142 lines
4.1 KiB
C++
142 lines
4.1 KiB
C++
#include "rulepreview.h"
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#include "ui_rulepreview.h"
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RulePreview::RulePreview(QWidget *parent) :
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QWidget(parent),
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ui(new Ui::RulePreview)
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{
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ui->setupUi(this);
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pRules = QQueue<Rule>();
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pScrollValue = 0;
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pScrollMax = 0;
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}
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RulePreview::~RulePreview() {
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delete ui;
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}
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void RulePreview::AddRule(const Rule rule) {
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pRules.enqueue(rule);
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update();
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}
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void RulePreview::AddRules(const QVector<Rule> rules) {
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for (int i = 0; i < rules.size(); i++) {
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pRules.enqueue(rules[i]);
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}
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update();
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}
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void RulePreview::DeleteRule(const Rule rule) {
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if (!pRules.contains(rule)) { return; }
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if (pRules.size() == 0) { return; }
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for (int i = 0; i < pRules.size(); i++) {
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Rule currentRule = pRules.dequeue();
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if (currentRule != rule) {
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pRules.enqueue(currentRule);
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}
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}
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update();
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}
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void RulePreview::DeleteRuleByName(const QString ruleName) {
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if (pRules.size() == 0) { return; }
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for (int i = 0; i < pRules.size(); i++) {
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Rule currentRule = pRules.dequeue();
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if (currentRule.Name() != ruleName) {
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pRules.enqueue(currentRule);
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}
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}
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update();
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}
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void RulePreview::SetRules(const QVector<Rule> rules) {
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pRules.clear();
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AddRules(rules);
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}
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void RulePreview::SetScrollValue(int scrollValue) {
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pScrollValue = scrollValue;
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update();
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}
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void RulePreview::paintEvent(QPaintEvent *event) {
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Q_UNUSED(event);
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QPainter painter(this);
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int ruleIndex = 1;
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QRectF rulesRect = event->rect();
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painter.setBrush(QColor(45, 45, 45));
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painter.setPen(QPen(QColor(60, 60, 60), 2));
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painter.drawRoundedRect(rulesRect, 8, 8);
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painter.setFont(QFont("CommitMono", 7));
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QRectF clipRect(0, rulesRect.top(), width(), rulesRect.height());
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painter.setClipRect(clipRect);
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foreach (Rule rule, pRules) {
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painter.setPen(QPen(rule.Color(), 1));
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QString typeText = "";
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QColor ruleBackground(rule.Color());
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ruleBackground.setAlpha(75);
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painter.setBrush(ruleBackground);
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int offset = ruleIndex * 5;
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// Draw the rule information in the rule stack on the right side
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QRectF ruleBackgroundRect(rulesRect.left() + 10, offset - pScrollValue + rulesRect.top() + 11 + (QFontMetrics(painter.font()).height() * 3) * (ruleIndex - 1),
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rulesRect.width() - 20, QFontMetrics(painter.font()).height() * 3);
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QRectF ruleRect(rulesRect.left() + 11, offset - pScrollValue + rulesRect.top() + 12 + (QFontMetrics(painter.font()).height() * 3) * (ruleIndex - 1),
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rulesRect.width() - 22, QFontMetrics(painter.font()).height() * 3);
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painter.drawRect(ruleBackgroundRect);
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pScrollMax = qMax(pScrollMax, (int)ruleRect.bottom());
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bool isSkip = false;
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switch ((int)rule.Type()) {
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case 1: // TYPE_SKIP
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typeText = QString("Skip %1 byte(s)").arg(rule.Length());
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isSkip = true;
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break;
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case 2: // TYPE_INT_8
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case 3: // TYPE_UINT_8
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case 4: // TYPE_INT_16
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case 5: // TYPE_UINT_16
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case 6: // TYPE_INT_32
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case 7: // TYPE_UINT_32
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case 8: // TYPE_INT_64
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case 9: // TYPE_UINT_64
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typeText = QString("%1-BIT %2 INTEGER").arg(rule.Length() * 8).arg(rule.Type() % 2 == 0 ? "" : "US");
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break;
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default:
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typeText = "UH-OH";
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break;
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}
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painter.setPen(Qt::white);
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QString paddedIndex = QString::number(ruleIndex).rightJustified(2, '0');
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QString ruleName = rule.Name().toUpper();
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QString ruleText = QString("%1. %2\n%3\nN/A\n").arg(paddedIndex, ruleName, typeText);
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painter.drawText(ruleRect, Qt::TextWrapAnywhere, ruleText);
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QString ruleByteOrder = QString(rule.ByteOrder() == BYTE_ORDER_BE ? "BE" : "LE") + "\n\n";
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if (!isSkip) {
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painter.drawText(ruleRect, Qt::AlignRight, ruleByteOrder);
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}
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ruleIndex++;
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}
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emit ScrollMaxChanged(qMax(0, static_cast<int>(pScrollMax - rulesRect.height())));
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}
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QSize RulePreview::sizeHint() const {
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return parentWidget()->size();
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}
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