//
// Min_Max_Pair: C
//
void Min_Max_Pair(REBVAL *out, const REBVAL *a, const REBVAL *b, REBOOL maxed)
{
REBXYF aa;
if (IS_PAIR(a)) {
aa.x = VAL_PAIR_X(a);
aa.y = VAL_PAIR_Y(a);
}
else if (IS_INTEGER(a))
aa.x = aa.y = cast(REBDEC, VAL_INT64(a));
else
fail (Error_Invalid_Arg(a));
REBXYF bb;
if (IS_PAIR(b)) {
bb.x = VAL_PAIR_X(b);
bb.y = VAL_PAIR_Y(b);
}
else if (IS_INTEGER(b))
bb.x = bb.y = cast(REBDEC, VAL_INT64(b));
else
fail (Error_Invalid_Arg(b));
if (maxed)
SET_PAIR(out, MAX(aa.x, bb.x), MAX(aa.y, bb.y));
else
SET_PAIR(out, MIN(aa.x, bb.x), MIN(aa.y, bb.y));
}
*/ REBSER *Gob_To_Block(REBGOB *gob)
/*
** Used by MOLD to create a block.
**
***********************************************************************/
{
REBSER *ser = Make_Block(10);
REBVAL *val;
REBINT words[6] = {SYM_OFFSET, SYM_SIZE, SYM_ALPHA, 0};
REBVAL *vals[6];
REBINT n = 0;
REBVAL *val1;
REBCNT sym;
for (n = 0; words[n]; n++) {
val = Append_Value(ser);
Init_Word(val, words[n]);
VAL_SET(val, REB_SET_WORD);
vals[n] = Append_Value(ser);
}
SET_PAIR(vals[0], GOB_X(gob), GOB_Y(gob));
SET_PAIR(vals[1], GOB_W(gob), GOB_H(gob));
SET_INTEGER(vals[2], GOB_ALPHA(gob));
if (!GOB_TYPE(gob)) return ser;
if (GOB_CONTENT(gob)) {
val1 = Append_Value(ser);
val = Append_Value(ser);
switch (GOB_TYPE(gob)) {
case GOBT_COLOR:
sym = SYM_COLOR;
break;
case GOBT_IMAGE:
sym = SYM_IMAGE;
break;
case GOBT_STRING:
case GOBT_TEXT:
sym = SYM_TEXT;
break;
case GOBT_DRAW:
sym = SYM_DRAW;
break;
case GOBT_EFFECT:
sym = SYM_EFFECT;
break;
}
Init_Word(val1, sym);
VAL_SET(val1, REB_SET_WORD);
Get_GOB_Var(gob, val1, val);
}
return ser;
}
*/ static REBFLG Get_GOB_Var(REBGOB *gob, REBVAL *word, REBVAL *val)
/*
***********************************************************************/
{
switch (VAL_WORD_CANON(word)) {
case SYM_OFFSET:
SET_PAIR(val, GOB_X(gob), GOB_Y(gob));
break;
case SYM_SIZE:
SET_PAIR(val, GOB_W(gob), GOB_H(gob));
break;
case SYM_IMAGE:
if (GOB_TYPE(gob) == GOBT_IMAGE) {
// image
}
else goto is_none;
break;
case SYM_DRAW:
if (GOB_TYPE(gob) == GOBT_DRAW) {
Set_Block(val, GOB_CONTENT(gob)); // Note: compiler optimizes SET_BLOCKs below
}
else goto is_none;
break;
case SYM_TEXT:
if (GOB_TYPE(gob) == GOBT_TEXT) {
Set_Block(val, GOB_CONTENT(gob));
}
else if (GOB_TYPE(gob) == GOBT_STRING) {
Set_String(val, GOB_CONTENT(gob));
}
else goto is_none;
break;
case SYM_EFFECT:
if (GOB_TYPE(gob) == GOBT_EFFECT) {
Set_Block(val, GOB_CONTENT(gob));
}
else goto is_none;
break;
case SYM_COLOR:
if (GOB_TYPE(gob) == GOBT_COLOR) {
Set_Tuple_Pixel((REBYTE*)&GOB_CONTENT(gob), val);
}
else goto is_none;
break;
case SYM_ALPHA:
SET_INTEGER(val, GOB_ALPHA(gob));
break;
case SYM_PANE:
if (GOB_PANE(gob))
Set_Block(val, Pane_To_Block(gob, 0, -1));
else
Set_Block(val, Make_Block(0));
break;
case SYM_PARENT:
if (GOB_PARENT(gob)) {
SET_GOB(val, GOB_PARENT(gob));
}
else
is_none:
SET_NONE(val);
break;
case SYM_DATA:
if (GOB_DTYPE(gob) == GOBD_OBJECT) {
SET_OBJECT(val, GOB_DATA(gob));
}
else if (GOB_DTYPE(gob) == GOBD_BLOCK) {
Set_Block(val, GOB_DATA(gob));
}
else if (GOB_DTYPE(gob) == GOBD_STRING) {
Set_String(val, GOB_DATA(gob));
}
else if (GOB_DTYPE(gob) == GOBD_BINARY) {
SET_BINARY(val, GOB_DATA(gob));
}
else if (GOB_DTYPE(gob) == GOBD_INTEGER) {
SET_INTEGER(val, (REBIPT)GOB_DATA(gob));
}
else goto is_none;
break;
case SYM_FLAGS:
Set_Block(val, Flags_To_Block(gob));
break;
default:
return FALSE;
}
return TRUE;
}
*/ REBSER *Gob_To_Block(REBGOB *gob)
/*
** Used by MOLD to create a block.
**
***********************************************************************/
{
REBSER *ser = Make_Block(10);
REBVAL *val;
REBVAL *val1;
REBCNT sym;
val = Append_Value(ser);
Init_Word(val, SYM_OFFSET);
VAL_SET(val, REB_SET_WORD);
val = Append_Value(ser);
SET_PAIR(val, GOB_X(gob), GOB_Y(gob));
val = Append_Value(ser);
Init_Word(val, SYM_SIZE);
VAL_SET(val, REB_SET_WORD);
val = Append_Value(ser);
SET_PAIR(val, GOB_W(gob), GOB_H(gob));
if (!GET_GOB_FLAG(gob, GOBF_OPAQUE) && GOB_ALPHA(gob) < 255) {
val = Append_Value(ser);
Init_Word(val, SYM_ALPHA);
VAL_SET(val, REB_SET_WORD);
val = Append_Value(ser);
SET_INTEGER(val, 255 - GOB_ALPHA(gob));
}
if (!GOB_TYPE(gob)) return ser;
if (GOB_CONTENT(gob)) {
val1 = Append_Value(ser);
val = Append_Value(ser);
switch (GOB_TYPE(gob)) {
case GOBT_COLOR:
sym = SYM_COLOR;
break;
case GOBT_IMAGE:
sym = SYM_IMAGE;
break;
#ifdef HAS_WIDGET_GOB
case GOBT_WIDGET:
sym = SYM_WIDGET;
break;
#endif
case GOBT_STRING:
case GOBT_TEXT:
sym = SYM_TEXT;
break;
case GOBT_DRAW:
sym = SYM_DRAW;
break;
case GOBT_EFFECT:
sym = SYM_EFFECT;
break;
}
Init_Word(val1, sym);
VAL_SET(val1, REB_SET_WORD);
Get_GOB_Var(gob, val1, val);
}
return ser;
}
*/ static REBFLG Get_GOB_Var(REBGOB *gob, REBVAL *word, REBVAL *val)
/*
***********************************************************************/
{
REBSER *data;
switch (VAL_WORD_CANON(word)) {
case SYM_OFFSET:
SET_PAIR(val, GOB_X(gob), GOB_Y(gob));
break;
case SYM_SIZE:
SET_PAIR(val, GOB_W(gob), GOB_H(gob));
break;
case SYM_IMAGE:
if (GOB_TYPE(gob) == GOBT_IMAGE) {
// image
}
else goto is_none;
break;
#ifdef HAS_WIDGET_GOB
case SYM_WIDGET:
data = VAL_SERIES(GOB_WIDGET_SPEC(gob));
Init_Word(val, VAL_WORD_CANON(BLK_HEAD(data)));
VAL_SET(val, REB_LIT_WORD);
break;
#endif
case SYM_DRAW:
if (GOB_TYPE(gob) == GOBT_DRAW) {
Set_Block(val, GOB_CONTENT(gob)); // Note: compiler optimizes SET_BLOCKs below
}
else goto is_none;
break;
case SYM_TEXT:
if (GOB_TYPE(gob) == GOBT_TEXT) {
Set_Block(val, GOB_CONTENT(gob));
}
else if (GOB_TYPE(gob) == GOBT_STRING) {
Set_String(val, GOB_CONTENT(gob));
}
else goto is_none;
break;
case SYM_EFFECT:
if (GOB_TYPE(gob) == GOBT_EFFECT) {
Set_Block(val, GOB_CONTENT(gob));
}
else goto is_none;
break;
case SYM_COLOR:
if (GOB_TYPE(gob) == GOBT_COLOR) {
Set_Tuple_Pixel((REBYTE*)&GOB_CONTENT(gob), val);
}
else goto is_none;
break;
case SYM_ALPHA:
SET_INTEGER(val, GOB_ALPHA(gob));
break;
case SYM_PANE:
if (GOB_PANE(gob))
Set_Block(val, Pane_To_Block(gob, 0, -1));
else
Set_Block(val, Make_Block(0));
break;
case SYM_PARENT:
if (GOB_PARENT(gob)) {
SET_GOB(val, GOB_PARENT(gob));
}
else
is_none:
SET_NONE(val);
break;
case SYM_DATA:
#ifdef HAS_WIDGET_GOB
if (GOB_TYPE(gob) == GOBT_WIDGET) {
return OS_GET_WIDGET_DATA(gob, val);
}
#endif
data = GOB_DATA(gob);
if (GOB_DTYPE(gob) == GOBD_OBJECT) {
SET_OBJECT(val, data);
}
else if (GOB_DTYPE(gob) == GOBD_BLOCK) {
Set_Block(val, data);
}
else if (GOB_DTYPE(gob) == GOBD_STRING) {
Set_String(val, data);
}
else if (GOB_DTYPE(gob) == GOBD_BINARY) {
SET_BINARY(val, data);
}
else if (GOB_DTYPE(gob) == GOBD_INTEGER) {
SET_INTEGER(val, (REBIPT)data);
}
else goto is_none;
break;
case SYM_FLAGS:
Set_Block(val, Flags_To_Block(gob));
break;
default:
return FALSE;
}
return TRUE;
}
//
// MAKE_Pair: C
//
void MAKE_Pair(REBVAL *out, enum Reb_Kind type, const REBVAL *arg)
{
if (IS_PAIR(arg)) {
*out = *arg;
return;
}
if (IS_STRING(arg)) {
//
// -1234567890x-1234567890
//
REBCNT len;
REBYTE *bp
= Temp_Byte_Chars_May_Fail(arg, VAL_LEN_AT(arg), &len, FALSE);
if (!Scan_Pair(bp, len, out)) goto bad_make;
return;
}
REBDEC x;
REBDEC y;
if (IS_INTEGER(arg)) {
x = VAL_INT32(arg);
y = VAL_INT32(arg);
}
else if (IS_DECIMAL(arg)) {
x = VAL_DECIMAL(arg);
y = VAL_DECIMAL(arg);
}
else if (IS_BLOCK(arg) && VAL_LEN_AT(arg) == 2) {
RELVAL *item = VAL_ARRAY_AT(arg);
if (IS_INTEGER(item))
x = cast(REBDEC, VAL_INT64(item));
else if (IS_DECIMAL(item))
x = cast(REBDEC, VAL_DECIMAL(item));
else
goto bad_make;
++item;
if (IS_END(item))
goto bad_make;
if (IS_INTEGER(item))
y = cast(REBDEC, VAL_INT64(item));
else if (IS_DECIMAL(item))
y = cast(REBDEC, VAL_DECIMAL(item));
else
goto bad_make;
}
else
goto bad_make;
SET_PAIR(out, x, y);
return;
bad_make:
fail (Error_Bad_Make(REB_PAIR, arg));
}