mirror of
https://github.com/godotengine/godot.git
synced 2024-12-21 10:25:24 +08:00
1496 lines
29 KiB
C++
1496 lines
29 KiB
C++
#include "variant_parser.h"
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#include "io/resource_loader.h"
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#include "os/keyboard.h"
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CharType VariantParser::StreamFile::get_char() {
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return f->get_8();
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}
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bool VariantParser::StreamFile::is_utf8() const {
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return true;
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}
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bool VariantParser::StreamFile::is_eof() const {
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return f->eof_reached();
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}
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/////////////////////////////////////////////////////////////////////////////////////////////////
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const char * VariantParser::tk_name[TK_MAX] = {
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"'{'",
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"'}'",
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"'['",
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"']'",
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"'('",
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"')'",
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"identifier",
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"string",
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"number",
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"':'",
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"','",
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"'='",
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"EOF",
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"ERROR"
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};
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Error VariantParser::get_token(Stream *p_stream, Token& r_token, int &line, String &r_err_str) {
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while (true) {
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CharType cchar;
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if (p_stream->saved) {
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cchar=p_stream->saved;
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p_stream->saved=0;
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} else {
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cchar=p_stream->get_char();
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if (p_stream->is_eof()) {
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r_token.type=TK_EOF;
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return OK;
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}
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}
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switch(cchar) {
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case '\n': {
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line++;
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break;
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};
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case 0: {
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r_token.type=TK_EOF;
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return OK;
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} break;
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case '{': {
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r_token.type=TK_CURLY_BRACKET_OPEN;
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return OK;
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};
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case '}': {
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r_token.type=TK_CURLY_BRACKET_CLOSE;
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return OK;
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};
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case '[': {
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r_token.type=TK_BRACKET_OPEN;
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return OK;
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};
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case ']': {
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r_token.type=TK_BRACKET_CLOSE;
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return OK;
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};
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case '(': {
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r_token.type=TK_PARENTHESIS_OPEN;
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return OK;
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};
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case ')': {
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r_token.type=TK_PARENTHESIS_CLOSE;
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return OK;
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};
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case ':': {
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r_token.type=TK_COLON;
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return OK;
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};
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case ',': {
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r_token.type=TK_COMMA;
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return OK;
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};
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case '=': {
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r_token.type=TK_EQUAL;
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return OK;
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};
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case '"': {
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String str;
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while(true) {
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CharType ch=p_stream->get_char();
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if (ch==0) {
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r_err_str="Unterminated String";
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r_token.type=TK_ERROR;
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return ERR_PARSE_ERROR;
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} else if (ch=='"') {
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break;
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} else if (ch=='\\') {
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//escaped characters...
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CharType next = p_stream->get_char();
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if (next==0) {
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r_err_str="Unterminated String";
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r_token.type=TK_ERROR;
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return ERR_PARSE_ERROR;
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}
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CharType res=0;
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switch(next) {
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case 'b': res=8; break;
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case 't': res=9; break;
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case 'n': res=10; break;
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case 'f': res=12; break;
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case 'r': res=13; break;
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case 'u': {
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//hexnumbarh - oct is deprecated
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for(int j=0;j<4;j++) {
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CharType c = p_stream->get_char();
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if (c==0) {
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r_err_str="Unterminated String";
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r_token.type=TK_ERROR;
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return ERR_PARSE_ERROR;
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}
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if (!((c>='0' && c<='9') || (c>='a' && c<='f') || (c>='A' && c<='F'))) {
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r_err_str="Malformed hex constant in string";
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r_token.type=TK_ERROR;
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return ERR_PARSE_ERROR;
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}
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CharType v;
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if (c>='0' && c<='9') {
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v=c-'0';
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} else if (c>='a' && c<='f') {
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v=c-'a';
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v+=10;
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} else if (c>='A' && c<='F') {
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v=c-'A';
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v+=10;
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} else {
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ERR_PRINT("BUG");
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v=0;
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}
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res<<=4;
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res|=v;
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}
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} break;
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//case '\"': res='\"'; break;
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//case '\\': res='\\'; break;
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//case '/': res='/'; break;
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default: {
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res = next;
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//r_err_str="Invalid escape sequence";
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//return ERR_PARSE_ERROR;
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} break;
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}
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str+=res;
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} else {
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if (ch=='\n')
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line++;
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str+=ch;
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}
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}
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if (p_stream->is_utf8()) {
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str.parse_utf8( str.ascii(true).get_data() );
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}
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r_token.type=TK_STRING;
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r_token.value=str;
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return OK;
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} break;
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default: {
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if (cchar<=32) {
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break;
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}
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if (cchar=='-' || (cchar>='0' && cchar<='9')) {
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//a number
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String num;
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#define READING_SIGN 0
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#define READING_INT 1
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#define READING_DEC 2
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#define READING_EXP 3
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#define READING_DONE 4
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int reading=READING_INT;
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if (cchar=='-') {
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num+='-';
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cchar=p_stream->get_char();
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}
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CharType c = cchar;
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bool exp_sign=false;
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bool exp_beg=false;
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bool is_float=false;
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while(true) {
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switch(reading) {
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case READING_INT: {
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if (c>='0' && c<='9') {
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//pass
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} else if (c=='.') {
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reading=READING_DEC;
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is_float=true;
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} else if (c=='e') {
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reading=READING_EXP;
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} else {
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reading=READING_DONE;
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}
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} break;
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case READING_DEC: {
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if (c>='0' && c<='9') {
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} else if (c=='e') {
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reading=READING_EXP;
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} else {
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reading=READING_DONE;
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}
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} break;
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case READING_EXP: {
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if (c>='0' && c<='9') {
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exp_beg=true;
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} else if ((c=='-' || c=='+') && !exp_sign && !exp_beg) {
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exp_sign=true;
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} else {
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reading=READING_DONE;
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}
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} break;
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}
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if (reading==READING_DONE)
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break;
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num+=String::chr(c);
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c = p_stream->get_char();
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}
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p_stream->saved=c;
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r_token.type=TK_NUMBER;
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if (is_float)
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r_token.value=num.to_double();
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else
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r_token.value=num.to_int();
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return OK;
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} else if ((cchar>='A' && cchar<='Z') || (cchar>='a' && cchar<='z') || cchar=='_') {
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String id;
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bool first=true;
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while((cchar>='A' && cchar<='Z') || (cchar>='a' && cchar<='z') || cchar=='_' || (!first && cchar>='0' && cchar<='9')) {
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id+=String::chr(cchar);
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cchar=p_stream->get_char();
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first=false;
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}
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p_stream->saved=cchar;
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r_token.type=TK_IDENTIFIER;
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r_token.value=id;
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return OK;
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} else {
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r_err_str="Unexpected character.";
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r_token.type=TK_ERROR;
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return ERR_PARSE_ERROR;
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}
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}
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}
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}
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r_token.type=TK_ERROR;
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return ERR_PARSE_ERROR;
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}
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template<class T>
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Error VariantParser::_parse_construct(Stream *p_stream,Vector<T>& r_construct,int &line,String &r_err_str) {
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Token token;
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get_token(p_stream,token,line,r_err_str);
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if (token.type!=TK_PARENTHESIS_OPEN) {
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r_err_str="Expected '(' in constructor";
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return ERR_PARSE_ERROR;
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}
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bool first=true;
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while(true) {
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if (!first) {
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get_token(p_stream,token,line,r_err_str);
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if (token.type==TK_COMMA) {
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//do none
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} else if (token.type==TK_PARENTHESIS_CLOSE) {
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break;
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} else {
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r_err_str="Expected ',' or ')' in constructor";
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return ERR_PARSE_ERROR;
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}
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}
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get_token(p_stream,token,line,r_err_str);
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if (token.type!=TK_NUMBER) {
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r_err_str="Expected float in constructor";
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return ERR_PARSE_ERROR;
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}
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r_construct.push_back(token.value);
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first=false;
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}
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return OK;
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}
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Error VariantParser::parse_value(Token& token,Variant &value,Stream *p_stream,int &line,String &r_err_str,ResourceParser *p_res_parser) {
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/* {
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Error err = get_token(p_stream,token,line,r_err_str);
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if (err)
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return err;
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}*/
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if (token.type==TK_CURLY_BRACKET_OPEN) {
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Dictionary d;
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Error err = _parse_dictionary(d,p_stream,line,r_err_str,p_res_parser);
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if (err)
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return err;
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value=d;
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return OK;
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} else if (token.type==TK_BRACKET_OPEN) {
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Array a;
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Error err = _parse_array(a,p_stream,line,r_err_str,p_res_parser);
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if (err)
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return err;
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value=a;
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return OK;
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} else if (token.type==TK_IDENTIFIER) {
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/*
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VECTOR2, // 5
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RECT2,
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VECTOR3,
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MATRIX32,
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PLANE,
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QUAT, // 10
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_AABB, //sorry naming convention fail :( not like it's used often
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MATRIX3,
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TRANSFORM,
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// misc types
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COLOR,
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IMAGE, // 15
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NODE_PATH,
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_RID,
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OBJECT,
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INPUT_EVENT,
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DICTIONARY, // 20
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ARRAY,
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// arrays
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RAW_ARRAY,
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INT_ARRAY,
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REAL_ARRAY,
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STRING_ARRAY, // 25
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VECTOR2_ARRAY,
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VECTOR3_ARRAY,
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COLOR_ARRAY,
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VARIANT_MAX
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*/
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String id = token.value;
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if (id=="true")
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value=true;
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else if (id=="false")
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value=false;
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else if (id=="null")
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value=Variant();
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else if (id=="Vector2"){
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Vector<float> args;
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Error err = _parse_construct<float>(p_stream,args,line,r_err_str);
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if (err)
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return err;
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if (args.size()!=2) {
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r_err_str="Expected 2 arguments for constructor";
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}
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value=Vector2(args[0],args[1]);
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return OK;
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} else if (id=="Vector3"){
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Vector<float> args;
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Error err = _parse_construct<float>(p_stream,args,line,r_err_str);
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if (err)
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return err;
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if (args.size()!=3) {
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r_err_str="Expected 3 arguments for constructor";
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}
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value=Vector3(args[0],args[1],args[2]);
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return OK;
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} else if (id=="Matrix32"){
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Vector<float> args;
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Error err = _parse_construct<float>(p_stream,args,line,r_err_str);
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if (err)
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return err;
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if (args.size()!=6) {
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r_err_str="Expected 6 arguments for constructor";
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}
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Matrix32 m;
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m[0]=Vector2(args[0],args[1]);
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m[1]=Vector2(args[2],args[3]);
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m[2]=Vector2(args[4],args[5]);
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value=m;
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return OK;
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} else if (id=="Plane") {
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Vector<float> args;
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Error err = _parse_construct<float>(p_stream,args,line,r_err_str);
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if (err)
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return err;
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if (args.size()!=4) {
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r_err_str="Expected 4 arguments for constructor";
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}
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value=Plane(args[0],args[1],args[2],args[3]);
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return OK;
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} else if (id=="Quat") {
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Vector<float> args;
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Error err = _parse_construct<float>(p_stream,args,line,r_err_str);
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if (err)
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return err;
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if (args.size()!=4) {
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r_err_str="Expected 4 arguments for constructor";
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}
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value=Quat(args[0],args[1],args[2],args[3]);
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return OK;
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} else if (id=="AABB"){
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Vector<float> args;
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Error err = _parse_construct<float>(p_stream,args,line,r_err_str);
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if (err)
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return err;
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if (args.size()!=6) {
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r_err_str="Expected 6 arguments for constructor";
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}
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value=AABB(Vector3(args[0],args[1],args[2]),Vector3(args[3],args[4],args[5]));
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return OK;
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} else if (id=="Matrix3"){
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Vector<float> args;
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Error err = _parse_construct<float>(p_stream,args,line,r_err_str);
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if (err)
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return err;
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if (args.size()!=9) {
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r_err_str="Expected 9 arguments for constructor";
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}
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value=Matrix3(args[0],args[1],args[2],args[3],args[4],args[5],args[6],args[7],args[8]);
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return OK;
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} else if (id=="Transform"){
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Vector<float> args;
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Error err = _parse_construct<float>(p_stream,args,line,r_err_str);
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if (err)
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return err;
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if (args.size()!=12) {
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r_err_str="Expected 12 arguments for constructor";
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}
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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]));
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return OK;
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} else if (id=="Color") {
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Vector<float> args;
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Error err = _parse_construct<float>(p_stream,args,line,r_err_str);
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if (err)
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return err;
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if (args.size()!=4) {
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r_err_str="Expected 4 arguments for constructor";
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}
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value=Color(args[0],args[1],args[2],args[3]);
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return OK;
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} else if (id=="Image") {
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//:|
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get_token(p_stream,token,line,r_err_str);
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if (token.type!=TK_PARENTHESIS_OPEN) {
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r_err_str="Expected '('";
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return ERR_PARSE_ERROR;
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}
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get_token(p_stream,token,line,r_err_str);
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if (token.type==TK_PARENTHESIS_CLOSE) {
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value=Image(); // just an Image()
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return OK;
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} else if (token.type!=TK_NUMBER) {
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r_err_str="Expected number (width)";
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return ERR_PARSE_ERROR;
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}
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get_token(p_stream,token,line,r_err_str);
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int width=token.value;
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if (token.type!=TK_COMMA) {
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r_err_str="Expected ','";
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return ERR_PARSE_ERROR;
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}
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get_token(p_stream,token,line,r_err_str);
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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){
|
|
|
|
RES res;
|
|
Error err = p_res_parser->func(p_res_parser->userdata,p_stream,res,line,r_err_str);
|
|
if (err)
|
|
return err;
|
|
|
|
value=res;
|
|
|
|
return OK;
|
|
} else if (p_res_parser && id=="ExtResource" && p_res_parser->ext_func){
|
|
|
|
RES res;
|
|
Error err = p_res_parser->ext_func(p_res_parser->userdata,p_stream,res,line,r_err_str);
|
|
if (err)
|
|
return err;
|
|
|
|
value=res;
|
|
|
|
return OK;
|
|
} else if (p_res_parser && id=="SubResource" && p_res_parser->sub_func){
|
|
|
|
RES res;
|
|
Error err = p_res_parser->sub_func(p_res_parser->userdata,p_stream,res,line,r_err_str);
|
|
if (err)
|
|
return err;
|
|
|
|
value=res;
|
|
|
|
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=="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_PARENTHESIS_CLOSE) {
|
|
r_err_str="Expected ')'";
|
|
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_STRING) {
|
|
r_err_str="Expected string";
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
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*3+0],args[i*3+1],args[i*3+2],args[i*3+3]);
|
|
}
|
|
}
|
|
|
|
value=arr;
|
|
|
|
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 {
|
|
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) {
|
|
|
|
r_tag.fields.clear();
|
|
|
|
if (token.type!=TK_BRACKET_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 (tag name)";
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
r_tag.name=token.value;
|
|
|
|
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 (token.type!=TK_IDENTIFIER) {
|
|
r_err_str="Expected Identifier";
|
|
return ERR_PARSE_ERROR;
|
|
}
|
|
|
|
String id=token.value;
|
|
|
|
|
|
get_token(p_stream,token,line,r_err_str);
|
|
if (token.type!=TK_EQUAL) {
|
|
r_err_str="Expected '='";
|
|
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) {
|
|
|
|
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);
|
|
|
|
}
|
|
|
|
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) {
|
|
|
|
|
|
//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=='[' && 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);
|
|
|
|
return err;
|
|
}
|
|
|
|
if (c>32) {
|
|
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);
|
|
|
|
}
|
|
|
|
|