From: Christian Heller <c.heller@plomlompom.de>
Date: Thu, 29 Oct 2020 02:02:54 +0000 (+0100)
Subject: Refactor TUI drawing.
X-Git-Url: https://plomlompom.com/repos/%7B%7Bdb.prefix%7D%7D/static/%7B%7B%20web_path%20%7D%7D/task?a=commitdiff_plain;h=70792c88545e3f5e5793554558d62c477fec9051;p=plomrogue2-experiments

Refactor TUI drawing.
---

diff --git a/new2/rogue_chat_nocanvas_monochrome.html b/new2/rogue_chat_nocanvas_monochrome.html
index d7e0018..e46daac 100644
--- a/new2/rogue_chat_nocanvas_monochrome.html
+++ b/new2/rogue_chat_nocanvas_monochrome.html
@@ -163,14 +163,15 @@ let unparser = {
 }
 
 class Mode {
-    constructor(name, has_input_prompt=false, shows_annotations=false) {
+    constructor(name, has_input_prompt=false, shows_annotations=false, is_intro=false) {
         this.name = name;
         this.has_input_prompt = has_input_prompt;
         this.shows_annotations = shows_annotations;
+        this.is_intro = is_intro;
     }
 }
-let mode_waiting_for_server = new Mode('waiting_for_server', false, false);
-let mode_login = new Mode('login', true, false);
+let mode_waiting_for_server = new Mode('waiting_for_server', false, false, true);
+let mode_login = new Mode('login', true, false, true);
 let mode_chat = new Mode('chat', true, false);
 let mode_annotate = new Mode('annotate', true, true);
 let mode_play = new Mode('play', false, false);
@@ -210,64 +211,6 @@ let tui = {
     }
     this.full_refresh();
   },
-  draw_mode_line: function() {
-      terminal.drawBox(1, this.window_width, this.height_mode_line, this.window_width);
-      terminal.write(1, this.window_width, 'MODE ' + this.mode.name);
-  },
-  draw_history: function() {
-    if (terminal.rows <= this.height_header + this.height_input) {
-        return;
-    }
-    terminal.drawBox(this.height_header, this.window_width, terminal.rows - this.height_header - this.height_input, this.window_width);
-      for (let y = terminal.rows - 1 - this.height_input,
-               i = this.log.length - 1;
-           y >= this.height_header && i >= 0;
-           y--, i--) {
-          terminal.write(y, this.window_width, this.log[i]);
-      }
-  },
-  draw_map: function() {
-    terminal.drawBox(0, 0, terminal.rows, this.window_width);
-    let map_lines = [];
-    let line = [];
-    for (let i = 0, j = 0; i < game.map.length; i++, j++) {
-        if (j == game.map_size[1]) {
-            map_lines.push(line);
-            line = [];
-            j = 0;
-        };
-        line.push(game.map[i]);
-    };
-    map_lines.push(line);
-    let player_position = [0,0];
-    let center_pos = [Math.floor(game.map_size[0] / 2),
-		      Math.floor(game.map_size[1] / 2)];
-    for (const thing_id in game.things) {
-        let t = game.things[thing_id];
-        map_lines[t[0]][t[1]] = '@';
-        if (game.player_id == thing_id) {
-            center_pos = t;
-        }
-    };
-    if (tui.mode.shows_annotations) {
-        map_lines[explorer.position[0]][explorer.position[1]] = '?';
-        center_pos = explorer.position;
-    }
-    let offset = [(terminal.rows / 2) - center_pos[0],
-                  this.window_width / 2 - center_pos[1]];
-      for (let term_y = offset[0], map_y = 0;
-           term_y < terminal.rows && map_y < game.map_size[0];
-           term_y++, map_y++) {
-        if (term_y >= 0) {
-            let to_draw = map_lines[map_y].join('').slice(0, this.window_width - offset[1]);
-            terminal.write(term_y, offset[1], to_draw);
-        }
-    }
-  },
-  draw_turn_line: function(n) {
-    terminal.drawBox(0, this.window_width, 1, this.window_width);
-    terminal.write(0, this.window_width, 'turn: ' + game.turn);
-  },
   empty_input: function(str) {
       this.input = "";
       if (this.mode.has_input_prompt) {
@@ -282,6 +225,7 @@ let tui = {
       }
       this.input += str;
       this.recalc_input_lines();
+      this.full_refresh();
   },
   recalc_input_lines: function() {
       this.input_lines = this.msg_into_lines_of_width(this.input_prompt + this.input, this.window_width);
@@ -293,16 +237,9 @@ let tui = {
       } else {
           this.input = tui.input.slice(0, -1);
           this.recalc_input_lines();
+          this.full_refresh();
       }
   },
-  draw_input: function() {
-    terminal.drawBox(terminal.rows - this.height_input, this.window_width, this.height_input, this.window_width);
-    if (this.mode.has_input_prompt) {
-        for (let y = terminal.rows - this.height_input, i = 0; y < terminal.rows && i < this.input_lines.length; y++, i++) {
-            terminal.write(y, this.window_width, this.input_lines[i]);
-        }
-    }
-  },
   msg_into_lines_of_width: function(msg, width) {
     let chunk = "";
     let lines = [];
@@ -323,10 +260,7 @@ let tui = {
       while (this.log.length > terminal.rows) {
         this.log.shift();
       };
-      this.draw_history();
-  },
-  refresh: function() {
-    terminal.refresh();
+      this.full_refresh();
   },
   log_help: function() {
     this.log_msg("");
@@ -353,24 +287,90 @@ let tui = {
     this.log_msg("p - switch to play mode");
     this.log_msg("");
   },
+  draw_map: function() {
+    let map_lines = [];
+    let line = [];
+    for (let i = 0, j = 0; i < game.map.length; i++, j++) {
+        if (j == game.map_size[1]) {
+            map_lines.push(line);
+            line = [];
+            j = 0;
+        };
+        line.push(game.map[i]);
+    };
+    map_lines.push(line);
+    let player_position = [0,0];
+    let center_pos = [Math.floor(game.map_size[0] / 2),
+		      Math.floor(game.map_size[1] / 2)];
+    for (const thing_id in game.things) {
+        let t = game.things[thing_id];
+        map_lines[t[0]][t[1]] = '@';
+        if (game.player_id == thing_id) {
+            center_pos = t;
+        }
+    };
+    if (tui.mode.shows_annotations) {
+        map_lines[explorer.position[0]][explorer.position[1]] = '?';
+        center_pos = explorer.position;
+    }
+    let offset = [(terminal.rows / 2) - center_pos[0],
+                  this.window_width / 2 - center_pos[1]];
+      for (let term_y = offset[0], map_y = 0;
+           term_y < terminal.rows && map_y < game.map_size[0];
+           term_y++, map_y++) {
+        if (term_y >= 0) {
+            let to_draw = map_lines[map_y].join('').slice(0, this.window_width - offset[1]);
+            terminal.write(term_y, offset[1], to_draw);
+        }
+    }
+  },
+  draw_mode_line: function() {
+      terminal.write(0, this.window_width, 'MODE: ' + this.mode.name);
+  },
+  draw_turn_line: function(n) {
+    terminal.write(1, this.window_width, 'TURN: ' + game.turn);
+  },
+  draw_history: function() {
+    if (terminal.rows <= this.height_header + this.height_input) {
+        return;
+    }
+      for (let y = terminal.rows - 1 - this.height_input,
+               i = this.log.length - 1;
+           y >= this.height_header && i >= 0;
+           y--, i--) {
+          terminal.write(y, this.window_width, this.log[i]);
+      }
+  },
   draw_info: function() {
-    terminal.drawBox(this.height_header, this.window_width, terminal.rows - this.height_header - this.height_input, this.window_width);
     let lines = this.msg_into_lines_of_width(explorer.get_info(), this.window_width);
     for (let y = this.height_header, i = 0; y < terminal.rows && i < lines.length; y++, i++) {
       terminal.write(y, this.window_width, lines[i]);
     }
   },
+  draw_input: function() {
+    if (this.mode.has_input_prompt) {
+        for (let y = terminal.rows - this.height_input, i = 0; y < terminal.rows && i < this.input_lines.length; y++, i++) {
+            terminal.write(y, this.window_width, this.input_lines[i]);
+        }
+    }
+  },
   full_refresh: function() {
-    this.draw_map();
-    this.draw_turn_line();
-    this.draw_mode_line();
-    if (this.mode.shows_annotations) {
-      this.draw_info();
+    terminal.drawBox(0, 0, terminal.rows, terminal.cols);
+    if (this.mode.is_intro) {
+        this.draw_history();
+        this.draw_input();
     } else {
-      this.draw_history();
+        this.draw_map();
+        this.draw_turn_line();
+        this.draw_mode_line();
+        if (this.mode.shows_annotations) {
+          this.draw_info();
+        } else {
+          this.draw_history();
+        }
+        this.draw_input();
     }
-    this.draw_input();
-    this.refresh();
+    terminal.refresh();
   }
 }
 
@@ -402,17 +402,13 @@ server.websocket.onmessage = function (event) {
     if (tui.mode == mode_study) {
       explorer.query_info();
     }
-    tui.draw_turn_line();
-    tui.draw_map();
-    tui.refresh();
+    tui.full_refresh();
   } else if (tokens[0] === 'CHAT') {
      tui.log_msg('# ' + tokens[1], 1);
-     tui.refresh();
   } else if (tokens[0] === 'PLAYER_ID') {
       game.player_id = parseInt(tokens[1]);
   } else if (tokens[0] === 'META') {
      tui.log_msg('@ ' + tokens[1]);
-     tui.refresh();
   } else if (tokens[0] === 'LOGIN_OK') {
       server.send(['GET_GAMESTATE']);
       tui.log_help();
@@ -423,20 +419,16 @@ server.websocket.onmessage = function (event) {
      explorer.update_info_db(position, tokens[2]);
   } else if (tokens[0] === 'UNHANDLED_INPUT') {
      tui.log_msg('? unknown command');
-     tui.refresh();
   } else if (tokens[0] === 'PLAY_ERROR') {
      terminal.blink_screen();
   } else if (tokens[0] === 'ARGUMENT_ERROR') {
      tui.log_msg('? syntax error: ' + tokens[1]);
-     tui.refresh();
   } else if (tokens[0] === 'GAME_ERROR') {
      tui.log_msg('? game error: ' + tokens[1]);
-     tui.refresh();
   } else if (tokens[0] === 'PONG') {
     console.log('PONG');
   } else {
      tui.log_msg('? unhandled input: ' + event.data);
-     tui.refresh();
   }
 }
 
@@ -462,23 +454,19 @@ let explorer = {
             && !(try_pos[1] >= game.map_size[1])) {
             this.position = try_pos;
             this.query_info();
-            tui.draw_map();
-            tui.draw_info();
-            tui.refresh();
+            tui.full_refresh();
         }
     },
     update_info_db: function(yx, str) {
         this.info_db[yx] = str;
         if (tui.mode == mode_study) {
-            tui.draw_info();
-            tui.refresh();
+            tui.full_refresh();
         }
     },
     empty_info_db: function() {
         this.info_db = {};
         if (tui.mode == mode_study) {
-            tui.draw_info();
-            tui.refresh();
+            tui.full_refresh();
         }
     },
     query_info: function() {
@@ -502,10 +490,8 @@ let explorer = {
 document.addEventListener('keydown', (event) => {
     if (tui.mode.has_input_prompt && event.key.length === 1) {
         tui.add_to_input(event.key);
-        tui.full_refresh();
     } else if (tui.mode.has_input_prompt && event.key == 'Backspace') {
         tui.shorten_input();
-        tui.full_refresh();
     } else if (tui.mode == mode_login && event.key == 'Enter') {
         server.send(['LOGIN', tui.input]);
         tui.switch_mode(mode_login);
@@ -522,7 +508,6 @@ document.addEventListener('keydown', (event) => {
                     tui.switch_mode(mode_study);
                 } else if (tokens[0] == ':help') {
                     tui.log_help();
-                    tui.refresh();
                 } else if (tokens[0] == ':nick') {
                     if (tokens.length > 1) {
                         server.send(['LOGIN', tokens[1]]);
@@ -554,7 +539,6 @@ document.addEventListener('keydown', (event) => {
               tui.switch_mode(mode_study);
           } else if (event.key === 'F1') {
               tui.log_help();
-              tui.refresh();
           } else if (event.key === 'f') {
               server.send(["TASK:FLATTEN_SURROUNDINGS"]);
           } else if (event.key === 'a') {
@@ -586,8 +570,6 @@ document.addEventListener('keydown', (event) => {
 	      explorer.move('down');
         } else if (event.key === 'A') {
           tui.switch_mode(mode_annotate);
-          tui.draw_info();
-          tui.refresh();
         };
     }
 }, false);