mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-14 21:59:17 +00:00
335 lines
8.9 KiB
C++
335 lines
8.9 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.
|
|
*
|
|
* Additional copyright for this file:
|
|
* Copyright (C) 1994-1998 Revolution Software Ltd.
|
|
*
|
|
* 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/rect.h"
|
|
|
|
#include "sword2/sword2.h"
|
|
#include "sword2/defs.h"
|
|
#include "sword2/header.h"
|
|
#include "sword2/mouse.h"
|
|
#include "sword2/screen.h"
|
|
|
|
namespace Sword2 {
|
|
|
|
#define MENUDEEP 40
|
|
#define MAXMENUANIMS 8
|
|
|
|
void Mouse::clearIconArea(int menu, int pocket, Common::Rect *r) {
|
|
byte *buf = _vm->_screen->getScreen();
|
|
int16 screenWide = _vm->_screen->getScreenWide();
|
|
byte menuIconWidth;
|
|
|
|
// Initialize menu icon width at correct size
|
|
// depending if we are using pc or psx version.
|
|
if (Sword2Engine::isPsx())
|
|
menuIconWidth = RDMENU_PSXICONWIDE;
|
|
else
|
|
menuIconWidth = RDMENU_ICONWIDE;
|
|
|
|
|
|
r->top = menu * (RENDERDEEP + MENUDEEP) + (MENUDEEP - RDMENU_ICONDEEP) / 2;
|
|
r->bottom = r->top + RDMENU_ICONDEEP;
|
|
r->left = RDMENU_ICONSTART + pocket * (menuIconWidth + RDMENU_ICONSPACING);
|
|
r->right = r->left + menuIconWidth;
|
|
|
|
byte *dst = buf + r->top * screenWide + r->left;
|
|
|
|
for (int i = 0; i < RDMENU_ICONDEEP; i++) {
|
|
memset(dst, 0, menuIconWidth);
|
|
dst += screenWide;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* This function should be called regularly to process the menubar system. The
|
|
* rate at which this function is called will dictate how smooth the menu
|
|
* system is.
|
|
*/
|
|
|
|
void Mouse::processMenu() {
|
|
uint8 menu;
|
|
uint8 i, j;
|
|
uint8 frameCount;
|
|
Common::Rect r1, r2;
|
|
static int32 lastTime = 0;
|
|
|
|
byte *buf = _vm->_screen->getScreen();
|
|
int16 screenWide = _vm->_screen->getScreenWide();
|
|
byte menuIconWidth;
|
|
|
|
if (Sword2Engine::isPsx())
|
|
menuIconWidth = RDMENU_PSXICONWIDE;
|
|
else
|
|
menuIconWidth = RDMENU_ICONWIDE;
|
|
|
|
|
|
if (lastTime == 0) {
|
|
lastTime = _vm->getMillis();
|
|
frameCount = 1;
|
|
} else {
|
|
int32 delta = _vm->getMillis() - lastTime;
|
|
|
|
if (delta > 250) {
|
|
lastTime += delta;
|
|
delta = 250;
|
|
frameCount = 1;
|
|
} else {
|
|
frameCount = (uint8) ((_iconCount + 8) * delta / 750);
|
|
lastTime += frameCount * 750 / (_iconCount + 8);
|
|
}
|
|
}
|
|
|
|
// Note: The "almost hidden" menu state exists only so that the menu
|
|
// will be redrawn one last time before it's completely hidden. We do
|
|
// not need a corresponding "almost shown" state because the menu will
|
|
// always be redrawn while it's shown anyway. (We may want to change
|
|
// this later.)
|
|
|
|
while (frameCount-- > 0) {
|
|
for (menu = RDMENU_TOP; menu <= RDMENU_BOTTOM; menu++) {
|
|
if (_menuStatus[menu] == RDMENU_HIDDEN || _menuStatus[menu] == RDMENU_ALMOST_HIDDEN || _menuStatus[menu] == RDMENU_SHOWN)
|
|
continue;
|
|
|
|
int target, direction, nextState;
|
|
|
|
if (_menuStatus[menu] == RDMENU_OPENING) {
|
|
target = MAXMENUANIMS;
|
|
direction = 1;
|
|
nextState = RDMENU_SHOWN;
|
|
} else {
|
|
target = 0;
|
|
direction = -1;
|
|
nextState = RDMENU_ALMOST_HIDDEN;
|
|
}
|
|
|
|
bool complete = true;
|
|
|
|
// Propagate animation from the first icon...
|
|
for (i = RDMENU_MAXPOCKETS - 1; i > 0; i--) {
|
|
_pocketStatus[menu][i] = _pocketStatus[menu][i - 1];
|
|
|
|
if (_pocketStatus[menu][i] != target)
|
|
complete = false;
|
|
}
|
|
|
|
if (_pocketStatus[menu][i] != target)
|
|
complete = false;
|
|
|
|
// ...and animate the first icon
|
|
if (_pocketStatus[menu][0] != target)
|
|
_pocketStatus[menu][0] += direction;
|
|
|
|
if (complete)
|
|
_menuStatus[menu] = nextState;
|
|
}
|
|
}
|
|
|
|
for (menu = RDMENU_TOP; menu <= RDMENU_BOTTOM; menu++) {
|
|
if (_menuStatus[menu] == RDMENU_HIDDEN)
|
|
continue;
|
|
|
|
if (_menuStatus[menu] == RDMENU_ALMOST_HIDDEN)
|
|
_menuStatus[menu] = RDMENU_HIDDEN;
|
|
|
|
// Draw the menu here.
|
|
int32 curx = RDMENU_ICONSTART + menuIconWidth / 2;
|
|
int32 cury = (MENUDEEP / 2) + (RENDERDEEP + MENUDEEP) * menu;
|
|
|
|
for (i = 0; i < RDMENU_MAXPOCKETS; i++) {
|
|
if (_icons[menu][i]) {
|
|
int32 xoff, yoff;
|
|
|
|
// Since we no longer clear the screen after
|
|
// each frame we need to clear the icon area.
|
|
|
|
clearIconArea(menu, i, &r1);
|
|
|
|
if (_pocketStatus[menu][i] == MAXMENUANIMS) {
|
|
xoff = (menuIconWidth / 2);
|
|
r2.left = curx - xoff;
|
|
r2.right = r2.left + menuIconWidth;
|
|
yoff = (RDMENU_ICONDEEP / 2);
|
|
r2.top = cury - yoff;
|
|
r2.bottom = r2.top + RDMENU_ICONDEEP;
|
|
} else {
|
|
xoff = (menuIconWidth / 2) * _pocketStatus[menu][i] / MAXMENUANIMS;
|
|
r2.left = curx - xoff;
|
|
r2.right = curx + xoff;
|
|
yoff = (RDMENU_ICONDEEP / 2) * _pocketStatus[menu][i] / MAXMENUANIMS;
|
|
r2.top = cury - yoff;
|
|
r2.bottom = cury + yoff;
|
|
}
|
|
|
|
if (xoff != 0 && yoff != 0) {
|
|
byte *dst = buf + r2.top * screenWide + r2.left;
|
|
byte *src = _icons[menu][i];
|
|
|
|
if (_pocketStatus[menu][i] != MAXMENUANIMS) {
|
|
_vm->_screen->scaleImageFast(
|
|
dst, screenWide, r2.right - r2.left, r2.bottom - r2.top,
|
|
src, menuIconWidth, menuIconWidth, RDMENU_ICONDEEP);
|
|
} else {
|
|
for (j = 0; j < RDMENU_ICONDEEP; j++) {
|
|
memcpy(dst, src, menuIconWidth);
|
|
src += menuIconWidth;
|
|
dst += screenWide;
|
|
}
|
|
}
|
|
}
|
|
_vm->_screen->updateRect(&r1);
|
|
}
|
|
curx += (RDMENU_ICONSPACING + menuIconWidth);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* This function brings a specified menu into view.
|
|
* @param menu RDMENU_TOP or RDMENU_BOTTOM, depending on which menu to show
|
|
* @return RD_OK, or an error code
|
|
*/
|
|
|
|
int32 Mouse::showMenu(uint8 menu) {
|
|
|
|
// Do not show menu in PSX version, as there was really
|
|
// nothing similar in the original game (menu was started
|
|
// using SELECT button in psx pad)
|
|
if (Sword2Engine::isPsx() && menu == RDMENU_TOP)
|
|
return RD_OK;
|
|
|
|
// Check for invalid menu parameter
|
|
if (menu > RDMENU_BOTTOM)
|
|
return RDERR_INVALIDMENU;
|
|
|
|
// Check that the menu is not currently shown, or in the process of
|
|
// being shown.
|
|
if (_menuStatus[menu] == RDMENU_SHOWN || _menuStatus[menu] == RDMENU_OPENING)
|
|
return RDERR_INVALIDCOMMAND;
|
|
|
|
_menuStatus[menu] = RDMENU_OPENING;
|
|
return RD_OK;
|
|
}
|
|
|
|
/**
|
|
* This function hides a specified menu.
|
|
* @param menu RDMENU_TOP or RDMENU_BOTTOM depending on which menu to hide
|
|
* @return RD_OK, or an error code
|
|
*/
|
|
|
|
int32 Mouse::hideMenu(uint8 menu) {
|
|
|
|
// In PSX version, do nothing. There is no such menu.
|
|
if (Sword2Engine::isPsx() && menu == RDMENU_TOP)
|
|
return RD_OK;
|
|
|
|
// Check for invalid menu parameter
|
|
if (menu > RDMENU_BOTTOM)
|
|
return RDERR_INVALIDMENU;
|
|
|
|
// Check that the menu is not currently hidden, or in the process of
|
|
// being hidden.
|
|
if (_menuStatus[menu] == RDMENU_HIDDEN || _menuStatus[menu] == RDMENU_CLOSING)
|
|
return RDERR_INVALIDCOMMAND;
|
|
|
|
_menuStatus[menu] = RDMENU_CLOSING;
|
|
return RD_OK;
|
|
}
|
|
|
|
/**
|
|
* This function hides both menus immediately.
|
|
*/
|
|
|
|
void Mouse::closeMenuImmediately() {
|
|
Common::Rect r;
|
|
int i;
|
|
|
|
_menuStatus[RDMENU_TOP] = RDMENU_HIDDEN;
|
|
_menuStatus[RDMENU_BOTTOM] = RDMENU_HIDDEN;
|
|
|
|
for (i = 0; i < RDMENU_MAXPOCKETS; i++) {
|
|
if (_icons[RDMENU_TOP][i]) {
|
|
clearIconArea(RDMENU_TOP, i, &r);
|
|
_vm->_screen->updateRect(&r);
|
|
}
|
|
if (_icons[RDMENU_BOTTOM][i]) {
|
|
clearIconArea(RDMENU_BOTTOM, i, &r);
|
|
_vm->_screen->updateRect(&r);
|
|
}
|
|
}
|
|
|
|
memset(_pocketStatus, 0, sizeof(uint8) * 2 * RDMENU_MAXPOCKETS);
|
|
}
|
|
|
|
/**
|
|
* This function sets a menubar icon.
|
|
* @param menu RDMENU_TOP or RDMENU_BOTTOM, depending on which menu to change
|
|
* @param pocket the menu pocket to change
|
|
* @param icon icon data, or NULL to clear the icon
|
|
* @return RD_OK, or an error code
|
|
*/
|
|
|
|
int32 Mouse::setMenuIcon(uint8 menu, uint8 pocket, byte *icon) {
|
|
Common::Rect r;
|
|
byte menuIconWidth;
|
|
|
|
if (Sword2Engine::isPsx())
|
|
menuIconWidth = RDMENU_PSXICONWIDE;
|
|
else
|
|
menuIconWidth = RDMENU_ICONWIDE;
|
|
|
|
// Check for invalid menu parameter.
|
|
if (menu > RDMENU_BOTTOM)
|
|
return RDERR_INVALIDMENU;
|
|
|
|
// Check for invalid pocket parameter
|
|
if (pocket >= RDMENU_MAXPOCKETS)
|
|
return RDERR_INVALIDPOCKET;
|
|
|
|
// If there is an icon in the requested menu/pocket, clear it out.
|
|
if (_icons[menu][pocket]) {
|
|
_iconCount--;
|
|
free(_icons[menu][pocket]);
|
|
_icons[menu][pocket] = NULL;
|
|
clearIconArea(menu, pocket, &r);
|
|
_vm->_screen->updateRect(&r);
|
|
}
|
|
|
|
// Only put the icon in the pocket if it is not NULL
|
|
if (icon != NULL) {
|
|
_iconCount++;
|
|
_icons[menu][pocket] = (byte *)malloc(menuIconWidth * RDMENU_ICONDEEP);
|
|
if (_icons[menu][pocket] == NULL)
|
|
return RDERR_OUTOFMEMORY;
|
|
memcpy(_icons[menu][pocket], icon, menuIconWidth * RDMENU_ICONDEEP);
|
|
}
|
|
|
|
return RD_OK;
|
|
}
|
|
|
|
} // End of namespace Sword2
|