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/************************************************************************
************************************************************************
FAUST compiler
Copyright (C) 2003-2004 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 "decorateSchema.h"
#include <iostream>
#include <assert.h>
using namespace std;
/**
* Creates a new decorated schema
*/
schema* makeDecorateSchema ( schema* s, double margin, const string& text )
{
return new decorateSchema (s, margin, text);
}
/**
* A decorateSchema is a schema surrounded by a dashed rectangle with a
* label on the top left. The rectangle is placed at half the margin
* parameter. The constructor is made private to enforce the usage of
* makeDecorateSchema
*/
decorateSchema::decorateSchema( schema* s, double margin, const string& text )
: schema(s->inputs(), s->outputs(), s->width()+2*margin, s->height()+2*margin),
fSchema(s),
fMargin(margin),
fText(text)
{
for (unsigned int i=0; i<inputs(); i++) fInputPoint.push_back(point(0,0));
for (unsigned int i=0; i<outputs(); i++) fOutputPoint.push_back(point(0,0));
}
/**
* 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 decorateSchema::place(double ox, double oy, int orientation)
{
beginPlace(ox, oy, orientation);
fSchema->place(ox+fMargin, oy+fMargin, orientation);
double m = fMargin;
if (orientation == kRightLeft) {
m = -m;
}
for (unsigned int i=0; i < inputs(); i++) {
point p = fSchema->inputPoint(i);
fInputPoint[i] = point(p.x-m, p.y); //, p.z);
}
for (unsigned int i=0; i < outputs(); i++) {
point p = fSchema->outputPoint(i);
fOutputPoint[i] = point(p.x+m, p.y); //, p.z);
}
endPlace();
}
/**
* Returns an input point
*/
point decorateSchema::inputPoint(unsigned int i) const
{
assert (placed());
assert (i < inputs());
return fInputPoint[i];
}
/**
* Returns an output point
*/
point decorateSchema::outputPoint(unsigned int i) const
{
assert (placed());
assert (i < outputs());
return fOutputPoint[i];
}
/**
* Draw the enlarged schema. This methods can only
* be called after the block have been placed
*/
void decorateSchema::draw(device& dev)
{
assert(placed());
fSchema->draw(dev);
#if 0
// draw enlarge input wires
for (unsigned int i=0; i<inputs(); i++) {
point p = inputPoint(i);
point q = fSchema->inputPoint(i);
dev.trait(p.x, p.y, q.x, q.y);
}
// draw enlarge output wires
for (unsigned int i=0; i<outputs(); i++) {
point p = outputPoint(i);
point q = fSchema->outputPoint(i);
dev.trait(p.x, p.y, q.x, q.y);
}
#endif
// define the coordinates of the frame
double tw = (2+fText.size())*dLetter*0.75;
double x0 = x() + fMargin/2; // left
double y0 = y() + fMargin/2; // top
double x1 = x() + width() - fMargin/2; // right
double y1 = y() + height() - fMargin/2; // bottom
//double tl = x0 + 2*dWire; // left of text zone
double tl = x() + fMargin; // left of text zone
double tr = min(tl+tw, x1); // right of text zone
// draw the surronding frame
dev.dasharray(x0, y0, x0, y1); // left line
dev.dasharray(x0, y1, x1, y1); // bottom line
dev.dasharray(x1, y1, x1, y0); // right line
dev.dasharray(x0, y0, tl, y0); // top segment before text
dev.dasharray(tr, y0, x1, y0); // top segment after text
// draw the label
dev.label(tl, y0, fText.c_str()); //
}
/**
* Draw the enlarged schema. This methods can only
* be called after the block have been placed
*/
void decorateSchema::collectTraits(collector& c)
{
assert(placed());
fSchema->collectTraits(c);
// draw enlarge input wires
for (unsigned int i=0; i<inputs(); i++) {
point p = inputPoint(i);
point q = fSchema->inputPoint(i);
c.addTrait(trait(p,q)); // in->out direction
}
// draw enlarge output wires
for (unsigned int i=0; i<outputs(); i++) {
point p = fSchema->outputPoint(i);
point q = outputPoint(i);
c.addTrait(trait(p,q)); // in->out direction
}
}
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