X-Git-Url: https://scm.cri.ensmp.fr/git/Faustine.git/blobdiff_plain/1059e1cc0c2ecfa237406949aa26155b6a5b9154..66f23d4fabf89ad09adbd4dfc15ac6b5b2b7da83:/interpreter/preprocessor/faust-0.9.47mr3/compiler/draw/schema/blockSchema.cpp

diff --git a/interpreter/preprocessor/faust-0.9.47mr3/compiler/draw/schema/blockSchema.cpp b/interpreter/preprocessor/faust-0.9.47mr3/compiler/draw/schema/blockSchema.cpp
new file mode 100644
index 0000000..ca5ff55
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+++ b/interpreter/preprocessor/faust-0.9.47mr3/compiler/draw/schema/blockSchema.cpp
@@ -0,0 +1,302 @@
+/************************************************************************
+ ************************************************************************
+    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 "blockSchema.h"
+#include <assert.h>
+
+using namespace std;
+
+static double quantize(int n)
+{
+	int q = 3;
+	return dLetter * (q *((n+q-1)/q));
+}
+
+/**
+ * Build a simple colored blockSchema with a certain number of
+ * inputs and outputs, a text to be displayed, and an optional link.
+ * Computes the size of the box according to the length of the text
+ * and the maximum number of ports.
+ */
+schema* makeBlockSchema (	unsigned int inputs,
+							unsigned int outputs,
+							const string& text,
+							const string& color,
+							const string& link )
+{
+	// determine the optimal size of the box
+	double minimal = 3*dWire;
+	double w = 2*dHorz + max( minimal, quantize(text.size()) );
+	double h = 2*dVert + max( minimal, max(inputs, outputs) * dWire );
+
+	return new blockSchema(inputs, outputs, w, h, text, color, link);
+}
+
+/**
+ * Build a simple colored blockSchema with a certain number of
+ * inputs and outputs, a text to be displayed, and an optional link.
+ * The length of the text as well as th number of inputs and outputs
+ * are used to compute the size of the blockSchema
+ */
+blockSchema::blockSchema (	unsigned int inputs,
+							unsigned int outputs,
+							double width,
+							double height,
+							const string& text,
+							const string& color,
+							const string& link )
+
+	: 	schema( inputs, outputs, width, height ),
+	  	fText(text),
+	  	fColor(color),
+	  	fLink(link)
+{
+    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 blockSchema. 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 blockSchema::place(double x, double y, int orientation)
+{
+	beginPlace(x, y, orientation);
+
+	placeInputPoints();
+	placeOutputPoints();
+
+	endPlace();
+}
+
+/**
+ * Returns an input point
+ */
+point blockSchema::inputPoint(unsigned int i) const
+{
+	assert (placed());
+	assert (i < inputs());
+	return fInputPoint[i];
+}
+
+/**
+ * Returns an output point
+ */
+point blockSchema::outputPoint(unsigned int i) const
+{
+	assert (placed());
+	assert (i < outputs());
+	return fOutputPoint[i];
+}
+
+/**
+ * Computes the input points according to the position and the
+ * orientation of the blockSchema
+ */
+void blockSchema::placeInputPoints()
+{
+	int		N = inputs();
+
+	if (orientation() == kLeftRight) {
+
+		double 	px = x();
+		double 	py = y() + (height() - dWire*(N-1))/2;
+
+		for (int i=0; i<N; i++) {
+			fInputPoint[i] = point(px, py+i*dWire);
+		}
+
+	} else {
+
+		double px = x() + width();
+		double py = y() + height() - (height() - dWire*(N-1))/2;
+
+		for (int i=0; i<N; i++) {
+			fInputPoint[i] = point(px, py-i*dWire);
+		}
+	}
+}
+
+
+/**
+ * Computes the output points according to the position and the
+ * orientation of the blockSchema
+ */
+void blockSchema::placeOutputPoints()
+{
+	int N = outputs();
+
+	if (orientation() == kLeftRight) {
+
+		double px = x() + width();
+		double py = y() + (height() - dWire*(N-1))/2;
+
+		for (int i=0; i<N; i++) {
+			fOutputPoint[i] = point(px, py + i*dWire);
+		}
+
+	} else {
+
+		double px = x();
+		double py = y() + height() - (height() - dWire*(N-1))/2;
+
+		for (int i=0; i<N; i++) {
+			fOutputPoint[i] = point(px, py - i*dWire);
+		}
+	}
+}
+
+
+/**
+ * Draw the blockSchema on the device. This methos can only
+ * be called after the blockSchema have been placed
+ */
+void blockSchema::draw(device& dev)
+{
+	assert(placed());
+
+	drawRectangle(dev);
+	drawText(dev);
+	drawOrientationMark(dev);
+    drawInputWires(dev);
+    drawOutputWires(dev);
+}
+
+/**
+ * Draw the colored rectangle with the optional link
+ */
+void blockSchema::drawRectangle(device& dev)
+{
+	dev.rect(	x() + dHorz,
+				y() + dVert,
+				width() - 2*dHorz,
+				height() - 2*dVert,
+				fColor.c_str(),
+				fLink.c_str()
+			);
+}
+
+
+/**
+ * Draw the text centered on the box
+ */
+void blockSchema::drawText(device& dev)
+{
+	dev.text( 	x() + width()/2,
+				y() + height()/2,
+                fText.c_str(),
+                fLink.c_str()
+			);
+}
+
+
+/**
+ * Draw the orientation mark, a small point that indicates
+ * the first input (like integrated circuits)
+ */
+void blockSchema::drawOrientationMark(device& dev)
+{
+	double px, py;
+
+	if (orientation() == kLeftRight) {
+		px = x() + dHorz;
+		py = y() + dVert;
+	} else {
+		px = x() + width() - dHorz;
+		py = y() + height() - dVert;
+	}
+
+	dev.markSens( px, py, orientation() );
+}
+#if 1
+/**
+ * Draw horizontal arrows from the input points to the
+ * blockSchema rectangle
+ */
+void blockSchema::drawInputWires(device& dev)
+{
+    double dx = (orientation() == kLeftRight) ? dHorz : -dHorz;
+
+    for (unsigned int i=0; i<inputs(); i++) {
+        point p = fInputPoint[i];
+        //dev.trait(p.x, p.y, p.x+dx, p.y);
+        dev.fleche(p.x+dx, p.y, 0, orientation());
+    }
+}
+
+/**
+ * Draw horizontal line from the blockSchema rectangle to the
+ * output points
+ */
+void blockSchema::drawOutputWires(device& dev)
+{
+    //double dx = (orientation() == kLeftRight) ? dHorz : -dHorz;
+
+    for (unsigned int i=0; i<outputs(); i++) {
+        point p = fOutputPoint[i];
+        //dev.trait(p.x, p.y, p.x-dx, p.y);
+    }
+}
+#endif
+
+/**
+ * Draw horizontal arrows from the input points to the
+ * blockSchema rectangle
+ */
+void blockSchema::collectTraits(collector& c)
+{
+    collectInputWires(c);
+    collectOutputWires(c);
+}
+
+/**
+ * Draw horizontal arrows from the input points to the
+ * blockSchema rectangle
+ */
+void blockSchema::collectInputWires(collector& c)
+{
+    double dx = (orientation() == kLeftRight) ? dHorz : -dHorz;
+
+    for (unsigned int i=0; i<inputs(); i++) {
+        point p = fInputPoint[i];
+        c.addTrait(trait(point(p.x, p.y), point(p.x+dx, p.y)));     // in->out direction
+        c.addInput(point(p.x+dx, p.y));
+    }
+}
+
+/**
+ * Draw horizontal line from the blockSchema rectangle to the
+ * output points
+ */
+void blockSchema::collectOutputWires(collector& c)
+{
+    double dx = (orientation() == kLeftRight) ? dHorz : -dHorz;
+
+    for (unsigned int i=0; i<outputs(); i++) {
+        point p = fOutputPoint[i];
+        c.addTrait(trait(point(p.x-dx, p.y), point(p.x, p.y)));     // in->out direction
+        c.addOutput(point(p.x-dx, p.y));
+    }
+}
+
+