godotengine/godot
1
0
Fork 0
mirror of https://github.com/godotengine/godot.git synced 2025-11-13 13:31:48 +00:00
Code Releases Wiki Activity

Add different grid patterns to GraphEdit

Browse Source
This commit is contained in:
Hendrik Brucker
2023-10-22 18:01:03 +02:00
parent c455cb6555
commit 1a8e676131
3 changed files with 105 additions and 34 deletions
Download Patch File Download Diff File Expand all files Collapse all files

114
scene/gui/graph_edit.cpp
View File

@@ -542,40 +542,9 @@ void GraphEdit::_notification(int p_what) {
// Draw background grid.
if (show_grid) {
Vector2 offset = get_scroll_offset() / zoom;
Size2 size = get_size() / zoom;
Point2i from_pos = (offset / float(snapping_distance)).floor();
Point2i len = (size / float(snapping_distance)).floor() + Vector2(1, 1);
for (int i = from_pos.x; i < from_pos.x + len.x; i++) {
Color color;
if (ABS(i) % GRID_MINOR_STEPS_PER_MAJOR_LINE == 0) {
color = theme_cache.grid_major;
} else {
color = theme_cache.grid_minor;
}
float base_offset = i * snapping_distance * zoom - offset.x * zoom;
draw_line(Vector2(base_offset, 0), Vector2(base_offset, get_size().height), color);
}
for (int i = from_pos.y; i < from_pos.y + len.y; i++) {
Color color;
if (ABS(i) % GRID_MINOR_STEPS_PER_MAJOR_LINE == 0) {
color = theme_cache.grid_major;
} else {
color = theme_cache.grid_minor;
}
float base_offset = i * snapping_distance * zoom - offset.y * zoom;
draw_line(Vector2(0, base_offset), Vector2(get_size().width, base_offset), color);
}
_draw_grid();
}
} break;
case NOTIFICATION_RESIZED: {
_update_scroll();
top_layer->queue_redraw();
@@ -1128,6 +1097,67 @@ void GraphEdit::_minimap_draw() {
minimap->draw_texture(resizer, Point2(), resizer_color);
}
void GraphEdit::_draw_grid() {
Vector2 offset = get_scroll_offset() / zoom;
Size2 size = get_size() / zoom;
Point2i from_pos = (offset / float(snapping_distance)).floor();
Point2i len = (size / float(snapping_distance)).floor() + Vector2(1, 1);
switch (grid_pattern) {
case GRID_PATTERN_LINES: {
for (int i = from_pos.x; i < from_pos.x + len.x; i++) {
Color color;
if (ABS(i) % GRID_MINOR_STEPS_PER_MAJOR_LINE == 0) {
color = theme_cache.grid_major;
} else {
color = theme_cache.grid_minor;
}
float base_offset = i * snapping_distance * zoom - offset.x * zoom;
draw_line(Vector2(base_offset, 0), Vector2(base_offset, get_size().height), color);
}
for (int i = from_pos.y; i < from_pos.y + len.y; i++) {
Color color;
if (ABS(i) % GRID_MINOR_STEPS_PER_MAJOR_LINE == 0) {
color = theme_cache.grid_major;
} else {
color = theme_cache.grid_minor;
}
float base_offset = i * snapping_distance * zoom - offset.y * zoom;
draw_line(Vector2(0, base_offset), Vector2(get_size().width, base_offset), color);
}
} break;
case GRID_PATTERN_DOTS: {
Color transparent_grid_minor = theme_cache.grid_minor;
transparent_grid_minor.a *= CLAMP(2 * (zoom - 0.4), 0, 1);
for (int i = from_pos.x; i < from_pos.x + len.x; i++) {
for (int j = from_pos.y; j < from_pos.y + len.y; j++) {
Color color = transparent_grid_minor;
if (ABS(i) % GRID_MINOR_STEPS_PER_MAJOR_LINE == 0 && ABS(j) % GRID_MINOR_STEPS_PER_MAJOR_LINE == 0) {
color = theme_cache.grid_major;
}
if (color.a == 0) {
continue;
}
float base_offset_x = i * snapping_distance * zoom - offset.x * zoom;
float base_offset_y = j * snapping_distance * zoom - offset.y * zoom;
draw_rect(Rect2(base_offset_x - 1, base_offset_y - 1, 3, 3), color);
}
}
} break;
}
}
void GraphEdit::set_selected(Node *p_child) {
for (int i = get_child_count() - 1; i >= 0; i--) {
GraphNode *graph_node = Object::cast_to<GraphNode>(get_child(i));
@@ -1647,6 +1677,19 @@ bool GraphEdit::is_showing_grid() const {
return show_grid;
}
void GraphEdit::set_grid_pattern(GridPattern p_pattern) {
if (grid_pattern == p_pattern) {
return;
}
grid_pattern = p_pattern;
queue_redraw();
}
GraphEdit::GridPattern GraphEdit::get_grid_pattern() const {
return grid_pattern;
}
void GraphEdit::_snapping_toggled() {
snapping_enabled = toggle_snapping_button->is_pressed();
}
@@ -1859,6 +1902,9 @@ void GraphEdit::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_show_grid", "enable"), &GraphEdit::set_show_grid);
ClassDB::bind_method(D_METHOD("is_showing_grid"), &GraphEdit::is_showing_grid);
ClassDB::bind_method(D_METHOD("set_grid_pattern", "pattern"), &GraphEdit::set_grid_pattern);
ClassDB::bind_method(D_METHOD("get_grid_pattern"), &GraphEdit::get_grid_pattern);
ClassDB::bind_method(D_METHOD("set_snapping_enabled", "enable"), &GraphEdit::set_snapping_enabled);
ClassDB::bind_method(D_METHOD("is_snapping_enabled"), &GraphEdit::is_snapping_enabled);
@@ -1917,6 +1963,7 @@ void GraphEdit::_bind_methods() {
ADD_PROPERTY(PropertyInfo(Variant::VECTOR2, "scroll_offset", PROPERTY_HINT_NONE, "suffix:px"), "set_scroll_offset", "get_scroll_offset");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "show_grid"), "set_show_grid", "is_showing_grid");
ADD_PROPERTY(PropertyInfo(Variant::INT, "grid_pattern", PROPERTY_HINT_ENUM, "Lines,Dots"), "set_grid_pattern", "get_grid_pattern");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "snapping_enabled"), "set_snapping_enabled", "is_snapping_enabled");
ADD_PROPERTY(PropertyInfo(Variant::INT, "snapping_distance", PROPERTY_HINT_NONE, "suffix:px"), "set_snapping_distance", "get_snapping_distance");
ADD_PROPERTY(PropertyInfo(Variant::INT, "panning_scheme", PROPERTY_HINT_ENUM, "Scroll Zooms,Scroll Pans"), "set_panning_scheme", "get_panning_scheme");
@@ -1970,6 +2017,9 @@ void GraphEdit::_bind_methods() {
BIND_ENUM_CONSTANT(SCROLL_ZOOMS);
BIND_ENUM_CONSTANT(SCROLL_PANS);
BIND_ENUM_CONSTANT(GRID_PATTERN_LINES);
BIND_ENUM_CONSTANT(GRID_PATTERN_DOTS);
BIND_THEME_ITEM(Theme::DATA_TYPE_STYLEBOX, GraphEdit, panel);
BIND_THEME_ITEM(Theme::DATA_TYPE_COLOR, GraphEdit, grid_major);
BIND_THEME_ITEM(Theme::DATA_TYPE_COLOR, GraphEdit, grid_minor);