Clean up character handling.

This commit is contained in:
Will Scullin 2019-11-22 21:07:56 -08:00
parent ae11faa38a
commit 2cc2b558e8
No known key found for this signature in database
GPG Key ID: 9092A5C0A673416B
2 changed files with 18 additions and 207 deletions

View File

@ -43,7 +43,7 @@ export function TextPage()
for (var row = 0; row < 24; row++) {
_buffer[row] = [];
for (var col = 0; col < 40; col++) {
_buffer[row][col] = 0x00;
_buffer[row][col] = col % 2 ? 0x00 : 0xff;
}
}
_dirty = true;
@ -83,16 +83,11 @@ export function TextPage()
_col = 0;
_row++;
} else {
if (val >= 0x20) {
if (val >= 0x60) {
val &= 0x5f;
}
_buffer[_row][_col] = val;
_col++;
if (_col > 39) {
_col = 0;
_row++;
}
_buffer[_row][_col] = val;
_col++;
if (_col > 39) {
_col = 0;
_row++;
}
}
if (_row > 23) {
@ -113,11 +108,19 @@ export function TextPage()
fore = _greenMode ? _green : _white;
back = _black;
if (!val && !_blinking) {
fore = _black;
var char = 0;
if (!val) {
if (_blinking) {
fore = _black;
}
} else {
char = val & 0x1f;
char |= val & 0x40 ? 0 : 0x20;
}
for (var jdx = 0; jdx < 8; jdx++) {
var b = charset[(val & 0x3f) * 8 + jdx];
var b = charset[char * 8 + jdx];
for (var idx = 0; idx < 7; idx += 1) {
b <<= 1;
color = (b & 0x80) ? fore : back;

View File

@ -62,197 +62,5 @@ export var charset = [
0x00,0x04,0x08,0x10,0x20,0x10,0x08,0x04,
0x00,0x00,0x00,0x3e,0x00,0x3e,0x00,0x00,
0x00,0x10,0x08,0x04,0x02,0x04,0x08,0x10,
0x00,0x1c,0x22,0x04,0x08,0x08,0x00,0x08,
0x80,0x9c,0xa2,0xaa,0xae,0xac,0xa0,0x9e,
0x80,0x88,0x94,0xa2,0xa2,0xbe,0xa2,0xa2,
0x80,0xbc,0xa2,0xa2,0xbc,0xa2,0xa2,0xbc,
0x80,0x9c,0xa2,0xa0,0xa0,0xa0,0xa2,0x9c,
0x80,0xbc,0xa2,0xa2,0xa2,0xa2,0xa2,0xbc,
0x80,0xbe,0xa0,0xa0,0xbc,0xa0,0xa0,0xbe,
0x80,0xbe,0xa0,0xa0,0xbc,0xa0,0xa0,0xa0,
0x80,0x9e,0xa0,0xa0,0xa0,0xa6,0xa2,0x9e,
0x80,0xa2,0xa2,0xa2,0xbe,0xa2,0xa2,0xa2,
0x80,0x9c,0x88,0x88,0x88,0x88,0x88,0x9c,
0x80,0x82,0x82,0x82,0x82,0x82,0xa2,0x9c,
0x80,0xa2,0xa4,0xa8,0xb0,0xa8,0xa4,0xa2,
0x80,0xa0,0xa0,0xa0,0xa0,0xa0,0xa0,0xbe,
0x80,0xa2,0xb6,0xaa,0xaa,0xa2,0xa2,0xa2,
0x80,0xa2,0xa2,0xb2,0xaa,0xa6,0xa2,0xa2,
0x80,0x9c,0xa2,0xa2,0xa2,0xa2,0xa2,0x9c,
0x80,0xbc,0xa2,0xa2,0xbc,0xa0,0xa0,0xa0,
0x80,0x9c,0xa2,0xa2,0xa2,0xaa,0xa4,0x9a,
0x80,0xbc,0xa2,0xa2,0xbc,0xa8,0xa4,0xa2,
0x80,0x9c,0xa2,0xa0,0x9c,0x82,0xa2,0x9c,
0x80,0xbe,0x88,0x88,0x88,0x88,0x88,0x88,
0x80,0xa2,0xa2,0xa2,0xa2,0xa2,0xa2,0x9c,
0x80,0xa2,0xa2,0xa2,0xa2,0xa2,0x94,0x88,
0x80,0xa2,0xa2,0xa2,0xaa,0xaa,0xb6,0xa2,
0x80,0xa2,0xa2,0x94,0x88,0x94,0xa2,0xa2,
0x80,0xa2,0xa2,0x94,0x88,0x88,0x88,0x88,
0x80,0xbe,0x82,0x84,0x88,0x90,0xa0,0xbe,
0x80,0xbe,0xb0,0xb0,0xb0,0xb0,0xb0,0xbe,
0x80,0x80,0xa0,0x90,0x88,0x84,0x82,0x80,
0x80,0xbe,0x86,0x86,0x86,0x86,0x86,0xbe,
0x80,0x80,0x80,0x88,0x94,0xa2,0x80,0x80,
0x80,0x80,0x80,0x80,0x80,0x80,0x80,0xbe,
0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,
0x80,0x88,0x88,0x88,0x88,0x88,0x80,0x88,
0x80,0x94,0x94,0x94,0x80,0x80,0x80,0x80,
0x80,0x94,0x94,0xbe,0x94,0xbe,0x94,0x94,
0x80,0x88,0x9e,0xa8,0x9c,0x8a,0xbc,0x88,
0x80,0xb0,0xb2,0x84,0x88,0x90,0xa6,0x86,
0x80,0x90,0xa8,0xa8,0x90,0xaa,0xa4,0x9a,
0x80,0x88,0x88,0x88,0x80,0x80,0x80,0x80,
0x80,0x88,0x90,0xa0,0xa0,0xa0,0x90,0x88,
0x80,0x88,0x84,0x82,0x82,0x82,0x84,0x88,
0x80,0x88,0xaa,0x9c,0x88,0x9c,0xaa,0x88,
0x80,0x80,0x88,0x88,0xbe,0x88,0x88,0x80,
0x80,0x80,0x80,0x80,0x80,0x88,0x88,0x90,
0x80,0x80,0x80,0x80,0xbe,0x80,0x80,0x80,
0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x88,
0x80,0x80,0x82,0x84,0x88,0x90,0xa0,0x80,
0x80,0x9c,0xa2,0xa6,0xaa,0xb2,0xa2,0x9c,
0x80,0x88,0x98,0x88,0x88,0x88,0x88,0x9c,
0x80,0x9c,0xa2,0x82,0x8c,0x90,0xa0,0xbe,
0x80,0xbe,0x82,0x84,0x8c,0x82,0xa2,0x9c,
0x80,0x84,0x8c,0x94,0xa4,0xbe,0x84,0x84,
0x80,0xbe,0xa0,0xbc,0x82,0x82,0xa2,0x9c,
0x80,0x8e,0x90,0xa0,0xbc,0xa2,0xa2,0x9c,
0x80,0xbe,0x82,0x84,0x88,0x90,0x90,0x90,
0x80,0x9c,0xa2,0xa2,0x9c,0xa2,0xa2,0x9c,
0x80,0x9c,0xa2,0xa2,0x9e,0x82,0x84,0xb8,
0x80,0x80,0x80,0x88,0x80,0x88,0x80,0x80,
0x80,0x80,0x80,0x88,0x80,0x88,0x88,0x90,
0x80,0x84,0x88,0x90,0xa0,0x90,0x88,0x84,
0x80,0x80,0x80,0xbe,0x80,0xbe,0x80,0x80,
0x80,0x90,0x88,0x84,0x82,0x84,0x88,0x90,
0x80,0x9c,0xa2,0x84,0x88,0x88,0x80,0x88,
0x00,0x1c,0x22,0x2a,0x2e,0x2c,0x20,0x1e,
0x00,0x08,0x14,0x22,0x22,0x3e,0x22,0x22,
0x00,0x3c,0x22,0x22,0x3c,0x22,0x22,0x3c,
0x00,0x1c,0x22,0x20,0x20,0x20,0x22,0x1c,
0x00,0x3c,0x22,0x22,0x22,0x22,0x22,0x3c,
0x00,0x3e,0x20,0x20,0x3c,0x20,0x20,0x3e,
0x00,0x3e,0x20,0x20,0x3c,0x20,0x20,0x20,
0x00,0x1e,0x20,0x20,0x20,0x26,0x22,0x1e,
0x00,0x22,0x22,0x22,0x3e,0x22,0x22,0x22,
0x00,0x1c,0x08,0x08,0x08,0x08,0x08,0x1c,
0x00,0x02,0x02,0x02,0x02,0x02,0x22,0x1c,
0x00,0x22,0x24,0x28,0x30,0x28,0x24,0x22,
0x00,0x20,0x20,0x20,0x20,0x20,0x20,0x3e,
0x00,0x22,0x36,0x2a,0x2a,0x22,0x22,0x22,
0x00,0x22,0x22,0x32,0x2a,0x26,0x22,0x22,
0x00,0x1c,0x22,0x22,0x22,0x22,0x22,0x1c,
0x00,0x3c,0x22,0x22,0x3c,0x20,0x20,0x20,
0x00,0x1c,0x22,0x22,0x22,0x2a,0x24,0x1a,
0x00,0x3c,0x22,0x22,0x3c,0x28,0x24,0x22,
0x00,0x1c,0x22,0x20,0x1c,0x02,0x22,0x1c,
0x00,0x3e,0x08,0x08,0x08,0x08,0x08,0x08,
0x00,0x22,0x22,0x22,0x22,0x22,0x22,0x1c,
0x00,0x22,0x22,0x22,0x22,0x22,0x14,0x08,
0x00,0x22,0x22,0x22,0x2a,0x2a,0x36,0x22,
0x00,0x22,0x22,0x14,0x08,0x14,0x22,0x22,
0x00,0x22,0x22,0x14,0x08,0x08,0x08,0x08,
0x00,0x3e,0x02,0x04,0x08,0x10,0x20,0x3e,
0x00,0x3e,0x30,0x30,0x30,0x30,0x30,0x3e,
0x00,0x00,0x20,0x10,0x08,0x04,0x02,0x00,
0x00,0x3e,0x06,0x06,0x06,0x06,0x06,0x3e,
0x00,0x00,0x00,0x08,0x14,0x22,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3e,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x08,0x08,0x08,0x08,0x08,0x00,0x08,
0x00,0x14,0x14,0x14,0x00,0x00,0x00,0x00,
0x00,0x14,0x14,0x3e,0x14,0x3e,0x14,0x14,
0x00,0x08,0x1e,0x28,0x1c,0x0a,0x3c,0x08,
0x00,0x30,0x32,0x04,0x08,0x10,0x26,0x06,
0x00,0x10,0x28,0x28,0x10,0x2a,0x24,0x1a,
0x00,0x08,0x08,0x08,0x00,0x00,0x00,0x00,
0x00,0x08,0x10,0x20,0x20,0x20,0x10,0x08,
0x00,0x08,0x04,0x02,0x02,0x02,0x04,0x08,
0x00,0x08,0x2a,0x1c,0x08,0x1c,0x2a,0x08,
0x00,0x00,0x08,0x08,0x3e,0x08,0x08,0x00,
0x00,0x00,0x00,0x00,0x00,0x08,0x08,0x10,
0x00,0x00,0x00,0x00,0x3e,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x08,
0x00,0x00,0x02,0x04,0x08,0x10,0x20,0x00,
0x00,0x1c,0x22,0x26,0x2a,0x32,0x22,0x1c,
0x00,0x08,0x18,0x08,0x08,0x08,0x08,0x1c,
0x00,0x1c,0x22,0x02,0x0c,0x10,0x20,0x3e,
0x00,0x3e,0x02,0x04,0x0c,0x02,0x22,0x1c,
0x00,0x04,0x0c,0x14,0x24,0x3e,0x04,0x04,
0x00,0x3e,0x20,0x3c,0x02,0x02,0x22,0x1c,
0x00,0x0e,0x10,0x20,0x3c,0x22,0x22,0x1c,
0x00,0x3e,0x02,0x04,0x08,0x10,0x10,0x10,
0x00,0x1c,0x22,0x22,0x1c,0x22,0x22,0x1c,
0x00,0x1c,0x22,0x22,0x1e,0x02,0x04,0x38,
0x00,0x00,0x00,0x08,0x00,0x08,0x00,0x00,
0x00,0x00,0x00,0x08,0x00,0x08,0x08,0x10,
0x00,0x04,0x08,0x10,0x20,0x10,0x08,0x04,
0x00,0x00,0x00,0x3e,0x00,0x3e,0x00,0x00,
0x00,0x10,0x08,0x04,0x02,0x04,0x08,0x10,
0x00,0x1c,0x22,0x04,0x08,0x08,0x00,0x08,
0x80,0x9c,0xa2,0xaa,0xae,0xac,0xa0,0x9e,
0x80,0x88,0x94,0xa2,0xa2,0xbe,0xa2,0xa2,
0x80,0xbc,0xa2,0xa2,0xbc,0xa2,0xa2,0xbc,
0x80,0x9c,0xa2,0xa0,0xa0,0xa0,0xa2,0x9c,
0x80,0xbc,0xa2,0xa2,0xa2,0xa2,0xa2,0xbc,
0x80,0xbe,0xa0,0xa0,0xbc,0xa0,0xa0,0xbe,
0x80,0xbe,0xa0,0xa0,0xbc,0xa0,0xa0,0xa0,
0x80,0x9e,0xa0,0xa0,0xa0,0xa6,0xa2,0x9e,
0x80,0xa2,0xa2,0xa2,0xbe,0xa2,0xa2,0xa2,
0x80,0x9c,0x88,0x88,0x88,0x88,0x88,0x9c,
0x80,0x82,0x82,0x82,0x82,0x82,0xa2,0x9c,
0x80,0xa2,0xa4,0xa8,0xb0,0xa8,0xa4,0xa2,
0x80,0xa0,0xa0,0xa0,0xa0,0xa0,0xa0,0xbe,
0x80,0xa2,0xb6,0xaa,0xaa,0xa2,0xa2,0xa2,
0x80,0xa2,0xa2,0xb2,0xaa,0xa6,0xa2,0xa2,
0x80,0x9c,0xa2,0xa2,0xa2,0xa2,0xa2,0x9c,
0x80,0xbc,0xa2,0xa2,0xbc,0xa0,0xa0,0xa0,
0x80,0x9c,0xa2,0xa2,0xa2,0xaa,0xa4,0x9a,
0x80,0xbc,0xa2,0xa2,0xbc,0xa8,0xa4,0xa2,
0x80,0x9c,0xa2,0xa0,0x9c,0x82,0xa2,0x9c,
0x80,0xbe,0x88,0x88,0x88,0x88,0x88,0x88,
0x80,0xa2,0xa2,0xa2,0xa2,0xa2,0xa2,0x9c,
0x80,0xa2,0xa2,0xa2,0xa2,0xa2,0x94,0x88,
0x80,0xa2,0xa2,0xa2,0xaa,0xaa,0xb6,0xa2,
0x80,0xa2,0xa2,0x94,0x88,0x94,0xa2,0xa2,
0x80,0xa2,0xa2,0x94,0x88,0x88,0x88,0x88,
0x80,0xbe,0x82,0x84,0x88,0x90,0xa0,0xbe,
0x80,0xbe,0xb0,0xb0,0xb0,0xb0,0xb0,0xbe,
0x80,0x80,0xa0,0x90,0x88,0x84,0x82,0x80,
0x80,0xbe,0x86,0x86,0x86,0x86,0x86,0xbe,
0x80,0x80,0x80,0x88,0x94,0xa2,0x80,0x80,
0x80,0x80,0x80,0x80,0x80,0x80,0x80,0xbe,
0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,
0x80,0x88,0x88,0x88,0x88,0x88,0x80,0x88,
0x80,0x94,0x94,0x94,0x80,0x80,0x80,0x80,
0x80,0x94,0x94,0xbe,0x94,0xbe,0x94,0x94,
0x80,0x88,0x9e,0xa8,0x9c,0x8a,0xbc,0x88,
0x80,0xb0,0xb2,0x84,0x88,0x90,0xa6,0x86,
0x80,0x90,0xa8,0xa8,0x90,0xaa,0xa4,0x9a,
0x80,0x88,0x88,0x88,0x80,0x80,0x80,0x80,
0x80,0x88,0x90,0xa0,0xa0,0xa0,0x90,0x88,
0x80,0x88,0x84,0x82,0x82,0x82,0x84,0x88,
0x80,0x88,0xaa,0x9c,0x88,0x9c,0xaa,0x88,
0x80,0x80,0x88,0x88,0xbe,0x88,0x88,0x80,
0x80,0x80,0x80,0x80,0x80,0x88,0x88,0x90,
0x80,0x80,0x80,0x80,0xbe,0x80,0x80,0x80,
0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x88,
0x80,0x80,0x82,0x84,0x88,0x90,0xa0,0x80,
0x80,0x9c,0xa2,0xa6,0xaa,0xb2,0xa2,0x9c,
0x80,0x88,0x98,0x88,0x88,0x88,0x88,0x9c,
0x80,0x9c,0xa2,0x82,0x8c,0x90,0xa0,0xbe,
0x80,0xbe,0x82,0x84,0x8c,0x82,0xa2,0x9c,
0x80,0x84,0x8c,0x94,0xa4,0xbe,0x84,0x84,
0x80,0xbe,0xa0,0xbc,0x82,0x82,0xa2,0x9c,
0x80,0x8e,0x90,0xa0,0xbc,0xa2,0xa2,0x9c,
0x80,0xbe,0x82,0x84,0x88,0x90,0x90,0x90,
0x80,0x9c,0xa2,0xa2,0x9c,0xa2,0xa2,0x9c,
0x80,0x9c,0xa2,0xa2,0x9e,0x82,0x84,0xb8,
0x80,0x80,0x80,0x88,0x80,0x88,0x80,0x80,
0x80,0x80,0x80,0x88,0x80,0x88,0x88,0x90,
0x80,0x84,0x88,0x90,0xa0,0x90,0x88,0x84,
0x80,0x80,0x80,0xbe,0x80,0xbe,0x80,0x80,
0x80,0x90,0x88,0x84,0x82,0x84,0x88,0x90,
0x80,0x9c,0xa2,0x84,0x88,0x88,0x80,0x88
0x00,0x1c,0x22,0x04,0x08,0x08,0x00,0x08
];