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Web: Adjust the scroll wheel sensitivity for zooming.

pull/1310/head
ruevs 2022-11-06 04:34:04 +02:00
parent 6fc84ae2ce
commit 50cbecbe72
1 changed files with 8 additions and 3 deletions
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11
src/platform/guihtml.cpp
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@ -808,13 +808,18 @@ public:
MouseEvent event = {};
if(emEvent->deltaY != 0) {
event.type = MouseEvent::Type::SCROLL_VERT;
event.scrollDelta = -emEvent->deltaY * 0.1;
// FIXME(emscripten):
// Pay attention to:
// dbp("Mouse wheel delta mode: %lu", emEvent->deltaMode);
// https://emscripten.org/docs/api_reference/html5.h.html#id11
// https://www.w3.org/TR/DOM-Level-3-Events/#dom-wheelevent-deltamode
// and adjust the 0.01 below. deltaMode == 0 on a Firefox on a Windows.
event.scrollDelta = -emEvent->deltaY * 0.01;
} else {
return EM_FALSE;
}
EmscriptenMouseEvent emStatus = {};
sscheck(emscripten_get_mouse_status(&emStatus));
const EmscriptenMouseEvent &emStatus = emEvent->mouse;
event.x = emStatus.targetX;
event.y = emStatus.targetY;
event.shiftDown = emStatus.shiftKey;