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Implemented scrolling factor for smooth trackpad scrolling

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Working platforms platform: OSX, Windows.
Support for almost all ui elements, including project list.

Ported from 304a1f5b5a (#7864).
Fixes #492 and #3913.
This commit is contained in:
Sean Bohan
2017-05-13 12:02:26 +08:00
parent e7328fe5a0
commit ee670f3724
15 changed files with 111 additions and 67 deletions
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4
editor/plugins/canvas_item_editor_plugin.cpp
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@@ -1041,7 +1041,7 @@ void CanvasItemEditor::_viewport_input_event(const InputEvent &p_event) {
return;
float prev_zoom = zoom;
zoom = zoom * 0.95;
zoom = zoom * (1 - (0.05 * b.factor));
{
Point2 ofs(b.x, b.y);
ofs = ofs / prev_zoom - ofs / zoom;
@@ -1059,7 +1059,7 @@ void CanvasItemEditor::_viewport_input_event(const InputEvent &p_event) {
return;
float prev_zoom = zoom;
zoom = zoom * (1.0 / 0.95);
zoom = zoom * ((0.95 + (0.05 * b.factor)) / 0.95);
{
Point2 ofs(b.x, b.y);
ofs = ofs / prev_zoom - ofs / zoom;