95bc5f3495
R=reed@google.com, bsalomon@google.com Let isNested(Fill)Rect return true if drawn path describes filled rectangles. Review URL: https://codereview.chromium.org/1073473002
81 lines
2.2 KiB
Lua
81 lines
2.2 KiB
Lua
function tostr(t)
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local str = ""
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for k, v in next, t do
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if #str > 0 then
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str = str .. ", "
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end
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if type(k) == "number" then
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str = str .. "[" .. k .. "] = "
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else
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str = str .. tostring(k) .. " = "
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end
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if type(v) == "table" then
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str = str .. "{ " .. tostr(v) .. " }"
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else
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str = str .. tostring(v)
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end
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end
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return str
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end
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local total = {} -- accumulate() stores its data in here
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local canvas -- holds the current canvas (from startcanvas())
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--[[
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startcanvas() is called at the start of each picture file, passing the
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canvas that we will be drawing into, and the name of the file.
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Following this call, there will be some number of calls to accumulate(t)
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where t is a table of parameters that were passed to that draw-op.
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t.verb is a string holding the name of the draw-op (e.g. "drawRect")
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when a given picture is done, we call endcanvas(canvas, fileName)
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]]
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function sk_scrape_startcanvas(c, fileName)
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canvas = c
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end
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--[[
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Called when the current canvas is done drawing.
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]]
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function sk_scrape_endcanvas(c, fileName)
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canvas = nil
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end
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--[[
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Called with the parameters to each canvas.draw call, where canvas is the
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current canvas as set by startcanvas()
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]]
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function sk_scrape_accumulate(t)
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local n = total[t.verb] or 0
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total[t.verb] = n + 1
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if false and t.verb == "drawRect" and t.paint:isAntiAlias() then
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local r = t.rect;
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local p = t.paint;
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local c = p:getColor();
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print("drawRect ", tostr(r), tostr(c), "\n")
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end
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if false and t.verb == "drawPath" then
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local pred, r1, r2, d1, d2 = t.path:isNestedFillRects()
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if pred then
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print("drawRect_Nested", tostr(r1), tostr(r2), d1, d2)
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else
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print("drawPath", "isEmpty", tostring(t.path:isEmpty()),
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"isRect", tostring(t.path:isRect()), tostr(t.path:getBounds()))
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end
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end
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end
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--[[
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lua_pictures will call this function after all of the pictures have been
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"accumulated".
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]]
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function sk_scrape_summarize()
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io.write("\n{ ", tostr(total), " }\n")
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end
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