cutter/src/widgets/OverviewView.cpp

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3.7 KiB
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#include "OverviewView.h"
#include <QPainter>
#include <QMouseEvent>
#include "core/Cutter.h"
#include "common/Colors.h"
#include "common/Configuration.h"
#include "common/TempConfig.h"
OverviewView::OverviewView(QWidget *parent)
: GraphView(parent)
{
connect(Config(), SIGNAL(colorsUpdated()), this, SLOT(colorsUpdatedSlot()));
colorsUpdatedSlot();
}
void OverviewView::setData(int baseWidth, int baseHeight, std::unordered_map<ut64, GraphBlock> baseBlocks)
{
width = baseWidth;
height = baseHeight;
blocks = baseBlocks;
scaleAndCenter();
}
OverviewView::~OverviewView()
{
}
void OverviewView::scaleAndCenter()
{
current_scale = (qreal)viewport()->width() / width;
qreal h_scale = (qreal)viewport()->height() / height;
if (current_scale > h_scale) {
current_scale = h_scale;
}
center();
}
void OverviewView::refreshView()
{
scaleAndCenter();
viewport()->update();
}
void OverviewView::drawBlock(QPainter &p, GraphView::GraphBlock &block)
{
int blockX = block.x - offset_x;
int blockY = block.y - offset_y;
p.setPen(Qt::black);
p.setBrush(Qt::gray);
p.drawRect(blockX, blockY, block.width, block.height);
p.setBrush(QColor(0, 0, 0, 100));
p.drawRect(blockX + 2, blockY + 2,
block.width, block.height);
p.setPen(QPen(graphNodeColor, 1));
p.setBrush(disassemblyBackgroundColor);
p.drawRect(blockX, blockY,
block.width, block.height);
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// Draw basic block highlighting/tracing
auto bb = Core()->getBBHighlighter()->getBasicBlock(block.entry);
if (bb) {
QColor color(bb->color);
color.setAlphaF(0.5);
p.setBrush(color);
p.drawRect(block.x, block.y,
block.width, block.height);
}
}
void OverviewView::paintEvent(QPaintEvent *event)
{
GraphView::paintEvent(event);
if (rangeRect.width() == 0 && rangeRect.height() == 0) {
return;
}
QPainter p(viewport());
p.setPen(Qt::red);
p.drawRect(rangeRect);
}
bool OverviewView::mouseContainsRect(QMouseEvent *event)
{
if (rangeRect.contains(event->pos())) {
mouseActive = true;
initialDiff = QPointF(event->localPos().x() - rangeRect.x(), event->localPos().y() - rangeRect.y());
return true;
}
return false;
}
void OverviewView::mousePressEvent(QMouseEvent *event)
{
if (mouseContainsRect(event)) {
return;
}
qreal w = rangeRect.width();
qreal h = rangeRect.height();
qreal x = event->localPos().x() - w / 2;
qreal y = event->localPos().y() - h / 2;
rangeRect = QRectF(x, y, w, h);
useCache = true;
viewport()->update();
emit mouseMoved();
mouseContainsRect(event);
}
void OverviewView::mouseReleaseEvent(QMouseEvent *event)
{
mouseActive = false;
GraphView::mouseReleaseEvent(event);
}
void OverviewView::mouseMoveEvent(QMouseEvent *event)
{
if (!mouseActive) {
return;
}
qreal x = event->localPos().x() - initialDiff.x();
qreal y = event->localPos().y() - initialDiff.y();
rangeRect = QRectF(x, y, rangeRect.width(), rangeRect.height());
useCache = true;
viewport()->update();
emit mouseMoved();
}
void OverviewView::wheelEvent(QWheelEvent *event)
{
event->ignore();
}
GraphView::EdgeConfiguration OverviewView::edgeConfiguration(GraphView::GraphBlock &from,
GraphView::GraphBlock *to)
{
Q_UNUSED(from);
Q_UNUSED(to);
EdgeConfiguration ec;
ec.width_scale = current_scale;
return ec;
}
void OverviewView::colorsUpdatedSlot()
{
disassemblyBackgroundColor = ConfigColor("gui.overview.node");
graphNodeColor = ConfigColor("gui.border");
backgroundColor = ConfigColor("gui.background");
refreshView();
}