diff options
Diffstat (limited to 'engines/dreamweb/object.cpp')
| -rw-r--r-- | engines/dreamweb/object.cpp | 420 |
1 files changed, 401 insertions, 19 deletions
diff --git a/engines/dreamweb/object.cpp b/engines/dreamweb/object.cpp index 44be58c168..9fe94c4bd4 100644 --- a/engines/dreamweb/object.cpp +++ b/engines/dreamweb/object.cpp @@ -24,7 +24,27 @@ namespace DreamGen { -void DreamGenContext::fillRyan() { +void DreamBase::showRyanPage() { + showFrame(engine->icons1(), kInventx + 167, kInventy - 12, 12, 0); + showFrame(engine->icons1(), kInventx + 167 + 18 * data.byte(kRyanpage), kInventy - 12, 13 + data.byte(kRyanpage), 0); +} + +void DreamBase::findAllRyan(uint8 *inv) { + memset(inv, 0xff, 60); + for (size_t i = 0; i < kNumexobjects; ++i) { + DynObject *extra = getExAd(i); + if (extra->mapad[0] != 4) + continue; + if (extra->mapad[1] != 0xff) + continue; + uint8 slot = extra->mapad[2]; + assert(slot < 30); + inv[2 * slot + 0] = i; + inv[2 * slot + 1] = 4; + } +} + +void DreamBase::fillRyan() { uint8 *inv = getSegment(data.word(kBuffers)).ptr(kRyaninvlist, 60); findAllRyan(inv); inv += data.byte(kRyanpage) * 2 * 10; @@ -42,7 +62,7 @@ void DreamGenContext::isItWorn() { flags._z = isItWorn((const DynObject *)es.ptr(bx, sizeof(DynObject))); } -bool DreamGenContext::isItWorn(const DynObject *object) { +bool DreamBase::isItWorn(const DynObject *object) { return (object->id[0] == 'W'-'A') && (object->id[1] == 'E'-'A'); } @@ -72,7 +92,7 @@ void DreamGenContext::obToInv() { obToInv(al, ah, di, bx); } -void DreamGenContext::obToInv(uint8 index, uint8 flag, uint16 x, uint16 y) { +void DreamBase::obToInv(uint8 index, uint8 flag, uint16 x, uint16 y) { showFrame(engine->icons1(), x - 2, y - 1, 10, 0); if (index == 0xff) return; @@ -87,11 +107,11 @@ void DreamGenContext::obToInv(uint8 index, uint8 flag, uint16 x, uint16 y) { showFrame(engine->icons1(), x - 3, y - 2, 7, 0); } -void DreamGenContext::obPicture() { - if (data.byte(kObjecttype) == 1) +void DreamBase::obPicture() { + if (data.byte(kObjecttype) == kSetObjectType1) return; Frame *frames; - if (data.byte(kObjecttype) == 4) + if (data.byte(kObjecttype) == kExObjectType) frames = (Frame *)getSegment(data.word(kExtras)).ptr(0, 0); else frames = (Frame *)getSegment(data.word(kFreeframes)).ptr(0, 0); @@ -99,7 +119,7 @@ void DreamGenContext::obPicture() { showFrame(frames, 160, 68, frame, 0x80); } -void DreamGenContext::obIcons() { +void DreamBase::obIcons() { uint8 value1, value2; getAnyAd(&value1, &value2); if (value1 != 0xff) { @@ -113,6 +133,7 @@ void DreamGenContext::obIcons() { void DreamGenContext::examineOb(bool examineAgain) { data.byte(kPointermode) = 0; data.word(kTimecount) = 0; + while (true) { if (examineAgain) { data.byte(kInmaparea) = 0; @@ -120,8 +141,7 @@ void DreamGenContext::examineOb(bool examineAgain) { data.byte(kOpenedob) = 255; data.byte(kOpenedtype) = 255; data.byte(kInvopen) = 0; - al = data.byte(kCommandtype); - data.byte(kObjecttype) = al; + data.byte(kObjecttype) = data.byte(kCommandtype); data.byte(kItemframe) = 0; data.byte(kPointerframe) = 0; createPanel(); @@ -135,7 +155,7 @@ void DreamGenContext::examineOb(bool examineAgain) { data.byte(kCommandtype) = 255; readMouse(); showPointer(); - workToScreen(); + workToScreenCPP(); delPointer(); examineAgain = false; } @@ -147,6 +167,7 @@ void DreamGenContext::examineOb(bool examineAgain) { dumpTextLine(); delPointer(); data.byte(kGetback) = 0; + switch (data.byte(kInvopen)) { case 0: { RectWithCallback examList[] = { @@ -154,22 +175,22 @@ void DreamGenContext::examineOb(bool examineAgain) { { 260,300,0,44,&DreamGenContext::useObject }, { 210,254,0,44,&DreamGenContext::selectOpenOb }, { 144,176,64,96,&DreamGenContext::setPickup }, - { 0,50,50,200,&DreamGenContext::examineInventory }, - { 0,320,0,200,&DreamGenContext::blank }, + { 0,50,50,200,&DreamBase::examineInventory }, + { 0,320,0,200,&DreamBase::blank }, { 0xFFFF,0,0,0,0 } }; checkCoords(examList); break; } case 1: { - // NB: This table contains the non-constant openChangeSize! + // Note: This table contains the non-constant _openChangeSize! RectWithCallback invList1[] = { { 273,320,157,198,&DreamGenContext::getBackFromOb }, { 255,294,0,24,&DreamGenContext::dropObject }, { kInventx+167,kInventx+167+(18*3),kInventy-18,kInventy-2,&DreamGenContext::incRyanPage }, - { kInventx, data.word(offset_openchangesize),kInventy+100,kInventy+100+kItempicsize,&DreamGenContext::useOpened }, - { kInventx,kInventx+(5*kItempicsize), kInventy,kInventy+(2*kItempicsize),&DreamGenContext::inToInv }, - { 0,320,0,200,&DreamGenContext::blank }, + { kInventx,_openChangeSize,kInventy+100,kInventy+100+kItempicsize,&DreamGenContext::useOpened }, + { kInventx,kInventx+(5*kItempicsize),kInventy,kInventy+(2*kItempicsize),&DreamGenContext::inToInv }, + { 0,320,0,200,&DreamBase::blank }, { 0xFFFF,0,0,0,0 } }; checkCoords(invList1); @@ -180,13 +201,14 @@ void DreamGenContext::examineOb(bool examineAgain) { { 273,320,157,198,&DreamGenContext::getBackFromOb }, { kInventx+167,kInventx+167+(18*3),kInventy-18,kInventy-2,&DreamGenContext::incRyanPage }, { kInventx,kInventx+(5*kItempicsize), kInventy,kInventy+(2*kItempicsize),&DreamGenContext::selectOb }, - { 0,320,0,200,&DreamGenContext::blank }, + { 0,320,0,200,&DreamBase::blank }, { 0xFFFF,0,0,0,0 } }; checkCoords(withList1); break; } } + if (data.byte(kQuitrequested) != 0) break; if (data.byte(kExamagain) != 0) @@ -238,7 +260,7 @@ void DreamGenContext::inventory() { openInv(); readMouse(); showPointer(); - workToScreen(); + workToScreenCPP(); delPointer(); data.byte(kOpenedob) = 255; examineOb(false); @@ -256,11 +278,371 @@ void DreamGenContext::transferText() { data.word(kExtextpos) += len + 1; } -void DreamGenContext::getBackFromOb() { +void DreamBase::getBackFromOb() { if (data.byte(kPickup) != 1) getBack1(); else blank(); } +void DreamGenContext::getOpenedSize() { + //ax = getOpenedSizeCPP(); + + // We need to call the ASM-style versions of get*Ad, as these also set + // bx and es + + al = data.byte(kOpenedob); + + switch (data.byte(kOpenedtype)) { + case 4: + getExAd(); + ax = es.word(bx+7); + break; + case 2: + getFreeAd(); + ax = es.word(bx+7); + break; + default: + getSetAd(); + ax = es.word(bx+3); + break; + } +} + +byte DreamGenContext::getOpenedSizeCPP() { + byte obj = data.byte(kOpenedob); + switch (data.byte(kOpenedtype)) { + case 4: + return getExAd(obj)->slotCount; + case 2: + return getFreeAd(obj)->slotCount; + default: + return getSetAd(obj)->slotCount; + } +} + +void DreamGenContext::openOb() { + uint8 commandLine[64] = "OBJECT NAME ONE "; + + copyName(data.byte(kOpenedtype), data.byte(kOpenedob), commandLine); + + printMessage(kInventx, kInventy+86, 62, 240, false); + + al = printDirect(commandLine, data.word(kLastxpos) + 5, kInventy+86, 220, false); + + fillOpen(); + _openChangeSize = getOpenedSizeCPP() * kItempicsize + kInventx; +} + +void DreamGenContext::identifyOb() { + if (data.word(kWatchingtime) != 0) { + blank(); + return; + } + + ax = data.word(kMousex) - data.word(kMapadx); + bx = data.word(kMousey) - data.word(kMapady); + + if (ax >= 22 * 8 || bx >= 20 * 8) { + blank(); + return; + } + + data.byte(kInmaparea) = 1; + ah = bl; + push(ax); + findPathOfPoint(); + data.byte(kPointerspath) = dl; + ax = pop(); + push(ax); + findFirstPath(); + data.byte(kPointerfirstpath) = al; + ax = pop(); + + byte x = al; + byte y = ah; + + if (checkIfEx(x, y) || checkIfFree(x, y) || + checkIfPerson(x, y) || checkIfSet(x, y)) + return; // finishidentify + + x = (data.word(kMousex) - data.word(kMapadx)) & 0xFF; + y = (data.word(kMousey) - data.word(kMapady)) & 0xFF; + byte flag, flagEx, type, flagX, flagY; + + checkOne(x, y, &flag, &flagEx, &type, &flagX, &flagY); + + if (type != 0 && data.byte(kMandead) != 1) + obName(type, 3); + else + blank(); +} + +uint16 DreamGenContext::findInvPosCPP() { + uint16 x = data.word(kMousex) - kInventx; + uint16 y = data.word(kMousey) - kInventy; + uint16 pos = (x / kItempicsize) + (y / kItempicsize) * 5; + uint16 invPos = data.byte(kRyanpage) * 10 + pos; + data.byte(kLastinvpos) = invPos & 0xFF; + return invPos * 2 + kRyaninvlist; +} + +void DreamGenContext::findInvPos() { + bx = findInvPosCPP(); + es = data.word(kBuffers); +} + +void DreamGenContext::selectOb() { + es = data.word(kBuffers); + + uint16 objectId = es.word(findInvPosCPP()); + if ((objectId & 0xFF) == 255) { + blank(); + return; + } + + data.byte(kWithobject) = objectId & 0x00FF; + data.byte(kWithtype) = objectId >> 8; + + if (objectId == data.word(kOldsubject)) { + if (data.byte(kCommandtype) == 221) { + // Object already selected + if (data.word(kMousebutton) != data.word(kOldbutton) && (data.word(kMousebutton) & 1)) { + delPointer(); + data.byte(kInvopen) = 0; + useRoutine(); + } + return; + } else { + data.byte(kCommandtype) = 221; + } + } + + data.word(kOldsubject) = objectId; + commandWithOb(0, data.byte(kWithtype), data.byte(kWithobject)); + + if (data.word(kMousebutton) != data.word(kOldbutton) && (data.word(kMousebutton) & 1)) { + delPointer(); + data.byte(kInvopen) = 0; + useRoutine(); + } +} + +void DreamGenContext::setPickup() { + if (data.byte(kObjecttype) != kSetObjectType1 && data.byte(kObjecttype) != kSetObjectType3) { + // The original called getAnyAd() here. However, since object types + // 1 and 3 are excluded, the resulting object is a DynObject + uint8 dummy; + DynObject *object = (DynObject *)getAnyAd(&dummy, &dummy); + if (object->mapad[0] == 4) { + blank(); + return; + } + } else { + blank(); + return; + } + + if (data.byte(kCommandtype) != 209) { + data.byte(kCommandtype) = 209; + commandWithOb(33, data.byte(kObjecttype), data.byte(kCommand)); + } + + if (data.word(kMousebutton) != 1 || data.word(kMousebutton) == data.word(kOldbutton)) + return; + + createPanel(); + showPanel(); + showMan(); + showExit(); + examIcon(); + data.byte(kPickup) = 1; + data.byte(kInvopen) = 2; + + if (data.byte(kObjecttype) != kExObjectType) { + data.byte(kItemframe) = data.byte(kCommand); + data.byte(kOpenedob) = 255; + transferToEx(); + data.byte(kItemframe) = al; + data.byte(kObjecttype) = kExObjectType; + DynObject *object = getExAd(data.byte(kItemframe)); + object->mapad[0] = 20; + object->mapad[1] = 255; + } else { + data.byte(kItemframe) = data.byte(kCommand); + data.byte(kOpenedob) = 255; + } + + openInv(); + workToScreenM(); +} + +void DreamGenContext::deleteExFrame() { + deleteExFrame(al); +} + +void DreamBase::deleteExFrame(uint8 frameNum) { + Frame *frame = (Frame *)getSegment(data.word(kExtras)).ptr(kExframedata + sizeof(Frame)*frameNum, sizeof(Frame)); + + uint16 frameSize = frame->width * frame->height; + // Note: the original asm didn't subtract frameSize from remainder + uint16 remainder = kExframeslen - frame->ptr() - frameSize; + uint16 startOff = kExframes + frame->ptr(); + uint16 endOff = startOff + frameSize; + + // Shift frame data after this one down + memmove(getSegment(data.word(kExtras)).ptr(startOff, remainder), getSegment(data.word(kExtras)).ptr(endOff, remainder), remainder); + + // Combined frame data is now frameSize smaller + data.word(kExframepos) -= frameSize; + + // Adjust all frame pointers pointing into the shifted data + for (unsigned int i = 0; i < 3*kNumexobjects; ++i) { + frame = (Frame *)getSegment(data.word(kExtras)).ptr(kExframedata + sizeof(Frame)*i, sizeof(Frame)); + if (frame->ptr() >= startOff) + frame->setPtr(frame->ptr() - frameSize); + } +} + +void DreamGenContext::deleteExText() { + deleteExText(al); +} + +void DreamBase::deleteExText(uint8 textNum) { + uint16 offset = getSegment(data.word(kExtras)).word(kExtextdat + 2*textNum); + + uint16 startOff = kExtext + offset; + uint16 textSize = strlen((char *)getSegment(data.word(kExtras)).ptr(startOff, 0)) + 1; + uint16 endOff = startOff + textSize; + uint16 remainder = kExtextlen - offset - textSize; + + // Shift text data after this one down + memmove(getSegment(data.word(kExtras)).ptr(startOff, remainder), getSegment(data.word(kExtras)).ptr(endOff, remainder), remainder); + + // Combined text data is now frameSize smaller + data.word(kExtextpos) -= textSize; + + // Adjust all text pointers pointing into the shifted data + for (unsigned int i = 0; i < kNumexobjects; ++i) { + uint16 t = getSegment(data.word(kExtras)).word(kExtextdat + 2*i); + if (t >= offset + textSize) + getSegment(data.word(kExtras)).word(kExtextdat + 2*i) = t - textSize; + } +} + +// This takes es:di and cl as input, but es:di always points to getExAd(cl) +void DreamGenContext::deleteExObject() { + deleteExObject(cl); +} + +void DreamBase::deleteExObject(uint8 index) { + DynObject *obj = getExAd(index); + + memset(obj, 0xFF, sizeof(DynObject)); + + deleteExFrame(3*index); + deleteExFrame(3*index + 1); + + deleteExText(index); + + for (uint8 i = 0; i < kNumexobjects; ++i) { + DynObject *t = getExAd(index); + // Is this object contained in the one we've just deleted? + if (t->mapad[0] == 4 && t->mapad[1] == index) + deleteExObject(i); + } +} + +void DreamBase::removeObFromInv() { + if (data.byte(kCommand) == 100) + return; // object doesn't exit + + assert(data.byte(kObjecttype) == kExObjectType); + + deleteExObject(data.byte(kCommand)); +} + +void DreamGenContext::inToInv() { + if (!data.byte(kPickup)) { + outOfInv(); + return; + } + + findInvPos(); + ax = es.word(bx); + + if (al != 255) { + swapWithInv(); + return; + } + + al = data.byte(kItemframe); + ah = data.byte(kObjecttype); + + if (ax == data.word(kOldsubject) && data.byte(kCommandtype) != 220) + data.byte(kCommandtype) = 220; + + data.word(kOldsubject) = ax; + commandWithOb(35, data.byte(kObjecttype), data.byte(kItemframe)); + + if (data.word(kMousebutton) == data.word(kOldbutton) || !(data.word(kMousebutton) & 1)) + return; // notletgo2 + + delPointer(); + DynObject *object = getExAd(data.byte(kItemframe)); + object->mapad[0] = 4; + object->mapad[1] = 255; + object->mapad[2] = data.byte(kLastinvpos); + data.byte(kPickup) = 0; + fillRyan(); + readMouse(); + showPointer(); + outOfInv(); + workToScreen(); + delPointer(); +} + +void DreamGenContext::outOfInv() { + findInvPos(); + ax = es.word(bx); + + if (al == 255) { + blank(); + return; + } + + if (data.word(kMousebutton) == 2) { + reExFromInv(); + return; + } + + if (ax == data.word(kOldsubject) && data.byte(kCommandtype) != 221) + data.byte(kCommandtype) = 221; + + data.word(kOldsubject) = ax; + commandWithOb(36, ah, al); + + if (data.word(kMousebutton) == data.word(kOldbutton)) + return; // notletgo + + if (!(data.word(kMousebutton) & 1)) + return; + + delPointer(); + data.byte(kPickup) = 1; + findInvPos(); + ax = es.word(bx); + data.byte(kItemframe) = al; + data.byte(kObjecttype) = ah; + DynObject *object = getExAd(data.byte(kItemframe)); + object->mapad[0] = 20; + object->mapad[1] = 255; + fillRyan(); + readMouse(); + showPointer(); + inToInv(); + workToScreen(); + delPointer(); +} + } // End of namespace DreamGen |