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text.c
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/* -*- mode: c; tab-width: 4; c-basic-offset: 3; c-file-style: "linux" -*- */
//
// Copyright (c) 2008, Wei Mingzhi <[email protected]>.
// All rights reserved.
//
// Portions based on PALx Project by palxex.
// Copyright (c) 2006-2008, Pal Lockheart <[email protected]>.
//
// This file is part of SDLPAL.
//
// SDLPAL 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 3 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, see <http://www.gnu.org/licenses/>.
//
#include "main.h"
#define WORD_LENGTH 10
#define FONT_COLOR_DEFAULT 0x4F
#define FONT_COLOR_YELLOW 0x2D
#define FONT_COLOR_RED 0x1A
#define FONT_COLOR_CYAN 0x8D
#define FONT_COLOR_CYAN_ALT 0x8C
BOOL g_fUpdatedInBattle = FALSE;
static const char g_rgszAdditionalWords[][WORD_LENGTH + 1] = {
{0xBE, 0xD4, 0xB0, 0xAB, 0xB3, 0x74, 0xAB, 0xD7, 0x00, 0x00, 0x00}, // Battle Speed
{0xA4, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}, // 1
{0xA4, 0x47, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}, // 2
{0xA4, 0x54, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}, // 3
{0xA5, 0x7C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}, // 4
{0xA4, 0xAD, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}, // 5
};
typedef struct tagTEXTLIB
{
LPBYTE lpWordBuf;
LPBYTE lpMsgBuf;
LPDWORD lpMsgOffset;
int nWords;
int nMsgs;
int nCurrentDialogLine;
BYTE bCurrentFontColor;
PAL_POS posIcon;
PAL_POS posDialogTitle;
PAL_POS posDialogText;
BYTE bDialogPosition;
BYTE bIcon;
int iDelayTime;
BOOL fUserSkip;
BOOL fPlayingRNG;
BYTE bufDialogIcons[282];
} TEXTLIB, *LPTEXTLIB;
static TEXTLIB g_TextLib;
INT
PAL_InitText(
VOID
)
/*++
Purpose:
Initialize the in-game texts.
Parameters:
None.
Return value:
0 = success.
-1 = memory allocation error.
--*/
{
FILE *fpMsg, *fpWord;
int i;
//
// Open the message and word data files.
//
fpMsg = UTIL_OpenRequiredFile("m.msg");
fpWord = UTIL_OpenRequiredFile("word.dat");
//
// See how many words we have
//
fseek(fpWord, 0, SEEK_END);
i = ftell(fpWord);
//
// Each word has 10 bytes
//
g_TextLib.nWords = (i + (WORD_LENGTH - 1)) / WORD_LENGTH;
//
// Read the words
//
g_TextLib.lpWordBuf = (LPBYTE)malloc(i);
if (g_TextLib.lpWordBuf == NULL)
{
fclose(fpWord);
fclose(fpMsg);
return -1;
}
fseek(fpWord, 0, SEEK_SET);
fread(g_TextLib.lpWordBuf, i, 1, fpWord);
//
// Close the words file
//
fclose(fpWord);
//
// Read the message offsets. The message offsets are in SSS.MKF #3
//
i = PAL_MKFGetChunkSize(3, gpGlobals->f.fpSSS) / sizeof(DWORD);
g_TextLib.nMsgs = i - 1;
g_TextLib.lpMsgOffset = (LPDWORD)malloc(i * sizeof(DWORD));
if (g_TextLib.lpMsgOffset == NULL)
{
free(g_TextLib.lpWordBuf);
fclose(fpMsg);
return -1;
}
PAL_MKFReadChunk((LPBYTE)(g_TextLib.lpMsgOffset), i * sizeof(DWORD), 3,
gpGlobals->f.fpSSS);
//
// Read the messages.
//
fseek(fpMsg, 0, SEEK_END);
i = ftell(fpMsg);
g_TextLib.lpMsgBuf = (LPBYTE)malloc(i);
if (g_TextLib.lpMsgBuf == NULL)
{
free(g_TextLib.lpMsgOffset);
free(g_TextLib.lpWordBuf);
fclose(fpMsg);
return -1;
}
fseek(fpMsg, 0, SEEK_SET);
fread(g_TextLib.lpMsgBuf, 1, i, fpMsg);
fclose(fpMsg);
g_TextLib.bCurrentFontColor = FONT_COLOR_DEFAULT;
g_TextLib.bIcon = 0;
g_TextLib.posIcon = 0;
g_TextLib.nCurrentDialogLine = 0;
g_TextLib.iDelayTime = 3;
g_TextLib.posDialogTitle = PAL_XY(12, 8);
g_TextLib.posDialogText = PAL_XY(44, 26);
g_TextLib.bDialogPosition = kDialogUpper;
g_TextLib.fUserSkip = FALSE;
PAL_MKFReadChunk(g_TextLib.bufDialogIcons, 282, 12, gpGlobals->f.fpDATA);
return 0;
}
VOID
PAL_FreeText(
VOID
)
/*++
Purpose:
Free the memory used by the texts.
Parameters:
None.
Return value:
None.
--*/
{
if (g_TextLib.lpMsgBuf != NULL)
{
free(g_TextLib.lpMsgBuf);
g_TextLib.lpMsgBuf = NULL;
}
if (g_TextLib.lpMsgOffset != NULL)
{
free(g_TextLib.lpMsgOffset);
g_TextLib.lpMsgOffset = NULL;
}
if (g_TextLib.lpWordBuf != NULL)
{
free(g_TextLib.lpWordBuf);
g_TextLib.lpWordBuf = NULL;
}
}
LPCSTR
PAL_GetWord(
WORD wNumWord
)
/*++
Purpose:
Get the specified word.
Parameters:
[IN] wNumWord - the number of the requested word.
Return value:
Pointer to the requested word. NULL if not found.
--*/
{
static char buf[WORD_LENGTH + 1];
if (wNumWord >= PAL_ADDITIONAL_WORD_FIRST)
{
return g_rgszAdditionalWords[wNumWord - PAL_ADDITIONAL_WORD_FIRST];
}
if (wNumWord >= g_TextLib.nWords)
{
return NULL;
}
memcpy(buf, &g_TextLib.lpWordBuf[wNumWord * WORD_LENGTH], WORD_LENGTH);
buf[WORD_LENGTH] = '\0';
//
// Remove the trailing spaces
//
trim(buf);
if ((strlen(buf) & 1) != 0 && buf[strlen(buf) - 1] == '1')
{
buf[strlen(buf) - 1] = '\0';
}
return buf;
}
LPCSTR
PAL_GetMsg(
WORD wNumMsg
)
/*++
Purpose:
Get the specified message.
Parameters:
[IN] wNumMsg - the number of the requested message.
Return value:
Pointer to the requested message. NULL if not found.
--*/
{
static char buf[256];
DWORD dwOffset, dwSize;
if (wNumMsg >= g_TextLib.nMsgs)
{
return NULL;
}
dwOffset = SWAP32(g_TextLib.lpMsgOffset[wNumMsg]);
dwSize = SWAP32(g_TextLib.lpMsgOffset[wNumMsg + 1]) - dwOffset;
assert(dwSize < 255);
memcpy(buf, &g_TextLib.lpMsgBuf[dwOffset], dwSize);
buf[dwSize] = '\0';
return buf;
}
VOID
PAL_DrawText(
LPCSTR lpszText,
PAL_POS pos,
BYTE bColor,
BOOL fShadow,
BOOL fUpdate
)
/*++
Purpose:
Draw text on the screen.
Parameters:
[IN] lpszText - the text to be drawn.
[IN] pos - Position of the text.
[IN] bColor - Color of the text.
[IN] fShadow - TRUE if the text is shadowed or not.
[IN] fUpdate - TRUE if update the screen area.
Return value:
None.
--*/
{
SDL_Rect rect, urect;
WORD wChar;
rect.x = PAL_X(pos);
rect.y = PAL_Y(pos);
urect.x = rect.x;
urect.y = rect.y;
#ifdef PAL_WIN95
urect.h = 17;
#else
urect.h = 16;
#endif
urect.w = 0;
while (*lpszText)
{
//
// Draw the character
//
if (*lpszText & 0x80)
{
//
// Chinese Character
//
wChar = SWAP16(((LPBYTE)lpszText)[0] | (((LPBYTE)lpszText)[1] << 8));
if (fShadow)
{
PAL_DrawCharOnSurface(wChar, gpScreen, PAL_XY(rect.x + 1, rect.y + 1), 0);
PAL_DrawCharOnSurface(wChar, gpScreen, PAL_XY(rect.x + 1, rect.y), 0);
}
PAL_DrawCharOnSurface(wChar, gpScreen, PAL_XY(rect.x, rect.y), bColor);
lpszText += 2;
rect.x += 16;
urect.w += 16;
}
else
{
//
// ASCII character
//
if (fShadow)
{
PAL_DrawASCIICharOnSurface(*lpszText, gpScreen, PAL_XY(rect.x + 1, rect.y + 1), 0);
PAL_DrawASCIICharOnSurface(*lpszText, gpScreen, PAL_XY(rect.x + 1, rect.y), 0);
}
PAL_DrawASCIICharOnSurface(*lpszText, gpScreen, PAL_XY(rect.x, rect.y), bColor);
lpszText++;
rect.x += 8;
urect.w += 8;
}
}
//
// Update the screen area
//
if (fUpdate && urect.w > 0)
{
#ifdef PAL_WIN95
urect.w++;
if (urect.x + urect.w > 320)
{
urect.w = 320 - urect.x;
}
#endif
VIDEO_UpdateScreen(&urect);
}
}
VOID
PAL_DialogSetDelayTime(
INT iDelayTime
)
/*++
Purpose:
Set the delay time for dialog.
Parameters:
[IN] iDelayTime - the delay time to be set.
Return value:
None.
--*/
{
g_TextLib.iDelayTime = iDelayTime;
}
VOID
PAL_StartDialog(
BYTE bDialogLocation,
BYTE bFontColor,
INT iNumCharFace,
BOOL fPlayingRNG
)
/*++
Purpose:
Start a new dialog.
Parameters:
[IN] bDialogLocation - the location of the text on the screen.
[IN] bFontColor - the font color of the text.
[IN] iNumCharFace - number of the character face in RGM.MKF.
[IN] fPlayingRNG - whether we are playing a RNG video or not.
Return value:
None.
--*/
{
PAL_LARGE BYTE buf[16384];
SDL_Rect rect;
if (gpGlobals->fInBattle && !g_fUpdatedInBattle)
{
//
// Update the screen in battle, or the graphics may seem messed up
//
VIDEO_UpdateScreen(NULL);
g_fUpdatedInBattle = TRUE;
}
g_TextLib.bIcon = 0;
g_TextLib.posIcon = 0;
g_TextLib.nCurrentDialogLine = 0;
g_TextLib.posDialogTitle = PAL_XY(12, 8);
g_TextLib.fUserSkip = FALSE;
if (bFontColor != 0)
{
g_TextLib.bCurrentFontColor = bFontColor;
}
if (fPlayingRNG && iNumCharFace)
{
VIDEO_BackupScreen();
g_TextLib.fPlayingRNG = TRUE;
}
switch (bDialogLocation)
{
case kDialogUpper:
if (iNumCharFace > 0)
{
//
// Display the character face at the upper part of the screen
//
if (PAL_MKFReadChunk(buf, 16384, iNumCharFace, gpGlobals->f.fpRGM) > 0)
{
rect.w = PAL_RLEGetWidth((LPCBITMAPRLE)buf);
rect.h = PAL_RLEGetHeight((LPCBITMAPRLE)buf);
rect.x = 48 - rect.w / 2;
rect.y = 55 - rect.h / 2;
if (rect.x < 0)
{
rect.x = 0;
}
if (rect.y < 0)
{
rect.y = 0;
}
PAL_RLEBlitToSurface((LPCBITMAPRLE)buf, gpScreen, PAL_XY(rect.x, rect.y));
if (rect.x < 0)
{
rect.x = 0;
}
if (rect.y < 0)
{
rect.y = 0;
}
VIDEO_UpdateScreen(&rect);
}
}
g_TextLib.posDialogTitle = PAL_XY(iNumCharFace > 0 ? 80 : 12, 8);
g_TextLib.posDialogText = PAL_XY(iNumCharFace > 0 ? 96 : 44, 26);
break;
case kDialogCenter:
g_TextLib.posDialogText = PAL_XY(80, 40);
break;
case kDialogLower:
if (iNumCharFace > 0)
{
//
// Display the character face at the lower part of the screen
//
if (PAL_MKFReadChunk(buf, 16384, iNumCharFace, gpGlobals->f.fpRGM) > 0)
{
rect.x = 270 - PAL_RLEGetWidth((LPCBITMAPRLE)buf) / 2;
rect.y = 144 - PAL_RLEGetHeight((LPCBITMAPRLE)buf) / 2;
PAL_RLEBlitToSurface((LPCBITMAPRLE)buf, gpScreen, PAL_XY(rect.x, rect.y));
VIDEO_UpdateScreen(NULL);
}
}
g_TextLib.posDialogTitle = PAL_XY(iNumCharFace > 0 ? 4 : 12, 108);
g_TextLib.posDialogText = PAL_XY(iNumCharFace > 0 ? 20 : 44, 126);
break;
case kDialogCenterWindow:
g_TextLib.posDialogText = PAL_XY(160, 40);
break;
}
g_TextLib.bDialogPosition = bDialogLocation;
}
static VOID
PAL_DialogWaitForKey(
VOID
)
/*++
Purpose:
Wait for player to press a key after showing a dialog.
Parameters:
None.
Return value:
None.
--*/
{
PAL_LARGE SDL_Color palette[256];
SDL_Color *pCurrentPalette, t;
int i;
//
// get the current palette
//
pCurrentPalette = PAL_GetPalette(gpGlobals->wNumPalette, gpGlobals->fNightPalette);
memcpy(palette, pCurrentPalette, sizeof(palette));
if (g_TextLib.bDialogPosition != kDialogCenterWindow &&
g_TextLib.bDialogPosition != kDialogCenter)
{
//
// show the icon
//
LPCBITMAPRLE p = PAL_SpriteGetFrame(g_TextLib.bufDialogIcons, g_TextLib.bIcon);
if (p != NULL)
{
SDL_Rect rect;
rect.x = PAL_X(g_TextLib.posIcon);
rect.y = PAL_Y(g_TextLib.posIcon);
rect.w = 16;
rect.h = 16;
PAL_RLEBlitToSurface(p, gpScreen, g_TextLib.posIcon);
VIDEO_UpdateScreen(&rect);
}
}
PAL_ClearKeyState();
while (TRUE)
{
UTIL_Delay(100);
if (g_TextLib.bDialogPosition != kDialogCenterWindow &&
g_TextLib.bDialogPosition != kDialogCenter)
{
//
// palette shift
//
t = palette[0xF9];
for (i = 0xF9; i < 0xFE; i++)
{
palette[i] = palette[i + 1];
}
palette[0xFE] = t;
VIDEO_SetPalette(palette);
}
if (g_InputState.dwKeyPress != 0)
{
break;
}
}
if (g_TextLib.bDialogPosition != kDialogCenterWindow &&
g_TextLib.bDialogPosition != kDialogCenter)
{
PAL_SetPalette(gpGlobals->wNumPalette, gpGlobals->fNightPalette);
}
PAL_ClearKeyState();
g_TextLib.fUserSkip = FALSE;
}
VOID
PAL_ShowDialogText(
LPCSTR lpszText
)
/*++
Purpose:
Show one line of the dialog text.
Parameters:
[IN] lpszText - the text to be shown.
Return value:
None.
--*/
{
SDL_Rect rect;
int x, y, len = strlen(lpszText);
PAL_ClearKeyState();
g_TextLib.bIcon = 0;
if (gpGlobals->fInBattle && !g_fUpdatedInBattle)
{
//
// Update the screen in battle, or the graphics may seem messed up
//
VIDEO_UpdateScreen(NULL);
g_fUpdatedInBattle = TRUE;
}
if (g_TextLib.nCurrentDialogLine > 3)
{
//
// The rest dialogs should be shown in the next page.
//
PAL_DialogWaitForKey();
g_TextLib.nCurrentDialogLine = 0;
VIDEO_RestoreScreen();
VIDEO_UpdateScreen(NULL);
}
x = PAL_X(g_TextLib.posDialogText);
y = PAL_Y(g_TextLib.posDialogText) + g_TextLib.nCurrentDialogLine * 18;
if (g_TextLib.bDialogPosition == kDialogCenterWindow)
{
//
// The text should be shown in a small window at the center of the screen
//
#ifndef PAL_CLASSIC
if (gpGlobals->fInBattle && g_Battle.BattleResult == kBattleResultOnGoing)
{
PAL_BattleUIShowText(lpszText, 1400);
}
else
#endif
{
PAL_POS pos;
LPBOX lpBox;
//
// Create the window box
//
pos = PAL_XY(PAL_X(g_TextLib.posDialogText) - len * 4, PAL_Y(g_TextLib.posDialogText));
lpBox = PAL_CreateSingleLineBox(pos, (len + 1) / 2, TRUE);
rect.x = PAL_X(pos);
rect.y = PAL_Y(pos);
rect.w = 320 - rect.x * 2 + 32;
rect.h = 64;
//
// Show the text on the screen
//
pos = PAL_XY(PAL_X(pos) + 8 + ((len & 1) << 2), PAL_Y(pos) + 10);
PAL_DrawText(lpszText, pos, 0, FALSE, FALSE);
VIDEO_UpdateScreen(&rect);
PAL_DialogWaitForKey();
//
// Delete the box
//
PAL_DeleteBox(lpBox);
VIDEO_UpdateScreen(&rect);
PAL_EndDialog();
}
}
else
{
if (g_TextLib.nCurrentDialogLine == 0 &&
g_TextLib.bDialogPosition != kDialogCenter &&
(((BYTE)lpszText[len - 1] == 0x47 && (BYTE)lpszText[len - 2] == 0xA1) ||
((BYTE)lpszText[len - 1] == 0xBA && (BYTE)lpszText[len - 2] == 0xA3) ||
((BYTE)lpszText[len - 1] == 0xC3 && (BYTE)lpszText[len - 2] == 0xA1) ||
((BYTE)lpszText[len - 1] == ':')))
{
//
// name of character
//
PAL_DrawText(lpszText, g_TextLib.posDialogTitle, FONT_COLOR_CYAN_ALT, TRUE, TRUE);
}
else
{
//
// normal texts
//
char text[3];
if (!g_TextLib.fPlayingRNG && g_TextLib.nCurrentDialogLine == 0)
{
//
// Save the screen before we show the first line of dialog
//
VIDEO_BackupScreen();
}
while (lpszText != NULL && *lpszText != '\0')
{
switch (*lpszText)
{
case '-':
//
// Set the font color to Cyan
//
if (g_TextLib.bCurrentFontColor == FONT_COLOR_CYAN)
{
g_TextLib.bCurrentFontColor = FONT_COLOR_DEFAULT;
}
else
{
g_TextLib.bCurrentFontColor = FONT_COLOR_CYAN;
}
lpszText++;
break;
#ifndef PAL_WIN95
case '\'':
//
// Set the font color to Red
//
if (g_TextLib.bCurrentFontColor == FONT_COLOR_RED)
{
g_TextLib.bCurrentFontColor = FONT_COLOR_DEFAULT;
}
else
{
g_TextLib.bCurrentFontColor = FONT_COLOR_RED;
}
lpszText++;
break;
#endif
case '\"':
//
// Set the font color to Yellow
//
if (g_TextLib.bCurrentFontColor == FONT_COLOR_YELLOW)
{
g_TextLib.bCurrentFontColor = FONT_COLOR_DEFAULT;
}
else
{
g_TextLib.bCurrentFontColor = FONT_COLOR_YELLOW;
}
lpszText++;
break;
case '$':
//
// Set the delay time of text-displaying
//
g_TextLib.iDelayTime = atoi(lpszText + 1) * 10 / 7;
lpszText += 3;
break;
case '~':
//
// Delay for a period and quit
//
UTIL_Delay(atoi(lpszText + 1) * 80 / 7);
g_TextLib.nCurrentDialogLine = 0;
g_TextLib.fUserSkip = FALSE;
return; // don't go further
case ')':
//
// Set the waiting icon
//
g_TextLib.bIcon = 1;
lpszText++;
break;
case '(':
//
// Set the waiting icon
//
g_TextLib.bIcon = 2;
lpszText++;
break;
case '\\':
lpszText++;
default:
if (*lpszText & 0x80)
{
text[0] = lpszText[0];
text[1] = lpszText[1];
text[2] = '\0';
lpszText += 2;
}
else
{
text[0] = *lpszText;
text[1] = '\0';
lpszText++;
}
PAL_DrawText(text, PAL_XY(x, y), g_TextLib.bCurrentFontColor, TRUE, TRUE);
x += ((text[0] & 0x80) ? 16 : 8);
if (!g_TextLib.fUserSkip)
{
PAL_ClearKeyState();
UTIL_Delay(g_TextLib.iDelayTime * 8);
if (g_InputState.dwKeyPress & (kKeySearch | kKeyMenu))
{
//
// User pressed a key to skip the dialog
//
g_TextLib.fUserSkip = TRUE;
}
}
}
}
g_TextLib.posIcon = PAL_XY(x, y);
g_TextLib.nCurrentDialogLine++;
}
}
}
VOID
PAL_ClearDialog(
BOOL fWaitForKey
)
/*++
Purpose:
Clear the state of the dialog.
Parameters:
[IN] fWaitForKey - whether wait for any key or not.
Return value:
None.
--*/
{
if (g_TextLib.nCurrentDialogLine > 0 && fWaitForKey)
{
PAL_DialogWaitForKey();
}
g_TextLib.nCurrentDialogLine = 0;
if (g_TextLib.bDialogPosition == kDialogCenter)
{
g_TextLib.posDialogTitle = PAL_XY(12, 8);
g_TextLib.posDialogText = PAL_XY(44, 26);
g_TextLib.bCurrentFontColor = FONT_COLOR_DEFAULT;
g_TextLib.bDialogPosition = kDialogUpper;
}
}
VOID
PAL_EndDialog(
VOID
)
/*++
Purpose:
Ends a dialog.
Parameters:
None.
Return value:
None.
--*/
{
PAL_ClearDialog(TRUE);
//
// Set some default parameters, as there are some parts of script
// which doesn't have a "start dialog" instruction before showing the dialog.
//
g_TextLib.posDialogTitle = PAL_XY(12, 8);
g_TextLib.posDialogText = PAL_XY(44, 26);
g_TextLib.bCurrentFontColor = FONT_COLOR_DEFAULT;
g_TextLib.bDialogPosition = kDialogUpper;
g_TextLib.fUserSkip = FALSE;
g_TextLib.fPlayingRNG = FALSE;
}
BOOL
PAL_IsInDialog(
VOID
)
/*++
Purpose:
Check if there are dialog texts on the screen.
Parameters:
None.
Return value:
TRUE if there are dialog texts on the screen, FALSE if not.
--*/
{
return (g_TextLib.nCurrentDialogLine != 0);
}
BOOL
PAL_DialogIsPlayingRNG(
VOID
)
/*++
Purpose:
Check if the script used the RNG playing parameter when displaying texts.
Parameters:
None.
Return value:
TRUE if the script used the RNG playing parameter, FALSE if not.
--*/