diff options
| -rw-r--r-- | engines/avalanche/visa2.cpp | 186 |
1 files changed, 93 insertions, 93 deletions
diff --git a/engines/avalanche/visa2.cpp b/engines/avalanche/visa2.cpp index 4ffedc236d..5938f523d8 100644 --- a/engines/avalanche/visa2.cpp +++ b/engines/avalanche/visa2.cpp @@ -41,56 +41,105 @@ namespace Avalanche { - Visa::Visa(AvalancheEngine *vm) { - _vm = vm; +Visa::Visa(AvalancheEngine *vm) { + _vm = vm; +} + +bool Visa::bubbling = false; +bool Visa::report_dixi_errors = true; + +void Visa::unskrimble() { + for (uint16 fv = 0; fv < _vm->_gyro->bufsize; fv++) + _vm->_gyro->buffer[fv] = (char)((!(_vm->_gyro->buffer[fv]) - fv) % 256); +} + +void Visa::do_the_bubble() { + _vm->_gyro->bufsize++; + _vm->_gyro->buffer[_vm->_gyro->bufsize] = 2; +} + +void Visa::dixi(char block, byte point) { + Common::File indexfile, sezfile; + uint16 idx_offset, sez_offset; + bool error = false; + + if (!indexfile.open("avalot.idx")) { + warning("AVALANCHE: Visa: File not found: avalot.idx"); + return; } - bool Visa::bubbling = false; - bool Visa::report_dixi_errors = true; + indexfile.seek((toupper(block) - 65) * 2); + idx_offset = indexfile.readUint16LE(); + if (idx_offset == 0) + error = true; - void Visa::unskrimble() { - for (uint16 fv = 0; fv < _vm->_gyro->bufsize; fv++) - _vm->_gyro->buffer[fv] = (char)((!(_vm->_gyro->buffer[fv]) - fv) % 256); + indexfile.seek(idx_offset + point * 2); + sez_offset = indexfile.readUint16LE(); + if (sez_offset == 0) + error = true; + + indexfile.close(); + + went_ok = !error; + + if (error) { + if (report_dixi_errors) { + Common::String todisplay; + todisplay.format("%cError accessing scroll %c%s", 7, block, _vm->_gyro->strf(point).c_str()); + _vm->_scrolls->display(todisplay); + } + return; } - void Visa::do_the_bubble() { - _vm->_gyro->bufsize++; - _vm->_gyro->buffer[_vm->_gyro->bufsize] = 2; + if (!sezfile.open("avalot.sez")) { + warning("AVALANCHE: Visa: File not found: avalot.sez"); + return; } + sezfile.seek(sez_offset); + _vm->_gyro->bufsize = sezfile.readUint16LE(); + sezfile.read(_vm->_gyro->buffer, _vm->_gyro->bufsize); + sezfile.close(); + unskrimble(); - void Visa::dixi(char block, byte point) { - Common::File indexfile, sezfile; - uint16 idx_offset, sez_offset; - bool error = false; + if (bubbling) do_the_bubble(); - if (!indexfile.open("avalot.idx")) { - warning("AVALANCHE: Visa: File not found: avalot.idx"); - return; - } + _vm->_scrolls->calldrivers(); +} - indexfile.seek((toupper(block) - 65) * 2); - idx_offset = indexfile.readUint16LE(); - if (idx_offset == 0) - error = true; +void Visa::speech(byte who, byte subject) { + Common::File indexfile, sezfile; + uint16 idx_offset, sez_offset, next_idx_offset; - indexfile.seek(idx_offset + point * 2); - sez_offset = indexfile.readUint16LE(); - if (sez_offset == 0) - error = true; + if (subject == 0) { + /* No subject. */ - indexfile.close(); + bubbling = true; + report_dixi_errors = false; + dixi('s', who); + bubbling = false; + report_dixi_errors = true; + } else { + /* Subject given. */ - went_ok = !error; + went_ok = false; /* Assume that until we know otherwise. */ - if (error) { - if (report_dixi_errors) { - Common::String todisplay; - todisplay.format("%cError accessing scroll %c%s", 7, block, _vm->_gyro->strf(point).c_str()); - _vm->_scrolls->display(todisplay); - } + if (!indexfile.open("converse.avd")) { + warning("AVALANCHE: Visa: File not found: converse.avd"); return; } + indexfile.seek(who * 2 - 2); + idx_offset = indexfile.readUint16LE(); + next_idx_offset = indexfile.readUint16LE(); + + if ((idx_offset == 0) || ((((next_idx_offset - idx_offset) / 2) - 1) < subject)) return; + + indexfile.seek(idx_offset + subject * 2); + sez_offset = indexfile.readUint16LE(); + if ((sez_offset == 0) || (indexfile.err())) + return; + indexfile.close(); + if (!sezfile.open("avalot.sez")) { warning("AVALANCHE: Visa: File not found: avalot.sez"); return; @@ -99,71 +148,22 @@ namespace Avalanche { _vm->_gyro->bufsize = sezfile.readUint16LE(); sezfile.read(_vm->_gyro->buffer, _vm->_gyro->bufsize); sezfile.close(); - unskrimble(); - if (bubbling) do_the_bubble(); + unskrimble(); + do_the_bubble(); _vm->_scrolls->calldrivers(); + went_ok = true; } - void Visa::speech(byte who, byte subject) { - Common::File indexfile, sezfile; - uint16 idx_offset, sez_offset, next_idx_offset; - - if (subject == 0) { - /* No subject. */ - - bubbling = true; - report_dixi_errors = false; - dixi('s', who); - bubbling = false; - report_dixi_errors = true; - } else { - /* Subject given. */ - - went_ok = false; /* Assume that until we know otherwise. */ - - if (!indexfile.open("converse.avd")) { - warning("AVALANCHE: Visa: File not found: converse.avd"); - return; - } - - indexfile.seek(who * 2 - 2); - idx_offset = indexfile.readUint16LE(); - next_idx_offset = indexfile.readUint16LE(); - - if ((idx_offset == 0) || ((((next_idx_offset - idx_offset) / 2) - 1) < subject)) return; - - indexfile.seek(idx_offset + subject * 2); - sez_offset = indexfile.readUint16LE(); - if ((sez_offset == 0) || (indexfile.err())) - return; - indexfile.close(); - - if (!sezfile.open("avalot.sez")) { - warning("AVALANCHE: Visa: File not found: avalot.sez"); - return; - } - sezfile.seek(sez_offset); - _vm->_gyro->bufsize = sezfile.readUint16LE(); - sezfile.read(_vm->_gyro->buffer, _vm->_gyro->bufsize); - sezfile.close(); - - unskrimble(); - do_the_bubble(); - - _vm->_scrolls->calldrivers(); - went_ok = true; - } + warning("STUB: Visa::speech()"); +} - warning("STUB: Visa::speech()"); - } +void Visa::talkto(byte whom) { + byte fv; + bool no_matches; - void Visa::talkto(byte whom) { - byte fv; - bool no_matches; - - warning("STUB: Visa::talkto()"); - } + warning("STUB: Visa::talkto()"); +} } // End of namespace Avalanche. |