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https://github.com/RGBCube/serenity
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0d8aaaaa44
Get rid of the dedicated Emoji class to make it easier to store a null value signifying a failed lookup. This allows us to remember failed lookups, making subsequent failures for the same codepoint much faster. :^)
24 lines
618 B
C++
24 lines
618 B
C++
#include <AK/HashMap.h>
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#include <AK/String.h>
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#include <LibDraw/Emoji.h>
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#include <LibDraw/GraphicsBitmap.h>
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static HashMap<u32, RefPtr<GraphicsBitmap>> s_emojis;
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const GraphicsBitmap* Emoji::emoji_for_codepoint(u32 codepoint)
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{
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auto it = s_emojis.find(codepoint);
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if (it != s_emojis.end())
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return (*it).value.ptr();
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String path = String::format("/res/emoji/U+%X.png", codepoint);
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auto bitmap = GraphicsBitmap::load_from_file(path);
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if (!bitmap) {
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s_emojis.set(codepoint, nullptr);
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return nullptr;
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}
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s_emojis.set(codepoint, bitmap);
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return bitmap.ptr();
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}
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