scummvm/engines/sky/mouse.cpp
Torbjörn Andersson c1f4dbda77 Use the new getButtonState() function to test if the mouse button is still
pressed. This way, it won't matter if we've already missed the "mouse up"
event. Fixes bug #1510038 ("BASS: Possible glitch when examining inventory
items".

svn-id: r26162
2007-03-17 09:37:47 +00:00

346 lines
8.4 KiB
C++

/* ScummVM - Scumm Interpreter
* Copyright (C) 2003-2006 The ScummVM project
*
* 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.
*
* $URL$
* $Id$
*
*/
#include "common/stdafx.h"
#include "common/events.h"
#include "common/system.h"
#include "graphics/cursorman.h"
#include "sky/disk.h"
#include "sky/logic.h"
#include "sky/mouse.h"
#include "sky/sky.h"
#include "sky/skydefs.h"
#include "sky/struc.h"
#include "sky/compact.h"
namespace Sky {
#define MICE_FILE 60300
#define NO_MAIN_OBJECTS 24
#define NO_LINC_OBJECTS 21
uint32 Mouse::_mouseMainObjects[24] = {
65,
9,
66,
64,
8,
63,
10,
11,
71,
76,
37,
36,
42,
75,
79,
6,
74,
39,
49,
43,
34,
35,
77,
38
};
uint32 Mouse::_mouseLincObjects[21] = {
24625,
24649,
24827,
24651,
24583,
24581,
24582,
24628,
24650,
24629,
24732,
24631,
24584,
24630,
24626,
24627,
24632,
24643,
24828,
24830,
24829
};
Mouse::Mouse(OSystem *system, Disk *skyDisk, SkyCompact *skyCompact) {
_skyDisk = skyDisk;
_skyCompact = skyCompact;
_system = system;
_mouseB = 0;
_currentCursor = 6;
_mouseX = GAME_SCREEN_WIDTH / 2;
_mouseY = GAME_SCREEN_HEIGHT / 2;
_miceData = _skyDisk->loadFile(MICE_FILE);
//load in the object mouse file
_objectMouseData = _skyDisk->loadFile(MICE_FILE + 1);
}
Mouse::~Mouse( ){
free (_miceData);
free (_objectMouseData);
}
void Mouse::replaceMouseCursors(uint16 fileNo) {
free(_objectMouseData);
_objectMouseData = _skyDisk->loadFile(fileNo);
}
bool Mouse::fnAddHuman(void) {
//reintroduce the mouse so that the human can control the player
//could still be switched out at high-level
if (!Logic::_scriptVariables[MOUSE_STOP]) {
Logic::_scriptVariables[MOUSE_STATUS] |= 6; //cursor & mouse
if (_mouseY < 2) //stop mouse activating top line
_mouseY = 2;
_system->warpMouse(_mouseX, _mouseY);
//force the pointer engine into running a get-off
//even if it's over nothing
//KWIK-FIX
//get off may contain script to remove mouse pointer text
//surely this script should be run just in case
//I am going to try it anyway
if (Logic::_scriptVariables[GET_OFF])
_skyLogic->script((uint16)Logic::_scriptVariables[GET_OFF],(uint16)(Logic::_scriptVariables[GET_OFF] >> 16));
Logic::_scriptVariables[SPECIAL_ITEM] = 0xFFFFFFFF;
Logic::_scriptVariables[GET_OFF] = RESET_MOUSE;
}
return true;
}
void Mouse::fnSaveCoods(void) {
Logic::_scriptVariables[SAFEX] = _mouseX + TOP_LEFT_X;
Logic::_scriptVariables[SAFEY] = _mouseY + TOP_LEFT_Y;
}
void Mouse::lockMouse(void) {
SkyEngine::_systemVars.systemFlags |= SF_MOUSE_LOCKED;
}
void Mouse::unlockMouse(void) {
SkyEngine::_systemVars.systemFlags &= ~SF_MOUSE_LOCKED;
}
void Mouse::restoreMouseData(uint16 frameNum) {
warning("Stub: Mouse::restoreMouseData");
}
void Mouse::drawNewMouse() {
warning("Stub: Mouse::drawNewMouse");
//calculateMouseValues();
//saveMouseData();
//drawMouse();
}
void Mouse::waitMouseNotPressed(int minDelay) {
bool mousePressed = true;
uint32 now = _system->getMillis();
OSystem::Event event;
while (mousePressed || _system->getMillis() < now + minDelay) {
Common::EventManager *eventMan = _system->getEventManager();
if (eventMan->shouldQuit()) {
SkyEngine::_systemVars.quitGame = true;
minDelay = 0;
mousePressed = false;
}
if (!eventMan->getButtonState())
mousePressed = false;
while (eventMan->pollEvent(event)) {
switch (event.type) {
case OSystem::EVENT_KEYDOWN:
if (event.kbd.ascii == 27) {
minDelay = 0;
mousePressed = false;
}
break;
default:
break;
}
}
_system->updateScreen();
_system->delayMillis(20);
}
}
void Mouse::spriteMouse(uint16 frameNum, uint8 mouseX, uint8 mouseY) {
_currentCursor = frameNum;
byte *newCursor = _miceData;
newCursor += ((struct dataFileHeader *)_miceData)->s_sp_size * frameNum;
newCursor += sizeof(struct dataFileHeader);
uint16 mouseWidth = ((struct dataFileHeader *)_miceData)->s_width;
uint16 mouseHeight = ((struct dataFileHeader *)_miceData)->s_height;
CursorMan.replaceCursor(newCursor, mouseWidth, mouseHeight, mouseX, mouseY, 0);
if (frameNum == MOUSE_BLANK)
CursorMan.showMouse(false);
else
CursorMan.showMouse(true);
}
void Mouse::mouseEngine() {
_logicClick = (_mouseB > 0); // click signal is available for Logic for one gamecycle
if (!Logic::_scriptVariables[MOUSE_STOP]) {
if (Logic::_scriptVariables[MOUSE_STATUS] & (1 << 1)) {
pointerEngine(_mouseX + TOP_LEFT_X, _mouseY + TOP_LEFT_Y);
if (Logic::_scriptVariables[MOUSE_STATUS] & (1 << 2)) //buttons enabled?
buttonEngine1();
}
}
_mouseB = 0; //don't save up buttons
}
void Mouse::pointerEngine(uint16 xPos, uint16 yPos) {
uint32 currentListNum = Logic::_scriptVariables[MOUSE_LIST_NO];
uint16 *currentList;
do {
currentList = (uint16 *)_skyCompact->fetchCpt(currentListNum);
while ((*currentList != 0) && (*currentList != 0xFFFF)) {
uint16 itemNum = *currentList;
Compact *itemData = _skyCompact->fetchCpt(itemNum);
currentList++;
if ((itemData->screen == Logic::_scriptVariables[SCREEN]) && (itemData->status & 16)) {
if (itemData->xcood + ((int16)itemData->mouseRelX) > xPos) continue;
if (itemData->xcood + ((int16)itemData->mouseRelX) + itemData->mouseSizeX < xPos) continue;
if (itemData->ycood + ((int16)itemData->mouseRelY) > yPos) continue;
if (itemData->ycood + ((int16)itemData->mouseRelY) + itemData->mouseSizeY < yPos) continue;
// we've hit the item
if (Logic::_scriptVariables[SPECIAL_ITEM] == itemNum)
return;
Logic::_scriptVariables[SPECIAL_ITEM] = itemNum;
if (Logic::_scriptVariables[GET_OFF])
_skyLogic->mouseScript(Logic::_scriptVariables[GET_OFF], itemData);
Logic::_scriptVariables[GET_OFF] = itemData->mouseOff;
if (itemData->mouseOn)
_skyLogic->mouseScript(itemData->mouseOn, itemData);
return;
}
}
if (*currentList == 0xFFFF)
currentListNum = currentList[1];
} while (*currentList != 0);
if (Logic::_scriptVariables[SPECIAL_ITEM] != 0) {
Logic::_scriptVariables[SPECIAL_ITEM] = 0;
if (Logic::_scriptVariables[GET_OFF])
_skyLogic->script((uint16)Logic::_scriptVariables[GET_OFF],(uint16)(Logic::_scriptVariables[GET_OFF] >> 16));
Logic::_scriptVariables[GET_OFF] = 0;
}
}
void Mouse::buttonPressed(uint8 button) {
_mouseB = button;
}
void Mouse::mouseMoved(uint16 mouseX, uint16 mouseY) {
_mouseX = mouseX;
_mouseY = mouseY;
}
void Mouse::buttonEngine1(void) {
//checks for clicking on special item
//"compare the size of this routine to S1 mouse_button"
if (_mouseB) { //anything pressed?
Logic::_scriptVariables[BUTTON] = _mouseB;
if (Logic::_scriptVariables[SPECIAL_ITEM]) { //over anything?
Compact *item = _skyCompact->fetchCpt(Logic::_scriptVariables[SPECIAL_ITEM]);
if (item->mouseClick)
_skyLogic->mouseScript(item->mouseClick, item);
}
}
}
void Mouse::resetCursor() {
spriteMouse(_currentCursor, 0, 0);
}
uint16 Mouse::findMouseCursor(uint32 itemNum) {
uint8 cnt;
for (cnt = 0; cnt < NO_MAIN_OBJECTS; cnt++) {
if (itemNum == _mouseMainObjects[cnt]) {
return cnt;
}
}
for (cnt = 0; cnt < NO_LINC_OBJECTS; cnt++) {
if (itemNum == _mouseLincObjects[cnt]) {
return cnt;
}
}
return 0;
}
void Mouse::fnOpenCloseHand(bool open) {
if ((!open) && (!Logic::_scriptVariables[OBJECT_HELD])) {
spriteMouse(1, 0, 0);
return;
}
uint16 cursor = findMouseCursor(Logic::_scriptVariables[OBJECT_HELD]) << 1;
if (open)
cursor++;
uint32 size = ((dataFileHeader*)_objectMouseData)->s_sp_size;
uint8 *srcData;
uint8 *destData;
srcData = (uint8 *)_objectMouseData + size * cursor + sizeof(dataFileHeader);
destData = (uint8 *)_miceData + sizeof(dataFileHeader);
memcpy(destData, srcData, size);
spriteMouse(0, 5, 5);
}
bool Mouse::wasClicked(void) {
if (_logicClick) {
_logicClick = false;
return true;
} else
return false;
}
} // End of namespace Sky