BusChainFigure.cc

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/*
    Copyright (c) 2002-2009 Tampere University.
 
    This file is part of TTA-Based Codesign Environment (TCE).
 
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    copy of this software and associated documentation files (the "Software"),
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/**
 * @file BusChainFigure.cc
 *
 * Definition of BusChainFigure class.
 *
 * @author Ari Metsähalme 2004 (ari.metsahalme-no.spam-tut.fi)
 * @note rating: yellow
 * @note reviewed Jul 27 2004 by ml, pj, am
 */
 
#include <vector>
 
#include "BusChainFigure.hh"
#include "BridgeFigure.hh"
#include "MachineCanvasLayoutConstraints.hh"
 
 
using std::vector;
 
const wxColour BusChainFigure::DEFAULT_COLOUR = wxColour(255, 150, 150);
 
/**
 * The Constructor.
 */
BusChainFigure::BusChainFigure(): Figure() {
    minSize_ = wxSize(
    MachineCanvasLayoutConstraints::BUS_MIN_WIDTH,
    MachineCanvasLayoutConstraints::BUS_MIN_HEIGHT);
    size_ = minSize_;
}
 
/**
 * The Destructor.
 */
BusChainFigure::~BusChainFigure() {
}
 
/** 
 * Lays out the segments in a column, spaced evenly.
 *
 * @param dc Device context.
 */
void
BusChainFigure::layoutChildren(wxDC* dc) {
 
    int height = MachineCanvasLayoutConstraints::BRIDGE_SPACE;
    int y = location_.y + MachineCanvasLayoutConstraints::BRIDGE_SPACE;
    int x = location_.x;
 
    for(unsigned int i = 0; i < children_.size(); i++) {
 
        children_[i]->setLocation(wxPoint(x, y));
    children_[i]->setWidth(size_.GetWidth());
 
    // set bridge direction
    BridgeFigure* br = dynamic_cast<BridgeFigure*>(children_[i]);
    if (br != NULL && br->direction() != BridgeFigure::DIR_BIDIR &&
        br->target() == children_[i-1]) {
 
        br->setDirection(BridgeFigure::DIR_LEFT);
    }
 
    children_[i]->layout(dc);
        y += children_[i]->bounds().GetHeight() +
        MachineCanvasLayoutConstraints::BRIDGE_SPACE;
    height += children_[i]->bounds().GetHeight() +
        MachineCanvasLayoutConstraints::BRIDGE_SPACE;
    }
 
    size_.SetHeight(height);
}
 
/**
 * Fills the background of the bus chain with a solid color.
 *
 * @param dc The device context.
 */
void
BusChainFigure::drawSelf(wxDC* dc) {
    wxPen pen = wxPen(DEFAULT_COLOUR, 1, wxSOLID);
    dc->SetPen(pen);
    wxBrush brush = wxBrush(DEFAULT_COLOUR, wxSOLID);
    dc->SetBrush(brush);
    dc->DrawRectangle(location_.x, location_.y, size_.GetWidth(),
                      size_.GetHeight());
}