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camplynx: added a popmessage to tell user how to load the tape.

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This commit is contained in:
Robbbert 2015-05-31 14:11:06 +10:00
parent 810f82fee2
commit 16ed4aae36
1 changed files with 13 additions and 2 deletions
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15
src/lib/formats/camplynx_cas.c
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@ -23,7 +23,7 @@ Each byte is 8 bits (MSB first) with no start or stop bits.
********************************************************************/
#include <assert.h>
#include "emu.h" // for popmessage and <string>
#include "camplynx_cas.h"
@ -84,13 +84,13 @@ static int camplynx_handle_cassette(INT16 *buffer, const UINT8 *bytes)
UINT32 byte_count = 0;
UINT32 i;
/* header zeroes */
for (i=0; i<555; i++)
sample_count += camplynx_output_byte(buffer, sample_count, 0);
if (bytes[0] == 0x22)
{
std::string pgmname = " LOAD \"";
byte_count++;
sample_count += camplynx_output_byte(buffer, sample_count, 0xA5);
sample_count += camplynx_output_byte(buffer, sample_count, 0x22);
@ -99,14 +99,25 @@ static int camplynx_handle_cassette(INT16 *buffer, const UINT8 *bytes)
for (i=1; bytes[i]!=0x22; i++)
{
if (i < camplynx_image_size)
{
sample_count += camplynx_output_byte(buffer, sample_count, bytes[i]);
pgmname.append<int>(1, bytes[i]);
}
else
return sample_count;
byte_count++;
}
pgmname.append<int>(1, 0x22);
sample_count += camplynx_output_byte(buffer, sample_count, bytes[byte_count++]); // should be 0x22
// if a machine-language program, say to use MLOAD
if (bytes[byte_count] == 0x4D)
pgmname[0] = 0x4D;
// Tell user how to load the tape
popmessage("%s",pgmname.c_str());
/* data zeroes */
for (i=0; i<555; i++)
sample_count += camplynx_output_byte(buffer, sample_count, 0);