mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-25 03:07:06 +00:00
27469a1896
Differences against patch: o Updated documentation o Fixed text colors o Implemented Hercules dithering Ditherers are based on loom ega and monkey ega, so for zak and mm they're wrong, i.e. these games look better than with original ditherers. TODO: Proper ditherers for zak & MM EGA ditherers for VGA SCUMM v5 games svn-id: r16816
426 lines
12 KiB
C++
426 lines
12 KiB
C++
/* ScummVM - Scumm Interpreter
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* Copyright (C) 2001 Ludvig Strigeus
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* Copyright (C) 2001-2005 The ScummVM project
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* $Header$
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*
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*/
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#include "stdafx.h"
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#include "common/config-manager.h"
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#include "common/system.h"
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#include "scumm/debugger.h"
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#include "scumm/imuse.h"
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#include "scumm/insane/insane.h"
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#include "scumm/scumm.h"
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#include "scumm/sound.h"
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namespace Scumm {
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enum MouseButtonStatus {
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msDown = 1,
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msClicked = 2
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};
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void ScummEngine::parseEvents() {
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OSystem::Event event;
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while (_system->pollEvent(event)) {
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switch (event.type) {
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case OSystem::EVENT_KEYDOWN:
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if (event.kbd.keycode >= '0' && event.kbd.keycode <= '9'
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&& (event.kbd.flags == OSystem::KBD_ALT ||
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event.kbd.flags == OSystem::KBD_CTRL)) {
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_saveLoadSlot = event.kbd.keycode - '0';
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// don't overwrite autosave (slot 0)
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if (_saveLoadSlot == 0)
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_saveLoadSlot = 10;
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sprintf(_saveLoadName, "Quicksave %d", _saveLoadSlot);
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_saveLoadFlag = (event.kbd.flags == OSystem::KBD_ALT) ? 1 : 2;
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_saveTemporaryState = false;
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} else if (event.kbd.flags == OSystem::KBD_CTRL) {
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if (event.kbd.keycode == 'f')
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_fastMode ^= 1;
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else if (event.kbd.keycode == 'g')
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_fastMode ^= 2;
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else if (event.kbd.keycode == 'd')
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_debugger->attach();
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else if (event.kbd.keycode == 's')
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resourceStats();
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else
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_keyPressed = event.kbd.ascii; // Normal key press, pass on to the game.
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} else if (event.kbd.flags & OSystem::KBD_ALT) {
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// The result must be 273 for Alt-W
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// because that's what MI2 looks for in
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// its "instant win" cheat.
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_keyPressed = event.kbd.keycode + 154;
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} else if (event.kbd.ascii == 315 && (_gameId == GID_CMI && !(_features & GF_DEMO))) {
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// FIXME: support in-game menu screen. For now, this remaps F1 to F5 in COMI
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_keyPressed = 319;
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} else if (event.kbd.ascii < 273 || event.kbd.ascii > 276 || _version >= 7) {
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// don't let game have arrow keys as we currently steal them
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// for keyboard cursor control
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// this fixes bug with up arrow (273) corresponding to
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// "instant win" cheat in MI2 mentioned above
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//
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// This is not applicable to Full Throttle as it processes keyboard
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// cursor control by itself. Also it fixes derby scene
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_keyPressed = event.kbd.ascii; // Normal key press, pass on to the game.
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}
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if (_heversion >= 80) {
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// Keyboard is controlled via variable
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int _keyState = 0;
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if (event.kbd.ascii == 276) // Left
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_keyState = 1;
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if (event.kbd.ascii == 275) // Right
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_keyState |= 2;
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if (event.kbd.ascii == 273) // Up
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_keyState |= 4;
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if (event.kbd.ascii == 274) // Down
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_keyState |= 8;
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if (event.kbd.flags == OSystem::KBD_SHIFT)
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_keyState |= 16;
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if (event.kbd.flags == OSystem::KBD_CTRL)
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_keyState |= 32;
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VAR(VAR_KEY_STATE) = _keyState;
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}
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if (_keyPressed >= 512)
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debugC(DEBUG_GENERAL, "_keyPressed > 512 (%d)", _keyPressed);
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else
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_keyDownMap[_keyPressed] = true;
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break;
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case OSystem::EVENT_KEYUP:
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// FIXME: for some reason OSystem::KBD_ALT is set sometimes
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// possible to a bug in sdl-common.cpp
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if (event.kbd.ascii >= 512)
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debugC(DEBUG_GENERAL, "keyPressed > 512 (%d)", event.kbd.ascii);
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else
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_keyDownMap[event.kbd.ascii] = false;
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break;
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case OSystem::EVENT_MOUSEMOVE:
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_mouse.x = event.mouse.x;
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_mouse.y = event.mouse.y;
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if (_renderMode == Common::kRenderHerc) {
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_mouse.x -= (Common::kHercW - _screenWidth * 2) / 2;
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_mouse.x /= 2;
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_mouse.y = _mouse.y * 4 / 7;
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}
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break;
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case OSystem::EVENT_LBUTTONDOWN:
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_leftBtnPressed |= msClicked|msDown;
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#if defined(_WIN32_WCE) || defined(__PALM_OS__)
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_mouse.x = event.mouse.x;
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_mouse.y = event.mouse.y;
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#endif
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break;
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case OSystem::EVENT_RBUTTONDOWN:
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_rightBtnPressed |= msClicked|msDown;
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#if defined(_WIN32_WCE) || defined(__PALM_OS__)
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_mouse.x = event.mouse.x;
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_mouse.y = event.mouse.y;
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#endif
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break;
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case OSystem::EVENT_LBUTTONUP:
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_leftBtnPressed &= ~msDown;
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break;
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case OSystem::EVENT_RBUTTONUP:
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_rightBtnPressed &= ~msDown;
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break;
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// The following two cases enable dialog choices to be
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// scrolled through in the SegaCD version of MI
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// as nothing else uses the wheel don't bother
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// checking the gameid
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case OSystem::EVENT_WHEELDOWN:
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_keyPressed = 55;
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break;
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case OSystem::EVENT_WHEELUP:
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_keyPressed = 54;
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break;
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case OSystem::EVENT_QUIT:
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if (_confirmExit)
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confirmexitDialog();
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else
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_quit = true;
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break;
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default:
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break;
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}
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}
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}
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void ScummEngine::clearClickedStatus() {
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_keyPressed = 0;
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_mouseButStat = 0;
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_leftBtnPressed &= ~msClicked;
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_rightBtnPressed &= ~msClicked;
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}
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void ScummEngine::processKbd(bool smushMode) {
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int saveloadkey;
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_lastKeyHit = _keyPressed;
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_keyPressed = 0;
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if (((_version <= 2) || (_features & GF_FMTOWNS && _version == 3)) && 315 <= _lastKeyHit && _lastKeyHit < 315+12) {
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// Convert F-Keys for V1/V2 games (they start at 1 instead of at 315)
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_lastKeyHit -= 314;
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}
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//
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// Clip the mouse coordinates, and compute _virtualMouse.x (and clip it, too)
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//
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if (_mouse.x < 0)
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_mouse.x = 0;
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if (_mouse.x > _screenWidth-1)
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_mouse.x = _screenWidth-1;
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if (_mouse.y < 0)
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_mouse.y = 0;
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if (_mouse.y > _screenHeight-1)
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_mouse.y = _screenHeight-1;
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_virtualMouse.x = _mouse.x + virtscr[0].xstart;
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_virtualMouse.y = _mouse.y - virtscr[0].topline;
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if (_features & GF_NEW_CAMERA)
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_virtualMouse.y += _screenTop;
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if (_virtualMouse.y < 0)
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_virtualMouse.y = -1;
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if (_virtualMouse.y >= virtscr[0].h)
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_virtualMouse.y = -1;
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//
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// Determine the mouse button state.
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//
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_mouseButStat = 0;
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// Interpret 'return' as left click and 'tab' as right click
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if (_lastKeyHit && _cursor.state > 0) {
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if (_lastKeyHit == 9) {
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_mouseButStat = MBS_RIGHT_CLICK;
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_lastKeyHit = 0;
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} else if (_lastKeyHit == 13) {
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_mouseButStat = MBS_LEFT_CLICK;
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_lastKeyHit = 0;
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}
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}
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if (_leftBtnPressed & msClicked && _rightBtnPressed & msClicked && _version > 3) {
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// Pressing both mouse buttons is treated as if you pressed
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// the cutscene exit key (i.e. ESC in most games). That mimicks
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// the behaviour of the original engine where pressing both
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// mouse buttons also skips the current cutscene.
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_mouseButStat = 0;
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_lastKeyHit = (uint)VAR(VAR_CUTSCENEEXIT_KEY);
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} else if (_rightBtnPressed & msClicked && (_version < 4 && _gameId != GID_LOOM)) {
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// Pressing right mouse button is treated as if you pressed
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// the cutscene exit key (i.e. ESC in most games). That mimicks
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// the behaviour of the original engine where pressing right
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// mouse button also skips the current cutscene.
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_mouseButStat = 0;
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_lastKeyHit = (uint)VAR(VAR_CUTSCENEEXIT_KEY);
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} else if (_leftBtnPressed & msClicked) {
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_mouseButStat = MBS_LEFT_CLICK;
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} else if (_rightBtnPressed & msClicked) {
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_mouseButStat = MBS_RIGHT_CLICK;
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}
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if (_version == 8) {
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VAR(VAR_MOUSE_BUTTONS) = 0;
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VAR(VAR_MOUSE_HOLD) = 0;
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VAR(VAR_RIGHTBTN_HOLD) = 0;
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if (_leftBtnPressed & msClicked)
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VAR(VAR_MOUSE_BUTTONS) += 1;
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if (_rightBtnPressed & msClicked)
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VAR(VAR_MOUSE_BUTTONS) += 2;
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if (_leftBtnPressed & msDown)
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VAR(VAR_MOUSE_HOLD) += 1;
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if (_rightBtnPressed & msDown) {
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VAR(VAR_RIGHTBTN_HOLD) = 1;
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VAR(VAR_MOUSE_HOLD) += 2;
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}
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} else if (_version >= 6) {
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VAR(VAR_LEFTBTN_HOLD) = (_leftBtnPressed & msDown) != 0;
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VAR(VAR_RIGHTBTN_HOLD) = (_rightBtnPressed & msDown) != 0;
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if (_version == 7) {
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VAR(VAR_LEFTBTN_DOWN) = (_leftBtnPressed & msClicked) != 0;
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VAR(VAR_RIGHTBTN_DOWN) = (_rightBtnPressed & msClicked) != 0;
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}
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}
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_leftBtnPressed &= ~msClicked;
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_rightBtnPressed &= ~msClicked;
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if (!_lastKeyHit)
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return;
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// If a key script was specified (a V8 feature), and it's trigger
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// key was pressed, run it.
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if (_keyScriptNo && (_keyScriptKey == _lastKeyHit)) {
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runScript(_keyScriptNo, 0, 0, 0);
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return;
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}
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#ifdef _WIN32_WCE
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if (_lastKeyHit == KEY_ALL_SKIP) {
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// Skip cutscene
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if (smushMode) {
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_lastKeyHit = (uint)VAR(VAR_CUTSCENEEXIT_KEY);
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}
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else
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if (vm.cutScenePtr[vm.cutSceneStackPointer])
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_lastKeyHit = (uint)VAR(VAR_CUTSCENEEXIT_KEY);
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else
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// Skip talk
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if (_version >= 4 && _talkDelay > 0)
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_lastKeyHit = (uint)VAR(VAR_TALKSTOP_KEY);
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else
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// Escape
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_lastKeyHit = 27;
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}
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#endif
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if (VAR_RESTART_KEY != 0xFF && _lastKeyHit == VAR(VAR_RESTART_KEY) ||
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(((_version <= 2) || (_features & GF_FMTOWNS && _version == 3)) && _lastKeyHit == 8)) {
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confirmrestartDialog();
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return;
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}
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if ((VAR_PAUSE_KEY != 0xFF && _lastKeyHit == VAR(VAR_PAUSE_KEY)) ||
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(VAR_PAUSE_KEY == 0xFF && _lastKeyHit == ' ')) {
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pauseGame();
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return;
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}
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// COMI version string is hard coded
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// Dig/FT version strings are partly hard coded too
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if (_version == 7 && _lastKeyHit == VAR(VAR_VERSION_KEY)) {
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versionDialog();
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return;
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}
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if ((_version <= 2) || (_features & GF_FMTOWNS && _version == 3))
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saveloadkey = 5; // F5
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else if ((_version <= 3) || (_gameId == GID_SAMNMAX) || (_gameId == GID_CMI) || (_heversion >= 72))
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saveloadkey = 319; // F5
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else
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saveloadkey = VAR(VAR_MAINMENU_KEY);
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if (_lastKeyHit == VAR(VAR_CUTSCENEEXIT_KEY) ||
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(VAR(VAR_CUTSCENEEXIT_KEY) == 4 && _lastKeyHit == 27)) {
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// Skip cutscene (or active SMUSH video). For the V2 games, which
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// normally use F4 for this, we add in a hack that makes escape work,
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// too (just for convenience).
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if (smushMode) {
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if (_gameId == GID_FT)
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_insane->escapeKeyHandler();
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else
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_smushVideoShouldFinish = true;
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}
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if (!smushMode || _smushVideoShouldFinish)
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abortCutscene();
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if (_version <= 2) {
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// Ensure that the input script also sees the key press.
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// This is necessary so you can abort the airplane travel
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// in Zak.
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VAR(VAR_KEYPRESS) = VAR(VAR_CUTSCENEEXIT_KEY);
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}
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} else if (_lastKeyHit == saveloadkey) {
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if (VAR_SAVELOAD_SCRIPT != 0xFF && _currentRoom != 0)
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runScript(VAR(VAR_SAVELOAD_SCRIPT), 0, 0, 0);
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mainMenuDialog(); // Display NewGui
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if (VAR_SAVELOAD_SCRIPT != 0xFF && _currentRoom != 0)
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runScript(VAR(VAR_SAVELOAD_SCRIPT2), 0, 0, 0);
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return;
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} else if (VAR_TALKSTOP_KEY != 0xFF && _lastKeyHit == VAR(VAR_TALKSTOP_KEY)) {
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_talkDelay = 0;
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if (_sound->_sfxMode & 2)
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stopTalk();
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return;
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} else if (_lastKeyHit == '[') { // [ Music volume down
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int vol = ConfMan.getInt("music_volume");
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if (!(vol & 0xF) && vol)
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vol -= 16;
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vol = vol & 0xF0;
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ConfMan.set("music_volume", vol);
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setupVolumes();
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} else if (_lastKeyHit == ']') { // ] Music volume up
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int vol = ConfMan.getInt("music_volume");
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vol = (vol + 16) & 0xFF0;
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if (vol > 255) vol = 255;
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ConfMan.set("music_volume", vol);
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setupVolumes();
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} else if (_lastKeyHit == '-') { // - text speed down
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if (_defaultTalkDelay < 9)
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_defaultTalkDelay++;
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if (VAR_CHARINC != 0xFF)
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VAR(VAR_CHARINC) = _defaultTalkDelay;
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} else if (_lastKeyHit == '+') { // + text speed up
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if (_defaultTalkDelay > 0)
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_defaultTalkDelay--;
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if (VAR_CHARINC != 0xFF)
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VAR(VAR_CHARINC) = _defaultTalkDelay;
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} else if (_lastKeyHit == '~' || _lastKeyHit == '#') { // Debug console
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_debugger->attach();
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} else if (_version <= 2) {
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// Store the input type. So far we can't distinguish
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// between 1, 3 and 5.
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// 1) Verb 2) Scene 3) Inv. 4) Key
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// 5) Sentence Bar
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if (_lastKeyHit) { // Key Input
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VAR(VAR_KEYPRESS) = _lastKeyHit;
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}
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}
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_mouseButStat = _lastKeyHit;
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}
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} // End of namespace Scumm
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