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      1 
      2 /*
      3  * Copyright 2012 Google Inc.
      4  *
      5  * Use of this source code is governed by a BSD-style license that can be
      6  * found in the LICENSE file.
      7  */
      8 
      9 #ifndef SKDEBUGGERUI_H
     10 #define SKDEBUGGERUI_H
     11 
     12 
     13 #include "SkCanvas.h"
     14 #include "SkCanvasWidget.h"
     15 #include "SkDebugger.h"
     16 #include "SkGLWidget.h"
     17 #include "SkListWidget.h"
     18 #include "SkInspectorWidget.h"
     19 #include "SkRasterWidget.h"
     20 #include "SkDrawCommandGeometryWidget.h"
     21 #include "SkSettingsWidget.h"
     22 #include <QtCore/QFileSystemWatcher>
     23 #include <QtCore/QSignalMapper>
     24 #include <QtCore/QVariant>
     25 #include <QtGui/QAction>
     26 #include <QtGui/QApplication>
     27 #include <QtGui/QButtonGroup>
     28 #include <QtGui/QHBoxLayout>
     29 #include <QtGui/QHeaderView>
     30 #include <QtGui/QListView>
     31 #include <QtGui/QListWidget>
     32 #include <QtGui/QMainWindow>
     33 #include <QtGui/QSplitter>
     34 #include <QtGui/QStatusBar>
     35 #include <QtGui/QToolBar>
     36 #include <QtGui/QVBoxLayout>
     37 #include <QtGui/QWidget>
     38 #include <QtGui/QMenu>
     39 #include <QtGui/QMenuBar>
     40 #include <vector>
     41 
     42 /** \class SkDebuggerGUI
     43 
     44     Container for the UI and it's functions.
     45  */
     46 class SkDebuggerGUI : public QMainWindow {
     47     Q_OBJECT
     48 
     49 public:
     50     /**
     51         Constructs the view of the application.
     52         @param parent  The parent container of this widget.
     53      */
     54     SkDebuggerGUI(QWidget *parent = 0);
     55 
     56     /**
     57         Updates the directory widget with the latest directory path stored in
     58         the global class variable fPath.
     59      */
     60     void setupDirectoryWidget(const QString& path);
     61 
     62     /**
     63         Loads the specified file.
     64     */
     65     void openFile(const QString& filename);
     66 
     67 Q_SIGNALS:
     68     void commandChanged(int command);
     69 
     70 private Q_SLOTS:
     71     /**
     72         Toggles breakpoint view in the list widget.
     73      */
     74     void actionBreakpoints();
     75 
     76     /**
     77         Cancels the command filter in the list widget.
     78      */
     79     void actionCancel();
     80 
     81     /**
     82         Clears the breakpoint state off of all commands marked as breakpoints.
     83      */
     84     void actionClearBreakpoints();
     85 
     86     /**
     87         Clears the deleted state off of all commands marked as deleted.
     88      */
     89     void actionClearDeletes();
     90 
     91     /**
     92         Closes the application.
     93      */
     94     void actionClose();
     95 
     96     /**
     97         Deletes the command in question.
     98      */
     99     void actionDelete();
    100 
    101 #if SK_SUPPORT_GPU
    102     /**
    103         Updates the visibility of the GL canvas widget and sample count of the GL surface.
    104      */
    105     void actionGLSettingsChanged();
    106 #endif
    107 
    108     /**
    109         Toggles the visibility of the inspector widget.
    110      */
    111     void actionInspector();
    112 
    113     /**
    114         Plays from the current step to the next breakpoint if it exists, otherwise
    115         executes all remaining draw commands.
    116      */
    117     void actionPlay();
    118 
    119     /**
    120         Sets the visibility of the raster canvas widget according to the settings widget.
    121      */
    122     void actionRasterSettingsChanged();
    123 
    124     /**
    125         Sets the visualization settings according to the settings widget.
    126      */
    127     void actionVisualizationsChanged();
    128 
    129     /**
    130         Applies the new texture filter override
    131      */
    132     void actionTextureFilter();
    133 
    134     /**
    135         Rewinds from the current step back to the start of the commands.
    136      */
    137     void actionRewind();
    138 
    139     /**
    140         Saves the current SKP with all modifications.
    141      */
    142     void actionSave();
    143 
    144     /**
    145         Saves the current SKP under a different name and/or location.
    146      */
    147     void actionSaveAs();
    148 
    149     /**
    150         Sends the scale factor information to the settings widget.
    151      */
    152     void actionScale(float scaleFactor);
    153 
    154     /**
    155         Toggles the settings widget visibility.
    156      */
    157     void actionSettings();
    158 
    159     /**
    160         Steps forward to the next draw command.
    161      */
    162     void actionStepBack();
    163 
    164     /**
    165         Steps backwards to the next draw command.
    166      */
    167     void actionStepForward();
    168 
    169     /**
    170         Called when the canvas is done being drawn to by SkCanvasWidget.
    171      */
    172     void drawComplete();
    173 
    174     /**
    175         Loads an skpicture selected from the directory.
    176      */
    177     void loadFile(QListWidgetItem *item);
    178 
    179     /**
    180         Toggles a dialog with a file browser for navigating to a skpicture. Loads
    181         the selected file.
    182      */
    183     void openFile();
    184 
    185     /**
    186         Toggles whether drawing to a new command requires a double click
    187         or simple focus.
    188      */
    189     void pauseDrawing(bool isPaused = true);
    190 
    191     /**
    192         Updates the UI based on the selected command.
    193      */
    194     void updateDrawCommandInfo();
    195 
    196     /**
    197         Sets the command to active in the list widget.
    198      */
    199     void selectCommand(int command);
    200 
    201     /**
    202         Toggles the exclusive listing of commands set as deleted.
    203      */
    204     void showDeletes();
    205 
    206     /**
    207         Toggles a breakpoint on the current step in the list widget.
    208      */
    209     void toggleBreakpoint();
    210 
    211     /**
    212         Toggles the visibility of the directory widget.
    213      */
    214     void toggleDirectory();
    215 
    216     /**
    217         Populates the contents of the directory widget with the skp files in the
    218         current directory pointed to by fFile.
    219      */
    220     void populateDirectoryWidget();
    221 
    222     /**
    223         Filters the list widgets command visibility based on the currently
    224         active selection.
    225      */
    226     void toggleFilter(QString string);
    227 
    228     void updateHit(int newHit);
    229 
    230     void updateImage();
    231 private:
    232     QSplitter fCentralSplitter;
    233     QStatusBar fStatusBar;
    234     QToolBar fToolBar;
    235 
    236     QAction fActionOpen;
    237     QAction fActionBreakpoint;
    238     QAction fActionCancel;
    239     QAction fActionClearBreakpoints;
    240     QAction fActionClearDeletes;
    241     QAction fActionClose;
    242     QAction fActionCreateBreakpoint;
    243     QAction fActionDelete;
    244     QAction fActionDirectory;
    245     QAction fActionGoToLine;
    246     QAction fActionInspector;
    247     QAction fActionSettings;
    248     QAction fActionPlay;
    249     QAction fActionPause;
    250     QAction fActionRewind;
    251     QAction fActionSave;
    252     QAction fActionSaveAs;
    253     QAction fActionShowDeletes;
    254     QAction fActionStepBack;
    255     QAction fActionStepForward;
    256     QAction fActionZoomIn;
    257     QAction fActionZoomOut;
    258     QSignalMapper fMapper;
    259 
    260     QWidget fSpacer;
    261     QComboBox fFilter;
    262 
    263     QSplitter fLeftColumnSplitter;
    264     QWidget fMainAndRightColumnWidget;
    265     QVBoxLayout fMainAndRightColumnLayout;
    266     QHBoxLayout fCanvasSettingsAndImageLayout;
    267     QVBoxLayout fSettingsAndImageLayout;
    268 
    269     QListWidget fListWidget;
    270     QListWidget fDirectoryWidget;
    271 
    272     QFileSystemWatcher fDirectoryWatcher;
    273 
    274     SkDebugger fDebugger;
    275     SkCanvasWidget fCanvasWidget;
    276 
    277     SkInspectorWidget fInspectorWidget;
    278     SkSettingsWidget fSettingsWidget;
    279 
    280     QFrame fViewStateFrame;
    281     QVBoxLayout fViewStateFrameLayout;
    282     QGroupBox fViewStateGroup;
    283     QFormLayout fViewStateLayout;
    284     QLineEdit fCurrentCommandBox;
    285     QLineEdit fCommandHitBox;
    286     QLineEdit fZoomBox;
    287     SkDrawCommandGeometryWidget fDrawCommandGeometryWidget;
    288 
    289     QString fPath;
    290     SkString fFileName;
    291     SkTDArray<bool> fSkipCommands; // has a specific command been deleted?
    292 
    293     QMenuBar fMenuBar;
    294     QMenu fMenuFile;
    295     QMenu fMenuEdit;
    296     QMenu fMenuNavigate;
    297     QMenu fMenuView;
    298     QMenu fMenuWindows;
    299 
    300     bool fLoading;
    301     int fPausedRow;
    302 
    303     /**
    304         Creates the entire UI.
    305      */
    306     void setupUi(QMainWindow *SkDebuggerGUI);
    307 
    308     /**
    309         Pipes a QString in with the location of the filename, proceeds to updating
    310         the listwidget, combowidget and inspectorwidget.
    311      */
    312     void loadPicture(const SkString& fileName);
    313 
    314     /**
    315         Creates a picture of the current canvas.
    316      */
    317     void saveToFile(const SkString& filename);
    318 
    319     /**
    320         Populates the list widget with the debugger draw command info.
    321      */
    322     void setupListWidget();
    323 
    324     /**
    325         Populates the combo box widget with with the debugger draw command info.
    326      */
    327     void setupComboBox();
    328 
    329     /**
    330         Fills in the overview pane with text
    331      */
    332     void setupOverviewText(const SkTDArray<double>* typeTimes, double totTime, int numRuns);
    333 
    334     bool isPaused() const {
    335         return fActionPause.isChecked();
    336     }
    337 };
    338 
    339 #endif // SKDEBUGGERUI_H
    340