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Improve Graphedit connection lines

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This commit is contained in:
Hendrik Brucker
2022-05-30 15:38:13 +02:00
parent 3ed2a0428c
commit 70c234f3e3
9 changed files with 48 additions and 12 deletions
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31
scene/gui/graph_edit.cpp
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@ -857,13 +857,23 @@ PackedVector2Array GraphEdit::get_connection_line(const Vector2 &p_from, const V
return ret;
}
float x_diff = (p_to.x - p_from.x);
float cp_offset = x_diff * lines_curvature;
if (x_diff < 0) {
cp_offset *= -1;
}
Curve2D curve;
Vector<Color> colors;
curve.add_point(p_from);
curve.set_point_out(0, Vector2(60, 0));
curve.set_point_out(0, Vector2(cp_offset, 0));
curve.add_point(p_to);
curve.set_point_in(1, Vector2(-60, 0));
return curve.tessellate();
curve.set_point_in(1, Vector2(-cp_offset, 0));
if (lines_curvature > 0) {
return curve.tessellate(5, 2.0);
} else {
return curve.tessellate(1);
}
}
void GraphEdit::_draw_connection_line(CanvasItem *p_where, const Vector2 &p_from, const Vector2 &p_to, const Color &p_color, const Color &p_to_color, float p_width, float p_zoom) {
@ -1684,6 +1694,15 @@ void GraphEdit::_minimap_toggled() {
}
}
void GraphEdit::set_connection_lines_curvature(float p_curvature) {
lines_curvature = p_curvature;
update();
}
float GraphEdit::get_connection_lines_curvature() const {
return lines_curvature;
}
void GraphEdit::set_connection_lines_thickness(float p_thickness) {
lines_thickness = p_thickness;
update();
@ -2262,6 +2281,9 @@ void GraphEdit::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_use_snap", "enable"), &GraphEdit::set_use_snap);
ClassDB::bind_method(D_METHOD("is_using_snap"), &GraphEdit::is_using_snap);
ClassDB::bind_method(D_METHOD("set_connection_lines_curvature", "curvature"), &GraphEdit::set_connection_lines_curvature);
ClassDB::bind_method(D_METHOD("get_connection_lines_curvature"), &GraphEdit::get_connection_lines_curvature);
ClassDB::bind_method(D_METHOD("set_connection_lines_thickness", "pixels"), &GraphEdit::set_connection_lines_thickness);
ClassDB::bind_method(D_METHOD("get_connection_lines_thickness"), &GraphEdit::get_connection_lines_thickness);
@ -2298,6 +2320,7 @@ void GraphEdit::_bind_methods() {
ADD_PROPERTY(PropertyInfo(Variant::INT, "panning_scheme", PROPERTY_HINT_ENUM, "Scroll Zooms,Scroll Pans"), "set_panning_scheme", "get_panning_scheme");
ADD_GROUP("Connection Lines", "connection_lines");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "connection_lines_curvature"), "set_connection_lines_curvature", "get_connection_lines_curvature");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "connection_lines_thickness"), "set_connection_lines_thickness", "get_connection_lines_thickness");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "connection_lines_antialiased"), "set_connection_lines_antialiased", "is_connection_lines_antialiased");