GODOT IS OPEN SOURCE

1 files changed, 372 insertions, 0 deletions

diff --git a/scene/2d/screen_button.cpp b/scene/2d/screen_button.cpp
new file mode 100644
index 0000000000..f386dc63e8
--- /dev/null
+++ b/scene/2d/screen_button.cpp
@@ -0,0 +1,372 @@
+/*************************************************************************/
+/*  screen_button.cpp                                                    */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                    http://www.godotengine.org                         */
+/*************************************************************************/
+/* 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 "screen_button.h"
+#include "os/os.h"
+#include "input_map.h"
+#include "os/input.h"
+
+void TouchScreenButton::set_texture(const Ref<Texture>& p_texture) {
+
+	texture=p_texture;
+	update();
+}
+
+Ref<Texture> TouchScreenButton::get_texture() const{
+
+	return texture;
+}
+
+void TouchScreenButton::set_texture_pressed(const Ref<Texture>& p_texture_pressed) {
+
+	texture_pressed=p_texture_pressed;
+	update();
+}
+
+Ref<Texture> TouchScreenButton::get_texture_pressed() const{
+
+	return texture_pressed;
+}
+
+void TouchScreenButton::set_bitmask(const Ref<BitMap>& p_bitmask){
+
+	bitmask=p_bitmask;
+}
+
+Ref<BitMap> TouchScreenButton::get_bitmask() const{
+
+	return bitmask;
+}
+
+void TouchScreenButton::_notification(int p_what) {
+
+	switch(p_what) {
+
+		case NOTIFICATION_DRAW: {
+
+			if (!is_inside_scene())
+				return;
+			if (!get_scene()->is_editor_hint() && !OS::get_singleton()->has_touchscreen_ui_hint() && visibility==VISIBILITY_TOUCHSCREEN_ONLY)
+				return;
+
+			if (finger_pressed!=-1) {
+
+				if (texture_pressed.is_valid())
+					draw_texture(texture_pressed,Point2());
+				else if (texture.is_valid())
+					draw_texture(texture,Point2());
+
+			} else {
+				if (texture.is_valid())
+					draw_texture(texture,Point2());
+			}
+
+		} break;
+		case NOTIFICATION_ENTER_SCENE: {
+
+			if (!get_scene()->is_editor_hint() && !OS::get_singleton()->has_touchscreen_ui_hint() && visibility==VISIBILITY_TOUCHSCREEN_ONLY)
+				return;
+			update();
+			set_process_input(true);
+			if (action.operator String()!="" && InputMap::get_singleton()->has_action(action)) {
+				action_id=InputMap::get_singleton()->get_action_id(action);
+			} else {
+				action_id=-1;
+			}
+		} break;
+	}
+}
+
+
+bool TouchScreenButton::is_pressed() const{
+
+	return finger_pressed!=-1;
+}
+
+void TouchScreenButton::set_action(const String& p_action) {
+
+	action=p_action;
+	if (action.operator String()!="" && InputMap::get_singleton()->has_action(action)) {
+		action_id=InputMap::get_singleton()->get_action_id(action);
+	} else {
+		action_id=-1;
+	}
+
+}
+
+String TouchScreenButton::get_action() const {
+
+	return action;
+}
+
+void TouchScreenButton::_input(const InputEvent& p_event) {
+
+	if (!get_scene())
+		return;
+
+	if (passby_press) {
+
+		if (p_event.type==InputEvent::SCREEN_TOUCH && !p_event.screen_touch.pressed && finger_pressed==p_event.screen_touch.index) {
+
+			emit_signal("released");
+
+			if (action_id!=-1) {
+
+				Input::get_singleton()->action_release(action);
+				InputEvent ie;
+				ie.type=InputEvent::ACTION;
+				ie.ID=0;
+				ie.action.action=action_id;
+				ie.action.pressed=false;
+				get_scene()->input_event(ie);
+			}
+			finger_pressed=-1;
+
+			update();
+
+		}
+
+		if ((p_event.type==InputEvent::SCREEN_TOUCH && p_event.screen_touch.pressed)|| p_event.type==InputEvent::SCREEN_DRAG) {
+
+			if (finger_pressed==-1 || p_event.screen_touch.index==finger_pressed) {
+
+				Point2 coord = (get_viewport_transform() * get_global_transform()).affine_inverse().xform(Point2(p_event.screen_touch.x,p_event.screen_touch.y));
+
+				bool touched=false;
+				if (bitmask.is_valid()) {
+
+					if (Rect2(Point2(),bitmask->get_size()).has_point(coord)) {
+
+						if (bitmask->get_bit(coord))
+							touched=true;
+					}
+				} else {
+
+					touched=Rect2(Point2(),texture->get_size()).has_point(coord);
+				}
+
+
+
+				if (touched) {
+
+					if (finger_pressed==-1) {
+						finger_pressed=p_event.screen_touch.index;
+						//emit change stuff
+						emit_signal("pressed");
+						if (action_id!=-1) {
+
+							Input::get_singleton()->action_press(action);
+							InputEvent ie;
+							ie.type=InputEvent::ACTION;
+							ie.ID=0;
+							ie.action.action=action_id;
+							ie.action.pressed=true;
+							get_scene()->input_event(ie);
+						}
+
+						update();
+					}
+
+				} else {
+
+					if (finger_pressed!=-1) {
+
+						emit_signal("released");
+
+						if (action_id!=-1) {
+
+							Input::get_singleton()->action_release(action);
+							InputEvent ie;
+							ie.type=InputEvent::ACTION;
+							ie.ID=0;
+							ie.action.action=action_id;
+							ie.action.pressed=false;
+							get_scene()->input_event(ie);
+						}
+						finger_pressed=-1;
+
+						update();
+					}
+				}
+
+			}
+
+
+		}
+
+	} else {
+
+		if (p_event.type==InputEvent::SCREEN_TOUCH) {
+
+			if (p_event.screen_touch.pressed) {
+
+				if (!is_visible())
+					return;
+
+				if (finger_pressed!=-1)
+					return; //already fingering
+
+				Point2 coord = (get_viewport_transform() * get_global_transform()).affine_inverse().xform(Point2(p_event.screen_touch.x,p_event.screen_touch.y));
+
+				bool touched=false;
+				if (bitmask.is_valid()) {
+
+					if (Rect2(Point2(),bitmask->get_size()).has_point(coord)) {
+
+						if (bitmask->get_bit(coord))
+							touched=true;
+					}
+				} else {
+
+					touched=Rect2(Point2(),texture->get_size()).has_point(coord);
+				}
+
+
+
+				if (touched) {
+
+					finger_pressed=p_event.screen_touch.index;
+					//emit change stuff
+					emit_signal("pressed");
+					if (action_id!=-1) {
+
+						Input::get_singleton()->action_press(action);
+						InputEvent ie;
+						ie.type=InputEvent::ACTION;
+						ie.ID=0;
+						ie.action.action=action_id;
+						ie.action.pressed=true;
+						get_scene()->input_event(ie);
+					}
+					update();
+
+				}
+			} else {
+
+
+				if (p_event.screen_touch.index==finger_pressed) {
+					//untouch
+
+					emit_signal("released");
+
+					if (action_id!=-1) {
+
+						Input::get_singleton()->action_release(action);
+						InputEvent ie;
+						ie.type=InputEvent::ACTION;
+						ie.ID=0;
+						ie.action.action=action_id;
+						ie.action.pressed=false;
+						get_scene()->input_event(ie);
+					}
+					finger_pressed=-1;
+					update();
+				}
+			}
+		}
+	}
+}
+
+Rect2 TouchScreenButton::get_item_rect() const {
+
+	if (texture.is_null())
+		return Rect2(0,0,1,1);
+	//if (texture.is_null())
+	//	return CanvasItem::get_item_rect();
+
+	return Rect2(Size2(),texture->get_size());
+}
+
+
+void TouchScreenButton::set_visibility_mode(VisibilityMode p_mode) {
+	visibility=p_mode;
+	update();
+}
+
+TouchScreenButton::VisibilityMode TouchScreenButton::get_visibility_mode() const {
+
+	return visibility;
+}
+
+void TouchScreenButton::set_passby_press(bool p_enable) {
+
+	passby_press=p_enable;
+}
+
+bool TouchScreenButton::is_passby_press_enabled() const{
+
+	return passby_press;
+}
+
+
+
+void TouchScreenButton::_bind_methods() {
+
+	ObjectTypeDB::bind_method(_MD("set_texture","texture"),&TouchScreenButton::set_texture);
+	ObjectTypeDB::bind_method(_MD("get_texture"),&TouchScreenButton::get_texture);
+
+	ObjectTypeDB::bind_method(_MD("set_texture_pressed","texture_pressed"),&TouchScreenButton::set_texture_pressed);
+	ObjectTypeDB::bind_method(_MD("get_texture_pressed"),&TouchScreenButton::get_texture_pressed);
+
+	ObjectTypeDB::bind_method(_MD("set_bitmask","bitmask"),&TouchScreenButton::set_bitmask);
+	ObjectTypeDB::bind_method(_MD("get_bitmask"),&TouchScreenButton::get_bitmask);
+
+	ObjectTypeDB::bind_method(_MD("set_action","action"),&TouchScreenButton::set_action);
+	ObjectTypeDB::bind_method(_MD("get_action"),&TouchScreenButton::get_action);
+
+	ObjectTypeDB::bind_method(_MD("set_visibility_mode","mode"),&TouchScreenButton::set_visibility_mode);
+	ObjectTypeDB::bind_method(_MD("get_visibility_mode"),&TouchScreenButton::get_visibility_mode);
+
+	ObjectTypeDB::bind_method(_MD("set_passby_press","enabled"),&TouchScreenButton::set_passby_press);
+	ObjectTypeDB::bind_method(_MD("is_passby_press_enabled"),&TouchScreenButton::is_passby_press_enabled);
+
+	ObjectTypeDB::bind_method(_MD("is_pressed"),&TouchScreenButton::is_pressed);
+
+	ObjectTypeDB::bind_method(_MD("_input"),&TouchScreenButton::_input);
+
+	ADD_PROPERTY( PropertyInfo(Variant::OBJECT,"normal",PROPERTY_HINT_RESOURCE_TYPE,"Texture"),_SCS("set_texture"),_SCS("get_texture"));
+	ADD_PROPERTY( PropertyInfo(Variant::OBJECT,"pressed",PROPERTY_HINT_RESOURCE_TYPE,"Texture"),_SCS("set_texture_pressed"),_SCS("get_texture_pressed"));
+	ADD_PROPERTY( PropertyInfo(Variant::OBJECT,"bitmask",PROPERTY_HINT_RESOURCE_TYPE,"BitMap"),_SCS("set_bitmask"),_SCS("get_bitmask"));
+	ADD_PROPERTY( PropertyInfo(Variant::BOOL,"passby_press"),_SCS("set_passby_press"),_SCS("is_passby_press_enabled"));
+	ADD_PROPERTY( PropertyInfo(Variant::STRING,"action"),_SCS("set_action"),_SCS("get_action"));
+	ADD_PROPERTY( PropertyInfo(Variant::INT,"visibility_mode",PROPERTY_HINT_ENUM,"Always,TouchScreen Only"),_SCS("set_visibility_mode"),_SCS("get_visibility_mode"));
+
+	ADD_SIGNAL( MethodInfo("pressed" ) );
+	ADD_SIGNAL( MethodInfo("release" ) );
+
+
+
+}
+
+TouchScreenButton::TouchScreenButton() {
+
+	finger_pressed=-1;
+	action_id=-1;
+	passby_press=false;
+	visibility=VISIBILITY_ALWAYS;
+}