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[[ Bug 9992 ]] Improve export/import snapshot from screen on iOS7+ #5880

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livecodepanos merged 1 commit into from
Aug 31, 2017
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[[ Bug 9992 ]] Improve export/import snapshot from screen on iOS7+ #5880

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5 changes: 5 additions & 0 deletions docs/notes/bugfix-9992.md
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Original file line number Diff line number Diff line change
@@ -0,0 +1,5 @@
# Improve export/import snapshot from screen on iOS

The from screen form of export/import snapshot has been changed
to use a different API on iOS7+, which allows a greater variety
of native layers to be captured.
15 changes: 13 additions & 2 deletions engine/src/mbliphonedc.mm
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Expand Up @@ -617,8 +617,19 @@ static void MCScreenDCDoSnapshot(void *p_env)
-[window bounds].size.height * [[window layer] anchorPoint].y);

// Render the layer hierarchy to the current context
[[window layer] renderInContext:t_img_context];

if ([window respondsToSelector: @selector(drawViewHierarchyInRect:afterScreenUpdates:)])
{
// This method is supported in iOS7+ and will capture many
// native view's content.
UIGraphicsPushContext(t_img_context);
[window drawViewHierarchyInRect:[window bounds] afterScreenUpdates:YES];
UIGraphicsPopContext();
}
else
{
[[window layer] renderInContext:t_img_context];
}

// Restore the context
CGContextRestoreGState(t_img_context);
}
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