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DirectManipulation: Account for DPI scale

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This commit is contained in:
Luca Bacci 2022-05-19 15:04:41 +02:00
parent 0f01629ce3
commit 8a6d6fe6b1
1 changed files with 6 additions and 2 deletions
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8
gdk/win32/gdkinput-dmanipulation.c
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@ -167,8 +167,10 @@ DManipEventHandler_OnContentUpdated (IDirectManipulationViewportEventHandler *se
{ {
case GESTURE_PAN: case GESTURE_PAN:
{ {
GdkWin32Surface *surface_win32;
GdkModifierType state; GdkModifierType state;
uint32_t time; uint32_t time;
int scale;
float pan_x; float pan_x;
float pan_y; float pan_y;
GdkEvent *event; GdkEvent *event;
@ -176,14 +178,16 @@ DManipEventHandler_OnContentUpdated (IDirectManipulationViewportEventHandler *se
pan_x = transform[4]; pan_x = transform[4];
pan_y = transform[5]; pan_y = transform[5];
surface_win32 = GDK_WIN32_SURFACE (self->surface);
scale = surface_win32->surface_scale;
state = util_get_modifier_state (); state = util_get_modifier_state ();
time = (uint32_t) GetMessageTime (); time = (uint32_t) GetMessageTime ();
event = gdk_scroll_event_new (self->surface, event = gdk_scroll_event_new (self->surface,
self->device, self->device,
NULL, time, state, NULL, time, state,
self->pan_x - pan_x, (self->pan_x - pan_x) / scale,
self->pan_y - pan_y, (self->pan_y - pan_y) / scale,
FALSE, FALSE,
GDK_SCROLL_UNIT_SURFACE); GDK_SCROLL_UNIT_SURFACE);
_gdk_win32_append_event (event); _gdk_win32_append_event (event);