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gzdoom/src/win32/st_start.cpp

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/*
** st_start.cpp
** Handles the startup screen.
**
**---------------------------------------------------------------------------
** Copyright 2006-2007 Randy Heit
** All rights reserved.
**
** Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions
** are met:
**
** 1. Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** 2. Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in the
** documentation and/or other materials provided with the distribution.
** 3. The name of the author may not be used to endorse or promote products
** derived from this software without specific prior written permission.
**
** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
**---------------------------------------------------------------------------
**
*/
// HEADER FILES ------------------------------------------------------------
#define WIN32_LEAN_AND_MEAN
#define _WIN32_WINNT 0x0501 // required to get the MARQUEE defines
#include <windows.h>
#include <commctrl.h>
#include <stdio.h>
#include "resource.h"
#define USE_WINDOWS_DWORD
#include "st_start.h"
#include "resource.h"
#include "templates.h"
#include "i_system.h"
#include "i_input.h"
#include "hardware.h"
#include "gi.h"
#include "w_wad.h"
#include "s_sound.h"
#include "m_argv.h"
#include "d_main.h"
// MACROS ------------------------------------------------------------------
// Hexen startup screen
#define ST_MAX_NOTCHES 32
#define ST_NOTCH_WIDTH 16
#define ST_NOTCH_HEIGHT 23
#define ST_PROGRESS_X 64 // Start of notches x screen pos.
#define ST_PROGRESS_Y 441 // Start of notches y screen pos.
#define ST_NETPROGRESS_X 288
#define ST_NETPROGRESS_Y 32
#define ST_NETNOTCH_WIDTH 4
#define ST_NETNOTCH_HEIGHT 16
#define ST_MAX_NETNOTCHES 8
// Heretic startup screen
#define HERETIC_MINOR_VERSION '3' // Since we're based on Heretic 1.3
#define THERM_X 14
#define THERM_Y 14
#define THERM_LEN 51
#define THERM_COLOR 0xAA // light green
// Strife startup screen
#define PEASANT_INDEX 0
#define LASER_INDEX 4
#define BOT_INDEX 6
#define ST_LASERSPACE_X 60
#define ST_LASERSPACE_Y 156
#define ST_LASERSPACE_WIDTH 200
#define ST_LASER_WIDTH 16
#define ST_LASER_HEIGHT 16
#define ST_BOT_X 14
#define ST_BOT_Y 138
#define ST_BOT_WIDTH 48
#define ST_BOT_HEIGHT 48
#define ST_PEASANT_X 262
#define ST_PEASANT_Y 136
#define ST_PEASANT_WIDTH 32
#define ST_PEASANT_HEIGHT 64
// Text mode color values
#define LO 85
#define MD 170
#define HI 255
#define TEXT_FONT_NAME "vga-rom-font.16"
// How many ms elapse between blinking text flips. On a standard VGA
// adapter, the characters are on for 16 frames and then off for another 16.
// The number here therefore corresponds roughly to the blink rate on a
// 60 Hz display.
#define BLINK_PERIOD 267
// TYPES -------------------------------------------------------------------
class FBasicStartupScreen : public FStartupScreen
{
public:
FBasicStartupScreen(int max_progress, bool show_bar);
~FBasicStartupScreen();
void Progress();
void NetInit(const char *message, int num_players);
void NetProgress(int count);
void NetMessage(const char *format, ...); // cover for printf
void NetDone();
bool NetLoop(bool (*timer_callback)(void *), void *userdata);
protected:
LRESULT NetMarqueeMode;
int NetMaxPos, NetCurPos;
};
class FGraphicalStartupScreen : public FBasicStartupScreen
{
public:
FGraphicalStartupScreen(int max_progress);
~FGraphicalStartupScreen();
};
class FHereticStartupScreen : public FGraphicalStartupScreen
{
public:
FHereticStartupScreen(int max_progress, HRESULT &hr);
void Progress();
void LoadingStatus(const char *message, int colors);
void AppendStatusLine(const char *status);
protected:
int ThermX, ThermY, ThermWidth, ThermHeight;
int HMsgY, SMsgX;
};
class FHexenStartupScreen : public FGraphicalStartupScreen
{
public:
FHexenStartupScreen(int max_progress, HRESULT &hr);
~FHexenStartupScreen();
void Progress();
void NetProgress(int count);
void NetDone();
// Hexen's notch graphics, converted to chunky pixels.
BYTE * NotchBits;
BYTE * NetNotchBits;
};
class FStrifeStartupScreen : public FGraphicalStartupScreen
{
public:
FStrifeStartupScreen(int max_progress, HRESULT &hr);
~FStrifeStartupScreen();
void Progress();
protected:
void DrawStuff(int old_laser, int new_laser);
BYTE *StartupPics[4+2+1];
};
// EXTERNAL FUNCTION PROTOTYPES --------------------------------------------
void RestoreConView();
void LayoutMainWindow (HWND hWnd, HWND pane);
int LayoutNetStartPane (HWND pane, int w);
bool ST_Util_CreateStartupWindow ();
void ST_Util_SizeWindowForBitmap (int scale);
BITMAPINFO *ST_Util_CreateBitmap (int width, int height, int color_bits);
BYTE *ST_Util_BitsForBitmap (BITMAPINFO *bitmap_info);
void ST_Util_FreeBitmap (BITMAPINFO *bitmap_info);
void ST_Util_BitmapColorsFromPlaypal (BITMAPINFO *bitmap_info);
void ST_Util_PlanarToChunky4 (BYTE *dest, const BYTE *src, int width, int height);
void ST_Util_DrawBlock (BITMAPINFO *bitmap_info, const BYTE *src, int x, int y, int bytewidth, int height);
void ST_Util_ClearBlock (BITMAPINFO *bitmap_info, BYTE fill, int x, int y, int bytewidth, int height);
void ST_Util_InvalidateRect (HWND hwnd, BITMAPINFO *bitmap_info, int left, int top, int right, int bottom);
BYTE *ST_Util_LoadFont (const char *filename);
void ST_Util_FreeFont (BYTE *font);
BITMAPINFO *ST_Util_AllocTextBitmap (const BYTE *font);
void ST_Util_DrawTextScreen (BITMAPINFO *bitmap_info, const BYTE *text_screen, const BYTE *font);
void ST_Util_UpdateTextBlink (BITMAPINFO *bitmap_info, const BYTE *text_screen, const BYTE *font, bool blink_on);
void ST_Util_DrawChar (BITMAPINFO *screen, const BYTE *font, int x, int y, BYTE charnum, BYTE attrib);
// PUBLIC FUNCTION PROTOTYPES ----------------------------------------------
// PRIVATE FUNCTION PROTOTYPES ---------------------------------------------
static INT_PTR CALLBACK NetStartPaneProc (HWND hDlg, UINT msg, WPARAM wParam, LPARAM lParam);
// EXTERNAL DATA DECLARATIONS ----------------------------------------------
extern HINSTANCE g_hInst;
extern HWND Window, ConWindow, ProgressBar, NetStartPane, StartupScreen, GameTitleWindow;
// PUBLIC DATA DEFINITIONS -------------------------------------------------
FStartupScreen *StartScreen;
BITMAPINFO *StartupBitmap;
CUSTOM_CVAR(Int, showendoom, 0, CVAR_ARCHIVE|CVAR_GLOBALCONFIG)
{
if (self < 0) self = 0;
else if (self > 2) self=2;
}
// PRIVATE DATA DEFINITIONS ------------------------------------------------
static const char *StrifeStartupPicNames[4+2+1] =
{
"STRTPA1", "STRTPB1", "STRTPC1", "STRTPD1",
"STRTLZ1", "STRTLZ2",
"STRTBOT"
};
static const int StrifeStartupPicSizes[4+2+1] =
{
2048, 2048, 2048, 2048,
256, 256,
2304
};
static const RGBQUAD TextModePalette[16] =
{
{ 0, 0, 0, 0 }, // 0 black
{ MD, 0, 0, 0 }, // 1 blue
{ 0, MD, 0, 0 }, // 2 green
{ MD, MD, 0, 0 }, // 3 cyan
{ 0, 0, MD, 0 }, // 4 red
{ MD, 0, MD, 0 }, // 5 magenta
{ 0, LO, MD, 0 }, // 6 brown
{ MD, MD, MD, 0 }, // 7 light gray
{ LO, LO, LO, 0 }, // 8 dark gray
{ HI, LO, LO, 0 }, // 9 light blue
{ LO, HI, LO, 0 }, // A light green
{ HI, HI, LO, 0 }, // B light cyan
{ LO, LO, HI, 0 }, // C light red
{ HI, LO, HI, 0 }, // D light magenta
{ LO, HI, HI, 0 }, // E yellow
{ HI, HI, HI, 0 }, // F white
};
// CODE --------------------------------------------------------------------
//==========================================================================
//
// FStartupScreen :: CreateInstance
//
// Initializes the startup screen for the detected game.
// Sets the size of the progress bar and displays the startup screen.
//
//==========================================================================
FStartupScreen *FStartupScreen::CreateInstance(int max_progress)
{
FStartupScreen *scr = NULL;
HRESULT hr;
if (!Args->CheckParm("-nostartup"))
{
if (DoomStartupInfo.Type == FStartupInfo::HexenStartup ||
(gameinfo.gametype == GAME_Hexen && DoomStartupInfo.Type == FStartupInfo::DefaultStartup))
{
scr = new FHexenStartupScreen(max_progress, hr);
}
else if (DoomStartupInfo.Type == FStartupInfo::HereticStartup ||
(gameinfo.gametype == GAME_Heretic && DoomStartupInfo.Type == FStartupInfo::DefaultStartup))
{
scr = new FHereticStartupScreen(max_progress, hr);
}
else if (DoomStartupInfo.Type == FStartupInfo::StrifeStartup ||
(gameinfo.gametype == GAME_Strife && DoomStartupInfo.Type == FStartupInfo::DefaultStartup))
{
scr = new FStrifeStartupScreen(max_progress, hr);
}
if (scr != NULL && FAILED(hr))
{
delete scr;
scr = NULL;
}
}
if (scr == NULL)
{
scr = new FBasicStartupScreen(max_progress, true);
}
return scr;
}
//==========================================================================
//
// FBasicStartupScreen Constructor
//
// Shows a progress bar at the bottom of the window.
//
//==========================================================================
FBasicStartupScreen::FBasicStartupScreen(int max_progress, bool show_bar)
: FStartupScreen(max_progress)
{
if (show_bar)
{
ProgressBar = CreateWindowEx(0, PROGRESS_CLASS,
NULL, WS_CHILD | WS_VISIBLE | WS_CLIPSIBLINGS,
0, 0, 0, 0,
Window, 0, g_hInst, NULL);
SendMessage (ProgressBar, PBM_SETRANGE, 0, MAKELPARAM(0,MaxPos));
LayoutMainWindow (Window, NULL);
}
NetMaxPos = 0;
NetCurPos = 0;
}
//==========================================================================
//
// FBasicStartupScreen Destructor
//
// Called just before entering graphics mode to deconstruct the startup
// screen.
//
//==========================================================================
FBasicStartupScreen::~FBasicStartupScreen()
{
if (ProgressBar != NULL)
{
DestroyWindow (ProgressBar);
ProgressBar = NULL;
LayoutMainWindow (Window, NULL);
}
KillTimer(Window, 1337);
}
//==========================================================================
//
// FBasicStartupScreen :: Progress
//
// Bumps the progress meter one notch.
//
//==========================================================================
void FBasicStartupScreen::Progress()
{
if (CurPos < MaxPos)
{
CurPos++;
SendMessage (ProgressBar, PBM_SETPOS, CurPos, 0);
}
}
//==========================================================================
//
// FBasicStartupScreen :: NetInit
//
// Shows the network startup pane if it isn't visible. Sets the message in
// the pane to the one provided. If numplayers is 0, then the progress bar
// is a scrolling marquee style. If numplayers is 1, then the progress bar
// is just a full bar. If numplayers is >= 2, then the progress bar is a
// normal one, and a progress count is also shown in the pane.
//
//==========================================================================
void FBasicStartupScreen::NetInit(const char *message, int numplayers)
{
NetMaxPos = numplayers;
if (NetStartPane == NULL)
{
NetStartPane = CreateDialogParam (g_hInst, MAKEINTRESOURCE(IDD_NETSTARTPANE), Window, NetStartPaneProc, 0);
// We don't need two progress bars.
if (ProgressBar != NULL)
{
DestroyWindow (ProgressBar);
ProgressBar = NULL;
}
RECT winrect;
GetWindowRect (Window, &winrect);
SetWindowPos (Window, NULL, 0, 0,
winrect.right - winrect.left, winrect.bottom - winrect.top + LayoutNetStartPane (NetStartPane, 0),
SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOOWNERZORDER | SWP_NOZORDER);
LayoutMainWindow (Window, NULL);
SetFocus (NetStartPane);
}
if (NetStartPane != NULL)
{
HWND ctl;
SetDlgItemText (NetStartPane, IDC_NETSTARTMESSAGE, message);
ctl = GetDlgItem (NetStartPane, IDC_NETSTARTPROGRESS);
if (numplayers == 0)
{
// PBM_SETMARQUEE is only available under XP and above, so this might fail.
NetMarqueeMode = SendMessage (ctl, PBM_SETMARQUEE, TRUE, 100);
if (NetMarqueeMode == FALSE)
{
SendMessage (ctl, PBM_SETRANGE, 0, MAKELPARAM(0,16));
}
else
{
// If we don't set the PBS_MARQUEE style, then the marquee will never show up.
SetWindowLong (ctl, GWL_STYLE, GetWindowLong (ctl, GWL_STYLE) | PBS_MARQUEE);
}
SetDlgItemText (NetStartPane, IDC_NETSTARTCOUNT, "");
}
else
{
NetMarqueeMode = FALSE;
SendMessage (ctl, PBM_SETMARQUEE, FALSE, 0);
// Make sure the marquee really is turned off.
SetWindowLong (ctl, GWL_STYLE, GetWindowLong (ctl, GWL_STYLE) & (~PBS_MARQUEE));
SendMessage (ctl, PBM_SETRANGE, 0, MAKELPARAM(0,numplayers));
if (numplayers == 1)
{
SendMessage (ctl, PBM_SETPOS, 1, 0);
SetDlgItemText (NetStartPane, IDC_NETSTARTCOUNT, "");
}
}
}
NetMaxPos = numplayers;
NetCurPos = 0;
NetProgress(1); // You always know about yourself
}
//==========================================================================
//
// FBasicStartupScreen :: NetDone
//
// Removes the network startup pane.
//
//==========================================================================
void FBasicStartupScreen::NetDone()
{
if (NetStartPane != NULL)
{
DestroyWindow (NetStartPane);
NetStartPane = NULL;
LayoutMainWindow (Window, NULL);
}
}
//==========================================================================
//
// FBasicStartupScreen :: NetMessage
//
// Call this between NetInit() and NetDone() instead of Printf() to
// display messages, in case the progress meter is mixed in the same output
// stream as normal messages.
//
//==========================================================================
void FBasicStartupScreen::NetMessage(const char *format, ...)
{
FString str;
va_list argptr;
va_start (argptr, format);
str.VFormat (format, argptr);
va_end (argptr);
Printf ("%s\n", str.GetChars());
}
//==========================================================================
//
// FBasicStartupScreen :: NetProgress
//
// Sets the network progress meter. If count is 0, it gets bumped by 1.
// Otherwise, it is set to count.
//
//==========================================================================
void FBasicStartupScreen :: NetProgress(int count)
{
if (count == 0)
{
NetCurPos++;
}
else
{
NetCurPos = count;
}
if (NetStartPane == NULL)
{
return;
}
if (NetMaxPos == 0 && !NetMarqueeMode)
{
// PBM_SETMARQUEE didn't work, so just increment the progress bar endlessly.
SendDlgItemMessage (NetStartPane, IDC_NETSTARTPROGRESS, PBM_SETPOS, NetCurPos & 15, 0);
}
else if (NetMaxPos > 1)
{
char buf[16];
mysnprintf (buf, countof(buf), "%d/%d", NetCurPos, NetMaxPos);
SetDlgItemText (NetStartPane, IDC_NETSTARTCOUNT, buf);
SendDlgItemMessage (NetStartPane, IDC_NETSTARTPROGRESS, PBM_SETPOS, MIN(NetCurPos, NetMaxPos), 0);
}
}
//==========================================================================
//
// FBasicStartupScreen :: NetLoop
//
// The timer_callback function is called at least two times per second
// and passed the userdata value. It should return true to stop the loop and
// return control to the caller or false to continue the loop.
//
// ST_NetLoop will return true if the loop was halted by the callback and
// false if the loop was halted because the user wants to abort the
// network synchronization.
//
//==========================================================================
bool FBasicStartupScreen::NetLoop(bool (*timer_callback)(void *), void *userdata)
{
BOOL bRet;
MSG msg;
if (SetTimer (Window, 1337, 500, NULL) == 0)
{
I_FatalError ("Could not set network synchronization timer.");
}
while ((bRet = GetMessage(&msg, NULL, 0, 0)) != 0)
{
if (bRet == -1)
{
KillTimer (Window, 1337);
return false;
}
else
{
if (msg.message == WM_TIMER && msg.hwnd == Window && msg.wParam == 1337)
{
if (timer_callback (userdata))
{
KillTimer (NetStartPane, 1);
return true;
}
}
if (!IsDialogMessage (NetStartPane, &msg))
{
TranslateMessage (&msg);
DispatchMessage (&msg);
}
}
}
KillTimer (Window, 1337);
return false;
}
//==========================================================================
//
// NetStartPaneProc
//
// DialogProc for the network startup pane. It just waits for somebody to
// click a button, and the only button available is the abort one.
//
//==========================================================================
static INT_PTR CALLBACK NetStartPaneProc (HWND hDlg, UINT msg, WPARAM wParam, LPARAM lParam)
{
if (msg == WM_COMMAND && HIWORD(wParam) == BN_CLICKED && LOWORD(wParam) == IDCANCEL)
{
PostQuitMessage (0);
return TRUE;
}
return FALSE;
}
//==========================================================================
//
// FGraphicalStartupScreen Constructor
//
// This doesn't really do anything. The subclass is responsible for
// creating the resources that will be freed by this class's destructor.
//
//==========================================================================
FGraphicalStartupScreen::FGraphicalStartupScreen(int max_progress)
: FBasicStartupScreen(max_progress, false)
{
}
//==========================================================================
//
// FGraphicalStartupScreen Destructor
//
//==========================================================================
FGraphicalStartupScreen::~FGraphicalStartupScreen()
{
if (StartupScreen != NULL)
{
DestroyWindow (StartupScreen);
StartupScreen = NULL;
}
if (StartupBitmap != NULL)
{
ST_Util_FreeBitmap (StartupBitmap);
StartupBitmap = NULL;
}
}
//==========================================================================
//
// FHexenStartupScreen Constructor
//
// Shows the Hexen startup screen. If the screen doesn't appear to be
// valid, it sets hr for a failure.
//
// The startup graphic is a planar, 4-bit 640x480 graphic preceded by a
// 16 entry (48 byte) VGA palette.
//
//==========================================================================
FHexenStartupScreen::FHexenStartupScreen(int max_progress, HRESULT &hr)
: FGraphicalStartupScreen(max_progress)
{
int startup_lump = Wads.CheckNumForName ("STARTUP");
int netnotch_lump = Wads.CheckNumForName ("NETNOTCH");
int notch_lump = Wads.CheckNumForName ("NOTCH");
hr = E_FAIL;
if (startup_lump < 0 || Wads.LumpLength (startup_lump) != 153648 || !ST_Util_CreateStartupWindow() ||
netnotch_lump < 0 || Wads.LumpLength (netnotch_lump) != ST_NETNOTCH_WIDTH / 2 * ST_NETNOTCH_HEIGHT ||
notch_lump < 0 || Wads.LumpLength (notch_lump) != ST_NOTCH_WIDTH / 2 * ST_NOTCH_HEIGHT)
{
NetNotchBits = NotchBits = NULL;
return;
}
NetNotchBits = new BYTE[ST_NETNOTCH_WIDTH / 2 * ST_NETNOTCH_HEIGHT];
Wads.ReadLump (netnotch_lump, NetNotchBits);
NotchBits = new BYTE[ST_NOTCH_WIDTH / 2 * ST_NOTCH_HEIGHT];
Wads.ReadLump (notch_lump, NotchBits);
BYTE startup_screen[153648];
union
{
RGBQUAD color;
DWORD quad;
} c;
Wads.ReadLump (startup_lump, startup_screen);
c.color.rgbReserved = 0;
StartupBitmap = ST_Util_CreateBitmap (640, 480, 4);
// Initialize the bitmap palette.
for (int i = 0; i < 16; ++i)
{
c.color.rgbRed = startup_screen[i*3+0];
c.color.rgbGreen = startup_screen[i*3+1];
c.color.rgbBlue = startup_screen[i*3+2];
// Convert from 6-bit per component to 8-bit per component.
c.quad = (c.quad << 2) | ((c.quad >> 4) & 0x03030303);
StartupBitmap->bmiColors[i] = c.color;
}
// Fill in the bitmap data. Convert to chunky, because I can't figure out
// if Windows actually supports planar images or not, despite the presence
// of biPlanes in the BITMAPINFOHEADER.
ST_Util_PlanarToChunky4 (ST_Util_BitsForBitmap(StartupBitmap), startup_screen + 48, 640, 480);
ST_Util_SizeWindowForBitmap (1);
LayoutMainWindow (Window, NULL);
InvalidateRect (StartupScreen, NULL, TRUE);
if (DoomStartupInfo.Song.IsNotEmpty())
{
S_ChangeMusic(DoomStartupInfo.Song.GetChars(), true, true);
}
else
{
S_ChangeMusic ("orb", true, true);
}
hr = S_OK;
}
//==========================================================================
//
// FHexenStartupScreen Deconstructor
//
// Frees the notch pictures.
//
//==========================================================================
FHexenStartupScreen::~FHexenStartupScreen()
{
if (NotchBits)
delete[] NotchBits;
if (NetNotchBits)
delete[] NetNotchBits;
}
//==========================================================================
//
// FHexenStartupScreen :: Progress
//
// Bumps the progress meter one notch.
//
//==========================================================================
void FHexenStartupScreen::Progress()
{
int notch_pos, x, y;
if (CurPos < MaxPos)
{
CurPos++;
notch_pos = (CurPos * ST_MAX_NOTCHES) / MaxPos;
if (notch_pos != NotchPos)
{ // Time to draw another notch.
for (; NotchPos < notch_pos; NotchPos++)
{
x = ST_PROGRESS_X + ST_NOTCH_WIDTH * NotchPos;
y = ST_PROGRESS_Y;
ST_Util_DrawBlock (StartupBitmap, NotchBits, x, y, ST_NOTCH_WIDTH / 2, ST_NOTCH_HEIGHT);
}
S_Sound (CHAN_BODY, "StartupTick", 1, ATTN_NONE);
}
}
I_GetEvent ();
}
//==========================================================================
//
// FHexenStartupScreen :: NetProgress
//
// Draws the red net noches in addition to the normal progress bar.
//
//==========================================================================
void FHexenStartupScreen::NetProgress(int count)
{
int oldpos = NetCurPos;
int x, y;
FGraphicalStartupScreen::NetProgress (count);
if (NetMaxPos != 0 && NetCurPos > oldpos)
{
for (; oldpos < NetCurPos && oldpos < ST_MAX_NETNOTCHES; ++oldpos)
{
x = ST_NETPROGRESS_X + ST_NETNOTCH_WIDTH * oldpos;
y = ST_NETPROGRESS_Y;
ST_Util_DrawBlock (StartupBitmap, NetNotchBits, x, y, ST_NETNOTCH_WIDTH / 2, ST_NETNOTCH_HEIGHT);
}
S_Sound (CHAN_BODY, "misc/netnotch", 1, ATTN_NONE);
I_GetEvent ();
}
}
//==========================================================================
//
// FHexenStartupScreen :: NetDone
//
// Aside from the standard processing, also plays a sound.
//
//==========================================================================
void FHexenStartupScreen::NetDone()
{
S_Sound (CHAN_BODY, "PickupWeapon", 1, ATTN_NORM);
FGraphicalStartupScreen::NetDone();
}
//==========================================================================
//
// FHereticStartupScreen Constructor
//
// Shows the Heretic startup screen. If the screen doesn't appear to be
// valid, it returns a failure code in hr.
//
// The loading screen is an 80x25 text screen with character data and
// attributes intermixed, which means it must be exactly 4000 bytes long.
//
//==========================================================================
FHereticStartupScreen::FHereticStartupScreen(int max_progress, HRESULT &hr)
: FGraphicalStartupScreen(max_progress)
{
int loading_lump = Wads.CheckNumForName ("LOADING");
BYTE loading_screen[4000];
BYTE *font;
hr = E_FAIL;
if (loading_lump < 0 || Wads.LumpLength (loading_lump) != 4000 || !ST_Util_CreateStartupWindow())
{
return;
}
font = ST_Util_LoadFont (TEXT_FONT_NAME);
if (font == NULL)
{
DestroyWindow (StartupScreen);
return;
}
Wads.ReadLump (loading_lump, loading_screen);
// Slap the Heretic minor version on the loading screen. Heretic
// did this inside the executable rather than coming with modified
// LOADING screens, so we need to do the same.
loading_screen[2*160 + 49*2] = HERETIC_MINOR_VERSION;
// Draw the loading screen to a bitmap.
StartupBitmap = ST_Util_AllocTextBitmap (font);
ST_Util_DrawTextScreen (StartupBitmap, loading_screen, font);
ThermX = THERM_X * 8;
ThermY = THERM_Y * font[0];
ThermWidth = THERM_LEN * 8 - 4;
ThermHeight = font[0];
HMsgY = 7;
SMsgX = 1;
ST_Util_FreeFont (font);
ST_Util_SizeWindowForBitmap (1);
LayoutMainWindow (Window, NULL);
InvalidateRect (StartupScreen, NULL, TRUE);
hr = S_OK;
}
//==========================================================================
//
// FHereticStartupScreen::Progress
//
// Bumps the progress meter one notch.
//
//==========================================================================
void FHereticStartupScreen::Progress()
{
int notch_pos;
if (CurPos < MaxPos)
{
CurPos++;
notch_pos = (CurPos * ThermWidth) / MaxPos;
if (notch_pos != NotchPos && !(notch_pos & 3))
{ // Time to draw another notch.
int left = NotchPos + ThermX;
int top = ThermY;
int right = notch_pos + ThermX;
int bottom = top + ThermHeight;
ST_Util_ClearBlock (StartupBitmap, THERM_COLOR, left, top, right - left, bottom - top);
NotchPos = notch_pos;
}
}
I_GetEvent ();
}
//==========================================================================
//
// FHereticStartupScreen :: LoadingStatus
//
// Prints text in the center box of the startup screen.
//
//==========================================================================
void FHereticStartupScreen::LoadingStatus(const char *message, int colors)
{
BYTE *font = ST_Util_LoadFont (TEXT_FONT_NAME);
if (font != NULL)
{
int x;
for (x = 0; message[x] != '\0'; ++x)
{
ST_Util_DrawChar (StartupBitmap, font, 17 + x, HMsgY, message[x], colors);
}
ST_Util_InvalidateRect (StartupScreen, StartupBitmap, 17 * 8, HMsgY * font[0], (17 + x) * 8, HMsgY * font[0] + font[0]);
ST_Util_FreeFont (font);
HMsgY++;
I_GetEvent ();
}
}
//==========================================================================
//
// FHereticStartupScreen :: AppendStatusLine
//
// Appends text to Heretic's status line.
//
//==========================================================================
void FHereticStartupScreen::AppendStatusLine(const char *status)
{
BYTE *font = ST_Util_LoadFont (TEXT_FONT_NAME);
if (font != NULL)
{
int x;
for (x = 0; status[x] != '\0'; ++x)
{
ST_Util_DrawChar (StartupBitmap, font, SMsgX + x, 24, status[x], 0x1f);
}
ST_Util_InvalidateRect (StartupScreen, StartupBitmap, SMsgX * 8, 24 * font[0], (SMsgX + x) * 8, 25 * font[0]);
ST_Util_FreeFont (font);
SMsgX += x;
I_GetEvent ();
}
}
//==========================================================================
//
// FStrifeStartupScreen Constructor
//
// Shows the Strife startup screen. If the screen doesn't appear to be
// valid, it returns a failure code in hr.
//
// The startup background is a raw 320x200 image, however Strife only
// actually uses 95 rows from it, starting at row 57. The rest of the image
// is discarded. (What a shame.)
//
// The peasants are raw 32x64 images. The laser dots are raw 16x16 images.
// The bot is a raw 48x48 image. All use the standard PLAYPAL.
//
//==========================================================================
FStrifeStartupScreen::FStrifeStartupScreen(int max_progress, HRESULT &hr)
: FGraphicalStartupScreen(max_progress)
{
int startup_lump = Wads.CheckNumForName ("STARTUP0");
int i;
hr = E_FAIL;
for (i = 0; i < 4+2+1; ++i)
{
StartupPics[i] = NULL;
}
if (startup_lump < 0 || Wads.LumpLength (startup_lump) != 64000 || !ST_Util_CreateStartupWindow())
{
return;
}
StartupBitmap = ST_Util_CreateBitmap (320, 200, 8);
ST_Util_BitmapColorsFromPlaypal (StartupBitmap);
// Fill bitmap with the startup image.
memset (ST_Util_BitsForBitmap(StartupBitmap), 0xF0, 64000);
FWadLump lumpr = Wads.OpenLumpNum (startup_lump);
lumpr.Seek (57 * 320, SEEK_SET);
lumpr.Read (ST_Util_BitsForBitmap(StartupBitmap) + 41 * 320, 95 * 320);
// Load the animated overlays.
for (i = 0; i < 4+2+1; ++i)
{
int lumpnum = Wads.CheckNumForName (StrifeStartupPicNames[i]);
int lumplen;
if (lumpnum >= 0 && (lumplen = Wads.LumpLength (lumpnum)) == StrifeStartupPicSizes[i])
{
FWadLump lumpr = Wads.OpenLumpNum (lumpnum);
StartupPics[i] = new BYTE[lumplen];
lumpr.Read (StartupPics[i], lumplen);
}
}
// Make the startup image appear.
DrawStuff (0, 0);
ST_Util_SizeWindowForBitmap (2);
LayoutMainWindow (Window, NULL);
InvalidateRect (StartupScreen, NULL, TRUE);
hr = S_OK;
}
//==========================================================================
//
// FStrifeStartupScreen Deconstructor
//
// Frees the strife pictures.
//
//==========================================================================
FStrifeStartupScreen::~FStrifeStartupScreen()
{
for (int i = 0; i < 4+2+1; ++i)
{
if (StartupPics[i] != NULL)
{
delete[] StartupPics[i];
}
StartupPics[i] = NULL;
}
}
//==========================================================================
//
// FStrifeStartupScreen :: Progress
//
// Bumps the progress meter one notch.
//
//==========================================================================
void FStrifeStartupScreen::Progress()
{
int notch_pos;
if (CurPos < MaxPos)
{
CurPos++;
notch_pos = (CurPos * (ST_LASERSPACE_WIDTH - ST_LASER_WIDTH)) / MaxPos;
if (notch_pos != NotchPos && !(notch_pos & 1))
{ // Time to update.
DrawStuff (NotchPos, notch_pos);
NotchPos = notch_pos;
}
}
I_GetEvent ();
}
//==========================================================================
//
// FStrifeStartupScreen :: DrawStuff
//
// Draws all the moving parts of Strife's startup screen. If you're
// running off a slow drive, it can look kind of good. Otherwise, it
// borders on crazy insane fast.
//
//==========================================================================
void FStrifeStartupScreen::DrawStuff(int old_laser, int new_laser)
{
int y;
// Clear old laser
ST_Util_ClearBlock (StartupBitmap, 0xF0, ST_LASERSPACE_X + old_laser,
ST_LASERSPACE_Y, ST_LASER_WIDTH, ST_LASER_HEIGHT);
// Draw new laser
ST_Util_DrawBlock (StartupBitmap, StartupPics[LASER_INDEX + (new_laser & 1)],
ST_LASERSPACE_X + new_laser, ST_LASERSPACE_Y, ST_LASER_WIDTH, ST_LASER_HEIGHT);
// The bot jumps up and down like crazy.
y = MAX(0, (new_laser >> 1) % 5 - 2);
if (y > 0)
{
ST_Util_ClearBlock (StartupBitmap, 0xF0, ST_BOT_X, ST_BOT_Y, ST_BOT_WIDTH, y);
}
ST_Util_DrawBlock (StartupBitmap, StartupPics[BOT_INDEX], ST_BOT_X, ST_BOT_Y + y, ST_BOT_WIDTH, ST_BOT_HEIGHT);
if (y < (5 - 1) - 2)
{
ST_Util_ClearBlock (StartupBitmap, 0xF0, ST_BOT_X, ST_BOT_Y + ST_BOT_HEIGHT + y, ST_BOT_WIDTH, 2 - y);
}
// The peasant desperately runs in place, trying to get away from the laser.
// Yet, despite all his limb flailing, he never manages to get anywhere.
ST_Util_DrawBlock (StartupBitmap, StartupPics[PEASANT_INDEX + ((new_laser >> 1) & 3)],
ST_PEASANT_X, ST_PEASANT_Y, ST_PEASANT_WIDTH, ST_PEASANT_HEIGHT);
}
//==========================================================================
//
// ST_Endoom
//
// Shows an ENDOOM text screen
//
//==========================================================================
void ST_Endoom()
{
if (showendoom == 0) exit(0);
if (gameinfo.Endoom.Len() == 0)
{
exit(0);
}
int endoom_lump = Wads.CheckNumForFullName (gameinfo.Endoom, true);
BYTE endoom_screen[4000];
BYTE *font;
MSG mess;
BOOL bRet;
bool blinking = false, blinkstate = false;
int i;
if (endoom_lump < 0 || Wads.LumpLength (endoom_lump) != 4000)
{
exit(0);
}
if (Wads.GetLumpFile(endoom_lump) == FWadCollection::IWAD_FILENUM && showendoom == 2)
{
// showendoom==2 means to show only lumps from PWADs.
exit(0);
}
font = ST_Util_LoadFont (TEXT_FONT_NAME);
if (font == NULL)
{
exit(0);
}
if (!ST_Util_CreateStartupWindow())
{
ST_Util_FreeFont (font);
exit(0);
}
I_ShutdownGraphics ();
RestoreConView ();
S_StopMusic(true);
Wads.ReadLump (endoom_lump, endoom_screen);
// Draw the loading screen to a bitmap.
StartupBitmap = ST_Util_AllocTextBitmap (font);
ST_Util_DrawTextScreen (StartupBitmap, endoom_screen, font);
// Make the title banner go away.
if (GameTitleWindow != NULL)
{
DestroyWindow (GameTitleWindow);
GameTitleWindow = NULL;
}
ST_Util_SizeWindowForBitmap (1);
LayoutMainWindow (Window, NULL);
InvalidateRect (StartupScreen, NULL, TRUE);
// Does this screen need blinking?
for (i = 0; i < 80*25; ++i)
{
if (endoom_screen[1+i*2] & 0x80)
{
blinking = true;
break;
}
}
if (blinking && SetTimer (Window, 0x5A15A, BLINK_PERIOD, NULL) == 0)
{
blinking = false;
}
// Wait until any key has been pressed or a quit message has been received
for (;;)
{
bRet = GetMessage (&mess, NULL, 0, 0);
if (bRet == 0 || bRet == -1 || // bRet == 0 means we received WM_QUIT
mess.message == WM_KEYDOWN || mess.message == WM_SYSKEYDOWN || mess.message == WM_LBUTTONDOWN)
{
if (blinking)
{
KillTimer (Window, 0x5A15A);
}
ST_Util_FreeBitmap (StartupBitmap);
ST_Util_FreeFont (font);
exit (int(bRet == 0 ? mess.wParam : 0));
}
else if (blinking && mess.message == WM_TIMER && mess.hwnd == Window && mess.wParam == 0x5A15A)
{
ST_Util_UpdateTextBlink (StartupBitmap, endoom_screen, font, blinkstate);
blinkstate = !blinkstate;
}
TranslateMessage (&mess);
DispatchMessage (&mess);
}
}
//==========================================================================
//
// ST_Util_CreateStartupWindow
//
// Creates the static control that will draw the startup screen.
//
//==========================================================================
bool ST_Util_CreateStartupWindow ()
{
StartupScreen = CreateWindowEx (WS_EX_NOPARENTNOTIFY, "STATIC", NULL,
WS_CHILD | WS_VISIBLE | WS_CLIPSIBLINGS | SS_OWNERDRAW,
0, 0, 0, 0, Window, NULL, g_hInst, NULL);
if (StartupScreen == NULL)
{
return false;
}
SetWindowLong (StartupScreen, GWL_ID, IDC_STATIC_STARTUP);
return true;
}
//==========================================================================
//
// ST_Util_SizeWindowForBitmap
//
// Resizes the main window so that the startup bitmap will be drawn
// at the desired scale.
//
//==========================================================================
void ST_Util_SizeWindowForBitmap (int scale)
{
DEVMODE displaysettings;
int w, h, cx, cy, x, y;
RECT rect;
if (GameTitleWindow != NULL)
{
GetClientRect (GameTitleWindow, &rect);
}
else
{
rect.bottom = 0;
}
w = StartupBitmap->bmiHeader.biWidth * scale + GetSystemMetrics (SM_CXSIZEFRAME)*2;
h = StartupBitmap->bmiHeader.biHeight * scale + rect.bottom
+ GetSystemMetrics (SM_CYSIZEFRAME) * 2 + GetSystemMetrics (SM_CYCAPTION);
// Resize the window, but keep its center point the same, unless that
// puts it partially offscreen.
memset (&displaysettings, 0, sizeof(displaysettings));
displaysettings.dmSize = sizeof(displaysettings);
EnumDisplaySettings (NULL, ENUM_CURRENT_SETTINGS, &displaysettings);
GetWindowRect (Window, &rect);
cx = (rect.left + rect.right) / 2;
cy = (rect.top + rect.bottom) / 2;
x = cx - w / 2;
y = cy - h / 2;
if (x + w > (int)displaysettings.dmPelsWidth)
{
x = displaysettings.dmPelsWidth - w;
}
if (x < 0)
{
x = 0;
}
if (y + h > (int)displaysettings.dmPelsHeight)
{
y = displaysettings.dmPelsHeight - h;
}
if (y < 0)
{
y = 0;
}
MoveWindow (Window, x, y, w, h, TRUE);
}
//==========================================================================
//
// ST_Util_PlanarToChunky4
//
// Convert a 4-bpp planar image to chunky pixels.
//
//==========================================================================
void ST_Util_PlanarToChunky4 (BYTE *dest, const BYTE *src, int width, int height)
{
int y, x;
const BYTE *src1, *src2, *src3, *src4;
size_t plane_size = width / 8 * height;
src1 = src;
src2 = src1 + plane_size;
src3 = src2 + plane_size;
src4 = src3 + plane_size;
for (y = height; y > 0; --y)
{
for (x = width; x > 0; x -= 8)
{
// Pixels 0 and 1
dest[0] = (*src4 & 0x80) | ((*src3 & 0x80) >> 1) | ((*src2 & 0x80) >> 2) | ((*src1 & 0x80) >> 3) |
((*src4 & 0x40) >> 3) | ((*src3 & 0x40) >> 4) | ((*src2 & 0x40) >> 5) | ((*src1 & 0x40) >> 6);
// Pixels 2 and 3
dest[1] = ((*src4 & 0x20) << 2) | ((*src3 & 0x20) << 1) | ((*src2 & 0x20)) | ((*src1 & 0x20) >> 1) |
((*src4 & 0x10) >> 1) | ((*src3 & 0x10) >> 2) | ((*src2 & 0x10) >> 3) | ((*src1 & 0x10) >> 4);
// Pixels 4 and 5
dest[2] = ((*src4 & 0x08) << 4) | ((*src3 & 0x08) << 3) | ((*src2 & 0x08) << 2) | ((*src1 & 0x08) << 1) |
((*src4 & 0x04) << 1) | ((*src3 & 0x04)) | ((*src2 & 0x04) >> 1) | ((*src1 & 0x04) >> 2);
// Pixels 6 and 7
dest[3] = ((*src4 & 0x02) << 6) | ((*src3 & 0x02) << 5) | ((*src2 & 0x02) << 4) | ((*src1 & 0x02) << 3) |
((*src4 & 0x01) << 3) | ((*src3 & 0x01) << 2) | ((*src2 & 0x01) << 1) | ((*src1 & 0x01));
dest += 4;
src1 += 1;
src2 += 1;
src3 += 1;
src4 += 1;
}
}
}
//==========================================================================
//
// ST_Util_DrawBlock
//
//==========================================================================
void ST_Util_DrawBlock (BITMAPINFO *bitmap_info, const BYTE *src, int x, int y, int bytewidth, int height)
{
if (src == NULL)
{
return;
}
int pitchshift = int(bitmap_info->bmiHeader.biBitCount == 4);
int destpitch = bitmap_info->bmiHeader.biWidth >> pitchshift;
BYTE *dest = ST_Util_BitsForBitmap(bitmap_info) + (x >> pitchshift) + y * destpitch;
ST_Util_InvalidateRect (StartupScreen, bitmap_info, x, y, x + (bytewidth << pitchshift), y + height);
if (bytewidth == 8)
{ // progress notches
for (; height > 0; --height)
{
((DWORD *)dest)[0] = ((const DWORD *)src)[0];
((DWORD *)dest)[1] = ((const DWORD *)src)[1];
dest += destpitch;
src += 8;
}
}
else if (bytewidth == 2)
{ // net progress notches
for (; height > 0; --height)
{
*((WORD *)dest) = *((const WORD *)src);
dest += destpitch;
src += 2;
}
}
else
{
for (; height > 0; --height)
{
memcpy (dest, src, bytewidth);
dest += destpitch;
src += bytewidth;
}
}
}
//==========================================================================
//
// ST_Util_ClearBlock
//
//==========================================================================
void ST_Util_ClearBlock (BITMAPINFO *bitmap_info, BYTE fill, int x, int y, int bytewidth, int height)
{
int pitchshift = int(bitmap_info->bmiHeader.biBitCount == 4);
int destpitch = bitmap_info->bmiHeader.biWidth >> pitchshift;
BYTE *dest = ST_Util_BitsForBitmap(bitmap_info) + (x >> pitchshift) + y * destpitch;
ST_Util_InvalidateRect (StartupScreen, bitmap_info, x, y, x + (bytewidth << pitchshift), y + height);
while (height > 0)
{
memset (dest, fill, bytewidth);
dest += destpitch;
height--;
}
}
//==========================================================================
//
// ST_Util_CreateBitmap
//
// Creates a BITMAPINFOHEADER, RGBQUAD, and pixel data arranged
// consecutively in memory (in other words, a normal Windows BMP file).
// The BITMAPINFOHEADER will be filled in, and the caller must fill
// in the color and pixel data.
//
// You must pass 4 or 8 for color_bits.
//
//==========================================================================
BITMAPINFO *ST_Util_CreateBitmap (int width, int height, int color_bits)
{
DWORD size_image = (width * height) >> int(color_bits == 4);
BITMAPINFO *bitmap_info = (BITMAPINFO *)M_Malloc (sizeof(BITMAPINFOHEADER) +
(sizeof(RGBQUAD) << color_bits) + size_image);
// Initialize the header.
bitmap_info->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
bitmap_info->bmiHeader.biWidth = width;
bitmap_info->bmiHeader.biHeight = height;
bitmap_info->bmiHeader.biPlanes = 1;
bitmap_info->bmiHeader.biBitCount = color_bits;
bitmap_info->bmiHeader.biCompression = 0;
bitmap_info->bmiHeader.biSizeImage = size_image;
bitmap_info->bmiHeader.biXPelsPerMeter = 0;
bitmap_info->bmiHeader.biYPelsPerMeter = 0;
bitmap_info->bmiHeader.biClrUsed = 1 << color_bits;
bitmap_info->bmiHeader.biClrImportant = 0;
return bitmap_info;
}
//==========================================================================
//
// ST_Util_BitsForBitmap
//
// Given a bitmap created by ST_Util_CreateBitmap, returns the start
// address for the pixel data for the bitmap.
//
//==========================================================================
BYTE *ST_Util_BitsForBitmap (BITMAPINFO *bitmap_info)
{
return (BYTE *)bitmap_info + sizeof(BITMAPINFOHEADER) + (sizeof(RGBQUAD) << bitmap_info->bmiHeader.biBitCount);
}
//==========================================================================
//
// ST_Util_FreeBitmap
//
// Frees all the data for a bitmap created by ST_Util_CreateBitmap.
//
//==========================================================================
void ST_Util_FreeBitmap (BITMAPINFO *bitmap_info)
{
M_Free (bitmap_info);
}
//==========================================================================
//
// ST_Util_BitmapColorsFromPlaypal
//
// Fills the bitmap palette from the PLAYPAL lump.
//
//==========================================================================
void ST_Util_BitmapColorsFromPlaypal (BITMAPINFO *bitmap_info)
{
BYTE playpal[768];
int i;
{
FWadLump lumpr = Wads.OpenLumpName ("PLAYPAL");
lumpr.Read (playpal, 768);
}
for (i = 0; i < 256; ++i)
{
bitmap_info->bmiColors[i].rgbBlue = playpal[i*3+2];
bitmap_info->bmiColors[i].rgbGreen = playpal[i*3+1];
bitmap_info->bmiColors[i].rgbRed = playpal[i*3];
bitmap_info->bmiColors[i].rgbReserved = 0;
}
}
//==========================================================================
//
// ST_Util_InvalidateRect
//
// Invalidates the portion of the window that the specified rect of the
// bitmap appears in.
//
//==========================================================================
void ST_Util_InvalidateRect (HWND hwnd, BITMAPINFO *bitmap_info, int left, int top, int right, int bottom)
{
RECT rect;
GetClientRect (hwnd, &rect);
rect.left = left * rect.right / bitmap_info->bmiHeader.biWidth - 1;
rect.top = top * rect.bottom / bitmap_info->bmiHeader.biHeight - 1;
rect.right = right * rect.right / bitmap_info->bmiHeader.biWidth + 1;
rect.bottom = bottom * rect.bottom / bitmap_info->bmiHeader.biHeight + 1;
InvalidateRect (hwnd, &rect, FALSE);
}
//==========================================================================
//
// ST_Util_LoadFont
//
// Loads a monochrome fixed-width font. Every character is one byte
// (eight pixels) wide, so we can deduce the height of each character
// by looking at the size of the font data.
//
//==========================================================================
BYTE *ST_Util_LoadFont (const char *filename)
{
int lumpnum, lumplen, height;
BYTE *font;
lumpnum = Wads.CheckNumForFullName (filename);
if (lumpnum < 0)
{ // font not found
return NULL;
}
lumplen = Wads.LumpLength (lumpnum);
height = lumplen / 256;
if (height * 256 != lumplen)
{ // font is a bad size
return NULL;
}
if (height < 6 || height > 36)
{ // let's be reasonable here
return NULL;
}
font = new BYTE[lumplen + 1];
font[0] = height; // Store font height in the first byte.
Wads.ReadLump (lumpnum, font + 1);
return font;
}
void ST_Util_FreeFont (BYTE *font)
{
delete[] font;
}
//==========================================================================
//
// ST_Util_AllocTextBitmap
//
// Returns a bitmap properly sized to hold an 80x25 display of characters
// using the specified font.
//
//==========================================================================
BITMAPINFO *ST_Util_AllocTextBitmap (const BYTE *font)
{
BITMAPINFO *bitmap = ST_Util_CreateBitmap (80 * 8, 25 * font[0], 4);
memcpy (bitmap->bmiColors, TextModePalette, sizeof(TextModePalette));
return bitmap;
}
//==========================================================================
//
// ST_Util_DrawTextScreen
//
// Draws the text screen to the bitmap. The bitmap must be the proper size
// for the font.
//
//==========================================================================
void ST_Util_DrawTextScreen (BITMAPINFO *bitmap_info, const BYTE *text_screen, const BYTE *font)
{
int x, y;
for (y = 0; y < 25; ++y)
{
for (x = 0; x < 80; ++x)
{
ST_Util_DrawChar (bitmap_info, font, x, y, text_screen[0], text_screen[1]);
text_screen += 2;
}
}
}
//==========================================================================
//
// ST_Util_DrawChar
//
// Draws a character on the bitmap. X and Y specify the character cell,
// and fg and bg are 4-bit colors.
//
//==========================================================================
void ST_Util_DrawChar (BITMAPINFO *screen, const BYTE *font, int x, int y, BYTE charnum, BYTE attrib)
{
const BYTE bg_left = attrib & 0x70;
const BYTE fg = attrib & 0x0F;
const BYTE fg_left = fg << 4;
const BYTE bg = bg_left >> 4;
const BYTE color_array[4] = { bg_left | bg, attrib & 0x7F, fg_left | bg, fg_left | fg };
const BYTE *src = font + 1 + charnum * font[0];
int pitch = screen->bmiHeader.biWidth >> 1;
BYTE *dest = ST_Util_BitsForBitmap(screen) + x*4 + y * font[0] * pitch;
for (y = font[0]; y > 0; --y)
{
BYTE srcbyte = *src++;
// Pixels 0 and 1
dest[0] = color_array[(srcbyte >> 6) & 3];
// Pixels 2 and 3
dest[1] = color_array[(srcbyte >> 4) & 3];
// Pixels 4 and 5
dest[2] = color_array[(srcbyte >> 2) & 3];
// Pixels 6 and 7
dest[3] = color_array[(srcbyte) & 3];
dest += pitch;
}
}
//==========================================================================
//
// ST_Util_UpdateTextBlink
//
// Draws the parts of the text screen that blink to the bitmap. The bitmap
// must be the proper size for the font.
//
//==========================================================================
void ST_Util_UpdateTextBlink (BITMAPINFO *bitmap_info, const BYTE *text_screen, const BYTE *font, bool on)
{
int x, y;
for (y = 0; y < 25; ++y)
{
for (x = 0; x < 80; ++x)
{
if (text_screen[1] & 0x80)
{
ST_Util_DrawChar (bitmap_info, font, x, y, on ? text_screen[0] : ' ', text_screen[1]);
ST_Util_InvalidateRect (Window, bitmap_info, x*8, y*font[0], x*8+8, y*font[0]+font[0]);
}
text_screen += 2;
}
}
}
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