Enhance tree scrolling when dragging

(cherry picked from commit 14a901e88f)
This commit is contained in:
groud 2018-12-29 15:41:31 +01:00 committed by Hein-Pieter van Braam-Stewart
parent 34c2679506
commit 4be1343f3c
2 changed files with 16 additions and 16 deletions

View File

@ -689,7 +689,7 @@ Ref<Theme> create_editor_theme(const Ref<Theme> p_theme) {
theme->set_constant("button_margin", "Tree", default_margin_size * EDSCALE); theme->set_constant("button_margin", "Tree", default_margin_size * EDSCALE);
theme->set_constant("draw_relationship_lines", "Tree", relationship_line_opacity >= 0.01); theme->set_constant("draw_relationship_lines", "Tree", relationship_line_opacity >= 0.01);
theme->set_constant("draw_guides", "Tree", relationship_line_opacity < 0.01); theme->set_constant("draw_guides", "Tree", relationship_line_opacity < 0.01);
theme->set_constant("scroll_border", "Tree", default_margin_size * EDSCALE); theme->set_constant("scroll_border", "Tree", 40 * EDSCALE);
theme->set_constant("scroll_speed", "Tree", 12); theme->set_constant("scroll_speed", "Tree", 12);
Ref<StyleBoxFlat> style_tree_btn = style_default->duplicate(); Ref<StyleBoxFlat> style_tree_btn = style_default->duplicate();

View File

@ -2845,7 +2845,7 @@ void Tree::_notification(int p_what) {
if (p_what == NOTIFICATION_DRAG_BEGIN) { if (p_what == NOTIFICATION_DRAG_BEGIN) {
single_select_defer = NULL; single_select_defer = NULL;
if (cache.scroll_speed > 0 && get_rect().has_point(get_viewport()->get_mouse_position() - get_global_position())) { if (cache.scroll_speed > 0) {
scrolling = true; scrolling = true;
set_physics_process_internal(true); set_physics_process_internal(true);
} }
@ -2892,22 +2892,22 @@ void Tree::_notification(int p_what) {
} }
} }
if (scrolling) { Point2 mouse_position = get_viewport()->get_mouse_position() - get_global_position();
Point2 point = get_viewport()->get_mouse_position() - get_global_position(); if (scrolling && get_rect().grow(cache.scroll_border).has_point(mouse_position)) {
if (point.x < cache.scroll_border) { Point2 point;
point.x -= cache.scroll_border;
} else if (point.x > get_size().width - cache.scroll_border) { if ((ABS(mouse_position.x) < ABS(mouse_position.x - get_size().width)) && (ABS(mouse_position.x) < cache.scroll_border)) {
point.x -= get_size().width - cache.scroll_border; point.x = mouse_position.x - cache.scroll_border;
} else { } else if (ABS(mouse_position.x - get_size().width) < cache.scroll_border) {
point.x = 0; point.x = mouse_position.x - (get_size().width - cache.scroll_border);
} }
if (point.y < cache.scroll_border) {
point.y -= cache.scroll_border; if ((ABS(mouse_position.y) < ABS(mouse_position.y - get_size().height)) && (ABS(mouse_position.y) < cache.scroll_border)) {
} else if (point.y > get_size().height - cache.scroll_border) { point.y = mouse_position.y - cache.scroll_border;
point.y -= get_size().height - cache.scroll_border; } else if (ABS(mouse_position.y - get_size().height) < cache.scroll_border) {
} else { point.y = mouse_position.y - (get_size().height - cache.scroll_border);
point.y = 0;
} }
point *= cache.scroll_speed * get_physics_process_delta_time(); point *= cache.scroll_speed * get_physics_process_delta_time();
point += get_scroll(); point += get_scroll();
h_scroll->set_value(point.x); h_scroll->set_value(point.x);