mirror of https://github.com/bgiraudr/Adoranda.git
88 lines
2.2 KiB
C
88 lines
2.2 KiB
C
#include <gint/display.h>
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#include <gint/keyboard.h>
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#include <gint/cpu.h>
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#include <string.h>
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#include <ctype.h>
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#include "talkable.h"
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#include "util.h"
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#include "event.h"
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#include "player.h"
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#define LIMIT 35
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struct Talkable default_value = {
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.x = 0,
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.y = 0,
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.name = "default name",
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.text = "default dialog"
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};
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/* Find the last word boundary between [str] and [limit]. If there is no word
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boundary (ie. [limit] is in the first word of [str]), returns [limit].
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This function always return a position *after* [str] so that we always make
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progress and don't loop. */
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char *word_boundary_before(char *str, char *limit)
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{
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char *s = limit;
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while(s > str) {
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if(isspace(*s) || !*s) return s;
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s--;
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}
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return limit;
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}
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/* Skip spaces at the start of [str] */
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char *skip_spaces(char *str)
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{
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return str + strspn(str, " \t\n");
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}
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/*draw the dialog of a specified talkable tile*/
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void draw_dialog(struct Game *game) {
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extern bopti_image_t img_dialogue;
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const char *delim = ";";
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int direction = game->player->direction;
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int dx = (direction == DIR_RIGHT) - (direction == DIR_LEFT);
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int dy = (direction == DIR_DOWN) - (direction == DIR_UP);
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struct Talkable *talk = get_dialog_xy(game->map, game->player->pos.x + dx, game->player->pos.y + dy);
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char *str = strdup(talk->text);
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char *curr_line = strtok(str, delim);
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while(curr_line != NULL) {
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char *event = strchr(curr_line, '~');
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if(event) handle_event(game, curr_line+1);
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else {
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dimage(43,31,&img_dialogue);
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dprint(50,40, C_BLACK, "%s", talk->name);
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int const DIALOG_WIDTH = 295, LINE_HEIGHT = 13;
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int y = 45 + LINE_HEIGHT;
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while(*curr_line) {
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char *end = (char *)drsize(curr_line, NULL, DIALOG_WIDTH, NULL);
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char *last_word = word_boundary_before(curr_line, end);
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dtext_opt(50, y, C_BLACK, C_NONE, DTEXT_LEFT, DTEXT_TOP,
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curr_line, last_word - curr_line);
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curr_line = skip_spaces(last_word);
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y += LINE_HEIGHT;
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}
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dupdate();
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wait_for_input(KEY_SHIFT);
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}
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curr_line = strtok(NULL, delim);
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}
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}
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/*find the talkable tile using the player's position*/
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struct Talkable* get_dialog_xy(struct Map *map, int x, int y) {
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int i = 0;
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while(i < map->dialog_count) {
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if(map->dialogs[i].x == x && map->dialogs[i].y == y) return &map->dialogs[i];
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i++;
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}
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return &default_value;
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} |