Added Sprite Coloring and Value Animations

asloengine/animation.cpp

@@ -0,0 +1,94 @@
+#include "headers/animation.hpp"
+
+namespace asloengine
+{
+
+    Animation::Animation(Function _function, float _start_value, float _end_value, float _duration)
+    {
+
+        reset(_function, _start_value, _end_value, _duration);
+
+    }
+
+    void Animation::reset(Function _function, float _start_value, float _end_value, float _duration)
+    {
+
+        function = _function;
+        start_value = _start_value;
+        current_value = _start_value;
+        end_value = _end_value;
+        time = 0;
+        duration = _duration;        
+
+    }
+
+    float Animation::animate(float delta_time)
+    {
+
+        time += delta_time;
+
+        if (time > duration)
+        {
+            time = duration;
+        }
+
+        switch (function)
+        {
+
+            case LINEAR:
+                return calculate_linear();
+            
+            case EASE_IN:
+                return calculate_ease_in();
+            
+            case EASE_OUT:
+                return calculate_ease_out();
+            
+            case EASE_IN_OUT:
+                return calculate_ease_in_out();
+
+        }
+
+        return 0;
+
+    }
+
+    float Animation::calculate_linear()
+    {
+
+        float value_difference = end_value - start_value;
+        float progress = time / duration;
+
+        return start_value + value_difference * progress;
+
+    }
+    
+    float Animation::calculate_ease_in()
+    {
+
+        // TO-DO
+        return 0;
+
+    }
+
+    float Animation::calculate_ease_out()
+    {
+
+        // TO-DO
+        return 0;
+
+    }
+
+    float Animation::calculate_ease_in_out()
+    {
+
+        float value_difference = end_value - start_value;
+        float progress = time / duration;
+        
+        progress = pow(progress, 2) / (pow(progress, 2) + pow((1 - progress), 2));
+        
+        return (start_value + value_difference * progress);
+        
+    }
+
+}

asloengine/builtin/headers/scene_default.hpp

@@ -8,6 +8,7 @@
 #include "framerate_counter.hpp"
 #include "scroll_view.hpp"
 #include "grid_container.hpp"
+#include "../../headers/animation.hpp"
 
 namespace asloengine
 {
@@ -20,6 +21,7 @@ namespace asloengine
 
             sf::Texture button_texture;
             sf::Font button_font;
+            Animation *test_animation;
 
             void on_load() override;
             void on_update(float delta_time) override;

asloengine/builtin/scene_default.cpp

@@ -40,7 +40,7 @@ namespace asloengine
         toif->set_position(200, 300);
         
         InputField *if1 = new InputField("if_1", sf::Vector2f(200, 30), button_font, button_texture, 30, 20);
-        if1->set_position(100, 420);
+        if1->set_position(0, 420);
         if1->signal_on_focus.connect_member(to1, &TextObject::set_text, sf::String("gained focus"));
         if1->signal_on_lost_focus.connect_member(to1, &TextObject::set_text, sf::String("lost focus"));
         //if1->signal_on_text_changed.connect_member(this, &SceneDefault::on_test);
@@ -53,6 +53,8 @@ namespace asloengine
         //if2->set_position(20, 20);
         if2->signal_on_focus.connect_member(to1, &TextObject::set_text, sf::String("gained focus"));
         if2->signal_on_lost_focus.connect_member(to1, &TextObject::set_text, sf::String("lost focus"));
+        sf::Color *test_color = new sf::Color(192, 128, 96, 255);
+        if2->set_color(*test_color);
 
         /*sc1->objects.emplace_back(if2);
 
@@ -73,10 +75,13 @@ namespace asloengine
 
 
         base_layer.emplace_back(container);
+        base_layer.emplace_back(if1);
 
         layers.emplace_back(base_layer);
         fixed_layers.emplace_back(gui_layer);
 
+        test_animation = new Animation(Animation::EASE_IN_OUT, 380, 200, 3);
+
     }
 
     void SceneDefault::on_update(float delta_time)
@@ -84,6 +89,10 @@ namespace asloengine
 
         //move_camera(sf::Vector2f(1, 2));
 
+        float value = test_animation->animate(delta_time);
+
+        layers[0][1]->set_position(value, 420);
+
     }
 
 }

asloengine/core.cpp

@@ -42,6 +42,7 @@ namespace asloengine
             PROGRAM_INFO, sf::Style::Close);
         }
         
+        main_window->setPosition(_settings.window_position);
         main_window->setVerticalSyncEnabled(active_settings.vsync_enabled);
         main_window->setFramerateLimit(active_settings.max_framerate);
 

asloengine/headers/animation.hpp

@@ -0,0 +1,38 @@
+#pragma once
+
+#include <math.h>
+#include "helpers.hpp"
+
+namespace asloengine
+{
+
+    class Animation
+    {
+
+        public:
+            enum Function
+            {
+                LINEAR, EASE_IN, EASE_OUT, EASE_IN_OUT
+            };
+
+            Animation(Function _function, float _start_value, float _end_value, float _duration);
+
+            void reset(Function _function, float _start_value, float _end_value, float _duration);
+            float animate(float delta_time);
+
+        protected:
+            Function function;
+            float start_value;
+            float current_value;
+            float end_value;
+            float time;
+            float duration;
+
+            float calculate_linear();
+            float calculate_ease_in();
+            float calculate_ease_out();
+            float calculate_ease_in_out();
+
+    };
+
+}

asloengine/headers/core.hpp

@@ -15,6 +15,7 @@ namespace asloengine
         uint resolution_y = 480;
         uint bit_depth = 24;
         uint max_framerate = 60;
+        sf::Vector2i window_position = sf::Vector2i(0, 0);
         bool vsync_enabled = true;
         bool fullscreen_enabled = false;
     };

asloengine/headers/spriteobject.hpp

@@ -14,6 +14,8 @@ namespace asloengine
             virtual ~SpriteObject() override;
 
             void load_texture(sf::Texture& _texture);
+            void set_color(sf::Color& _color);
+            sf::Color get_color() const;
             virtual void draw() override;
             virtual void on_main_property_update() override;
 

asloengine/spriteobject.cpp

@@ -25,6 +25,20 @@ namespace asloengine
 
     }
 
+    void SpriteObject::set_color(sf::Color& _color)
+    {
+
+        sprite.setColor(_color);
+
+    }
+    
+    sf::Color SpriteObject::get_color() const
+    {
+
+        return sprite.getColor();
+
+    }
+
     void SpriteObject::draw()
     {
         

log.txt

@@ -7,11 +7,13 @@
 6 - LOG: GameObject 'if_2' has been Started
 7 - LOG: GameObject 'Login Button' has been Started
 8 - LOG: GameObject 'Exit Button' has been Started
-9 - LOG: Scene 'SceneDefault' has been Started
-10 - LOG: GameObject 'Info Text' has been Destroyed
-11 - LOG: GameObject 'if_2' has been Destroyed
-12 - LOG: GameObject 'Login Button' has been Destroyed
-13 - LOG: GameObject 'Exit Button' has been Destroyed
-14 - LOG: GameObject 'cont1' has been Destroyed
-15 - LOG: Scene 'SceneDefault' has been Destroyed
-16 - LOG: END Main Game Loop
+9 - LOG: GameObject 'if_1' has been Started
+10 - LOG: Scene 'SceneDefault' has been Started
+11 - LOG: GameObject 'Info Text' has been Destroyed
+12 - LOG: GameObject 'if_2' has been Destroyed
+13 - LOG: GameObject 'Login Button' has been Destroyed
+14 - LOG: GameObject 'Exit Button' has been Destroyed
+15 - LOG: GameObject 'cont1' has been Destroyed
+16 - LOG: GameObject 'if_1' has been Destroyed
+17 - LOG: Scene 'SceneDefault' has been Destroyed
+18 - LOG: END Main Game Loop

program.cpp

@@ -9,6 +9,7 @@ int main()
         480, // Resolution Y
         24, // Bit Depth
         60, // Max Framerate
+        sf::Vector2i(2000, 100), // Window Position
         true, // Vsync Enabled
         false // Fullscreen Enabled
     };

roadmap.txt

@@ -1,2 +1,2 @@
-Color
-Animations
+ease-in function for Animation
+ease-out function for Animation