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-rw-r--r--scene/gui/graph_edit.cpp28
-rw-r--r--scene/gui/graph_edit.h5
-rw-r--r--scene/gui/view_panner.cpp84
-rw-r--r--scene/gui/view_panner.h16
4 files changed, 81 insertions, 52 deletions
diff --git a/scene/gui/graph_edit.cpp b/scene/gui/graph_edit.cpp
index 6c495ab2c9..af52f6664a 100644
--- a/scene/gui/graph_edit.cpp
+++ b/scene/gui/graph_edit.cpp
@@ -1380,34 +1380,15 @@ void GraphEdit::gui_input(const Ref<InputEvent> &p_ev) {
accept_event();
}
}
-
- Ref<InputEventMagnifyGesture> magnify_gesture = p_ev;
- if (magnify_gesture.is_valid()) {
- set_zoom_custom(zoom * magnify_gesture->get_factor(), magnify_gesture->get_position());
- }
-
- Ref<InputEventPanGesture> pan_gesture = p_ev;
- if (pan_gesture.is_valid()) {
- h_scroll->set_value(h_scroll->get_value() + h_scroll->get_page() * pan_gesture->get_delta().x / 8);
- v_scroll->set_value(v_scroll->get_value() + v_scroll->get_page() * pan_gesture->get_delta().y / 8);
- }
-}
-
-void GraphEdit::_scroll_callback(Vector2 p_scroll_vec, bool p_alt) {
- if (p_scroll_vec.x != 0) {
- h_scroll->set_value(h_scroll->get_value() + (h_scroll->get_page() * Math::abs(p_scroll_vec.x) / 8) * SIGN(p_scroll_vec.x));
- } else {
- v_scroll->set_value(v_scroll->get_value() + (v_scroll->get_page() * Math::abs(p_scroll_vec.y) / 8) * SIGN(p_scroll_vec.y));
- }
}
-void GraphEdit::_pan_callback(Vector2 p_scroll_vec) {
+void GraphEdit::_pan_callback(Vector2 p_scroll_vec, Ref<InputEvent> p_event) {
h_scroll->set_value(h_scroll->get_value() - p_scroll_vec.x);
v_scroll->set_value(v_scroll->get_value() - p_scroll_vec.y);
}
-void GraphEdit::_zoom_callback(Vector2 p_scroll_vec, Vector2 p_origin, bool p_alt) {
- set_zoom_custom(p_scroll_vec.y < 0 ? zoom * zoom_step : zoom / zoom_step, p_origin);
+void GraphEdit::_zoom_callback(float p_zoom_factor, Vector2 p_origin, Ref<InputEvent> p_event) {
+ set_zoom_custom(zoom * p_zoom_factor, p_origin);
}
void GraphEdit::set_connection_activity(const StringName &p_from, int p_from_port, const StringName &p_to, int p_to_port, float p_activity) {
@@ -1502,6 +1483,7 @@ void GraphEdit::set_zoom_step(float p_zoom_step) {
}
zoom_step = p_zoom_step;
+ panner->set_scroll_zoom_factor(zoom_step);
}
float GraphEdit::get_zoom_step() const {
@@ -2421,7 +2403,7 @@ GraphEdit::GraphEdit() {
zoom_max = (1 * Math::pow(zoom_step, 4));
panner.instantiate();
- panner->set_callbacks(callable_mp(this, &GraphEdit::_scroll_callback), callable_mp(this, &GraphEdit::_pan_callback), callable_mp(this, &GraphEdit::_zoom_callback));
+ panner->set_callbacks(callable_mp(this, &GraphEdit::_pan_callback), callable_mp(this, &GraphEdit::_zoom_callback));
top_layer = memnew(GraphEditFilter(this));
add_child(top_layer, false, INTERNAL_MODE_BACK);
diff --git a/scene/gui/graph_edit.h b/scene/gui/graph_edit.h
index 030f40e370..dfe6b94906 100644
--- a/scene/gui/graph_edit.h
+++ b/scene/gui/graph_edit.h
@@ -129,9 +129,8 @@ private:
Ref<ViewPanner> panner;
bool warped_panning = true;
- void _scroll_callback(Vector2 p_scroll_vec, bool p_alt);
- void _pan_callback(Vector2 p_scroll_vec);
- void _zoom_callback(Vector2 p_scroll_vec, Vector2 p_origin, bool p_alt);
+ void _pan_callback(Vector2 p_scroll_vec, Ref<InputEvent> p_event);
+ void _zoom_callback(float p_zoom_factor, Vector2 p_origin, Ref<InputEvent> p_event);
bool arrange_nodes_button_hidden = false;
diff --git a/scene/gui/view_panner.cpp b/scene/gui/view_panner.cpp
index e8d54e6937..145497fa61 100644
--- a/scene/gui/view_panner.cpp
+++ b/scene/gui/view_panner.cpp
@@ -43,36 +43,42 @@ bool ViewPanner::gui_input(const Ref<InputEvent> &p_event, Rect2 p_canvas_rect)
if (scroll_vec != Vector2() && mb->is_pressed()) {
if (control_scheme == SCROLL_PANS) {
if (mb->is_ctrl_pressed()) {
- scroll_vec.y *= mb->get_factor();
- callback_helper(zoom_callback, varray(scroll_vec, mb->get_position(), mb->is_alt_pressed()));
+ // Compute the zoom factor.
+ float zoom_factor = mb->get_factor() <= 0 ? 1.0 : mb->get_factor();
+ zoom_factor = ((scroll_zoom_factor - 1.0) * zoom_factor) + 1.0;
+ float zoom = (scroll_vec.x + scroll_vec.y) > 0 ? 1.0 / scroll_zoom_factor : scroll_zoom_factor;
+ callback_helper(zoom_callback, varray(zoom, mb->get_position(), p_event));
return true;
} else {
- Vector2 panning;
- if (mb->is_shift_pressed()) {
- panning.x += mb->get_factor() * scroll_vec.y;
- panning.y += mb->get_factor() * scroll_vec.x;
- } else {
- panning.y += mb->get_factor() * scroll_vec.y;
- panning.x += mb->get_factor() * scroll_vec.x;
+ Vector2 panning = scroll_vec * mb->get_factor();
+ if (pan_axis == PAN_AXIS_HORIZONTAL) {
+ panning = Vector2(panning.x + panning.y, 0);
+ } else if (pan_axis == PAN_AXIS_VERTICAL) {
+ panning = Vector2(0, panning.x + panning.y);
+ } else if (mb->is_shift_pressed()) {
+ panning = Vector2(panning.y, panning.x);
}
- callback_helper(scroll_callback, varray(panning, mb->is_alt_pressed()));
+ callback_helper(pan_callback, varray(-panning * scroll_speed, p_event));
return true;
}
} else {
if (mb->is_ctrl_pressed()) {
- Vector2 panning;
- if (mb->is_shift_pressed()) {
- panning.x += mb->get_factor() * scroll_vec.y;
- panning.y += mb->get_factor() * scroll_vec.x;
- } else {
- panning.y += mb->get_factor() * scroll_vec.y;
- panning.x += mb->get_factor() * scroll_vec.x;
+ Vector2 panning = scroll_vec * mb->get_factor();
+ if (pan_axis == PAN_AXIS_HORIZONTAL) {
+ panning = Vector2(panning.x + panning.y, 0);
+ } else if (pan_axis == PAN_AXIS_VERTICAL) {
+ panning = Vector2(0, panning.x + panning.y);
+ } else if (mb->is_shift_pressed()) {
+ panning = Vector2(panning.y, panning.x);
}
- callback_helper(scroll_callback, varray(panning, mb->is_alt_pressed()));
+ callback_helper(pan_callback, varray(-panning * scroll_speed, p_event));
return true;
} else if (!mb->is_shift_pressed()) {
- scroll_vec.y *= mb->get_factor();
- callback_helper(zoom_callback, varray(scroll_vec, mb->get_position(), mb->is_alt_pressed()));
+ // Compute the zoom factor.
+ float zoom_factor = mb->get_factor() <= 0 ? 1.0 : mb->get_factor();
+ zoom_factor = ((scroll_zoom_factor - 1.0) * zoom_factor) + 1.0;
+ float zoom = (scroll_vec.x + scroll_vec.y) > 0 ? 1.0 / scroll_zoom_factor : scroll_zoom_factor;
+ callback_helper(zoom_callback, varray(zoom, mb->get_position(), p_event));
return true;
}
}
@@ -102,14 +108,31 @@ bool ViewPanner::gui_input(const Ref<InputEvent> &p_event, Rect2 p_canvas_rect)
if (mm.is_valid()) {
if (is_dragging) {
if (p_canvas_rect != Rect2()) {
- callback_helper(pan_callback, varray(Input::get_singleton()->warp_mouse_motion(mm, p_canvas_rect)));
+ callback_helper(pan_callback, varray(Input::get_singleton()->warp_mouse_motion(mm, p_canvas_rect), p_event));
} else {
- callback_helper(pan_callback, varray(mm->get_relative()));
+ callback_helper(pan_callback, varray(mm->get_relative(), p_event));
}
return true;
}
}
+ Ref<InputEventMagnifyGesture> magnify_gesture = p_event;
+ if (magnify_gesture.is_valid()) {
+ // Zoom gesture
+ callback_helper(zoom_callback, varray(magnify_gesture->get_factor(), magnify_gesture->get_position(), p_event));
+ return true;
+ }
+
+ Ref<InputEventPanGesture> pan_gesture = p_event;
+ if (pan_gesture.is_valid()) {
+ callback_helper(pan_callback, varray(-pan_gesture->get_delta(), p_event));
+ }
+
+ Ref<InputEventScreenDrag> screen_drag = p_event;
+ if (screen_drag.is_valid()) {
+ callback_helper(pan_callback, varray(screen_drag->get_relative(), p_event));
+ }
+
Ref<InputEventKey> k = p_event;
if (k.is_valid()) {
if (pan_view_shortcut.is_valid() && pan_view_shortcut->matches_event(k)) {
@@ -140,8 +163,7 @@ void ViewPanner::callback_helper(Callable p_callback, Vector<Variant> p_args) {
p_callback.callp(argptr, p_args.size(), result, ce);
}
-void ViewPanner::set_callbacks(Callable p_scroll_callback, Callable p_pan_callback, Callable p_zoom_callback) {
- scroll_callback = p_scroll_callback;
+void ViewPanner::set_callbacks(Callable p_pan_callback, Callable p_zoom_callback) {
pan_callback = p_pan_callback;
zoom_callback = p_zoom_callback;
}
@@ -163,6 +185,20 @@ void ViewPanner::set_simple_panning_enabled(bool p_enabled) {
simple_panning_enabled = p_enabled;
}
+void ViewPanner::set_scroll_speed(int p_scroll_speed) {
+ ERR_FAIL_COND(p_scroll_speed <= 0);
+ scroll_speed = p_scroll_speed;
+}
+
+void ViewPanner::set_scroll_zoom_factor(float p_scroll_zoom_factor) {
+ ERR_FAIL_COND(p_scroll_zoom_factor <= 1.0);
+ scroll_zoom_factor = p_scroll_zoom_factor;
+}
+
+void ViewPanner::set_pan_axis(PanAxis p_pan_axis) {
+ pan_axis = p_pan_axis;
+}
+
void ViewPanner::setup(ControlScheme p_scheme, Ref<Shortcut> p_shortcut, bool p_simple_panning) {
set_control_scheme(p_scheme);
set_pan_shortcut(p_shortcut);
diff --git a/scene/gui/view_panner.h b/scene/gui/view_panner.h
index 861574a80c..60d36ca04c 100644
--- a/scene/gui/view_panner.h
+++ b/scene/gui/view_panner.h
@@ -45,7 +45,17 @@ public:
SCROLL_PANS,
};
+ enum PanAxis {
+ PAN_AXIS_BOTH,
+ PAN_AXIS_HORIZONTAL,
+ PAN_AXIS_VERTICAL,
+ };
+
private:
+ int scroll_speed = 32;
+ float scroll_zoom_factor = 1.1;
+ PanAxis pan_axis = PAN_AXIS_BOTH;
+
bool is_dragging = false;
bool pan_key_pressed = false;
bool force_drag = false;
@@ -55,7 +65,6 @@ private:
Ref<Shortcut> pan_view_shortcut;
- Callable scroll_callback;
Callable pan_callback;
Callable zoom_callback;
@@ -63,11 +72,14 @@ private:
ControlScheme control_scheme = SCROLL_ZOOMS;
public:
- void set_callbacks(Callable p_scroll_callback, Callable p_pan_callback, Callable p_zoom_callback);
+ void set_callbacks(Callable p_pan_callback, Callable p_zoom_callback);
void set_control_scheme(ControlScheme p_scheme);
void set_enable_rmb(bool p_enable);
void set_pan_shortcut(Ref<Shortcut> p_shortcut);
void set_simple_panning_enabled(bool p_enabled);
+ void set_scroll_speed(int p_scroll_speed);
+ void set_scroll_zoom_factor(float p_scroll_zoom_factor);
+ void set_pan_axis(PanAxis p_pan_axis);
void setup(ControlScheme p_scheme, Ref<Shortcut> p_shortcut, bool p_simple_panning);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-29 01:10:43 +0000