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mirror of https://github.com/blupi-games/planetblupi synced 2024-12-30 10:15:36 +01:00
planetblupi/src/text.cxx
Mathieu Schroeter c731fb7dd3 Remove dead code
2018-07-27 14:29:51 +02:00

416 lines
9.8 KiB
C++

/*
* This file is part of the planetblupi source code
* Copyright (C) 1997, Daniel Roux & EPSITEC SA
* Copyright (C) 2017, Mathieu Schroeter
* http://epsitec.ch; http://www.blupi.org; http://github.com/blupi-games
*
* 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 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://gnu.org/licenses
*/
#include <stdio.h>
#include <stdlib.h>
#include "blupi.h"
#include "def.h"
#include "event.h"
#include "misc.h"
#include "pixmap.h"
#include "text.h"
/**
* \brief Return the character offset for the sprite.
*
* \param[in] c - The character (incremented if 0xC3 or 0xC4 or 0xC5 UTF-8).
* \returns the offset.
*/
static Sint32
GetOffset (const char *& c)
{
/* clang-format off */
static const unsigned char table_accents[] = {
/* ü à â é è ë ê ï */
0xBC, 0xA0, 0xA2, 0xA9, 0xA8, 0xAB, 0xAA, 0xAF, /* UTF-8 */
/* î ô ù û ä ö ç */
0xAE, 0xB4, 0xB9, 0xBB, 0xA4, 0xB6, 0xA7, /* UTF-8 */
};
static const unsigned char table_extended[] = {
/* Italian */
/* ò ì */
0xB2, 0xAC, /* UTF-8 */
/* Polish */
/* ń ó ę ć ź ż */
0x84, 0xB3, 0x99, 0x87, 0xBA, 0xBC, /* UTF-8 */
/* ą ł ś */
0x85, 0x82, 0x9B, /* UTF-8 */
};
/* clang-format on */
if (static_cast<unsigned char> (*c) == 0xC3)
c++;
if (static_cast<unsigned char> (*c) == 0xC4)
c++;
if (static_cast<unsigned char> (*c) == 0xC5)
c++;
if (GetLocale () != "pl")
{
// Do not use the 'standard' accents table with Polish locale
// This is required because we check only last byte of UTF-8 and some
// characters overlap
// TODO: In the future, this ugly hack should be replaced with proper UTF-8
// parsing
for (unsigned int i = 0; i < countof (table_accents); ++i)
if ((unsigned char) *c == table_accents[i])
return 15 + i;
}
for (unsigned int i = 0; i < countof (table_extended); ++i)
if ((unsigned char) *c == table_extended[i])
return 127 + i;
if (*c < 0)
return 1; // square
return *c;
}
/**
* \brief Return the character length.
*
* \param[in] c - The character (can be incremented).
* \param[in] font - The font used (little or normal).
* \returns the length.
*/
Sint32
GetCharWidth (const char *& c, Sint32 font)
{
// clang-format off
static const unsigned char table_width[] =
{
9, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 8,
9, 9, 8, 8, 8, 8, 5, 5, 8, 8, 8, 9, 8, 8, 10, 10,
5, 6, 9, 13, 11, 12, 12, 6, 6, 6, 12, 12, 5, 9, 6, 9,
8, 8, 9, 9, 8, 9, 8, 8, 9, 9, 6, 6, 8, 9, 10, 11,
12, 8, 9, 9, 9, 8, 8, 8, 9, 4, 8, 9, 8, 10, 9, 9,
8, 9, 8, 9, 10, 8, 9, 11, 9, 8, 10, 7, 10, 7, 13, 13,
9, 9, 8, 8, 8, 8, 6, 8, 8, 4, 6, 8, 4, 12, 8, 8,
8, 8, 7, 6, 7, 8, 8, 10, 8, 8, 7, 6, 6, 6, 10, 8,
5, 8, 8, 8, 8, 8, 7, 9, 6, 7
};
static const unsigned char table_width_little[] =
{
6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 6, 6, 7,
6, 6, 6, 6, 6, 6, 3, 3, 6, 6, 6, 6, 6, 6, 5, 5,
3, 3, 5, 8, 5, 11, 9, 3, 4, 4, 6, 6, 3, 4, 3, 6,
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 7, 6, 7, 6,
9, 8, 6, 7, 7, 5, 5, 8, 7, 2, 4, 7, 5, 10, 7, 8,
6, 8, 7, 6, 6, 6, 8, 12, 7, 6, 6, 3, 5, 3, 6, 8,
4, 6, 6, 6, 6, 6, 4, 6, 6, 2, 3, 5, 2, 10, 6, 6,
6, 6, 3, 5, 3, 6, 6, 8, 6, 6, 5, 4, 6, 4, 7, 6,
3, 6, 6, 6, 5, 5, 5, 7, 4, 5
};
// clang-format on
if (font == FONTLITTLE)
return table_width_little[GetOffset (c)];
else
return table_width[GetOffset (c)] - 1;
}
/**
* \brief Draw a text in a pixmap to a specific position.
*
* \param[in] pPixmap - The pixmap where it must be drawn.
* \param[in] pos - The coordinates for the text.
* \param[in] pText - The text.
* \param[in] font - The font style (little or normal).
*/
void
DrawText (CPixmap * pPixmap, Point pos, const char * pText, Sint32 font)
{
Sint32 rank;
while (*pText != '\0')
{
rank = GetOffset (pText);
if (font != FONTLITTLE)
{
rank += (128 + 16) * font;
pPixmap->DrawIcon (-1, CHTEXT, rank, pos);
}
else
pPixmap->DrawIcon (-1, CHLITTLE, rank, pos);
pos.x += GetCharWidth (pText, font);
pText++;
}
}
// Affiche un texte penché.
void
DrawTextPente (
CPixmap * pPixmap, Point pos, const char * pText, Sint32 pente, Sint32 font)
{
Sint32 rank, lg, rel, start;
start = pos.y;
rel = 0;
while (*pText != 0)
{
rank = GetOffset (pText);
rank += (128 + 16) * font;
pPixmap->DrawIcon (-1, CHTEXT, rank, pos);
lg = GetCharWidth (pText, font);
pText++;
rel += lg;
pos.x += lg;
pos.y = start + rel / pente;
}
}
// Affiche un pavé de texte.
// Une ligne vide est affichée avec un demi interligne !
// Si part != -1, n'affiche que les lignes qui commencent
// par "n|", avec n=part.
void
DrawTextRect (
CPixmap * pPixmap, Point pos, char * pText, Sint32 pente, Sint32 font,
Sint32 part)
{
char text[100];
char * pDest;
Sint32 itl;
if (font == FONTLITTLE)
itl = DIMLITTLEY;
else
itl = DIMTEXTY;
while (*pText != 0)
{
pDest = text;
while (*pText != 0 && *pText != '\r' && *pText != '\n')
*pDest++ = *pText++;
*pDest = 0;
if (*pText == '\r')
pText++; // saute '\r'
if (*pText == '\n')
pText++; // saute '\n'
pDest = text;
if (text[0] != 0 && text[1] == '|') // commence par "n|" ?
{
if (part != -1 && part != text[0] - '0')
continue;
pDest += 2; // saute "n|"
}
else
{
if (part != -1)
continue;
}
if (pente == 0)
DrawText (pPixmap, pos, pDest, font);
else
DrawTextPente (pPixmap, pos, pDest, pente, font);
if (pDest[0] == 0) // ligne vide ?
{
pos.y += itl / 2; // descend de 1/2 ligne
}
else
{
pos.y += itl; // passe à la ligne suivante
}
}
}
// Affiche un texte centré pouvant éventuellement
// contenir plusieurs lignes séparées par des '\n'.
void
DrawTextCenter (CPixmap * pPixmap, Point pos, const char * pText, Sint32 font)
{
char text[100];
char * pDest;
Sint32 itl;
Point start;
if (font == FONTLITTLE)
itl = DIMLITTLEY;
else
itl = DIMTEXTY;
while (*pText != 0)
{
pDest = text;
while (*pText != 0 && *pText != '\r' && *pText != '\n')
*pDest++ = *pText++;
*pDest = 0;
if (*pText == '\r')
pText++; // saute '\r'
if (*pText == '\n')
pText++; // saute '\n'
pDest = text;
start.x = pos.x - GetTextWidth (pDest) / 2;
start.y = pos.y;
DrawText (pPixmap, start, pDest, font);
if (pDest[0] == 0) // ligne vide ?
{
pos.y += itl / 2; // descend de 1/2 ligne
}
else
{
pos.y += itl; // passe à la ligne suivante
}
}
}
// Retourne la hauteur d'un texte.
Sint32
GetTextHeight (char * pText, Sint32 font, Sint32 part)
{
char text[100];
char * pDest;
Sint32 itl;
Sint32 h = 0;
if (font == FONTLITTLE)
itl = DIMLITTLEY;
else
itl = DIMTEXTY;
while (*pText != 0)
{
pDest = text;
while (*pText != 0 && *pText != '\r' && *pText != '\n')
*pDest++ = *pText++;
*pDest = 0;
if (*pText == '\r')
pText++; // saute '\r'
if (*pText == '\n')
pText++; // saute '\n'
pDest = text;
if (text[0] != 0 && text[1] == '|') // commence par "n|" ?
{
if (part != -1 && part != text[0] - '0')
continue;
pDest += 2; // saute "n|"
}
else
{
if (part != -1)
continue;
}
if (pDest[0] == 0) // ligne vide ?
{
h += itl / 2; // descend de 1/2 ligne
}
else
{
h += itl; // passe à la ligne suivante
}
}
return h;
}
// Retourne la longueur d'un texte.
Sint32
GetTextWidth (const char * pText, Sint32 font)
{
Sint32 width = 0;
while (*pText != 0)
{
width += GetCharWidth (pText, font);
pText++;
}
return width;
}
// Retourne la longueur d'un grand chiffre.
void
GetBignumInfo (Sint32 num, Sint32 & start, Sint32 & lg)
{
static Sint32 table[11] = {0, 53, 87, 133, 164, 217, 253, 297, 340, 382, 426};
start = table[num];
lg = table[num + 1] - table[num];
}
// Affiche un grand nombre.
void
DrawBignum (CPixmap * pPixmap, Point pos, Sint32 num)
{
char string[10];
Sint32 i = 0;
Sint32 start, lg;
Rect rect;
snprintf (string, sizeof (string), "%d", num);
rect.top = 0;
rect.bottom = 52;
while (string[i] != 0)
{
GetBignumInfo (string[i] - '0', start, lg);
rect.left = start;
rect.right = start + lg;
pPixmap->DrawPart (-1, CHBIGNUM, pos, rect);
pos.x += lg + 4;
i++;
}
}
// Retourne la longueur d'un grand nombre.
Sint32
GetBignumWidth (Sint32 num)
{
char string[10];
Sint32 i = 0;
Sint32 start, lg;
Sint32 width = -4;
snprintf (string, sizeof (string), "%d", num);
while (string[i] != 0)
{
GetBignumInfo (string[i] - '0', start, lg);
width += lg + 4;
i++;
}
return width;
}