scummvm/engines/zvision/core/events.cpp
2016-09-03 12:46:38 +02:00

508 lines
16 KiB
C++

/* 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 "audio/mixer.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