diff options
| -rw-r--r-- | engines/composer/composer.cpp | 696 | ||||
| -rw-r--r-- | engines/composer/module.mk | 3 | ||||
| -rw-r--r-- | engines/composer/scripting.cpp | 729 |
3 files changed, 731 insertions, 697 deletions
diff --git a/engines/composer/composer.cpp b/engines/composer/composer.cpp index 484f3cecae..485932eaa4 100644 --- a/engines/composer/composer.cpp +++ b/engines/composer/composer.cpp @@ -31,7 +31,6 @@ #include "common/fs.h" #include "common/keyboard.h" #include "common/substream.h" -#include "common/savefile.h" #include "graphics/cursorman.h" #include "graphics/surface.h" @@ -48,81 +47,6 @@ namespace Composer { -// new script ops -enum { - kOpPlusPlus = 0x1, - kOpMinusMinus = 0x2, - kOpAssign = 0x3, - kOpAdd = 0x4, - kOpSubtract = 0x5, - kOpMultiply = 0x6, - kOpDivide = 0x7, - kOpModulo = 0x8, - kOpMaybeAlsoAssign = 0x9, - kOpBooleanAssign = 0xA, - kOpNegate = 0xB, - kOpAnd = 0xC, - kOpOr = 0xD, - kOpXor = 0xE, - kOpNot = 0xF, - kOpSqrt = 0x10, - kOpRandom = 0x11, - kOpExecuteScript = 0x12, - kOpCallFunc = 0x13, - kOpBoolLessThanEq = 0x17, - kOpBoolLessThan = 0x16, - kOpBoolGreaterThanEq = 0x15, - kOpBoolGreaterThan = 0x14, - kOpBoolEqual = 0x18, - kOpBoolNotEqual = 0x19, - kOpSaveArgs = 0x1A, - kOpRestoreArgs = 0x1B, - kOpReturn = 0x20, - kOpLessThanEq = 0x22, - kOpLessThan = 0x21, - kOpGreaterThanEq = 0x24, - kOpGreaterThan = 0x23, - kOpEqual = 0x25, - kOpNotEqual = 0x26, - kOpJump = 0x80, - kOpJumpIfNot = 0x81, - kOpJumpIf = 0x82, - kOpJumpIfNotValue = 0x83, - kOpJumpIfValue = 0x84 -}; - -enum { - kFuncPlayAnim = 35001, - kFuncStopAnim = 35002, - // (no 35003) - kFuncQueueScript = 35004, - kFuncDequeueScript = 35005, - kFuncSetCursor = 35006, - kFuncGetCursor = 35007, - kFuncShowCursor = 35008, - kFuncHideCursor = 35009, - // (no 35010) - kFuncActivateButton = 35011, - kFuncDeactivateButton = 35012, - kFuncNewPage = 35013, - kFuncLoadPage = 35014, - kFuncUnloadPage = 35015, - kFuncSetPalette = 35016, - kFuncSaveVars = 35017, - kFuncLoadVars = 35018, - kFuncQueueScriptOnce = 35019, - kFuncGetMousePos = 35020, - kFuncChangeBackground = 35021, - kFuncSetBackgroundColor = 35022, - kFuncClearSprites = 35023, - kFuncAddSprite = 35024, - kFuncRemoveSprite = 35025, - kFuncQuit = 35026, - kFuncSaveData = 35027, - kFuncLoadData = 35028, - kFuncGetSpriteSize = 35029 -}; - Button::Button(Common::SeekableReadStream *stream, uint16 id) { _id = id; @@ -564,624 +488,4 @@ Common::SeekableReadStream *ComposerEngine::getResource(uint32 tag, uint16 id) { error("No loaded library contains '%s' %04x", tag2str(tag), id); } -void ComposerEngine::runEvent(uint16 id, int16 param1, int16 param2, int16 param3) { - if (!hasResource(ID_EVNT, id)) - return; - - Common::SeekableReadStream *stream = getResource(ID_EVNT, id); - if (stream->size() != 2) - error("bad EVNT size %d", stream->size()); - uint16 scriptId = stream->readUint16LE(); - delete stream; - - if (!scriptId) - return; - - debug(2, "running event %d via script %d(%d, %d, %d)", id, scriptId, param1, param2, param3); - - runScript(scriptId, param1, param2, param3); -} - -int16 ComposerEngine::runScript(uint16 id, int16 param1, int16 param2, int16 param3) { - _vars[1] = param1; - _vars[2] = param2; - _vars[3] = param3; - - runScript(id); - - return _vars[0]; -} - -int16 ComposerEngine::getArg(uint16 arg, uint16 type) { - switch (type) { - case 0: - return (int16)arg; - case 1: - return (int16)_vars[arg]; - case 2: - return (int16)_vars[_vars[arg]]; - default: - error("invalid argument type %d (getting arg %d)", type, arg); - } -} - -void ComposerEngine::setArg(uint16 arg, uint16 type, uint16 val) { - switch (type) { - case 1: - _vars[arg] = val; - break; - case 2: - _vars[_vars[arg]] = val; - break; - default: - error("invalid argument type %d (setting arg %d)", type, arg); - } - -} - -void ComposerEngine::runScript(uint16 id) { - if (!hasResource(ID_SCRP, id)) { - warning("ignoring attempt to run script %d, because it doesn't exist", id); - return; - } - - uint stackBase = _stack.size(); - _stack.resize(_stack.size() + 19); - - Common::SeekableReadStream *stream = getResource(ID_SCRP, id); - if (stream->size() < 2) - error("SCRP was too small (%d)", stream->size()); - uint16 size = stream->readUint16LE(); - if (stream->size() < 2 + 2*size) - error("SCRP was too small (%d, but claimed %d entries)", stream->size(), size); - uint16 *script = new uint16[size]; - for (uint i = 0; i < size; i++) - script[i] = stream->readUint16LE(); - delete stream; - - uint16 pos = 0; - bool lastResult = false; - while (pos < size) { - int16 val1, val2, val3; - - byte op = (byte)script[pos]; - uint numParams = (script[pos] & 0x300) >> 8; // 2 bits - if (pos + numParams >= size) - error("script ran out of content"); - uint arg1 = (script[pos] & 0xc00) >> 10; // 2 bits - uint arg2 = (script[pos] & 0x3000) >> 12; // 2 bits - uint arg3 = (script[pos] & 0xC000) >> 14; // 2 bits - switch (op) { - case kOpPlusPlus: - if (numParams != 1) - error("kOpPlusPlus had wrong number of params (%d)", numParams); - val1 = getArg(script[pos + 1], arg1); - debug(9, "[%d/%d]++ (now %d)", script[pos + 1], arg1, val1 + 1); - setArg(script[pos + 1], arg1, val1 + 1); - break; - case kOpMinusMinus: - if (numParams != 1) - error("kOpMinusMinus had wrong number of params (%d)", numParams); - val1 = getArg(script[pos + 1], arg1); - debug(9, "[%d/%d]-- (now %d)", script[pos + 1], arg1, val1 - 1); - setArg(script[pos + 1], arg1, val1 - 1); - break; - case kOpAssign: - if (numParams != 2) - error("kOpAssign had wrong number of params (%d)", numParams); - val2 = getArg(script[pos + 2], arg2); - debug(9, "[%d/%d] = [%d/%d] (%d)", script[pos + 1], arg1, script[pos + 2], arg2, val2); - setArg(script[pos + 1], arg1, val2); - break; - case kOpAdd: - if (numParams != 3) - error("kOpAdd had wrong number of params (%d)", numParams); - val2 = getArg(script[pos + 2], arg2); - val3 = getArg(script[pos + 3], arg3); - debug(9, "[%d/%d] = [%d/%d]=%d + [%d/%d]=%d (%d)", script[pos + 1], arg1, script[pos + 2], arg2, val2, script[pos+3], arg3, val3, val2 + val3); - setArg(script[pos + 1], arg1, val2 + val3); - break; - case kOpSubtract: - if (numParams != 3) - error("kOpSubtract had wrong number of params (%d)", numParams); - val2 = getArg(script[pos + 2], arg2); - val3 = getArg(script[pos + 3], arg3); - debug(9, "[%d/%d] = [%d/%d]=%d - [%d/%d]=%d (%d)", script[pos + 1], arg1, script[pos + 2], arg2, val2, script[pos+3], arg3, val3, val2 - val3); - setArg(script[pos + 1], arg1, val2 - val3); - break; - case kOpMultiply: - if (numParams != 3) - error("kOpMultiply had wrong number of params (%d)", numParams); - val2 = getArg(script[pos + 2], arg2); - val3 = getArg(script[pos + 3], arg3); - debug(9, "[%d/%d] = [%d/%d]=%d * [%d/%d]=%d (%d)", script[pos + 1], arg1, script[pos + 2], arg2, val2, script[pos+3], arg3, val3, val2 * val3); - setArg(script[pos + 1], arg1, val2 * val3); - break; - case kOpDivide: - if (numParams != 3) - error("kOpDivide had wrong number of params (%d)", numParams); - val2 = getArg(script[pos + 2], arg2); - val3 = getArg(script[pos + 3], arg3); - if (val3 == 0) - error("script tried to divide by zero"); - debug(9, "[%d/%d] = [%d/%d]=%d / [%d/%d]=%d (%d)", script[pos + 1], arg1, script[pos + 2], arg2, val2, script[pos+3], arg3, val3, val2 / val3); - setArg(script[pos + 1], arg1, val2 / val3); - break; - case kOpModulo: - if (numParams != 3) - error("kOpModulo had wrong number of params (%d)", numParams); - val2 = getArg(script[pos + 2], arg2); - val3 = getArg(script[pos + 3], arg3); - if (val3 == 0) - error("script tried to divide by zero (modulo)"); - debug(9, "[%d/%d] = [%d/%d]=%d %% [%d/%d]=%d (%d)", script[pos + 1], arg1, script[pos + 2], arg2, val2, script[pos+3], arg3, val3, val2 % val3); - setArg(script[pos + 1], arg1, val2 % val3); - break; - case kOpMaybeAlsoAssign: - if (numParams != 2) - error("kOpMaybeAlsoAssign had wrong number of params (%d)", numParams); - val2 = getArg(script[pos + 2], arg2); - debug(9, "[%d/%d] =(?) [%d/%d] (%d)", script[pos + 1], arg1, script[pos + 2], arg2, val2); - setArg(script[pos + 1], arg1, val2); - break; - case kOpBooleanAssign: - if (numParams != 2) - error("kOpBooleanAssign had wrong number of params (%d)", numParams); - val2 = getArg(script[pos + 2], arg2); - debug(9, "[%d/%d] = [%d/%d] (%d) ? 1 : 0", script[pos + 1], arg1, script[pos + 2], arg2, val2); - setArg(script[pos + 1], arg1, val2 ? 1 : 0); - break; - case kOpNegate: - if (numParams != 2) - error("kOpNegate had wrong number of params (%d)", numParams); - val2 = getArg(script[pos + 2], arg2); - debug(9, "[%d/%d] = -[%d/%d] (%d)", script[pos + 1], arg1, script[pos + 2], arg2, val2); - setArg(script[pos + 1], arg1, -val2); - break; - case kOpAnd: - if (numParams != 3) - error("kOpAnd had wrong number of params (%d)", numParams); - val2 = getArg(script[pos + 2], arg2); - val3 = getArg(script[pos + 3], arg3); - debug(9, "[%d/%d] = [%d/%d]=%d & [%d/%d]=%d (%d)", script[pos + 1], arg1, script[pos + 2], arg2, val2, script[pos+3], arg3, val3, val2 & val3); - setArg(script[pos + 1], arg1, val2 & val3); - break; - case kOpOr: - if (numParams != 3) - error("kOpOr had wrong number of params (%d)", numParams); - val2 = getArg(script[pos + 2], arg2); - val3 = getArg(script[pos + 3], arg3); - debug(9, "[%d/%d] = [%d/%d]=%d | [%d/%d]=%d (%d)", script[pos + 1], arg1, script[pos + 2], arg2, val2, script[pos+3], arg3, val3, val2 | val3); - setArg(script[pos + 1], arg1, val2 | val3); - break; - case kOpXor: - if (numParams != 3) - error("kOpXor had wrong number of params (%d)", numParams); - val2 = getArg(script[pos + 2], arg2); - val3 = getArg(script[pos + 3], arg3); - debug(9, "[%d/%d] = [%d/%d]=%d ^ [%d/%d]=%d (%d)", script[pos + 1], arg1, script[pos + 2], arg2, val2, script[pos+3], arg3, val3, val2 ^ val3); - setArg(script[pos + 1], arg1, val2 ^ val3); - break; - case kOpNot: - if (numParams != 2) - error("kOpNot had wrong number of params (%d)", numParams); - val2 = getArg(script[pos + 2], arg2); - debug(9, "[%d/%d] = ![%d/%d] (!%d)", script[pos + 1], arg1, script[pos + 2], arg2, val2); - setArg(script[pos + 1], arg1, val2 ? 0 : 1); - break; - case kOpSqrt: - if (numParams != 2) - error("kOpSqrt had wrong number of params (%d)", numParams); - val2 = getArg(script[pos + 2], arg2); - debug(9, "[%d/%d] = sqrt([%d/%d] (%d))", script[pos + 1], arg1, script[pos + 2], arg2, val2); - setArg(script[pos + 1], arg1, (int16)sqrt((double)val2)); - break; - case kOpRandom: - if (numParams != 3) - error("kOpRandom had wrong number of params (%d)", numParams); - val2 = getArg(script[pos + 2], arg2); - val3 = getArg(script[pos + 3], arg3); - val1 = _rnd->getRandomNumberRng(val2, val3); - debug(9, "[%d/%d] = rnd([%d/%d]=%d, [%d/%d]=%d) (%d)", script[pos + 1], arg1, script[pos + 2], arg2, val2, script[pos+3], arg3, val3, val1); - setArg(script[pos + 1], arg1, val1); - break; - case kOpExecuteScript: - if (numParams != 1) - error("kOpExecuteScript had wrong number of params (%d)", numParams); - val1 = getArg(script[pos + 1], arg1); - debug(8, "run script [%d/%d]=%d", script[pos + 1], arg1, val1); - runScript(val1); - debug(8, "done run script"); - break; - case kOpCallFunc: - if (numParams != 1) - error("kOpCallFunc had wrong number of params (%d)", numParams); - val1 = getArg(script[pos + 1], arg1); - debug(8, "%d(%d, %d, %d)", (uint16)val1, _vars[1], _vars[2], _vars[3]); - _vars[0] = scriptFuncCall(val1, _vars[1], _vars[2], _vars[3]); - break; - case kOpBoolLessThanEq: - if (numParams != 2) - error("kOpBoolLessThanEq had wrong number of params (%d)", numParams); - val1 = getArg(script[pos + 1], arg1); - val2 = getArg(script[pos + 2], arg2); - debug(9, "[%d/%d] <= [%d/%d]? (%d <= %d)", script[pos + 1], arg1, script[pos + 2], arg2, val1, val2); - lastResult = (val1 <= val2); - break; - case kOpBoolLessThan: - if (numParams != 2) - error("kOpBoolLessThan had wrong number of params (%d)", numParams); - val1 = getArg(script[pos + 1], arg1); - val2 = getArg(script[pos + 2], arg2); - debug(9, "[%d/%d] < [%d/%d]? (%d < %d)", script[pos + 1], arg1, script[pos + 2], arg2, val1, val2); - lastResult = (val1 < val2); - break; - case kOpBoolGreaterThanEq: - if (numParams != 2) - error("kOpBoolGreaterThanEq had wrong number of params (%d)", numParams); - val1 = getArg(script[pos + 1], arg1); - val2 = getArg(script[pos + 2], arg2); - debug(9, "[%d/%d] >= [%d/%d]? (%d >= %d)", script[pos + 1], arg1, script[pos + 2], arg2, val1, val2); - lastResult = (val1 >= val2); - break; - case kOpBoolGreaterThan: - if (numParams != 2) - error("kOpBoolGreaterThan had wrong number of params (%d)", numParams); - val1 = getArg(script[pos + 1], arg1); - val2 = getArg(script[pos + 2], arg2); - debug(9, "[%d/%d] > [%d/%d]? (%d > %d)", script[pos + 1], arg1, script[pos + 2], arg2, val1, val2); - lastResult = (val1 > val2); - break; - case kOpBoolEqual: - if (numParams != 2) - error("kOpBoolEqual had wrong number of params (%d)", numParams); - val1 = getArg(script[pos + 1], arg1); - val2 = getArg(script[pos + 2], arg2); - debug(9, "[%d/%d] == [%d/%d]? (%d == %d)", script[pos + 1], arg1, script[pos + 2], arg2, val1, val2); - lastResult = (val1 == val2); - break; - case kOpBoolNotEqual: - if (numParams != 2) - error("kOpBoolNotEqual had wrong number of params (%d)", numParams); - val1 = getArg(script[pos + 1], arg1); - val2 = getArg(script[pos + 2], arg2); - debug(9, "[%d/%d] != [%d/%d]? (%d != %d)", script[pos + 1], arg1, script[pos + 2], arg2, val1, val2); - lastResult = (val1 != val2); - break; - case kOpSaveArgs: - if (numParams != 0) - error("kOpSaveArgs had wrong number of params (%d)", numParams); - debug(9, "save args"); - for (uint i = 1; i < 19; i++) - _stack[stackBase + i] = _vars[i]; - break; - case kOpRestoreArgs: - if (numParams != 0) - error("kOpRestoreArgs had wrong number of params (%d)", numParams); - debug(9, "restore args"); - for (uint i = 1; i < 19; i++) - _vars[i] = _stack[stackBase + i]; - break; - case kOpReturn: - if (numParams != 1) - error("kOpReturn had wrong number of params (%d)", numParams); - val1 = getArg(script[pos + 1], arg1); - debug(9, "return [%d/%d]=%d", script[pos + 1], arg1, val1); - _vars[0] = val1; - break; - case kOpLessThanEq: - if (numParams != 3) - error("kOpLessThanEq had wrong number of params (%d)", numParams); - val2 = getArg(script[pos + 2], arg2); - val3 = getArg(script[pos + 3], arg3); - debug(9, "[%d/%d] = [%d/%d] <= [%d/%d]? (%d <= %d)", script[pos + 1], arg1, script[pos + 2], arg2, script[pos + 3], arg3, val3, val2); - setArg(script[pos + 1], arg1, (val3 <= val2) ? 1 : 0); - break; - case kOpLessThan: - if (numParams != 3) - error("kOpLessThan had wrong number of params (%d)", numParams); - val2 = getArg(script[pos + 2], arg2); - val3 = getArg(script[pos + 3], arg3); - debug(9, "[%d/%d] = [%d/%d] < [%d/%d]? (%d < %d)", script[pos + 1], arg1, script[pos + 2], arg2, script[pos + 3], arg3, val3, val2); - setArg(script[pos + 1], arg1, (val3 < val2) ? 1 : 0); - break; - case kOpGreaterThanEq: - if (numParams != 3) - error("kOpGreaterThanEq had wrong number of params (%d)", numParams); - val2 = getArg(script[pos + 2], arg2); - val3 = getArg(script[pos + 3], arg3); - debug(9, "[%d/%d] = [%d/%d] >= [%d/%d]? (%d >= %d)", script[pos + 1], arg1, script[pos + 2], arg2, script[pos + 3], arg3, val3, val2); - setArg(script[pos + 1], arg1, (val3 >= val2) ? 1 : 0); - break; - case kOpGreaterThan: - if (numParams != 3) - error("kOpGreaterThan had wrong number of params (%d)", numParams); - val2 = getArg(script[pos + 2], arg2); - val3 = getArg(script[pos + 3], arg3); - debug(9, "[%d/%d] = [%d/%d] > [%d/%d]? (%d > %d)", script[pos + 1], arg1, script[pos + 2], arg2, script[pos + 3], arg3, val3, val2); - setArg(script[pos + 1], arg1, (val3 > val2) ? 1 : 0); - break; - case kOpEqual: - if (numParams != 3) - error("kOpEqual had wrong number of params (%d)", numParams); - val2 = getArg(script[pos + 2], arg2); - val3 = getArg(script[pos + 3], arg3); - debug(9, "[%d/%d] = [%d/%d] == [%d/%d]? (%d == %d)", script[pos + 1], arg1, script[pos + 2], arg2, script[pos + 3], arg3, val2, val3); - setArg(script[pos + 1], arg1, (val3 == val2) ? 1 : 0); - break; - case kOpNotEqual: - if (numParams != 3) - error("kOpNotEqual had wrong number of params (%d)", numParams); - val2 = getArg(script[pos + 2], arg2); - val3 = getArg(script[pos + 3], arg3); - debug(9, "[%d/%d] = [%d/%d] != [%d/%d]? (%d != %d)", script[pos + 1], arg1, script[pos + 2], arg2, script[pos + 3], arg3, val2, val3); - setArg(script[pos + 1], arg1, (val3 != val2) ? 1 : 0); - break; - case kOpJump: - if (numParams != 1) - error("kOpJump had wrong number of params (%d)", numParams); - val1 = getArg(script[pos + 1], arg1); - debug(9, "jump by [%d/%d]=%d", script[pos + 1], arg1, val1); - pos += val1; - break; - case kOpJumpIfNot: - if (numParams != 1) - error("kOpJumpIfNot had wrong number of params (%d)", numParams); - if (lastResult) - break; - val1 = getArg(script[pos + 1], arg1); - debug(9, "jump if not, by [%d/%d]=%d", script[pos + 1], arg1, val1); - pos += val1; - break; - case kOpJumpIf: - if (numParams != 1) - error("kOpJumpIf had wrong number of params (%d)", numParams); - if (!lastResult) - break; - val1 = getArg(script[pos + 1], arg1); - debug(9, "jump if, by [%d/%d]=%d", script[pos + 1], arg1, val1); - pos += val1; - break; - case kOpJumpIfNotValue: - if (numParams != 2) - error("kOpJumpIfNotValue had wrong number of params (%d)", numParams); - val1 = getArg(script[pos + 1], arg1); - val2 = getArg(script[pos + 2], arg2); - debug(9, "jump if not [%d/%d]=%d", script[pos + 1], arg1, val1); - if (val1) - break; - debug(9, "--> jump by [%d/%d]=%d", script[pos + 2], arg2, val2); - pos += val2; - break; - case kOpJumpIfValue: - if (numParams != 2) - error("kOpJumpIfValue had wrong number of params (%d)", numParams); - val1 = getArg(script[pos + 1], arg1); - val2 = getArg(script[pos + 2], arg2); - debug(9, "jump if [%d/%d]=%d", script[pos + 1], arg1, val1); - if (!val1) - break; - debug(9, "--> jump by [%d/%d]=%d", script[pos + 2], arg2, val2); - pos += val2; - break; - default: - error("unknown script op 0x%02x", op); - } - pos += (1 + numParams); - - if (op == kOpReturn) - break; - } - - delete[] script; - _stack.resize(_stack.size() - 19); -} - -int16 ComposerEngine::scriptFuncCall(uint16 id, int16 param1, int16 param2, int16 param3) { - switch (id) { - case kFuncPlayAnim: - debug(3, "kFuncPlayAnim(%d, %d, %d)", param1, param2, param3); - playAnimation(param1, param2, param3, 0); - return 1; // TODO: return 0 on failure - case kFuncStopAnim: - debug(3, "kFuncStopAnim(%d)", param1); - for (Common::List<Animation *>::iterator i = _anims.begin(); i != _anims.end(); i++) { - if ((*i)->_id == param1) - stopAnimation(*i); - } - return 0; - case kFuncQueueScript: - debug(3, "kFuncQueueScript(%d, %d, %d)", param1, param2, param3); - _queuedScripts[param1]._baseTime = _system->getMillis(); - _queuedScripts[param1]._duration = 10 * param2; - _queuedScripts[param1]._count = 0xffffffff; - _queuedScripts[param1]._scriptId = param3; - return 0; - case kFuncDequeueScript: - debug(3, "kFuncDequeueScript(%d)", param1); - _queuedScripts[param1]._count = 0; - _queuedScripts[param1]._scriptId = 0; - return 0; - case kFuncSetCursor: - debug(3, "kSetCursor(%d, (%d, %d))", param1, param2, param3); - { - uint16 oldCursor = _mouseSpriteId; - setCursor(param1, Common::Point(param2, param3)); - return oldCursor; - } - case kFuncGetCursor: - debug(3, "kFuncGetCursor()"); - return _mouseSpriteId; - case kFuncShowCursor: - debug(3, "kFuncShowCursor()"); - setCursorVisible(true); - return 0; - case kFuncHideCursor: - debug(3, "kFuncHideCursor()"); - setCursorVisible(false); - return 0; - case kFuncActivateButton: - debug(3, "kFuncActivateButton(%d)", param1); - for (Common::List<Button>::iterator i = _buttons.begin(); i != _buttons.end(); i++) { - if (i->_id != param1) - continue; - i->_active = true; - } - onMouseMove(_lastMousePos); - return 1; - case kFuncDeactivateButton: - debug(3, "kFuncDeactivateButton(%d)", param1); - for (Common::List<Button>::iterator i = _buttons.begin(); i != _buttons.end(); i++) { - if (i->_id != param1) - continue; - i->_active = false; - } - onMouseMove(_lastMousePos); - return 1; - case kFuncNewPage: - debug(3, "kFuncNewPage(%d, %d)", param1, param2); - _pendingPageChanges.push_back(PendingPageChange(param1, true)); - _pendingPageChanges.push_back(PendingPageChange(param2, false)); - return 1; - case kFuncLoadPage: - debug(3, "kFuncLoadPage(%d)", param1); - _pendingPageChanges.push_back(PendingPageChange(param1, false)); - return 1; - case kFuncUnloadPage: - debug(3, "ignoring kFuncUnloadPage(%d)", param1); - _pendingPageChanges.push_back(PendingPageChange(param1, true)); - return 1; - case kFuncSetPalette: - // TODO: return 0 if not disabling (0) and doesn't exist - debug(4, "kFuncSetPalette(%d, %d)", param1, param2); - loadCTBL(param1, param2); - // TODO: incomplete? - return 1; - case kFuncSaveVars: - debug(3, "kFuncSaveVars(%d)", param1); - { - Common::String filename = _targetName + Common::String::format(".%03d", param1); - Common::WriteStream *stream = _saveFileMan->openForSaving(filename); - for (uint i = 0; i < 1000; i++) { - stream->writeUint16LE(_vars[i]); - } - delete stream; - } - return 1; - case kFuncLoadVars: - debug(3, "kFuncLoadVars(%d, %d, %d)", param1, param2, param3); - { - Common::String filename = _targetName + Common::String::format(".%03d", param1); - Common::SeekableReadStream *stream = _saveFileMan->openForLoading(filename); - if (!stream) { - if (!_bookIni.hasKey(Common::String::format("%d", param1), "Data")) - return 0; - filename = getFilename("Data", param1); - Common::File *file = new Common::File(); - if (!file->open(filename)) - error("couldn't open '%s' to get vars id '%d'", filename.c_str(), param1); - stream = file; - } - if (param3 == 0) - param3 = 1000; - else - param3 = param3; - if (param2 < 0 || param3 < 0 || param2 + param3 > 1000) - error("can't read %d entries into %d from file '%s' for vars id '%d'", param3, param2, filename.c_str(), param1); - stream->skip(param2 * 2); - for (uint i = 0; i < (uint)param3; i++) { - if (stream->pos() + 1 > stream->size()) - break; - _vars[param2 + i] = stream->readUint16LE(); - } - delete stream; - } - return 1; - case kFuncQueueScriptOnce: - debug(3, "kFuncQueueScriptOnce(%d, %d, %d)", param1, param2, param3); - _queuedScripts[param1]._baseTime = _system->getMillis(); - _queuedScripts[param1]._duration = 10 * param2; - _queuedScripts[param1]._count = 1; - _queuedScripts[param1]._scriptId = param3; - return 0; - case kFuncGetMousePos: - // TODO - warning("ignoring kFuncGetMousePos(%d, %d)", param1, param2); - return 0; - case kFuncChangeBackground: - // TODO - warning("ignoring kFuncChangeBackground(%d)", param1); - // TODO: return 1 if background existed, else 0 - return 0; - case kFuncSetBackgroundColor: - // TODO - warning("ignoring kFuncSetBackgroundColor(%d)", param1); - return 0; - case kFuncClearSprites: - // TODO - warning("ignoring kFuncClearSprites()"); - return 0; - case kFuncAddSprite: - { - Common::Point pos(_vars[param3], _vars[param3 + 1]); - int16 zorder = _vars[param3 + 2]; - debug(3, "kFuncAddSprite(%d, %d, [%d = (%d, %d), %d])", param1, param2, param3, pos.x, pos.y, zorder); - addSprite(param1, param2, zorder, pos); - } - return 0; - case kFuncRemoveSprite: - debug(3, "kFuncRemoveSprite(%d, %d)", param1, param2); - removeSprite(param1, param2); - return 0; - case kFuncQuit: - // TODO - warning("ignoring kFuncQuit()"); - return 0; - case kFuncSaveData: - // TODO - warning("ignoring kFuncSaveData(%d, %d, %d)", param1, param2, param3); - return 1; - case kFuncLoadData: - debug(3, "kFuncLoadData(%d, %d, %d)", param1, param2, param3); - { - Common::String filename = getFilename("Data", param1); - Common::File *file = new Common::File(); - if (!file->open(filename)) - error("couldn't open '%s' to get data id '%d'", filename.c_str(), param1); - if (param3 == 0) - param3 = 1000; - else - param3 = param3; - if (param2 < 0 || param3 < 0 || param2 + param3 > 1000) - error("can't read %d entries into %d from file '%s' for data id '%d'", param3, param2, filename.c_str(), param1); - for (uint i = 0; i < (uint)param3; i++) { - if (file->pos() + 1 > file->size()) - break; - _vars[param2 + i] = file->readUint16LE(); - } - delete file; - } - return 1; - case kFuncGetSpriteSize: - debug(3, "kFuncGetSpriteSize(%d, %d, %d)", param1, param2, param3); - int16 width, height; - width = 0; - height = 0; - { - Common::SeekableReadStream *stream = getStreamForSprite(param1); - if (stream) { - stream->readUint16LE(); - height = stream->readSint16LE(); - width = stream->readSint16LE(); - delete stream; - } - } - _vars[param2] = width; - _vars[param3] = height; - return 0; - default: - error("unknown scriptFuncCall %d(%d, %d, %d)", (uint32)id, param1, param2, param3); - } -} - } // End of namespace Composer diff --git a/engines/composer/module.mk b/engines/composer/module.mk index cb95396125..72817de044 100644 --- a/engines/composer/module.mk +++ b/engines/composer/module.mk @@ -4,7 +4,8 @@ MODULE_OBJS = \ composer.o \ detection.o \ graphics.o \ - resource.o + resource.o \ + scripting.o # This module can be built as a plugin ifdef BUILD_PLUGINS diff --git a/engines/composer/scripting.cpp b/engines/composer/scripting.cpp new file mode 100644 index 0000000000..5fa3d137b4 --- /dev/null +++ b/engines/composer/scripting.cpp @@ -0,0 +1,729 @@ +/* ScummVM - Graphic Adventure Engine + * + * ScummVM is the legal property of its developers, whose names + * are too numerous to list here. Please refer to the COPYRIGHT + * file distributed with this source distribution. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * $URL$ + * $Id$ + * + */ +#include "common/scummsys.h" +#include "common/savefile.h" + +#include "composer/composer.h" +#include "composer/graphics.h" +#include "composer/resource.h" + +namespace Composer { + +// new script ops +enum { + kOpPlusPlus = 0x1, + kOpMinusMinus = 0x2, + kOpAssign = 0x3, + kOpAdd = 0x4, + kOpSubtract = 0x5, + kOpMultiply = 0x6, + kOpDivide = 0x7, + kOpModulo = 0x8, + kOpMaybeAlsoAssign = 0x9, + kOpBooleanAssign = 0xA, + kOpNegate = 0xB, + kOpAnd = 0xC, + kOpOr = 0xD, + kOpXor = 0xE, + kOpNot = 0xF, + kOpSqrt = 0x10, + kOpRandom = 0x11, + kOpExecuteScript = 0x12, + kOpCallFunc = 0x13, + kOpBoolLessThanEq = 0x17, + kOpBoolLessThan = 0x16, + kOpBoolGreaterThanEq = 0x15, + kOpBoolGreaterThan = 0x14, + kOpBoolEqual = 0x18, + kOpBoolNotEqual = 0x19, + kOpSaveArgs = 0x1A, + kOpRestoreArgs = 0x1B, + kOpReturn = 0x20, + kOpLessThanEq = 0x22, + kOpLessThan = 0x21, + kOpGreaterThanEq = 0x24, + kOpGreaterThan = 0x23, + kOpEqual = 0x25, + kOpNotEqual = 0x26, + kOpJump = 0x80, + kOpJumpIfNot = 0x81, + kOpJumpIf = 0x82, + kOpJumpIfNotValue = 0x83, + kOpJumpIfValue = 0x84 +}; + +enum { + kFuncPlayAnim = 35001, + kFuncStopAnim = 35002, + // (no 35003) + kFuncQueueScript = 35004, + kFuncDequeueScript = 35005, + kFuncSetCursor = 35006, + kFuncGetCursor = 35007, + kFuncShowCursor = 35008, + kFuncHideCursor = 35009, + // (no 35010) + kFuncActivateButton = 35011, + kFuncDeactivateButton = 35012, + kFuncNewPage = 35013, + kFuncLoadPage = 35014, + kFuncUnloadPage = 35015, + kFuncSetPalette = 35016, + kFuncSaveVars = 35017, + kFuncLoadVars = 35018, + kFuncQueueScriptOnce = 35019, + kFuncGetMousePos = 35020, + kFuncChangeBackground = 35021, + kFuncSetBackgroundColor = 35022, + kFuncClearSprites = 35023, + kFuncAddSprite = 35024, + kFuncRemoveSprite = 35025, + kFuncQuit = 35026, + kFuncSaveData = 35027, + kFuncLoadData = 35028, + kFuncGetSpriteSize = 35029 +}; + +void ComposerEngine::runEvent(uint16 id, int16 param1, int16 param2, int16 param3) { + if (!hasResource(ID_EVNT, id)) + return; + + Common::SeekableReadStream *stream = getResource(ID_EVNT, id); + if (stream->size() != 2) + error("bad EVNT size %d", stream->size()); + uint16 scriptId = stream->readUint16LE(); + delete stream; + + if (!scriptId) + return; + + debug(2, "running event %d via script %d(%d, %d, %d)", id, scriptId, param1, param2, param3); + + runScript(scriptId, param1, param2, param3); +} + +int16 ComposerEngine::runScript(uint16 id, int16 param1, int16 param2, int16 param3) { + _vars[1] = param1; + _vars[2] = param2; + _vars[3] = param3; + + runScript(id); + + return _vars[0]; +} + +int16 ComposerEngine::getArg(uint16 arg, uint16 type) { + switch (type) { + case 0: + return (int16)arg; + case 1: + return (int16)_vars[arg]; + case 2: + return (int16)_vars[_vars[arg]]; + default: + error("invalid argument type %d (getting arg %d)", type, arg); + } +} + +void ComposerEngine::setArg(uint16 arg, uint16 type, uint16 val) { + switch (type) { + case 1: + _vars[arg] = val; + break; + case 2: + _vars[_vars[arg]] = val; + break; + default: + error("invalid argument type %d (setting arg %d)", type, arg); + } + +} + +void ComposerEngine::runScript(uint16 id) { + if (!hasResource(ID_SCRP, id)) { + warning("ignoring attempt to run script %d, because it doesn't exist", id); + return; + } + + uint stackBase = _stack.size(); + _stack.resize(_stack.size() + 19); + + Common::SeekableReadStream *stream = getResource(ID_SCRP, id); + if (stream->size() < 2) + error("SCRP was too small (%d)", stream->size()); + uint16 size = stream->readUint16LE(); + if (stream->size() < 2 + 2*size) + error("SCRP was too small (%d, but claimed %d entries)", stream->size(), size); + uint16 *script = new uint16[size]; + for (uint i = 0; i < size; i++) + script[i] = stream->readUint16LE(); + delete stream; + + uint16 pos = 0; + bool lastResult = false; + while (pos < size) { + int16 val1, val2, val3; + + byte op = (byte)script[pos]; + uint numParams = (script[pos] & 0x300) >> 8; // 2 bits + if (pos + numParams >= size) + error("script ran out of content"); + uint arg1 = (script[pos] & 0xc00) >> 10; // 2 bits + uint arg2 = (script[pos] & 0x3000) >> 12; // 2 bits + uint arg3 = (script[pos] & 0xC000) >> 14; // 2 bits + switch (op) { + case kOpPlusPlus: + if (numParams != 1) + error("kOpPlusPlus had wrong number of params (%d)", numParams); + val1 = getArg(script[pos + 1], arg1); + debug(9, "[%d/%d]++ (now %d)", script[pos + 1], arg1, val1 + 1); + setArg(script[pos + 1], arg1, val1 + 1); + break; + case kOpMinusMinus: + if (numParams != 1) + error("kOpMinusMinus had wrong number of params (%d)", numParams); + val1 = getArg(script[pos + 1], arg1); + debug(9, "[%d/%d]-- (now %d)", script[pos + 1], arg1, val1 - 1); + setArg(script[pos + 1], arg1, val1 - 1); + break; + case kOpAssign: + if (numParams != 2) + error("kOpAssign had wrong number of params (%d)", numParams); + val2 = getArg(script[pos + 2], arg2); + debug(9, "[%d/%d] = [%d/%d] (%d)", script[pos + 1], arg1, script[pos + 2], arg2, val2); + setArg(script[pos + 1], arg1, val2); + break; + case kOpAdd: + if (numParams != 3) + error("kOpAdd had wrong number of params (%d)", numParams); + val2 = getArg(script[pos + 2], arg2); + val3 = getArg(script[pos + 3], arg3); + debug(9, "[%d/%d] = [%d/%d]=%d + [%d/%d]=%d (%d)", script[pos + 1], arg1, script[pos + 2], arg2, val2, script[pos+3], arg3, val3, val2 + val3); + setArg(script[pos + 1], arg1, val2 + val3); + break; + case kOpSubtract: + if (numParams != 3) + error("kOpSubtract had wrong number of params (%d)", numParams); + val2 = getArg(script[pos + 2], arg2); + val3 = getArg(script[pos + 3], arg3); + debug(9, "[%d/%d] = [%d/%d]=%d - [%d/%d]=%d (%d)", script[pos + 1], arg1, script[pos + 2], arg2, val2, script[pos+3], arg3, val3, val2 - val3); + setArg(script[pos + 1], arg1, val2 - val3); + break; + case kOpMultiply: + if (numParams != 3) + error("kOpMultiply had wrong number of params (%d)", numParams); + val2 = getArg(script[pos + 2], arg2); + val3 = getArg(script[pos + 3], arg3); + debug(9, "[%d/%d] = [%d/%d]=%d * [%d/%d]=%d (%d)", script[pos + 1], arg1, script[pos + 2], arg2, val2, script[pos+3], arg3, val3, val2 * val3); + setArg(script[pos + 1], arg1, val2 * val3); + break; + case kOpDivide: + if (numParams != 3) + error("kOpDivide had wrong number of params (%d)", numParams); + val2 = getArg(script[pos + 2], arg2); + val3 = getArg(script[pos + 3], arg3); + if (val3 == 0) + error("script tried to divide by zero"); + debug(9, "[%d/%d] = [%d/%d]=%d / [%d/%d]=%d (%d)", script[pos + 1], arg1, script[pos + 2], arg2, val2, script[pos+3], arg3, val3, val2 / val3); + setArg(script[pos + 1], arg1, val2 / val3); + break; + case kOpModulo: + if (numParams != 3) + error("kOpModulo had wrong number of params (%d)", numParams); + val2 = getArg(script[pos + 2], arg2); + val3 = getArg(script[pos + 3], arg3); + if (val3 == 0) + error("script tried to divide by zero (modulo)"); + debug(9, "[%d/%d] = [%d/%d]=%d %% [%d/%d]=%d (%d)", script[pos + 1], arg1, script[pos + 2], arg2, val2, script[pos+3], arg3, val3, val2 % val3); + setArg(script[pos + 1], arg1, val2 % val3); + break; + case kOpMaybeAlsoAssign: + if (numParams != 2) + error("kOpMaybeAlsoAssign had wrong number of params (%d)", numParams); + val2 = getArg(script[pos + 2], arg2); + debug(9, "[%d/%d] =(?) [%d/%d] (%d)", script[pos + 1], arg1, script[pos + 2], arg2, val2); + setArg(script[pos + 1], arg1, val2); + break; + case kOpBooleanAssign: + if (numParams != 2) + error("kOpBooleanAssign had wrong number of params (%d)", numParams); + val2 = getArg(script[pos + 2], arg2); + debug(9, "[%d/%d] = [%d/%d] (%d) ? 1 : 0", script[pos + 1], arg1, script[pos + 2], arg2, val2); + setArg(script[pos + 1], arg1, val2 ? 1 : 0); + break; + case kOpNegate: + if (numParams != 2) + error("kOpNegate had wrong number of params (%d)", numParams); + val2 = getArg(script[pos + 2], arg2); + debug(9, "[%d/%d] = -[%d/%d] (%d)", script[pos + 1], arg1, script[pos + 2], arg2, val2); + setArg(script[pos + 1], arg1, -val2); + break; + case kOpAnd: + if (numParams != 3) + error("kOpAnd had wrong number of params (%d)", numParams); + val2 = getArg(script[pos + 2], arg2); + val3 = getArg(script[pos + 3], arg3); + debug(9, "[%d/%d] = [%d/%d]=%d & [%d/%d]=%d (%d)", script[pos + 1], arg1, script[pos + 2], arg2, val2, script[pos+3], arg3, val3, val2 & val3); + setArg(script[pos + 1], arg1, val2 & val3); + break; + case kOpOr: + if (numParams != 3) + error("kOpOr had wrong number of params (%d)", numParams); + val2 = getArg(script[pos + 2], arg2); + val3 = getArg(script[pos + 3], arg3); + debug(9, "[%d/%d] = [%d/%d]=%d | [%d/%d]=%d (%d)", script[pos + 1], arg1, script[pos + 2], arg2, val2, script[pos+3], arg3, val3, val2 | val3); + setArg(script[pos + 1], arg1, val2 | val3); + break; + case kOpXor: + if (numParams != 3) + error("kOpXor had wrong number of params (%d)", numParams); + val2 = getArg(script[pos + 2], arg2); + val3 = getArg(script[pos + 3], arg3); + debug(9, "[%d/%d] = [%d/%d]=%d ^ [%d/%d]=%d (%d)", script[pos + 1], arg1, script[pos + 2], arg2, val2, script[pos+3], arg3, val3, val2 ^ val3); + setArg(script[pos + 1], arg1, val2 ^ val3); + break; + case kOpNot: + if (numParams != 2) + error("kOpNot had wrong number of params (%d)", numParams); + val2 = getArg(script[pos + 2], arg2); + debug(9, "[%d/%d] = ![%d/%d] (!%d)", script[pos + 1], arg1, script[pos + 2], arg2, val2); + setArg(script[pos + 1], arg1, val2 ? 0 : 1); + break; + case kOpSqrt: + if (numParams != 2) + error("kOpSqrt had wrong number of params (%d)", numParams); + val2 = getArg(script[pos + 2], arg2); + debug(9, "[%d/%d] = sqrt([%d/%d] (%d))", script[pos + 1], arg1, script[pos + 2], arg2, val2); + setArg(script[pos + 1], arg1, (int16)sqrt((double)val2)); + break; + case kOpRandom: + if (numParams != 3) + error("kOpRandom had wrong number of params (%d)", numParams); + val2 = getArg(script[pos + 2], arg2); + val3 = getArg(script[pos + 3], arg3); + val1 = _rnd->getRandomNumberRng(val2, val3); + debug(9, "[%d/%d] = rnd([%d/%d]=%d, [%d/%d]=%d) (%d)", script[pos + 1], arg1, script[pos + 2], arg2, val2, script[pos+3], arg3, val3, val1); + setArg(script[pos + 1], arg1, val1); + break; + case kOpExecuteScript: + if (numParams != 1) + error("kOpExecuteScript had wrong number of params (%d)", numParams); + val1 = getArg(script[pos + 1], arg1); + debug(8, "run script [%d/%d]=%d", script[pos + 1], arg1, val1); + runScript(val1); + debug(8, "done run script"); + break; + case kOpCallFunc: + if (numParams != 1) + error("kOpCallFunc had wrong number of params (%d)", numParams); + val1 = getArg(script[pos + 1], arg1); + debug(8, "%d(%d, %d, %d)", (uint16)val1, _vars[1], _vars[2], _vars[3]); + _vars[0] = scriptFuncCall(val1, _vars[1], _vars[2], _vars[3]); + break; + case kOpBoolLessThanEq: + if (numParams != 2) + error("kOpBoolLessThanEq had wrong number of params (%d)", numParams); + val1 = getArg(script[pos + 1], arg1); + val2 = getArg(script[pos + 2], arg2); + debug(9, "[%d/%d] <= [%d/%d]? (%d <= %d)", script[pos + 1], arg1, script[pos + 2], arg2, val1, val2); + lastResult = (val1 <= val2); + break; + case kOpBoolLessThan: + if (numParams != 2) + error("kOpBoolLessThan had wrong number of params (%d)", numParams); + val1 = getArg(script[pos + 1], arg1); + val2 = getArg(script[pos + 2], arg2); + debug(9, "[%d/%d] < [%d/%d]? (%d < %d)", script[pos + 1], arg1, script[pos + 2], arg2, val1, val2); + lastResult = (val1 < val2); + break; + case kOpBoolGreaterThanEq: + if (numParams != 2) + error("kOpBoolGreaterThanEq had wrong number of params (%d)", numParams); + val1 = getArg(script[pos + 1], arg1); + val2 = getArg(script[pos + 2], arg2); + debug(9, "[%d/%d] >= [%d/%d]? (%d >= %d)", script[pos + 1], arg1, script[pos + 2], arg2, val1, val2); + lastResult = (val1 >= val2); + break; + case kOpBoolGreaterThan: + if (numParams != 2) + error("kOpBoolGreaterThan had wrong number of params (%d)", numParams); + val1 = getArg(script[pos + 1], arg1); + val2 = getArg(script[pos + 2], arg2); + debug(9, "[%d/%d] > [%d/%d]? (%d > %d)", script[pos + 1], arg1, script[pos + 2], arg2, val1, val2); + lastResult = (val1 > val2); + break; + case kOpBoolEqual: + if (numParams != 2) + error("kOpBoolEqual had wrong number of params (%d)", numParams); + val1 = getArg(script[pos + 1], arg1); + val2 = getArg(script[pos + 2], arg2); + debug(9, "[%d/%d] == [%d/%d]? (%d == %d)", script[pos + 1], arg1, script[pos + 2], arg2, val1, val2); + lastResult = (val1 == val2); + break; + case kOpBoolNotEqual: + if (numParams != 2) + error("kOpBoolNotEqual had wrong number of params (%d)", numParams); + val1 = getArg(script[pos + 1], arg1); + val2 = getArg(script[pos + 2], arg2); + debug(9, "[%d/%d] != [%d/%d]? (%d != %d)", script[pos + 1], arg1, script[pos + 2], arg2, val1, val2); + lastResult = (val1 != val2); + break; + case kOpSaveArgs: + if (numParams != 0) + error("kOpSaveArgs had wrong number of params (%d)", numParams); + debug(9, "save args"); + for (uint i = 1; i < 19; i++) + _stack[stackBase + i] = _vars[i]; + break; + case kOpRestoreArgs: + if (numParams != 0) + error("kOpRestoreArgs had wrong number of params (%d)", numParams); + debug(9, "restore args"); + for (uint i = 1; i < 19; i++) + _vars[i] = _stack[stackBase + i]; + break; + case kOpReturn: + if (numParams != 1) + error("kOpReturn had wrong number of params (%d)", numParams); + val1 = getArg(script[pos + 1], arg1); + debug(9, "return [%d/%d]=%d", script[pos + 1], arg1, val1); + _vars[0] = val1; + break; + case kOpLessThanEq: + if (numParams != 3) + error("kOpLessThanEq had wrong number of params (%d)", numParams); + val2 = getArg(script[pos + 2], arg2); + val3 = getArg(script[pos + 3], arg3); + debug(9, "[%d/%d] = [%d/%d] <= [%d/%d]? (%d <= %d)", script[pos + 1], arg1, script[pos + 2], arg2, script[pos + 3], arg3, val3, val2); + setArg(script[pos + 1], arg1, (val3 <= val2) ? 1 : 0); + break; + case kOpLessThan: + if (numParams != 3) + error("kOpLessThan had wrong number of params (%d)", numParams); + val2 = getArg(script[pos + 2], arg2); + val3 = getArg(script[pos + 3], arg3); + debug(9, "[%d/%d] = [%d/%d] < [%d/%d]? (%d < %d)", script[pos + 1], arg1, script[pos + 2], arg2, script[pos + 3], arg3, val3, val2); + setArg(script[pos + 1], arg1, (val3 < val2) ? 1 : 0); + break; + case kOpGreaterThanEq: + if (numParams != 3) + error("kOpGreaterThanEq had wrong number of params (%d)", numParams); + val2 = getArg(script[pos + 2], arg2); + val3 = getArg(script[pos + 3], arg3); + debug(9, "[%d/%d] = [%d/%d] >= [%d/%d]? (%d >= %d)", script[pos + 1], arg1, script[pos + 2], arg2, script[pos + 3], arg3, val3, val2); + setArg(script[pos + 1], arg1, (val3 >= val2) ? 1 : 0); + break; + case kOpGreaterThan: + if (numParams != 3) + error("kOpGreaterThan had wrong number of params (%d)", numParams); + val2 = getArg(script[pos + 2], arg2); + val3 = getArg(script[pos + 3], arg3); + debug(9, "[%d/%d] = [%d/%d] > [%d/%d]? (%d > %d)", script[pos + 1], arg1, script[pos + 2], arg2, script[pos + 3], arg3, val3, val2); + setArg(script[pos + 1], arg1, (val3 > val2) ? 1 : 0); + break; + case kOpEqual: + if (numParams != 3) + error("kOpEqual had wrong number of params (%d)", numParams); + val2 = getArg(script[pos + 2], arg2); + val3 = getArg(script[pos + 3], arg3); + debug(9, "[%d/%d] = [%d/%d] == [%d/%d]? (%d == %d)", script[pos + 1], arg1, script[pos + 2], arg2, script[pos + 3], arg3, val2, val3); + setArg(script[pos + 1], arg1, (val3 == val2) ? 1 : 0); + break; + case kOpNotEqual: + if (numParams != 3) + error("kOpNotEqual had wrong number of params (%d)", numParams); + val2 = getArg(script[pos + 2], arg2); + val3 = getArg(script[pos + 3], arg3); + debug(9, "[%d/%d] = [%d/%d] != [%d/%d]? (%d != %d)", script[pos + 1], arg1, script[pos + 2], arg2, script[pos + 3], arg3, val2, val3); + setArg(script[pos + 1], arg1, (val3 != val2) ? 1 : 0); + break; + case kOpJump: + if (numParams != 1) + error("kOpJump had wrong number of params (%d)", numParams); + val1 = getArg(script[pos + 1], arg1); + debug(9, "jump by [%d/%d]=%d", script[pos + 1], arg1, val1); + pos += val1; + break; + case kOpJumpIfNot: + if (numParams != 1) + error("kOpJumpIfNot had wrong number of params (%d)", numParams); + if (lastResult) + break; + val1 = getArg(script[pos + 1], arg1); + debug(9, "jump if not, by [%d/%d]=%d", script[pos + 1], arg1, val1); + pos += val1; + break; + case kOpJumpIf: + if (numParams != 1) + error("kOpJumpIf had wrong number of params (%d)", numParams); + if (!lastResult) + break; + val1 = getArg(script[pos + 1], arg1); + debug(9, "jump if, by [%d/%d]=%d", script[pos + 1], arg1, val1); + pos += val1; + break; + case kOpJumpIfNotValue: + if (numParams != 2) + error("kOpJumpIfNotValue had wrong number of params (%d)", numParams); + val1 = getArg(script[pos + 1], arg1); + val2 = getArg(script[pos + 2], arg2); + debug(9, "jump if not [%d/%d]=%d", script[pos + 1], arg1, val1); + if (val1) + break; + debug(9, "--> jump by [%d/%d]=%d", script[pos + 2], arg2, val2); + pos += val2; + break; + case kOpJumpIfValue: + if (numParams != 2) + error("kOpJumpIfValue had wrong number of params (%d)", numParams); + val1 = getArg(script[pos + 1], arg1); + val2 = getArg(script[pos + 2], arg2); + debug(9, "jump if [%d/%d]=%d", script[pos + 1], arg1, val1); + if (!val1) + break; + debug(9, "--> jump by [%d/%d]=%d", script[pos + 2], arg2, val2); + pos += val2; + break; + default: + error("unknown script op 0x%02x", op); + } + pos += (1 + numParams); + + if (op == kOpReturn) + break; + } + + delete[] script; + _stack.resize(_stack.size() - 19); +} + +int16 ComposerEngine::scriptFuncCall(uint16 id, int16 param1, int16 param2, int16 param3) { + switch (id) { + case kFuncPlayAnim: + debug(3, "kFuncPlayAnim(%d, %d, %d)", param1, param2, param3); + playAnimation(param1, param2, param3, 0); + return 1; // TODO: return 0 on failure + case kFuncStopAnim: + debug(3, "kFuncStopAnim(%d)", param1); + for (Common::List<Animation *>::iterator i = _anims.begin(); i != _anims.end(); i++) { + if ((*i)->_id == param1) + stopAnimation(*i); + } + return 0; + case kFuncQueueScript: + debug(3, "kFuncQueueScript(%d, %d, %d)", param1, param2, param3); + _queuedScripts[param1]._baseTime = _system->getMillis(); + _queuedScripts[param1]._duration = 10 * param2; + _queuedScripts[param1]._count = 0xffffffff; + _queuedScripts[param1]._scriptId = param3; + return 0; + case kFuncDequeueScript: + debug(3, "kFuncDequeueScript(%d)", param1); + _queuedScripts[param1]._count = 0; + _queuedScripts[param1]._scriptId = 0; + return 0; + case kFuncSetCursor: + debug(3, "kSetCursor(%d, (%d, %d))", param1, param2, param3); + { + uint16 oldCursor = _mouseSpriteId; + setCursor(param1, Common::Point(param2, param3)); + return oldCursor; + } + case kFuncGetCursor: + debug(3, "kFuncGetCursor()"); + return _mouseSpriteId; + case kFuncShowCursor: + debug(3, "kFuncShowCursor()"); + setCursorVisible(true); + return 0; + case kFuncHideCursor: + debug(3, "kFuncHideCursor()"); + setCursorVisible(false); + return 0; + case kFuncActivateButton: + debug(3, "kFuncActivateButton(%d)", param1); + for (Common::List<Button>::iterator i = _buttons.begin(); i != _buttons.end(); i++) { + if (i->_id != param1) + continue; + i->_active = true; + } + onMouseMove(_lastMousePos); + return 1; + case kFuncDeactivateButton: + debug(3, "kFuncDeactivateButton(%d)", param1); + for (Common::List<Button>::iterator i = _buttons.begin(); i != _buttons.end(); i++) { + if (i->_id != param1) + continue; + i->_active = false; + } + onMouseMove(_lastMousePos); + return 1; + case kFuncNewPage: + debug(3, "kFuncNewPage(%d, %d)", param1, param2); + _pendingPageChanges.push_back(PendingPageChange(param1, true)); + _pendingPageChanges.push_back(PendingPageChange(param2, false)); + return 1; + case kFuncLoadPage: + debug(3, "kFuncLoadPage(%d)", param1); + _pendingPageChanges.push_back(PendingPageChange(param1, false)); + return 1; + case kFuncUnloadPage: + debug(3, "ignoring kFuncUnloadPage(%d)", param1); + _pendingPageChanges.push_back(PendingPageChange(param1, true)); + return 1; + case kFuncSetPalette: + // TODO: return 0 if not disabling (0) and doesn't exist + debug(4, "kFuncSetPalette(%d, %d)", param1, param2); + loadCTBL(param1, param2); + // TODO: incomplete? + return 1; + case kFuncSaveVars: + debug(3, "kFuncSaveVars(%d)", param1); + { + Common::String filename = _targetName + Common::String::format(".%03d", param1); + Common::WriteStream *stream = _saveFileMan->openForSaving(filename); + for (uint i = 0; i < 1000; i++) { + stream->writeUint16LE(_vars[i]); + } + delete stream; + } + return 1; + case kFuncLoadVars: + debug(3, "kFuncLoadVars(%d, %d, %d)", param1, param2, param3); + { + Common::String filename = _targetName + Common::String::format(".%03d", param1); + Common::SeekableReadStream *stream = _saveFileMan->openForLoading(filename); + if (!stream) { + if (!_bookIni.hasKey(Common::String::format("%d", param1), "Data")) + return 0; + filename = getFilename("Data", param1); + Common::File *file = new Common::File(); + if (!file->open(filename)) + error("couldn't open '%s' to get vars id '%d'", filename.c_str(), param1); + stream = file; + } + if (param3 == 0) + param3 = 1000; + else + param3 = param3; + if (param2 < 0 || param3 < 0 || param2 + param3 > 1000) + error("can't read %d entries into %d from file '%s' for vars id '%d'", param3, param2, filename.c_str(), param1); + stream->skip(param2 * 2); + for (uint i = 0; i < (uint)param3; i++) { + if (stream->pos() + 1 > stream->size()) + break; + _vars[param2 + i] = stream->readUint16LE(); + } + delete stream; + } + return 1; + case kFuncQueueScriptOnce: + debug(3, "kFuncQueueScriptOnce(%d, %d, %d)", param1, param2, param3); + _queuedScripts[param1]._baseTime = _system->getMillis(); + _queuedScripts[param1]._duration = 10 * param2; + _queuedScripts[param1]._count = 1; + _queuedScripts[param1]._scriptId = param3; + return 0; + case kFuncGetMousePos: + // TODO + warning("ignoring kFuncGetMousePos(%d, %d)", param1, param2); + return 0; + case kFuncChangeBackground: + // TODO + warning("ignoring kFuncChangeBackground(%d)", param1); + // TODO: return 1 if background existed, else 0 + return 0; + case kFuncSetBackgroundColor: + // TODO + warning("ignoring kFuncSetBackgroundColor(%d)", param1); + return 0; + case kFuncClearSprites: + // TODO + warning("ignoring kFuncClearSprites()"); + return 0; + case kFuncAddSprite: + { + Common::Point pos(_vars[param3], _vars[param3 + 1]); + int16 zorder = _vars[param3 + 2]; + debug(3, "kFuncAddSprite(%d, %d, [%d = (%d, %d), %d])", param1, param2, param3, pos.x, pos.y, zorder); + addSprite(param1, param2, zorder, pos); + } + return 0; + case kFuncRemoveSprite: + debug(3, "kFuncRemoveSprite(%d, %d)", param1, param2); + removeSprite(param1, param2); + return 0; + case kFuncQuit: + // TODO + warning("ignoring kFuncQuit()"); + return 0; + case kFuncSaveData: + // TODO + warning("ignoring kFuncSaveData(%d, %d, %d)", param1, param2, param3); + return 1; + case kFuncLoadData: + debug(3, "kFuncLoadData(%d, %d, %d)", param1, param2, param3); + { + Common::String filename = getFilename("Data", param1); + Common::File *file = new Common::File(); + if (!file->open(filename)) + error("couldn't open '%s' to get data id '%d'", filename.c_str(), param1); + if (param3 == 0) + param3 = 1000; + else + param3 = param3; + if (param2 < 0 || param3 < 0 || param2 + param3 > 1000) + error("can't read %d entries into %d from file '%s' for data id '%d'", param3, param2, filename.c_str(), param1); + for (uint i = 0; i < (uint)param3; i++) { + if (file->pos() + 1 > file->size()) + break; + _vars[param2 + i] = file->readUint16LE(); + } + delete file; + } + return 1; + case kFuncGetSpriteSize: + debug(3, "kFuncGetSpriteSize(%d, %d, %d)", param1, param2, param3); + int16 width, height; + width = 0; + height = 0; + { + Common::SeekableReadStream *stream = getStreamForSprite(param1); + if (stream) { + stream->readUint16LE(); + height = stream->readSint16LE(); + width = stream->readSint16LE(); + delete stream; + } + } + _vars[param2] = width; + _vars[param3] = height; + return 0; + default: + error("unknown scriptFuncCall %d(%d, %d, %d)", (uint32)id, param1, param2, param3); + } +} + +} // End of namespace Composer |