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ONScripter_text.cpp
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ONScripter_text.cpp
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/* -*- C++ -*-
*
* ONScripter_text.cpp - Text parser of ONScripter
*
* Copyright (c) 2001-2020 Ogapee. All rights reserved.
*
* ogapee@aqua.dti2.ne.jp
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "ONScripter.h"
#if defined(INSANI)
#include <hb.h>
#include <math.h>
#endif
extern unsigned short convSJIS2UTF16( unsigned short in );
#define IS_ROTATION_REQUIRED(x) \
(!IS_TWO_BYTE(*(x)) || \
(*(x) == (char)0x81 && *((x)+1) == (char)0x50) || \
(*(x) == (char)0x81 && *((x)+1) == (char)0x51) || \
(*(x) == (char)0x81 && *((x)+1) >= 0x5b && *((x)+1) <= 0x5d) || \
(*(x) == (char)0x81 && *((x)+1) >= 0x60 && *((x)+1) <= 0x64) || \
(*(x) == (char)0x81 && *((x)+1) >= 0x69 && *((x)+1) <= 0x7a) || \
(*(x) == (char)0x81 && *((x)+1) == (char)0x80) )
#define IS_TRANSLATION_REQUIRED(x) \
( *(x) == (char)0x81 && *((x)+1) >= 0x41 && *((x)+1) <= 0x44 )
void ONScripter::shiftHalfPixelX(SDL_Surface *surface)
{
SDL_LockSurface( surface );
unsigned char *buf = (unsigned char*)surface->pixels;
for (int i=surface->h ; i!=0 ; i--){
unsigned char c = buf[0];
for (int j=1 ; j<surface->w ; j++){
buf[j-1] = (buf[j]+c)>>1;
c = buf[j];
}
buf[surface->w-1] = c>>1;
buf += surface->pitch;
}
SDL_UnlockSurface( surface );
}
void ONScripter::shiftHalfPixelY(SDL_Surface *surface)
{
SDL_LockSurface( surface );
for (int j=surface->w-1 ; j>=0 ; j--){
unsigned char *buf = (unsigned char*)surface->pixels + j;
unsigned char c = buf[0];
for (int i=1 ; i<surface->h ; i++){
buf += surface->pitch;
*(buf-surface->pitch) = (*buf+c)>>1;
c = *buf;
}
*buf = c>>1;
}
SDL_UnlockSurface( surface );
}
#if defined(INSANI)
float ONScripter::drawGlyph( SDL_Surface *dst_surface, FontInfo *info, SDL_Color &color, char* text, int xy[2], AnimationInfo *cache_info, SDL_Rect *clip, SDL_Rect &dst_rect )
#else
int ONScripter::drawGlyph( SDL_Surface *dst_surface, FontInfo *info, SDL_Color &color, char* text, int xy[2], AnimationInfo *cache_info, SDL_Rect *clip, SDL_Rect &dst_rect )
#endif
{
#if defined(INSANI)
char first_text[4];
int num_chars = 1;
first_text[0] = first_text[1] = first_text[2] = first_text[3] = '\0';
int first_text_bytes = script_h.enc.getBytes(text[0]);
for(int x = 0; x < first_text_bytes; x++) first_text[x] = text[x];
//printf("drawGlyph :: first_text: %s\n", first_text);
unsigned short unicode = script_h.enc.getUTF16(first_text);
if(text[first_text_bytes] != '\0') num_chars = 2;
#else
unsigned short unicode = script_h.enc.getUTF16(text);
#endif
int minx, maxx, miny, maxy, advanced;
int normal_minx, normal_maxx, normal_miny, normal_maxy, normal_advanced;
#if 0
if (TTF_GetFontStyle( (TTF_Font*)info->ttf_font[0] ) !=
(info->is_bold?TTF_STYLE_BOLD:TTF_STYLE_NORMAL) )
TTF_SetFontStyle( (TTF_Font*)info->ttf_font[0], (info->is_bold?TTF_STYLE_BOLD:TTF_STYLE_NORMAL));
#endif
#if defined(INSANI)
int font_index = 0;
if(!info->style_bold && !info->style_italics) font_index = 0;
else if(info->style_bold && !info->style_italics) font_index = 2;
else if(!info->style_bold && info->style_italics) font_index = 4;
else if(info->style_bold && info->style_italics) font_index = 6;
else font_index = 0;
TTF_GlyphMetrics( (TTF_Font*)info->ttf_font[0], unicode,
&normal_minx, &normal_maxx, &normal_miny, &normal_maxy, &normal_advanced );
TTF_GlyphMetrics( (TTF_Font*)info->ttf_font[font_index], unicode,
&minx, &maxx, &miny, &maxy, &advanced );
//printf("min %d %d %d %d %d %d\n", minx, maxx, miny, maxy, advanced,TTF_FontAscent((TTF_Font*)info->ttf_font[font_index]) );
#else
TTF_GlyphMetrics( (TTF_Font*)info->ttf_font[0], unicode,
&minx, &maxx, &miny, &maxy, &advanced );
//printf("min %d %d %d %d %d %d\n", minx, maxx, miny, maxy, advanced,TTF_FontAscent((TTF_Font*)info->ttf_font[0]) );
#endif
static SDL_Color fcol={0xff, 0xff, 0xff}, bcol={0, 0, 0};
#if defined(INSANI)
SDL_Surface *tmp_surface = TTF_RenderGlyph_Shaded((TTF_Font*)info->ttf_font[font_index], unicode, fcol, bcol);
#else
SDL_Surface *tmp_surface = TTF_RenderGlyph_Shaded((TTF_Font*)info->ttf_font[0], unicode, fcol, bcol);
#endif
SDL_Color scolor = {0, 0, 0};
SDL_Surface *tmp_surface_s = tmp_surface;
if (info->is_shadow && render_font_outline){
unsigned char max_color = color.r;
if (max_color < color.g) max_color = color.g;
if (max_color < color.b) max_color = color.b;
if (max_color < 0x80) scolor.r = 0xff;
else scolor.r = 0;
scolor.g = scolor.b = scolor.r;
#if defined(INSANI)
tmp_surface_s = TTF_RenderGlyph_Shaded((TTF_Font*)info->ttf_font[font_index+1], unicode, fcol, bcol);
#else
tmp_surface_s = TTF_RenderGlyph_Shaded((TTF_Font*)info->ttf_font[1], unicode, fcol, bcol);
#endif
if (tmp_surface && tmp_surface_s){
if ((tmp_surface_s->w-tmp_surface->w) & 1) shiftHalfPixelX(tmp_surface_s);
if ((tmp_surface_s->h-tmp_surface->h) & 1) shiftHalfPixelY(tmp_surface_s);
}
}
bool rotate_flag = false;
if ( info->getTateyokoMode() == FontInfo::TATE_MODE && IS_ROTATION_REQUIRED(text) ) rotate_flag = true;
dst_rect.x = xy[0] + minx;
#if defined(INSANI)
//dst_rect.y = xy[1] + TTF_FontAscent((TTF_Font*)info->ttf_font[font_index]) - maxy;
dst_rect.y = xy[1] + TTF_FontAscent((TTF_Font*)info->ttf_font[0]) - maxy;
#else
dst_rect.y = xy[1] + TTF_FontAscent((TTF_Font*)info->ttf_font[0]) - maxy;
#endif
if (script_h.enc.getEncoding() == Encoding::CODE_CP932)
#if defined(INSANI)
dst_rect.y -= (TTF_FontHeight((TTF_Font*)info->ttf_font[font_index]) - info->font_size_xy[1]*screen_ratio1/screen_ratio2)/2;
#else
dst_rect.y -= (TTF_FontHeight((TTF_Font*)info->ttf_font[0]) - info->font_size_xy[1]*screen_ratio1/screen_ratio2)/2;
#endif
if ( rotate_flag ) dst_rect.x += miny - minx;
if ( info->getTateyokoMode() == FontInfo::TATE_MODE && IS_TRANSLATION_REQUIRED(text) ){
dst_rect.x += info->font_size_xy[0]/2;
dst_rect.y -= info->font_size_xy[0]/2;
}
if (info->is_shadow && tmp_surface_s){
SDL_Rect dst_rect_s = dst_rect;
if (render_font_outline){
dst_rect_s.x -= (tmp_surface_s->w - tmp_surface->w)/2;
dst_rect_s.y -= (tmp_surface_s->h - tmp_surface->h)/2;
}
else{
dst_rect_s.x += shade_distance[0];
dst_rect_s.y += shade_distance[1];
}
if (rotate_flag){
dst_rect_s.w = tmp_surface_s->h;
dst_rect_s.h = tmp_surface_s->w;
}
else{
dst_rect_s.w = tmp_surface_s->w;
dst_rect_s.h = tmp_surface_s->h;
}
if (cache_info)
cache_info->blendText( tmp_surface_s, dst_rect_s.x, dst_rect_s.y, scolor, clip, rotate_flag );
if (dst_surface)
alphaBlendText( dst_surface, dst_rect_s, tmp_surface_s, scolor, clip, rotate_flag );
}
if ( tmp_surface ){
if (rotate_flag){
dst_rect.w = tmp_surface->h;
dst_rect.h = tmp_surface->w;
}
else{
dst_rect.w = tmp_surface->w;
dst_rect.h = tmp_surface->h;
}
if (cache_info)
cache_info->blendText( tmp_surface, dst_rect.x, dst_rect.y, color, clip, rotate_flag );
if (dst_surface)
alphaBlendText( dst_surface, dst_rect, tmp_surface, color, clip, rotate_flag );
}
if (tmp_surface_s && tmp_surface_s != tmp_surface)
SDL_FreeSurface(tmp_surface_s);
if (tmp_surface)
SDL_FreeSurface(tmp_surface);
#if defined(INSANI)
if(!english_mode || (info->style_bold && !info->style_italics && faux_bold) || (!info->style_bold && info->style_italics && faux_italics) || (info->style_bold && info->style_italics && faux_bolditalics))
{
// do not use harfbuzz metrics if we are in a faux style or we are not in English mode
return (float) advanced;
}
else
{
// for normal, true bold, true italics, and true bold italics, whilst in UTF8 mode, use harfbuzz
hb_buffer_t *hb_buf;
hb_buf = hb_buffer_create();
hb_buffer_add_utf8(hb_buf, text, strlen(text), 0, strlen(text));
hb_buffer_guess_segment_properties(hb_buf);
//printf("drawGlyph :: text: %s\n", text);
hb_blob_t *blob = NULL;
if(!info->style_bold && !info->style_italics) blob = hb_blob_create_from_file(font_file);
else if(info->style_bold && !info->style_italics) blob = hb_blob_create_from_file(font_bold_file);
else if(!info->style_bold && info->style_italics) blob = hb_blob_create_from_file(font_italics_file);
else if(info->style_bold && info->style_italics) blob = hb_blob_create_from_file(font_bolditalics_file);
hb_face_t *hb_face = hb_face_create(blob, 0);
hb_font_t *hb_font = hb_font_create(hb_face);
int ptem = info->getPointSize();
//printf("drawGlyph :: ptem: %d\n", ptem);
hb_font_set_ptem(hb_font, ptem);
unsigned int upem = hb_face_get_upem(hb_face);
//printf("drawGlyph :: upem: %d\n", upem);
hb_shape(hb_font, hb_buf, NULL, 0);
unsigned int glyph_count = 0;
hb_glyph_info_t *glyph_info = hb_buffer_get_glyph_infos(hb_buf, &glyph_count);
hb_glyph_position_t *glyph_pos = hb_buffer_get_glyph_positions(hb_buf, &glyph_count);
float hb_advanced = (float) glyph_pos[0].x_advance * (float) ptem / (float) upem;
if(num_chars == 2 && glyph_count == 1)
{
//printf("drawGlyph :: in ligature :: first_text: %s\n", first_text);
// there's a ligature here; undo the ligature
hb_buffer_destroy(hb_buf);
hb_buf = hb_buffer_create();
hb_buffer_add_utf8(hb_buf, first_text, strlen(first_text), 0, strlen(first_text));
hb_buffer_guess_segment_properties(hb_buf);
ptem = info->getPointSize();
hb_font_set_ptem(hb_font, ptem);
upem = hb_face_get_upem(hb_face);
hb_shape(hb_font, hb_buf, NULL, 0);
hb_glyph_info_t *glyph_info = hb_buffer_get_glyph_infos(hb_buf, &glyph_count);
hb_glyph_position_t *glyph_pos = hb_buffer_get_glyph_positions(hb_buf, &glyph_count);
//printf("drawGlyph :: in ligature :: x_advance: %d\n", glyph_pos[0].x_advance);
//printf("drawGlyph :: in ligature :: ptem: %d :: upem :: %d\n", ptem, upem);
hb_advanced = (float) glyph_pos[0].x_advance * (float) ptem / (float) upem;
}
//printf("drawGlyph :: advanced: %d : hb_advanced: %f\n", advanced, hb_advanced);
hb_buffer_destroy(hb_buf);
hb_font_destroy(hb_font);
hb_face_destroy(hb_face);
hb_blob_destroy(blob);
return hb_advanced;
}
#endif
#if defined(INSANI)
return (float) advanced;
#else
return advanced;
#endif
}
void ONScripter::openFont(FontInfo *fi)
{
if (fi->ttf_font[0] == NULL){
#if defined(INSANI)
if (fi->openFont(font_file, font_bold_file, font_italics_file, font_bolditalics_file, faux_bold, faux_italics, faux_bolditalics, screen_ratio1, screen_ratio2) == NULL){
#endif
fprintf( stderr, "can't open font file: %s\n", font_file );
quit();
exit(-1);
}
}
#if defined(PSP)
else
fi->openFont(font_file, screen_ratio1, screen_ratio2);
#endif
}
void ONScripter::drawChar( char* text, FontInfo *info, bool flush_flag, bool lookback_flag, SDL_Surface *surface, AnimationInfo *cache_info, SDL_Rect *clip )
{
//printf("draw %x-%x[%s] %d, %d\n", text[0], text[1], text, info->xy[0], info->xy[1] );
openFont(info);
if (info->isEndOfLine()){
info->newLine();
for (int i=0 ; i<indent_offset ; i++){
if (lookback_flag){
if (script_h.enc.getEncoding() == Encoding::CODE_CP932){
current_page->add(0x81);
current_page->add(0x40);
}
else{
current_page->add(0xe3);
current_page->add(0x80);
current_page->add(0x80);
}
}
info->advanceCharInHankaku(2);
}
}
info->old_xy[0] = info->x(false);
info->old_xy[1] = info->y(false);
char text2[4] = {};
int n = script_h.enc.getBytes(text[0]);
for (int i=0; i<n; i++)
text2[i] = text[i];
#if defined(INSANI)
for (int i=0 ; i<1 ; i++){
#else
for (int i=0 ; i<2 ; i++){
#endif
int xy[2];
xy[0] = info->x() * screen_ratio1 / screen_ratio2;
xy[1] = info->y() * screen_ratio1 / screen_ratio2;
SDL_Color color = {info->color[0], info->color[1], info->color[2]};
SDL_Rect dst_rect;
float adv = drawGlyph(surface, info, color, text, xy, cache_info, clip, dst_rect);
#if not defined(INSANI)
// this arguably doesn't even work well in monospaced English mode
if (n == 1) adv -= 0.5; // 0.5 is for adjusting the increse by FT_CEIL
#endif
if ( surface == accumulation_surface &&
!flush_flag &&
(!clip || AnimationInfo::doClipping( &dst_rect, clip ) == 0) ){
dirty_rect.add( dst_rect );
}
else if ( flush_flag ){
if (info->is_shadow){
if (render_font_outline)
info->addShadeArea(dst_rect, -1, -1, 2, 2);
else
info->addShadeArea(dst_rect, 0, 0, shade_distance[0], shade_distance[1]);
}
flushDirect( dst_rect, REFRESH_NONE_MODE );
}
if (n >= 2){
if (script_h.enc.getEncoding() == Encoding::CODE_UTF8){
// handle a proportional font
adv += info->pitch_xy[0] - info->font_size_xy[0];
info->advanceCharInHankaku(adv*2.0/info->pitch_xy[0]);
}
else
info->advanceCharInHankaku(2);
#if defined(INSANI)
// unless you do this, your non-1-byte characters will not have the appropriate shadow under them until you go beyond a clickwait
if (info->is_shadow){
if (render_font_outline)
info->addShadeArea(dst_rect, -1, -1, 2, 2);
else
info->addShadeArea(dst_rect, 0, 0, shade_distance[0], shade_distance[1]);
}
flushDirect( dst_rect, REFRESH_NONE_MODE );
#endif
break;
}
if (script_h.enc.getEncoding() == Encoding::CODE_UTF8){
// handle a proportional font
adv += info->pitch_xy[0] - info->font_size_xy[0];
info->advanceCharInHankaku(adv*2.0/info->pitch_xy[0]);
}
else
info->advanceCharInHankaku(1);
text2[0] = text[1];
if (text2[0] == 0) break;
}
if (lookback_flag){
for (int i=0; i<n; i++)
current_page->add(text[i]);
}
}
void ONScripter::drawString(const char *str, uchar3 color, FontInfo *info, bool flush_flag, SDL_Surface *surface, SDL_Rect *rect, AnimationInfo *cache_info, bool pack_hankaku)
{
int i;
int start_xy[2];
start_xy[0] = info->xy[0];
start_xy[1] = info->xy[1];
/* ---------------------------------------- */
/* Draw selected characters */
uchar3 org_color;
for ( i=0 ; i<3 ; i++ ) org_color[i] = info->color[i];
for ( i=0 ; i<3 ; i++ ) info->color[i] = color[i];
bool skip_whitespace_flag = true;
if (script_h.enc.getEncoding() == Encoding::CODE_UTF8)
skip_whitespace_flag = false;
char text[4] = {};
while(*str){
while (*str == ' ' && skip_whitespace_flag) str++;
#ifdef ENABLE_1BYTE_CHAR
if ( *str == '`' ){
str++;
skip_whitespace_flag = false;
continue;
}
#endif
if (script_h.enc.getEncoding() == Encoding::CODE_UTF8 &&
*str == script_h.enc.getTextMarker()){
str++;
continue;
}
#ifndef FORCE_1BYTE_CHAR
if (cache_info && !cache_info->is_tight_region){
if (*str == '('){
startRuby(str+1, *info);
str++;
continue;
}
else if (*str == '/' && ruby_struct.stage == RubyStruct::BODY ){
info->addLineOffset(ruby_struct.margin);
str = ruby_struct.ruby_end;
if (*ruby_struct.ruby_end == ')'){
endRuby(false, false, NULL, cache_info);
str++;
}
continue;
}
else if (*str == ')' && ruby_struct.stage == RubyStruct::BODY ){
ruby_struct.stage = RubyStruct::NONE;
str++;
continue;
}
else if (*str == '<'){
str++;
int no = 0;
while(*str>='0' && *str<='9')
no=no*10+(*str++)-'0';
in_textbtn_flag = true;
continue;
}
else if (*str == '>' && in_textbtn_flag){
str++;
in_textbtn_flag = false;
continue;
}
}
#endif
int n = script_h.enc.getBytes(*str);
if (n >= 2){
if (checkLineBreak(str, info)){
info->newLine();
for (int i=0 ; i<indent_offset ; i++)
info->advanceCharInHankaku(2);
}
for (int i=0; i<n; i++)
text[i] = *str++;
drawChar(text, info, false, false, surface, cache_info);
}
else if (*str == 0x0a || (*str == '\\' && info->is_newline_accepted)){
info->newLine();
str++;
}
else if (script_h.enc.getEncoding() == Encoding::CODE_UTF8 &&
*str == '~'){
while(1){
str++;
if (*str == 0x0a || *str == 0) break;
if (*str == '~'){
str++;
break;
}
if (*str == 'i'){
openFont(info);
info->toggleStyle(TTF_STYLE_ITALIC);
}
else if (*str == 'b'){
openFont(info);
info->toggleStyle(TTF_STYLE_BOLD);
}
#if defined(INSANI)
else if (*str == 'u'){
openFont(info);
info->toggleStyle(TTF_STYLE_UNDERLINE);
}
#endif
}
continue;
}
else if (*str){
if (checkLigatureLineBreak(str, info))
info->newLine();
text[0] = *str++;
if (*str && *str != 0x0a && pack_hankaku &&
script_h.enc.getEncoding() == Encoding::CODE_CP932)
#if defined(INSANI)
{
if(english_mode || legacy_english_mode) text[1] = *(str+1);
else text[1] = *str++;
}
#else
text[1] = *str++;
#endif
else
text[1] = 0;
drawChar( text, info, false, false, surface, cache_info );
}
}
for ( i=0 ; i<3 ; i++ ) info->color[i] = org_color[i];
/* ---------------------------------------- */
/* Calculate the area of selection */
SDL_Rect clipped_rect = info->calcUpdatedArea(start_xy, screen_ratio1, screen_ratio2);
SDL_Rect scaled_clipped_rect;
scaled_clipped_rect.x = clipped_rect.x * screen_ratio1 / screen_ratio2;
scaled_clipped_rect.y = clipped_rect.y * screen_ratio1 / screen_ratio2;
scaled_clipped_rect.w = clipped_rect.w * screen_ratio1 / screen_ratio2;
scaled_clipped_rect.h = clipped_rect.h * screen_ratio1 / screen_ratio2;
if (info->is_shadow){
if (render_font_outline)
info->addShadeArea(scaled_clipped_rect, -1, -1, 2, 2);
else
info->addShadeArea(scaled_clipped_rect, 0, 0, shade_distance[0], shade_distance[1]);
}
if (flush_flag)
flush(refresh_shadow_text_mode, &scaled_clipped_rect);
if (rect) *rect = clipped_rect;
}
void ONScripter::restoreTextBuffer(SDL_Surface *surface)
{
text_info.fill( 0, 0, 0, 0 );
char out_text[4] = {};
FontInfo f_info = sentence_font;
f_info.clear();
#if defined(INSANI)
// reset font style for log mode
f_info.setStyle(0, 0, 0, 0);
#endif
for (int i=0 ; i<current_page->text_count ; i++){
if (current_page->text[i] == 0x0a){
f_info.newLine();
}
else{
out_text[0] = current_page->text[i];
#if defined(INSANI)
if ( out_text[0] == '\n' ){
if(f_info.is_newline_accepted == false) f_info.is_newline_accepted = true;
f_info.newLine();
continue;
}
#endif
#ifndef FORCE_1BYTE_CHAR
if (out_text[0] == '('){
startRuby(current_page->text + i + 1, f_info);
continue;
}
else if (out_text[0] == '/' && ruby_struct.stage == RubyStruct::BODY ){
f_info.addLineOffset(ruby_struct.margin);
i = ruby_struct.ruby_end - current_page->text - 1;
if (*ruby_struct.ruby_end == ')'){
endRuby(false, false, surface, &text_info);
i++;
}
continue;
}
else if (out_text[0] == ')' && ruby_struct.stage == RubyStruct::BODY ){
ruby_struct.stage = RubyStruct::NONE;
continue;
}
else if (out_text[0] == '<'){
int no = 0;
while(current_page->text[i+1]>='0' && current_page->text[i+1]<='9')
no=no*10+current_page->text[(i++)+1]-'0';
in_textbtn_flag = true;
continue;
}
else if (out_text[0] == '>' && in_textbtn_flag){
in_textbtn_flag = false;
continue;
}
#endif
int n = script_h.enc.getBytes(out_text[0]);
if (n >= 2){
for (int j=1 ; j<n; j++)
out_text[j] = current_page->text[i+j];
if (checkLineBreak(current_page->text+i, &f_info))
f_info.newLine();
i += n-1;
}
else if (script_h.enc.getEncoding() == Encoding::CODE_UTF8 &&
#if defined(INSANI)
(current_page->text[i + 1] == 'b' || current_page->text[i + 1] == 'i' || current_page->text[i + 1] == 'u') &&
(current_page->text[i + 2] == 'b' || current_page->text[i + 2] == 'i' || current_page->text[i + 2] == 'u' || current_page->text[i + 2] == '~') &&
#endif
out_text[0] == '~'){
while(1){
char ch = current_page->text[++i];
if (ch == 0x0a || ch == 0) break;
if (ch == '~'){
#if not defined(INSANI)
// This is actually a bug, and advances the buffer one character too far, deleting the next true letter after the ~
i++;
#endif
break;
}
if (ch == 'i'){
openFont(&f_info);
f_info.toggleStyle(TTF_STYLE_ITALIC);
}
else if (ch == 'b'){
openFont(&f_info);
f_info.toggleStyle(TTF_STYLE_BOLD);
}
#if defined(INSANI)
else if (ch == 'u'){
openFont(&f_info);
f_info.toggleStyle(TTF_STYLE_UNDERLINE);
}
#endif
}
continue;
}
else{
if (checkLigatureLineBreak(current_page->text+i, &f_info))
f_info.newLine();
out_text[1] = 0;
if (i+1 != current_page->text_count &&
current_page->text[i+1] != 0x0a &&
script_h.enc.getEncoding() == Encoding::CODE_CP932){
out_text[1] = current_page->text[i+1];
i++;
}
}
drawChar(out_text, &f_info, false, false, surface, &text_info);
}
}
#if defined(INSANI)
// reset the font style at the end of the log mode page
sentence_font.setStyle(0, 0, 0, 0);
#endif
}
void ONScripter::enterTextDisplayMode(bool text_flag)
{
if (line_enter_status <= 1 && (!pretextgosub_label || saveon_flag) && internal_saveon_flag && text_flag){
storeSaveFile();
internal_saveon_flag = false;
}
if (!(display_mode & DISPLAY_MODE_TEXT)){
dirty_rect.clear();
dirty_rect.add( sentence_font_info.pos );
display_mode = DISPLAY_MODE_TEXT;
if (setEffect(&window_effect)) return;
while(doEffect(&window_effect, false));
text_on_flag = true;
}
}
void ONScripter::leaveTextDisplayMode(bool force_leave_flag)
{
if (display_mode & DISPLAY_MODE_TEXT &&
(force_leave_flag || erase_text_window_mode != 0)){
dirty_rect.add(sentence_font_info.pos);
display_mode = DISPLAY_MODE_NORMAL;
if (setEffect(&window_effect)) return;
while(doEffect(&window_effect, false));
}
}
bool ONScripter::doClickEnd()
{
bool ret = false;
refresh_shadow_text_mode |= REFRESH_CURSOR_MODE;
if ( automode_flag ){
event_mode = WAIT_TEXT_MODE | WAIT_INPUT_MODE | WAIT_VOICE_MODE | WAIT_TIMER_MODE;
if ( automode_time < 0 )
ret = waitEvent( -automode_time * num_chars_in_sentence );
else
ret = waitEvent( automode_time );
}
else if ( autoclick_time > 0 ){
event_mode = WAIT_TIMER_MODE;
ret = waitEvent( autoclick_time );
}
else{
event_mode = WAIT_TEXT_MODE | WAIT_INPUT_MODE | WAIT_TIMER_MODE;
ret = waitEvent(-1);
}
num_chars_in_sentence = 0;
refresh_shadow_text_mode &= ~REFRESH_CURSOR_MODE;
stopAnimation( clickstr_state );
return ret;
}
bool ONScripter::clickWait( char *out_text )
{
flush( REFRESH_NONE_MODE );
skip_mode &= ~SKIP_TO_EOL;
string_buffer_offset += script_h.checkClickstr(script_h.getStringBuffer() + string_buffer_offset);
#if defined(INSANI)
// this block is necessary because as it stands, onscripter will not properly advance the string buffer offset past the @ symbol when in 1 byte mode, causing an infinite stall.
if(english_mode || legacy_english_mode)
{
if(script_h.getStringBuffer()[ string_buffer_offset + 1 ] == '@') string_buffer_offset += 2;
}
#endif
if ( (skip_mode & (SKIP_NORMAL | SKIP_TO_EOP) || ctrl_pressed_status) && !textgosub_label ){
clickstr_state = CLICK_NONE;
if ( out_text ){
drawChar( out_text, &sentence_font, false, true, accumulation_surface, &text_info );
}
else{ // called on '@'
flush(refreshMode());
}
num_chars_in_sentence = 0;
event_mode = IDLE_EVENT_MODE;
if ( waitEvent(0) )
{
return false;
}
}
else{
if ( out_text ){
drawChar( out_text, &sentence_font, true, true, accumulation_surface, &text_info );
num_chars_in_sentence++;
}
while( (!(script_h.getEndStatus() & ScriptHandler::END_1BYTE_CHAR) &&
script_h.getStringBuffer()[ string_buffer_offset ] == ' ') ||
script_h.getStringBuffer()[ string_buffer_offset ] == '\t' ) string_buffer_offset ++;
if (textgosub_label){
saveon_flag = false;
textgosub_clickstr_state = CLICK_WAIT;
if (script_h.getStringBuffer()[string_buffer_offset] == 0x0)
textgosub_clickstr_state |= CLICK_EOL;
gosubReal(textgosub_label, script_h.getWait(), true);
event_mode = IDLE_EVENT_MODE;
waitEvent(0);
return false;
}
// if this is the end of the line, pretext becomes enabled
if (script_h.getStringBuffer()[string_buffer_offset] == 0x0)
line_enter_status = 0;
clickstr_state = CLICK_WAIT;
if (doClickEnd())
{
return false;
}
clickstr_state = CLICK_NONE;
if (pagetag_flag) processEOT();
page_enter_status = 0;
}
return true;
}
bool ONScripter::clickNewPage( char *out_text )
{
if ( out_text ){
drawChar( out_text, &sentence_font, true, true, accumulation_surface, &text_info );
num_chars_in_sentence++;
}
#if defined(INSANI)
// reset all font styles with each new line; should not strictly be necessary, as we do this in processText() at the end of the line; this is just to be safe and for certain savefile load conditions
sentence_font.setStyle(0, 0, 0, 0);
#endif
flush( REFRESH_NONE_MODE );
skip_mode &= ~SKIP_TO_EOL;
string_buffer_offset += script_h.checkClickstr(script_h.getStringBuffer() + string_buffer_offset);
#if defined(INSANI)
// this block is necessary because as it stands, onscripter will not properly advance the string buffer offset past the \ symbol when in 1 byte mode, causing an infinite stall.
if(english_mode || legacy_english_mode)
{
if(script_h.getStringBuffer()[ string_buffer_offset + 1 ] == '\\') string_buffer_offset += 2;
}
#endif
if ( (skip_mode & SKIP_NORMAL || ctrl_pressed_status) && !textgosub_label ){
num_chars_in_sentence = 0;
clickstr_state = CLICK_NEWPAGE;
event_mode = IDLE_EVENT_MODE;
if (waitEvent(0)) return false;
}
else{
while( (!(script_h.getEndStatus() & ScriptHandler::END_1BYTE_CHAR) &&
script_h.getStringBuffer()[ string_buffer_offset ] == ' ') ||
script_h.getStringBuffer()[ string_buffer_offset ] == '\t' ) string_buffer_offset ++;
if (textgosub_label){
saveon_flag = false;
textgosub_clickstr_state = CLICK_NEWPAGE;
gosubReal(textgosub_label, script_h.getWait(), true);
event_mode = IDLE_EVENT_MODE;
waitEvent(0);
return false;
}
// if this is the end of the line, pretext becomes enabled
if (script_h.getStringBuffer()[string_buffer_offset] == 0x0)
line_enter_status = 0;
clickstr_state = CLICK_NEWPAGE;
if (doClickEnd()) return false;
}
newPage();
clickstr_state = CLICK_NONE;
return true;
}
void ONScripter::startRuby(const char *buf, FontInfo &info)
{
ruby_struct.stage = RubyStruct::BODY;
ruby_font = info;
ruby_font.ttf_font[0] = NULL;
ruby_font.ttf_font[1] = NULL;
if ( ruby_struct.font_size_xy[0] != -1 )
ruby_font.font_size_xy[0] = ruby_struct.font_size_xy[0];
else
ruby_font.font_size_xy[0] = info.font_size_xy[0]/2;
if ( ruby_struct.font_size_xy[1] != -1 )
ruby_font.font_size_xy[1] = ruby_struct.font_size_xy[1];
else
ruby_font.font_size_xy[1] = info.font_size_xy[1]/2;
ruby_struct.body_count = 0;
ruby_struct.ruby_count = 0;
while(1){
if ( *buf == '/' ){
ruby_struct.stage = RubyStruct::RUBY;
ruby_struct.ruby_start = buf+1;
buf++;
}
else if ( *buf == ')' || *buf == '\0' ){
break;
}
else{
int n = script_h.enc.getBytes(*buf);
if (ruby_struct.stage == RubyStruct::BODY)
ruby_struct.body_count += (n == 1)?1:2;
else if (ruby_struct.stage == RubyStruct::RUBY)
ruby_struct.ruby_count += (n == 1)?1:2;
buf += n;
}
}
ruby_struct.ruby_end = buf;
ruby_struct.stage = RubyStruct::BODY;
ruby_struct.margin = ruby_font.initRuby(info, ruby_struct.body_count/2, ruby_struct.ruby_count/2);
}
void ONScripter::endRuby(bool flush_flag, bool lookback_flag, SDL_Surface *surface, AnimationInfo *cache_info)
{
char out_text[4]= {};
if (sentence_font.rubyon_flag){
ruby_font.clear();
const char *buf = ruby_struct.ruby_start;
while(buf < ruby_struct.ruby_end){
int n = 2;
if (script_h.enc.getEncoding() == Encoding::CODE_UTF8)
n = script_h.enc.getBytes(buf[0]);
for (int i=0; i<n; i++)
out_text[i] = buf[i];
drawChar(out_text, &ruby_font, flush_flag, lookback_flag, surface, cache_info);
buf += n;
}
}
ruby_struct.stage = RubyStruct::NONE;
}
#if defined(INSANI)
/*
* int u8strlen(const char *s)
* --
* A simple function to grab the number of glyphs in a given UTF8-encoded string.
* Works just like standard strlen. Necessary for the initial version of the
* insani legacy linewrap algorithm with UTF8-encoded 0.utf.
*/
int ONScripter::u8strlen(const char *s)
{
int len = 0;
while (*s) {
if ((*s & 0xC0) != 0x80) len++;
s++;
}
return len;
}
/*
* int strpxlen(const char *buf, FontInfo *fi)
* --
* A function to return the pixels taken up by a given string. A critical part
* of the insani linewrap algorithm for all non-CJK modes.
*/
float ONScripter::strpxlen(const char *buf, FontInfo *fi, bool *bold_flag, bool *italics_flag)
{
openFont(fi);
int old_style = fi->getStyle();
bool old_bold_flag;
bool old_italics_flag;
int font_index = 0;
switch(old_style)
{
case 1:
case 5:
old_bold_flag = 1;
old_italics_flag = 0;
break;
case 2:
case 6:
old_bold_flag = 0;
old_italics_flag = 1;
break;
case 3:
case 7:
old_bold_flag = 1;
old_italics_flag = 1;
break;
default:
old_bold_flag = 0;
old_italics_flag = 0;
break;
}
if(*bold_flag == false && *italics_flag == false)