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Diffstat (limited to 'engines/dreamweb/saveload.cpp')
| -rw-r--r-- | engines/dreamweb/saveload.cpp | 343 |
1 files changed, 343 insertions, 0 deletions
diff --git a/engines/dreamweb/saveload.cpp b/engines/dreamweb/saveload.cpp new file mode 100644 index 0000000000..636182dc83 --- /dev/null +++ b/engines/dreamweb/saveload.cpp @@ -0,0 +1,343 @@ +/* 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. + * + */ + +#include "dreamweb/dreamweb.h" +#include "engines/metaengine.h" +#include "gui/saveload.h" +#include "common/config-manager.h" +#include "common/translation.h" + +namespace DreamGen { + +void DreamGenContext::loadgame() { + STACK_CHECK; + if (data.byte(kCommandtype) != 246) { + data.byte(kCommandtype) = 246; + al = 41; + commandonly(); + } + if (data.word(kMousebutton) == data.word(kOldbutton)) + return; // "noload" + if (data.word(kMousebutton) == 1) { + ax = 0xFFFF; + doload(); + } +} + +// input: ax = savegameId +// if -1, open menu to ask for slot to load +// if >= 0, directly load from that slot +void DreamGenContext::doload() { + STACK_CHECK; + int savegameId = (int16)ax; + + data.byte(kLoadingorsave) = 1; + + if (ConfMan.getBool("dreamweb_originalsaveload") && savegameId == -1) { + showopbox(); + showloadops(); + data.byte(kCurrentslot) = 0; + showslots(); + shownames(); + data.byte(kPointerframe) = 0; + worktoscreenm(); + namestoold(); + data.byte(kGetback) = 0; + + while (true) { + if (data.byte(kQuitrequested)) + return; // "quitloaded" + delpointer(); + readmouse(); + showpointer(); + vsync(); + dumppointer(); + dumptextline(); + bx = offset_loadlist; + checkcoords(); + if (data.byte(kGetback) == 1) + break; + if (data.byte(kGetback) == 2) + return; // "quitloaded" + } + } else { + + if (savegameId == -1) { + // Open dialog to get savegameId + + const EnginePlugin *plugin = NULL; + Common::String gameId = ConfMan.get("gameid"); + EngineMan.findGame(gameId, &plugin); + GUI::SaveLoadChooser *dialog = new GUI::SaveLoadChooser(_("Restore game:"), _("Restore")); + dialog->setSaveMode(false); + savegameId = dialog->runModalWithPluginAndTarget(plugin, ConfMan.getActiveDomainName()); + delete dialog; + } + + if (savegameId < 0) { + data.byte(kGetback) = 0; + return; + } + + + // TODO: proper scheme for filename, in a separate function + //Common::String filename = ConfMan.getActiveDomainName() + Common::String::format(".d%02d", savegameId); + Common::String filename = Common::String::format("DREAMWEB.D%02d", savegameId); + debug(1, "Loading from filename: %s", filename.c_str()); + engine->openSaveFileForReading(filename); + + // TODO: The below is duplicated from Loadposition + data.word(kTimecount) = 0; + clearchanges(); + + ds = cs; + dx = kFileheader; + cx = kHeaderlen; + savefileread(); + es = cs; + di = kFiledata; + ax = savegameId; + if (savegameId < 7) { + cx = 17; + _mul(cx); + ds = data; + dx = kSavenames; + _add(dx, ax); + loadseg(); + } else { + // For potential support of more than 7 savegame slots, + // loading into the savenames buffer isn't always possible + // Emulate a loadseg call: + uint8 namebuf[17]; + engine->readFromFile(namebuf, 17); + _add(di, 2); + } + ds = data; + dx = kStartvars; + loadseg(); + ds = data.word(kExtras); + dx = kExframedata; + loadseg(); + ds = data.word(kBuffers); + dx = kListofchanges; + loadseg(); + ds = data; + dx = kMadeuproomdat; + loadseg(); + ds = cs; + dx = kReelroutines; + loadseg(); + closefile(); + data.byte(kGetback) = 1; + } + + // kTempgraphics might not have been allocated if we bypassed all menus + if (data.word(kTempgraphics) != 0xFFFF) + getridoftemp(); + + dx = data; + es = dx; + bx = kMadeuproomdat; + startloading(); + loadroomssample(); + data.byte(kRoomloaded) = 1; + data.byte(kNewlocation) = 255; + clearsprites(); + initman(); + initrain(); + data.word(kTextaddressx) = 13; + data.word(kTextaddressy) = 182; + data.byte(kTextlen) = 240; + startup(); + worktoscreen(); + data.byte(kGetback) = 4; +} + + +void DreamGenContext::savegame() { + STACK_CHECK; + if (data.byte(kMandead) == 2) { + blank(); + return; + } + + if (data.byte(kCommandtype) != 247) { + data.byte(kCommandtype) = 247; + al = 44; + commandonly(); + } + if (data.word(kMousebutton) != 1) + return; + + data.byte(kLoadingorsave) = 2; + + if (ConfMan.getBool("dreamweb_originalsaveload")) { + showopbox(); + showsaveops(); + data.byte(kCurrentslot) = 0; + showslots(); + shownames(); + worktoscreenm(); + namestoold(); + data.word(kBufferin) = 0; + data.word(kBufferout) = 0; + data.byte(kGetback) = 0; + + while (true) { + _cmp(data.byte(kQuitrequested), 0); + if (!flags.z()) + return /* (quitsavegame) */; + delpointer(); + checkinput(); + readmouse(); + showpointer(); + vsync(); + dumppointer(); + dumptextline(); + bx = offset_savelist; + checkcoords(); + _cmp(data.byte(kGetback), 0); + if (flags.z()) + continue; + break; + } + return; + } else { + const EnginePlugin *plugin = NULL; + Common::String gameId = ConfMan.get("gameid"); + EngineMan.findGame(gameId, &plugin); + GUI::SaveLoadChooser *dialog = new GUI::SaveLoadChooser(_("Save game:"), _("Save")); + dialog->setSaveMode(true); + int savegameId = dialog->runModalWithPluginAndTarget(plugin, ConfMan.getActiveDomainName()); + Common::String game_description = dialog->getResultString(); + if (game_description.empty()) + game_description = "Untitled"; + delete dialog; + + if (savegameId < 0) { + data.byte(kGetback) = 0; + return; + } + + // TODO: The below is copied from actualsave + al = data.byte(kLocation); + ah = 0; + cx = 32; + _mul(cx); + ds = cs; + si = kRoomdata; + _add(si, ax); + di = kMadeuproomdat; + bx = di; + es = cs; + cx = 16; + _movsw(cx, true); + al = data.byte(kRoomssample); + es.byte(bx+13) = al; + al = data.byte(kMapx); + es.byte(bx+15) = al; + al = data.byte(kMapy); + es.byte(bx+16) = al; + al = data.byte(kLiftflag); + es.byte(bx+20) = al; + al = data.byte(kManspath); + es.byte(bx+21) = al; + al = data.byte(kFacing); + es.byte(bx+22) = al; + al = 255; + es.byte(bx+27) = al; + + // TODO: The below is copied from saveposition + makeheader(); + + //Common::String filename = ConfMan.getActiveDomainName() + Common::String::format(".d%02d", savegameId); + Common::String filename = Common::String::format("DREAMWEB.D%02d", savegameId); + debug(1, "Saving to filename: %s (%s)", filename.c_str(), game_description.c_str()); + + engine->openSaveFileForWriting(filename.c_str()); + + dx = data; + ds = dx; + dx = kFileheader; + cx = kHeaderlen; + savefilewrite(); + dx = data; + es = dx; + di = kFiledata; + + // TODO: Check if this 2 is a constant + uint8 descbuf[17] = { 2, 0 }; + strncpy((char*)descbuf+1, game_description.c_str(), 16); + unsigned int desclen = game_description.size(); + if (desclen > 15) + desclen = 15; + // zero terminate, and pad with ones + descbuf[++desclen] = 0; + while (desclen < 17) + descbuf[++desclen] = 1; + if (savegameId < 7) { + ax = savegameId; + cx = 17; + _mul(cx); + ds = data; + dx = kSavenames; + _add(dx, ax); + memcpy(data.ptr(dx,17), descbuf, 17); + saveseg(); + } else { + // savenames only has room for descriptions for 7 slots + uint16 len = es.word(di); + _add(di, 2); + assert(len == 17); + engine->writeToSaveFile(descbuf, len); + } + + ds = data; + dx = kStartvars; + saveseg(); + ds = data.word(kExtras); + dx = kExframedata; + saveseg(); + ds = data.word(kBuffers); + dx = kListofchanges; + saveseg(); + ds = data; + dx = kMadeuproomdat; + saveseg(); + ds = data; + dx = kReelroutines; + saveseg(); + closefile(); + + getridoftemp(); + restoreall(); + data.word(kTextaddressx) = 13; + data.word(kTextaddressy) = 182; + data.byte(kTextlen) = 240; + redrawmainscrn(); + worktoscreenm(); + data.byte(kGetback) = 4; + } +} + + +} /*namespace dreamgen */ |