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skia2/debugger/QT/SkDebuggerGUI.cpp
bungeman@google.com e8cc6e8071 Make navigating the picture view in debugger more functional. 
https://codereview.appspot.com/7134049/


git-svn-id: http://skia.googlecode.com/svn/trunk@7253 2bbb7eff-a529-9590-31e7-b0007b416f81
2013-01-17 16:30:56 +00:00

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/*
* Copyright 2012 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "SkDebuggerGUI.h"
#include "SkGraphics.h"
#include "SkImageDecoder.h"
#include <QListWidgetItem>
#include "PictureRenderer.h"
#include "SkPictureRecord.h"
#include "SkPicturePlayback.h"
#if defined(SK_BUILD_FOR_WIN32)
#include "BenchSysTimer_windows.h"
#elif defined(SK_BUILD_FOR_MAC)
#include "BenchSysTimer_mach.h"
#elif defined(SK_BUILD_FOR_UNIX) || defined(SK_BUILD_FOR_ANDROID)
#include "BenchSysTimer_posix.h"
#else
#include "BenchSysTimer_c.h"
#endif
SkDebuggerGUI::SkDebuggerGUI(QWidget *parent) :
QMainWindow(parent)
, fCentralWidget(this)
, fStatusBar(this)
, fToolBar(this)
, fActionOpen(this)
, fActionBreakpoint(this)
, fActionProfile(this)
, fActionCancel(this)
, fActionClearBreakpoints(this)
, fActionClearDeletes(this)
, fActionClose(this)
, fActionCreateBreakpoint(this)
, fActionDelete(this)
, fActionDirectory(this)
, fActionGoToLine(this)
, fActionInspector(this)
, fActionPlay(this)
, fActionPause(this)
, fActionRewind(this)
, fActionSave(this)
, fActionSaveAs(this)
, fActionShowDeletes(this)
, fActionStepBack(this)
, fActionStepForward(this)
, fActionZoomIn(this)
, fActionZoomOut(this)
, fMapper(this)
, fListWidget(&fCentralWidget)
, fDirectoryWidget(&fCentralWidget)
, fCanvasWidget(this, &fDebugger)
, fImageWidget(&fDebugger)
, fMenuBar(this)
, fMenuFile(this)
, fMenuNavigate(this)
, fMenuView(this)
, fBreakpointsActivated(false)
, fDeletesActivated(false)
, fPause(false)
, fLoading(false)
{
setupUi(this);
connect(&fListWidget, SIGNAL(currentItemChanged(QListWidgetItem*, QListWidgetItem*)), this, SLOT(registerListClick(QListWidgetItem *)));
connect(&fActionOpen, SIGNAL(triggered()), this, SLOT(openFile()));
connect(&fActionDirectory, SIGNAL(triggered()), this, SLOT(toggleDirectory()));
connect(&fDirectoryWidget, SIGNAL(currentItemChanged(QListWidgetItem*, QListWidgetItem*)), this, SLOT(loadFile(QListWidgetItem *)));
connect(&fActionDelete, SIGNAL(triggered()), this, SLOT(actionDelete()));
connect(&fListWidget, SIGNAL(itemDoubleClicked(QListWidgetItem*)), this, SLOT(toggleBreakpoint()));
connect(&fActionRewind, SIGNAL(triggered()), this, SLOT(actionRewind()));
connect(&fActionPlay, SIGNAL(triggered()), this, SLOT(actionPlay()));
connect(&fActionStepBack, SIGNAL(triggered()), this, SLOT(actionStepBack()));
connect(&fActionStepForward, SIGNAL(triggered()), this, SLOT(actionStepForward()));
connect(&fActionBreakpoint, SIGNAL(triggered()), this, SLOT(actionBreakpoints()));
connect(&fActionInspector, SIGNAL(triggered()), this, SLOT(actionInspector()));
connect(&fActionInspector, SIGNAL(triggered()), this, SLOT(actionSettings()));
connect(&fFilter, SIGNAL(activated(QString)), this, SLOT(toggleFilter(QString)));
connect(&fActionProfile, SIGNAL(triggered()), this, SLOT(actionProfile()));
connect(&fActionCancel, SIGNAL(triggered()), this, SLOT(actionCancel()));
connect(&fActionClearBreakpoints, SIGNAL(triggered()), this, SLOT(actionClearBreakpoints()));
connect(&fActionClearDeletes, SIGNAL(triggered()), this, SLOT(actionClearDeletes()));
connect(&fActionClose, SIGNAL(triggered()), this, SLOT(actionClose()));
connect(fSettingsWidget.getVisibilityButton(), SIGNAL(toggled(bool)), this, SLOT(actionCommandFilter()));
connect(fSettingsWidget.getGLCheckBox(), SIGNAL(toggled(bool)), this, SLOT(actionGLWidget(bool)));
connect(fSettingsWidget.getRasterCheckBox(), SIGNAL(toggled(bool)), this, SLOT(actionRasterWidget(bool)));
connect(&fActionPause, SIGNAL(toggled(bool)), this, SLOT(pauseDrawing(bool)));
connect(&fActionCreateBreakpoint, SIGNAL(activated()), this, SLOT(toggleBreakpoint()));
connect(&fActionShowDeletes, SIGNAL(triggered()), this, SLOT(showDeletes()));
connect(&fCanvasWidget, SIGNAL(hitChanged(int)), this, SLOT(selectCommand(int)));
connect(&fCanvasWidget, SIGNAL(hitChanged(int)), &fSettingsWidget, SLOT(updateHit(int)));
connect(&fCanvasWidget, SIGNAL(scaleFactorChanged(float)), this, SLOT(actionScale(float)));
connect(&fCanvasWidget, SIGNAL(commandChanged(int)), &fSettingsWidget, SLOT(updateCommand(int)));
connect(&fActionSaveAs, SIGNAL(triggered()), this, SLOT(actionSaveAs()));
connect(&fActionSave, SIGNAL(triggered()), this, SLOT(actionSave()));
fMapper.setMapping(&fActionZoomIn, SkCanvasWidget::kIn_ZoomCommand);
fMapper.setMapping(&fActionZoomOut, SkCanvasWidget::kOut_ZoomCommand);
connect(&fActionZoomIn, SIGNAL(triggered()), &fMapper, SLOT(map()));
connect(&fActionZoomOut, SIGNAL(triggered()), &fMapper, SLOT(map()));
connect(&fMapper, SIGNAL(mapped(int)), &fCanvasWidget, SLOT(zoom(int)));
fInspectorWidget.setDisabled(true);
fMenuEdit.setDisabled(true);
fMenuNavigate.setDisabled(true);
fMenuView.setDisabled(true);
SkGraphics::Init();
}
SkDebuggerGUI::~SkDebuggerGUI() {
SkGraphics::Term();
}
void SkDebuggerGUI::actionBreakpoints() {
fBreakpointsActivated = !fBreakpointsActivated;
for (int row = 0; row < fListWidget.count(); row++) {
QListWidgetItem *item = fListWidget.item(row);
item->setHidden(item->checkState() == Qt::Unchecked && fBreakpointsActivated);
}
}
void SkDebuggerGUI::showDeletes() {
fDeletesActivated = !fDeletesActivated;
for (int row = 0; row < fListWidget.count(); row++) {
QListWidgetItem *item = fListWidget.item(row);
item->setHidden(fDebugger.isCommandVisible(row)
&& fDeletesActivated);
}
}
// The timed picture playback uses the SkPicturePlayback's profiling stubs
// to time individual commands. The offsets are needed to map SkPicture
// offsets to individual commands.
class SkTimedPicturePlayback : public SkPicturePlayback {
public:
SkTimedPicturePlayback(SkStream* stream, const SkPictInfo& info, bool* isValid,
SkSerializationHelpers::DecodeBitmap decoder,
const SkTDArray<size_t>& offsets,
const SkTDArray<bool>& deletedCommands)
: INHERITED(stream, info, isValid, decoder)
, fOffsets(offsets)
, fSkipCommands(deletedCommands)
, fTot(0.0)
, fCurCommand(0) {
fTimes.setCount(fOffsets.count());
fTypeTimes.setCount(LAST_DRAWTYPE_ENUM+1);
this->resetTimes();
}
void resetTimes() {
for (int i = 0; i < fOffsets.count(); ++i) {
fTimes[i] = 0.0;
}
for (int i = 0; i < fTypeTimes.count(); ++i) {
fTypeTimes[i] = 0.0f;
}
fTot = 0.0;
}
int count() const { return fTimes.count(); }
double time(int index) const { return fTimes[index] / fTot; }
const SkTDArray<double>* typeTimes() const { return &fTypeTimes; }
double totTime() const { return fTot; }
protected:
BenchSysTimer fTimer;
SkTDArray<size_t> fOffsets; // offset in the SkPicture for each command
SkTDArray<bool> fSkipCommands; // has the command been deleted in the GUI?
SkTDArray<double> fTimes; // sum of time consumed for each command
SkTDArray<double> fTypeTimes; // sum of time consumed for each type of command (e.g., drawPath)
double fTot; // total of all times in 'fTimes'
size_t fCurOffset;
int fCurType;
int fCurCommand; // the current command being executed/timed
virtual size_t preDraw(size_t offset, int type) {
// This search isn't as bad as it seems. In normal playback mode, the
// base class steps through the commands in order and can only skip ahead
// a bit on a clip. This class is only used during profiling so we
// don't have to worry about forward/backward scrubbing through commands.
for (int i = 0; offset != fOffsets[fCurCommand]; ++i) {
fCurCommand = (fCurCommand+1) % fOffsets.count();
SkASSERT(i <= fOffsets.count()); // should always find the offset in the list
}
if (fSkipCommands[fCurCommand]) {
while (fCurCommand < fSkipCommands.count() && fSkipCommands[fCurCommand]) {
++fCurCommand;
}
if (fCurCommand == fSkipCommands.count()) {
// Signal SkPicturePlayback to stop playing back
return SK_MaxU32;
}
return fOffsets[fCurCommand];
}
fCurOffset = offset;
fCurType = type;
// The SkDebugCanvas doesn't recognize these types. This class needs to
// convert or else we'll wind up with a mismatch between the type counts
// the debugger displays and the profile times.
if (DRAW_POS_TEXT_TOP_BOTTOM == type) {
fCurType = DRAW_POS_TEXT;
} else if (DRAW_POS_TEXT_H_TOP_BOTTOM == type) {
fCurType = DRAW_POS_TEXT_H;
}
#if defined(SK_BUILD_FOR_WIN32)
// CPU timer doesn't work well on Windows
fTimer.startWall();
#else
fTimer.startCpu();
#endif
return 0;
}
virtual void postDraw(size_t offset) {
#if defined(SK_BUILD_FOR_WIN32)
// CPU timer doesn't work well on Windows
double time = fTimer.endWall();
#else
double time = fTimer.endCpu();
#endif
SkASSERT(offset == fCurOffset);
SkASSERT(fCurType <= LAST_DRAWTYPE_ENUM);
fTimes[fCurCommand] += time;
fTypeTimes[fCurType] += time;
fTot += time;
}
private:
typedef SkPicturePlayback INHERITED;
};
// Wrap SkPicture to allow installation of an SkTimedPicturePlayback object
class SkTimedPicture : public SkPicture {
public:
explicit SkTimedPicture(SkStream* stream,
bool* success,
SkSerializationHelpers::DecodeBitmap decoder,
const SkTDArray<size_t>& offsets,
const SkTDArray<bool>& deletedCommands) {
if (success) {
*success = false;
}
fRecord = NULL;
fPlayback = NULL;
fWidth = fHeight = 0;
SkPictInfo info;
if (!stream->read(&info, sizeof(info))) {
return;
}
if (SkPicture::PICTURE_VERSION != info.fVersion) {
return;
}
if (stream->readBool()) {
bool isValid = false;
fPlayback = SkNEW_ARGS(SkTimedPicturePlayback,
(stream, info, &isValid, decoder, offsets, deletedCommands));
if (!isValid) {
SkDELETE(fPlayback);
fPlayback = NULL;
return;
}
}
// do this at the end, so that they will be zero if we hit an error.
fWidth = info.fWidth;
fHeight = info.fHeight;
if (success) {
*success = true;
}
}
void resetTimes() { ((SkTimedPicturePlayback*) fPlayback)->resetTimes(); }
int count() const { return ((SkTimedPicturePlayback*) fPlayback)->count(); }
// return the fraction of the total time this command consumed
double time(int index) const { return ((SkTimedPicturePlayback*) fPlayback)->time(index); }
const SkTDArray<double>* typeTimes() const { return ((SkTimedPicturePlayback*) fPlayback)->typeTimes(); }
double totTime() const { return ((SkTimedPicturePlayback*) fPlayback)->totTime(); }
private:
// disallow default ctor b.c. we don't have a good way to setup the fPlayback ptr
SkTimedPicture();
// disallow the copy ctor - enabling would require copying code from SkPicture
SkTimedPicture(const SkTimedPicture& src);
typedef SkPicture INHERITED;
};
// This is a simplification of PictureBenchmark's run with the addition of
// clearing of the times after the first pass (in resetTimes)
void SkDebuggerGUI::run(SkTimedPicture* pict,
sk_tools::PictureRenderer* renderer,
int repeats) {
SkASSERT(pict);
if (NULL == pict) {
return;
}
SkASSERT(renderer != NULL);
if (NULL == renderer) {
return;
}
renderer->init(pict);
renderer->setup();
renderer->render(NULL);
renderer->resetState();
// We throw this away the first batch of times to remove first time effects (such as paging in this program)
pict->resetTimes();
for (int i = 0; i < repeats; ++i) {
renderer->setup();
renderer->render(NULL);
renderer->resetState();
}
renderer->end();
}
void SkDebuggerGUI::actionProfile() {
// In order to profile we pass the command offsets (that were read-in
// in loadPicture by the SkOffsetPicture) to an SkTimedPlaybackPicture.
// The SkTimedPlaybackPicture in turn passes the offsets to an
// SkTimedPicturePlayback object which uses them to track the performance
// of individual commands.
if (fFileName.isEmpty()) {
return;
}
SkFILEStream inputStream;
inputStream.setPath(fFileName.c_str());
if (!inputStream.isValid()) {
return;
}
bool success = false;
SkTimedPicture picture(&inputStream, &success, &SkImageDecoder::DecodeStream,
fOffsets, fSkipCommands);
if (!success) {
return;
}
// For now this #if allows switching between tiled and simple rendering
// modes. Eventually this will be accomplished via the GUI
#if 0
// With the current batch of SysTimers, profiling in tiled mode
// gets swamped by the timing overhead:
//
// tile mode simple mode
// debugger 64.2ms 12.8ms
// bench_pictures 16.9ms 12.4ms
//
// This is b.c. in tiled mode each command is called many more times
// but typically does less work on each invocation (due to clipping)
sk_tools::TiledPictureRenderer* renderer = NULL;
renderer = SkNEW(sk_tools::TiledPictureRenderer);
renderer->setTileWidth(256);
renderer->setTileHeight(256);
#else
sk_tools::SimplePictureRenderer* renderer = NULL;
renderer = SkNEW(sk_tools::SimplePictureRenderer);
#endif
static const int kNumRepeats = 10;
run(&picture, renderer, kNumRepeats);
SkASSERT(picture.count() == fListWidget.count());
// extract the individual command times from the SkTimedPlaybackPicture
for (int i = 0; i < picture.count(); ++i) {
double temp = picture.time(i);
QListWidgetItem* item = fListWidget.item(i);
item->setData(Qt::UserRole + 4, 100.0*temp);
}
setupOverviewText(picture.typeTimes(), picture.totTime());
}
void SkDebuggerGUI::actionCancel() {
for (int row = 0; row < fListWidget.count(); row++) {
fListWidget.item(row)->setHidden(false);
}
}
void SkDebuggerGUI::actionClearBreakpoints() {
for (int row = 0; row < fListWidget.count(); row++) {
QListWidgetItem* item = fListWidget.item(row);
item->setCheckState(Qt::Unchecked);
item->setData(Qt::DecorationRole,
QPixmap(":/blank.png"));
}
}
void SkDebuggerGUI::actionClearDeletes() {
for (int row = 0; row < fListWidget.count(); row++) {
QListWidgetItem* item = fListWidget.item(row);
item->setData(Qt::UserRole + 2, QPixmap(":/blank.png"));
fDebugger.setCommandVisible(row, true);
fSkipCommands[row] = false;
}
if (fPause) {
fCanvasWidget.drawTo(fPausedRow);
fImageWidget.draw();
} else {
fCanvasWidget.drawTo(fListWidget.currentRow());
fImageWidget.draw();
}
}
void SkDebuggerGUI::actionCommandFilter() {
fDebugger.highlightCurrentCommand(
fSettingsWidget.getVisibilityButton()->isChecked());
fCanvasWidget.drawTo(fListWidget.currentRow());
fImageWidget.draw();
}
void SkDebuggerGUI::actionClose() {
this->close();
}
void SkDebuggerGUI::actionDelete() {
int currentRow = fListWidget.currentRow();
QListWidgetItem* item = fListWidget.currentItem();
if (fDebugger.isCommandVisible(currentRow)) {
item->setData(Qt::UserRole + 2, QPixmap(":/delete.png"));
fDebugger.setCommandVisible(currentRow, false);
fSkipCommands[currentRow] = true;
} else {
item->setData(Qt::UserRole + 2, QPixmap(":/blank.png"));
fDebugger.setCommandVisible(currentRow, true);
fSkipCommands[currentRow] = false;
}
if (fPause) {
fCanvasWidget.drawTo(fPausedRow);
fImageWidget.draw();
} else {
fCanvasWidget.drawTo(currentRow);
fImageWidget.draw();
}
}
void SkDebuggerGUI::actionGLWidget(bool isToggled) {
fCanvasWidget.setWidgetVisibility(SkCanvasWidget::kGPU_WidgetType, !isToggled);
}
void SkDebuggerGUI::actionInspector() {
if (fInspectorWidget.isHidden()) {
fInspectorWidget.setHidden(false);
fImageWidget.setHidden(false);
} else {
fInspectorWidget.setHidden(true);
fImageWidget.setHidden(true);
}
}
void SkDebuggerGUI::actionPlay() {
for (int row = fListWidget.currentRow() + 1; row < fListWidget.count();
row++) {
QListWidgetItem *item = fListWidget.item(row);
if (item->checkState() == Qt::Checked) {
fListWidget.setCurrentItem(item);
return;
}
}
fListWidget.setCurrentRow(fListWidget.count() - 1);
}
void SkDebuggerGUI::actionRasterWidget(bool isToggled) {
fCanvasWidget.setWidgetVisibility(SkCanvasWidget::kRaster_8888_WidgetType, !isToggled);
}
void SkDebuggerGUI::actionRewind() {
fListWidget.setCurrentRow(0);
}
void SkDebuggerGUI::actionSave() {
fFileName = fPath.toAscii();
fFileName.append("/");
fFileName.append(fDirectoryWidget.currentItem()->text().toAscii());
saveToFile(fFileName);
}
void SkDebuggerGUI::actionSaveAs() {
QString filename = QFileDialog::getSaveFileName(this, "Save File", "",
"Skia Picture (*skp)");
if (!filename.endsWith(".skp", Qt::CaseInsensitive)) {
filename.append(".skp");
}
saveToFile(SkString(filename.toAscii().data()));
}
void SkDebuggerGUI::actionScale(float scaleFactor) {
fSettingsWidget.setZoomText(scaleFactor);
}
void SkDebuggerGUI::actionSettings() {
if (fSettingsWidget.isHidden()) {
fSettingsWidget.setHidden(false);
} else {
fSettingsWidget.setHidden(true);
}
}
void SkDebuggerGUI::actionStepBack() {
int currentRow = fListWidget.currentRow();
if (currentRow != 0) {
fListWidget.setCurrentRow(currentRow - 1);
}
}
void SkDebuggerGUI::actionStepForward() {
int currentRow = fListWidget.currentRow();
QString curRow = QString::number(currentRow);
QString curCount = QString::number(fListWidget.count());
if (currentRow < fListWidget.count() - 1) {
fListWidget.setCurrentRow(currentRow + 1);
}
}
void SkDebuggerGUI::drawComplete() {
fInspectorWidget.setMatrix(fDebugger.getCurrentMatrix());
fInspectorWidget.setClip(fDebugger.getCurrentClip());
}
void SkDebuggerGUI::saveToFile(const SkString& filename) {
SkFILEWStream file(filename.c_str());
fDebugger.makePicture()->serialize(&file);
}
void SkDebuggerGUI::loadFile(QListWidgetItem *item) {
if (fDirectoryWidgetActive) {
fFileName = fPath.toAscii();
fFileName.append("/");
fFileName.append(item->text().toAscii());
loadPicture(fFileName);
}
}
void SkDebuggerGUI::openFile() {
QString temp = QFileDialog::getOpenFileName(this, tr("Open File"), "",
tr("Files (*.*)"));
fDirectoryWidgetActive = false;
if (!temp.isEmpty()) {
QFileInfo pathInfo(temp);
fPath = pathInfo.path();
loadPicture(SkString(temp.toAscii().data()));
setupDirectoryWidget();
}
fDirectoryWidgetActive = true;
}
void SkDebuggerGUI::pauseDrawing(bool isPaused) {
fPause = isPaused;
fPausedRow = fListWidget.currentRow();
fCanvasWidget.drawTo(fPausedRow);
fImageWidget.draw();
}
void SkDebuggerGUI::registerListClick(QListWidgetItem *item) {
if(!fLoading) {
int currentRow = fListWidget.currentRow();
if (currentRow != -1) {
if (!fPause) {
fCanvasWidget.drawTo(currentRow);
fImageWidget.draw();
}
SkTDArray<SkString*> *currInfo = fDebugger.getCommandInfo(
currentRow);
/* TODO(chudy): Add command type before parameters. Rename v
* to something more informative. */
if (currInfo) {
QString info;
info.append("<b>Parameters: </b><br/>");
for (int i = 0; i < currInfo->count(); i++) {
info.append(QString((*currInfo)[i]->c_str()));
info.append("<br/>");
}
fInspectorWidget.setText(info, SkInspectorWidget::kDetail_TabType);
fInspectorWidget.setDisabled(false);
}
}
}
}
void SkDebuggerGUI::selectCommand(int command) {
if (fPause) {
fListWidget.setCurrentRow(command);
}
}
void SkDebuggerGUI::toggleBreakpoint() {
QListWidgetItem* item = fListWidget.currentItem();
if (item->checkState() == Qt::Unchecked) {
item->setCheckState(Qt::Checked);
item->setData(Qt::DecorationRole,
QPixmap(":/breakpoint_16x16.png"));
} else {
item->setCheckState(Qt::Unchecked);
item->setData(Qt::DecorationRole,
QPixmap(":/blank.png"));
}
}
void SkDebuggerGUI::toggleDirectory() {
fDirectoryWidget.setHidden(!fDirectoryWidget.isHidden());
}
void SkDebuggerGUI::toggleFilter(QString string) {
for (int row = 0; row < fListWidget.count(); row++) {
QListWidgetItem *item = fListWidget.item(row);
item->setHidden(item->text() != string);
}
}
void SkDebuggerGUI::setupUi(QMainWindow *SkDebuggerGUI) {
QIcon windowIcon;
windowIcon.addFile(QString::fromUtf8(":/skia.png"), QSize(),
QIcon::Normal, QIcon::Off);
SkDebuggerGUI->setObjectName(QString::fromUtf8("SkDebuggerGUI"));
SkDebuggerGUI->resize(1200, 1000);
SkDebuggerGUI->setWindowIcon(windowIcon);
SkDebuggerGUI->setWindowTitle("Skia Debugger");
fActionOpen.setShortcuts(QKeySequence::Open);
fActionOpen.setText("Open");
QIcon breakpoint;
breakpoint.addFile(QString::fromUtf8(":/breakpoint.png"),
QSize(), QIcon::Normal, QIcon::Off);
fActionBreakpoint.setShortcut(QKeySequence(tr("Ctrl+B")));
fActionBreakpoint.setIcon(breakpoint);
fActionBreakpoint.setText("Breakpoints");
QIcon cancel;
cancel.addFile(QString::fromUtf8(":/reload.png"), QSize(),
QIcon::Normal, QIcon::Off);
fActionCancel.setIcon(cancel);
fActionCancel.setText("Clear Filter");
fActionClearBreakpoints.setShortcut(QKeySequence(tr("Alt+B")));
fActionClearBreakpoints.setText("Clear Breakpoints");
fActionClearDeletes.setShortcut(QKeySequence(tr("Alt+X")));
fActionClearDeletes.setText("Clear Deletes");
fActionClose.setShortcuts(QKeySequence::Quit);
fActionClose.setText("Exit");
fActionCreateBreakpoint.setShortcut(QKeySequence(tr("B")));
fActionCreateBreakpoint.setText("Set Breakpoint");
fActionDelete.setShortcut(QKeySequence(tr("X")));
fActionDelete.setText("Delete Command");
fActionDirectory.setShortcut(QKeySequence(tr("Ctrl+D")));
fActionDirectory.setText("Directory");
QIcon profile;
profile.addFile(QString::fromUtf8(":/profile.png"), QSize(),
QIcon::Normal, QIcon::Off);
fActionProfile.setIcon(profile);
fActionProfile.setText("Profile");
fActionProfile.setDisabled(true);
QIcon inspector;
inspector.addFile(QString::fromUtf8(":/inspector.png"),
QSize(), QIcon::Normal, QIcon::Off);
fActionInspector.setShortcut(QKeySequence(tr("Ctrl+I")));
fActionInspector.setIcon(inspector);
fActionInspector.setText("Inspector");
QIcon play;
play.addFile(QString::fromUtf8(":/play.png"), QSize(),
QIcon::Normal, QIcon::Off);
fActionPlay.setShortcut(QKeySequence(tr("Ctrl+P")));
fActionPlay.setIcon(play);
fActionPlay.setText("Play");
QIcon pause;
pause.addFile(QString::fromUtf8(":/pause.png"), QSize(),
QIcon::Normal, QIcon::Off);
fActionPause.setShortcut(QKeySequence(tr("Space")));
fActionPause.setCheckable(true);
fActionPause.setIcon(pause);
fActionPause.setText("Pause");
QIcon rewind;
rewind.addFile(QString::fromUtf8(":/rewind.png"), QSize(),
QIcon::Normal, QIcon::Off);
fActionRewind.setShortcut(QKeySequence(tr("Ctrl+R")));
fActionRewind.setIcon(rewind);
fActionRewind.setText("Rewind");
fActionSave.setShortcut(QKeySequence::Save);
fActionSave.setText("Save");
fActionSave.setDisabled(true);
fActionSaveAs.setShortcut(QKeySequence::SaveAs);
fActionSaveAs.setText("Save As");
fActionSaveAs.setDisabled(true);
fActionShowDeletes.setShortcut(QKeySequence(tr("Ctrl+X")));
fActionShowDeletes.setText("Deleted Commands");
QIcon stepBack;
stepBack.addFile(QString::fromUtf8(":/previous.png"), QSize(),
QIcon::Normal, QIcon::Off);
fActionStepBack.setShortcut(QKeySequence(tr("[")));
fActionStepBack.setIcon(stepBack);
fActionStepBack.setText("Step Back");
QIcon stepForward;
stepForward.addFile(QString::fromUtf8(":/next.png"),
QSize(), QIcon::Normal, QIcon::Off);
fActionStepForward.setShortcut(QKeySequence(tr("]")));
fActionStepForward.setIcon(stepForward);
fActionStepForward.setText("Step Forward");
fActionZoomIn.setShortcut(QKeySequence(tr("Ctrl+=")));
fActionZoomIn.setText("Zoom In");
fActionZoomOut.setShortcut(QKeySequence(tr("Ctrl+-")));
fActionZoomOut.setText("Zoom Out");
fListWidget.setItemDelegate(new SkListWidget(&fListWidget));
fListWidget.setObjectName(QString::fromUtf8("listWidget"));
fListWidget.setMaximumWidth(250);
fFilter.addItem("--Filter By Available Commands--");
fDirectoryWidget.setMaximumWidth(250);
fDirectoryWidget.setStyleSheet("QListWidget::Item {padding: 5px;}");
fCanvasWidget.setSizePolicy(QSizePolicy::Expanding,
QSizePolicy::Expanding);
fImageWidget.setFixedSize(SkImageWidget::kImageWidgetWidth,
SkImageWidget::kImageWidgetHeight);
fInspectorWidget.setSizePolicy(QSizePolicy::Expanding,
QSizePolicy::Expanding);
fInspectorWidget.setMaximumHeight(300);
fSettingsAndImageLayout.setSpacing(6);
fSettingsAndImageLayout.addWidget(&fSettingsWidget);
fSettingsAndImageLayout.addWidget(&fImageWidget);
fSettingsWidget.setSizePolicy(QSizePolicy::Expanding,
QSizePolicy::Expanding);
fSettingsWidget.setMaximumWidth(250);
fLeftColumnLayout.setSpacing(6);
fLeftColumnLayout.addWidget(&fListWidget);
fLeftColumnLayout.addWidget(&fDirectoryWidget);
fCanvasSettingsAndImageLayout.setSpacing(6);
fCanvasSettingsAndImageLayout.addWidget(&fCanvasWidget);
fCanvasSettingsAndImageLayout.addLayout(&fSettingsAndImageLayout);
fMainAndRightColumnLayout.setSpacing(6);
fMainAndRightColumnLayout.addLayout(&fCanvasSettingsAndImageLayout);
fMainAndRightColumnLayout.addWidget(&fInspectorWidget);
fCentralWidget.setLayout(&fContainerLayout);
fContainerLayout.setSpacing(6);
fContainerLayout.setContentsMargins(11, 11, 11, 11);
fContainerLayout.addLayout(&fLeftColumnLayout);
fContainerLayout.addLayout(&fMainAndRightColumnLayout);
SkDebuggerGUI->setCentralWidget(&fCentralWidget);
SkDebuggerGUI->setStatusBar(&fStatusBar);
fToolBar.setIconSize(QSize(32, 32));
fToolBar.setToolButtonStyle(Qt::ToolButtonTextUnderIcon);
SkDebuggerGUI->addToolBar(Qt::TopToolBarArea, &fToolBar);
fSpacer.setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
fToolBar.addAction(&fActionRewind);
fToolBar.addAction(&fActionStepBack);
fToolBar.addAction(&fActionPause);
fToolBar.addAction(&fActionStepForward);
fToolBar.addAction(&fActionPlay);
fToolBar.addSeparator();
fToolBar.addAction(&fActionInspector);
fToolBar.addSeparator();
fToolBar.addAction(&fActionProfile);
fToolBar.addSeparator();
fToolBar.addWidget(&fSpacer);
fToolBar.addWidget(&fFilter);
fToolBar.addAction(&fActionCancel);
// TODO(chudy): Remove static call.
fDirectoryWidgetActive = false;
fPath = "";
fFileName = "";
setupDirectoryWidget();
fDirectoryWidgetActive = true;
// Menu Bar
fMenuFile.setTitle("File");
fMenuFile.addAction(&fActionOpen);
fMenuFile.addAction(&fActionSave);
fMenuFile.addAction(&fActionSaveAs);
fMenuFile.addAction(&fActionClose);
fMenuEdit.setTitle("Edit");
fMenuEdit.addAction(&fActionDelete);
fMenuEdit.addAction(&fActionClearDeletes);
fMenuEdit.addSeparator();
fMenuEdit.addAction(&fActionCreateBreakpoint);
fMenuEdit.addAction(&fActionClearBreakpoints);
fMenuNavigate.setTitle("Navigate");
fMenuNavigate.addAction(&fActionRewind);
fMenuNavigate.addAction(&fActionStepBack);
fMenuNavigate.addAction(&fActionStepForward);
fMenuNavigate.addAction(&fActionPlay);
fMenuNavigate.addAction(&fActionPause);
fMenuNavigate.addAction(&fActionGoToLine);
fMenuView.setTitle("View");
fMenuView.addAction(&fActionBreakpoint);
fMenuView.addAction(&fActionShowDeletes);
fMenuView.addAction(&fActionZoomIn);
fMenuView.addAction(&fActionZoomOut);
fMenuWindows.setTitle("Window");
fMenuWindows.addAction(&fActionInspector);
fMenuWindows.addAction(&fActionDirectory);
fActionGoToLine.setText("Go to Line...");
fActionGoToLine.setDisabled(true);
fMenuBar.addAction(fMenuFile.menuAction());
fMenuBar.addAction(fMenuEdit.menuAction());
fMenuBar.addAction(fMenuView.menuAction());
fMenuBar.addAction(fMenuNavigate.menuAction());
fMenuBar.addAction(fMenuWindows.menuAction());
fPause = false;
SkDebuggerGUI->setMenuBar(&fMenuBar);
QMetaObject::connectSlotsByName(SkDebuggerGUI);
}
void SkDebuggerGUI::setupDirectoryWidget() {
QDir dir(fPath);
QRegExp r(".skp");
fDirectoryWidget.clear();
const QStringList files = dir.entryList();
foreach (QString f, files) {
if (f.contains(r))
fDirectoryWidget.addItem(f);
}
}
// SkOffsetPicturePlayback records the offset of each command in the picture.
// These are needed by the profiling system.
class SkOffsetPicturePlayback : public SkPicturePlayback {
public:
SkOffsetPicturePlayback(SkStream* stream, const SkPictInfo& info, bool* isValid,
SkSerializationHelpers::DecodeBitmap decoder)
: INHERITED(stream, info, isValid, decoder) {
}
const SkTDArray<size_t>& offsets() const { return fOffsets; }
protected:
SkTDArray<size_t> fOffsets;
virtual size_t preDraw(size_t offset, int type) {
*fOffsets.append() = offset;
return 0;
}
private:
typedef SkPicturePlayback INHERITED;
};
// Picture to wrap an SkOffsetPicturePlayback.
class SkOffsetPicture : public SkPicture {
public:
SkOffsetPicture(SkStream* stream,
bool* success,
SkSerializationHelpers::DecodeBitmap decoder) {
if (success) {
*success = false;
}
fRecord = NULL;
fPlayback = NULL;
fWidth = fHeight = 0;
SkPictInfo info;
if (!stream->read(&info, sizeof(info))) {
return;
}
if (PICTURE_VERSION != info.fVersion) {
return;
}
if (stream->readBool()) {
bool isValid = false;
fPlayback = SkNEW_ARGS(SkOffsetPicturePlayback, (stream, info, &isValid, decoder));
if (!isValid) {
SkDELETE(fPlayback);
fPlayback = NULL;
return;
}
}
// do this at the end, so that they will be zero if we hit an error.
fWidth = info.fWidth;
fHeight = info.fHeight;
if (success) {
*success = true;
}
}
const SkTDArray<size_t>& offsets() const {
return ((SkOffsetPicturePlayback*) fPlayback)->offsets();
}
private:
// disallow default ctor b.c. we don't have a good way to setup the fPlayback ptr
SkOffsetPicture();
// disallow the copy ctor - enabling would require copying code from SkPicture
SkOffsetPicture(const SkOffsetPicture& src);
typedef SkPicture INHERITED;
};
void SkDebuggerGUI::loadPicture(const SkString& fileName) {
fFileName = fileName;
fLoading = true;
SkStream* stream = SkNEW_ARGS(SkFILEStream, (fileName.c_str()));
SkOffsetPicture* picture = SkNEW_ARGS(SkOffsetPicture, (stream, NULL, &SkImageDecoder::DecodeStream));
fCanvasWidget.resetWidgetTransform();
fDebugger.loadPicture(picture);
fOffsets = picture->offsets();
fSkipCommands.setCount(fOffsets.count());
for (int i = 0; i < fOffsets.count(); ++i) {
fSkipCommands[i] = false;
}
SkSafeUnref(stream);
SkSafeUnref(picture);
// Will this automatically clear out due to nature of refcnt?
SkTArray<SkString>* commands = fDebugger.getDrawCommandsAsStrings();
// If SkPicturePlayback is compiled w/o SK_PICTURE_PROFILING_STUBS
// the offset count will always be zero
SkASSERT(0 == fOffsets.count() || commands->count() == fOffsets.count());
if (commands->count() == fOffsets.count()) {
fActionProfile.setDisabled(false);
}
/* fDebugCanvas is reinitialized every load picture. Need it to retain value
* of the visibility filter.
* TODO(chudy): This should be deprecated since fDebugger is not
* recreated.
* */
fDebugger.highlightCurrentCommand(fSettingsWidget.getVisibilityButton()->isChecked());
setupListWidget(commands);
setupComboBox(commands);
setupOverviewText(NULL, 0.0);
fInspectorWidget.setDisabled(false);
fSettingsWidget.setDisabled(false);
fMenuEdit.setDisabled(false);
fMenuNavigate.setDisabled(false);
fMenuView.setDisabled(false);
fActionSave.setDisabled(false);
fActionSaveAs.setDisabled(false);
fLoading = false;
actionPlay();
}
void SkDebuggerGUI::setupListWidget(SkTArray<SkString>* command) {
fListWidget.clear();
int counter = 0;
int indent = 0;
for (int i = 0; i < command->count(); i++) {
QListWidgetItem *item = new QListWidgetItem();
item->setData(Qt::DisplayRole, (*command)[i].c_str());
item->setData(Qt::UserRole + 1, counter++);
if (0 == strcmp("Restore", (*command)[i].c_str())) {
indent -= 10;
}
item->setData(Qt::UserRole + 3, indent);
if (0 == strcmp("Save", (*command)[i].c_str()) ||
0 == strcmp("Save Layer", (*command)[i].c_str())) {
indent += 10;
}
item->setData(Qt::UserRole + 4, -1.0);
fListWidget.addItem(item);
}
}
void SkDebuggerGUI::setupOverviewText(const SkTDArray<double>* typeTimes, double totTime) {
const SkTDArray<SkDrawCommand*>& commands = fDebugger.getDrawCommands();
SkTDArray<int> counts;
counts.setCount(LAST_DRAWTYPE_ENUM+1);
for (int i = 0; i < LAST_DRAWTYPE_ENUM+1; ++i) {
counts[i] = 0;
}
for (int i = 0; i < commands.count(); i++) {
counts[commands[i]->getType()]++;
}
QString overview;
int total = 0;
#ifdef SK_DEBUG
double totPercent = 0, tempSum = 0;
#endif
for (int i = 0; i < LAST_DRAWTYPE_ENUM+1; ++i) {
if (0 == counts[i]) {
// if there were no commands of this type then they should've consumed no time
SkASSERT(NULL == typeTimes || 0.0 == (*typeTimes)[i]);
continue;
}
overview.append(SkDrawCommand::GetCommandString((DrawType) i));
overview.append(": ");
overview.append(QString::number(counts[i]));
if (NULL != typeTimes) {
overview.append(" - ");
overview.append(QString::number((*typeTimes)[i], 'f', 1));
overview.append("ms");
overview.append(" - ");
double percent = 100.0*(*typeTimes)[i]/totTime;
overview.append(QString::number(percent, 'f', 1));
overview.append("%");
#ifdef SK_DEBUG
totPercent += percent;
tempSum += (*typeTimes)[i];
#endif
}
overview.append("<br/>");
total += counts[i];
}
#ifdef SK_DEBUG
if (NULL != typeTimes) {
SkASSERT(SkScalarNearlyEqual(totPercent, 100.0));
SkASSERT(SkScalarNearlyEqual(tempSum, totTime));
}
#endif
if (totTime > 0.0) {
overview.append("Total Time: ");
overview.append(QString::number(totTime, 'f', 2));
overview.append("ms");
#ifdef SK_DEBUG
overview.append(" ");
overview.append(QString::number(totPercent));
overview.append("% ");
#endif
overview.append("<br/>");
}
QString totalStr;
totalStr.append("Total Draw Commands: ");
totalStr.append(QString::number(total));
totalStr.append("<br/>");
overview.insert(0, totalStr);
overview.append("<br/>");
overview.append("SkPicture Width: ");
// NOTE(chudy): This is where we can pull out the SkPictures width.
overview.append(QString::number(fDebugger.pictureWidth()));
overview.append("px<br/>");
overview.append("SkPicture Height: ");
overview.append(QString::number(fDebugger.pictureHeight()));
overview.append("px");
fInspectorWidget.setText(overview, SkInspectorWidget::kOverview_TabType);
}
void SkDebuggerGUI::setupComboBox(SkTArray<SkString>* command) {
fFilter.clear();
fFilter.addItem("--Filter By Available Commands--");
std::map<std::string, int> map;
for (int i = 0; i < command->count(); i++) {
map[(*command)[i].c_str()]++;
}
for (std::map<std::string, int>::iterator it = map.begin(); it != map.end();
++it) {
fFilter.addItem((it->first).c_str());
}
// NOTE(chudy): Makes first item unselectable.
QStandardItemModel* model = qobject_cast<QStandardItemModel*>(
fFilter.model());
QModelIndex firstIndex = model->index(0, fFilter.modelColumn(),
fFilter.rootModelIndex());
QStandardItem* firstItem = model->itemFromIndex(firstIndex);
firstItem->setSelectable(false);
}
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