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-rw-r--r--arts/builder/structureport.cpp287
1 files changed, 287 insertions, 0 deletions
diff --git a/arts/builder/structureport.cpp b/arts/builder/structureport.cpp
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+++ b/arts/builder/structureport.cpp
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+ /*
+
+ Copyright (C) 1999 Stefan Westerfeld
+ stefan@space.twc.de
+
+ 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 "structureport.h"
+#include "drawutils.h"
+#include <qpainter.h>
+#include <qpalette.h>
+#include <qdrawutil.h>
+#include <qbitmap.h>
+#include <assert.h>
+#include <stdio.h>
+#include <arts/debug.h>
+
+using namespace std;
+
+StructurePort::StructurePort(Arts::StructurePortDesc SPortDesc,
+ Arts::StructureDesc StructureDesc, StructureCanvas *canvas)
+ : StructureComponent(canvas)
+{
+ string portname = SPortDesc.name();
+ this->SPortDesc = SPortDesc;
+ this->StructureDesc = StructureDesc;
+ _x = SPortDesc.x();
+ _y = SPortDesc.y();
+ _selected = false;
+ _visible = false;
+
+ ModulePort::Direction dir;
+ if(SPortDesc.type().direction == Arts::input)
+ dir = ModulePort::in;
+ else
+ dir = ModulePort::out;
+
+ if(SPortDesc.type().connType == Arts::conn_property)
+ arts_debug("got property here....");
+ // owner, description, portnr
+ arts_debug(">>creating structureport: %s",portname.c_str());
+ _port = new ModulePort(this, portname.c_str(), 0, dir,this->SPortDesc);
+ arts_debug("<<");
+}
+
+StructurePort::~StructurePort()
+{
+ hide();
+ StructureDesc.freeStructurePortDesc(SPortDesc);
+ delete _port;
+}
+
+bool StructurePort::moveInternal(int x, int y)
+{
+ return SPortDesc.moveTo(x, y);
+}
+
+int StructurePort::width() const
+{
+ return 1;
+}
+
+int StructurePort::height() const
+{
+ return 1;
+}
+
+StructureComponent::ComponentType StructurePort::type()
+{
+ return ctPort;
+}
+
+bool StructurePort::drawNeedsBackground(int segment)
+{
+ assert(segment==0);
+ return true;
+}
+
+void StructurePort::drawSegment(QPainter *dest, int cellsize, int segment)
+{
+ QString pname = QString::fromLocal8Bit(SPortDesc.name().c_str());
+ assert(segment==0);
+
+ QPainter &p = *dest;
+
+ int direction = (_port->direction == ModulePort::out)?1:0;
+
+// FIXME: make these color defs available at one central place, they
+// are currently copied from main.cpp
+
+ QColor mcolor(43,43,168);
+ QColor mcolorlight(164,176,242);
+ QColorGroup g( Qt::white, Qt::blue, mcolorlight, mcolor.dark(), mcolor,
+ Qt::black, Qt::black );
+ QBrush fill( mcolor );
+ QPen textpen(QColor(255,255,180),1);
+ int border = cellsize/10;
+ int boxtop = (cellsize/2)*(1-direction);
+
+ qDrawShadePanel(&p,0,boxtop,cellsize,cellsize/2, g, false, 1, &fill);
+ p.setPen(textpen);
+
+ // Selection box
+ if(_selected)
+ {
+ QPen pen(Qt::white,1,Qt::DotLine);
+
+ p.setPen(pen);
+ p.drawRect(0,boxtop,cellsize,cellsize/2);
+ }
+ // ... doesn't look centered without the 2*border ?!?
+ int textwidth;
+ QString label=DrawUtils::cropText(&p, pname, cellsize-border*2, textwidth);
+ p.drawText(border,border+boxtop,cellsize-border-1,(cellsize/2-1)-2*border,
+ Qt::AlignCenter,label);
+
+ int arrowwidth = cellsize/4;
+
+ int i;
+ for(i=0;i<3;i++)
+ {
+ QBrush fbrush;
+ int delta = 0;
+ switch(i)
+ {
+ case 0: delta = 0;
+ fbrush = QBrush(g.light());
+ break;
+ case 1: delta = 2;
+ fbrush = QBrush(g.dark());
+ break;
+ case 2: delta = 1;
+ fbrush = fill;
+ break;
+ }
+
+/**********************
+- | |
+c | |
+- -+ +-
+d | |
+- \ /
+ \ /
+ \_/
+ |b| w |b|
+*********************/
+
+ int t = (cellsize/2-1)*direction; // top
+ int l = delta; // left
+ int w = arrowwidth-2; // arrow body width
+ int h = cellsize/2; // total arrow height
+
+ int b = (cellsize/2-arrowwidth)/2; // x border width
+/*
+ int c = cellsize/10;
+ int d = cellsize/6;
+*/
+ int c = cellsize/12;
+ int d = cellsize/5;
+
+ QPointArray a(9);
+ a.setPoint(0,b+l,t);
+ a.setPoint(1,b+l,t+c);
+ a.setPoint(2,l,t+c);
+ a.setPoint(3,l,t+c+d);
+ a.setPoint(4,b+w/2+l,t+h);
+ a.setPoint(5,b*2+w+l,t+c+d);
+ a.setPoint(6,b*2+w+l,t+c);
+ a.setPoint(7,b+w+l,t+c);
+ a.setPoint(8,b+w+l,t);
+ //a.setPoint(9,b+l,t);
+/*
+ a.setPoint(0,t,b+l);
+ a.setPoint(1,t+c,b+l);
+ a.setPoint(2,t+c,l);
+ a.setPoint(3,t+c+d,l);
+ a.setPoint(4,t+h,b+w/2+l);
+ a.setPoint(5,t+c+d,b*2+w+l);
+ a.setPoint(6,t+c,b*2+w+l);
+ a.setPoint(7,t+c,b+w+l);
+ a.setPoint(8,t,b+w+l);
+ a.setPoint(9,t,b+l);
+*/
+ p.setPen(Qt::NoPen);
+ p.setBrush(fbrush);
+ p.drawPolygon(a);
+ if(delta==1 && direction==0)
+ {
+ p.setPen(g.light());
+ p.drawLine(b+l,t,b+w+l,t);
+ }
+/*
+ p.fillRect((cellsize/2-arrowwidth)/2+delta,cellsize/2-1,
+ arrowwidth,cellsize/2,fbrush);
+*/
+ }
+ {
+ int border = cellsize/7;
+
+ QBrush pbrush(_port->color(false));
+
+ _port->clickrect = QRect(border,direction * cellsize/2 + border,
+ cellsize/2-2*border, cellsize/2-2*border);
+ qDrawShadePanel(&p, _port->clickrect, g, _port->down(), 2, &pbrush);
+ }
+}
+
+ModulePort *StructurePort::portAt(int segment, int x, int y)
+{
+ assert(segment == 0);
+
+ QPoint clickpoint(x,y);
+ if(_port->clickrect.contains(clickpoint)) return _port;
+ return 0;
+}
+
+void StructurePort::dumpPorts(list<ModulePort *>& ports)
+{
+ ports.push_back(_port);
+}
+
+QPixmap *StructurePort::pixmap()
+{
+ return 0;
+}
+
+QString StructurePort::name()
+{
+ return QString::fromLocal8Bit(SPortDesc.name().c_str());
+}
+
+void StructurePort::raisePosition()
+{
+ SPortDesc.raisePosition();
+}
+
+void StructurePort::lowerPosition()
+{
+ SPortDesc.lowerPosition();
+}
+
+void StructurePort::rename(const char *newname)
+{
+ SPortDesc.rename(newname);
+ canvas->redrawRect(_x,_y,1,1);
+}
+
+long StructurePort::id()
+{
+ return SPortDesc.ID();
+}
+
+long StructurePort::position()
+{
+ return SPortDesc.position();
+}
+
+ModulePort *StructurePort::port()
+{
+ return _port;
+}
+
+const char *StructurePort::inheritedInterface()
+{
+ static string ii;
+ ii = SPortDesc.inheritedInterface();
+ return ii.c_str();
+}
+
+void StructurePort::inheritedInterface(const char *iface)
+{
+ SPortDesc.inheritedInterface(iface);
+}
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