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Re-enable mouse selection of sprites.

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This commit is contained in:
Rod Kay
2023-04-21 17:43:18 +10:00
parent ac39003165
commit ac87a2e6ca
6 changed files with 110 additions and 217 deletions
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36
4-high/gel/applet/demo/mouse/mouse_selection/launch_mouse_selection.adb
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@@ -28,18 +28,21 @@ procedure launch_mouse_Selection
is
use lace.Event.utility,
ada.Text_IO;
the_Applet : gel.Applet.gui_world.view;
begin
lace.Event.utility.use_text_Logger ("event.log");
lace.Event.utility.use_text_Logger ("events");
lace.Event.utility.Logger.ignore (to_Kind (gel.Mouse.motion_Event'Tag));
the_Applet := gel.Forge.new_gui_Applet ("mouse_Demo",
space_Kind => physics.Bullet);
declare
use ada.Calendar;
the_Applet : constant gel.Applet.gui_world.view := gel.Forge.new_gui_Applet ("mouse_Selection_Applet",
space_Kind => physics.Bullet);
the_Ball : constant gel.Sprite.view := gel.Forge.new_ball_Sprite (the_Applet.World (1),
mass => 0.0);
mass => 1.0);
type retreat_Sprite is new lace.Response.item with
@@ -52,7 +55,7 @@ begin
is
use float_Math;
begin
put_Line ("retreat_Sprite");
put_Line ("*** retreat_Sprite ***");
Self.Sprite.Site_is (Self.Sprite.Site - the_Applet.gui_Camera.Spin * [0.0, 0.0, 1.0]);
end respond;
@@ -71,7 +74,7 @@ begin
is
use float_Math;
begin
put_Line ("advance_Sprite");
put_Line ("*** advance_Sprite ***");
Self.Sprite.Site_is (Self.Sprite.Site + the_Applet.gui_Camera.Spin * [0.0, 0.0, 1.0]);
end respond;
@@ -83,13 +86,18 @@ begin
next_render_Time : ada.calendar.Time;
begin
the_Ball.add (advance_Sprite_Response'unchecked_Access,
to_Kind (gel.events.sprite_click_down_Event'Tag),
the_Applet.Name);
the_Applet.gui_World.Gravity_is ([0.0, 0.0, 0.0]);
connect (the_Observer => the_Applet.local_Observer,
to_Subject => the_Ball.all'Access,
with_Response => advance_Sprite_Response'unchecked_Access,
to_Event_Kind => to_Kind (gel.events.sprite_click_down_Event'Tag));
connect (the_Observer => the_Applet.local_Observer,
to_Subject => the_Ball.all'Access,
with_Response => retreat_Sprite_Response'unchecked_Access,
to_Event_Kind => to_Kind (gel.events.sprite_click_up_Event'Tag));
the_Ball.add (retreat_Sprite_Response'unchecked_Access,
to_Kind (gel.events.sprite_click_up_Event'Tag),
the_Applet.Name);
the_Applet.gui_world .add (the_Ball, and_Children => False);
the_Applet.gui_Camera.Site_is ([0.0, 0.0, 5.0]);
@@ -114,9 +122,11 @@ begin
lace.Event.utility.close;
exception
when E : others =>
lace.Event.utility.close;
the_Applet.destroy;
put_Line ("Exception detected in 'launch_mouse_Selection' ...");
put_Line (ada.Exceptions.Exception_Information (E));