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cleanup. refactored dirt-related function.

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This commit is contained in:
Aurélien Aptel 2012-02-27 12:44:02 +01:00
parent 6c0a1eff2f
commit cfea72c7b4
1 changed files with 33 additions and 17 deletions
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50
st.c
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@ -259,6 +259,7 @@ static void tsetattr(int*, int);
static void tsetchar(char*); static void tsetchar(char*);
static void tsetscroll(int, int); static void tsetscroll(int, int);
static void tswapscreen(void); static void tswapscreen(void);
static void tsetdirt(int, int);
static void tfulldirt(void); static void tfulldirt(void);
static void ttynew(void); static void ttynew(void);
@ -446,8 +447,8 @@ utf8size(char *s) {
void void
selinit(void) { selinit(void) {
sel.tclick1.tv_sec = 0; memset(&sel.tclick1, 0, sizeof(sel.tclick1));
sel.tclick1.tv_usec = 0; memset(&sel.tclick2, 0, sizeof(sel.tclick2));
sel.mode = 0; sel.mode = 0;
sel.bx = -1; sel.bx = -1;
sel.clip = NULL; sel.clip = NULL;
@ -520,8 +521,7 @@ bpress(XEvent *e) {
mousereport(e); mousereport(e);
else if(e->xbutton.button == Button1) { else if(e->xbutton.button == Button1) {
if(sel.bx != -1) if(sel.bx != -1)
for(int i=sel.b.y; i<=sel.e.y; i++) tsetdirt(sel.b.y, sel.e.y);
term.dirty[i] = 1;
sel.mode = 1; sel.mode = 1;
sel.ex = sel.bx = X2COL(e->xbutton.x); sel.ex = sel.bx = X2COL(e->xbutton.x);
sel.ey = sel.by = Y2ROW(e->xbutton.y); sel.ey = sel.by = Y2ROW(e->xbutton.y);
@ -531,21 +531,28 @@ bpress(XEvent *e) {
void void
selcopy(void) { selcopy(void) {
char *str, *ptr; char *str, *ptr;
int x, y, sz, sl, ls = 0; int x, y, bufsize, is_selected = 0;
if(sel.bx == -1) if(sel.bx == -1)
str = NULL; str = NULL;
else { else {
sz = (term.col+1) * (sel.e.y-sel.b.y+1) * UTF_SIZ; bufsize = (term.col+1) * (sel.e.y-sel.b.y+1) * UTF_SIZ;
ptr = str = malloc(sz); ptr = str = malloc(bufsize);
/* append every set & selected glyph to the selection */
for(y = 0; y < term.row; y++) { for(y = 0; y < term.row; y++) {
for(x = 0; x < term.col; x++) for(x = 0; x < term.col; x++) {
if(term.line[y][x].state & GLYPH_SET && (ls = selected(x, y))) { is_selected = selected(x, y);
sl = utf8size(term.line[y][x].c); if((term.line[y][x].state & GLYPH_SET) && is_selected) {
memcpy(ptr, term.line[y][x].c, sl); int size = utf8size(term.line[y][x].c);
ptr += sl; memcpy(ptr, term.line[y][x].c, size);
ptr += size;
} }
if(ls && y < sel.e.y) }
/* \n at the end of every selected line except for the last one */
if(is_selected && y < sel.e.y)
*ptr++ = '\n'; *ptr++ = '\n';
} }
*ptr = 0; *ptr = 0;
@ -687,8 +694,7 @@ bmotion(XEvent *e) {
if(oldey != sel.ey || oldex != sel.ex) { if(oldey != sel.ey || oldex != sel.ex) {
int starty = MIN(oldey, sel.ey); int starty = MIN(oldey, sel.ey);
int endy = MAX(oldey, sel.ey); int endy = MAX(oldey, sel.ey);
for(int i = starty; i <= endy; i++) tsetdirt(starty, endy);
term.dirty[i] = 1;
draw(); draw();
} }
} }
@ -813,13 +819,23 @@ ttyresize(int x, int y) {
} }
void void
tfulldirt(void) tsetdirt(int top, int bot)
{ {
int i; int i;
for(i = 0; i < term.row; i++)
LIMIT(top, 0, term.row-1);
LIMIT(bot, 0, term.row-1);
for(i = top; i <= bot; i++)
term.dirty[i] = 1; term.dirty[i] = 1;
} }
void
tfulldirt(void)
{
tsetdirt(0, term.row-1);
}
void void
tcursor(int mode) { tcursor(int mode) {
static TCursor c; static TCursor c;