125 lines
3.5 KiB
C
125 lines
3.5 KiB
C
/**
|
|
* Copyright (c) 2022 Dominic Masters
|
|
*
|
|
* This software is released under the MIT License.
|
|
* https://opensource.org/licenses/MIT
|
|
*/
|
|
|
|
#include "textbox.h"
|
|
|
|
char *TEXTBOX_TEXT;
|
|
uint8_t TEXTBOX_TEXT_LENGTH;
|
|
uint8_t TEXTBOX_STATE;
|
|
uint8_t TEXTBOX_SCROLL;
|
|
uint8_t TEXTBOX_CHAR_POSITION;
|
|
|
|
inline void conversationTextboxInit() {
|
|
uint8_t i;
|
|
uint8_t TEXTBOX_TILES[TEXTBOX_TILES_MAX];
|
|
|
|
// Reset textbox state
|
|
TEXTBOX_TEXT = NULL;
|
|
TEXTBOX_STATE = 0;
|
|
TEXTBOX_TEXT_LENGTH = 0;
|
|
TEXTBOX_SCROLL = 0;
|
|
|
|
// Setup window data
|
|
move_win(7, SCREENHEIGHT - (TEXTBOX_HEIGHT_IN_TILES * 8));
|
|
set_win_data(FONT_DATA_POSITION, FONT_IMAGE_TILES, FONT_IMAGE);
|
|
set_win_data(BORDER_DATA_POSITION, BORDER_IMAGE_TILES, BORDER_IMAGE);
|
|
|
|
// Corners
|
|
TEXTBOX_TILES[0] = BORDER_TILE_TOP_LEFT;
|
|
TEXTBOX_TILES[TEXTBOX_WIDTH_IN_TILES-1] = BORDER_TILE_TOP_RIGHT;
|
|
TEXTBOX_TILES[TEXTBOX_TILES_MAX-1] = BORDER_TILE_BOTTOM_RIGHT;
|
|
TEXTBOX_TILES[TEXTBOX_TILES_MAX-TEXTBOX_WIDTH_IN_TILES] = BORDER_TILE_BOTTOM_LEFT;
|
|
|
|
// Edges
|
|
for(i = 1; i < TEXTBOX_WIDTH_IN_TILES - 1; i++) {
|
|
TEXTBOX_TILES[i] = BORDER_TILE_TOP_CENTER;
|
|
TEXTBOX_TILES[TEXTBOX_TILES_MAX - 1 - i] = BORDER_TILE_BOTTOM_CENTER;
|
|
}
|
|
for(i = 1; i < TEXTBOX_HEIGHT_IN_TILES - 1; i++) {
|
|
TEXTBOX_TILES[TEXTBOX_WIDTH_IN_TILES * i] = BORDER_TILE_CENTER_LEFT;
|
|
TEXTBOX_TILES[TEXTBOX_WIDTH_IN_TILES * (i+1) - 1] = BORDER_TILE_CENTER_RIGHT;
|
|
}
|
|
|
|
// Setup tiles.
|
|
set_win_tiles(
|
|
0, 0,
|
|
TEXTBOX_WIDTH_IN_TILES, TEXTBOX_HEIGHT_IN_TILES,
|
|
TEXTBOX_TILES
|
|
);
|
|
}
|
|
|
|
void conversationTextboxSetText(char *text, uint8_t length) {
|
|
uint8_t i, j;
|
|
uint8_t TEXTBOX_TILES[TEXTBOX_CHAR_ROWS * TEXTBOX_CHARS_PER_ROW];
|
|
|
|
// Reset textbox state
|
|
TEXTBOX_TEXT = text;
|
|
TEXTBOX_TEXT_LENGTH = length;
|
|
TEXTBOX_STATE = TEXTBOX_STATE_VISIBLE;
|
|
TEXTBOX_SCROLL = 0;
|
|
TEXTBOX_CHAR_POSITION = 0;
|
|
|
|
// Fill blank characters
|
|
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(
|
|
1, 1,
|
|
TEXTBOX_WIDTH_IN_TILES - 0x02, TEXTBOX_HEIGHT_IN_TILES - 0x02,
|
|
TEXTBOX_TILES
|
|
);
|
|
|
|
// Show the window layer.
|
|
SHOW_WIN;
|
|
}
|
|
|
|
inline void conversationTextboxUpdate() {
|
|
uint8_t i;
|
|
|
|
// Is the textbox visible?
|
|
if(!(TEXTBOX_STATE & TEXTBOX_STATE_VISIBLE)) return;
|
|
|
|
// Has the textbox finished scrolling?
|
|
if(TEXTBOX_STATE & TEXTBOX_STATE_SCROLLED) {
|
|
// Is the player attempting to close the textbox?
|
|
if(INPUT_STATE & J_A) {
|
|
TEXTBOX_STATE &= ~TEXTBOX_STATE_VISIBLE;
|
|
HIDE_WIN;
|
|
conversationQueueNext();
|
|
}
|
|
return;
|
|
}
|
|
|
|
// Move to the next character.
|
|
if(TEXTBOX_TEXT[TEXTBOX_SCROLL] == ' ') {
|
|
// Whitespace, do nothing.
|
|
TEXTBOX_CHAR_POSITION++;
|
|
} else if(TEXTBOX_TEXT[TEXTBOX_SCROLL] == '\n') {
|
|
// Newline character, move the next tile to the next row.
|
|
TEXTBOX_CHAR_POSITION = (
|
|
(TEXTBOX_CHAR_POSITION / TEXTBOX_CHARS_PER_ROW) + 1
|
|
) * TEXTBOX_CHARS_PER_ROW;
|
|
} else {
|
|
// Reveal the next character. TODO: I'll optimize this.
|
|
set_win_tiles(
|
|
1 + (TEXTBOX_CHAR_POSITION % TEXTBOX_CHARS_PER_ROW),
|
|
1 + (TEXTBOX_CHAR_POSITION / TEXTBOX_CHARS_PER_ROW),
|
|
1, 1,
|
|
TEXTBOX_TEXT + TEXTBOX_SCROLL
|
|
);
|
|
TEXTBOX_CHAR_POSITION++;
|
|
}
|
|
TEXTBOX_SCROLL++;
|
|
|
|
// Update state. TODO: I actually don't really need this state, it's just here
|
|
// incase I want to check if the state has scrolled later on? Doubt it though.
|
|
if(TEXTBOX_SCROLL == TEXTBOX_TEXT_LENGTH) {
|
|
TEXTBOX_STATE |= TEXTBOX_STATE_SCROLLED;
|
|
}
|
|
} |