Renamed some files and classnames for clarification

1 files changed, 167 insertions, 0 deletions

diff --git a/src/linearextrude.cc b/src/linearextrude.cc
new file mode 100644
index 0000000..4ce87db
--- /dev/null
+++ b/src/linearextrude.cc
@@ -0,0 +1,167 @@
+/*
+ *  OpenSCAD (www.openscad.org)
+ *  Copyright (C) 2009-2011 Clifford Wolf <clifford@clifford.at> and
+ *                          Marius Kintel <marius@kintel.net>
+ *
+ *  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.
+ *
+ *  As a special exception, you have permission to link this program
+ *  with the CGAL library and distribute executables, as long as you
+ *  follow the requirements of the GNU GPL in regard to all of the
+ *  software in the executable aside from CGAL.
+ *
+ *  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 "linearextrudenode.h"
+
+#include "module.h"
+#include "context.h"
+#include "printutils.h"
+#include "builtin.h"
+#include "dxfdata.h"
+#include "dxftess.h"
+#include "polyset.h"
+#include "progress.h"
+#include "visitor.h"
+#include "PolySetEvaluator.h"
+#include "openscad.h" // get_fragments_from_r()
+
+#include <sstream>
+#include <boost/assign/std/vector.hpp>
+using namespace boost::assign; // bring 'operator+=()' into scope
+
+#include <QFileInfo>
+
+class LinearExtrudeModule : public AbstractModule
+{
+public:
+	LinearExtrudeModule() { }
+	virtual AbstractNode *evaluate(const Context *ctx, const ModuleInstantiation *inst) const;
+};
+
+AbstractNode *LinearExtrudeModule::evaluate(const Context *ctx, const ModuleInstantiation *inst) const
+{
+	LinearExtrudeNode *node = new LinearExtrudeNode(inst);
+
+	std::vector<std::string> argnames;
+	argnames += "file", "layer", "height", "origin", "scale", "center", "twist", "slices";
+	std::vector<Expression*> argexpr;
+
+	Context c(ctx);
+	c.args(argnames, argexpr, inst->argnames, inst->argvalues);
+
+	node->fn = c.lookup_variable("$fn").num;
+	node->fs = c.lookup_variable("$fs").num;
+	node->fa = c.lookup_variable("$fa").num;
+
+	Value file = c.lookup_variable("file");
+	Value layer = c.lookup_variable("layer", true);
+	Value height = c.lookup_variable("height", true);
+	Value convexity = c.lookup_variable("convexity", true);
+	Value origin = c.lookup_variable("origin", true);
+	Value scale = c.lookup_variable("scale", true);
+	Value center = c.lookup_variable("center", true);
+	Value twist = c.lookup_variable("twist", true);
+	Value slices = c.lookup_variable("slices", true);
+
+	if (!file.text.empty()) {
+		PRINTF("DEPRECATED: Support for reading files in linear_extrude will be removed in future releases. Use a child import() instead.");
+		node->filename = c.getAbsolutePath(file.text);
+	}
+
+	node->layername = layer.text;
+	node->height = height.num;
+	node->convexity = (int)convexity.num;
+	origin.getv2(node->origin_x, node->origin_y);
+	node->scale = scale.num;
+
+	if (center.type == Value::BOOL)
+		node->center = center.b;
+
+	if (node->height <= 0)
+		node->height = 100;
+
+	if (node->convexity <= 0)
+		node->convexity = 1;
+
+	if (node->scale <= 0)
+		node->scale = 1;
+
+	if (twist.type == Value::NUMBER) {
+		node->twist = twist.num;
+		if (slices.type == Value::NUMBER) {
+			node->slices = (int)slices.num;
+		} else {
+			node->slices = (int)fmax(2, fabs(get_fragments_from_r(node->height,
+					node->fn, node->fs, node->fa) * node->twist / 360));
+		}
+		node->has_twist = true;
+	}
+
+	if (node->filename.empty()) {
+		std::vector<AbstractNode *> evaluatednodes = inst->evaluateChildren();
+		node->children.insert(node->children.end(), evaluatednodes.begin(), evaluatednodes.end());
+	}
+
+	return node;
+}
+
+void register_builtin_dxf_linear_extrude()
+{
+	builtin_modules["dxf_linear_extrude"] = new LinearExtrudeModule();
+	builtin_modules["linear_extrude"] = new LinearExtrudeModule();
+}
+
+PolySet *LinearExtrudeNode::evaluate_polyset(PolySetEvaluator *evaluator) const
+{
+	if (!evaluator) {
+		PRINTF("WARNING: No suitable PolySetEvaluator found for %s module!", this->name().c_str());
+		return NULL;
+	}
+
+	print_messages_push();
+
+	PolySet *ps = evaluator->evaluatePolySet(*this);
+
+	print_messages_pop();
+
+	return ps;
+}
+
+std::string LinearExtrudeNode::toString() const
+{
+	std::stringstream stream;
+
+	stream << this->name() << "(";
+	if (!this->filename.empty()) { // Ignore deprecated parameters if empty 
+		stream <<
+			"file = \"" << this->filename << "\", "
+			"cache = \"" << 	QFileInfo(QString::fromStdString(this->filename)) << "\", "
+			"layer = \"" << this->layername << "\", "
+			"origin = [ " << this->origin_x << " " << this->origin_y << " ], "
+			"scale = " << this->scale << ", ";
+	}
+	stream <<
+		"height = " << std::dec << this->height << ", "
+		"center = " << (this->center?"true":"false") << ", "
+		"convexity = " << this->convexity;
+	
+	if (this->has_twist) {
+		stream << ", twist = " << this->twist << ", slices = " << this->slices;
+	}
+	stream << ", $fn = " << this->fn << ", $fa = " << this->fa << ", $fs = " << this->fs << ")";
+	
+	return stream.str();
+}