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tdemultimedia/arts/builder/structureport.cpp

288 lines
6.4 KiB

/*
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "structureport.h"
#include "drawutils.h"
#include <tqpainter.h>
#include <palette.h>
#include <tqdrawutil.h>
#include <tqbitmap.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(TQPainter *dest, int cellsize, int segment)
{
TQString pname = TQString::fromLocal8Bit(SPortDesc.name().c_str());
assert(segment==0);
TQPainter &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
TQColor mcolor(43,43,168);
TQColor mcolorlight(164,176,242);
TQColorGroup g( TQt::white, TQt::blue, mcolorlight, mcolor.dark(), mcolor,
TQt::black, TQt::black );
TQBrush fill( mcolor );
TQPen textpen(TQColor(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)
{
TQPen pen(TQt::white,1,TQt::DotLine);
p.setPen(pen);
p.drawRect(0,boxtop,cellsize,cellsize/2);
}
// ... doesn't look centered without the 2*border ?!?
int textwidth;
TQString label=DrawUtils::cropText(&p, pname, cellsize-border*2, textwidth);
p.drawText(border,border+boxtop,cellsize-border-1,(cellsize/2-1)-2*border,
TQt::AlignCenter,label);
int arrowwidth = cellsize/4;
int i;
for(i=0;i<3;i++)
{
TQBrush fbrush;
int delta = 0;
switch(i)
{
case 0: delta = 0;
fbrush = TQBrush(g.light());
break;
case 1: delta = 2;
fbrush = TQBrush(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;
TQPointArray 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(TQt::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;
TQBrush pbrush(_port->color(false));
_port->clickrect = TQRect(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);
TQPoint clickpoint(x,y);
if(_port->clickrect.contains(clickpoint)) return _port;
return 0;
}
void StructurePort::dumpPorts(list<ModulePort *>& ports)
{
ports.push_back(_port);
}
TQPixmap *StructurePort::pixmap()
{
return 0;
}
TQString StructurePort::name()
{
return TQString::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);
}