From 762e4bdfbede24ed2acf5f3547d32a0317165495 Mon Sep 17 00:00:00 2001
From: John Firebaugh <john.firebaugh@gmail.com>
Date: Thu, 12 Mar 2015 17:02:39 -0700
Subject: Clean up GlyphAtlas

---
 src/mbgl/geometry/glyph_atlas.cpp | 48 +++++++++++++++++++--------------------
 src/mbgl/geometry/glyph_atlas.hpp | 32 +++++++++++++-------------
 2 files changed, 40 insertions(+), 40 deletions(-)

(limited to 'src')

diff --git a/src/mbgl/geometry/glyph_atlas.cpp b/src/mbgl/geometry/glyph_atlas.cpp
index 67e6303200..6fcb4ecf87 100644
--- a/src/mbgl/geometry/glyph_atlas.cpp
+++ b/src/mbgl/geometry/glyph_atlas.cpp
@@ -18,26 +18,43 @@ GlyphAtlas::GlyphAtlas(uint16_t width_, uint16_t height_)
       dirty(true) {
 }
 
-Rect<uint16_t> GlyphAtlas::addGlyph(uint64_t tile_id, const std::string& face_name,
-                                    const SDFGlyph& glyph)
+void GlyphAtlas::addGlyphs(uint64_t tileID,
+                           const std::u32string& text,
+                           const std::string& stackName,
+                           const FontStack& fontStack,
+                           GlyphPositions& face)
 {
     std::lock_guard<std::mutex> lock(mtx);
-    return addGlyph_impl(tile_id, face_name, glyph);
+
+    const std::map<uint32_t, SDFGlyph>& sdfs = fontStack.getSDFs();
+
+    for (uint32_t chr : text)
+    {
+        auto sdf_it = sdfs.find(chr);
+        if (sdf_it == sdfs.end()) {
+            continue;
+        }
+
+        const SDFGlyph& sdf = sdf_it->second;
+        Rect<uint16_t> rect = addGlyph(tileID, stackName, sdf);
+        face.emplace(chr, Glyph{rect, sdf.metrics});
+    }
 }
 
-Rect<uint16_t> GlyphAtlas::addGlyph_impl(uint64_t tile_id, const std::string& face_name,
+Rect<uint16_t> GlyphAtlas::addGlyph(uint64_t tileID,
+                                    const std::string& stackName,
                                     const SDFGlyph& glyph)
 {
     // Use constant value for now.
     const uint8_t buffer = 3;
 
-    std::map<uint32_t, GlyphValue>& face = index[face_name];
+    std::map<uint32_t, GlyphValue>& face = index[stackName];
     std::map<uint32_t, GlyphValue>::iterator it = face.find(glyph.id);
 
     // The glyph is already in this texture.
     if (it != face.end()) {
         GlyphValue& value = it->second;
-        value.ids.insert(tile_id);
+        value.ids.insert(tileID);
         return value.rect;
     }
 
@@ -68,7 +85,7 @@ Rect<uint16_t> GlyphAtlas::addGlyph_impl(uint64_t tile_id, const std::string& fa
     assert(rect.x + rect.w <= width);
     assert(rect.y + rect.h <= height);
 
-    face.emplace(glyph.id, GlyphValue { rect, tile_id });
+    face.emplace(glyph.id, GlyphValue { rect, tileID });
 
     // Copy the bitmap
     char *target = data.get();
@@ -86,23 +103,6 @@ Rect<uint16_t> GlyphAtlas::addGlyph_impl(uint64_t tile_id, const std::string& fa
     return rect;
 }
 
-void GlyphAtlas::addGlyphs(uint64_t tileid, std::u32string const& text, std::string const& stackname, FontStack const& fontStack, GlyphPositions & face)
-{
-    std::lock_guard<std::mutex> lock(mtx);
-
-    std::map<uint32_t, SDFGlyph> const& sdfs = fontStack.getSDFs();
-    for (uint32_t chr : text)
-    {
-        auto sdf_it = sdfs.find(chr);
-        if (sdf_it != sdfs.end())
-        {
-            SDFGlyph const& sdf = sdf_it->second;
-            Rect<uint16_t> rect = addGlyph_impl(tileid, stackname, sdf);
-            face.emplace(chr, Glyph{rect, sdf.metrics});
-        }
-    }
-}
-
 void GlyphAtlas::removeGlyphs(uint64_t tile_id) {
     std::lock_guard<std::mutex> lock(mtx);
 
diff --git a/src/mbgl/geometry/glyph_atlas.hpp b/src/mbgl/geometry/glyph_atlas.hpp
index 7b3c223fe5..19550ea4df 100644
--- a/src/mbgl/geometry/glyph_atlas.hpp
+++ b/src/mbgl/geometry/glyph_atlas.hpp
@@ -15,6 +15,19 @@ namespace mbgl {
 
 class GlyphAtlas : public util::noncopyable {
 public:
+    GlyphAtlas(uint16_t width, uint16_t height);
+
+    void addGlyphs(uint64_t tileID,
+                   const std::u32string& text,
+                   const std::string& stackName,
+                   const FontStack&,
+                   GlyphPositions&);
+    void removeGlyphs(uint64_t tile_id);
+
+    void bind();
+
+    const uint16_t width = 0;
+    const uint16_t height = 0;
 
 private:
     struct GlyphValue {
@@ -24,23 +37,10 @@ private:
         std::set<uint64_t> ids;
     };
 
-    Rect<uint16_t> addGlyph_impl(uint64_t tile_id, const std::string& face_name,
-                                 const SDFGlyph& glyph);
-public:
-    GlyphAtlas(uint16_t width, uint16_t height);
-
-    Rect<uint16_t> addGlyph(uint64_t tile_id, const std::string& face_name,
-                            const SDFGlyph& glyph);
-    void addGlyphs(uint64_t tileid, std::u32string const& text, std::string const& stackname,
-                   FontStack const& fontStack, GlyphPositions & face);
-    void removeGlyphs(uint64_t tile_id);
-    void bind();
+    Rect<uint16_t> addGlyph(uint64_t tileID,
+                            const std::string& stackName,
+                            const SDFGlyph&);
 
-public:
-    const uint16_t width = 0;
-    const uint16_t height = 0;
-
-private:
     std::mutex mtx;
     BinPack<uint16_t> bin;
     std::map<std::string, std::map<uint32_t, GlyphValue>> index;
-- 
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