Add Hanse-Web

Author: halcy

AnsiGraphics.py

@@ -100,7 +100,7 @@ def cga_colour(self, pal_idx):
         """
         Returns the VGA palette colour with the given index as an RGP triplet.
         """
-        return AnsiGraphics.CGA_PAL[idx]
+        return AnsiGraphics.CGA_PAL[pal_idx]
 
     def char_bitmap(self, char_idx):
         """

MainWindow.py

@@ -740,7 +740,7 @@ def openFile(self):
 
         if len(loadFileName) != 0:
             self.currentFileName = loadFileName
-            self.ansiImage.load_ans(self.currentFileName, wideMode)            
+            self.ansiImage.load_ans(self.currentFileName, wideMode)
             self.previewBuffer = None
 
             self.redisplayAnsi()
@@ -932,7 +932,7 @@ def loadReferenceImage(self):
         """
         Sets up a reference image
         """
-        refFileName = QtWidgets.QFileDialog.getOpenFileName(self, caption = "Open reference image", filter="Image Files (*.png)")[0]
+        refFileName = QtWidgets.QFileDialog.getOpenFileName(self, caption = "Open reference image", filter="Image Files (*.png *.jpg)")[0]
         try:
             self.refImage.load(refFileName)
             self.redisplayAnsi()

hanse_web.py

@@ -0,0 +1,81 @@
+from flask import Flask, request, send_from_directory, render_template, send_file
+app = Flask(__name__, static_url_path='')
+
+import numpy as np
+from io import BytesIO
+import glob
+
+from AnsiGraphics import AnsiGraphics
+from AnsiImage import AnsiImage
+from AnsiPalette import AnsiPalette
+
+ansi_graphics = AnsiGraphics('config/cp866_8x16.fnt', 8, 16)
+
+pal_styles = ""
+for i in range(16):
+    col = np.floor(np.array(ansi_graphics.cga_colour(i)) * 255.0)
+    pal_entry = ".fg" + str(i) + "{\n"
+    pal_entry += "    color: rgb(" + str(col[0]) + ", " + str(col[1]) + ", " + str(col[2]) + ");\n"
+    pal_entry += "}\n\n"
+    pal_entry += ".bg" + str(i) + "{\n"
+    pal_entry += "    background: rgb(" + str(col[0]) + ", " + str(col[1]) + ", " + str(col[2]) + ");\n"
+    pal_entry += "}\n\n"
+    pal_styles += pal_entry
+
+
+@app.route('/')
+def file_list():
+    file_list = list(glob.glob('*.ans'))
+    list_html = '<h1>Files</h1><div style="text-align: left; font-size: 28px; width: 600px;">'
+    for ansi_file in file_list:
+        list_html += '--> <a href="/view/' + ansi_file + '">' + ansi_file + '</a><br/>'
+    list_html += "</div>"
+    return(render_template("default.html", title="files", content=list_html))
+           
+@app.route('/view/<path:path>')
+def render_ansi(path):
+    try:
+        ansi_image = AnsiImage(ansi_graphics)
+        ansi_image.clear_image(80, 24)
+        ansi_image.load_ans(path, False)
+        width, height = ansi_image.get_size()
+    except:
+       return(render_template("default.html", title="Loading error, sorry."))
+    
+    html_ansi = ""
+    for y in range(height):
+        for x in range(width):
+            char = ansi_image.get_cell(x, y)
+            html_ansi += '<span class="fg' + str(char[1]) + ' bg' + str(char[2]) + '">'
+            html_ansi += chr(char[0])
+            html_ansi += '</span>'
+        html_ansi += "\n"
+    return(render_template("default.html", title=path, styles=pal_styles, content=html_ansi, show_dl=True))
+
+@app.route('/image/<path:path>')
+def render_ansi_png(path):
+    transparent = False
+    if request.args.get('transparent', False) != False:
+        transparent = True
+    try:
+        ansi_image = AnsiImage(ansi_graphics)
+        ansi_image.clear_image(80, 24)
+        ansi_image.load_ans(path, False)
+        bitmap = ansi_image.to_bitmap(transparent = transparent)
+    except:
+       return(render_template("default.html", title="Loading error, sorry."))
+   
+    img_io = BytesIO()
+    bitmap.save(img_io, 'PNG')
+    img_io.seek(0)
+    
+    return send_file(img_io, mimetype='image/png')
+   
+@app.route('/webfont/<path:path>')
+def webfont(path):
+    return send_from_directory('webfont', path)
+
+if __name__ == "__main__":     
+    port = 5000
+    app.run(host='0.0.0.0', port=port)
+