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Backported min and max zoom setting to the EditorZoomWidget from godot 4.

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This commit is contained in:
Relintai 2024-03-03 18:47:57 +01:00
parent 840a804a5c
commit 6e90a74706
2 changed files with 63 additions and 6 deletions
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56
editor/editor_zoom_widget.cpp
View File

@ -73,12 +73,50 @@ float EditorZoomWidget::get_zoom() {
}
void EditorZoomWidget::set_zoom(float p_zoom) {
if (p_zoom > 0 && p_zoom != zoom) {
zoom = p_zoom;
_update_zoom_label();
if (zoom_limits_enabled) {
float new_zoom = CLAMP(p_zoom, min_zoom, max_zoom);
if (new_zoom != zoom) {
zoom = new_zoom;
_update_zoom_label();
}
} else {
if (p_zoom > 0 && p_zoom != zoom) {
zoom = p_zoom;
_update_zoom_label();
}
}
}
float EditorZoomWidget::get_min_zoom() {
return min_zoom;
}
float EditorZoomWidget::get_max_zoom() {
return max_zoom;
}
void EditorZoomWidget::setup_zoom_limits(float p_min, float p_max) {
ERR_FAIL_COND(p_min < 0 || p_min > p_max);
zoom_limits_enabled = true;
min_zoom = p_min;
max_zoom = p_max;
if (zoom > max_zoom) {
set_zoom(max_zoom);
emit_signal("zoom_changed", zoom);
} else if (zoom < min_zoom) {
set_zoom(min_zoom);
emit_signal("zoom_changed", zoom);
}
}
void EditorZoomWidget::set_enable_zoom_limits(bool p_enabled) {
zoom_limits_enabled = p_enabled;
}
void EditorZoomWidget::set_zoom_by_increments(int p_increment_count, bool p_integer_only) {
// Remove editor scale from the index computation.
const float zoom_noscale = zoom / MAX(1, EDSCALE);
@ -168,6 +206,12 @@ void EditorZoomWidget::_bind_methods() {
ADD_SIGNAL(MethodInfo("zoom_changed", PropertyInfo(Variant::REAL, "zoom")));
}
void EditorZoomWidget::set_shortcut_context(Node *p_node) const {
zoom_minus->set_shortcut_context(p_node);
zoom_plus->set_shortcut_context(p_node);
zoom_reset->set_shortcut_context(p_node);
}
EditorZoomWidget::EditorZoomWidget() {
// Zoom buttons
zoom_minus = memnew(Button);
@ -175,7 +219,7 @@ EditorZoomWidget::EditorZoomWidget() {
add_child(zoom_minus);
zoom_minus->connect("pressed", this, "_button_zoom_minus");
zoom_minus->set_shortcut(ED_SHORTCUT("canvas_item_editor/zoom_minus", TTR("Zoom Out"), KEY_MASK_CMD | KEY_MINUS));
//zoom_minus->set_shortcut_context(this);
zoom_minus->set_shortcut_context(this);
zoom_minus->set_focus_mode(FOCUS_NONE);
zoom_reset = memnew(Button);
@ -186,7 +230,7 @@ EditorZoomWidget::EditorZoomWidget() {
zoom_reset->add_theme_color_override("font_color", Color(1, 1, 1));
zoom_reset->connect("pressed", this, "_button_zoom_reset");
zoom_reset->set_shortcut(ED_SHORTCUT("canvas_item_editor/zoom_reset", TTR("Zoom Reset"), KEY_MASK_CMD | KEY_0));
//zoom_reset->set_shortcut_context(this);
zoom_reset->set_shortcut_context(this);
zoom_reset->set_focus_mode(FOCUS_NONE);
zoom_reset->set_text_align(Button::ALIGN_CENTER);
@ -198,7 +242,7 @@ EditorZoomWidget::EditorZoomWidget() {
add_child(zoom_plus);
zoom_plus->connect("pressed", this, "_button_zoom_plus");
zoom_plus->set_shortcut(ED_SHORTCUT("canvas_item_editor/zoom_plus", TTR("Zoom In"), KEY_MASK_CMD | KEY_EQUAL)); // Usually direct access key for PLUS
//zoom_plus->set_shortcut_context(this);
zoom_plus->set_shortcut_context(this);
zoom_plus->set_focus_mode(FOCUS_NONE);
_update_zoom_label();

13
editor/editor_zoom_widget.h
View File

@ -44,6 +44,10 @@ class EditorZoomWidget : public HBoxContainer {
Button *zoom_plus = nullptr;
float zoom = 1.0;
float min_zoom = 1.0 / 128;
float max_zoom = 128.0;
bool zoom_limits_enabled = false;
void _update_zoom_label();
void _button_zoom_minus();
void _button_zoom_reset();
@ -59,6 +63,15 @@ public:
float get_zoom();
void set_zoom(float p_zoom);
void set_zoom_by_increments(int p_increment_count, bool p_integer_only = false);
void set_enable_zoom_limits(bool p_enabled);
float get_min_zoom();
float get_max_zoom();
// It's best to setup simultaneously, so min < max can be checked easily.
void setup_zoom_limits(float p_min, float p_max);
// Sets the shortcut context for the zoom buttons. By default their context is this EditorZoomWidget control.
void set_shortcut_context(Node *p_node) const;
};
#endif // EDITOR_ZOOM_WIDGET_H