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Morse code cheat sheet, better use [of] pixels available on screen

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This improvement allows to show all characters even on a tiny screen
like the screen of the iPod Minis

Change-Id: Ibffd4f562d8bf9b3859528bbea59ca4f9190c4fd
This commit is contained in:
William Wilgus 2024-08-29 07:59:04 -04:00
parent 14a8f9a863
commit 054ba76d81
1 changed files with 34 additions and 24 deletions
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58
apps/recorder/keyboard.c
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@ -951,8 +951,8 @@ static void kbd_draw_picker(struct keyboard_parameters *pm,
#ifdef HAVE_MORSE_INPUT #ifdef HAVE_MORSE_INPUT
if (state->morse_mode) if (state->morse_mode)
{ {
const int w = 6, h = 8; /* sysfixed font width, height */ const int w = 6, h = 9; /* sysfixed font width, height */
int i, j, x, y; int i, iNext, j, x, y;
int sc_w = vp->width, sc_h = vp->height;//pm->main_y - pm->keyboard_margin - 1; int sc_w = vp->width, sc_h = vp->height;//pm->main_y - pm->keyboard_margin - 1;
/* Draw morse code screen with sysfont */ /* Draw morse code screen with sysfont */
@ -960,37 +960,47 @@ static void kbd_draw_picker(struct keyboard_parameters *pm,
x = 0; x = 0;
y = 0; y = 0;
outline[1] = '\0'; outline[1] = '\0';
/* Draw morse code table with code descriptions. */ /* Draw morse code table with code descriptions. */
for (i = 0; morse_alphabets[i] != '\0'; i++) for (i = 0; morse_alphabets[i] != '\0'; i++) {
{
int morse_code; int morse_code;
outline[0] = morse_alphabets[i]; outline[0] = morse_alphabets[i];
sc->putsxy(x, y, outline); sc->putsxy(x, y, outline);
morse_code = morse_codes[i]; morse_code = morse_codes[i];
for (j = 0; morse_code > 0x01; morse_code >>= 1) for (j = 0; morse_code > 0x01; morse_code >>= 1) {
j++; j++;
x += w + 3 + j*4;
morse_code = morse_codes[i];
for (; morse_code > 0x01; morse_code >>= 1)
{
x -= 4;
if (morse_code & 0x01)
sc->fillrect(x, y + 2, 3, 4);
else
sc->fillrect(x, y + 3, 1, 2);
} }
x += w + 3 + j * 4;
x += w*5 - 3; morse_code = morse_codes[i];
if (x + w*6 >= sc_w) for (; morse_code > 0x01; morse_code >>= 1) {
{ x -= 4;
if (morse_code & 0x01) {
sc->fillrect(x, y + 2, 3, 4);
} else {
sc->fillrect(x, y + 3, 1, 2);
}
}
x += j * 4;
iNext = i + 1;
if (morse_alphabets[iNext] == '\0') {
break;
}
morse_code = morse_codes[iNext];
for (j = 0; morse_code > 0x01; morse_code >>= 1) {
j++;
}
// If the next one will go out of line
bool needNewLine = x + w + 3 + j * 4 + w >= sc_w;
if (needNewLine) {
if (y + h >= sc_h) {
// No more height space
break;
}
x = 0; x = 0;
y += h; y += h;
if (y + h >= sc_h) } else {
break; // Some pixels for spacing in the same line
x += w;
} }
} }
} }