JosephFerano/basicterm
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Clamp scrolling, auto scroll on reads and typing

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This commit is contained in:
Joseph Ferano 2022-09-14 13:56:49 +07:00
parent 938e1db316
commit 9a929773c7
1 changed files with 26 additions and 4 deletions
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26
bt.c
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@ -76,7 +76,6 @@ int read_pty(scrollback *sb) {
sb->buf = realloc(sb->buf, sb->capacity);
}
if (readbuf[nread - 1] == '\n') {
printf("this\n");
nread--;
}
int nreturns = 0;
@ -124,9 +123,28 @@ int main(void) {
sb.ypos = 0;
bool new_read = false;
bool new_char = false;
while (!WindowShouldClose()) {
float scroll_speed = 15.5f;
sb.ypos += GetMouseWheelMoveV().y * scroll_speed;
sb.height = MeasureTextEx(*fontDefault, sb.buf, fontsize, 1).y;
if (new_read || new_char) {
if (sb.height - abs((int)sb.ypos) + fontsize > screenHeight) {
sb.ypos = -(sb.height - screenHeight) - fontsize;
}
new_read = false;
new_char = false;
} else {
if (sb.ypos > 0) {
sb.ypos = 0;
} else if (abs((int)sb.ypos) > sb.height - fontsize) {
sb.ypos = -(sb.height - fontsize);
}
}
int key = GetCharPressed();
fontsize += GetMouseWheelMove();
while (key > 0) {
if ((key >= 32) && (key <= 125)) {
buf[buf_len] = (char)key;
@ -137,7 +155,9 @@ int main(void) {
sb.length++;
}
key = GetCharPressed();
new_char = true;
}
if (IsKeyPressed(KEY_ENTER)) {
sb.length -= buf_len;
sb.buf[sb.length] = '\0';
@ -145,6 +165,7 @@ int main(void) {
write(master, "\r", 1);
buf[0] = '\0';
buf_len = 0;
new_char = true;
}
if (IsKeyPressed(KEY_BACKSPACE)) {
if (buf_len > 0) {
@ -153,6 +174,7 @@ int main(void) {
sb.length--;
sb.buf[sb.length] = '\0';
}
new_char = true;
}
// Drawing