File: back_buffer_copy.cpp

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/*************************************************************************/
/*  back_buffer_copy.cpp                                                 */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                      https://godotengine.org                          */
/*************************************************************************/
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur.                 */
/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md)    */
/*                                                                       */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the       */
/* "Software"), to deal in the Software without restriction, including   */
/* without limitation the rights to use, copy, modify, merge, publish,   */
/* distribute, sublicense, and/or sell copies of the Software, and to    */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions:                                             */
/*                                                                       */
/* The above copyright notice and this permission notice shall be        */
/* included in all copies or substantial portions of the Software.       */
/*                                                                       */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
/*************************************************************************/

#include "back_buffer_copy.h"

void BackBufferCopy::_update_copy_mode() {

	switch (copy_mode) {

		case COPY_MODE_DISABLED: {

			VS::get_singleton()->canvas_item_set_copy_to_backbuffer(get_canvas_item(), false, Rect2());
		} break;
		case COPY_MODE_RECT: {

			VS::get_singleton()->canvas_item_set_copy_to_backbuffer(get_canvas_item(), true, rect);
		} break;
		case COPY_MODE_VIEWPORT: {

			VS::get_singleton()->canvas_item_set_copy_to_backbuffer(get_canvas_item(), true, Rect2());

		} break;
	}
}

Rect2 BackBufferCopy::_edit_get_rect() const {

	return rect;
}

void BackBufferCopy::set_rect(const Rect2 &p_rect) {

	rect = p_rect;
	_update_copy_mode();
}

Rect2 BackBufferCopy::get_rect() const {
	return rect;
}

void BackBufferCopy::set_copy_mode(CopyMode p_mode) {

	copy_mode = p_mode;
	_update_copy_mode();
}
BackBufferCopy::CopyMode BackBufferCopy::get_copy_mode() const {

	return copy_mode;
}

void BackBufferCopy::_bind_methods() {

	ClassDB::bind_method(D_METHOD("set_rect", "rect"), &BackBufferCopy::set_rect);
	ClassDB::bind_method(D_METHOD("get_rect"), &BackBufferCopy::get_rect);

	ClassDB::bind_method(D_METHOD("set_copy_mode", "copy_mode"), &BackBufferCopy::set_copy_mode);
	ClassDB::bind_method(D_METHOD("get_copy_mode"), &BackBufferCopy::get_copy_mode);

	ADD_PROPERTY(PropertyInfo(Variant::INT, "copy_mode", PROPERTY_HINT_ENUM, "Disabled,Rect,Viewport"), "set_copy_mode", "get_copy_mode");
	ADD_PROPERTY(PropertyInfo(Variant::RECT2, "rect"), "set_rect", "get_rect");

	BIND_ENUM_CONSTANT(COPY_MODE_DISABLED);
	BIND_ENUM_CONSTANT(COPY_MODE_RECT);
	BIND_ENUM_CONSTANT(COPY_MODE_VIEWPORT);
}

BackBufferCopy::BackBufferCopy() {

	rect = Rect2(-100, -100, 200, 200);
	copy_mode = COPY_MODE_RECT;
	_update_copy_mode();
}
BackBufferCopy::~BackBufferCopy() {
}