247 lines
6.9 KiB
C++
247 lines
6.9 KiB
C++
/*************************************************************************/
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/* canvas_layer.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* http://www.godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2015 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "canvas_layer.h"
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#include "viewport.h"
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void CanvasLayer::set_layer(int p_xform) {
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layer=p_xform;
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if (viewport.is_valid())
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VisualServer::get_singleton()->viewport_set_canvas_layer(viewport,canvas->get_canvas(),layer);
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}
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int CanvasLayer::get_layer() const{
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return layer;
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}
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void CanvasLayer::set_transform(const Matrix32& p_xform) {
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transform=p_xform;
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locrotscale_dirty=true;
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if (viewport.is_valid())
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VisualServer::get_singleton()->viewport_set_canvas_transform(viewport,canvas->get_canvas(),transform);
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}
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Matrix32 CanvasLayer::get_transform() const {
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return transform;
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}
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void CanvasLayer::_update_xform() {
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transform.set_rotation_and_scale(rot,scale);
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transform.set_origin(ofs);
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if (viewport.is_valid())
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VisualServer::get_singleton()->viewport_set_canvas_transform(viewport,canvas->get_canvas(),transform);
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}
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void CanvasLayer::_update_locrotscale() {
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ofs=transform.elements[2];
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rot=transform.get_rotation();
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scale=transform.get_scale();
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locrotscale_dirty=false;
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}
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void CanvasLayer::set_offset(const Vector2& p_offset) {
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if (locrotscale_dirty)
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_update_locrotscale();
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ofs=p_offset;
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_update_xform();
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}
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Vector2 CanvasLayer::get_offset() const {
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if (locrotscale_dirty)
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const_cast<CanvasLayer*>(this)->_update_locrotscale();
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return ofs;
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}
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void CanvasLayer::set_rotation(real_t p_rotation) {
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if (locrotscale_dirty)
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_update_locrotscale();
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rot=p_rotation;
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_update_xform();
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}
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real_t CanvasLayer::get_rotation() const {
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if (locrotscale_dirty)
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const_cast<CanvasLayer*>(this)->_update_locrotscale();
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return rot;
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}
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void CanvasLayer::set_scale(const Vector2& p_scale) {
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if (locrotscale_dirty)
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_update_locrotscale();
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scale=p_scale;
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_update_xform();
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}
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Vector2 CanvasLayer::get_scale() const {
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if (locrotscale_dirty)
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const_cast<CanvasLayer*>(this)->_update_locrotscale();
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return scale;
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}
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Ref<World2D> CanvasLayer::get_world_2d() const {
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return canvas;
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}
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void CanvasLayer::_notification(int p_what) {
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switch(p_what) {
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case NOTIFICATION_ENTER_TREE: {
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Node *n = this;
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vp=NULL;
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while(n) {
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if (n->cast_to<Viewport>()) {
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vp = n->cast_to<Viewport>();
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break;
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}
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n=n->get_parent();
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}
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ERR_FAIL_COND(!vp);
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viewport=vp->get_viewport();
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VisualServer::get_singleton()->viewport_attach_canvas(viewport,canvas->get_canvas());
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VisualServer::get_singleton()->viewport_set_canvas_layer(viewport,canvas->get_canvas(),layer);
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VisualServer::get_singleton()->viewport_set_canvas_transform(viewport,canvas->get_canvas(),transform);
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} break;
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case NOTIFICATION_EXIT_TREE: {
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VisualServer::get_singleton()->viewport_remove_canvas(viewport,canvas->get_canvas());
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viewport=RID();
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} break;
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}
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}
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Size2 CanvasLayer::get_viewport_size() const {
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if (!is_inside_tree())
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return Size2(1,1);
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Rect2 r = vp->get_visible_rect();
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return r.size;
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}
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RID CanvasLayer::get_viewport() const {
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return viewport;
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}
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void CanvasLayer::_set_rotationd(real_t p_rotation) {
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set_rotation(Math::deg2rad(p_rotation));
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}
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real_t CanvasLayer::_get_rotationd() const {
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return Math::rad2deg(get_rotation());
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}
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void CanvasLayer::_bind_methods() {
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ObjectTypeDB::bind_method(_MD("set_layer","layer"),&CanvasLayer::set_layer);
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ObjectTypeDB::bind_method(_MD("get_layer"),&CanvasLayer::get_layer);
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ObjectTypeDB::bind_method(_MD("set_transform","transform"),&CanvasLayer::set_transform);
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ObjectTypeDB::bind_method(_MD("get_transform"),&CanvasLayer::get_transform);
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ObjectTypeDB::bind_method(_MD("set_offset","offset"),&CanvasLayer::set_offset);
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ObjectTypeDB::bind_method(_MD("get_offset"),&CanvasLayer::get_offset);
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ObjectTypeDB::bind_method(_MD("set_rotation","rotation"),&CanvasLayer::set_rotation);
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ObjectTypeDB::bind_method(_MD("get_rotation"),&CanvasLayer::get_rotation);
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ObjectTypeDB::bind_method(_MD("_set_rotationd","rotationd"),&CanvasLayer::_set_rotationd);
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ObjectTypeDB::bind_method(_MD("_get_rotationd"),&CanvasLayer::_get_rotationd);
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ObjectTypeDB::bind_method(_MD("set_scale","scale"),&CanvasLayer::set_scale);
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ObjectTypeDB::bind_method(_MD("get_scale"),&CanvasLayer::get_scale);
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ObjectTypeDB::bind_method(_MD("get_world_2d:Canvas"),&CanvasLayer::get_world_2d);
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ObjectTypeDB::bind_method(_MD("get_viewport"),&CanvasLayer::get_viewport);
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ADD_PROPERTY( PropertyInfo(Variant::INT,"layer",PROPERTY_HINT_RANGE,"-128,128,1"),_SCS("set_layer"),_SCS("get_layer") );
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//ADD_PROPERTY( PropertyInfo(Variant::MATRIX32,"transform",PROPERTY_HINT_RANGE),_SCS("set_transform"),_SCS("get_transform") );
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ADD_PROPERTY( PropertyInfo(Variant::VECTOR2,"offset"),_SCS("set_offset"),_SCS("get_offset") );
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ADD_PROPERTY( PropertyInfo(Variant::REAL,"rotation"),_SCS("_set_rotationd"),_SCS("_get_rotationd") );
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ADD_PROPERTY( PropertyInfo(Variant::VECTOR2,"scale"),_SCS("set_scale"),_SCS("get_scale") );
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}
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CanvasLayer::CanvasLayer() {
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vp=NULL;
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scale=Vector2(1,1);
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rot=0;
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locrotscale_dirty=false;
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layer=1;
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canvas = Ref<World2D>( memnew(World2D) );
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}
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