macemu/BasiliskII/src/AmigaOS/clip_amiga.cpp

159 lines
3.7 KiB
C++

/*
* clip_amiga.cpp - Clipboard handling, AmigaOS implementation
*
* Basilisk II (C) 1997-2001 Christian Bauer
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "sysdeps.h"
#include <exec/types.h>
#include <libraries/iffparse.h>
#include <devices/clipboard.h>
#define __USE_SYSBASE
#include <proto/exec.h>
#include <proto/iffparse.h>
#include <inline/exec.h>
#include <inline/iffparse.h>
#include "clip.h"
#include "prefs.h"
#define DEBUG 0
#include "debug.h"
// Global variables
static struct IFFHandle *iffw = NULL;
static struct ClipboardHandle *ch = NULL;
static bool clipboard_open = false;
static bool no_clip_conversion;
// Conversion tables
static const uint8 mac2iso[0x80] = {
0xc4, 0xc5, 0xc7, 0xc9, 0xd1, 0xd6, 0xdc, 0xe1,
0xe0, 0xe2, 0xe4, 0xe3, 0xe5, 0xe7, 0xe9, 0xe8,
0xea, 0xeb, 0xed, 0xec, 0xee, 0xef, 0xf1, 0xf3,
0xf2, 0xf4, 0xf6, 0xf5, 0xfa, 0xf9, 0xfb, 0xfc,
0x2b, 0xb0, 0xa2, 0xa3, 0xa7, 0xb7, 0xb6, 0xdf,
0xae, 0xa9, 0x20, 0xb4, 0xa8, 0x23, 0xc6, 0xd8,
0x20, 0xb1, 0x3c, 0x3e, 0xa5, 0xb5, 0xf0, 0x53,
0x50, 0x70, 0x2f, 0xaa, 0xba, 0x4f, 0xe6, 0xf8,
0xbf, 0xa1, 0xac, 0x2f, 0x66, 0x7e, 0x44, 0xab,
0xbb, 0x2e, 0x20, 0xc0, 0xc3, 0xd5, 0x4f, 0x6f,
0x2d, 0x2d, 0x22, 0x22, 0x60, 0x27, 0xf7, 0x20,
0xff, 0x59, 0x2f, 0xa4, 0x3c, 0x3e, 0x66, 0x66,
0x23, 0xb7, 0x2c, 0x22, 0x25, 0xc2, 0xca, 0xc1,
0xcb, 0xc8, 0xcd, 0xce, 0xcf, 0xcc, 0xd3, 0xd4,
0x20, 0xd2, 0xda, 0xdb, 0xd9, 0x69, 0x5e, 0x7e,
0xaf, 0x20, 0xb7, 0xb0, 0xb8, 0x22, 0xb8, 0x20
};
/*
* Initialization
*/
void ClipInit(void)
{
no_clip_conversion = PrefsFindBool("noclipconversion");
// Create clipboard IFF handle
iffw = AllocIFF();
if (iffw) {
ch = OpenClipboard(PRIMARY_CLIP);
if (ch) {
iffw->iff_Stream = (ULONG)ch;
InitIFFasClip(iffw);
clipboard_open = true;
}
}
}
/*
* Deinitialization
*/
void ClipExit(void)
{
if (ch)
CloseClipboard(ch);
if (iffw)
FreeIFF(iffw);
}
/*
* Mac application reads clipboard
*/
void GetScrap(void **handle, uint32 type, int32 offset)
{
D(bug("GetScrap handle %p, type %08x, offset %d\n", handle, type, offset));
}
/*
* Mac application wrote to clipboard
*/
void PutScrap(uint32 type, void *scrap, int32 length)
{
D(bug("PutScrap type %08lx, data %08lx, length %ld\n", type, scrap, length));
if (length <= 0 || !clipboard_open)
return;
switch (type) {
case 'TEXT': {
D(bug(" clipping TEXT\n"));
// Open IFF stream
if (OpenIFF(iffw, IFFF_WRITE))
break;
// Convert text from Mac charset to ISO-Latin1
uint8 *buf = new uint8[length];
uint8 *p = (uint8 *)scrap;
uint8 *q = buf;
for (int i=0; i<length; i++) {
uint8 c = *p++;
if (c < 0x80) {
if (c == 13) // CR -> LF
c = 10;
} else if (!no_clip_conversion)
c = mac2iso[c & 0x7f];
*q++ = c;
}
// Write text
if (!PushChunk(iffw, 'FTXT', 'FORM', IFFSIZE_UNKNOWN)) {
if (!PushChunk(iffw, 0, 'CHRS', IFFSIZE_UNKNOWN)) {
WriteChunkBytes(iffw, scrap, length);
PopChunk(iffw);
}
PopChunk(iffw);
}
// Close IFF stream
CloseIFF(iffw);
delete[] buf;
break;
}
}
}