godot/scene/2d/canvas_group.cpp

/*************************************************************************/
/*  canvas_group.cpp                                                     */
/*************************************************************************/
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/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.                 */
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#include "canvas_group.h"

void CanvasGroup::set_fit_margin(float p_fit_margin) {
	ERR_FAIL_COND(p_fit_margin < 0.0);

	fit_margin = p_fit_margin;
	RS::get_singleton()->canvas_item_set_canvas_group_mode(get_canvas_item(), RS::CANVAS_GROUP_MODE_TRANSPARENT, clear_margin, true, fit_margin, use_mipmaps);

	update();
}

float CanvasGroup::get_fit_margin() const {
	return fit_margin;
}

void CanvasGroup::set_clear_margin(float p_clear_margin) {
	ERR_FAIL_COND(p_clear_margin < 0.0);

	clear_margin = p_clear_margin;
	RS::get_singleton()->canvas_item_set_canvas_group_mode(get_canvas_item(), RS::CANVAS_GROUP_MODE_TRANSPARENT, clear_margin, true, clear_margin, use_mipmaps);

	update();
}

float CanvasGroup::get_clear_margin() const {
	return clear_margin;
}

void CanvasGroup::set_use_mipmaps(bool p_use_mipmaps) {
	use_mipmaps = p_use_mipmaps;
	RS::get_singleton()->canvas_item_set_canvas_group_mode(get_canvas_item(), RS::CANVAS_GROUP_MODE_TRANSPARENT, clear_margin, true, fit_margin, use_mipmaps);
}
bool CanvasGroup::is_using_mipmaps() const {
	return use_mipmaps;
}

void CanvasGroup::_bind_methods() {
	ClassDB::bind_method(D_METHOD("set_fit_margin", "fit_margin"), &CanvasGroup::set_fit_margin);
	ClassDB::bind_method(D_METHOD("get_fit_margin"), &CanvasGroup::get_fit_margin);

	ClassDB::bind_method(D_METHOD("set_clear_margin", "clear_margin"), &CanvasGroup::set_clear_margin);
	ClassDB::bind_method(D_METHOD("get_clear_margin"), &CanvasGroup::get_clear_margin);

	ClassDB::bind_method(D_METHOD("set_use_mipmaps", "use_mipmaps"), &CanvasGroup::set_use_mipmaps);
	ClassDB::bind_method(D_METHOD("is_using_mipmaps"), &CanvasGroup::is_using_mipmaps);

	ADD_GROUP("Tweaks", "");
	ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "fit_margin", PROPERTY_HINT_RANGE, "0,1024,1.0,or_greater"), "set_fit_margin", "get_fit_margin");
	ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "clear_margin", PROPERTY_HINT_RANGE, "0,1024,1.0,or_greater"), "set_clear_margin", "get_clear_margin");
	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "use_mipmaps"), "set_use_mipmaps", "is_using_mipmaps");
}

CanvasGroup::CanvasGroup() {
	set_fit_margin(10.0); //sets things
}
CanvasGroup::~CanvasGroup() {
	RS::get_singleton()->canvas_item_set_canvas_group_mode(get_canvas_item(), RS::CANVAS_GROUP_MODE_DISABLED);
}