[core] Trim StyleObserver interface

It doesn't need to inherit from SpriteLoaderObserver and GlyphAtlasObserver.

3 files changed, 2 insertions, 14 deletions

diff --git a/src/mbgl/style/observer.hpp b/src/mbgl/style/observer.hpp
index 77d97685be..3b2c0db3c0 100644
--- a/src/mbgl/style/observer.hpp
+++ b/src/mbgl/style/observer.hpp
@@ -1,7 +1,5 @@
 #pragma once
 
-#include <mbgl/text/glyph_atlas_observer.hpp>
-#include <mbgl/sprite/sprite_loader_observer.hpp>
 #include <mbgl/style/source_observer.hpp>
 #include <mbgl/map/update.hpp>
 
@@ -10,9 +8,7 @@
 namespace mbgl {
 namespace style {
 
-class Observer : public GlyphAtlasObserver,
-                 public SpriteLoaderObserver,
-                 public SourceObserver {
+class Observer : public SourceObserver {
 public:
     virtual void onUpdate(Update) {}
     virtual void onStyleError(std::exception_ptr) {}
diff --git a/src/mbgl/style/style.cpp b/src/mbgl/style/style.cpp
index 5f67d495bd..ae9ed97427 100644
--- a/src/mbgl/style/style.cpp
+++ b/src/mbgl/style/style.cpp
@@ -729,15 +729,10 @@ void Style::setObserver(style::Observer* observer_) {
     observer = observer_;
 }
 
-void Style::onGlyphsLoaded(const FontStack& fontStack, const GlyphRange& glyphRange) {
-    observer->onGlyphsLoaded(fontStack, glyphRange);
-}
-
 void Style::onGlyphsError(const FontStack& fontStack, const GlyphRange& glyphRange, std::exception_ptr error) {
     lastError = error;
     Log::Error(Event::Style, "Failed to load glyph range %d-%d for font stack %s: %s",
                glyphRange.first, glyphRange.second, fontStackToString(fontStack).c_str(), util::toString(error).c_str());
-    observer->onGlyphsError(fontStack, glyphRange, error);
     observer->onResourceError(error);
 }
 
@@ -789,14 +784,12 @@ void Style::onSpriteLoaded(SpriteLoader::Images&& images) {
     spriteAtlas->onSpriteLoaded(std::move(addedImages));
 
     // Update observer
-    observer->onSpriteLoaded(std::move(images));
     observer->onUpdate(Update::Repaint); // For *-pattern properties.
 }
 
 void Style::onSpriteError(std::exception_ptr error) {
     lastError = error;
     Log::Error(Event::Style, "Failed to load sprite: %s", util::toString(error).c_str());
-    observer->onSpriteError(error);
     observer->onResourceError(error);
 }
 
diff --git a/src/mbgl/style/style.hpp b/src/mbgl/style/style.hpp
index 5953d823d9..fb724e2b46 100644
--- a/src/mbgl/style/style.hpp
+++ b/src/mbgl/style/style.hpp
@@ -154,8 +154,7 @@ private:
 
     std::vector<std::unique_ptr<Layer>>::const_iterator findLayer(const std::string& layerID) const;
 
-    // GlyphStoreObserver implementation.
-    void onGlyphsLoaded(const FontStack&, const GlyphRange&) override;
+    // GlyphAtlasObserver implementation.
     void onGlyphsError(const FontStack&, const GlyphRange&, std::exception_ptr) override;
 
     // SpriteLoaderObserver implementation.