add paint:getEffects to return table of bools of a given effect is present on the paint

git-svn-id: http://skia.googlecode.com/svn/trunk@9978 2bbb7eff-a529-9590-31e7-b0007b416f81

1 files changed, 50 insertions, 0 deletions

diff --git a/tools/lua/count_effects.lua b/tools/lua/count_effects.lua
new file mode 100644
index 0000000000..5bd489977e
--- /dev/null
+++ b/tools/lua/count_effects.lua
@@ -0,0 +1,50 @@
+function tostr(t)
+    local str = ""
+    for k, v in next, t do
+        if #str > 0 then
+            str = str .. ", "
+        end
+        if type(k) == "number" then
+            str = str .. "[" .. k .. "] = "
+        else
+            str = str .. tostring(k) .. " = "
+        end
+        if type(v) == "table" then
+            str = str .. "{ " .. tostr(v) .. " }"
+        else
+            str = str .. tostring(v)
+        end
+    end
+    return str
+end
+
+function sk_scrape_startcanvas(c, fileName) end
+
+function sk_scrape_endcanvas(c, fileName) end
+
+local effects = {}
+
+function count_fields(t)
+    for k, v in next, t do
+        effects[k] = (effects[k] or 0) + 1
+    end
+end
+
+local total_paints = 0;
+
+function sk_scrape_accumulate(t)
+    -- dump the params in t, specifically showing the verb first, which we
+    -- then nil out so it doesn't appear in tostr()
+    io.write(t.verb, " ")
+    t.verb = nil
+    if (t.paint) then
+        total_paints = total_paints + 1
+        count_fields(t.paint:getEffects())
+    end
+    io.write(tostr(t), "\n")
+end
+
+function sk_scrape_summarize()
+    io.write("total paints ", total_paints, " ", tostr(effects), "\n");
+end
+