reorganized file structure layout. more to follow...

git-svn-id: http://svn.clifford.at/openscad/trunk@364 b57f626f-c46c-0410-a088-ec61d464b74c

1 files changed, 346 insertions, 0 deletions

diff --git a/src/value.cc b/src/value.cc
new file mode 100644
index 0000000..a02a27f
--- /dev/null
+++ b/src/value.cc
@@ -0,0 +1,346 @@
+/*
+ *  OpenSCAD (www.openscad.at)
+ *  Copyright (C) 2009  Clifford Wolf <clifford@clifford.at>
+ *
+ *  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 "openscad.h"
+
+Value::Value()
+{
+	reset_undef();
+}
+
+Value::~Value()
+{
+	for (int i = 0; i < vec.size(); i++)
+		delete vec[i];
+	vec.clear();
+}
+
+Value::Value(bool v)
+{
+	reset_undef();
+	type = BOOL;
+	b = v;
+}
+
+Value::Value(double v)
+{
+	reset_undef();
+	type = NUMBER;
+	num = v;
+}
+
+Value::Value(const QString &t)
+{
+	reset_undef();
+	type = STRING;
+	text = t;
+}
+
+Value::Value(const Value &v)
+{
+	*this = v;
+}
+
+Value& Value::operator = (const Value &v)
+{
+	reset_undef();
+	type = v.type;
+	b = v.b;
+	num = v.num;
+	for (int i = 0; i < v.vec.size(); i++)
+		vec.append(new Value(*v.vec[i]));
+	range_begin = v.range_begin;
+	range_step = v.range_step;
+	range_end = v.range_end;
+	text = v.text;
+	return *this;
+}
+
+Value Value::operator ! () const
+{
+	if (type == BOOL) {
+		return Value(!b);
+	}
+	return Value();
+}
+
+Value Value::operator && (const Value &v) const
+{
+	if (type == BOOL && v.type == BOOL) {
+		return Value(b && v.b);
+	}
+	return Value();
+}
+
+Value Value::operator || (const Value &v) const
+{
+	if (type == BOOL && v.type == BOOL) {
+		return Value(b || v.b);
+	}
+	return Value();
+}
+
+Value Value::operator + (const Value &v) const
+{
+	if (type == VECTOR && v.type == VECTOR) {
+		Value r;
+		r.type = VECTOR;
+		for (int i = 0; i < vec.size() && i < v.vec.size(); i++)
+			r.vec.append(new Value(*vec[i] + *v.vec[i]));
+		return r;
+	}
+	if (type == NUMBER && v.type == NUMBER) {
+		return Value(num + v.num);
+	}
+	return Value();
+}
+
+Value Value::operator - (const Value &v) const
+{
+	if (type == VECTOR && v.type == VECTOR) {
+		Value r;
+		r.type = VECTOR;
+		for (int i = 0; i < vec.size() && i < v.vec.size(); i++)
+			r.vec.append(new Value(*vec[i] - *v.vec[i]));
+		return r;
+	}
+	if (type == NUMBER && v.type == NUMBER) {
+		return Value(num - v.num);
+	}
+	return Value();
+}
+
+Value Value::operator * (const Value &v) const
+{
+	if (type == VECTOR && v.type == NUMBER) {
+		Value r;
+		r.type = VECTOR;
+		for (int i = 0; i < vec.size(); i++)
+			r.vec.append(new Value(*vec[i] * v));
+		return r;
+	}
+	if (type == NUMBER && v.type == VECTOR) {
+		Value r;
+		r.type = VECTOR;
+		for (int i = 0; i < v.vec.size(); i++)
+			r.vec.append(new Value(v * *v.vec[i]));
+		return r;
+	}
+	if (type == NUMBER && v.type == NUMBER) {
+		return Value(num * v.num);
+	}
+	return Value();
+}
+
+Value Value::operator / (const Value &v) const
+{
+	if (type == VECTOR && v.type == NUMBER) {
+		Value r;
+		r.type = VECTOR;
+		for (int i = 0; i < vec.size(); i++)
+			r.vec.append(new Value(*vec[i] / v));
+		return r;
+	}
+	if (type == NUMBER && v.type == VECTOR) {
+		Value r;
+		r.type = VECTOR;
+		for (int i = 0; i < v.vec.size(); i++)
+			r.vec.append(new Value(v / *v.vec[i]));
+		return r;
+	}
+	if (type == NUMBER && v.type == NUMBER) {
+		return Value(num / v.num);
+	}
+	return Value();
+}
+
+Value Value::operator % (const Value &v) const
+{
+	if (type == NUMBER && v.type == NUMBER) {
+		return Value(fmod(num, v.num));
+	}
+	return Value();
+}
+
+Value Value::operator < (const Value &v) const
+{
+	if (type == NUMBER && v.type == NUMBER) {
+		return Value(num < v.num);
+	}
+	return Value();
+}
+
+Value Value::operator <= (const Value &v) const
+{
+	if (type == NUMBER && v.type == NUMBER) {
+		return Value(num <= v.num);
+	}
+	return Value();
+}
+
+Value Value::operator == (const Value &v) const
+{
+	if (type == BOOL && v.type == BOOL) {
+		return Value(b == v.b);
+	}
+	if (type == NUMBER && v.type == NUMBER) {
+		return Value(num == v.num);
+	}
+	if (type == RANGE && v.type == RANGE) {
+		return Value(range_begin == v.range_begin && range_step == v.range_step && range_end == v.range_end);
+	}
+	if (type == VECTOR && v.type == VECTOR) {
+		if (vec.size() != v.vec.size())
+			return Value(false);
+		for (int i=0; i<vec.size(); i++)
+			if (!(*vec[i] == *v.vec[i]).b)
+				return Value(false);
+		return Value(true);
+	}
+	if (type == STRING && v.type == STRING) {
+		return Value(text == v.text);
+	}
+	return Value(false);
+}
+
+Value Value::operator != (const Value &v) const
+{
+	Value eq = *this == v;
+	return Value(!eq.b);
+}
+
+Value Value::operator >= (const Value &v) const
+{
+	if (type == NUMBER && v.type == NUMBER) {
+		return Value(num >= v.num);
+	}
+	return Value();
+}
+
+Value Value::operator > (const Value &v) const
+{
+	if (type == NUMBER && v.type == NUMBER) {
+		return Value(num > v.num);
+	}
+	return Value();
+}
+
+Value Value::inv() const
+{
+	if (type == VECTOR) {
+		Value r;
+		r.type = VECTOR;
+		for (int i = 0; i < vec.size(); i++)
+			r.vec.append(new Value(vec[i]->inv()));
+		return r;
+	}
+	if (type == NUMBER)
+		return Value(-num);
+	return Value();
+}
+
+bool Value::getnum(double &v) const
+{
+	if (type != NUMBER)
+		return false;
+	v = num;
+	return true;
+}
+
+bool Value::getv2(double &x, double &y) const
+{
+	if (type != VECTOR || vec.size() != 2)
+		return false;
+	if (vec[0]->type != NUMBER)
+		return false;
+	if (vec[1]->type != NUMBER)
+		return false;
+	x = vec[0]->num;	
+	y = vec[1]->num;	
+	return true;
+}
+
+bool Value::getv3(double &x, double &y, double &z) const
+{
+	if (type == VECTOR && vec.size() == 2) {
+		if (getv2(x, y)) {
+			z = 0;
+			return true;
+		}
+		return false;
+	}
+	if (type != VECTOR || vec.size() != 3)
+		return false;
+	if (vec[0]->type != NUMBER)
+		return false;
+	if (vec[1]->type != NUMBER)
+		return false;
+	if (vec[2]->type != NUMBER)
+		return false;
+	x = vec[0]->num;	
+	y = vec[1]->num;	
+	z = vec[2]->num;	
+	return true;
+}
+
+QString Value::dump() const
+{
+	if (type == STRING) {
+		return QString("\"") + text + QString("\"");
+	}
+	if (type == VECTOR) {
+		QString text = "[";
+		for (int i = 0; i < vec.size(); i++) {
+			if (i > 0)
+				text += ", ";
+			text += vec[i]->dump();
+		}
+		return text + "]";
+	}
+	if (type == RANGE) {
+		QString text;
+		text.sprintf("[ %g : %g : %g ]", range_begin, range_step, range_end);
+		return text;
+	}
+	if (type == NUMBER) {
+		QString text;
+		text.sprintf("%g", num);
+		return text;
+	}
+	if (type == BOOL) {
+		return QString(b ? "true" : "false");
+	}
+	return QString("undef");
+}
+
+void Value::reset_undef()
+{
+	type = UNDEFINED;
+	b = false;
+	num = 0;
+	for (int i = 0; i < vec.size(); i++)
+		delete vec[i];
+	vec.clear();
+	range_begin = 0;
+	range_step = 0;
+	range_end = 0;
+	text = QString();
+}
+