new file: cache/f512418272.png

new file:   cache/lena.jpg
	new file:   demo.py
	new file:   f512418272.png
	new file:   icon.png
	new file:   lena.jpg

.idea/assignment_2_improved.iml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="PYTHON_MODULE" version="4">
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$" />
+    <orderEntry type="jdk" jdkName="ikt213" jdkType="Python SDK" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

.idea/inspectionProfiles/profiles_settings.xml

@@ -0,0 +1,6 @@
+<component name="InspectionProjectProfileManager">
+  <settings>
+    <option name="USE_PROJECT_PROFILE" value="false" />
+    <version value="1.0" />
+  </settings>
+</component>

.idea/misc.xml

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Black">
+    <option name="sdkName" value="ikt213" />
+  </component>
+  <component name="ProjectRootManager" version="2" project-jdk-name="ikt213" project-jdk-type="Python SDK" />
+</project>

.idea/modules.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/assignment_2_improved.iml" filepath="$PROJECT_DIR$/.idea/assignment_2_improved.iml" />
+    </modules>
+  </component>
+</project>

.idea/workspace.xml

@@ -0,0 +1,56 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ChangeListManager">
+    <list default="true" id="5e47ddf2-717f-442d-8925-70fd842ea97b" name="Changes" comment="" />
+    <option name="SHOW_DIALOG" value="false" />
+    <option name="HIGHLIGHT_CONFLICTS" value="true" />
+    <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
+    <option name="LAST_RESOLUTION" value="IGNORE" />
+  </component>
+  <component name="FileTemplateManagerImpl">
+    <option name="RECENT_TEMPLATES">
+      <list>
+        <option value="Python Script" />
+      </list>
+    </option>
+  </component>
+  <component name="ProjectColorInfo"><![CDATA[{
+  "associatedIndex": 7
+}]]></component>
+  <component name="ProjectId" id="32YAxAi3VvMsvhBoa7ysNMLpCbv" />
+  <component name="ProjectViewState">
+    <option name="hideEmptyMiddlePackages" value="true" />
+    <option name="showLibraryContents" value="true" />
+  </component>
+  <component name="PropertiesComponent"><![CDATA[{
+  "keyToString": {
+    "ModuleVcsDetector.initialDetectionPerformed": "true",
+    "RunOnceActivity.ShowReadmeOnStart": "true",
+    "junie.onboarding.icon.badge.shown": "true",
+    "to.speed.mode.migration.done": "true",
+    "vue.rearranger.settings.migration": "true"
+  }
+}]]></component>
+  <component name="SharedIndexes">
+    <attachedChunks>
+      <set>
+        <option value="bundled-js-predefined-d6986cc7102b-b598e85cdad2-JavaScript-PY-252.25557.178" />
+        <option value="bundled-python-sdk-ce6832f46686-7b97d883f26b-com.jetbrains.pycharm.pro.sharedIndexes.bundled-PY-252.25557.178" />
+      </set>
+    </attachedChunks>
+  </component>
+  <component name="TaskManager">
+    <task active="true" id="Default" summary="Default task">
+      <changelist id="5e47ddf2-717f-442d-8925-70fd842ea97b" name="Changes" comment="" />
+      <created>1757587375498</created>
+      <option name="number" value="Default" />
+      <option name="presentableId" value="Default" />
+      <updated>1757587375498</updated>
+      <workItem from="1757587376542" duration="189000" />
+    </task>
+    <servers />
+  </component>
+  <component name="TypeScriptGeneratedFilesManager">
+    <option name="version" value="3" />
+  </component>
+</project>

demo.py

@@ -0,0 +1,215 @@
+
+import os
+import cv2
+import numpy as np
+import tkinter as tk
+from tkinter import filedialog
+from PIL import Image, ImageTk
+
+OPENED_IMAGE = None
+
+def padding(file_path, border_width):
+    image = cv2.imread(file_path)
+    if image is None:
+        print("Failed to load the image.")
+        return
+    padded_image = cv2.copyMakeBorder(
+        image,
+        top=border_width,
+        bottom=border_width,
+        left=border_width,
+        right=border_width,
+        borderType=cv2.BORDER_REFLECT
+    )
+    _cache_image(padded_image, file_path)
+
+def crop(file_path):
+    image = cv2.imread(file_path)
+    height, width = image.shape[:2]
+    # crop 80 px from top & left, 130 px from bottom & right
+    x_0 = 80
+    x_1 = width - 130
+    y_0 = 80
+    y_1 = height - 130
+    cropped_image = image[y_0:y_1, x_0:x_1]
+
+    _cache_image(cropped_image, file_path)
+
+def resize(file_path):
+    width = 200
+    height = 200
+    image = cv2.imread(file_path)
+    resized_image = cv2.resize(image, (width, height))
+    _cache_image(resized_image, file_path)
+
+
+def copy(file_path):
+    image = cv2.imread(file_path)
+
+    height, width, channels = image.shape
+    emptyPictureArray = np.zeros((height, width, 3), dtype=np.uint8)
+
+    for y in range(height):
+        for x in range(width):
+            for c in range(channels):
+                emptyPictureArray[y, x, c] = image[y, x, c]
+    _cache_image(emptyPictureArray, file_path)
+
+
+def grayscale(file_path):
+    image = cv2.imread(file_path)
+    gray_image = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)
+    _cache_image(gray_image, file_path)
+
+def hsv(file_path):
+    image = cv2.imread(file_path)
+    hsv_image = cv2.cvtColor(image, cv2.COLOR_BGR2HSV)
+    _cache_image(hsv_image, file_path)
+
+
+
+def hue_shifted(file_path, hue=50):
+    image = cv2.imread(file_path)
+    height, width, channels = image.shape
+    emptyPictureArray = np.zeros((height, width, 3), dtype=np.uint8)
+    for y in range(height):
+        for x in range(width):
+            for c in range(channels):
+                new_value = image[y, x, c] + hue
+                # Clip the value to stay within [0, 255]
+                emptyPictureArray[y, x, c] = np.clip(new_value, 0, 255)
+    _cache_image(emptyPictureArray, file_path)
+
+def smoothing(file_path):
+    image = cv2.imread(file_path)
+    smoothed_image = cv2.blur(image, ksize=(15, 15))
+    _cache_image(smoothed_image, file_path)
+
+
+def rotation(file_path, rotation_angle=90):
+    image = cv2.imread(file_path)
+    if rotation_angle == 90:
+        rotated_image = cv2.rotate(image, cv2.ROTATE_90_CLOCKWISE)
+    elif rotation_angle == 180:
+        rotated_image = cv2.rotate(image, cv2.ROTATE_180)
+    else:
+        print("Invalid angle. Use 90 or 180.")
+        return
+    _cache_image(rotated_image, file_path)
+
+def open_image():
+    """
+    Function called from the menu to open an image.
+    """
+    # Ask user to choose an image file
+    file_path = filedialog.askopenfilename(
+        filetypes=[("Image files", "*.jpg *.jpeg *.png *.gif *.bmp")]
+    )
+    if file_path:
+        _open_image(file_path)
+
+def _cache_image(image, file_path):
+    opened_image_basename = os.path.basename(file_path)
+    opened_image_path = os.path.dirname(file_path)
+    newfname = "cache/" + opened_image_basename
+    cv2.imwrite(newfname, image)
+    print(f"Image cached as '{newfname}'.")
+    _open_image(newfname)
+
+
+def _save_image(image, file_path, product_name):
+    opened_image_basename = os.path.basename(file_path)
+    opened_image_path = os.path.dirname(file_path)
+    newfname = opened_image_path + '/' + product_name + '_' + opened_image_basename
+    cv2.imwrite(newfname, image)
+    print(f"Image saved as '{newfname}'.")
+    _open_image(newfname)
+
+
+def _open_image(file_path):
+    """
+    Open and display an image in the GUI.
+    Params:
+    - file_path: Path to the image file.
+    """
+    # Open with cv2 to get dimensions
+    imgcv2 = cv2.imread(file_path)
+    height, width, channels = imgcv2.shape
+
+    # Open and resize image (optional)
+    img = Image.open(file_path)
+    img = img.resize((height, width), Image.LANCZOS)  # Resize to fit frame
+    tk_img = ImageTk.PhotoImage(img)
+
+    # Update label inside frame with the correct dimensions
+    image_label.config(image=tk_img, height=height, width=width)
+
+    global OPENED_IMAGE
+    OPENED_IMAGE = file_path  # Store opened image in global variable, to access later if needed
+    
+    print("Opened image:", file_path)
+
+
+if __name__ == "__main__":
+
+# Main window
+    root = tk.Tk()
+    root.title("Image Viewer")
+    root.geometry("800x600")
+    root.config(bg="white")
+    icon = tk.PhotoImage(file='icon.png')
+    root.tk.call('wm', 'iconphoto', root._w, icon)
+    root.minsize(800, 600)
+
+# Menus
+    menu = tk.Menu(root)
+    root.config(menu=menu)
+    file_menu = tk.Menu(menu, tearoff=0)
+    menu.add_cascade(label="File", menu=file_menu)
+    file_menu.add_command(label="Open Image", command=open_image)
+    file_menu.add_command(label="Exit", command=root.quit)
+
+    test_menu = tk.Menu(menu, tearoff=0)
+    menu.add_cascade(label="Test", menu=test_menu)
+    test_menu.add_command(label="Padding", command=lambda: padding(OPENED_IMAGE, border_width=50) if OPENED_IMAGE is not None else print("No image opened."))
+    test_menu.add_command(label="Crop", command=lambda: crop(OPENED_IMAGE) if OPENED_IMAGE is not None else print("No image opened."))
+    test_menu.add_command(label="Resize", command=lambda: resize(OPENED_IMAGE) if OPENED_IMAGE is not None else print("No image opened."))
+    test_menu.add_command(label="Copy", command=lambda: copy(OPENED_IMAGE) if OPENED_IMAGE is not None else print("No image opened."))
+    test_menu.add_command(label="Greyscale", command=lambda: grayscale(OPENED_IMAGE) if OPENED_IMAGE is not None else print("No image opened."))
+    test_menu.add_command(label="Hsv", command=lambda: hsv(OPENED_IMAGE) if OPENED_IMAGE is not None else print("No image opened."))
+    test_menu.add_command(label="Hue Shifted", command=lambda: hue_shifted(OPENED_IMAGE, hue=50) if OPENED_IMAGE is not None else print("No image opened."))
+    test_menu.add_command(label="Smoothed", command=lambda: smoothing(OPENED_IMAGE) if OPENED_IMAGE is not None else print("No image opened."))
+    test_menu.add_command(label="Rotated", command=lambda: rotation(OPENED_IMAGE, rotation_angle=90) if OPENED_IMAGE is not None else print("No image opened."))
+
+
+    clipboard_menu = tk.Menu(menu, tearoff=0)
+    menu.add_cascade(label="Clipboard", menu=clipboard_menu)
+
+    image_menu = tk.Menu(menu, tearoff=0)
+    menu.add_cascade(label="Image", menu=image_menu)
+
+    tools_menu = tk.Menu(menu, tearoff=0)
+    menu.add_cascade(label="Tools", menu=tools_menu)
+
+    shapes_menu = tk.Menu(menu, tearoff=0)
+    menu.add_cascade(label="Shapes", menu=shapes_menu)
+
+    colors_menu = tk.Menu(menu, tearoff=0)
+    menu.add_cascade(label="Colors", menu=colors_menu)
+
+    layer_menu = tk.Menu(menu, tearoff=0)
+    menu.add_cascade(label="Layer", menu=layer_menu)
+
+    filter_menu = tk.Menu(menu, tearoff=0)
+    menu.add_cascade(label="Filter", menu=filter_menu)
+#
+
+# Frame to hold image
+    imgframe = tk.Frame(root, width=500, height=500, bg="lightgray", relief="sunken", bd=2)
+    imgframe.pack(side="top", pady=10)
+
+# Label to display image
+    image_label = tk.Label(imgframe, width=500, height=500, bg="white")
+    image_label.pack(expand=True)
+
+    root.mainloop()