Added Rectangle struct and core_input_gestures example (#12)

* Added Rectangle struct * Added core_input_gestures example to utilize the Rectangle struct * Removed unused imports
2020-07-30 20:52:12 +08:00 · 2020-07-30 20:52:12 +08:00 · 6854ec4a3e
commit 6854ec4a3e
parent 76e945e1c9
2 changed files with 108 additions and 1 deletions
--- a/examples/core/core_input_gestures.py
+++ b/examples/core/core_input_gestures.py
@ -0,0 +1,107 @@
+"""
+
+raylib [core] example - Input Gestures Detection
+
+"""
+from raylib.pyray import PyRay, makeStructHelper
+from raylib.colors import (
+    RAYWHITE,
+    LIGHTGRAY,
+    DARKGRAY,
+    MAROON,
+    GRAY,
+)
+
+
+pyray = PyRay()
+
+# Initialization
+MAX_GESTURE_STRINGS = 20
+SCREEN_WIDTH = 800
+SCREEN_HEIGHT = 450
+
+pyray.init_window(SCREEN_WIDTH, SCREEN_HEIGHT,
+                  'raylib [core] example - input gestures')
+
+touch_position = pyray.Vector2(0, 0)
+touch_area = pyray.Rectangle(220, 10, SCREEN_WIDTH - 230, SCREEN_HEIGHT - 20)
+
+gesture_strings = []
+
+current_gesture = pyray.GESTURE_NONE
+last_gesture = pyray.GESTURE_NONE
+
+GESTURE_LABELS = {
+    pyray.GESTURE_TAP: 'GESTURE TAP',
+    pyray.GESTURE_DOUBLETAP: 'GESTURE DOUBLETAP',
+    pyray.GESTURE_HOLD: 'GESTURE HOLD',
+    pyray.GESTURE_DRAG: 'GESTURE DRAG',
+    pyray.GESTURE_SWIPE_RIGHT: 'GESTURE SWIPE RIGHT',
+    pyray.GESTURE_SWIPE_LEFT: 'GESTURE SWIPE LEFT',
+    pyray.GESTURE_SWIPE_UP: 'GESTURE SWIPE UP',
+    pyray.GESTURE_SWIPE_DOWN: 'GESTURE SWIPE DOWN',
+    pyray.GESTURE_PINCH_IN: 'GESTURE PINCH IN',
+    pyray.GESTURE_PINCH_OUT: 'GESTURE PINCH OUT',
+}
+
+pyray.set_target_fps(60)  # Set our game to run at 60 frames-per-second
+
+
+# Main game loop
+while not pyray.window_should_close():  # Detect window close button or ESC key
+    # Update
+    last_gesture = current_gesture
+    current_gesture = pyray.get_gesture_detected()
+    touch_position = pyray.get_touch_position(0)
+
+    if (
+        pyray.check_collision_point_rec(touch_position, touch_area)
+        and current_gesture != pyray.GESTURE_NONE
+    ):
+        if current_gesture != last_gesture:
+            gesture_strings.append(GESTURE_LABELS[current_gesture])
+
+        # Reset gestures strings
+        if len(gesture_strings) >= MAX_GESTURE_STRINGS:
+            gesture_strings = []
+
+    # Draw
+    pyray.begin_drawing()
+
+    pyray.clear_background(RAYWHITE)
+
+    pyray.draw_rectangle_rec(touch_area, GRAY)
+    pyray.draw_rectangle(225, 15, SCREEN_WIDTH - 240, SCREEN_HEIGHT - 30,
+                         RAYWHITE)
+
+    pyray.draw_text(
+        'GESTURES TEST AREA',
+        SCREEN_WIDTH - 270, SCREEN_HEIGHT - 40, 20, pyray.fade(GRAY, 0.5)
+    )
+
+    pyray.draw_rectangle(10, 29, 200, SCREEN_HEIGHT - 50, GRAY)
+    pyray.draw_text('DETECTED GESTURES', 50, 15, 10, GRAY)
+
+    for i, val in enumerate(gesture_strings):
+        if i % 2 == 0:
+            pyray.draw_rectangle(
+                10, 30 + 20 * i, 200, 20, pyray.fade(LIGHTGRAY, 0.5))
+        else:
+            pyray.draw_rectangle(
+                10, 30 + 20 * i, 200, 20, pyray.fade(LIGHTGRAY, 0.3))
+
+        if i < len(gesture_strings) - 1:
+            pyray.draw_text(val, 35, 36 + 20 * i, 10, DARKGRAY)
+        else:
+            pyray.draw_text(val, 35, 36 + 20 * i, 10, MAROON)
+
+
+    if current_gesture != pyray.GESTURE_NONE:
+        pyray.draw_circle_v(touch_position, 30, MAROON)
+
+
+    pyray.end_drawing()
+
+
+# De-Initialization
+pyray.close_window()  # Close window and OpenGL context