gnoga_2.1.2_5f127c56/test/pixi_sprite_test.adb

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with Gnoga.Application.Multi_Connect;
with Gnoga.Gui.Window;
with Gnoga.Gui.Base;
with Gnoga.Gui.Element;
with Gnoga.Gui.Element.Common;
with Gnoga.Gui.Element.Canvas;
with Gnoga.Gui.Plugin.Pixi;
with Gnoga.Gui.Plugin.Pixi.Graphics;
with Gnoga.Gui.Plugin.Pixi.Sprite;
with Gnoga.Gui.Plugin.Pixi.Text;
with Gnoga.Types;
with Gnoga.Types.Colors;

with Ada.Numerics.Elementary_Functions;

with UXStrings.Conversions;

procedure Pixi_Sprite_Test is
   use Gnoga;
   use Gnoga.Types;
   use Gnoga.Gui;
   use Gnoga.Gui.Element;
   use Gnoga.Gui.Element.Canvas;
   use all type Gnoga.String;

   function Image is new UXStrings.Conversions.Scalar_Image (Plugin.Pixi.Sprite.Effect_Type);
   function Image is new UXStrings.Conversions.Fixed_Point_Image (Duration);

   type App_Data is new Connection_Data_Type with record
      Main_Window   : Window.Pointer_To_Window_Class;
      My_Canvas     : aliased Canvas.Canvas_Type;
      SP1, SP2, SP3 : Plugin.Pixi.Sprite.Sprite_Type;
   end record;
   type App_Access is access all App_Data;

   procedure On_Click (Object : in out Gnoga.Gui.Base.Base_Type'Class);

   procedure On_Click (Object : in out Gnoga.Gui.Base.Base_Type'Class) is
      App : constant App_Access := App_Access (Object.Connection_Data);
   begin
      App.SP1.Motion (App.SP1.Row_Velocity, App.SP1.Column_Velocity + 1.0);
   end On_Click;

   procedure On_Sprite_Frame_Event
     (Object : in out Gnoga.Gui.Base.Base_Type'Class;
      Event  :        Plugin.Pixi.Sprite.Effect_Type);

   procedure On_Sprite_Frame_Event
     (Object : in out Gnoga.Gui.Base.Base_Type'Class;
      Event  :        Plugin.Pixi.Sprite.Effect_Type)
   is
      use type Plugin.Pixi.Sprite.Effect_Type;
   begin
      Log ("Frame: " & Image (Event));
      if Event = Plugin.Pixi.Sprite.Inside_Event_Effect then
         Plugin.Pixi.Sprite.Sprite_Type (Object).Frame_Effect (Plugin.Pixi.Sprite.Outside_Event_Effect);
      else
         Plugin.Pixi.Sprite.Sprite_Type (Object).Frame_Effect (Plugin.Pixi.Sprite.Inside_Event_Effect);
      end if;
   end On_Sprite_Frame_Event;

   procedure On_Sprite_Angle_Event
     (Object : in out Gnoga.Gui.Base.Base_Type'Class;
      Event  :        Plugin.Pixi.Sprite.Effect_Type);

   procedure On_Sprite_Angle_Event
     (Object : in out Gnoga.Gui.Base.Base_Type'Class;
      Event  :        Plugin.Pixi.Sprite.Effect_Type)
   is
      use type Plugin.Pixi.Sprite.Effect_Type;
   begin
      Log ("Angle: " & Image (Event));
      if Event = Plugin.Pixi.Sprite.Inside_Event_Effect then
         Plugin.Pixi.Sprite.Sprite_Type (Object).Angle_Effect (Plugin.Pixi.Sprite.Outside_Event_Effect);
      else
         Plugin.Pixi.Sprite.Sprite_Type (Object).Angle_Effect (Plugin.Pixi.Sprite.Inside_Event_Effect);
      end if;
   end On_Sprite_Angle_Event;

   procedure On_Connect
     (Main_Window : in out Gnoga.Gui.Window.Window_Type'Class;
      Connection  :        access Gnoga.Application.Multi_Connect.Connection_Holder_Type);

   procedure On_Connect
     (Main_Window : in out Gnoga.Gui.Window.Window_Type'Class;
      Connection  :        access Gnoga.Application.Multi_Connect.Connection_Holder_Type)
   is
      pragma Unreferenced (Connection);
      App        : constant App_Access := new App_Data;
      A          : Plugin.Pixi.Application_Type;
      R          : Plugin.Pixi.Renderer_Type;
      C          : Plugin.Pixi.Container_Type;
      G, B, L    : Plugin.Pixi.Graphics.Graphics_Type;
      T          : Plugin.Pixi.Texture_Type;
      S1, S2     : Plugin.Pixi.Style_Type;
      M0, M1, M2 : Plugin.Pixi.Text.Text_Type;

      Button1 : Common.Button_Type;

      X_Pos, Y_Pos : Integer;
      Coinc        : Boolean := False;
      Time_To_Wait : Duration;
   begin
      Main_Window.Connection_Data (App);

      App.Main_Window := Main_Window'Unchecked_Access;

      Button1.Create (Parent => Main_Window.Document.Body_Element.all, Content => "Go faster!");
      Button1.Place_Inside_Top_Of (Main_Window.Document.Body_Element.all);
      Button1.On_Click_Handler (On_Click'Unrestricted_Access);

      Plugin.Pixi.Load_PIXI (Main_Window);

      App.My_Canvas.Create (Main_Window, 600, 400);
      App.My_Canvas.Border;
      App.My_Canvas.Place_Inside_Bottom_Of (App.Main_Window.Document.Body_Element.all);

      A.Create (App.My_Canvas, 600, 400);
      -- or directly inside the window (no need to create a canvas)
      --        A.Create (Main_Window, 600, 400);
      R.Create (A);
      C.Create (A);
      G.Create (C);

--        delay 30.1;

      G.Line_Width (8); -- non zero width is mandatory to set a color
      G.Line_Color (Gnoga.Types.Colors.Yellow);
      G.Draw_Rect (50, 10, 90, 40);

      S1.Create (G);
      S1.Font_Family ("Arial");
      S1.Font_Size ("36px");
      S1.Font_Style (Gnoga.Gui.Element.Italic);
      S1.Font_Weight (Gnoga.Gui.Element.Weight_Bold);
      S1.Fill (Gnoga.Types.Colors.Purple);
      S1.Stroke (Gnoga.Types.Colors.Light_Golden_Rod_Yellow);
      S1.Stroke_Thickness (5);
      S1.Drop_Shadow (True);
      S1.Drop_Shadow_Color (Gnoga.Types.Colors.Green);
      S1.Drop_Shadow_Distance (6);
      --  Create M0 in G so it won't be considered as sprite
      M0.Create (G, "Hello World!", 100, 100);
      M0.Set_Style (S1);

      S2.Create (G);
      S2.Fill (Gnoga.Types.Colors.Cyan);
      S2.Font_Size ("40px");
      --  Create M1 in C so it will be considered as sprite
      --  C is taken as the container of sprites
      M1.Create (C, "with", 150, 150);
      M1.Set_Style (S2);
      M1.Rotation_Velocity (10.0);
      --  Create M2 in C so it will be considered as sprite
      M2.Create (C, "PIXI", 150, 250);
      M2.Set_Style (S2);
      M2.Rotation_Velocity (-10.0);

      Gnoga.Log ("Container width:" & Image (C.Get_Bounds.Width));

      R.Auto_Rendering (C, True);

      App.SP1.Create (C, "img/E4a.png", 10, 10);
      --  C is taken as the container of sprites

      declare
         rv     : constant := 20.0;
         ra     : constant := 5.0;
         x1, y1 : Integer  := 200;
         r, t   : Float    := 0.0;
      begin
         for Iter in 1 .. 34 loop
            App.SP1.Move_To (y1, x1, rv, ra, Time_To_Wait);
            delay Time_To_Wait;
            r  := r + 5.0;
            t  := t + Ada.Numerics.Pi / 10.0;
            x1 := 200 + Integer (r * Ada.Numerics.Elementary_Functions.Cos (t));
            y1 := 200 + Integer (r * Ada.Numerics.Elementary_Functions.Sin (t));
         end loop;
         App.SP1.Locate (50, 50);
      end;

      App.SP1.Frame_Limit
        (70, 90, 70, 90, Plugin.Pixi.Sprite.Inside_Event_Effect, On_Sprite_Frame_Event'Unrestricted_Access);
      App.SP1.Angle_Limit (-45, 45, Plugin.Pixi.Sprite.Outside_Event_Effect, On_Sprite_Angle_Event'Unrestricted_Access);
      App.SP1.Move_To (200, 200, 10.0, 10.0, Time_To_Wait);
      Gnoga.Log ("Waiting: 2 +" & Image (Time_To_Wait));
      delay Time_To_Wait + 2.0;

      App.SP1.Move_Rel (-50, 30, 10.0, 10.0, Time_To_Wait);
      Gnoga.Log ("Waiting: 2 +" & Image (Time_To_Wait));
      delay Time_To_Wait + 2.0;

      App.SP1.Pivot (App.SP1.Height / 2, App.SP1.Width / 2);
      App.SP1.Rotation (-60);
      App.SP1.Move_Rel (-120, -10.0, -10.0, Time_To_Wait);
      Gnoga.Log ("Waiting: 2 +" & Image (Time_To_Wait));
      delay Time_To_Wait + 2.0;

      App.SP1.Rotate_Rel (150, 10.0, 10.0, Time_To_Wait);
      Gnoga.Log ("Waiting: 2 +" & Image (Time_To_Wait));
      delay Time_To_Wait + 2.0;

      App.SP1.Rotate_To (0, 10.0, 10.0, Time_To_Wait);
      Gnoga.Log ("Waiting: 2 +" & Image (Time_To_Wait));
      delay Time_To_Wait + 2.0;

      App.SP3.Create (C, "img/empty.png", 100, 100);
      B.Create (App.SP3);
      B.Line_Style (8, Gnoga.Types.Colors.Yellow_Green);
      B.Draw_Circle (0, 0, 10);
      App.SP3.Frame_Limit (50, 350, 50, 500, Gnoga.Gui.Plugin.Pixi.Sprite.Loop_Effect);
      for Angle in 0 .. 17 loop
         App.SP3.Motion (500.0, 10 + 20 * Angle);
         delay 2.0;
      end loop;
      App.SP3.Frame_Limit (50, 350, 50, 500, Gnoga.Gui.Plugin.Pixi.Sprite.Bounce_Effect);
      delay 4.0;

      T.Create (R, "img/E6a.png");
      App.SP1.Put_Texture (T);
      App.SP1.Locate (200, 500);
      App.SP1.Motion (50.0, -145);
      App.SP1.Acceleration (10.0, 90);
      delay 5.0;
      G.Line_Style (8, Gnoga.Types.Colors.Green);
      G.Move_To (100, 140);
      G.Line_To (App.SP1.Column, App.SP1.Row);
      R.Render (C);
      Gnoga.Log ("Distance: " & Image (App.SP1.Distance (100, 100)));
      Gnoga.Log ("Rotation: " & Image (App.SP1.Rotation));
      App.SP1.Rotation_Acceleration (-10.0);
      delay 3.0;
      G.Line_Style (8, Gnoga.Types.Colors.Grey);
      G.Move_To (100, 140);
      G.Line_To (App.SP1.Column, App.SP1.Row);
      R.Render (C);
      delay 3.0;
      Gnoga.Log ("Distance: " & Image (App.SP1.Distance (100, 100)));
      Gnoga.Log ("Rotation: " & Image (App.SP1.Rotation));
      App.SP1.Finalize;

      App.SP1.Create (C, "img/E11a.png", 250, 10);
      App.SP2.Create (C, "img/E17a.png", 250, 100);
      App.SP1.Motion (0.0, 5.0);
      App.SP1.Acceleration (0.0, 1.0);
      App.SP2.Motion (0.0, 5.0);
      App.SP2.Anchor (0.5, 0.5);
      App.SP2.Rotation_Velocity (-45.0);

      loop
         if not Gnoga.Gui.Plugin.Pixi.Sprite.Coincidence (App.SP1, App.SP2, 60) and not Coinc then
            App.SP1.Position (Y_Pos, X_Pos);
            if X_Pos > 350 then
               App.SP1.Acceleration (0.0, -5.0);
               exit;
            end if;
         else
            if Coinc then
               if not Gnoga.Gui.Plugin.Pixi.Sprite.Coincidence (App.SP1, App.SP2, 65) then
                  Coinc := False;
                  App.SP1.Position (Y_Pos, X_Pos);
                  App.SP1.Locate (Y_Pos - 40, X_Pos);
                  App.SP2.Angle_Limit
                    (App.SP2.Rotation - 145, App.SP2.Rotation, Gnoga.Gui.Plugin.Pixi.Sprite.Loop_Effect);
               end if;
            else
               Coinc := True;
               App.SP1.Position (Y_Pos, X_Pos);
               App.SP1.Locate (Y_Pos + 40, X_Pos);
               App.SP2.Angle_Limit
                 (App.SP2.Rotation - 145, App.SP2.Rotation, Gnoga.Gui.Plugin.Pixi.Sprite.Bounce_Effect);
            end if;
         end if;
         delay 1.0;
         Gnoga.Log ("Distance: " & Image (Gnoga.Gui.Plugin.Pixi.Sprite.Distance (App.SP1, App.SP2)));
      end loop;

      R.Auto_Rendering (C, False);
      C.Finalize;

      C.Create (A);
      M1.Create (C, "Gnoga Native System", 10, 10);
      M1.Set_Style (S2);
      App.SP1.Create (C, "img/empty.png", 200, 300);
      G.Create (App.SP1);
      G.Begin_Fill (Gnoga.Types.Colors.Yellow);
      G.Draw_Circle (0, 0, 50);
      G.End_Fill;
      App.SP2.Create (App.SP1, "img/empty.png", 0, 150);
      B.Create (App.SP2);
      B.Begin_Fill (Gnoga.Types.Colors.Blue);
      B.Draw_Circle (0, 0, 10);
      B.End_Fill;
      App.SP3.Create (App.SP2, "img/empty.png", 0, 25);
      L.Create (App.SP3);
      L.Begin_Fill (Gnoga.Types.Colors.Brown);
      L.Draw_Circle (0, 0, 2);
      L.End_Fill;

      App.SP1.Rotation_Velocity (5.0);
      App.SP2.Rotation_Velocity (-20.0);

      R.Auto_Rendering (C, True);

      delay 60.0;

      R.Auto_Rendering (C, False);
      App.SP1.Finalize;

      delay 10.0;
   end On_Connect;

begin
   Application.Multi_Connect.Initialize (Event => On_Connect'Unrestricted_Access, Boot => "debug.html");

   Application.Title ("Test App for Gnoga");
--     Application.HTML_On_Close
--       ("<b>Connection to Application has been terminated</b>");

   Application.Multi_Connect.Message_Loop;
end Pixi_Sprite_Test;