Revert "Reland "remove toString""

This reverts commit 92e37b6d79f12ccfaaf7671413316952d182267d.

Reason for revert: toString still used by flutter

Original change's description:
> Reland "remove toString"
> 
> This reverts commit 32a4910e57b1fdd3c8671de1ee85e05ca21d079f.
> 
> Reason for revert: SkMatrix::toString use has been removed from flutter and has been picked up in fuchsia
> 
> Original change's description:
> > Revert "remove toString"
> > 
> > This reverts commit 5191880cbf3ee4d122b0d11b4945fbab0784fda7.
> > 
> > Reason for revert: broke flutter
> > 
> > Original change's description:
> > > remove toString
> > > 
> > > toString may have been used by obsolete debugger only
> > > find out if that is so
> > > 
> > > R=​brianosman@google.com,bsalomon@google.com
> > > 
> > > Docs-Preview: https://skia.org/?cl=119894
> > > Bug:830651
> > > Change-Id: I737f19b7d3fbc869bea2f443fa3b5ed7c1393ffd
> > > Reviewed-on: https://skia-review.googlesource.com/119894
> > > Commit-Queue: Cary Clark <caryclark@google.com>
> > > Reviewed-by: Brian Salomon <bsalomon@google.com>
> > 
> > TBR=bsalomon@google.com,brianosman@google.com,caryclark@google.com,caryclark@skia.org
> > 
> > Change-Id: I9f81de6c3615ee0608bcea9081b77239b4b8816c
> > No-Presubmit: true
> > No-Tree-Checks: true
> > No-Try: true
> > Bug: 830651
> > Reviewed-on: https://skia-review.googlesource.com/129340
> > Reviewed-by: Cary Clark <caryclark@google.com>
> > Commit-Queue: Cary Clark <caryclark@google.com>
> 
> TBR=bsalomon@google.com,brianosman@google.com,caryclark@google.com,caryclark@skia.org
> 
> # Not skipping CQ checks because original CL landed > 1 day ago.
> 
> Bug: 830651
> Change-Id: Ida8725b6051132d8c46faf99358a8fcc1bcabf34
> Reviewed-on: https://skia-review.googlesource.com/129623
> Reviewed-by: Cary Clark <caryclark@skia.org>
> Reviewed-by: Cary Clark <caryclark@google.com>
> Commit-Queue: Cary Clark <caryclark@google.com>

TBR=bsalomon@google.com,brianosman@google.com,caryclark@google.com,caryclark@skia.org

Change-Id: Iafc59ffc1b3db67c520ba31bf12d68e1b46c0ea2
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: 830651
Reviewed-on: https://skia-review.googlesource.com/131082
Reviewed-by: Cary Clark <caryclark@google.com>
Commit-Queue: Cary Clark <caryclark@google.com>

1 files changed, 149 insertions, 0 deletions

diff --git a/src/core/SkPaint.cpp b/src/core/SkPaint.cpp
index c76b98121e..82dec0ea8c 100644
--- a/src/core/SkPaint.cpp
+++ b/src/core/SkPaint.cpp
@@ -1384,6 +1384,155 @@ const SkRect& SkPaint::doComputeFastBounds(const SkRect& origSrc,
     return *storage;
 }
 
+void SkPaint::toString(SkString* str) const {
+    str->append("<dl><dt>SkPaint:</dt><dd><dl>");
+
+    SkTypeface* typeface = this->getTypeface();
+    if (typeface) {
+        SkDynamicMemoryWStream ostream;
+        typeface->serialize(&ostream);
+        std::unique_ptr<SkStreamAsset> istream(ostream.detachAsStream());
+
+        SkFontDescriptor descriptor;
+        if (!SkFontDescriptor::Deserialize(istream.get(), &descriptor)) {
+            str->append("<dt>FontDescriptor deserialization failed</dt>");
+        } else {
+            str->append("<dt>Font Family Name:</dt><dd>");
+            str->append(descriptor.getFamilyName());
+            str->append("</dd><dt>Font Full Name:</dt><dd>");
+            str->append(descriptor.getFullName());
+            str->append("</dd><dt>Font PS Name:</dt><dd>");
+            str->append(descriptor.getPostscriptName());
+            str->append("</dd>");
+        }
+    }
+
+    str->append("<dt>TextSize:</dt><dd>");
+    str->appendScalar(this->getTextSize());
+    str->append("</dd>");
+
+    str->append("<dt>TextScaleX:</dt><dd>");
+    str->appendScalar(this->getTextScaleX());
+    str->append("</dd>");
+
+    str->append("<dt>TextSkewX:</dt><dd>");
+    str->appendScalar(this->getTextSkewX());
+    str->append("</dd>");
+
+    SkPathEffect* pathEffect = this->getPathEffect();
+    if (pathEffect) {
+        str->append("<dt>PathEffect:</dt><dd>");
+        pathEffect->toString(str);
+        str->append("</dd>");
+    }
+
+    if (const auto* shader = as_SB(this->getShader())) {
+        str->append("<dt>Shader:</dt><dd>");
+        shader->toString(str);
+        str->append("</dd>");
+    }
+
+    if (!this->isSrcOver()) {
+        str->appendf("<dt>Xfermode:</dt><dd>%d</dd>", fBlendMode);
+    }
+
+    SkMaskFilter* maskFilter = this->getMaskFilter();
+    if (maskFilter) {
+        str->append("<dt>MaskFilter:</dt><dd>");
+        as_MFB(maskFilter)->toString(str);
+        str->append("</dd>");
+    }
+
+    SkColorFilter* colorFilter = this->getColorFilter();
+    if (colorFilter) {
+        str->append("<dt>ColorFilter:</dt><dd>");
+        colorFilter->toString(str);
+        str->append("</dd>");
+    }
+
+    SkDrawLooper* looper = this->getLooper();
+    if (looper) {
+        str->append("<dt>DrawLooper:</dt><dd>");
+        looper->toString(str);
+        str->append("</dd>");
+    }
+
+    SkImageFilter* imageFilter = this->getImageFilter();
+    if (imageFilter) {
+        str->append("<dt>ImageFilter:</dt><dd>");
+        imageFilter->toString(str);
+        str->append("</dd>");
+    }
+
+    str->append("<dt>Color:</dt><dd>0x");
+    SkColor color = this->getColor();
+    str->appendHex(color);
+    str->append("</dd>");
+
+    str->append("<dt>Stroke Width:</dt><dd>");
+    str->appendScalar(this->getStrokeWidth());
+    str->append("</dd>");
+
+    str->append("<dt>Stroke Miter:</dt><dd>");
+    str->appendScalar(this->getStrokeMiter());
+    str->append("</dd>");
+
+    str->append("<dt>Flags:</dt><dd>(");
+    if (this->getFlags()) {
+        bool needSeparator = false;
+        SkAddFlagToString(str, this->isAntiAlias(), "AntiAlias", &needSeparator);
+        SkAddFlagToString(str, this->isDither(), "Dither", &needSeparator);
+        SkAddFlagToString(str, this->isFakeBoldText(), "FakeBoldText", &needSeparator);
+        SkAddFlagToString(str, this->isLinearText(), "LinearText", &needSeparator);
+        SkAddFlagToString(str, this->isSubpixelText(), "SubpixelText", &needSeparator);
+        SkAddFlagToString(str, this->isLCDRenderText(), "LCDRenderText", &needSeparator);
+        SkAddFlagToString(str, this->isEmbeddedBitmapText(),
+                          "EmbeddedBitmapText", &needSeparator);
+        SkAddFlagToString(str, this->isAutohinted(), "Autohinted", &needSeparator);
+        SkAddFlagToString(str, this->isVerticalText(), "VerticalText", &needSeparator);
+    } else {
+        str->append("None");
+    }
+    str->append(")</dd>");
+
+    str->append("<dt>FilterLevel:</dt><dd>");
+    static const char* gFilterQualityStrings[] = { "None", "Low", "Medium", "High" };
+    str->append(gFilterQualityStrings[this->getFilterQuality()]);
+    str->append("</dd>");
+
+    str->append("<dt>TextAlign:</dt><dd>");
+    static const char* gTextAlignStrings[SkPaint::kAlignCount] = { "Left", "Center", "Right" };
+    str->append(gTextAlignStrings[this->getTextAlign()]);
+    str->append("</dd>");
+
+    str->append("<dt>CapType:</dt><dd>");
+    static const char* gStrokeCapStrings[SkPaint::kCapCount] = { "Butt", "Round", "Square" };
+    str->append(gStrokeCapStrings[this->getStrokeCap()]);
+    str->append("</dd>");
+
+    str->append("<dt>JoinType:</dt><dd>");
+    static const char* gJoinStrings[SkPaint::kJoinCount] = { "Miter", "Round", "Bevel" };
+    str->append(gJoinStrings[this->getStrokeJoin()]);
+    str->append("</dd>");
+
+    str->append("<dt>Style:</dt><dd>");
+    static const char* gStyleStrings[SkPaint::kStyleCount] = { "Fill", "Stroke", "StrokeAndFill" };
+    str->append(gStyleStrings[this->getStyle()]);
+    str->append("</dd>");
+
+    str->append("<dt>TextEncoding:</dt><dd>");
+    static const char* gTextEncodingStrings[] = { "UTF8", "UTF16", "UTF32", "GlyphID" };
+    str->append(gTextEncodingStrings[this->getTextEncoding()]);
+    str->append("</dd>");
+
+    str->append("<dt>Hinting:</dt><dd>");
+    static const char* gHintingStrings[] = { "None", "Slight", "Normal", "Full" };
+    str->append(gHintingStrings[this->getHinting()]);
+    str->append("</dd>");
+
+    str->append("</dd></dl></dl>");
+}
+
 ///////////////////////////////////////////////////////////////////////////////
 
 static bool has_thick_frame(const SkPaint& paint) {