addad svg support

Author: RandyNorthrup

PNG to Icons with GUI/README.md

@@ -1,14 +1,16 @@
 # PNG to Icon Converter (GUI)
 
-A simple Python GUI tool to convert PNG images into icon formats for Windows (.ico), macOS (.icns), and Linux (multiple PNG sizes). Built with PySide6 and Pillow.
+A simple Python GUI tool to convert PNG and SVG images into icon formats for Windows (.ico), macOS (.icns), and Linux (multiple PNG sizes). Built with PySide6, Pillow, and CairoSVG.
 
 ---
 
+
 ## Features
-- 🖼️ Select a PNG file and convert it to:
-  - Windows .ico (16x16, 32x32, 48x48, 256x256)
+- 🖼️ Select a PNG or SVG file and convert it to:
+  - Windows .ico (user-selectable sizes)
   - macOS .icns
-  - Linux PNG icons (16x16 up to 512x512)
+  - Linux PNG icons (user-selectable sizes)
+- ☑️ Checkboxes to select which icon sizes to output
 - 📂 Choose output directory
 - ⚡ Fast, one-click conversion
 - ❌ Error handling with pop-up dialogs
@@ -17,13 +19,15 @@ A simple Python GUI tool to convert PNG images into icon formats for Windows (.i
 
 ## Requirements
 
+
 - Python 3.8+
 - PySide6
 - Pillow
+- CairoSVG (for SVG support)
 
 Install dependencies:
 ```bash
-pip install PySide6 Pillow
+pip install PySide6 Pillow cairosvg
 ```
 
 ---
@@ -35,9 +39,9 @@ pip install PySide6 Pillow
    python png2icon.py
    ```
 2. Click **"Select PNG and Convert"**
-3. Choose a PNG file
+3. Choose a PNG or SVG file
 4. Select a directory to save the icons
-5. Icons for Windows, macOS, and Linux will be created in the chosen folder
+5. Icons for Windows, macOS, and Linux will be created in the chosen folder, in the sizes you selected
 
 ---
 

PNG to Icons with GUI/png2icon.py

@@ -1,25 +1,54 @@
 import sys
 import os
-from PySide6.QtWidgets import QApplication, QWidget, QVBoxLayout, QPushButton, QFileDialog, QMessageBox
+from PySide6.QtWidgets import QApplication, QWidget, QVBoxLayout, QPushButton, QFileDialog, QMessageBox, QCheckBox, QLabel, QHBoxLayout, QGroupBox
 from PIL import Image
+import io
+
+# Pillow 10+ uses Image.Resampling.LANCZOS, fallback for older versions
+try:
+    LANCZOS_RESAMPLE = Image.Resampling.LANCZOS
+except AttributeError:
+    LANCZOS_RESAMPLE = 1  # 1 is the value for LANCZOS in older Pillow
 
 class IconConverterApp(QWidget):
     def __init__(self):
         super().__init__()
-        self.setWindowTitle("PNG to Icon Converter")
-        self.setGeometry(200, 200, 300, 120)
+        self.setWindowTitle("PNG/SVG to Icon Converter")
+        self.setGeometry(200, 200, 400, 250)
+
+        self.sizes = [16, 24, 32, 48, 64, 128, 256, 512]
+        self.checkboxes = []
+
+        # Check SVG support
+        try:
+            import cairosvg
+            self.svg_support = True
+        except ImportError:
+            self.svg_support = False
 
         layout = QVBoxLayout()
-        self.button = QPushButton("Select PNG and Convert")
+        self.button = QPushButton("Select Image and Convert")
         self.button.clicked.connect(self.convert_icon)
         layout.addWidget(self.button)
 
+        # Add checkboxes for sizes
+        size_group = QGroupBox("Select icon sizes to output")
+        size_layout = QHBoxLayout()
+        for size in self.sizes:
+            cb = QCheckBox(f"{size}x{size}")
+            cb.setChecked(True)
+            self.checkboxes.append(cb)
+            size_layout.addWidget(cb)
+        size_group.setLayout(size_layout)
+        layout.addWidget(size_group)
+
         self.setLayout(layout)
 
     def convert_icon(self):
-        # Step 1: Select PNG file
-        png_file, _ = QFileDialog.getOpenFileName(self, "Select PNG File", "", "PNG Files (*.png)")
-        if not png_file:
+        # Step 1: Select PNG or SVG file
+        file_filter = "Image Files (*.png *.svg)" if self.svg_support else "PNG Files (*.png)"
+        img_file, _ = QFileDialog.getOpenFileName(self, "Select Image File", "", file_filter)
+        if not img_file:
             return
 
         # Step 2: Ask where to save icons
@@ -28,22 +57,42 @@ def convert_icon(self):
             return
 
         try:
-            img = Image.open(png_file).convert("RGBA")
+            # Load image (handle SVG if needed)
+            if img_file.lower().endswith('.svg'):
+                import cairosvg  # Ensure cairosvg is in local scope
+                if not self.svg_support:
+                    QMessageBox.critical(self, "Error", "SVG support requires cairosvg. Please install it.")
+                    return
+                # Convert SVG to PNG in memory
+                png_bytes = cairosvg.svg2png(url=img_file)
+                if png_bytes is None:
+                    raise ValueError("SVG conversion failed.")
+                img = Image.open(io.BytesIO(png_bytes)).convert("RGBA")
+            else:
+                img = Image.open(img_file).convert("RGBA")
+
+            # Get selected sizes
+            selected_sizes = [self.sizes[i] for i, cb in enumerate(self.checkboxes) if cb.isChecked()]
+            if not selected_sizes:
+                QMessageBox.warning(self, "No Sizes Selected", "Please select at least one icon size.")
+                return
 
             # Windows ICO
             ico_path = os.path.join(save_dir, "icon.ico")
-            img.save(ico_path, format="ICO", sizes=[(16,16), (32,32), (48,48), (256,256)])
+            ico_sizes = [(s, s) for s in selected_sizes if s in [16, 32, 48, 256]]
+            if ico_sizes:
+                img.save(ico_path, format="ICO", sizes=ico_sizes)
 
             # macOS ICNS
             icns_path = os.path.join(save_dir, "icon.icns")
-            img.save(icns_path, format="ICNS")
+            if any(s in [16, 32, 128, 256, 512] for s in selected_sizes):
+                img.save(icns_path, format="ICNS")
 
             # Linux PNG sizes
-            linux_sizes = [16, 24, 32, 48, 64, 128, 256, 512]
             linux_dir = os.path.join(save_dir, "linux_icons")
             os.makedirs(linux_dir, exist_ok=True)
-            for size in linux_sizes:
-                resized = img.resize((size, size), Image.LANCZOS)
+            for size in selected_sizes:
+                resized = img.resize((size, size), LANCZOS_RESAMPLE)
                 resized.save(os.path.join(linux_dir, f"icon_{size}x{size}.png"))
 
             QMessageBox.information(self, "Success", f"Icons saved in:\n{save_dir}")

PNG to Icons with GUI/requirements.txt

@@ -1,2 +1,3 @@
 PySide6
 Pillow
+cairosvg