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Working on textbox code.

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This commit is contained in:
Dominic Masters
2022-01-27 17:51:19 -08:00
parent d78c936afb
commit 593dc25d47
3 changed files with 90 additions and 61 deletions
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131
src/conversation/textbox.c
View File

@@ -7,24 +7,18 @@
#include "textbox.h"
char TEXTBOX_TEXT[TEXTBOX_BUFFER_MAX];
char TEXTBOX_TEXTS[TEXTBOX_SCROLL_ROWS_MAX * TEXTBOX_CHARS_PER_ROW];
uint8_t TEXTBOX_ROW_COUNT;
uint8_t TEXTBOX_ROW_CURRENT;
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[0] = '\0';
TEXTBOX_STATE = 0;
TEXTBOX_TEXT_LENGTH = 0;
TEXTBOX_SCROLL = 0;
// Setup window data
move_win(7, SCREENHEIGHT - (TEXTBOX_HEIGHT_IN_TILES * 8));
@@ -55,26 +49,56 @@ inline void conversationTextboxInit() {
);
}
void conversationTextboxSetText(char *text, uint8_t length) {
uint8_t i, j;
char c;
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];
TEXTBOX_TEXT_LENGTH = 0;
i = 0;
while((c = text[i]) != '\0') {
TEXTBOX_TEXT[i] = c;
TEXTBOX_TEXT_LENGTH++;
i++;
for(i = 0; i < TEXTBOX_SCROLL_ROWS_MAX * TEXTBOX_CHARS_PER_ROW; i++) {
TEXTBOX_TEXTS[i] = '4';
}
// Reset textbox state
TEXTBOX_STATE = TEXTBOX_STATE_VISIBLE;
TEXTBOX_SCROLL = 0;
TEXTBOX_CHAR_POSITION = 0;
TEXTBOX_ROW_CURRENT = 0;
// Fill blank characters
// Copy source text to buffer, also determine wordwrapping here.
i = 0, j = 0, rowStart = 0, stateFlags = 0;
while((c = text[i]) != '\0') {
if(c == ' ') {
// Scan ahead and look at how many chars remain to the next space
k = i;
while((c2 = text[++k]) != '\0') {
if(c2 == '\n' || c2 == ' ') break;
if((k - rowStart) >= TEXTBOX_CHARS_PER_ROW) break;
}
// 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)) {
stateFlags |= 1 << 0;
}
} else if(c == '\n') {
stateFlags |= 1 << 0;
}
// Do we need to newline?
if((stateFlags & (1 << 0)) != 0) {
stateFlags &= ~(1 << 0);
rowStart += TEXTBOX_CHARS_PER_ROW;
j = rowStart;
i++;
continue;
}
TEXTBOX_TEXTS[j] = c;
i++;
j++;
}
// Now we have organized the string nicely we can prep for rendering. Fill the
// tiles with blank chars.
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;
@@ -92,45 +116,50 @@ void conversationTextboxSetText(char *text, uint8_t length) {
inline void conversationTextboxUpdate() {
uint8_t i;
char c;
// 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;
}
// 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++;
i = TEXTBOX_ROW_CURRENT * TEXTBOX_CHARS_PER_ROW;
c = TEXTBOX_TEXTS[i+TEXTBOX_SCROLL];
// while((c = TEXTBOX_TEXTS[i+TEXTBOX_SCROLL]) == ' ') {
// 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;
// if(TEXTBOX_SCROLL == TEXTBOX_CHARS_MAX) {
// c = '\0';
// break;
// }
// }
if(TEXTBOX_SCROLL == TEXTBOX_CHARS_MAX) {
// TEXTBOX_
} else if(c != '\0') {
set_win_tiles(
1 + (TEXTBOX_SCROLL % TEXTBOX_CHARS_PER_ROW),
1 + (TEXTBOX_SCROLL / TEXTBOX_CHARS_PER_ROW),
1, 1,
0x04
);
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;
// }
}

12
src/conversation/textbox.h
View File

@@ -39,19 +39,19 @@
#define TEXTBOX_TILES_ROWS 3
#define TEXTBOX_TILE_BLANK COMMON_TILE_3
#define TEXTBOX_SCROLL_ROWS_MAX 9
// STR_ ## name ## _DATA, STR_ ## name ## _LENGTH
#define conversationTextboxString(name) conversationTextboxSetText(\
STR_ ## name ## _DATA, STR_ ## name ## _LENGTH\
STR_ ## name ## _DATA\
)
extern char TEXTBOX_TEXT[TEXTBOX_BUFFER_MAX];
extern char TEXTBOX_TEXTS[TEXTBOX_SCROLL_ROWS_MAX * TEXTBOX_CHARS_PER_ROW];
extern uint8_t TEXTBOX_ROW_COUNT;
extern uint8_t TEXTBOX_ROW_CURRENT;
extern uint8_t TEXTBOX_TEXT_LENGTH;
extern uint8_t TEXTBOX_STATE;
extern uint8_t TEXTBOX_SCROLL;
extern uint8_t TEXTBOX_CHAR_POSITION;
inline void conversationTextboxInit();
void conversationTextboxSetText(char *text, uint8_t length);
void conversationTextboxSetText(char *text);
inline void conversationTextboxUpdate();

8
src/main.c
View File

@@ -166,10 +166,10 @@ void main() {
// Alright begin the game logic here.
// conversationQueueNext();
char DEBUG_TEXT[] = "HEY";
uint8_t DEBUG_TEXT_LENGTH = 3;
for(j = 0; j < DEBUG_TEXT_LENGTH; j++) DEBUG_TEXT[j] = DEBUG_TEXT[j] - 33 + 4;
conversationTextboxSetText(DEBUG_TEXT, DEBUG_TEXT_LENGTH);
char DEBUG_TEXT[] = "Hello World\nThe quick brown fox jumps over the lazy dog. How now brown cow? The fitness gram pacer test is a";
// uint8_t DEBUG_TEXT_LENGTH = strlen(DEBUG_TEXT);
// for(j = 0; j < DEBUG_TEXT_LENGTH; j++) DEBUG_TEXT[j] = DEBUG_TEXT[j] - 33 + 4;
conversationTextboxSetText(DEBUG_TEXT);
// Begin the loop
while(1) {