add annotations to debugger

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2105113002

Review-Url: https://codereview.chromium.org/2105113002

4 files changed, 58 insertions, 0 deletions

diff --git a/tools/debugger/SkDebugCanvas.cpp b/tools/debugger/SkDebugCanvas.cpp
index 5ee22eba3f..ceea782193 100644
--- a/tools/debugger/SkDebugCanvas.cpp
+++ b/tools/debugger/SkDebugCanvas.cpp
@@ -552,6 +552,10 @@ void SkDebugCanvas::didConcat(const SkMatrix& matrix) {
     this->INHERITED::didConcat(matrix);
 }
 
+void SkDebugCanvas::onDrawAnnotation(const SkRect& rect, const char key[], SkData* value) {
+    this->addDrawCommand(new SkDrawAnnotationCommand(rect, key, sk_ref_sp(value)));
+}
+
 void SkDebugCanvas::onDrawBitmap(const SkBitmap& bitmap, SkScalar left,
                                  SkScalar top, const SkPaint* paint) {
     this->addDrawCommand(new SkDrawBitmapCommand(bitmap, left, top, paint));
diff --git a/tools/debugger/SkDebugCanvas.h b/tools/debugger/SkDebugCanvas.h
index 47aaf75572..d0cdf82a36 100644
--- a/tools/debugger/SkDebugCanvas.h
+++ b/tools/debugger/SkDebugCanvas.h
@@ -194,6 +194,7 @@ protected:
     void didConcat(const SkMatrix&) override;
     void didSetMatrix(const SkMatrix&) override;
 
+    void onDrawAnnotation(const SkRect&, const char[], SkData*) override;
     void onDrawDRRect(const SkRRect&, const SkRRect&, const SkPaint&) override;
     void onDrawText(const void* text, size_t byteLength, SkScalar x, SkScalar y,
                     const SkPaint&) override;
diff --git a/tools/debugger/SkDrawCommand.cpp b/tools/debugger/SkDrawCommand.cpp
index b95a9b89d1..1ef5e0b86c 100644
--- a/tools/debugger/SkDrawCommand.cpp
+++ b/tools/debugger/SkDrawCommand.cpp
@@ -177,6 +177,7 @@ const char* SkDrawCommand::GetCommandString(OpType type) {
         case kClipRect_OpType: return "ClipRect";
         case kClipRRect_OpType: return "ClipRRect";
         case kConcat_OpType: return "Concat";
+        case kDrawAnnotation_OpType: return "drawAnnotation";
         case kDrawBitmap_OpType: return "DrawBitmap";
         case kDrawBitmapNine_OpType: return "DrawBitmapNine";
         case kDrawBitmapRect_OpType: return "DrawBitmapRect";
@@ -235,6 +236,7 @@ SkDrawCommand* SkDrawCommand::fromJSON(Json::Value& command, UrlDataManager& url
         INSTALL_FACTORY(ClipRect);
         INSTALL_FACTORY(ClipRRect);
         INSTALL_FACTORY(Concat);
+        INSTALL_FACTORY(DrawAnnotation);
         INSTALL_FACTORY(DrawBitmap);
         INSTALL_FACTORY(DrawBitmapRect);
         INSTALL_FACTORY(DrawBitmapNine);
@@ -1712,6 +1714,41 @@ SkConcatCommand* SkConcatCommand::fromJSON(Json::Value& command, UrlDataManager&
     return new SkConcatCommand(matrix);
 }
 
+////
+
+SkDrawAnnotationCommand::SkDrawAnnotationCommand(const SkRect& rect, const char key[],
+                                                 sk_sp<SkData> value)
+    : INHERITED(kDrawAnnotation_OpType)
+    , fRect(rect)
+    , fKey(key)
+    , fValue(std::move(value))
+{}
+
+void SkDrawAnnotationCommand::execute(SkCanvas* canvas) const {
+    canvas->drawAnnotation(fRect, fKey.c_str(), fValue);
+}
+
+Json::Value SkDrawAnnotationCommand::toJSON(UrlDataManager& urlDataManager) const {
+    Json::Value result = INHERITED::toJSON(urlDataManager);
+
+    result[SKDEBUGCANVAS_ATTRIBUTE_COORDS] = MakeJsonRect(fRect);
+    result["key"] = Json::Value(fKey.c_str());
+    if (fValue.get()) {
+        // TODO: dump out the "value"
+    }
+    return result;
+}
+
+SkDrawAnnotationCommand* SkDrawAnnotationCommand::fromJSON(Json::Value& command,
+                                                           UrlDataManager& urlDataManager) {
+    SkRect rect;
+    extract_json_rect(command[SKDEBUGCANVAS_ATTRIBUTE_COORDS], &rect);
+    sk_sp<SkData> data(nullptr); // TODO: extract "value" from the Json
+    return new SkDrawAnnotationCommand(rect, command["key"].asCString(), data);
+}
+
+////
+
 SkDrawBitmapCommand::SkDrawBitmapCommand(const SkBitmap& bitmap, SkScalar left, SkScalar top,
                                          const SkPaint* paint)
     : INHERITED(kDrawBitmap_OpType) {
diff --git a/tools/debugger/SkDrawCommand.h b/tools/debugger/SkDrawCommand.h
index 9b81adad3f..0d1ece0055 100644
--- a/tools/debugger/SkDrawCommand.h
+++ b/tools/debugger/SkDrawCommand.h
@@ -28,6 +28,7 @@ public:
         kClipRect_OpType,
         kClipRRect_OpType,
         kConcat_OpType,
+        kDrawAnnotation_OpType,
         kDrawBitmap_OpType,
         kDrawBitmapNine_OpType,
         kDrawBitmapRect_OpType,
@@ -247,6 +248,21 @@ private:
     typedef SkDrawCommand INHERITED;
 };
 
+class SkDrawAnnotationCommand : public SkDrawCommand {
+public:
+    SkDrawAnnotationCommand(const SkRect&, const char key[], sk_sp<SkData> value);
+    void execute(SkCanvas* canvas) const override;
+    Json::Value toJSON(UrlDataManager& urlDataManager) const override;
+    static SkDrawAnnotationCommand* fromJSON(Json::Value& command, UrlDataManager& urlDataManager);
+
+private:
+    SkRect          fRect;
+    SkString        fKey;
+    sk_sp<SkData>   fValue;
+
+    typedef SkDrawCommand INHERITED;
+};
+
 class SkDrawBitmapCommand : public SkDrawCommand {
 public:
     SkDrawBitmapCommand(const SkBitmap& bitmap, SkScalar left, SkScalar top,