299 lines
12 KiB
C++
Executable File
299 lines
12 KiB
C++
Executable File
/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
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/*
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* Main authors:
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* Guido Tack <tack@gecode.org>
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*
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* Copyright:
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* Guido Tack, 2006
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*
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* This file is part of Gecode, the generic constraint
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* development environment:
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* http://www.gecode.org
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#include <gecode/gist/drawingcursor.hh>
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namespace Gecode { namespace Gist {
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/// Red color for failed nodes
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const QColor DrawingCursor::red(218, 37, 29);
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/// Green color for solved nodes
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const QColor DrawingCursor::green(11, 118, 70);
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/// Blue color for choice nodes
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const QColor DrawingCursor::blue(0, 92, 161);
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/// Orange color for best solutions
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const QColor DrawingCursor::orange(235, 137, 27);
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/// White color
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const QColor DrawingCursor::white(255,255,255);
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/// Red color for expanded failed nodes
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const QColor DrawingCursor::lightRed(218, 37, 29, 120);
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/// Green color for expanded solved nodes
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const QColor DrawingCursor::lightGreen(11, 118, 70, 120);
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/// Blue color for expanded choice nodes
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const QColor DrawingCursor::lightBlue(0, 92, 161, 120);
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const double nodeWidth = 20.0;
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const double halfNodeWidth = nodeWidth / 2.0;
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const double failedWidth = 14.0;
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const double halfFailedWidth = failedWidth / 2.0;
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const double quarterFailedWidthF = failedWidth / 4.0;
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const double shadowOffset = 3.0;
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const double hiddenDepth =
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static_cast<double>(Layout::dist_y) + failedWidth;
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DrawingCursor::DrawingCursor(VisualNode* root,
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const VisualNode::NodeAllocator& na,
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BestNode* curBest0,
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QPainter& painter0,
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const QRect& clippingRect0, bool showCopies)
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: NodeCursor<VisualNode>(root,na), painter(painter0),
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clippingRect(clippingRect0), curBest(curBest0),
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x(0.0), y(0.0), copies(showCopies) {
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QPen pen = painter.pen();
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pen.setWidth(1);
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painter.setPen(pen);
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}
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void
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DrawingCursor::processCurrentNode(void) {
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Gist::VisualNode* n = node();
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double parentX = x - static_cast<double>(n->getOffset());
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double parentY = y - static_cast<double>(Layout::dist_y) + nodeWidth;
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if (!n->isRoot() &&
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(n->getParent(na)->getStatus() == STOP ||
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n->getParent(na)->getStatus() == UNSTOP) )
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parentY -= (nodeWidth-failedWidth)/2;
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double myx = x;
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double myy = y;
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if (n->getStatus() == STOP || n->getStatus() == UNSTOP)
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myy += (nodeWidth-failedWidth)/2;
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if (n != startNode()) {
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if (n->isOnPath())
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painter.setPen(Qt::red);
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else
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painter.setPen(Qt::black);
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// Here we use drawPath instead of drawLine in order to
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// workaround a strange redraw artefact on Windows
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QPainterPath path;
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path.moveTo(myx,myy);
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path.lineTo(parentX,parentY);
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painter.drawPath(path);
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QFontMetrics fm = painter.fontMetrics();
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QString label = na.getLabel(n);
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int alt = n->getAlternative(na);
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int n_alt = n->getParent(na)->getNumberOfChildren();
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int tw = fm.width(label);
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int lx;
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if (alt==0 && n_alt > 1) {
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lx = myx-tw-4;
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} else if (alt==n_alt-1 && n_alt > 1) {
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lx = myx+4;
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} else {
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lx = myx-tw/2;
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}
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painter.drawText(QPointF(lx,myy-2),label);
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}
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// draw shadow
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if (n->isMarked()) {
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painter.setBrush(Qt::gray);
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painter.setPen(Qt::NoPen);
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if (n->isHidden()) {
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QPointF points[3] = {QPointF(myx+shadowOffset,myy+shadowOffset),
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QPointF(myx+nodeWidth+shadowOffset,
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myy+hiddenDepth+shadowOffset),
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QPointF(myx-nodeWidth+shadowOffset,
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myy+hiddenDepth+shadowOffset),
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};
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painter.drawConvexPolygon(points, 3);
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} else {
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switch (n->getStatus()) {
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case Gist::SOLVED:
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{
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QPointF points[4] = {QPointF(myx+shadowOffset,myy+shadowOffset),
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QPointF(myx+halfNodeWidth+shadowOffset,
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myy+halfNodeWidth+shadowOffset),
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QPointF(myx+shadowOffset,
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myy+nodeWidth+shadowOffset),
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QPointF(myx-halfNodeWidth+shadowOffset,
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myy+halfNodeWidth+shadowOffset)
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};
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painter.drawConvexPolygon(points, 4);
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}
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break;
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case Gist::FAILED:
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painter.drawRect(myx-halfFailedWidth+shadowOffset,
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myy+shadowOffset, failedWidth, failedWidth);
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break;
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case Gist::UNSTOP:
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case Gist::STOP:
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{
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QPointF points[8] = {QPointF(myx+shadowOffset-quarterFailedWidthF,
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myy+shadowOffset),
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QPointF(myx+shadowOffset+quarterFailedWidthF,
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myy+shadowOffset),
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QPointF(myx+shadowOffset+halfFailedWidth,
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myy+shadowOffset
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+quarterFailedWidthF),
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QPointF(myx+shadowOffset+halfFailedWidth,
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myy+shadowOffset+halfFailedWidth+
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quarterFailedWidthF),
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QPointF(myx+shadowOffset+quarterFailedWidthF,
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myy+shadowOffset+failedWidth),
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QPointF(myx+shadowOffset-quarterFailedWidthF,
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myy+shadowOffset+failedWidth),
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QPointF(myx+shadowOffset-halfFailedWidth,
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myy+shadowOffset+halfFailedWidth+
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quarterFailedWidthF),
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QPointF(myx+shadowOffset-halfFailedWidth,
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myy+shadowOffset
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+quarterFailedWidthF),
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};
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painter.drawConvexPolygon(points, 8);
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}
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break;
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case Gist::BRANCH:
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painter.drawEllipse(myx-halfNodeWidth+shadowOffset,
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myy+shadowOffset, nodeWidth, nodeWidth);
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break;
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case Gist::UNDETERMINED:
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painter.drawEllipse(myx-halfNodeWidth+shadowOffset,
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myy+shadowOffset, nodeWidth, nodeWidth);
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break;
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}
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}
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}
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painter.setPen(Qt::SolidLine);
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if (n->isHidden()) {
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if (n->hasOpenChildren()) {
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QLinearGradient gradient(myx-nodeWidth,myy,
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myx+nodeWidth*1.3,myy+hiddenDepth*1.3);
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if (n->hasSolvedChildren()) {
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gradient.setColorAt(0, white);
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gradient.setColorAt(1, green);
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} else if (n->hasFailedChildren()) {
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gradient.setColorAt(0, white);
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gradient.setColorAt(1, red);
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} else {
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gradient.setColorAt(0, white);
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gradient.setColorAt(1, QColor(0,0,0));
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}
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painter.setBrush(gradient);
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} else {
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if (n->hasSolvedChildren())
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painter.setBrush(QBrush(green));
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else
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painter.setBrush(QBrush(red));
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}
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QPointF points[3] = {QPointF(myx,myy),
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QPointF(myx+nodeWidth,myy+hiddenDepth),
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QPointF(myx-nodeWidth,myy+hiddenDepth),
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};
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painter.drawConvexPolygon(points, 3);
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} else {
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switch (n->getStatus()) {
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case Gist::SOLVED:
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{
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if (n->isCurrentBest(curBest)) {
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painter.setBrush(QBrush(orange));
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} else {
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painter.setBrush(QBrush(green));
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}
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QPointF points[4] = {QPointF(myx,myy),
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QPointF(myx+halfNodeWidth,myy+halfNodeWidth),
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QPointF(myx,myy+nodeWidth),
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QPointF(myx-halfNodeWidth,myy+halfNodeWidth)
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};
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painter.drawConvexPolygon(points, 4);
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}
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break;
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case Gist::FAILED:
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painter.setBrush(QBrush(red));
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painter.drawRect(myx-halfFailedWidth, myy, failedWidth, failedWidth);
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break;
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case Gist::UNSTOP:
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case Gist::STOP:
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{
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painter.setBrush(n->getStatus() == STOP ?
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QBrush(red) : QBrush(green));
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QPointF points[8] = {QPointF(myx-quarterFailedWidthF,myy),
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QPointF(myx+quarterFailedWidthF,myy),
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QPointF(myx+halfFailedWidth,
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myy+quarterFailedWidthF),
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QPointF(myx+halfFailedWidth,
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myy+halfFailedWidth+
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quarterFailedWidthF),
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QPointF(myx+quarterFailedWidthF,
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myy+failedWidth),
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QPointF(myx-quarterFailedWidthF,
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myy+failedWidth),
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QPointF(myx-halfFailedWidth,
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myy+halfFailedWidth+
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quarterFailedWidthF),
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QPointF(myx-halfFailedWidth,
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myy+quarterFailedWidthF),
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};
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painter.drawConvexPolygon(points, 8);
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}
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break;
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case Gist::BRANCH:
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painter.setBrush(n->childrenLayoutIsDone() ? QBrush(blue) :
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QBrush(white));
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painter.drawEllipse(myx-halfNodeWidth, myy, nodeWidth, nodeWidth);
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break;
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case Gist::UNDETERMINED:
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painter.setBrush(Qt::white);
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painter.drawEllipse(myx-halfNodeWidth, myy, nodeWidth, nodeWidth);
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break;
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}
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}
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if (copies && (n->hasCopy() && !n->hasWorkingSpace())) {
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painter.setBrush(Qt::darkRed);
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painter.drawEllipse(myx, myy, 10.0, 10.0);
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}
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if (copies && n->hasWorkingSpace()) {
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painter.setBrush(Qt::darkYellow);
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painter.drawEllipse(myx, myy + 10.0, 10.0, 10.0);
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}
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if (n->isBookmarked()) {
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painter.setBrush(Qt::black);
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painter.drawEllipse(myx-10-0, myy, 10.0, 10.0);
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}
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}
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}}
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// STATISTICS: gist-any
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