diff src/changesetdetailitem.cpp @ 370:b9c153e00e84

Move source files to src/
author Chris Cannam
date Thu, 24 Mar 2011 10:27:51 +0000
parents changesetdetailitem.cpp@8fd71f570884
children 7ef46fb73b48
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line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/changesetdetailitem.cpp	Thu Mar 24 10:27:51 2011 +0000
@@ -0,0 +1,126 @@
+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
+
+/*
+    EasyMercurial
+
+    Based on HgExplorer by Jari Korhonen
+    Copyright (c) 2010 Jari Korhonen
+    Copyright (c) 2011 Chris Cannam
+    Copyright (c) 2011 Queen Mary, University of London
+    
+    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.  See the file
+    COPYING included with this distribution for more information.
+*/
+
+#include "changesetdetailitem.h"
+#include "changeset.h"
+#include "textabbrev.h"
+#include "colourset.h"
+#include "debug.h"
+#include "common.h"
+
+#include <QTextDocument>
+#include <QPainter>
+
+ChangesetDetailItem::ChangesetDetailItem(Changeset *cs) :
+    m_changeset(cs), m_doc(0)
+{
+    m_font = QFont();
+    m_font.setPixelSize(11);
+    m_font.setBold(false);
+    m_font.setItalic(false);
+
+    makeDocument();
+}
+
+ChangesetDetailItem::~ChangesetDetailItem()
+{
+    delete m_doc;
+}
+
+QRectF
+ChangesetDetailItem::boundingRect() const
+{
+    int w = 350;
+    m_doc->setTextWidth(w);
+    return QRectF(-10, -10, w + 10, m_doc->size().height() + 10);
+}
+
+void
+ChangesetDetailItem::paint(QPainter *paint,
+			   const QStyleOptionGraphicsItem *option,
+			   QWidget *w)
+{
+    paint->save();
+    
+    ColourSet *colourSet = ColourSet::instance();
+    QColor branchColour = colourSet->getColourFor(m_changeset->branch());
+    QColor userColour = colourSet->getColourFor(m_changeset->author());
+
+    QFont f(m_font);
+
+    QTransform t = paint->worldTransform();
+    float scale = std::min(t.m11(), t.m22());
+    if (scale > 1.0) {
+	int ps = int((f.pixelSize() / scale) + 0.5);
+	if (ps < 8) ps = 8;
+	f.setPixelSize(ps);
+    }
+
+    if (scale < 0.1) {
+	paint->setPen(QPen(branchColour, 0));
+    } else {
+	paint->setPen(QPen(branchColour, 2));
+    }
+
+    paint->setFont(f);
+    QFontMetrics fm(f);
+    int fh = fm.height();
+
+    int width = 350;
+    m_doc->setTextWidth(width);
+    int height = m_doc->size().height();
+
+    QRectF r(0.5, 0.5, width - 1, height - 1);
+    paint->setBrush(Qt::white);
+    paint->drawRect(r);
+
+    if (scale < 0.1) {
+	paint->restore();
+	return;
+    }
+
+    // little triangle connecting to its "owning" changeset item
+    paint->setBrush(branchColour);
+    QVector<QPointF> pts;
+    pts.push_back(QPointF(0, height/3 - 5));
+    pts.push_back(QPointF(0, height/3 + 5));
+    pts.push_back(QPointF(-10, height/3));
+    pts.push_back(QPointF(0, height/3 - 5));
+    paint->drawPolygon(QPolygonF(pts));
+
+/*
+    paint->setBrush(branchColour);
+    QVector<QPointF> pts;
+    pts.push_back(QPointF(width/2 - 5, 0));
+    pts.push_back(QPointF(width/2 + 5, 0));
+    pts.push_back(QPointF(width/2, -10));
+    pts.push_back(QPointF(width/2 - 5, 0));
+    paint->drawPolygon(QPolygonF(pts));
+*/
+    m_doc->drawContents(paint, r);
+
+    paint->restore();
+}
+
+void
+ChangesetDetailItem::makeDocument()
+{
+    delete m_doc;
+    m_doc = new QTextDocument;
+    m_doc->setHtml(m_changeset->formatHtml());
+}
+