Add shift + [1-5] keyboard shortcuts to zoom out

editor/plugins/canvas_item_editor_plugin.cpp

@@ -1197,7 +1197,17 @@ bool CanvasItemEditor::_gui_input_zoom_or_pan(const Ref<InputEvent> &p_event, bo
 	Ref<InputEventKey> k = p_event;
 	if (k.is_valid()) {
 		if (k->is_pressed()) {
-			if (ED_GET_SHORTCUT("canvas_item_editor/zoom_100_percent")->is_shortcut(p_event)) {
+			if (ED_GET_SHORTCUT("canvas_item_editor/zoom_3.125_percent")->is_shortcut(p_event)) {
+				_update_zoom((1.0 / 32.0) * MAX(1, EDSCALE));
+			} else if (ED_GET_SHORTCUT("canvas_item_editor/zoom_6.25_percent")->is_shortcut(p_event)) {
+				_update_zoom((1.0 / 16.0) * MAX(1, EDSCALE));
+			} else if (ED_GET_SHORTCUT("canvas_item_editor/zoom_12.5_percent")->is_shortcut(p_event)) {
+				_update_zoom((1.0 / 8.0) * MAX(1, EDSCALE));
+			} else if (ED_GET_SHORTCUT("canvas_item_editor/zoom_25_percent")->is_shortcut(p_event)) {
+				_update_zoom((1.0 / 4.0) * MAX(1, EDSCALE));
+			} else if (ED_GET_SHORTCUT("canvas_item_editor/zoom_50_percent")->is_shortcut(p_event)) {
+				_update_zoom((1.0 / 2.0) * MAX(1, EDSCALE));
+			} else if (ED_GET_SHORTCUT("canvas_item_editor/zoom_100_percent")->is_shortcut(p_event)) {
 				_update_zoom(1.0 * MAX(1, EDSCALE));
 			} else if (ED_GET_SHORTCUT("canvas_item_editor/zoom_200_percent")->is_shortcut(p_event)) {
 				_update_zoom(2.0 * MAX(1, EDSCALE));
@@ -5630,6 +5640,11 @@ CanvasItemEditor::CanvasItemEditor(EditorNode *p_editor) {
 	// those shortcuts one by one.
 	// Resetting zoom to 100% is a duplicate shortcut of `canvas_item_editor/reset_zoom`,
 	// but it ensures both 1 and Ctrl + 0 can be used to reset zoom.
+	ED_SHORTCUT("canvas_item_editor/zoom_3.125_percent", TTR("Zoom to 3.125%"), KEY_MASK_SHIFT | KEY_5);
+	ED_SHORTCUT("canvas_item_editor/zoom_6.25_percent", TTR("Zoom to 6.25%"), KEY_MASK_SHIFT | KEY_4);
+	ED_SHORTCUT("canvas_item_editor/zoom_12.5_percent", TTR("Zoom to 12.5%"), KEY_MASK_SHIFT | KEY_3);
+	ED_SHORTCUT("canvas_item_editor/zoom_25_percent", TTR("Zoom to 25%"), KEY_MASK_SHIFT | KEY_2);
+	ED_SHORTCUT("canvas_item_editor/zoom_50_percent", TTR("Zoom to 50%"), KEY_MASK_SHIFT | KEY_1);
 	ED_SHORTCUT("canvas_item_editor/zoom_100_percent", TTR("Zoom to 100%"), KEY_1);
 	ED_SHORTCUT("canvas_item_editor/zoom_200_percent", TTR("Zoom to 200%"), KEY_2);
 	ED_SHORTCUT("canvas_item_editor/zoom_400_percent", TTR("Zoom to 400%"), KEY_3);