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Improve support for non-colour displays by adding a mask of attributes to

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ignore when breaking text into runs for display, and implement setting this
on Mac (other ports just use 0xffffffff).

We don't use DeviceLoop for this any more because Apple Technical Q&A
QA1024 says we shouldn't.  Unlike their example, we don't depend on the
Display Manager's being present either.

[originally from svn r2264]
This commit is contained in:
Ben Harris 2002-11-29 00:32:03 +00:00
parent 26f8c13f7b
commit 12081087e7
4 changed files with 34 additions and 34 deletions
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2
mac/mac.h
View File

@ -52,8 +52,6 @@ typedef struct {
char *realhost;
/* Logging */
void *logctx;
/* Conveniences */
unsigned long attr_mask; /* Mask of attributes to display */
/* Mac-specific elements */
short fontnum;

59
mac/macterm.c
View File

@ -1,4 +1,4 @@
/* $Id: macterm.c,v 1.15 2002/11/28 21:10:55 ben Exp $ */
/* $Id: macterm.c,v 1.16 2002/11/29 00:32:03 ben Exp $ */
/*
* Copyright (c) 1999 Simon Tatham
* Copyright (c) 1999, 2002 Ben Harris
@ -94,13 +94,9 @@ static RoutineDescriptor mac_scrolltracker_upp =
static RoutineDescriptor do_text_for_device_upp =
BUILD_ROUTINE_DESCRIPTOR(uppDeviceLoopDrawingProcInfo,
(ProcPtr)do_text_for_device);
static RoutineDescriptor mac_set_attr_mask_upp =
BUILD_ROUTINE_DESCRIPTOR(uppDeviceLoopDrawingProcInfo,
(ProcPtr)mac_set_attr_mask);
#else /* not TARGET_RT_MAC_CFM */
#define mac_scrolltracker_upp mac_scrolltracker
#define do_text_for_device_upp do_text_for_device
#define mac_set_attr_mask_upp mac_set_attr_mask
#endif /* not TARGET_RT_MAC_CFM */
static void inbuf_putc(Session *s, int c) {
@ -170,7 +166,6 @@ void mac_newsession(void) {
mac_initfont(s);
mac_initpalette(s);
s->attr_mask = ATTR_MASK;
if (HAVE_COLOR_QD()) {
/* Set to FALSE to not get palette updates in the background. */
SetPalette(s->window, s->palette, TRUE);
@ -946,12 +941,34 @@ void do_cursor(Context ctx, int x, int y, char *text, int len,
* Should probably be called start_redraw or something.
*/
void pre_paint(Session *s) {
GDHandle gdh;
Rect myrect, tmprect;
s->attr_mask = ATTR_INVALID;
if (HAVE_COLOR_QD())
DeviceLoop(s->window->visRgn, &mac_set_attr_mask_upp, (long)s, 0);
else
mac_set_attr_mask(1, 0, NULL, (long)s);
s->term->attr_mask = 0xffffffff;
if (HAVE_COLOR_QD()) {
SetPort(s->window);
myrect = (*s->window->visRgn)->rgnBBox;
LocalToGlobal((Point *)&myrect.top);
LocalToGlobal((Point *)&myrect.bottom);
for (gdh = GetDeviceList();
gdh != NULL;
gdh = GetNextDevice(gdh)) {
if (TestDeviceAttribute(gdh, screenDevice) &&
TestDeviceAttribute(gdh, screenActive) &&
SectRect(&(*gdh)->gdRect, &myrect, &tmprect)) {
switch ((*(*gdh)->gdPMap)->pixelSize) {
case 1:
if (s->cfg.bold_colour)
s->term->attr_mask &= ~ATTR_BOLD;
/* FALLTHROUGH */
case 2:
s->term->attr_mask &= ~ATTR_COLOURS;
}
}
}
} else
s->term->attr_mask &= ~(ATTR_COLOURS |
(s->cfg.bold_colour ? ATTR_BOLD : 0));
}
Context get_ctx(void *frontend) {
@ -965,26 +982,6 @@ void free_ctx(Context ctx) {
}
static pascal void mac_set_attr_mask(short depth, short devflags,
GDHandle device, long cookie) {
Session *s = (Session *)cookie;
switch (depth) {
default:
s->attr_mask |= ATTR_FGMASK | ATTR_BGMASK;
/* FALLTHROUGH */
case 2:
s->attr_mask |= ATTR_BOLD;
/* FALLTHROUGH */
case 1:
s->attr_mask |= ATTR_UNDER | ATTR_REVERSE | TATTR_ACTCURS |
TATTR_PASCURS | ATTR_ASCII | ATTR_GBCHR | ATTR_LINEDRW |
(s->cfg.bold_colour ? 0 : ATTR_BOLD);
break;
}
}
/*
* Presumably this does something in Windows
*/

4
terminal.c
View File

@ -336,6 +336,7 @@ Terminal *term_init(Config *mycfg, void *frontend)
term->nbeeps = 0;
term->lastbeep = FALSE;
term->beep_overloaded = FALSE;
term->attr_mask = 0xffffffff;
term->resize_fn = NULL;
term->resize_ctx = NULL;
@ -3039,7 +3040,8 @@ static void do_paint(Terminal *term, Context ctx, int may_optimise)
if ((term->disptext[idx] ^ tattr) & ATTR_WIDE)
dirty_line = TRUE;
break_run = (tattr != attr || j - start >= sizeof(ch));
break_run = (((tattr ^ attr) & term->attr_mask) ||
j - start >= sizeof(ch));
/* Special hack for VT100 Linedraw glyphs */
if ((attr & CSET_MASK) == 0x2300 && tchar >= 0xBA

3
terminal.h
View File

@ -155,6 +155,9 @@ struct terminal_tag {
short wordness[256];
/* Mask of attributes to pay attention to when painting. */
unsigned long attr_mask;
wchar_t *paste_buffer;
int paste_len, paste_pos, paste_hold;
long last_paste;