scummvm/engines/cge/vmenu.cpp
2011-06-13 13:44:52 +02:00

156 lines
3.2 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.
*
*/
/*
* This code is based on original Soltys source code
* Copyright (c) 1994-1995 Janus B. Wisniewski and L.K. Avalon
*/
#include "cge/vmenu.h"
#include "cge/mouse.h"
#include <string.h>
namespace CGE {
#define RELIEF 1
#if RELIEF
#define MB_LT LGRAY
#define MB_RB DGRAY
#else
#define MB_LT DGRAY
#define MB_RB LGRAY
#endif
MENU_BAR::MENU_BAR(uint16 w) {
int h = FONT_HIG + 2 * MB_VM, i = (w += 2 * MB_HM) * h;
uint8 *p = farnew(uint8, i), * p1, * p2;
memset(p + w, TRANS, i - 2 * w);
memset(p, MB_LT, w);
memset(p + i - w, MB_RB, w);
p1 = p;
p2 = p + i - 1;
for (i = 0; i < h; i ++) {
*p1 = MB_LT;
*p2 = MB_RB;
p1 += w;
p2 -= w;
}
TS[0] = new BITMAP(w, h, p);
SetShapeList(TS);
Flags.Slav = true;
Flags.Tran = true;
Flags.Kill = true;
Flags.BDel = true;
}
static char *vmgt;
char *VMGather(CHOICE *list) {
CHOICE *cp;
int len = 0, h = 0;
for (cp = list; cp->Text; cp ++) {
len += strlen(cp->Text);
++h;
}
vmgt = new char[len + h];
if (vmgt) {
*vmgt = '\0';
for (cp = list; cp->Text; cp ++) {
if (*vmgt)
strcat(vmgt, "|");
strcat(vmgt, cp->Text);
++ h;
}
}
return vmgt;
}
VMENU *VMENU::Addr = NULL;
int VMENU::Recent = -1;
VMENU::VMENU(CHOICE *list, int x, int y)
: TALK(VMGather(list), RECT), Menu(list), Bar(NULL) {
CHOICE *cp;
Addr = this;
delete[] vmgt;
Items = 0;
for (cp = list; cp->Text; cp ++)
++Items;
Flags.BDel = true;
Flags.Kill = true;
if (x < 0 || y < 0)
Center();
else
Goto(x - W / 2, y - (TEXT_VM + FONT_HIG / 2));
VGA::ShowQ.Insert(this, VGA::ShowQ.Last());
Bar = new MENU_BAR(W - 2 * TEXT_HM);
Bar->Goto(X + TEXT_HM - MB_HM, Y + TEXT_VM - MB_VM);
VGA::ShowQ.Insert(Bar, VGA::ShowQ.Last());
}
VMENU::~VMENU(void) {
Addr = NULL;
}
void VMENU::Touch(uint16 mask, int x, int y) {
#define h (FONT_HIG + TEXT_LS)
bool ok = false;
if (Items) {
SPRITE::Touch(mask, x, y);
y -= TEXT_VM - 1;
int n = 0;
if (y >= 0) {
n = y / h;
if (n < Items)
ok = (x >= TEXT_HM && x < W - TEXT_HM/* && y % h < FONT_HIG*/);
else
n = Items - 1;
}
Bar->Goto(X + TEXT_HM - MB_HM, Y + TEXT_VM + n * h - MB_VM);
if (ok && (mask & L_UP)) {
Items = 0;
SNPOST_(SNKILL, -1, 0, this);
Menu[Recent = n].Proc();
}
}
#undef h
}
} // End of namespace CGE