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-rw-r--r--engines/composer/composer.cpp696
-rw-r--r--engines/composer/module.mk3
-rw-r--r--engines/composer/scripting.cpp729
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
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