initial commit, 4.5 stable

scene/resources/2d/skeleton/skeleton_modification_stack_2d.cpp

@@ -0,0 +1,270 @@
+/**************************************************************************/
+/*  skeleton_modification_stack_2d.cpp                                    */
+/**************************************************************************/
+/*                         This file is part of:                          */
+/*                             GODOT ENGINE                               */
+/*                        https://godotengine.org                         */
+/**************************************************************************/
+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
+/*                                                                        */
+/* 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 "skeleton_modification_stack_2d.h"
+#include "scene/2d/skeleton_2d.h"
+
+void SkeletonModificationStack2D::_get_property_list(List<PropertyInfo> *p_list) const {
+	for (int i = 0; i < modifications.size(); i++) {
+		p_list->push_back(
+				PropertyInfo(Variant::OBJECT, "modifications/" + itos(i),
+						PROPERTY_HINT_RESOURCE_TYPE,
+						"SkeletonModification2D",
+						PROPERTY_USAGE_DEFAULT | PROPERTY_USAGE_ALWAYS_DUPLICATE));
+	}
+}
+
+bool SkeletonModificationStack2D::_set(const StringName &p_path, const Variant &p_value) {
+	String path = p_path;
+
+	if (path.begins_with("modifications/")) {
+		int mod_idx = path.get_slicec('/', 1).to_int();
+		set_modification(mod_idx, p_value);
+		return true;
+	}
+	return false;
+}
+
+bool SkeletonModificationStack2D::_get(const StringName &p_path, Variant &r_ret) const {
+	String path = p_path;
+
+	if (path.begins_with("modifications/")) {
+		int mod_idx = path.get_slicec('/', 1).to_int();
+		r_ret = get_modification(mod_idx);
+		return true;
+	}
+	return false;
+}
+
+void SkeletonModificationStack2D::setup() {
+	if (is_setup) {
+		return;
+	}
+
+	if (skeleton != nullptr) {
+		is_setup = true;
+		for (int i = 0; i < modifications.size(); i++) {
+			if (modifications[i].is_null()) {
+				continue;
+			}
+			modifications.get(i)->_setup_modification(this);
+		}
+
+#ifdef TOOLS_ENABLED
+		set_editor_gizmos_dirty(true);
+#endif // TOOLS_ENABLED
+
+	} else {
+		WARN_PRINT("Cannot setup SkeletonModificationStack2D: no Skeleton2D set!");
+	}
+}
+
+void SkeletonModificationStack2D::execute(float p_delta, int p_execution_mode) {
+	ERR_FAIL_COND_MSG(!is_setup || skeleton == nullptr || is_queued_for_deletion(),
+			"Modification stack is not properly setup and therefore cannot execute!");
+
+	if (!skeleton->is_inside_tree()) {
+		ERR_PRINT_ONCE("Skeleton is not inside SceneTree! Cannot execute modification!");
+		return;
+	}
+
+	if (!enabled) {
+		return;
+	}
+
+	for (int i = 0; i < modifications.size(); i++) {
+		if (modifications[i].is_null()) {
+			continue;
+		}
+
+		if (modifications[i]->get_execution_mode() == p_execution_mode) {
+			modifications.get(i)->_execute(p_delta);
+		}
+	}
+}
+
+void SkeletonModificationStack2D::draw_editor_gizmos() {
+	if (!is_setup) {
+		return;
+	}
+
+	if (editor_gizmo_dirty) {
+		for (int i = 0; i < modifications.size(); i++) {
+			if (modifications[i].is_null()) {
+				continue;
+			}
+
+			if (modifications[i]->editor_draw_gizmo) {
+				modifications.get(i)->_draw_editor_gizmo();
+			}
+		}
+		skeleton->draw_set_transform(Vector2(0, 0));
+		editor_gizmo_dirty = false;
+	}
+}
+
+void SkeletonModificationStack2D::set_editor_gizmos_dirty(bool p_dirty) {
+	if (!is_setup) {
+		return;
+	}
+
+	if (!editor_gizmo_dirty && p_dirty) {
+		editor_gizmo_dirty = p_dirty;
+		if (skeleton) {
+			skeleton->queue_redraw();
+		}
+	} else {
+		editor_gizmo_dirty = p_dirty;
+	}
+}
+
+void SkeletonModificationStack2D::enable_all_modifications(bool p_enabled) {
+	for (int i = 0; i < modifications.size(); i++) {
+		if (modifications[i].is_null()) {
+			continue;
+		}
+		modifications.get(i)->set_enabled(p_enabled);
+	}
+}
+
+Ref<SkeletonModification2D> SkeletonModificationStack2D::get_modification(int p_mod_idx) const {
+	ERR_FAIL_INDEX_V(p_mod_idx, modifications.size(), nullptr);
+	return modifications[p_mod_idx];
+}
+
+void SkeletonModificationStack2D::add_modification(Ref<SkeletonModification2D> p_mod) {
+	ERR_FAIL_COND(p_mod.is_null());
+
+	p_mod->_setup_modification(this);
+	modifications.push_back(p_mod);
+
+#ifdef TOOLS_ENABLED
+	set_editor_gizmos_dirty(true);
+#endif // TOOLS_ENABLED
+}
+
+void SkeletonModificationStack2D::delete_modification(int p_mod_idx) {
+	ERR_FAIL_INDEX(p_mod_idx, modifications.size());
+	modifications.remove_at(p_mod_idx);
+
+#ifdef TOOLS_ENABLED
+	set_editor_gizmos_dirty(true);
+#endif // TOOLS_ENABLED
+}
+
+void SkeletonModificationStack2D::set_modification(int p_mod_idx, Ref<SkeletonModification2D> p_mod) {
+	ERR_FAIL_INDEX(p_mod_idx, modifications.size());
+
+	if (p_mod.is_null()) {
+		modifications.write[p_mod_idx] = Ref<SkeletonModification2D>();
+	} else {
+		modifications.write[p_mod_idx] = p_mod;
+		p_mod->_setup_modification(this);
+	}
+
+#ifdef TOOLS_ENABLED
+	set_editor_gizmos_dirty(true);
+#endif // TOOLS_ENABLED
+}
+
+void SkeletonModificationStack2D::set_modification_count(int p_count) {
+	ERR_FAIL_COND_MSG(p_count < 0, "Modification count cannot be less than zero.");
+	modifications.resize(p_count);
+	notify_property_list_changed();
+
+#ifdef TOOLS_ENABLED
+	set_editor_gizmos_dirty(true);
+#endif // TOOLS_ENABLED
+}
+
+int SkeletonModificationStack2D::get_modification_count() const {
+	return modifications.size();
+}
+
+void SkeletonModificationStack2D::set_skeleton(Skeleton2D *p_skeleton) {
+	skeleton = p_skeleton;
+}
+
+Skeleton2D *SkeletonModificationStack2D::get_skeleton() const {
+	return skeleton;
+}
+
+bool SkeletonModificationStack2D::get_is_setup() const {
+	return is_setup;
+}
+
+void SkeletonModificationStack2D::set_enabled(bool p_enabled) {
+	enabled = p_enabled;
+}
+
+bool SkeletonModificationStack2D::get_enabled() const {
+	return enabled;
+}
+
+void SkeletonModificationStack2D::set_strength(float p_strength) {
+	ERR_FAIL_COND_MSG(p_strength < 0, "Strength cannot be less than zero!");
+	ERR_FAIL_COND_MSG(p_strength > 1, "Strength cannot be more than one!");
+	strength = p_strength;
+}
+
+float SkeletonModificationStack2D::get_strength() const {
+	return strength;
+}
+
+void SkeletonModificationStack2D::_bind_methods() {
+	ClassDB::bind_method(D_METHOD("setup"), &SkeletonModificationStack2D::setup);
+	ClassDB::bind_method(D_METHOD("execute", "delta", "execution_mode"), &SkeletonModificationStack2D::execute);
+
+	ClassDB::bind_method(D_METHOD("enable_all_modifications", "enabled"), &SkeletonModificationStack2D::enable_all_modifications);
+	ClassDB::bind_method(D_METHOD("get_modification", "mod_idx"), &SkeletonModificationStack2D::get_modification);
+	ClassDB::bind_method(D_METHOD("add_modification", "modification"), &SkeletonModificationStack2D::add_modification);
+	ClassDB::bind_method(D_METHOD("delete_modification", "mod_idx"), &SkeletonModificationStack2D::delete_modification);
+	ClassDB::bind_method(D_METHOD("set_modification", "mod_idx", "modification"), &SkeletonModificationStack2D::set_modification);
+
+	ClassDB::bind_method(D_METHOD("set_modification_count", "count"), &SkeletonModificationStack2D::set_modification_count);
+	ClassDB::bind_method(D_METHOD("get_modification_count"), &SkeletonModificationStack2D::get_modification_count);
+
+	ClassDB::bind_method(D_METHOD("get_is_setup"), &SkeletonModificationStack2D::get_is_setup);
+
+	ClassDB::bind_method(D_METHOD("set_enabled", "enabled"), &SkeletonModificationStack2D::set_enabled);
+	ClassDB::bind_method(D_METHOD("get_enabled"), &SkeletonModificationStack2D::get_enabled);
+
+	ClassDB::bind_method(D_METHOD("set_strength", "strength"), &SkeletonModificationStack2D::set_strength);
+	ClassDB::bind_method(D_METHOD("get_strength"), &SkeletonModificationStack2D::get_strength);
+
+	ClassDB::bind_method(D_METHOD("get_skeleton"), &SkeletonModificationStack2D::get_skeleton);
+
+	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "enabled"), "set_enabled", "get_enabled");
+	ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "strength", PROPERTY_HINT_RANGE, "0, 1, 0.001"), "set_strength", "get_strength");
+	ADD_PROPERTY(PropertyInfo(Variant::INT, "modification_count", PROPERTY_HINT_RANGE, "0, 100, 1", PROPERTY_USAGE_DEFAULT | PROPERTY_USAGE_ARRAY, "Modifications,modifications/"), "set_modification_count", "get_modification_count");
+}
+
+SkeletonModificationStack2D::SkeletonModificationStack2D() {
+}