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import gradio as gr | |
import os | |
import tempfile | |
import cv2 | |
import numpy as np | |
from screencoder.main import generate_html_for_demo | |
# Manually defined examples | |
examples_data = [ | |
[ | |
"screencoder/data/input/test1.png", | |
"", | |
"", | |
"", | |
"", | |
"screencoder/data/input/test1.png" | |
], | |
[ | |
"screencoder/data/input/test2.png", | |
"", | |
"", | |
"", | |
"", | |
"screencoder/data/input/test2.png" | |
], | |
[ | |
"screencoder/data/input/test3.png", | |
"", | |
"", | |
"", | |
"", | |
"screencoder/data/input/test3.png" | |
], | |
] | |
def process_image_and_prompt(image_np, image_path_from_state, sidebar_prompt, header_prompt, navigation_prompt, main_content_prompt): | |
final_image_path = "" | |
is_temp_file = False | |
if image_path_from_state: | |
final_image_path = image_path_from_state | |
print(f"Processing example image from: {final_image_path}") | |
elif image_np is not None: | |
is_temp_file = True | |
with tempfile.NamedTemporaryFile(suffix=".png", delete=False) as tmp: | |
image_bgr = cv2.cvtColor(image_np, cv2.COLOR_RGB2BGR) | |
cv2.imwrite(tmp.name, image_bgr) | |
final_image_path = tmp.name | |
print(f"Processing uploaded image from temporary file: {final_image_path}") | |
else: | |
return "<html><body><h1 style='font-family: sans-serif; text-align: center; margin-top: 40px;'>Please provide an image.</h1></body></html>", "" | |
instructions = { | |
"sidebar": sidebar_prompt, | |
"header": header_prompt, | |
"navigation": navigation_prompt, | |
"main content": main_content_prompt | |
} | |
print(f"With instructions: {instructions}") | |
html_content = generate_html_for_demo(final_image_path, instructions) | |
if is_temp_file: | |
os.unlink(final_image_path) | |
return html_content, html_content | |
with gr.Blocks(theme=gr.themes.Soft(primary_hue="blue", secondary_hue="sky"), fill_height=True) as demo: | |
active_image_path_state = gr.State(value=examples_data[0][5] if examples_data else None) | |
gr.Markdown("# ScreenCoder: Screenshot to Code") | |
with gr.Row(equal_height=True): | |
with gr.Column(scale=1): | |
gr.Markdown("### Step 1: Provide an Image") | |
active_image = gr.Image( | |
type="numpy", | |
height=300, | |
value=examples_data[0][0] if examples_data else None | |
) | |
upload_button = gr.UploadButton("Click to Upload or Drag-and-Drop", file_types=["image"], variant="primary") | |
gr.Markdown("### Step 2: Write Prompts (Optional)") | |
with gr.Accordion("Component-specific Prompts", open=True): | |
sidebar_prompt = gr.Textbox(label="Sidebar Prompt", placeholder="Instructions for the sidebar...", value="") | |
header_prompt = gr.Textbox(label="Header Prompt", placeholder="Instructions for the header...", value="") | |
navigation_prompt = gr.Textbox(label="Navigation Prompt", placeholder="Instructions for the navigation...", value="") | |
main_content_prompt = gr.Textbox(label="Main Content Prompt", placeholder="Instructions for the main content...", value="") | |
generate_btn = gr.Button("Generate HTML", variant="primary", scale=2) | |
with gr.Column(scale=2): | |
with gr.Tabs(): | |
with gr.TabItem("Preview"): | |
html_preview = gr.HTML(label="Live Preview", elem_id="html-preview") | |
with gr.TabItem("Code"): | |
html_code_output = gr.Code(label="Generated Code", language="html", elem_id="html-code") | |
if examples_data: | |
gr.Examples( | |
examples=examples_data, | |
fn=lambda *args: args, # Simply return all inputs | |
inputs=[active_image, sidebar_prompt, header_prompt, navigation_prompt, main_content_prompt, active_image_path_state], | |
outputs=[active_image, sidebar_prompt, header_prompt, navigation_prompt, main_content_prompt, active_image_path_state], | |
label="Click an example to try it out", | |
cache_examples=False, | |
) | |
def handle_upload(uploaded_image_np): | |
"""On upload, update image, clear state, and set empty prompts.""" | |
return uploaded_image_np, None, "", "", "", "" | |
upload_button.upload( | |
fn=handle_upload, | |
inputs=upload_button, | |
outputs=[active_image, active_image_path_state, sidebar_prompt, header_prompt, navigation_prompt, main_content_prompt] | |
) | |
generate_btn.click( | |
fn=process_image_and_prompt, | |
inputs=[active_image, active_image_path_state, sidebar_prompt, header_prompt, navigation_prompt, main_content_prompt], | |
outputs=[html_preview, html_code_output], | |
show_progress="full" | |
) | |
if __name__ == "__main__": | |
demo.launch() | |