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knowledge.c
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knowledge.c
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#include <errno.h>
#include <stdlib.h>
#include <string.h>
#include "knowledge.h"
#include "asc.h"
#include "books.h"
#include "context_menu.h"
#include "cursors.h"
#include "elconfig.h"
#include "elloggingwrapper.h"
#include "io/elpathwrapper.h"
#include "elwindows.h"
#include "gamewin.h"
#include "hud.h"
#include "multiplayer.h"
#include "named_colours.h"
#include "notepad.h"
#include "paste.h"
#include "sound.h"
#include "stats.h"
#include "tabs.h"
#include "textures.h"
#include "translate.h"
#include "widgets.h"
#ifdef OPENGL_TRACE
#include "gl_init.h"
#endif
static int knowledge_scroll_id= 13;
static int knowledge_book_image_id;
static int knowledge_book_label_id;
static int knowledge_book_id= 0;
knowledge knowledge_list[KNOWLEDGE_LIST_SIZE];
static int knowledge_count= 0;
#define TEXTBUFSIZE 400
static unsigned char raw_knowledge_string[TEXTBUFSIZE]="";
static int rewrap_knowledge_now = 0;
static size_t cm_know_id = CM_INIT_VALUE;
static INPUT_POPUP ipu_know;
static char highlight_string[KNOWLEDGE_NAME_SIZE] = "";
static int know_show_win_help = 0;
static int mouse_over_progress_bar = 0;
static int selected_book = -1;
static int book_clicked = 0;
static const int displayed_book_rows = 16;
static const int info_lines = 5;
static int booklist_y_len = 0;
static int booklist_y_step = 0;
static int progressbox_y_len = 0;
static int progress_top_y = 0;
static int progress_bot_y = 0;
static int progress_right_x = 0;
static int progress_left_x = 0;
static int progress_text_y_offset = 0;
static int text_border = 0;
static int label_x_left = 0;
static int book_x_left = 0;
static int book_start_x = 0;
static int mouse_over_book_link = 0;
static int add_knowledge_book_image(int window_id)
{
// Book image
int isize, tsize, tid, picsperrow, xtile, ytile, id, img_id;
float ftsize, u, v, uend, vend;
isize=256;
tsize=51;
tid=21;
picsperrow=isize/tsize;
xtile=tid%picsperrow;
ytile=tid/picsperrow;
ftsize=(float)tsize/isize;
u=ftsize*xtile;
v=-ftsize*ytile;
uend=u+ftsize;
vend=v-ftsize;
id = load_texture_cached("textures/items1", tt_gui);
img_id = image_add_extended(window_id, 0, NULL, 0, 0, 0, 0, WIDGET_DISABLED, 1.0, id, u, v, uend, vend, 0.05f);
widget_set_color(window_id, img_id, 1.0f, 1.0f, 1.0f);
return img_id;
}
static int handle_knowledge_book(void)
{
open_book(knowledge_book_id + 10000);
book_clicked = 1;
return 1;
}
static int handle_mouseover_knowledge_book(widget_list *widget, int mx, int my)
{
mouse_over_book_link = 1;
return 1;
}
void check_book_known(void)
{
static int last_checked_book = -1;
if (your_info.researching != last_checked_book)
{
last_checked_book = your_info.researching;
if ((your_info.researching >= knowledge_count) && (your_info.researching < sizeof(knowledge_list)))
LOG_TO_CONSOLE(c_red2, unknown_book_long_str);
}
}
int is_researching(void)
{
if (your_info.researching < sizeof(knowledge_list))
return 1;
else
return 0;
}
float get_research_fraction(void)
{
float progress = 0;
if (your_info.research_total > 0)
progress = (float)your_info.research_completed / (float)your_info.research_total;
if (progress > 1)
progress = 1;
return progress;
}
static float research_rate = -1;
static int waiting_for_true_knowledge_info = 0;
// Some books have total research points > 2^16 and so the value sent with
// HERE_YOUR_STATS can get wrapped. Instead of using the value provided, get
// it from text output for the "#research" server command. We can't tell
// from the numbers which books need this so do it for all.
//
void request_true_knowledge_info(void)
{
if (your_info.researching < KNOWLEDGE_LIST_SIZE)
{
//printf("Sending #research\n");
send_input_text_line("#research", 9);
waiting_for_true_knowledge_info = 1;
}
else
{
//printf("NOT sending #research\n");
update_research_rate();
}
}
// Parse the response to #reseach to get the true research values for
// completed and total. Sucess or now, now do the update_research_rate()
// call.
int get_true_knowledge_info(const char *message)
{
const char *needle = NULL, *start = NULL;
Uint32 total, left = 0;
// it was just a user requested #research to ignore it
if (!waiting_for_true_knowledge_info)
return 0;
waiting_for_true_knowledge_info = 0;
needle = "Research points left:";
// if a valid message, get the completed and total from the server message
if (((start = strstr(message, needle)) != NULL) && ((sscanf(start + strlen(needle), "%u/%u.", &left, &total) == 2)))
{
your_info.research_total = total;
your_info.research_completed = total - left;
//printf("Got True research info id=%u complete=%u total=%u\n[%s]\n",
// your_info.researching, your_info.research_completed, your_info.research_total, message);
}
//else
//printf("Error reading #research output, not using: research info id=%u complete=%u total=%u\n[%s]\n",
// your_info.researching, your_info.research_completed, your_info.research_total, message);
update_research_rate();
return 1;
}
void update_research_rate(void)
{
static Sint32 last_research_completed = -1;
//printf("Updating research rate id=%u last=%d complete=%u total=%u\n", your_info.researching, last_research_completed, your_info.research_completed, your_info.research_total);
if (last_research_completed > your_info.research_completed)
last_research_completed = -1;
if (last_research_completed > 0)
{
if ((your_info.research_completed - last_research_completed) > 0)
{
research_rate = 1.0 / (float)(your_info.research_completed - last_research_completed);
last_research_completed = your_info.research_completed;
}
}
else
{
last_research_completed = your_info.research_completed;
research_rate = 2.0 / (float)(your_info.wil.cur + your_info.rea.cur);
}
}
static float get_research_eta(void)
{
if (research_rate < 0)
return 0;
return research_rate * (your_info.research_total - your_info.research_completed);
}
char *get_research_eta_str(char *str, size_t size)
{
float eta = 0.0f;
if (your_info.research_total && (your_info.research_completed == your_info.research_total))
{
safe_snprintf(str, size, "%s", completed_research);
return str;
}
if ((eta = get_research_eta()) < 1)
safe_snprintf(str, size, "%s", lessthanaminute_str);
else
{
int ieta = (int)(eta + 0.5);
safe_snprintf(str, size, "ETA: %i %s", ieta, (ieta==1)?minute_str:minutes_str);
}
return str;
}
int display_knowledge_handler(window_info *win)
{
unsigned char buf[128];
size_t i;
int x = text_border;
int y = text_border;
int scroll = vscrollbar_get_pos (win->window_id, knowledge_scroll_id);
char points_string[16];
char *research_string;
float font_ratio = win->current_scale_small;
float max_name_x = (win->len_x - win->box_size - 2*x)/2;
int is_researching = 1;
if(your_info.research_total &&
(your_info.research_completed==your_info.research_total))
safe_snprintf(points_string, sizeof(points_string), "%s", completed_research);
else
safe_snprintf(points_string, sizeof(points_string), "%u/%u",your_info.research_completed,your_info.research_total);
if(your_info.researching < knowledge_count)
{
research_string = knowledge_list[your_info.researching].name;
}
else if (your_info.researching < KNOWLEDGE_LIST_SIZE)
{
research_string = unknown_book_short_str;
}
else
{
research_string = not_researching_anything;
points_string[0] = '\0';
is_researching = 0;
}
glDisable(GL_TEXTURE_2D);
glColor3fv(gui_color);
glBegin(GL_LINES);
// window separators
glVertex3i(0,booklist_y_len,0);
glVertex3i(win->len_x,booklist_y_len,0);
glVertex3i(0,progressbox_y_len,0);
glVertex3i(win->len_x,progressbox_y_len,0);
glEnd();
//progress bar
if (is_researching)
{
int progress = (progress_right_x - progress_left_x - 1) * get_research_fraction();
glBegin(GL_QUADS);
glColor3f(0.40f,0.40f,1.00f);
glVertex3i(progress_left_x, progress_top_y, 0);
glVertex3i(progress_left_x + progress,progress_top_y, 0);
glColor3f(0.10f,0.10f,0.80f);
glVertex3i(progress_left_x + progress,progress_bot_y, 0);
glVertex3i(progress_left_x, progress_bot_y, 0);
glColor3fv(gui_color);
glEnd();
}
//progress bar
glBegin(GL_LINES);
glVertex3i(progress_left_x, progress_top_y, 0);
glVertex3i(progress_right_x, progress_top_y, 0);
glVertex3i(progress_left_x, progress_bot_y, 0);
glVertex3i(progress_right_x, progress_bot_y, 0);
glVertex3i(progress_left_x, progress_top_y, 0);
glVertex3i(progress_left_x, progress_bot_y, 0);
glVertex3i(progress_right_x, progress_top_y, 0);
glVertex3i(progress_right_x, progress_bot_y, 0);
glEnd();
glEnable(GL_TEXTURE_2D);
//draw text
if (rewrap_knowledge_now)
{
int text_width = win->len_x - 2 * text_border;
if (selected_book >= 0 && knowledge_list[selected_book].present && knowledge_list[selected_book].has_book)
text_width = book_start_x - 2 * text_border;
reset_soft_breaks(raw_knowledge_string, strlen((const char*)raw_knowledge_string),
sizeof(raw_knowledge_string), win->font_category, win->current_scale_small,
text_width, NULL, NULL);
rewrap_knowledge_now = 0;
}
draw_string_small_zoomed(text_border, booklist_y_len + text_border,
raw_knowledge_string, info_lines, win->current_scale);
glColor3f(1.0f,1.0f,1.0f);
safe_snprintf((char *)buf, sizeof(buf), "%s %s", researching_str, research_string);
draw_string_small_zoomed(text_border, progress_top_y + progress_text_y_offset, buf, 1, win->current_scale);
if (*points_string)
draw_string_small_zoomed_centered((progress_left_x + progress_right_x) / 2,
progress_top_y + progress_text_y_offset, (const unsigned char*)points_string,
1, win->current_scale);
#ifndef ANDROID
if (is_researching && mouse_over_progress_bar)
#else
if(is_researching)
#endif
{
char eta_string[20];
get_research_eta_str(eta_string, sizeof(eta_string));
draw_string_small_zoomed_centered((progress_left_x + progress_right_x) / 2,
progress_top_y - win->small_font_len_y, (const unsigned char*)eta_string,
1, win->current_scale);
mouse_over_progress_bar=0;
}
// Draw knowledges
for(i = 2*scroll; y < (booklist_y_len - booklist_y_step); i++)
{
float colour_brightness = (knowledge_list[i].present) ?1.0 : 0.6;
size_t name_len = strlen(knowledge_list[i].name);
int highlight = *highlight_string
&& name_len > 0
&& safe_strcasestr(knowledge_list[i].name, name_len, highlight_string, strlen(highlight_string));
if (!highlight && (i == selected_book))
{
GLfloat cols[3];
elglGetColour3v("global.mouseselected", cols);
glColor3f (cols[0]*colour_brightness, cols[1]*colour_brightness, cols[2]*colour_brightness);
}
else if (knowledge_list[i].mouse_over)
elglColourN("global.mousehighlight");
else if (highlight)
glColor3f (1.0f*colour_brightness, 0.6f*colour_brightness, 0.0f*colour_brightness);
else
glColor3f (1.0f*colour_brightness, 1.0f*colour_brightness, 1.0f*colour_brightness);
/* truncate the string if it is too long */
draw_string_zoomed_ellipsis_font(x, y, (const unsigned char*)knowledge_list[i].name,
max_name_x, 1, win->font_category, font_ratio);
if (get_string_width_zoom((const unsigned char*)knowledge_list[i].name, win->font_category, font_ratio) > max_name_x)
{
/* if the mouse is over this line and its truncated, tooltip to full name */
if (knowledge_list[i].mouse_over)
{
show_help(knowledge_list[i].name, -TAB_MARGIN, win->len_y+10+TAB_MARGIN, win->current_scale);
know_show_win_help = 0;
}
}
if (i % 2 == 0)
{
x += (win->len_x-win->box_size-2*text_border)/2;
}
else
{
y += booklist_y_step;
x = text_border;
}
}
if (know_show_win_help)
{
#ifdef ANDROID
show_help(long_touch_cm_options_str, -TAB_MARGIN, win->len_y+10+TAB_MARGIN, win->current_scale);
#else
show_help(cm_help_options_str, -TAB_MARGIN, win->len_y+10+TAB_MARGIN, win->current_scale);
#endif
know_show_win_help = 0;
}
#ifdef OPENGL_TRACE
CHECK_GL_ERRORS();
#endif //OPENGL_TRACE
return 1;
}
int mouseover_knowledge_handler(window_info *win, int mx, int my)
{
int i;
if (mx>=progress_left_x && mx<progress_right_x && my>progress_top_y && my<progress_bot_y)
mouse_over_progress_bar=1;
if (cm_window_shown()!=CM_INIT_VALUE)
return 0;
if (mouse_over_book_link)
{
elwin_mouse = CURSOR_USE;
mouse_over_book_link = 0;
return 1;
}
for(i=0;i<knowledge_count;i++)knowledge_list[i].mouse_over=0;
if (my>0)
know_show_win_help = 1;
if(mx>win->len_x-win->box_size)
return 0;
if(my>booklist_y_len)
return 0;
mx = (mx < (win->len_x-win->box_size)/2) ?0 :1;
my/=booklist_y_step;
knowledge_list[mx+2*(my+vscrollbar_get_pos (win->window_id, knowledge_scroll_id))].mouse_over=1;
return 0;
}
int click_knowledge_handler(window_info *win, int mx, int my, Uint32 flags)
{
int x,y,idx;
Uint8 str[3];
x= mx;
y= my;
if(x > win->len_x-win->box_size)
return 0;
if(y > booklist_y_len)
return 0;
if(flags&ELW_WHEEL_UP) {
vscrollbar_scroll_up(win->window_id, knowledge_scroll_id);
return 1;
} else if(flags&ELW_WHEEL_DOWN) {
vscrollbar_scroll_down(win->window_id, knowledge_scroll_id);
return 1;
} else {
selected_book = -1;
x = (x < (win->len_x-win->box_size)/2) ?0 :1;
y/=booklist_y_step;
idx = x + 2 *(y + vscrollbar_get_pos (win->window_id, knowledge_scroll_id));
if(idx < knowledge_count)
{
str[0] = GET_KNOWLEDGE_INFO;
*(Uint16 *)(str+1) = SDL_SwapLE16((short)idx);
my_tcp_send(str,3);
raw_knowledge_string[0] = '\0';
// Check if we display the book image and label
knowledge_book_id = idx;
if (knowledge_list[idx].present && knowledge_list[idx].has_book) {
widget_unset_flags (win->window_id, knowledge_book_image_id, WIDGET_DISABLED);
widget_unset_flags (win->window_id, knowledge_book_label_id, WIDGET_DISABLED);
} else {
widget_set_flags(win->window_id, knowledge_book_image_id, WIDGET_DISABLED);
widget_set_flags(win->window_id, knowledge_book_label_id, WIDGET_DISABLED);
}
selected_book = idx;
}
do_click_sound();
}
return 1;
}
void get_knowledge_list (Uint16 size, const char *list)
{
int i;
// make sure the entire knowledge list is 0 incase of short data
for(i=0; i<KNOWLEDGE_LIST_SIZE; i++){
knowledge_list[i].present= 0;
}
// watch for size being too large
if(size*8 > KNOWLEDGE_LIST_SIZE){
size= KNOWLEDGE_LIST_SIZE/8;
}
// now copy the data
for(i=0; i<size; i++)
{
knowledge_list[i*8+0].present= list[i] & 0x01;
knowledge_list[i*8+1].present= list[i] & 0x02;
knowledge_list[i*8+2].present= list[i] & 0x04;
knowledge_list[i*8+3].present= list[i] & 0x08;
knowledge_list[i*8+4].present= list[i] & 0x10;
knowledge_list[i*8+5].present= list[i] & 0x20;
knowledge_list[i*8+6].present= list[i] & 0x40;
knowledge_list[i*8+7].present= list[i] & 0x80;
}
}
const char *get_knowledge_state_tag(size_t index)
{
if (index < KNOWLEDGE_LIST_SIZE)
{
if (knowledge_list[index].present > 0)
return knowledge_read_book_tag;
if ((your_info.researching < KNOWLEDGE_LIST_SIZE) && (your_info.researching == index))
return knowledge_reading_book_tag;
return knowledge_unread_book_tag;
}
else
return "";
}
void get_new_knowledge(Uint16 idx)
{
if(idx < KNOWLEDGE_LIST_SIZE){
knowledge_list[idx].present= 1;
}
}
static void set_hightlight_callback(const char *new_highlight_string, void *data)
{
safe_strncpy(highlight_string, new_highlight_string, KNOWLEDGE_NAME_SIZE);
}
static int cm_knowledge_handler(window_info *win, int widget_id, int mx, int my, int option)
{
switch (option)
{
case 0:
close_ipu(&ipu_know);
init_ipu(&ipu_know, win->window_id, 21, 1, 22, NULL, set_hightlight_callback);
ipu_know.x = mx; ipu_know.y = my;
display_popup_win(&ipu_know, know_highlight_prompt_str);
if (ipu_know.popup_win >=0 && ipu_know.popup_win<windows_list.num_windows)
windows_list.window[ipu_know.popup_win].opaque = 1;
break;
case 1:
set_hightlight_callback("", NULL);
break;
case 2:
{
int i;
for(i=0; i<knowledge_count; i++)
if (knowledge_list[i].mouse_over)
{
copy_to_clipboard(knowledge_list[i].name);
break;
}
}
break;
}
return 1;
}
static void set_content_widths(window_info *win)
{
int image_size = (int)(0.5 + win->current_scale * 50);
int label_width = get_string_width_zoom((const unsigned char*)knowledge_read_book,
win->font_category, win->current_scale * 0.8);
int i, gap_y, book_x_off, max_width = 0;
text_border = win->small_font_max_len_x / 2;
booklist_y_step = win->small_font_len_y - 2;
booklist_y_len = 2 * text_border + (int)(0.5 + booklist_y_step * displayed_book_rows);
progressbox_y_len = booklist_y_len + 2 * text_border + win->small_font_len_y * info_lines;
gap_y = (win->len_y - progressbox_y_len - win->small_font_len_y - 4) / 2;
progress_top_y = progressbox_y_len + gap_y;
progress_bot_y = win->len_y - gap_y;
progress_right_x = win->len_x - (int)(0.5 + win->current_scale * 15);
progress_left_x = win->len_x - (int)(0.5 + win->current_scale * 140);
progress_text_y_offset = (progress_bot_y - progress_top_y - win->small_font_len_y) / 2;
book_x_off = max2i(label_width, image_size);
label_x_left = progress_right_x - book_x_off/2 - label_width/2;
book_x_left = progress_right_x - book_x_off/2 - image_size/2;
book_start_x = min2i(label_x_left, book_x_left);
for (i = 0; i < knowledge_count; ++i)
{
int width = get_string_width_zoom((const unsigned char*)knowledge_list[i].name,
win->font_category, win->current_scale_small);
if (width > max_width)
max_width = width;
}
win->min_len_x = 2 * text_border + 2 * max_width + 2 * win->small_font_max_len_x;
win->min_len_y = progressbox_y_len + 2*text_border + win->small_font_len_y;
}
static int resize_knowledge_handler(window_info *win, int new_width, int new_height)
{
int image_size = (int)(0.5 + win->current_scale * 50);
int label_width = get_string_width_zoom((const unsigned char*)knowledge_read_book,
win->font_category, win->current_scale * 0.8);
int label_height = (int)(0.5 + win->default_font_len_y * 0.8);
int gap_y;
set_content_widths(win);
widget_resize(win->window_id, knowledge_scroll_id, win->box_size, booklist_y_len);
widget_move(win->window_id, knowledge_scroll_id, win->len_x - win->box_size, 0);
widget_set_size(win->window_id, knowledge_book_label_id, win->current_scale * 0.8);
widget_resize(win->window_id, knowledge_book_label_id, label_width, label_height);
widget_resize(win->window_id, knowledge_book_image_id, image_size, image_size);
gap_y = booklist_y_len + (progressbox_y_len - booklist_y_len - image_size - label_height)/ 2;
widget_move(win->window_id, knowledge_book_label_id, label_x_left, gap_y);
widget_move(win->window_id, knowledge_book_image_id, book_x_left, gap_y + label_height);
rewrap_knowledge_now = 1;
return 0;
}
static int ui_scale_knowledge_handler(window_info *win)
{
set_content_widths(win);
return 1;
}
static int change_knowledge_font_handler(window_info *win, font_cat font)
{
if (font != UI_FONT)
return 0;
set_content_widths(win);
return 1;
}
// Handler to bring the book window to the front if the book icon has been
// clicked. We can't do this from click handler itself, as the windows handling
// code selects this (the knowledge) window after it has successfully handled
// the click. So we set a flag in the click handler, and check it after each
// draw.
static int post_display_knowledge_handler(window_info *win)
{
if (book_clicked)
{
select_book_window();
book_clicked = 0;
}
return 1;
}
void fill_knowledge_win(int window_id)
{
set_window_custom_scale(window_id, MW_STATS);
set_window_handler(window_id, ELW_HANDLER_DISPLAY, &display_knowledge_handler );
set_window_handler(window_id, ELW_HANDLER_CLICK, &click_knowledge_handler );
#ifndef ANDROID
set_window_handler(window_id, ELW_HANDLER_MOUSEOVER, &mouseover_knowledge_handler );
#endif
set_window_handler(window_id, ELW_HANDLER_RESIZE, &resize_knowledge_handler );
set_window_handler(window_id, ELW_HANDLER_UI_SCALE, &ui_scale_knowledge_handler);
set_window_handler(window_id, ELW_HANDLER_FONT_CHANGE, &change_knowledge_font_handler);
set_window_handler(window_id, ELW_HANDLER_POST_DISPLAY, &post_display_knowledge_handler);
knowledge_scroll_id = vscrollbar_add_extended (window_id, knowledge_scroll_id, NULL, 0, 0, 0, 0, 0, 1.0, 0, 1, (knowledge_count+1)/2-displayed_book_rows);
knowledge_book_image_id = add_knowledge_book_image(window_id);
widget_set_OnClick(window_id, knowledge_book_image_id, &handle_knowledge_book);
widget_set_OnMouseover(window_id, knowledge_book_image_id, &handle_mouseover_knowledge_book);
knowledge_book_label_id = label_add_extended(window_id, knowledge_book_image_id + 1, NULL, 0, 0, WIDGET_DISABLED, 0.8, knowledge_read_book);
widget_set_color(window_id, knowledge_book_label_id, 1.0, 1.0, 1.0);
widget_set_OnClick(window_id, knowledge_book_label_id, &handle_knowledge_book);
widget_set_OnMouseover(window_id, knowledge_book_label_id, &handle_mouseover_knowledge_book);
if (window_id >= 0 && window_id < windows_list.num_windows)
set_content_widths(&windows_list.window[window_id]);
if (cm_valid(!cm_know_id))
{
cm_know_id = cm_create(know_highlight_cm_str, cm_knowledge_handler);
cm_add_window(cm_know_id, window_id);
init_ipu(&ipu_know, -1, 1, 1, 1, NULL, NULL);
}
}
void set_knowledge_string(const Uint8 *in_data, int data_length)
{
safe_strncpy2((char *)raw_knowledge_string, (const char *)in_data, TEXTBUFSIZE, data_length);
rewrap_knowledge_now = 1;
}
void load_knowledge_list(void)
{
FILE *f = NULL;
int i=0;
char strLine[255];
char *out;
memset(knowledge_list, 0, sizeof(knowledge_list));
i= 0;
knowledge_count= 0;
// try the language specific knowledge list
f=open_file_lang("knowledge.lst", "rb");
if(f == NULL){
LOG_ERROR("%s: %s \"knowledge.lst\": %s\n", reg_error_str, cant_open_file, strerror(errno));
return;
}
while(1)
{
if(!fgets(strLine, sizeof(strLine), f)) {
break;
}
out = knowledge_list[i].name;
my_xmlStrncopy(&out, strLine, sizeof(knowledge_list[i].name)-1);
i++;
}
// memorize the count
knowledge_count= i;
// close the file
fclose(f);
}