303 lines
7.3 KiB
C++
303 lines
7.3 KiB
C++
/*
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* Portions of this file are copyright Rebirth contributors and licensed as
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* described in COPYING.txt.
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* Portions of this file are copyright Parallax Software and licensed
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* according to the Parallax license below.
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* See COPYING.txt for license details.
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THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
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SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
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END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
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ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
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IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
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SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
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FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
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CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
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AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
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COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
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*/
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/*
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*
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* Routines to display the credits.
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*
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdarg.h>
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#include <ctype.h>
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#include <utility>
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#include "dxxerror.h"
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#include "pstypes.h"
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#include "gr.h"
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#include "window.h"
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#include "key.h"
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#include "mouse.h"
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#include "palette.h"
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#include "timer.h"
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#include "gamefont.h"
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#include "pcx.h"
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#include "credits.h"
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#include "u_mem.h"
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#include "screens.h"
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#include "text.h"
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#include "songs.h"
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#include "menu.h"
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#include "config.h"
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#include "physfsx.h"
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#if defined(DXX_BUILD_DESCENT_II)
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#include "mission.h"
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#include "gamepal.h"
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#include "args.h"
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#endif
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#include "piggy.h"
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#include <memory>
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#define ROW_SPACING (SHEIGHT / 17)
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#define NUM_LINES 20 //14
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#define MAKE_CREDITS_PAIR(F) std::pair<const char *, int>(F ".tex", sizeof(F) + 1)
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#if defined(DXX_BUILD_DESCENT_I)
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#define CREDITS_FILE MAKE_CREDITS_PAIR("credits")
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#elif defined(DXX_BUILD_DESCENT_II)
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#define CREDITS_FILE ( \
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PHYSFSX_exists("mcredits.tex", 1) \
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? MAKE_CREDITS_PAIR("mcredits") \
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: PHYSFSX_exists("ocredits.tex", 1) \
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? MAKE_CREDITS_PAIR("ocredits") \
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: MAKE_CREDITS_PAIR("credits") \
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)
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#define ALLOWED_CHAR (!Current_mission ? 'R' : (is_SHAREWARE ? 'S' : 'R'))
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#endif
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namespace dcx {
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namespace {
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struct credits_window : window
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{
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RAIIPHYSFS_File file;
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const uint8_t have_bin_file;
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std::array<PHYSFSX_gets_line_t<80>, NUM_LINES> buffer = {};
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int buffer_line = 0;
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int first_line_offset = 0;
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int extra_inc = 0;
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int done = 0;
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int row = 0;
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grs_main_bitmap backdrop = {};
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credits_window(grs_canvas &src, int x, int y, int w, int h, RAIIPHYSFS_File f, const uint8_t bin_file) :
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window(src, x, y, w, h), file(std::move(f)), have_bin_file(bin_file)
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{
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}
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};
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}
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}
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namespace dsx {
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namespace {
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struct credits_window : ::dcx::credits_window
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{
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using ::dcx::credits_window::credits_window;
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virtual window_event_result event_handler(const d_event &) override;
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};
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window_event_result credits_window::event_handler(const d_event &event)
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{
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int l, y;
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window_event_result result;
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switch (event.type)
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{
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case EVENT_KEY_COMMAND:
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if ((result = call_default_handler(event)) == window_event_result::ignored) // if not print screen, debug etc
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{
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return window_event_result::close;
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}
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return result;
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case EVENT_MOUSE_BUTTON_DOWN:
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case EVENT_MOUSE_BUTTON_UP:
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if (event_mouse_get_button(event) == mbtn::left || event_mouse_get_button(event) == mbtn::right)
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{
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return window_event_result::close;
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}
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break;
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#if DXX_MAX_BUTTONS_PER_JOYSTICK
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case EVENT_JOYSTICK_BUTTON_DOWN:
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return window_event_result::close;
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#endif
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case EVENT_IDLE:
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if (done > NUM_LINES)
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{
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return window_event_result::close;
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}
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break;
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case EVENT_WINDOW_DRAW:
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{
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#if defined(DXX_BUILD_DESCENT_I)
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timer_delay(F1_0/17);
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#elif defined(DXX_BUILD_DESCENT_II)
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timer_delay(F1_0/28);
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#endif
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if (row == 0)
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{
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do {
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buffer_line = (buffer_line + 1) % NUM_LINES;
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#if defined(DXX_BUILD_DESCENT_II)
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get_line:;
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#endif
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if (PHYSFSX_fgets(buffer[buffer_line], file))
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{
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char *p;
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if (have_bin_file) // is this a binary tbl file
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decode_text_line (buffer[buffer_line]);
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#if defined(DXX_BUILD_DESCENT_I)
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p = strchr(&buffer[buffer_line][0],'\n');
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if (p) *p = '\0';
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#elif defined(DXX_BUILD_DESCENT_II)
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p = buffer[buffer_line];
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if (p[0] == ';')
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goto get_line;
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if (p[0] == '%')
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{
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if (p[1] == ALLOWED_CHAR)
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{
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for (int i = 0; p[i]; i++)
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p[i] = p[i+2];
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}
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else
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goto get_line;
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}
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#endif
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} else {
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//fseek( file, 0, SEEK_SET);
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buffer[buffer_line][0] = 0;
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done++;
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}
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} while (extra_inc--);
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extra_inc = 0;
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}
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// cheap but effective: towards end of credits sequence, fade out the music volume
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if (done >= NUM_LINES-16)
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{
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static int curvol = -10;
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if (curvol == -10)
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curvol = GameCfg.MusicVolume;
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const auto limitvol = (NUM_LINES - done) / 2;
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if (curvol > limitvol)
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{
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curvol = limitvol;
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songs_set_volume(curvol);
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}
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}
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y = first_line_offset - row;
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auto &canvas = w_canv;
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show_fullscr(canvas, backdrop);
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for (uint_fast32_t j=0; j != NUM_LINES; ++j, y += ROW_SPACING)
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{
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l = (buffer_line + j + 1 ) % NUM_LINES;
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const char *s = buffer[l];
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if (!s)
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continue;
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const grs_font *cv_font;
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if ( s[0] == '!' ) {
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s++;
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cv_font = canvas.cv_font;
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} else
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{
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const auto c = s[0];
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cv_font = (c == '$'
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? (++s, HUGE_FONT)
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: (c == '*')
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? (++s, MEDIUM3_FONT)
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: MEDIUM2_FONT
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).get();
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}
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const auto tempp = strchr( s, '\t' );
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if ( !tempp ) {
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// Wacky Fast Credits thing
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gr_string(canvas, *cv_font, 0x8000, y, s);
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}
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}
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row += SHEIGHT / 200;
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if (row >= ROW_SPACING)
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row = 0;
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break;
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}
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case EVENT_WINDOW_CLOSE:
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songs_set_volume(GameCfg.MusicVolume);
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songs_play_song( SONG_TITLE, 1 );
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break;
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default:
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break;
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}
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return window_event_result::ignored;
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}
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static void credits_show_common(RAIIPHYSFS_File file, const int have_bin_file)
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{
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palette_array_t backdrop_palette;
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auto cr = window_create<credits_window>(grd_curscreen->sc_canvas, 0, 0, SWIDTH, SHEIGHT, std::move(file), have_bin_file);
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set_screen_mode(SCREEN_MENU);
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#if defined(DXX_BUILD_DESCENT_II)
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gr_use_palette_table( "credits.256" );
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#endif
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pcx_read_bitmap_or_default(STARS_BACKGROUND, cr->backdrop, backdrop_palette);
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songs_play_song( SONG_CREDITS, 1 );
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gr_remap_bitmap_good(cr->backdrop,backdrop_palette, -1, -1);
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show_fullscr(cr->w_canv, cr->backdrop);
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gr_palette_load( gr_palette );
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key_flush();
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event_process_all();
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}
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}
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void credits_show(const char *const filename)
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{
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if (auto &&file = PHYSFSX_openReadBuffered(filename).first)
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credits_show_common(std::move(file), 1);
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}
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void credits_show()
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{
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const auto &&credits_file = CREDITS_FILE;
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int have_bin_file = 0;
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auto &&[file, physfserr] = PHYSFSX_openReadBuffered(credits_file.first);
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if (!file)
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{
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char nfile[32];
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snprintf(nfile, sizeof(nfile), "%.*sxb", credits_file.second, credits_file.first);
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auto &&[file2, physfserr2] = PHYSFSX_openReadBuffered(nfile);
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if (!file2)
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Error("Failed to open CREDITS.TEX and CREDITS.TXB file: \"%s\", \"%s\"\n", PHYSFS_getErrorByCode(physfserr), PHYSFS_getErrorByCode(physfserr2));
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file = std::move(file2);
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have_bin_file = 1;
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}
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credits_show_common(std::move(file), have_bin_file);
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}
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}
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