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      1 /*
      2  * Copyright 2011 Google Inc.
      3  *
      4  * Use of this source code is governed by a BSD-style license that can be
      5  * found in the LICENSE file.
      6  */
      7 
      8 #include "SkData.h"
      9 #include "SkDumpCanvas.h"
     10 #include "SkImage.h"
     11 #include "SkPatchUtils.h"
     12 #include "SkPicture.h"
     13 #include "SkPixelRef.h"
     14 #include "SkRegion.h"
     15 #include "SkRRect.h"
     16 #include "SkString.h"
     17 #include "SkTextBlob.h"
     18 #include <stdarg.h>
     19 #include <stdio.h>
     20 
     21 // needed just to know that these are all subclassed from SkFlattenable
     22 #include "SkShader.h"
     23 #include "SkPathEffect.h"
     24 #include "SkColorFilter.h"
     25 #include "SkPathEffect.h"
     26 #include "SkMaskFilter.h"
     27 
     28 static void toString(const SkRect& r, SkString* str) {
     29     str->appendf("[%g,%g %g:%g]",
     30                  SkScalarToFloat(r.fLeft), SkScalarToFloat(r.fTop),
     31                  SkScalarToFloat(r.width()), SkScalarToFloat(r.height()));
     32 }
     33 
     34 static void toString(const SkIRect& r, SkString* str) {
     35     str->appendf("[%d,%d %d:%d]", r.fLeft, r.fTop, r.width(), r.height());
     36 }
     37 
     38 static void toString(const SkRRect& rrect, SkString* str) {
     39     SkRect r = rrect.getBounds();
     40     str->appendf("[%g,%g %g:%g]",
     41                  SkScalarToFloat(r.fLeft), SkScalarToFloat(r.fTop),
     42                  SkScalarToFloat(r.width()), SkScalarToFloat(r.height()));
     43     if (rrect.isOval()) {
     44         str->append("()");
     45     } else if (rrect.isSimple()) {
     46         const SkVector& rad = rrect.getSimpleRadii();
     47         str->appendf("(%g,%g)", rad.x(), rad.y());
     48     } else if (rrect.isComplex()) {
     49         SkVector radii[4] = {
     50             rrect.radii(SkRRect::kUpperLeft_Corner),
     51             rrect.radii(SkRRect::kUpperRight_Corner),
     52             rrect.radii(SkRRect::kLowerRight_Corner),
     53             rrect.radii(SkRRect::kLowerLeft_Corner),
     54         };
     55         str->appendf("(%g,%g %g,%g %g,%g %g,%g)",
     56                      radii[0].x(), radii[0].y(),
     57                      radii[1].x(), radii[1].y(),
     58                      radii[2].x(), radii[2].y(),
     59                      radii[3].x(), radii[3].y());
     60     }
     61 }
     62 
     63 static void dumpVerbs(const SkPath& path, SkString* str) {
     64     SkPath::Iter iter(path, false);
     65     SkPoint pts[4];
     66     for (;;) {
     67         switch (iter.next(pts, false)) {
     68             case SkPath::kMove_Verb:
     69                 str->appendf(" M%g,%g", pts[0].fX, pts[0].fY);
     70                 break;
     71             case SkPath::kLine_Verb:
     72                 str->appendf(" L%g,%g", pts[0].fX, pts[0].fY);
     73                 break;
     74             case SkPath::kQuad_Verb:
     75                 str->appendf(" Q%g,%g,%g,%g", pts[1].fX, pts[1].fY,
     76                              pts[2].fX, pts[2].fY);
     77                 break;
     78             case SkPath::kCubic_Verb:
     79                 str->appendf(" C%g,%g,%g,%g,%g,%g", pts[1].fX, pts[1].fY,
     80                              pts[2].fX, pts[2].fY, pts[3].fX, pts[3].fY);
     81                 break;
     82             case SkPath::kClose_Verb:
     83                 str->append("X");
     84                 break;
     85             case SkPath::kDone_Verb:
     86                 return;
     87             case SkPath::kConic_Verb:
     88                 SkASSERT(0);
     89                 break;
     90         }
     91     }
     92 }
     93 
     94 static void toString(const SkPath& path, SkString* str) {
     95     if (path.isEmpty()) {
     96         str->append("path:empty");
     97     } else {
     98         toString(path.getBounds(), str);
     99 #if 1
    100         SkString s;
    101         dumpVerbs(path, &s);
    102         str->append(s.c_str());
    103 #endif
    104         str->append("]");
    105         str->prepend("path:[");
    106     }
    107 }
    108 
    109 static const char* toString(SkClipOp op) {
    110     static const char* gOpNames[] = {
    111         "DIFF", "SECT", "UNION", "XOR", "RDIFF", "REPLACE"
    112     };
    113     return gOpNames[static_cast<int>(op)];
    114 }
    115 
    116 static void toString(const SkRegion& rgn, SkString* str) {
    117     str->append("Region:[");
    118     toString(rgn.getBounds(), str);
    119     str->append("]");
    120     if (rgn.isComplex()) {
    121         str->append(".complex");
    122     }
    123 }
    124 
    125 static const char* toString(SkVertices::VertexMode vm) {
    126     static const char* gVMNames[] = {
    127         "TRIANGLES", "STRIP", "FAN"
    128     };
    129     return gVMNames[vm];
    130 }
    131 
    132 static const char* toString(SkCanvas::PointMode pm) {
    133     static const char* gPMNames[] = {
    134         "POINTS", "LINES", "POLYGON"
    135     };
    136     return gPMNames[pm];
    137 }
    138 
    139 static void toString(const void* text, size_t byteLen, SkPaint::TextEncoding enc,
    140                      SkString* str) {
    141     // FIXME: this code appears to be untested - and probably unused - and probably wrong
    142     switch (enc) {
    143         case SkPaint::kUTF8_TextEncoding:
    144             str->appendf("\"%.*s\"%s", (int)SkTMax<size_t>(byteLen, 32), (const char*) text,
    145                         byteLen > 32 ? "..." : "");
    146             break;
    147         case SkPaint::kUTF16_TextEncoding:
    148             str->appendf("\"%.*ls\"%s", (int)SkTMax<size_t>(byteLen, 32), (const wchar_t*) text,
    149                         byteLen > 64 ? "..." : "");
    150             break;
    151         case SkPaint::kUTF32_TextEncoding:
    152             str->appendf("\"%.*ls\"%s", (int)SkTMax<size_t>(byteLen, 32), (const wchar_t*) text,
    153                         byteLen > 128 ? "..." : "");
    154             break;
    155         case SkPaint::kGlyphID_TextEncoding:
    156             str->append("<glyphs>");
    157             break;
    158 
    159         default:
    160             SkASSERT(false);
    161             break;
    162     }
    163 }
    164 
    165 ///////////////////////////////////////////////////////////////////////////////
    166 
    167 #define WIDE_OPEN   16384
    168 
    169 SkDumpCanvas::SkDumpCanvas(Dumper* dumper) : INHERITED(WIDE_OPEN, WIDE_OPEN) {
    170     fNestLevel = 0;
    171     SkSafeRef(dumper);
    172     fDumper = dumper;
    173 }
    174 
    175 SkDumpCanvas::~SkDumpCanvas() {
    176     SkSafeUnref(fDumper);
    177 }
    178 
    179 void SkDumpCanvas::dump(Verb verb, const SkPaint* paint,
    180                         const char format[], ...) {
    181     static const size_t BUFFER_SIZE = 1024;
    182 
    183     char    buffer[BUFFER_SIZE];
    184     va_list args;
    185     va_start(args, format);
    186     vsnprintf(buffer, BUFFER_SIZE, format, args);
    187     va_end(args);
    188 
    189     if (fDumper) {
    190         fDumper->dump(this, verb, buffer, paint);
    191     }
    192 }
    193 
    194 ///////////////////////////////////////////////////////////////////////////////
    195 
    196 void SkDumpCanvas::willSave() {
    197     this->dump(kSave_Verb, nullptr, "save()");
    198     this->INHERITED::willSave();
    199 }
    200 
    201 SkCanvas::SaveLayerStrategy SkDumpCanvas::getSaveLayerStrategy(const SaveLayerRec& rec) {
    202     SkString str;
    203     str.printf("saveLayer(0x%X)", rec.fSaveLayerFlags);
    204     if (rec.fBounds) {
    205         str.append(" bounds");
    206         toString(*rec.fBounds, &str);
    207     }
    208     const SkPaint* paint = rec.fPaint;
    209     if (paint) {
    210         if (paint->getAlpha() != 0xFF) {
    211             str.appendf(" alpha:0x%02X", paint->getAlpha());
    212         }
    213         if (!paint->isSrcOver()) {
    214             str.appendf(" blendmode:%d", (int)paint->getBlendMode());
    215         }
    216     }
    217     this->dump(kSave_Verb, paint, str.c_str());
    218     return this->INHERITED::getSaveLayerStrategy(rec);
    219 }
    220 
    221 void SkDumpCanvas::willRestore() {
    222     this->dump(kRestore_Verb, nullptr, "restore");
    223     this->INHERITED::willRestore();
    224 }
    225 
    226 void SkDumpCanvas::didConcat(const SkMatrix& matrix) {
    227     SkString str;
    228 
    229     switch (matrix.getType()) {
    230         case SkMatrix::kTranslate_Mask:
    231             this->dump(kMatrix_Verb, nullptr, "translate(%g %g)",
    232                        SkScalarToFloat(matrix.getTranslateX()),
    233                        SkScalarToFloat(matrix.getTranslateY()));
    234             break;
    235         case SkMatrix::kScale_Mask:
    236             this->dump(kMatrix_Verb, nullptr, "scale(%g %g)",
    237                        SkScalarToFloat(matrix.getScaleX()),
    238                        SkScalarToFloat(matrix.getScaleY()));
    239             break;
    240         default:
    241             matrix.toString(&str);
    242             this->dump(kMatrix_Verb, nullptr, "concat(%s)", str.c_str());
    243             break;
    244     }
    245 
    246     this->INHERITED::didConcat(matrix);
    247 }
    248 
    249 void SkDumpCanvas::didSetMatrix(const SkMatrix& matrix) {
    250     SkString str;
    251     matrix.toString(&str);
    252     this->dump(kMatrix_Verb, nullptr, "setMatrix(%s)", str.c_str());
    253     this->INHERITED::didSetMatrix(matrix);
    254 }
    255 
    256 ///////////////////////////////////////////////////////////////////////////////
    257 
    258 const char* SkDumpCanvas::EdgeStyleToAAString(ClipEdgeStyle edgeStyle) {
    259     return kSoft_ClipEdgeStyle == edgeStyle ? "AA" : "BW";
    260 }
    261 
    262 void SkDumpCanvas::onClipRect(const SkRect& rect, SkClipOp op, ClipEdgeStyle edgeStyle) {
    263     SkString str;
    264     toString(rect, &str);
    265     this->dump(kClip_Verb, nullptr, "clipRect(%s %s %s)", str.c_str(), toString(op),
    266                EdgeStyleToAAString(edgeStyle));
    267     this->INHERITED::onClipRect(rect, op, edgeStyle);
    268 }
    269 
    270 void SkDumpCanvas::onClipRRect(const SkRRect& rrect, SkClipOp op, ClipEdgeStyle edgeStyle) {
    271     SkString str;
    272     toString(rrect, &str);
    273     this->dump(kClip_Verb, nullptr, "clipRRect(%s %s %s)", str.c_str(), toString(op),
    274                EdgeStyleToAAString(edgeStyle));
    275     this->INHERITED::onClipRRect(rrect, op, edgeStyle);
    276 }
    277 
    278 void SkDumpCanvas::onClipPath(const SkPath& path, SkClipOp op, ClipEdgeStyle edgeStyle) {
    279     SkString str;
    280     toString(path, &str);
    281     this->dump(kClip_Verb, nullptr, "clipPath(%s %s %s)", str.c_str(), toString(op),
    282                EdgeStyleToAAString(edgeStyle));
    283     this->INHERITED::onClipPath(path, op, edgeStyle);
    284 }
    285 
    286 void SkDumpCanvas::onClipRegion(const SkRegion& deviceRgn, SkClipOp op) {
    287     SkString str;
    288     toString(deviceRgn, &str);
    289     this->dump(kClip_Verb, nullptr, "clipRegion(%s %s)", str.c_str(), toString(op));
    290     this->INHERITED::onClipRegion(deviceRgn, op);
    291 }
    292 
    293 ///////////////////////////////////////////////////////////////////////////////
    294 
    295 void SkDumpCanvas::onDrawPaint(const SkPaint& paint) {
    296     this->dump(kDrawPaint_Verb, &paint, "drawPaint()");
    297 }
    298 
    299 void SkDumpCanvas::onDrawPoints(PointMode mode, size_t count,
    300                                const SkPoint pts[], const SkPaint& paint) {
    301     this->dump(kDrawPoints_Verb, &paint, "drawPoints(%s, %d)", toString(mode),
    302                count);
    303 }
    304 
    305 void SkDumpCanvas::onDrawOval(const SkRect& rect, const SkPaint& paint) {
    306     SkString str;
    307     toString(rect, &str);
    308     this->dump(kDrawOval_Verb, &paint, "drawOval(%s)", str.c_str());
    309 }
    310 
    311 void SkDumpCanvas::onDrawArc(const SkRect& rect, SkScalar startAngle, SkScalar sweepAngle,
    312                              bool useCenter, const SkPaint& paint) {
    313     SkString str;
    314     toString(rect, &str);
    315     this->dump(kDrawArc_Verb, &paint, "drawArc(%s, %g, %g, %d)", str.c_str(), startAngle,
    316                sweepAngle, useCenter);
    317 }
    318 
    319 void SkDumpCanvas::onDrawRect(const SkRect& rect, const SkPaint& paint) {
    320     SkString str;
    321     toString(rect, &str);
    322     this->dump(kDrawRect_Verb, &paint, "drawRect(%s)", str.c_str());
    323 }
    324 
    325 void SkDumpCanvas::onDrawRRect(const SkRRect& rrect, const SkPaint& paint) {
    326     SkString str;
    327     toString(rrect, &str);
    328     this->dump(kDrawDRRect_Verb, &paint, "drawRRect(%s)", str.c_str());
    329 }
    330 
    331 void SkDumpCanvas::onDrawDRRect(const SkRRect& outer, const SkRRect& inner,
    332                                 const SkPaint& paint) {
    333     SkString str0, str1;
    334     toString(outer, &str0);
    335     toString(inner, &str0);
    336     this->dump(kDrawRRect_Verb, &paint, "drawDRRect(%s,%s)",
    337                str0.c_str(), str1.c_str());
    338 }
    339 
    340 void SkDumpCanvas::onDrawPath(const SkPath& path, const SkPaint& paint) {
    341     SkString str;
    342     toString(path, &str);
    343     this->dump(kDrawPath_Verb, &paint, "drawPath(%s)", str.c_str());
    344 }
    345 
    346 void SkDumpCanvas::onDrawBitmap(const SkBitmap& bitmap, SkScalar x, SkScalar y,
    347                                 const SkPaint* paint) {
    348     SkString str;
    349     bitmap.toString(&str);
    350     this->dump(kDrawBitmap_Verb, paint, "drawBitmap(%s %g %g)", str.c_str(),
    351                SkScalarToFloat(x), SkScalarToFloat(y));
    352 }
    353 
    354 void SkDumpCanvas::onDrawBitmapRect(const SkBitmap& bitmap, const SkRect* src, const SkRect& dst,
    355                                     const SkPaint* paint, SrcRectConstraint) {
    356     SkString bs, rs;
    357     bitmap.toString(&bs);
    358     toString(dst, &rs);
    359     // show the src-rect only if its not everything
    360     if (src && (src->fLeft > 0 || src->fTop > 0 ||
    361                 src->fRight < SkIntToScalar(bitmap.width()) ||
    362                 src->fBottom < SkIntToScalar(bitmap.height()))) {
    363         SkString ss;
    364         toString(*src, &ss);
    365         rs.prependf("%s ", ss.c_str());
    366     }
    367 
    368     this->dump(kDrawBitmap_Verb, paint, "drawBitmapRect(%s %s)", bs.c_str(), rs.c_str());
    369 }
    370 
    371 void SkDumpCanvas::onDrawBitmapNine(const SkBitmap& bitmap, const SkIRect& center,
    372                                     const SkRect& dst, const SkPaint* paint) {
    373     SkString str, centerStr, dstStr;
    374     bitmap.toString(&str);
    375     toString(center, &centerStr);
    376     toString(dst, &dstStr);
    377     this->dump(kDrawBitmap_Verb, paint, "drawBitmapNine(%s %s %s)", str.c_str(),
    378                centerStr.c_str(), dstStr.c_str());
    379 }
    380 
    381 void SkDumpCanvas::onDrawImage(const SkImage* image, SkScalar x, SkScalar y, const SkPaint* paint) {
    382     SkString str;
    383     image->toString(&str);
    384     this->dump(kDrawBitmap_Verb, paint, "drawImage(%s %g %g)", str.c_str(),
    385                SkScalarToFloat(x), SkScalarToFloat(y));
    386 }
    387 
    388 void SkDumpCanvas::onDrawImageRect(const SkImage* image, const SkRect* src, const SkRect& dst,
    389                                    const SkPaint* paint, SrcRectConstraint) {
    390     SkString bs, rs;
    391     image->toString(&bs);
    392     toString(dst, &rs);
    393     // show the src-rect only if its not everything
    394     if (src && (src->fLeft > 0 || src->fTop > 0 ||
    395                 src->fRight < SkIntToScalar(image->width()) ||
    396                 src->fBottom < SkIntToScalar(image->height()))) {
    397         SkString ss;
    398         toString(*src, &ss);
    399         rs.prependf("%s ", ss.c_str());
    400     }
    401 
    402     this->dump(kDrawBitmap_Verb, paint, "drawImageRectToRect(%s %s)",
    403                bs.c_str(), rs.c_str());
    404 }
    405 
    406 void SkDumpCanvas::onDrawText(const void* text, size_t byteLength, SkScalar x, SkScalar y,
    407                               const SkPaint& paint) {
    408     SkString str;
    409     toString(text, byteLength, paint.getTextEncoding(), &str);
    410     this->dump(kDrawText_Verb, &paint, "drawText(%s [%d] %g %g)", str.c_str(),
    411                byteLength, SkScalarToFloat(x), SkScalarToFloat(y));
    412 }
    413 
    414 void SkDumpCanvas::onDrawPosText(const void* text, size_t byteLength, const SkPoint pos[],
    415                                  const SkPaint& paint) {
    416     SkString str;
    417     toString(text, byteLength, paint.getTextEncoding(), &str);
    418     this->dump(kDrawText_Verb, &paint, "drawPosText(%s [%d] %g %g ...)",
    419                str.c_str(), byteLength, SkScalarToFloat(pos[0].fX),
    420                SkScalarToFloat(pos[0].fY));
    421 }
    422 
    423 void SkDumpCanvas::onDrawPosTextH(const void* text, size_t byteLength, const SkScalar xpos[],
    424                                   SkScalar constY, const SkPaint& paint) {
    425     SkString str;
    426     toString(text, byteLength, paint.getTextEncoding(), &str);
    427     this->dump(kDrawText_Verb, &paint, "drawPosTextH(%s [%d] %g %g ...)",
    428                str.c_str(), byteLength, SkScalarToFloat(xpos[0]),
    429                SkScalarToFloat(constY));
    430 }
    431 
    432 void SkDumpCanvas::onDrawTextOnPath(const void* text, size_t byteLength, const SkPath& path,
    433                                     const SkMatrix* matrix, const SkPaint& paint) {
    434     SkString str;
    435     toString(text, byteLength, paint.getTextEncoding(), &str);
    436     this->dump(kDrawText_Verb, &paint, "drawTextOnPath(%s [%d])",
    437                str.c_str(), byteLength);
    438 }
    439 
    440 void SkDumpCanvas::onDrawTextRSXform(const void* text, size_t byteLength, const SkRSXform xform[],
    441                                      const SkRect* cull, const SkPaint& paint) {
    442     SkString str;
    443     toString(text, byteLength, paint.getTextEncoding(), &str);
    444     this->dump(kDrawText_Verb, &paint, "drawTextRSXform(%s [%d])",
    445                str.c_str(), byteLength);
    446 }
    447 
    448 void SkDumpCanvas::onDrawTextBlob(const SkTextBlob* blob, SkScalar x, SkScalar y,
    449                                   const SkPaint& paint) {
    450     SkString str;
    451     toString(blob->bounds(), &str);
    452     this->dump(kDrawText_Verb, &paint, "drawTextBlob(%p) [%s]", blob, str.c_str());
    453     // FIXME: dump the actual blob content?
    454 }
    455 
    456 void SkDumpCanvas::onDrawPicture(const SkPicture* picture, const SkMatrix* matrix,
    457                                  const SkPaint* paint) {
    458     this->dump(kDrawPicture_Verb, nullptr, "drawPicture(%p) %f:%f:%f:%f", picture,
    459                picture->cullRect().fLeft, picture->cullRect().fTop,
    460                picture->cullRect().fRight, picture->cullRect().fBottom);
    461     fNestLevel += 1;
    462     this->INHERITED::onDrawPicture(picture, matrix, paint);
    463     fNestLevel -= 1;
    464     this->dump(kDrawPicture_Verb, nullptr, "endPicture(%p) %f:%f:%f:%f", &picture,
    465                picture->cullRect().fLeft, picture->cullRect().fTop,
    466                picture->cullRect().fRight, picture->cullRect().fBottom);
    467 }
    468 
    469 void SkDumpCanvas::onDrawVerticesObject(const SkVertices* vertices, SkBlendMode,
    470                                         const SkPaint& paint) {
    471     this->dump(kDrawVertices_Verb, &paint, "drawVertices(%s [%d] ...)",
    472                toString(vertices->mode()), vertices->vertexCount());
    473 }
    474 
    475 void SkDumpCanvas::onDrawPatch(const SkPoint cubics[12], const SkColor colors[4],
    476                                const SkPoint texCoords[4], SkBlendMode,
    477                                const SkPaint& paint) {
    478     //dumps corner points and colors in clockwise order starting on upper-left corner
    479     this->dump(kDrawPatch_Verb, &paint, "drawPatch(Vertices{[%f, %f], [%f, %f], [%f, %f], [%f, %f]}\
    480               | Colors{[0x%x], [0x%x], [0x%x], [0x%x]} | TexCoords{[%f,%f], [%f,%f], [%f,%f], \
    481                [%f,%f]})",
    482               cubics[0].fX, cubics[0].fY,
    483               cubics[3].fX, cubics[3].fY,
    484               cubics[6].fX, cubics[6].fY,
    485               cubics[9].fX, cubics[9].fY,
    486               colors[0], colors[1], colors[2], colors[3],
    487               texCoords[0].x(), texCoords[0].y(), texCoords[1].x(), texCoords[1].y(),
    488               texCoords[2].x(), texCoords[2].y(), texCoords[3].x(), texCoords[3].y());
    489 }
    490 
    491 void SkDumpCanvas::onDrawAnnotation(const SkRect& rect, const char key[], SkData* value) {
    492     SkString str;
    493     toString(rect, &str);
    494     this->dump(kDrawAnnotation_Verb, nullptr, "drawAnnotation(%s \"%s\" (%zu))",
    495                str.c_str(), key, value ? value->size() : 0);
    496 }
    497 
    498 ///////////////////////////////////////////////////////////////////////////////
    499 ///////////////////////////////////////////////////////////////////////////////
    500 
    501 SkFormatDumper::SkFormatDumper(void (*proc)(const char*, void*), void* refcon) {
    502     fProc = proc;
    503     fRefcon = refcon;
    504 }
    505 
    506 static void appendPtr(SkString* str, const void* ptr, const char name[]) {
    507     if (ptr) {
    508         str->appendf(" %s:%p", name, ptr);
    509     }
    510 }
    511 
    512 static void appendFlattenable(SkString* str, const SkFlattenable* ptr,
    513                               const char name[]) {
    514     if (ptr) {
    515         str->appendf(" %s:%p", name, ptr);
    516     }
    517 }
    518 
    519 void SkFormatDumper::dump(SkDumpCanvas* canvas, SkDumpCanvas::Verb verb,
    520                           const char str[], const SkPaint* p) {
    521     SkString msg, tab;
    522     const int level = canvas->getNestLevel() + canvas->getSaveCount() - 1;
    523     SkASSERT(level >= 0);
    524     for (int i = 0; i < level; i++) {
    525 #if 0
    526         tab.append("\t");
    527 #else
    528         tab.append("    ");   // tabs are often too wide to be useful
    529 #endif
    530     }
    531     msg.printf("%s%s", tab.c_str(), str);
    532 
    533     if (p) {
    534         msg.appendf(" color:0x%08X flags:%X", p->getColor(), p->getFlags());
    535         if (!p->isSrcOver()) {
    536             msg.appendf(" blendmode:%d", (int)p->getBlendMode());
    537         }
    538         appendFlattenable(&msg, p->getShader(), "shader");
    539         appendFlattenable(&msg, p->getPathEffect(), "pathEffect");
    540         appendFlattenable(&msg, p->getMaskFilter(), "maskFilter");
    541         appendFlattenable(&msg, p->getPathEffect(), "pathEffect");
    542         appendFlattenable(&msg, p->getColorFilter(), "filter");
    543 
    544         if (SkDumpCanvas::kDrawText_Verb == verb) {
    545             msg.appendf(" textSize:%g", SkScalarToFloat(p->getTextSize()));
    546             appendPtr(&msg, p->getTypeface(), "typeface");
    547         }
    548 
    549         if (p->getStyle() != SkPaint::kFill_Style) {
    550             msg.appendf(" strokeWidth:%g", SkScalarToFloat(p->getStrokeWidth()));
    551         }
    552     }
    553 
    554     fProc(msg.c_str(), fRefcon);
    555 }
    556 
    557 ///////////////////////////////////////////////////////////////////////////////
    558 
    559 static void dumpToDebugf(const char text[], void*) {
    560     SkDebugf("%s\n", text);
    561 }
    562 
    563 SkDebugfDumper::SkDebugfDumper() : INHERITED(dumpToDebugf, nullptr) {}
    564