Add virtual cursor for controller support

CREDITS

@@ -1,4 +1,10 @@
-The Roboto Black font used in this project is licensed under the Open Font License. Read assets/fonts/OFL.txt for more information.
+The cursor used for virtual controller support is from the Pixel UI pack
+by Kenney Vleugels for Kenney (www.kenney.nl)
+with help by Lynn Evers (Twitter: @EversLynn)
+Licensed (Creative Commons Zero, CC0) https://creativecommons.org/publicdomain/zero/1.0/
+
+The Roboto Black font used in this project is licensed under the Open Font License.
+Read assets/fonts/OFL.txt for more information.
 
 Huge Thanks to Python for being the programming language used in this game.
 https://www.python.org/

game/iter_fractal_viewer.py

@@ -2,7 +2,7 @@ import arcade, arcade.gui, pyglet, json
 
 from game.shader import create_iter_calc_shader
 from utils.constants import button_style, initial_real_imag
-from utils.preload import button_texture, button_hovered_texture
+from utils.preload import button_texture, button_hovered_texture, cursor_texture
 
 class IterFractalViewer(arcade.gui.UIView):
     def __init__(self, pypresence_client, fractal_name: str):
@@ -20,9 +20,14 @@ class IterFractalViewer(arcade.gui.UIView):
         self.zoom = 1.0
         self.zoom_start_position = ()
         self.zoom_rect = None
+        self.has_controller = False
+        self.dragging_with_controller = False
 
     def on_show_view(self):
         super().on_show_view()
+        self.window.on_stick_motion = self.on_stick_motion
+        self.window.on_button_press = self.on_button_press
+        self.window.on_button_release = self.on_button_release
 
         self.shader_program, self.fractal_image = create_iter_calc_shader(
             self.fractal_name, 
@@ -57,6 +62,29 @@ class IterFractalViewer(arcade.gui.UIView):
         self.back_button.on_click = lambda event: self.main_exit()
         self.anchor.add(self.back_button, anchor_x="left", anchor_y="top", align_x=5, align_y=-5)
 
+        if self.window.get_controllers():
+            self.sprite_list = arcade.SpriteList()
+            self.cursor_sprite = arcade.Sprite(cursor_texture)
+            self.sprite_list.append(self.cursor_sprite)
+            self.has_controller = True
+
+    def on_button_press(self, controller, button_name):
+        if button_name == "a" and self.has_controller:
+            self.zoom_start_position = self.cursor_sprite.center_x, self.cursor_sprite.center_y
+            self.dragging_with_controller = True
+
+    def on_button_release(self, controller, button_name):
+        if button_name == "a" and self.dragging_with_controller:
+            self.dragging_with_controller = False
+            self.on_mouse_release(self.cursor_sprite.center_x, self.cursor_sprite.center_y, None, None)
+
+    def on_stick_motion(self, controller, name, vector):
+        if name == "leftstick":
+            self.cursor_sprite.center_x += vector.x * 5
+            self.cursor_sprite.center_y += vector.y * 5
+            if self.dragging_with_controller:
+                self.on_mouse_drag(self.cursor_sprite.center_x, self.cursor_sprite.center_y, 0, 0, None, None)
+
     def create_image(self):
         with self.shader_program:
             self.shader_program['u_maxIter'] = int(self.max_iter)
@@ -71,7 +99,7 @@ class IterFractalViewer(arcade.gui.UIView):
 
             self.zoom = 1
 
-            self.zoom_label.text = f"Zoom: {self.zoom:.4f}"
+            self.zoom_label.text = f"Zoom: {self.zoom:.2f}"
 
             self.zoom_start_position = None
             self.zoom_rect = None
@@ -80,7 +108,7 @@ class IterFractalViewer(arcade.gui.UIView):
 
             self.pypresence_client.update(
                 state=f'Viewing {self.fractal_name.replace("_", " ").capitalize()}',
-                details=f'Zoom: {self.zoom:.4f}\nMax Iterations: {self.max_iter}',
+                details=f'Zoom: {self.zoom:.2f}\nMax Iterations: {self.max_iter}',
                 start=self.pypresence_client.start_time
             )
 
@@ -152,5 +180,8 @@ class IterFractalViewer(arcade.gui.UIView):
         self.fractal_sprite.draw()
         self.ui.draw()
 
+        if self.has_controller:
+            self.sprite_list.draw()
+        
         if self.zoom_rect:
             arcade.draw_rect_outline(self.zoom_rect, color=arcade.color.GRAY)

game/sierpinsky_carpet.py

@@ -2,7 +2,7 @@ import arcade, arcade.gui, pyglet, json
 
 from game.shader import create_sierpinsky_carpet_shader
 from utils.constants import button_style
-from utils.preload import button_texture, button_hovered_texture
+from utils.preload import button_texture, button_hovered_texture, cursor_texture
 
 class SierpinskyCarpetViewer(arcade.gui.UIView):
     def __init__(self, pypresence_client):
@@ -16,6 +16,9 @@ class SierpinskyCarpetViewer(arcade.gui.UIView):
         self.depth = self.settings_dict.get("sierpinsky_depth", 10)
         self.zoom = 1.0
         self.click_center = (self.width / 2, self.height / 2)
+        self.has_controller = False
+
+        self.window.on_stick_motion = self.on_stick_motion
 
     def on_show_view(self):
         super().on_show_view()
@@ -30,6 +33,17 @@ class SierpinskyCarpetViewer(arcade.gui.UIView):
 
         self.setup_ui()
 
+        if self.window.get_controllers():
+            self.sprite_list = arcade.SpriteList()
+            self.cursor_sprite = arcade.Sprite(cursor_texture)
+            self.sprite_list.append(self.cursor_sprite)
+            self.has_controller = True
+
+    def on_stick_motion(self, controller, name, vector):
+        if name == "leftstick":
+            self.cursor_sprite.center_x += vector.x * 5
+            self.cursor_sprite.center_y += vector.y * 5
+
     def main_exit(self):
         from menus.main import Main
         self.window.show_view(Main(self.pypresence_client))
@@ -53,8 +67,6 @@ class SierpinskyCarpetViewer(arcade.gui.UIView):
             self.shader_program.dispatch(self.sierpinsky_carpet_image.width, self.sierpinsky_carpet_image.height, 1, barrier=pyglet.gl.GL_ALL_BARRIER_BITS)
 
     def on_mouse_press(self, x: int, y: int, button: int, modifiers: int) -> bool | None:
-        super().on_mouse_press(x, y, button, modifiers)
-
         if button == arcade.MOUSE_BUTTON_LEFT:
             zoom = self.settings_dict.get("sierpinsky_zoom_increase", 2)
         elif button == arcade.MOUSE_BUTTON_RIGHT:
@@ -72,7 +84,13 @@ class SierpinskyCarpetViewer(arcade.gui.UIView):
 
         self.pypresence_client.update(state='Viewing Sierpinsky Carpet', details=f'Zoom: {self.zoom}\nDepth: {self.depth}', start=self.pypresence_client.start_time)
 
+    def on_button_press(self, controller, name):
+        if name == "a":
+            self.on_mouse_press(self.cursor_sprite.left, self.cursor_sprite.bottom, arcade.MOUSE_BUTTON_LEFT, 0)
+
     def on_draw(self):
         self.window.clear()
         self.sierpinsky_carpet_sprite.draw()
         self.ui.draw()
+        if self.has_controller:
+            self.sprite_list.draw()

utils/preload.py

@@ -2,3 +2,4 @@ import arcade.gui, arcade
 
 button_texture = arcade.gui.NinePatchTexture(64 // 4, 64 // 4, 64 // 4, 64 // 4, arcade.load_texture("assets/graphics/button.png"))
 button_hovered_texture = arcade.gui.NinePatchTexture(64 // 4, 64 // 4, 64 // 4, 64 // 4, arcade.load_texture("assets/graphics/button_hovered.png"))
+cursor_texture = arcade.load_texture("assets/graphics/cursor.png")