diff options
Diffstat (limited to 'engines/zvision/core/events.cpp')
| -rw-r--r-- | engines/zvision/core/events.cpp | 506 |
1 files changed, 506 insertions, 0 deletions
diff --git a/engines/zvision/core/events.cpp b/engines/zvision/core/events.cpp new file mode 100644 index 0000000000..cc1c00b6d0 --- /dev/null +++ b/engines/zvision/core/events.cpp @@ -0,0 +1,506 @@ +/* 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 "common/scummsys.h" + +#include "zvision/zvision.h" + +#include "zvision/core/console.h" +#include "zvision/graphics/cursors/cursor_manager.h" +#include "zvision/graphics/render_manager.h" +#include "zvision/scripting/script_manager.h" +#include "zvision/scripting/menu.h" +#include "zvision/sound/zork_raw.h" +#include "zvision/text/string_manager.h" + +#include "common/events.h" +#include "common/system.h" +#include "common/rational.h" + +#include "engines/util.h" + +namespace ZVision { + +void ZVision::pushKeyToCheatBuf(uint8 key) { + for (int i = 0; i < KEYBUF_SIZE - 1; i++) + _cheatBuffer[i] = _cheatBuffer[i + 1]; + + _cheatBuffer[KEYBUF_SIZE - 1] = key; +} + +bool ZVision::checkCode(const char *code) { + int codeLen = strlen(code); + + if (codeLen > KEYBUF_SIZE) + return false; + + for (int i = 0; i < codeLen; i++) + if (code[i] != _cheatBuffer[KEYBUF_SIZE - codeLen + i] && code[i] != '?') + return false; + + return true; +} + +uint8 ZVision::getBufferedKey(uint8 pos) { + if (pos >= KEYBUF_SIZE) + return 0; + else + return _cheatBuffer[KEYBUF_SIZE - pos - 1]; +} + +void ZVision::shortKeys(Common::Event event) { + if (event.kbd.hasFlags(Common::KBD_CTRL)) { + switch (event.kbd.keycode) { + case Common::KEYCODE_s: + if (_menu->getEnable() & kMenubarSave) + _scriptManager->changeLocation('g', 'j', 's', 'e', 0); + break; + case Common::KEYCODE_r: + if (_menu->getEnable() & kMenubarRestore) + _scriptManager->changeLocation('g', 'j', 'r', 'e', 0); + break; + case Common::KEYCODE_p: + if (_menu->getEnable() & kMenubarSettings) + _scriptManager->changeLocation('g', 'j', 'p', 'e', 0); + break; + case Common::KEYCODE_q: + if (_menu->getEnable() & kMenubarExit) + ifQuit(); + break; + default: + break; + } + } +} + +void ZVision::cheatCodes(uint8 key) { + Location loc = _scriptManager->getCurrentLocation(); + // Do not process cheat codes while in the game menus + if (loc.world == 'g' && loc.room == 'j') + return; + + pushKeyToCheatBuf(key); + + if (getGameId() == GID_GRANDINQUISITOR) { + if (checkCode("IMNOTDEAF")) { + // Unknown cheat + _renderManager->showDebugMsg(Common::String::format("IMNOTDEAF cheat or debug, not implemented")); + } + + if (checkCode("3100OPB")) { + _renderManager->showDebugMsg(Common::String::format("Current location: %c%c%c%c", + _scriptManager->getStateValue(StateKey_World), + _scriptManager->getStateValue(StateKey_Room), + _scriptManager->getStateValue(StateKey_Node), + _scriptManager->getStateValue(StateKey_View))); + } + + if (checkCode("KILLMENOW")) { + _scriptManager->changeLocation('g', 'j', 'd', 'e', 0); + _scriptManager->setStateValue(2201, 35); + } + + if (checkCode("MIKESPANTS")) { + _scriptManager->changeLocation('g', 'j', 't', 'm', 0); + } + + // There are 3 more cheats in script files: + // - "WHOAMI": gjcr.scr + // - "HUISOK": hp1e.scr + // - "EAT ME": uh1f.scr + } else if (getGameId() == GID_NEMESIS) { + if (checkCode("CHLOE")) { + _scriptManager->changeLocation('t', 'm', '2', 'g', 0); + _scriptManager->setStateValue(224, 1); + } + + if (checkCode("77MASSAVE")) { + _renderManager->showDebugMsg(Common::String::format("Current location: %c%c%c%c", + _scriptManager->getStateValue(StateKey_World), + _scriptManager->getStateValue(StateKey_Room), + _scriptManager->getStateValue(StateKey_Node), + _scriptManager->getStateValue(StateKey_View))); + } + + if (checkCode("IDKFA")) { + _scriptManager->changeLocation('t', 'w', '3', 'f', 0); + _scriptManager->setStateValue(249, 1); + } + + if (checkCode("309NEWDORMA")) { + _scriptManager->changeLocation('g', 'j', 'g', 'j', 0); + } + + if (checkCode("HELLOSAILOR")) { + Audio::AudioStream *soundStream; + if (loc == "vb10") { + soundStream = makeRawZorkStream("v000hpta.raw", this); + } else { + soundStream = makeRawZorkStream("v000hnta.raw", this); + } + Audio::SoundHandle handle; + _mixer->playStream(Audio::Mixer::kPlainSoundType, &handle, soundStream); + } + } + + if (checkCode("FRAME")) { + Common::String fpsStr = Common::String::format("FPS: %d", getFPS()); + _renderManager->showDebugMsg(fpsStr); + } + + if (checkCode("COMPUTERARCH")) + _renderManager->showDebugMsg("COMPUTERARCH: var-viewer not implemented"); + + // This cheat essentially toggles the GOxxxx cheat below + if (checkCode("XYZZY")) + _scriptManager->setStateValue(StateKey_DebugCheats, 1 - _scriptManager->getStateValue(StateKey_DebugCheats)); + + if (_scriptManager->getStateValue(StateKey_DebugCheats) == 1) + if (checkCode("GO????")) + _scriptManager->changeLocation(getBufferedKey(3), + getBufferedKey(2), + getBufferedKey(1), + getBufferedKey(0), 0); + + // Show the Venus screen when "?" or "/" is pressed while inside the temple world + if (_scriptManager->getStateValue(StateKey_VenusEnable) == 1) + if (getBufferedKey(0) == 0xBF && _scriptManager->getStateValue(StateKey_World) == 't') + _scriptManager->changeLocation('g', 'j', 'h', 'e', 0); +} + +void ZVision::processEvents() { + while (_eventMan->pollEvent(_event)) { + switch (_event.type) { + case Common::EVENT_LBUTTONDOWN: + _cursorManager->cursorDown(true); + _scriptManager->setStateValue(StateKey_LMouse, 1); + _menu->onMouseDown(_event.mouse); + _scriptManager->addEvent(_event); + break; + + case Common::EVENT_LBUTTONUP: + _cursorManager->cursorDown(false); + _scriptManager->setStateValue(StateKey_LMouse, 0); + _menu->onMouseUp(_event.mouse); + _scriptManager->addEvent(_event); + break; + + case Common::EVENT_RBUTTONDOWN: + _cursorManager->cursorDown(true); + _scriptManager->setStateValue(StateKey_RMouse, 1); + + if (getGameId() == GID_NEMESIS) + _scriptManager->inventoryCycle(); + break; + + case Common::EVENT_RBUTTONUP: + _cursorManager->cursorDown(false); + _scriptManager->setStateValue(StateKey_RMouse, 0); + break; + + case Common::EVENT_MOUSEMOVE: + onMouseMove(_event.mouse); + break; + + case Common::EVENT_KEYDOWN: { + switch (_event.kbd.keycode) { + case Common::KEYCODE_d: + if (_event.kbd.hasFlags(Common::KBD_CTRL)) { + // Start the debugger + _console->attach(); + _console->onFrame(); + } + break; + + case Common::KEYCODE_LEFT: + case Common::KEYCODE_RIGHT: + if (_renderManager->getRenderTable()->getRenderState() == RenderTable::PANORAMA) + _keyboardVelocity = (_event.kbd.keycode == Common::KEYCODE_LEFT ? + -_scriptManager->getStateValue(StateKey_KbdRotateSpeed) : + _scriptManager->getStateValue(StateKey_KbdRotateSpeed)) * 2; + break; + + case Common::KEYCODE_UP: + case Common::KEYCODE_DOWN: + if (_renderManager->getRenderTable()->getRenderState() == RenderTable::TILT) + _keyboardVelocity = (_event.kbd.keycode == Common::KEYCODE_UP ? + -_scriptManager->getStateValue(StateKey_KbdRotateSpeed) : + _scriptManager->getStateValue(StateKey_KbdRotateSpeed)) * 2; + break; + + case Common::KEYCODE_F10: { + Common::String fpsStr = Common::String::format("FPS: %d", getFPS()); + _renderManager->showDebugMsg(fpsStr); + } + break; + default: + break; + } + + uint8 vkKey = getZvisionKey(_event.kbd.keycode); + + _scriptManager->setStateValue(StateKey_KeyPress, vkKey); + + _scriptManager->addEvent(_event); + shortKeys(_event); + cheatCodes(vkKey); + } + break; + case Common::EVENT_KEYUP: + _scriptManager->addEvent(_event); + switch (_event.kbd.keycode) { + case Common::KEYCODE_LEFT: + case Common::KEYCODE_RIGHT: + if (_renderManager->getRenderTable()->getRenderState() == RenderTable::PANORAMA) + _keyboardVelocity = 0; + break; + case Common::KEYCODE_UP: + case Common::KEYCODE_DOWN: + if (_renderManager->getRenderTable()->getRenderState() == RenderTable::TILT) + _keyboardVelocity = 0; + break; + default: + break; + } + break; + default: + break; + } + } +} + +void ZVision::onMouseMove(const Common::Point &pos) { + _menu->onMouseMove(pos); + Common::Point imageCoord(_renderManager->screenSpaceToImageSpace(pos)); + + bool cursorWasChanged = false; + + // Graph of the function governing rotation velocity: + // + // |---------------- working window ------------------| + // ^ |---------| + // | | + // +Max velocity | rotation screen edge offset + // | /| + // | / | + // | / | + // | / | + // | / | + // | / | + // | / | + // | / | + // | / | + // Zero velocity |______________________________ ______________________________/_________|__________________________> + // | Position -> | / + // | | / + // | | / + // | | / + // | | / + // | | / + // | | / + // | | / + // | | / + // -Max velocity | |/ + // | + // | + // ^ + + // Clip the horizontal mouse position to the working window + Common::Point clippedPos = pos; + clippedPos.x = CLIP<int16>(pos.x, _workingWindow.left + 1, _workingWindow.right - 1); + + if (_workingWindow.contains(clippedPos)) { + cursorWasChanged = _scriptManager->onMouseMove(clippedPos, imageCoord); + + RenderTable::RenderState renderState = _renderManager->getRenderTable()->getRenderState(); + if (renderState == RenderTable::PANORAMA) { + if (clippedPos.x >= _workingWindow.left && clippedPos.x < _workingWindow.left + ROTATION_SCREEN_EDGE_OFFSET) { + + int16 mspeed = _scriptManager->getStateValue(StateKey_RotateSpeed) >> 4; + if (mspeed <= 0) { + mspeed = 25; + } + _mouseVelocity = MIN(((Common::Rational(mspeed, ROTATION_SCREEN_EDGE_OFFSET) * (clippedPos.x - _workingWindow.left)) - mspeed).toInt(), -1); + + + _cursorManager->changeCursor(CursorIndex_Left); + cursorWasChanged = true; + } else if (clippedPos.x <= _workingWindow.right && clippedPos.x > _workingWindow.right - ROTATION_SCREEN_EDGE_OFFSET) { + + int16 mspeed = _scriptManager->getStateValue(StateKey_RotateSpeed) >> 4; + if (mspeed <= 0) { + mspeed = 25; + } + _mouseVelocity = MAX((Common::Rational(mspeed, ROTATION_SCREEN_EDGE_OFFSET) * (clippedPos.x - _workingWindow.right + ROTATION_SCREEN_EDGE_OFFSET)).toInt(), 1); + + _cursorManager->changeCursor(CursorIndex_Right); + cursorWasChanged = true; + } else { + _mouseVelocity = 0; + } + } else if (renderState == RenderTable::TILT) { + if (clippedPos.y >= _workingWindow.top && clippedPos.y < _workingWindow.top + ROTATION_SCREEN_EDGE_OFFSET) { + + int16 mspeed = _scriptManager->getStateValue(StateKey_RotateSpeed) >> 4; + if (mspeed <= 0) { + mspeed = 25; + } + _mouseVelocity = MIN(((Common::Rational(mspeed, ROTATION_SCREEN_EDGE_OFFSET) * (pos.y - _workingWindow.top)) - mspeed).toInt(), -1); + + _cursorManager->changeCursor(CursorIndex_UpArr); + cursorWasChanged = true; + } else if (clippedPos.y <= _workingWindow.bottom && clippedPos.y > _workingWindow.bottom - ROTATION_SCREEN_EDGE_OFFSET) { + + int16 mspeed = _scriptManager->getStateValue(StateKey_RotateSpeed) >> 4; + if (mspeed <= 0) { + mspeed = 25; + } + _mouseVelocity = MAX((Common::Rational(MAX_ROTATION_SPEED, ROTATION_SCREEN_EDGE_OFFSET) * (pos.y - _workingWindow.bottom + ROTATION_SCREEN_EDGE_OFFSET)).toInt(), 1); + + _cursorManager->changeCursor(CursorIndex_DownArr); + cursorWasChanged = true; + } else { + _mouseVelocity = 0; + } + } else { + _mouseVelocity = 0; + } + } else { + _mouseVelocity = 0; + } + + if (!cursorWasChanged) { + _cursorManager->changeCursor(CursorIndex_Idle); + } +} + +uint8 ZVision::getZvisionKey(Common::KeyCode scummKeyCode) { + if (scummKeyCode >= Common::KEYCODE_a && scummKeyCode <= Common::KEYCODE_z) + return 0x41 + scummKeyCode - Common::KEYCODE_a; + if (scummKeyCode >= Common::KEYCODE_0 && scummKeyCode <= Common::KEYCODE_9) + return 0x30 + scummKeyCode - Common::KEYCODE_0; + if (scummKeyCode >= Common::KEYCODE_F1 && scummKeyCode <= Common::KEYCODE_F15) + return 0x70 + scummKeyCode - Common::KEYCODE_F1; + if (scummKeyCode >= Common::KEYCODE_KP0 && scummKeyCode <= Common::KEYCODE_KP9) + return 0x60 + scummKeyCode - Common::KEYCODE_KP0; + + switch (scummKeyCode) { + case Common::KEYCODE_BACKSPACE: + return 0x8; + case Common::KEYCODE_TAB: + return 0x9; + case Common::KEYCODE_CLEAR: + return 0xC; + case Common::KEYCODE_RETURN: + return 0xD; + case Common::KEYCODE_CAPSLOCK: + return 0x14; + case Common::KEYCODE_ESCAPE: + return 0x1B; + case Common::KEYCODE_SPACE: + return 0x20; + case Common::KEYCODE_PAGEUP: + return 0x21; + case Common::KEYCODE_PAGEDOWN: + return 0x22; + case Common::KEYCODE_END: + return 0x23; + case Common::KEYCODE_HOME: + return 0x24; + case Common::KEYCODE_LEFT: + return 0x25; + case Common::KEYCODE_UP: + return 0x26; + case Common::KEYCODE_RIGHT: + return 0x27; + case Common::KEYCODE_DOWN: + return 0x28; + case Common::KEYCODE_PRINT: + return 0x2A; + case Common::KEYCODE_INSERT: + return 0x2D; + case Common::KEYCODE_DELETE: + return 0x2E; + case Common::KEYCODE_HELP: + return 0x2F; + case Common::KEYCODE_KP_MULTIPLY: + return 0x6A; + case Common::KEYCODE_KP_PLUS: + return 0x6B; + case Common::KEYCODE_KP_MINUS: + return 0x6D; + case Common::KEYCODE_KP_PERIOD: + return 0x6E; + case Common::KEYCODE_KP_DIVIDE: + return 0x6F; + case Common::KEYCODE_NUMLOCK: + return 0x90; + case Common::KEYCODE_SCROLLOCK: + return 0x91; + case Common::KEYCODE_LSHIFT: + return 0xA0; + case Common::KEYCODE_RSHIFT: + return 0xA1; + case Common::KEYCODE_LCTRL: + return 0xA2; + case Common::KEYCODE_RCTRL: + return 0xA3; + case Common::KEYCODE_MENU: + return 0xA5; + case Common::KEYCODE_LEFTBRACKET: + return 0xDB; + case Common::KEYCODE_RIGHTBRACKET: + return 0xDD; + case Common::KEYCODE_SEMICOLON: + return 0xBA; + case Common::KEYCODE_BACKSLASH: + return 0xDC; + case Common::KEYCODE_QUOTE: + return 0xDE; + case Common::KEYCODE_SLASH: + return 0xBF; + case Common::KEYCODE_TILDE: + return 0xC0; + case Common::KEYCODE_COMMA: + return 0xBC; + case Common::KEYCODE_PERIOD: + return 0xBE; + case Common::KEYCODE_MINUS: + return 0xBD; + case Common::KEYCODE_PLUS: + return 0xBB; + default: + return 0; + } + + return 0; +} + +bool ZVision::ifQuit() { + if (_renderManager->askQuestion(_stringManager->getTextLine(StringManager::ZVISION_STR_EXITPROMT))) { + quitGame(); + return true; + } + return false; +} + +} // End of namespace ZVision |