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ui/app: (macOS) use a consistent and constant backing store constant

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Compute and keep constant the pixel density, to avoid window content
changes when moving to another monitor with a different density.

Use backing store scale, not content scale for input events.

Signed-off-by: Elias Naur <mail@eliasnaur.com>
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Elias Naur
2019-07-21 16:53:44 +02:00
parent cb59594b5b
commit 8eea6b80f3
4 changed files with 43 additions and 21 deletions
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ui/app/os_macos.h
+2
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@@ -13,5 +13,7 @@ __attribute__ ((visibility ("hidden"))) CGFloat gio_viewHeight(CFTypeRef viewRef
__attribute__ ((visibility ("hidden"))) void gio_setAnimating(CFTypeRef viewRef, BOOL anim);
__attribute__ ((visibility ("hidden"))) void gio_updateDisplayLink(CFTypeRef viewRef, CGDirectDisplayID dispID);
__attribute__ ((visibility ("hidden"))) CGFloat gio_getPixelsPerDP(void);
__attribute__ ((visibility ("hidden"))) CGFloat gio_getBackingScale(void);
__attribute__ ((visibility ("hidden"))) CGFloat gio_getViewBackingScale(CFTypeRef viewRef);
#endif