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/************************************************************************
************************************************************************
FAUST compiler
Copyright (C) 2003-2018 GRAME, Centre National de Creation Musicale
---------------------------------------------------------------------
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., 675 Mass Ave, Cambridge, MA 02139, USA.
************************************************************************
************************************************************************/
#include <stdlib.h>
#include <cstdlib>
#include <iostream>
#include "exception.hh"
#include "topSchema.h"
using namespace std;
/**
* Creates a new top schema
*/
schema* makeTopSchema(schema* s, double margin, const string& text, const string& link)
{
return new topSchema(makeDecorateSchema(s, margin / 2, text), margin / 2, "", link);
}
/**
* A topSchema is a schema surrounded by a dashed rectangle with a
* label on the top left. The rectangle is placed at half the margin
* parameter. Arrows are added to the outputs. The constructor is
* made private to enforce the usage of makeTopSchema.
*/
topSchema::topSchema(schema* s, double margin, const string& text, const string& link)
: schema(0, 0, s->width() + 2 * margin, s->height() + 2 * margin),
fSchema(s),
fMargin(margin),
fText(text),
fLink(link)
{
}
/**
* Define the graphic position of the schema. Computes the graphic
* position of all the elements, in particular the inputs and outputs.
* This method must be called before draw(), otherwise draw is not allowed
*/
void topSchema::place(double ox, double oy, int orientation)
{
beginPlace(ox, oy, orientation);
fSchema->place(ox + fMargin, oy + fMargin, orientation);
endPlace();
}
/**
* Top schema has no input
*/
point topSchema::inputPoint(unsigned int i) const
{
faustassert(placed());
faustassert(i < inputs());
throw faustexception("ERROR : topSchema::inputPoint\n");
}
/**
* Top schema has no output
*/
point topSchema::outputPoint(unsigned int i) const
{
faustassert(placed());
faustassert(i < outputs());
throw faustexception("ERROR : topSchema::outputPoint\n");
}
/**
* Draw the enlarged schema. This methos can only
* be called after the block have been placed
*/
void topSchema::draw(device& dev)
{
faustassert(placed());
// draw a background white rectangle
dev.rect(x(), y(), width() - 1, height() - 1, "#ffffff", fLink.c_str());
// draw the label
dev.label(x() + fMargin, y() + fMargin / 2, fText.c_str());
fSchema->draw(dev);
// draw arrows at output points of schema
for (unsigned int i = 0; i < fSchema->outputs(); i++) {
point p = fSchema->outputPoint(i);
dev.fleche(p.x, p.y, 0, orientation());
}
}
/**
* Draw the enlarged schema. This methos can only
* be called after the block have been placed
*/
void topSchema::collectTraits(collector& c)
{
faustassert(placed());
fSchema->collectTraits(c);
// draw arrows at output points of schema
for (unsigned int i = 0; i < fSchema->inputs(); i++) {
point p = fSchema->inputPoint(i);
c.addOutput(p);
;
}
// draw arrows at output points of schema
for (unsigned int i = 0; i < fSchema->outputs(); i++) {
point p = fSchema->outputPoint(i);
c.addInput(p);
;
}
}
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