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Fixed many warnings in DisassemblerGraphView (#1103)

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Most of them were qreal to integer precision
loss, so I added static_cast to remove the
warnings.
This commit is contained in:
xarkes 2019-01-13 15:40:37 +01:00 committed by GitHub
parent f385cf26d5
commit b0bb1f0610
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 45 additions and 37 deletions
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74
src/widgets/DisassemblerGraphView.cpp
View File

@ -183,7 +183,7 @@ void DisassemblerGraphView::loadCurrentGraph()
if (emptyGraph) {
// If there's no function to print, just add a message
if (!emptyText) {
QVBoxLayout *layout = new QVBoxLayout(this);
auto *layout = new QVBoxLayout(this);
emptyText = new QLabel(this);
emptyText->setText(tr("No function detected. Cannot display graph."));
emptyText->setSizePolicy(QSizePolicy::Maximum, QSizePolicy::Maximum);
@ -222,7 +222,7 @@ void DisassemblerGraphView::loadCurrentGraph()
RVA entry = func["offset"].toVariant().toULongLong();
setEntry(entry);
for (const QJsonValue &value : func["blocks"].toArray()) {
for (const QJsonValueRef &value : func["blocks"].toArray()) {
QJsonObject block = value.toObject();
RVA block_entry = block["offset"].toVariant().toULongLong();
RVA block_size = block["size"].toVariant().toULongLong();
@ -309,7 +309,7 @@ void DisassemblerGraphView::loadCurrentGraph()
anal.status = "Ready.";
anal.entry = f.entry;
if (func["blocks"].toArray().size() > 0) {
if (!func["blocks"].toArray().isEmpty()) {
computeGraph(entry);
viewport()->update();
@ -343,8 +343,8 @@ void DisassemblerGraphView::prepareGraphNode(GraphBlock &block)
height += 1;
}
}
int extra = 4 * charWidth + 4;
block.width = width + extra + charWidth;
int extra = static_cast<int>(4 * charWidth + 4);
block.width = static_cast<int>(width + extra + charWidth);
block.height = (height * charHeight) + extra;
}
@ -365,10 +365,9 @@ void DisassemblerGraphView::initFont()
QFontMetricsF metrics(font());
baseline = int(metrics.ascent());
charWidth = metrics.width('X');
charHeight = metrics.height();
charHeight = static_cast<int>(metrics.height());
charOffset = 0;
if (mFontMetrics)
delete mFontMetrics;
delete mFontMetrics;
mFontMetrics = new CachedFontMetrics(this, font());
}
@ -426,7 +425,7 @@ void DisassemblerGraphView::drawBlock(QPainter &p, GraphView::GraphBlock &block)
// Draw different background for selected instruction
if (selected_instruction != RVA_INVALID) {
int y = block.y + (2 * charWidth) + (db.header_text.lines.size() * charHeight);
int y = static_cast<int>(block.y + (2 * charWidth) + (db.header_text.lines.size() * charHeight));
for (const Instr &instr : db.instrs) {
if (instr.addr > selected_instruction) {
break;
@ -435,10 +434,12 @@ void DisassemblerGraphView::drawBlock(QPainter &p, GraphView::GraphBlock &block)
//auto traceCount = dbgfunctions->GetTraceRecordHitCount(instr.addr);
auto traceCount = 0;
if (selected && traceCount) {
p.fillRect(QRect(block.x + charWidth, y, block.width - (10 + 2 * charWidth),
p.fillRect(QRect(static_cast<int>(block.x + charWidth), y,
static_cast<int>(block.width - (10 + 2 * charWidth)),
int(instr.text.lines.size()) * charHeight), disassemblyTracedSelectionColor);
} else if (selected) {
p.fillRect(QRect(block.x + charWidth, y, block.width - (10 + 2 * charWidth),
p.fillRect(QRect(static_cast<int>(block.x + charWidth), y,
static_cast<int>(block.width - (10 + 2 * charWidth)),
int(instr.text.lines.size()) * charHeight), disassemblySelectionColor);
} else if (traceCount) {
// Color depending on how often a sequence of code is executed
@ -451,7 +452,8 @@ void DisassemblerGraphView::drawBlock(QPainter &p, GraphView::GraphBlock &block)
if (disassemblyTracedColor.blue() > 160)
colorDiff *= -1;
p.fillRect(QRect(block.x + charWidth, y, block.width - (10 + 2 * charWidth),
p.fillRect(QRect(static_cast<int>(block.x + charWidth), y,
static_cast<int>(block.width - (10 + 2 * charWidth)),
int(instr.text.lines.size()) * charHeight),
QColor(disassemblyTracedColor.red(),
disassemblyTracedColor.green(),
@ -463,7 +465,7 @@ void DisassemblerGraphView::drawBlock(QPainter &p, GraphView::GraphBlock &block)
// highlight selected tokens
if (highlight_token != nullptr) {
int y = block.y + (2 * charWidth) + (db.header_text.lines.size() * charHeight);
int y = static_cast<int>(block.y + (2 * charWidth) + (db.header_text.lines.size() * charHeight));
int tokenWidth = mFontMetrics->width(highlight_token->content);
for (const Instr &instr : db.instrs) {
@ -484,12 +486,12 @@ void DisassemblerGraphView::drawBlock(QPainter &p, GraphView::GraphBlock &block)
int highlightWidth = tokenWidth;
if (charWidth * 3 + widthBefore + tokenWidth >= block.width - (10 + 2 * charWidth)) {
highlightWidth = block.width - widthBefore - (10 + 4 * charWidth);
highlightWidth = static_cast<int>(block.width - widthBefore - (10 + 4 * charWidth));
}
QColor selectionColor = ConfigColor("highlightWord");
p.fillRect(QRect(block.x + charWidth * 3 + widthBefore, y, highlightWidth,
p.fillRect(QRect(static_cast<int>(block.x + charWidth * 3 + widthBefore), y, highlightWidth,
charHeight), selectionColor);
}
@ -499,14 +501,15 @@ void DisassemblerGraphView::drawBlock(QPainter &p, GraphView::GraphBlock &block)
// highlight program counter
if (PCInBlock) {
int y = block.y + (2 * charWidth) + (db.header_text.lines.size() * charHeight);
int y = static_cast<int>(block.y + (2 * charWidth) + (db.header_text.lines.size() * charHeight));
for (const Instr &instr : db.instrs) {
if (instr.addr > PCAddr) {
break;
}
auto PC = instr.addr == PCAddr;
if (PC) {
p.fillRect(QRect(block.x + charWidth, y, block.width - (10 + 2 * charWidth),
p.fillRect(QRect(static_cast<int>(block.x + charWidth), y,
static_cast<int>(block.width - (10 + 2 * charWidth)),
int(instr.text.lines.size()) * charHeight), PCSelectionColor);
}
y += int(instr.text.lines.size()) * charHeight;
@ -515,17 +518,19 @@ void DisassemblerGraphView::drawBlock(QPainter &p, GraphView::GraphBlock &block)
// Render node text
auto x = block.x + (2 * charWidth);
int y = block.y + (2 * charWidth);
int y = static_cast<int>(block.y + (2 * charWidth));
for (auto &line : db.header_text.lines) {
RichTextPainter::paintRichText(&p, x, y, block.width, charHeight, 0, line, mFontMetrics);
RichTextPainter::paintRichText(&p, static_cast<int>(x), y, block.width, charHeight, 0, line, mFontMetrics);
y += charHeight;
}
for (const Instr &instr : db.instrs) {
if (Core()->isBreakpoint(breakpoints, instr.addr)) {
p.fillRect(QRect(block.x + charWidth, y, block.width - (10 + 2 * charWidth),
p.fillRect(QRect(static_cast<int>(block.x + charWidth), y,
static_cast<int>(block.width - (10 + 2 * charWidth)),
int(instr.text.lines.size()) * charHeight), ConfigColor("gui.breakpoint_background"));
if (instr.addr == selected_instruction) {
p.fillRect(QRect(block.x + charWidth, y, block.width - (10 + 2 * charWidth),
p.fillRect(QRect(static_cast<int>(block.x + charWidth), y,
static_cast<int>(block.width - (10 + 2 * charWidth)),
int(instr.text.lines.size()) * charHeight), disassemblySelectionColor);
}
}
@ -535,11 +540,12 @@ void DisassemblerGraphView::drawBlock(QPainter &p, GraphView::GraphBlock &block)
rectSize++;
}
// Assume charWidth <= charHeight
QRectF bpRect(x - rectSize / 3.0, y + (charHeight - rectSize) / 2.0, rectSize, rectSize);
// TODO: Breakpoint/Cip stuff
QRectF bpRect(x - rectSize / 3.0, y + (charHeight - rectSize) / 2.0, rectSize, rectSize);
Q_UNUSED(bpRect);
RichTextPainter::paintRichText(&p, x + charWidth, y, block.width - charWidth, charHeight, 0, line,
RichTextPainter::paintRichText(&p, static_cast<int>(x + charWidth), y,
static_cast<int>(block.width - charWidth), charHeight, 0, line,
mFontMetrics);
y += charHeight;
@ -570,12 +576,13 @@ RVA DisassemblerGraphView::getAddrForMouseEvent(GraphBlock &block, QPoint *point
DisassemblyBlock &db = disassembly_blocks[block.entry];
// Remove header and margin
int off_y = (2 * charWidth) + (db.header_text.lines.size() * charHeight);
int off_y = static_cast<int>((2 * charWidth) + (db.header_text.lines.size() * charHeight));
// Get mouse coordinate over the actual text
int text_point_y = point->y() - off_y;
int mouse_row = text_point_y / charHeight;
int cur_row = db.header_text.lines.size();
int cur_row = static_cast<int>(db.header_text.lines.size());
if (mouse_row < cur_row) {
return db.entry;
}
@ -594,12 +601,13 @@ DisassemblerGraphView::Instr *DisassemblerGraphView::getInstrForMouseEvent(
DisassemblyBlock &db = disassembly_blocks[block.entry];
// Remove header and margin
int off_y = (2 * charWidth) + (db.header_text.lines.size() * charHeight);
int off_y = static_cast<int>((2 * charWidth) + (db.header_text.lines.size() * charHeight));
// Get mouse coordinate over the actual text
int text_point_y = point->y() - off_y;
int mouse_row = text_point_y / charHeight;
int cur_row = db.header_text.lines.size();
int cur_row = static_cast<int>(db.header_text.lines.size());
for (Instr &instr : db.instrs) {
if (mouse_row < cur_row + (int)instr.text.lines.size()) {
@ -712,7 +720,7 @@ void DisassemblerGraphView::takeTrue()
if (db->true_path != RVA_INVALID) {
seekable->seek(db->true_path);
} else if (blocks[db->entry].exits.size()) {
} else if (!blocks[db->entry].exits.empty()) {
seekable->seek(blocks[db->entry].exits[0]);
}
}
@ -726,7 +734,7 @@ void DisassemblerGraphView::takeFalse()
if (db->false_path != RVA_INVALID) {
seekable->seek(db->false_path);
} else if (blocks[db->entry].exits.size()) {
} else if (!blocks[db->entry].exits.empty()) {
seekable->seek(blocks[db->entry].exits[0]);
}
}
@ -776,7 +784,7 @@ void DisassemblerGraphView::seekLocal(RVA addr, bool update_viewport)
DisassemblerGraphView::Token *DisassemblerGraphView::getToken(Instr *instr, int x)
{
x -= (3 * charWidth); // Ignore left margin
x -= (int) (3 * charWidth); // Ignore left margin
if (x < 0) {
return nullptr;
}
@ -786,14 +794,14 @@ DisassemblerGraphView::Token *DisassemblerGraphView::getToken(Instr *instr, int
return nullptr;
}
static const QRegularExpression tokenRegExp("\\b(?<!\\.)([^\\s]+)\\b(?!\\.)");
static const QRegularExpression tokenRegExp(R"(\b(?<!\.)([^\s]+)\b(?!\.))");
QRegularExpressionMatchIterator i = tokenRegExp.globalMatch(instr->plainText);
while (i.hasNext()) {
QRegularExpressionMatch match = i.next();
if (match.capturedStart() <= clickedCharPos && match.capturedEnd() > clickedCharPos) {
Token *t = new Token;
auto t = new Token;
t->start = match.capturedStart();
t->length = match.capturedLength();
t->content = match.captured();

8
src/widgets/GraphView.h
View File

@ -53,8 +53,8 @@ public:
};
struct GraphBlock {
qreal x = 0.0;
qreal y = 0.0;
int x = 0;
int y = 0;
int width = 0;
int height = 0;
// This is a unique identifier, e.g. offset in the case of r2 blocks
@ -86,8 +86,8 @@ public:
bool end_arrow = true;
};
GraphView(QWidget *parent);
~GraphView();
explicit GraphView(QWidget *parent);
~GraphView() override;
void paintEvent(QPaintEvent *event) override;
// Show a block centered. Animates to it if animated=true