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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 
     10 #ifndef SKDEBUGGER_H_
     11 #define SKDEBUGGER_H_
     12 
     13 #include "SkDebugCanvas.h"
     14 #include "SkPicture.h"
     15 #include "SkTArray.h"
     16 
     17 class SkString;
     18 
     19 class SkDebugger {
     20 public:
     21     SkDebugger();
     22 
     23     ~SkDebugger();
     24 
     25     void setIndex(int index) {
     26         fIndex = index;
     27     }
     28     void draw(SkCanvas* canvas) {
     29         if (fIndex >= 0) {
     30             fDebugCanvas->drawTo(canvas, fIndex);
     31         }
     32     }
     33 
     34     void step();
     35     void stepBack();
     36     void play();
     37     void rewind();
     38 
     39     bool isCommandVisible(int index) {
     40         return fDebugCanvas->getDrawCommandVisibilityAt(index);
     41     }
     42 
     43     void setCommandVisible(int index, bool isVisible) {
     44         fDebugCanvas->toggleCommand(index, isVisible);
     45     }
     46 
     47     SkDrawCommand* getDrawCommandAt(int index) {
     48         return fDebugCanvas->getDrawCommandAt(index);
     49     }
     50 
     51     const SkTDArray<SkDrawCommand*>& getDrawCommands() const {
     52         return fDebugCanvas->getDrawCommands();
     53     }
     54 
     55     void highlightCurrentCommand(bool on) {
     56         fDebugCanvas->toggleFilter(on);
     57     }
     58 
     59     void loadPicture(SkPicture* picture);
     60 
     61     sk_sp<SkPicture> copyPicture();
     62 
     63     int getSize() const {
     64         return fDebugCanvas->getSize();
     65     }
     66 
     67     void setUserMatrix(SkMatrix userMatrix) {
     68         // Should this live in debugger instead?
     69         fDebugCanvas->setUserMatrix(userMatrix);
     70     }
     71 
     72     int getCommandAtPoint(int x, int y, int index) {
     73         return fDebugCanvas->getCommandAtPoint(x, y, index);
     74     }
     75 
     76     const SkTDArray<SkString*>* getCommandInfo(int index) const {
     77         return fDebugCanvas->getCommandInfo(index);
     78     }
     79 
     80     const SkMatrix& getCurrentMatrix() {
     81         return fDebugCanvas->getCurrentMatrix();
     82     }
     83 
     84     const SkIRect& getCurrentClip() {
     85         return fDebugCanvas->getCurrentClip();
     86     }
     87 
     88     SkRect pictureCull() const   {
     89         return fPicture ? fPicture->cullRect() : SkRect::MakeEmpty();
     90     }
     91 
     92     int index() {
     93         return fIndex;
     94     }
     95 
     96     void setOverdrawViz(bool overDrawViz) {
     97         if (fDebugCanvas) {
     98             fDebugCanvas->setOverdrawViz(overDrawViz);
     99         }
    100     }
    101 
    102     void setPathOps(bool pathOps) {
    103         if (fDebugCanvas) {
    104             fDebugCanvas->setAllowSimplifyClip(pathOps);
    105         }
    106     }
    107 
    108     void setMegaViz(bool megaViz) {
    109         if (fDebugCanvas) {
    110             fDebugCanvas->setMegaVizMode(megaViz);
    111         }
    112     }
    113 
    114     void setTexFilterOverride(bool texFilterOverride, SkFilterQuality quality) {
    115         if (fDebugCanvas) {
    116             fDebugCanvas->overrideTexFiltering(texFilterOverride, quality);
    117         }
    118     }
    119 
    120     void getOverviewText(const SkTDArray<double>* typeTimes, double totTime,
    121                          SkString* overview, int numRuns);
    122 
    123     void getClipStackText(SkString* clipStack);
    124 
    125 private:
    126     std::unique_ptr<SkDebugCanvas>  fDebugCanvas;
    127     sk_sp<SkPicture>                fPicture;
    128 
    129     int fIndex;
    130 };
    131 
    132 
    133 #endif /* SKDEBUGGER_H_ */
    134