55 lines
1.2 KiB
C++
55 lines
1.2 KiB
C++
#include "Gui/Network/NetworkGraphicsScene.h"
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#include <QGraphicsScene>
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#include <QGraphicsSceneWheelEvent>
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#include <iostream>
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#include <qgraphicsview.h>
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#include <QPainterPath>
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NetworkGraphicsScene::NetworkGraphicsScene()
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: QGraphicsScene()
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{
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sceneWidth_ = 64000;
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sceneHeight_ = 64000;
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gridSize_ = 40;
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setSceneRect(sceneWidth_/-2.0f, sceneHeight_/-2.0f, sceneWidth_, sceneHeight_);
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setBackgroundBrush(QColor("#282828"));
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}
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void NetworkGraphicsScene::drawBackground(QPainter *painter, const QRectF &rect)
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{
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// QPainterPath path;
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// path.addRoundedRect(rect, 15, 15);
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// painter->setClipPath(path);
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QGraphicsScene::drawBackground(painter, rect);
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int top = ceil(rect.top());
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int bottom = floor(rect.bottom());
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int left = floor(rect.left());
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int right = ceil(rect.right());
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QPen gridPen(QColor("#323232"));
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painter->setPen(gridPen);
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QList<QLine> lines;
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for (int y = top - (top % gridSize_); y <= bottom; y += gridSize_) {
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lines.append(QLine(left, y, right, y));
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}
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for (int x = left - (left % gridSize_); x <= right; x += gridSize_) {
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lines.append(QLine(x, bottom, x, top));
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}
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painter->drawLines(lines);
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}
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