From 0a339a5e6412235c7aa519479a61ca8bbc0c95c4 Mon Sep 17 00:00:00 2001
From: Dominic Masters <dominic@domsplace.com>
Date: Sun, 20 Feb 2022 19:26:06 -0800
Subject: [PATCH] bruh?

---
 src/conversation/textbox.c | 59 +++++++++++++++++++++++++++++---------
 src/conversation/textbox.h |  1 +
 src/input.h                |  2 ++
 3 files changed, 48 insertions(+), 14 deletions(-)

diff --git a/src/conversation/textbox.c b/src/conversation/textbox.c
index c9f21d6..63e5b1a 100644
--- a/src/conversation/textbox.c
+++ b/src/conversation/textbox.c
@@ -52,16 +52,17 @@ inline void conversationTextboxInit() {
 void conversationTextboxSetText(char *text) {
   uint8_t i, j, k, rowStart, stateFlags;
   char c, c2;
-  uint8_t TEXTBOX_TILES[TEXTBOX_CHAR_ROWS * TEXTBOX_CHARS_PER_ROW];
 
   for(i = 0; i < TEXTBOX_SCROLL_ROWS_MAX * TEXTBOX_CHARS_PER_ROW; i++) {
-    TEXTBOX_TEXTS[i] = '4';
+    TEXTBOX_TEXTS[i] = ' ';
   }
   
   // Reset textbox state
   TEXTBOX_STATE = TEXTBOX_STATE_VISIBLE;
   TEXTBOX_SCROLL = 0;
+  TEXTBOX_ROW_COUNT = 0;
   TEXTBOX_ROW_CURRENT = 0;
+  TEXTBOX_ROW_COUNT = 1;
   
   // Copy source text to buffer, also determine wordwrapping here.
   i = 0, j = 0, rowStart = 0, stateFlags = 0;
@@ -69,15 +70,16 @@ void conversationTextboxSetText(char *text) {
     if(c == ' ') {
       // Scan ahead and look at how many chars remain to the next space
       k = i + 1;
-      while((c2 = text[k]) != '\0') {
-        if(c2 == '\n' || c2 == ' ') break;
-        if((k - rowStart) >= TEXTBOX_CHARS_PER_ROW) break;
-        k++;
-      }
+      while(
+        (c2 = text[k]) != '\0' &&
+        c2 != '\n' &&
+        c2 != ' ' &&
+        (k - rowStart) < TEXTBOX_CHARS_PER_ROW
+      ) k++;
       
       // IF that number is less than the remaining chars on the current row,
       // then treat this space like a newline.
-      if(k == (rowStart + TEXTBOX_CHARS_PER_ROW)) {
+      if(k >= (rowStart + TEXTBOX_CHARS_PER_ROW - 1)) {
         stateFlags |= 1 << 0;
       }
     } else if(c == '\n') {
@@ -87,9 +89,10 @@ void conversationTextboxSetText(char *text) {
     // Do we need to newline?
     if((stateFlags & (1 << 0)) != 0) {
       stateFlags &= ~(1 << 0);
-      rowStart += TEXTBOX_CHARS_PER_ROW;
-      j = rowStart;
+      rowStart = i;
+      j = ((j / TEXTBOX_CHARS_PER_ROW) + 1) * TEXTBOX_CHARS_PER_ROW;
       i++;
+      TEXTBOX_ROW_COUNT++;
       continue;
     }
 
@@ -100,19 +103,27 @@ void conversationTextboxSetText(char *text) {
 
   // Now we have organized the string nicely we can prep for rendering. Fill the
   // tiles with blank chars.
+  textboxFillBlank();
+
+  // Show the window layer.
+  SHOW_WIN;
+}
+
+inline void textboxFillBlank() {
+  uint8_t i, j;
+  uint8_t TEXTBOX_TILES[TEXTBOX_CHAR_ROWS * TEXTBOX_CHARS_PER_ROW];
+
   for(j = 0; j < TEXTBOX_CHAR_ROWS; j++) {
     for(i = 0; i < TEXTBOX_CHARS_PER_ROW ; i++) {
       TEXTBOX_TILES[i + (j * TEXTBOX_CHARS_PER_ROW)] = TEXTBOX_TILE_BLANK;
     }
   }
+
   set_win_tiles(
     0x01, 0x01,
     TEXTBOX_WIDTH_IN_TILES - 0x02, TEXTBOX_HEIGHT_IN_TILES - 0x02,
     TEXTBOX_TILES
   );
-
-  // Show the window layer.
-  SHOW_WIN;
 }
 
 inline void conversationTextboxUpdate() {
@@ -123,12 +134,32 @@ inline void conversationTextboxUpdate() {
   // Is the textbox visible?
   if((TEXTBOX_STATE & TEXTBOX_STATE_VISIBLE) == 0) return;
 
+  // Have we finished scrolling?
+  if(TEXTBOX_STATE & TEXTBOX_STATE_SCROLLED) {
+    // Is the user trying to go to the next line?
+    BGB_printf("has scrolled");
+    if(INPUT_STATE & INPUT_BIND_TEXT_SKIP) {
+      // First, lets figure out if there's any more text to reveal or not.
+      if((TEXTBOX_ROW_COUNT - TEXTBOX_ROW_CURRENT) >= TEXTBOX_TILES_ROWS) {
+        TEXTBOX_STATE &= ~TEXTBOX_STATE_VISIBLE;
+        return;
+      }
+
+      TEXTBOX_STATE &= ~(TEXTBOX_STATE_SCROLLED);
+      TEXTBOX_ROW_CURRENT += TEXTBOX_TILES_ROWS;
+      textboxFillBlank();
+      BGB_printf("tst");
+    }
+
+    return;
+  }
+
   // Move to the next character.
   i = TEXTBOX_ROW_CURRENT * TEXTBOX_CHARS_PER_ROW;
   c = TEXTBOX_TEXTS[i+TEXTBOX_SCROLL];
 
   if(TEXTBOX_SCROLL == TEXTBOX_CHARS_MAX) {
-    // TEXTBOX_
+    TEXTBOX_STATE |= TEXTBOX_STATE_SCROLLED;
   } else {
     tiles[0] = c - 33 + 4;
     set_win_tiles(
diff --git a/src/conversation/textbox.h b/src/conversation/textbox.h
index ca97ea8..00b1100 100644
--- a/src/conversation/textbox.h
+++ b/src/conversation/textbox.h
@@ -54,4 +54,5 @@ extern uint8_t TEXTBOX_SCROLL;
 
 inline void conversationTextboxInit();
 void conversationTextboxSetText(char *text);
+inline void textboxFillBlank();
 inline void conversationTextboxUpdate();
\ No newline at end of file
diff --git a/src/input.h b/src/input.h
index c0d87ff..276c378 100644
--- a/src/input.h
+++ b/src/input.h
@@ -8,4 +8,6 @@
 #pragma once
 #include "libs.h"
 
+#define INPUT_BIND_TEXT_SKIP J_A
+
 extern uint8_t INPUT_STATE;
\ No newline at end of file