.z) + " )");
} break;
case Variant::QUAT: {
Quat quat = p_variant;
p_store_string_func(p_store_string_ud, "Quat( " + rtosfix(quat.x) + ", " + rtosfix(quat.y) + ", " + rtosfix(quat.z) + ", " + rtosfix(quat.w) + " )");
} break;
case Variant::MATRIX32: {
String s = "Matrix32( ";
Matrix32 m3 = p_variant;
for (int i = 0; i < 3; i++) {
for (int j = 0; j < 2; j++) {
if (i != 0 || j != 0)
s += ", ";
s += rtosfix(m3.elements[i][j]);
}
}
p_store_string_func(p_store_string_ud, s + " )");
} break;
case Variant::MATRIX3: {
String s = "Matrix3( ";
Matrix3 m3 = p_variant;
for (int i = 0; i < 3; i++) {
for (int j = 0; j < 3; j++) {
if (i != 0 || j != 0)
s += ", ";
s += rtosfix(m3.elements[i][j]);
}
}
p_store_string_func(p_store_string_ud, s + " )");
} break;
case Variant::TRANSFORM: {
String s = "Transform( ";
Transform t = p_variant;
Matrix3 &m3 = t.basis;
for (int i = 0; i < 3; i++) {
for (int j = 0; j < 3; j++) {
if (i != 0 || j != 0)
s += ", ";
s += rtosfix(m3.elements[i][j]);
}
}
s = s + ", " + rtosfix(t.origin.x) + ", " + rtosfix(t.origin.y) + ", " + rtosfix(t.origin.z);
p_store_string_func(p_store_string_ud, s + " )");
} break;
// misc types
case Variant::COLOR: {
Color c = p_variant;
p_store_string_func(p_store_string_ud, "Color( " + rtosfix(c.r) + ", " + rtosfix(c.g) + ", " + rtosfix(c.b) + ", " + rtosfix(c.a) + " )");
} break;
case Variant::IMAGE: {
Image img = p_variant;
if (img.empty()) {
p_store_string_func(p_store_string_ud, "Image()");
break;
}
String imgstr = "Image( ";
imgstr += itos(img.get_width());
imgstr += ", " + itos(img.get_height());
imgstr += ", " + itos(img.get_mipmaps());
imgstr += ", ";
switch (img.get_format()) {
case Image::FORMAT_GRAYSCALE: imgstr += "GRAYSCALE"; break;
case Image::FORMAT_INTENSITY: imgstr += "INTENSITY"; break;
case Image::FORMAT_GRAYSCALE_ALPHA: imgstr += "GRAYSCALE_ALPHA"; break;
case Image::FORMAT_RGB: imgstr += "RGB"; break;
case Image::FORMAT_RGBA: imgstr += "RGBA"; break;
case Image::FORMAT_INDEXED: imgstr += "INDEXED"; break;
case Image::FORMAT_INDEXED_ALPHA: imgstr += "INDEXED_ALPHA"; break;
case Image::FORMAT_BC1: imgstr += "BC1"; break;
case Image::FORMAT_BC2: imgstr += "BC2"; break;
case Image::FORMAT_BC3: imgstr += "BC3"; break;
case Image::FORMAT_BC4: imgstr += "BC4"; break;
case Image::FORMAT_BC5: imgstr += "BC5"; break;
case Image::FORMAT_PVRTC2: imgstr += "PVRTC2"; break;
case Image::FORMAT_PVRTC2_ALPHA: imgstr += "PVRTC2_ALPHA"; break;
case Image::FORMAT_PVRTC4: imgstr += "PVRTC4"; break;
case Image::FORMAT_PVRTC4_ALPHA: imgstr += "PVRTC4_ALPHA"; break;
case Image::FORMAT_ETC: imgstr += "ETC"; break;
case Image::FORMAT_ATC: imgstr += "ATC"; break;
case Image::FORMAT_ATC_ALPHA_EXPLICIT: imgstr += "ATC_ALPHA_EXPLICIT"; break;
case Image::FORMAT_ATC_ALPHA_INTERPOLATED: imgstr += "ATC_ALPHA_INTERPOLATED"; break;
case Image::FORMAT_CUSTOM: imgstr += "CUSTOM"; break;
default: {}
}
String s;
DVector<uint8_t> data = img.get_data();
int len = data.size();
DVector<uint8_t>::Read r = data.read();
const uint8_t *ptr = r.ptr();
for (int i = 0; i < len; i++) {
if (i > 0)
s += ", ";
s += itos(ptr[i]);
}
imgstr += ", ";
p_store_string_func(p_store_string_ud, imgstr);
p_store_string_func(p_store_string_ud, s);
p_store_string_func(p_store_string_ud, " )");
} break;
case Variant::NODE_PATH: {
String str = p_variant;
str = "NodePath(\"" + str.c_escape() + "\")";
p_store_string_func(p_store_string_ud, str);
} break;
case Variant::OBJECT: {
RES res = p_variant;
if (res.is_null()) {
p_store_string_func(p_store_string_ud, "null");
break; // don't save it
}
String res_text;
if (p_encode_res_func) {
res_text = p_encode_res_func(p_encode_res_ud, res);
}
if (res_text == String() && res->get_path().is_resource_file()) {
//external resource
String path = res->get_path();
res_text = "Resource( \"" + path + "\")";
}
if (res_text == String())
res_text = "null";
p_store_string_func(p_store_string_ud, res_text);
} break;
case Variant::INPUT_EVENT: {
String str = "InputEvent(";
InputEvent ev = p_variant;
switch (ev.type) {
case InputEvent::KEY: {
str += "KEY," + itos(ev.key.scancode);
String mod;
if (ev.key.mod.alt)
mod += "A";
if (ev.key.mod.shift)
mod += "S";
if (ev.key.mod.control)
mod += "C";
if (ev.key.mod.meta)
mod += "M";
if (mod != String())
str += "," + mod;
} break;
case InputEvent::MOUSE_BUTTON: {
str += "MBUTTON," + itos(ev.mouse_button.button_index);
} break;
case InputEvent::JOYSTICK_BUTTON: {
str += "JBUTTON," + itos(ev.joy_button.button_index);
} break;
case InputEvent::JOYSTICK_MOTION: {
str += "JAXIS," + itos(ev.joy_motion.axis) + "," + itos(ev.joy_motion.axis_value);
} break;
case InputEvent::NONE: {
str += "NONE";
} break;
default: {}
}
str += ")";
p_store_string_func(p_store_string_ud, str); //will be added later
} break;
case Variant::DICTIONARY: {
Dictionary dict = p_variant;
List<Variant> keys;
dict.get_key_list(&keys);
keys.sort();
p_store_string_func(p_store_string_ud, "{\n");
for (List<Variant>::Element *E = keys.front(); E; E = E->next()) {
//if (!_check_type(dict[E->get()]))
// continue;
write(E->get(), p_store_string_func, p_store_string_ud, p_encode_res_func, p_encode_res_ud);
p_store_string_func(p_store_string_ud, ": ");
write(dict[E->get()], p_store_string_func, p_store_string_ud, p_encode_res_func, p_encode_res_ud);
if (E->next())
p_store_string_func(p_store_string_ud, ",\n");
}
p_store_string_func(p_store_string_ud, "\n}");
} break;
case Variant::ARRAY: {
p_store_string_func(p_store_string_ud, "[ ");
Array array = p_variant;
int len = array.size();
for (int i = 0; i < len; i++) {
if (i > 0)
p_store_string_func(p_store_string_ud, ", ");
write(array[i], p_store_string_func, p_store_string_ud, p_encode_res_func, p_encode_res_ud);
}
p_store_string_func(p_store_string_ud, " ]");
} break;
case Variant::RAW_ARRAY: {
p_store_string_func(p_store_string_ud, "ByteArray( ");
String s;
DVector<uint8_t> data = p_variant;
int len = data.size();
DVector<uint8_t>::Read r = data.read();
const uint8_t *ptr = r.ptr();
for (int i = 0; i < len; i++) {
if (i > 0)
p_store_string_func(p_store_string_ud, ", ");
p_store_string_func(p_store_string_ud, itos(ptr[i]));
}
p_store_string_func(p_store_string_ud, " )");
} break;
case Variant::INT_ARRAY: {
p_store_string_func(p_store_string_ud, "IntArray( ");
DVector<int> data = p_variant;
int len = data.size();
DVector<int>::Read r = data.read();
const int *ptr = r.ptr();
for (int i = 0; i < len; i++) {
if (i > 0)
p_store_string_func(p_store_string_ud, ", ");
p_store_string_func(p_store_string_ud, itos(ptr[i]));
}
p_store_string_func(p_store_string_ud, " )");
} break;
case Variant::REAL_ARRAY: {
p_store_string_func(p_store_string_ud, "FloatArray( ");
DVector<real_t> data = p_variant;
int len = data.size();
DVector<real_t>::Read r = data.read();
const real_t *ptr = r.ptr();
for (int i = 0; i < len; i++) {
if (i > 0)
p_store_string_func(p_store_string_ud, ", ");
p_store_string_func(p_store_string_ud, rtosfix(ptr[i]));
}
p_store_string_func(p_store_string_ud, " )");
} break;
case Variant::STRING_ARRAY: {
p_store_string_func(p_store_string_ud, "StringArray( ");
DVector<String> data = p_variant;
int len = data.size();
DVector<String>::Read r = data.read();
const String *ptr = r.ptr();
String s;
//write_string("\n");
for (int i = 0; i < len; i++) {
if (i > 0)
p_store_string_func(p_store_string_ud, ", ");
String str = ptr[i];
p_store_string_func(p_store_string_ud, "\"" + str.c_escape() + "\"");
}
p_store_string_func(p_store_string_ud, " )");
} break;
case Variant::VECTOR2_ARRAY: {
p_store_string_func(p_store_string_ud, "Vector2Array( ");
DVector<Vector2> data = p_variant;
int len = data.size();
DVector<Vector2>::Read r = data.read();
const Vector2 *ptr = r.ptr();
for (int i = 0; i < len; i++) {
if (i > 0)
p_store_string_func(p_store_string_ud, ", ");
p_store_string_func(p_store_string_ud, rtosfix(ptr[i].x) + ", " + rtosfix(ptr[i].y));
}
p_store_string_func(p_store_string_ud, " )");
} break;
case Variant::VECTOR3_ARRAY: {
p_store_string_func(p_store_string_ud, "Vector3Array( ");
DVector<Vector3> data = p_variant;
int len = data.size();
DVector<Vector3>::Read r = data.read();
const Vector3 *ptr = r.ptr();
for (int i = 0; i < len; i++) {
if (i > 0)
p_store_string_func(p_store_string_ud, ", ");
p_store_string_func(p_store_string_ud, rtosfix(ptr[i].x) + ", " + rtosfix(ptr[i].y) + ", " + rtosfix(ptr[i].z));
}
p_store_string_func(p_store_string_ud, " )");
} break;
case Variant::COLOR_ARRAY: {
p_store_string_func(p_store_string_ud, "ColorArray( ");
DVector<Color> data = p_variant;
int len = data.size();
DVector<Color>::Read r = data.read();
const Color *ptr = r.ptr();
for (int i = 0; i < len; i++) {
if (i > 0)
p_store_string_func(p_store_string_ud, ", ");
p_store_string_func(p_store_string_ud, rtosfix(ptr[i].r) + ", " + rtosfix(ptr[i].g) + ", " + rtosfix(ptr[i].b) + ", " + rtosfix(ptr[i].a));
}
p_store_string_func(p_store_string_ud, " )");
} break;
default: {}
}
return OK;
}
static Error _write_to_str(void *ud, const String &p_string) {
String *str = (String *)ud;
(*str) += p_string;
return OK;
}
Error VariantWriter::write_to_string(const Variant &p_variant, String &r_string, EncodeResourceFunc p_encode_res_func, void *p_encode_res_ud) {
r_string = String();
return write(p_variant, _write_to_str, &r_string, p_encode_res_func, p_encode_res_ud);
}