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Add "look" mode to query things on any cell via new THINGS_HERE command.
[plomrogue] / src / client / control.c
index a58c35cb06e060ddfb4763413a0068c051b9e76d..76d69ac4562b9b0dc39211fffd1d47767815f9ac 100644 (file)
@@ -1,25 +1,37 @@
-/* src/client/control.c */
+/* src/client/control.c
+ *
+ * This file is part of PlomRogue. PlomRogue is licensed under the GPL version 3
+ * or any later version. For details on its copyright, license, and warranties,
+ * see the file NOTICE in the root directory of the PlomRogue source package.
+ */
 
 #include "control.h"
-#include <stdint.h> /* uint8_t, uint16_t */
+#include <stdint.h> /* uint8_t, uint16_t, uint32_t, UINT32_MAX */
+#include <stdlib.h> /* free() */
 #include <stdio.h> /* sprintf() */
-#include <string.h> /* strlen() */
-#include "io.h" /* try_send() */
+#include <string.h> /* strlen(), strcmp(), strncmp() */
+#include "../common/rexit.h" /* exit_err(), exit_trouble() */
+#include "../common/try_malloc.h" /* try_malloc() */
+#include "interface_conf.h" /* reload_interface_conf(), save_interface_conf() */
+#include "io.h" /* send() */
 #include "keybindings.h" /* get_command_to_keycode(), get_keycode_to_command(),
                           * mod_selected_keyb(), move_keyb_selection()
                           */
-#include "map_window.h" /* for map_scroll(), map_center() */
-#include "misc.h" /* reload_interface_conf(), save_interface_conf(),
-                   * nav_inventory()
-                   */
-#include "wincontrol.h" /* struct WinConf, toggle_window(), toggle_winconfig(),
-                         * scroll_pad(), get_winconf_by_win(),
-                         * growshrink_active_window(), toggle_win_size_type()
+#include "map.h" /* map_scroll(), map_center(), toggle_autofocus(),
+                  * toggle_lookmode(), lookmode_nav()
+                  */
+#include "wincontrol.h" /* shift_active_win(), resize_active_win(),
+                         * toggle_win_size_type(), toggle_window(),
+                         * cycle_active_win(), scroll_v_screen(),
+                         * toggle_linebreak_type(), toggle_winconfig()
                          */
-#include "windows.h" /* for cycle_active_win(), shift_active_win() */
-#include "world.h" /* for global world */
+#include "windows.h" /* get_win_by_id() */
+#include "world.h" /* world */
+
 
 
+/* Move world.inventory_sel up ("dir"="u") or down (else) as far as possible. */
+static void nav_inventory(char dir);
 
 /* If "command"'s .dsc_short fits "match", apply "f" with provided char
  * arguments and return 1; else, return 0.
 static uint8_t try_0args(struct Command * command, char * match, void (* f) ());
 static uint8_t try_1args(struct Command * command, char * match,
                          void (* f) (char), char c);
-static uint8_t try_2args(struct Command * command, char * match,
-                         void (* f) (char, char), char c1, char c2);
+
+/* If "command" fits pattern "keyb_XY" with Y a proper keybinding list ID char
+ * and X one of "u" (for "up"), "d" (for "down") or "m" (for "modify"), move up
+ * or down or modify entry in the selected keybinding list.
+ */
+static uint8_t try_kb_manip(char * command);
 
 /* Try if "command" matches a hard-coded list of client-only commands and, if
  * successful, execute the match and return 1. Else, return 0.
  */
 static uint8_t try_client_commands(struct Command * command);
 
+/* If c == c_to_match, set "string" to "string_to_set". */
+static uint8_t set_string_if_char_match(char c, char c_to_match,
+                                        char ** string, char * string_to_set);
+
+/* Transform "command" to server command + argument string (free externally). */
+static char * build_server_message_with_argument(struct Command * command);
+
 /* Try out "command" as one for server messaging; sending is .server_msg,
  * followed by either a string representing "command"'s .arg, or, if .arg is
- * 'i', world.player_inventory_select. Return 1 on success, 0 on failure.
+ * 'i', world.player_inventory_select, or, if .arg is '0', nothing. Return 1 on
+ * success, 0 on failure.
  */
 static uint8_t try_server_commands(struct Command * command);
 
 
 
+static void nav_inventory(char dir)
+{
+    if ('u' == dir)
+    {
+        world.player_inventory_select = world.player_inventory_select
+                                        - (world.player_inventory_select > 0);
+        return;
+    }
+    uint8_t n_elems = 0;
+    uint32_t i;
+    char * err = "Inventory string is too large.";
+    exit_err(UINT32_MAX <= strlen(world.player_inventory), err);
+    for (i = 0; '\0' != world.player_inventory[i]; i++)
+    {
+        n_elems = n_elems + ('\n' == world.player_inventory[i]);
+    }
+    world.player_inventory_select = world.player_inventory_select
+                                    + (world.player_inventory_select < n_elems);
+}
+
+
+
 static uint8_t try_0args(struct Command * command, char * match, void (* f) ())
 {
     if (!strcmp(command->dsc_short, match))
@@ -53,6 +99,8 @@ static uint8_t try_0args(struct Command * command, char * match, void (* f) ())
     return 0;
 }
 
+
+
 static uint8_t try_1args(struct Command * command, char * match,
                              void (* f) (char), char c)
 {
@@ -66,12 +114,19 @@ static uint8_t try_1args(struct Command * command, char * match,
 
 
 
-static uint8_t try_2args(struct Command * command, char * match,
-                             void (* f) (char, char), char c1, char c2)
+static uint8_t try_kb_manip(char * command)
 {
-    if (!strcmp(command->dsc_short, match))
+    char * cmp = "keyb_";
+    if (strlen(command) == strlen(cmp)+2 && !strncmp(command, cmp, strlen(cmp)))
     {
-        f(c1, c2);
+        if ('m' == command[strlen(cmp)])
+        {
+            mod_selected_keyb(command[strlen(cmp) + 1]);
+        }
+        else if ('u' == command[strlen(cmp)] || 'd' == command[strlen(cmp)])
+        {
+            move_keyb_selection(command[strlen(cmp) + 1], command[strlen(cmp)]);
+        }
         return 1;
     }
     return 0;
@@ -82,17 +137,17 @@ static uint8_t try_2args(struct Command * command, char * match,
 static uint8_t try_client_commands(struct Command * command)
 {
     return (   try_0args(command, "map_c", map_center)
-            || try_1args(command, "map_u", map_scroll, 'N')
-            || try_1args(command, "map_d", map_scroll, 'S')
-            || try_1args(command, "map_r", map_scroll, 'E')
-            || try_1args(command, "map_l", map_scroll, 'W')
+            || try_0args(command, "to_autofocus", toggle_autofocus)
+            || try_1args(command, "map_u", map_scroll, '8')
+            || try_1args(command, "map_d", map_scroll, '2')
+            || try_1args(command, "map_r", map_scroll, '6')
+            || try_1args(command, "map_l", map_scroll, '4')
             || try_1args(command, "inv_u", nav_inventory, 'u')
             || try_1args(command, "inv_d", nav_inventory, 'd')
             || try_1args(command, "cyc_win_f", cycle_active_win, 'f')
             || try_1args(command, "cyc_win_b", cycle_active_win, 'b')
-            || try_1args(command, "scrl_r", scroll_pad, '+')
-            || try_1args(command, "scrl_l", scroll_pad, '-')
-            || try_1args(command, "to_a_keywin", toggle_window, 'k')
+            || try_1args(command, "scrl_r", scroll_v_screen, '+')
+            || try_1args(command, "scrl_l", scroll_v_screen, '-')
             || try_1args(command, "to_g_keywin", toggle_window, '0')
             || try_1args(command, "to_wg_keywin", toggle_window, '1')
             || try_1args(command, "to_wk_keywin", toggle_window, '2')
@@ -100,29 +155,71 @@ static uint8_t try_client_commands(struct Command * command)
             || try_1args(command, "to_infowin", toggle_window, 'i')
             || try_1args(command, "to_inv", toggle_window, 'c')
             || try_1args(command, "to_logwin", toggle_window, 'l')
+            || try_1args(command, "to_terrain", toggle_window, 's')
             || try_0args(command, "winconf", toggle_winconfig)
-            || try_1args(command, "grow_h", growshrink_active_window, '*')
-            || try_1args(command, "shri_h", growshrink_active_window, '_')
-            || try_1args(command, "grow_v", growshrink_active_window, '+')
-            || try_1args(command, "shri_v", growshrink_active_window, '-')
+            || try_1args(command, "grow_h", resize_active_win, '*')
+            || try_1args(command, "shri_h", resize_active_win, '_')
+            || try_1args(command, "grow_v", resize_active_win, '+')
+            || try_1args(command, "shri_v", resize_active_win, '-')
+            || try_0args(command, "to_break", toggle_linebreak_type)
             || try_1args(command, "to_height_t", toggle_win_size_type, 'y')
             || try_1args(command, "to_width_t", toggle_win_size_type, 'x')
             || try_1args(command, "shift_f", shift_active_win, 'f')
             || try_1args(command, "shift_b", shift_active_win, 'b')
             || try_0args(command, "reload_conf", reload_interface_conf)
             || try_0args(command, "save_conf", save_interface_conf)
-            || try_1args(command, "g_keys_m", mod_selected_keyb, 'G')
-            || try_2args(command, "g_keys_u", move_keyb_selection, 'G', 'u')
-            || try_2args(command, "g_keys_d", move_keyb_selection, 'G', 'd')
-            || try_1args(command, "w_keys_m", mod_selected_keyb, 'w')
-            || try_2args(command, "w_keys_u", move_keyb_selection, 'w', 'u')
-            || try_2args(command, "w_keys_d", move_keyb_selection, 'w', 'd')
-            || try_1args(command, "wg_keys_m", mod_selected_keyb, 'g')
-            || try_2args(command, "wg_keys_u", move_keyb_selection, 'g', 'u')
-            || try_2args(command, "wg_keys_d", move_keyb_selection, 'g', 'd')
-            || try_1args(command, "wk_keys_m", mod_selected_keyb, 'k')
-            || try_2args(command, "wk_keys_u", move_keyb_selection, 'k', 'u')
-            || try_2args(command, "wk_keys_d", move_keyb_selection, 'k', 'd'));
+            || try_0args(command, "to_look", toggle_lookmode)
+            || try_kb_manip(command->dsc_short));
+}
+
+
+
+static uint8_t set_string_if_char_match(char c, char c_to_match,
+                                        char ** string, char * string_to_set)
+{
+    if (c == c_to_match)
+    {
+        *string = string_to_set;
+        return 1;
+    }
+    return 0;
+}
+
+
+
+static char * build_server_message_with_argument(struct Command * cmd)
+{
+    uint8_t command_size = strlen(cmd->server_msg);
+    char * arg_str = "";
+    uint8_t arg_size = 0;
+    if ('i' == cmd->arg)
+    {
+        arg_size = 3;
+        arg_str = try_malloc(arg_size + 1, __func__);
+        int test = sprintf(arg_str, "%d",world.player_inventory_select);
+        exit_trouble(test < 0, __func__, "sprintf");
+    }
+    else if (   set_string_if_char_match(cmd->arg, 'd', &arg_str, "east")
+             || set_string_if_char_match(cmd->arg, 'c', &arg_str, "south-east")
+             || set_string_if_char_match(cmd->arg, 'x', &arg_str, "south-west")
+             || set_string_if_char_match(cmd->arg, 's', &arg_str, "west")
+             || set_string_if_char_match(cmd->arg, 'w', &arg_str, "north-west")
+             || set_string_if_char_match(cmd->arg, 'e', &arg_str, "north-east"))
+    {
+        arg_size = strlen(arg_str);
+    }
+    else
+    {
+        exit_err(1, "Illegal server command argument.");
+    }
+    char * msg = try_malloc(command_size + 1 + arg_size + 1, __func__);
+    int test = sprintf(msg, "%s %s", cmd->server_msg, arg_str);
+    exit_trouble(test < 0, __func__, "sprintf");
+    if ('i' == cmd->arg)
+    {
+        free(arg_str);
+    }
+    return msg;
 }
 
 
@@ -131,16 +228,16 @@ static uint8_t try_server_commands(struct Command * command)
 {
     if (command->server_msg)
     {
-        uint8_t arg = (uint8_t) command->arg;
-        if ('i' == arg)
+        if ('0' == command->arg)
+        {
+            send(command->server_msg);
+        }
+        else
         {
-            arg = world.player_inventory_select;
+            char * msg = build_server_message_with_argument(command);
+            send(msg);
+            free(msg);
         }
-        uint8_t command_size = strlen(command->server_msg);
-        uint8_t arg_size = 3;
-        char msg[command_size + 1 + arg_size + 1];
-        sprintf(msg, "%s %d", command->server_msg, arg);
-        try_send(msg);
         return 1;
     }
     return 0;
@@ -150,30 +247,34 @@ static uint8_t try_server_commands(struct Command * command)
 
 extern uint8_t try_key(uint16_t key)
 {
-    struct Command * command = get_command_to_keycode(world.kb_global.kbs, key);
-    if (!command && world.wmeta.active)
+    struct Command * command = get_command_to_keycode(&world.kb_global, key);
+    if (!command && world.winDB.active)
     {
-        struct WinConf * wc = get_winconf_by_win(world.wmeta.active);
-        if      (0 == wc->view)
+        struct Win * w = get_win_by_id(world.winDB.active);
+        if      (0 == w->view)
         {
-            command = get_command_to_keycode(wc->kb.kbs, key);
+            command = get_command_to_keycode(&w->kb, key);
         }
-        else if (1 == wc->view)
+        else if (1 == w->view)
         {
-            command = get_command_to_keycode(world.kb_wingeom.kbs, key);
+            command = get_command_to_keycode(&world.kb_wingeom, key);
         }
-        else if (2 == wc->view)
+        else if (2 == w->view)
         {
-            command = get_command_to_keycode(world.kb_winkeys.kbs, key);
+            command = get_command_to_keycode(&world.kb_winkeys, key);
         }
     }
     if (command)
     {
-        if (try_server_commands(command))
+        if (world.look && lookmode_nav(command->dsc_short))
+        {
+            return 1;
+        }
+        else if (try_client_commands(command))
         {
             return 1;
         }
-        else if      (try_client_commands(command))
+        else if (try_server_commands(command))
         {
             return 1;
         }