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UWP: Add a missing bounds check from TextDrawerWin32::DrawStringBitmap

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Fixes a crash on switching tabs
This commit is contained in:
Silent 2021-06-27 17:55:42 +02:00
parent bb38cf842b
commit c4572afdb1
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GPG key ID: AE53149BB0C45AF1
1 changed files with 5 additions and 0 deletions
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5
Common/Render/Text/draw_text_uwp.cpp
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@ -359,6 +359,11 @@ void TextDrawerUWP::DrawStringBitmap(std::vector<uint8_t> &bitmapData, TextStrin
size.cx = metrics.width + 1;
size.cy = metrics.height + 1;
if (size.cx > MAX_TEXT_WIDTH)
size.cx = MAX_TEXT_WIDTH;
if (size.cy > MAX_TEXT_HEIGHT)
size.cy = MAX_TEXT_HEIGHT;
// Prevent zero-sized textures, which can occur. Not worth to avoid
// creating the texture altogether in this case. One example is a string
// containing only '\r\n', see issue #10764.