Add insert image from stream

source/easymacro.py

@@ -26,6 +26,7 @@ import datetime
 import getpass
 import gettext
 import hashlib
+import io
 import json
 import logging
 import os
@@ -2198,7 +2199,6 @@ class LOCalcSheet(object):
     @property
     def draw_page(self):
         return LODrawPage(self.obj.DrawPage)
-
     @property
     def dp(self):
         return self.draw_page
@@ -2828,7 +2828,8 @@ class LOCalcRange(object):
         call_dispatch(self.doc.frame, url, args)
         return self.sheet.shapes[-1]
 
-    def insert_image(self, path, args={}):
+    def insert_image(self, path, options={}):
+        args = options.copy()
         ps = self.possize
         args['Width'] = args.get('Width', ps['Width'])
         args['Height'] = args.get('Height', ps['Height'])
@@ -3572,7 +3573,8 @@ class LODrawPage(LOBaseObject):
             self.obj.remove(self.obj[0])
         return
 
-    def insert_image(self, path, args={}):
+    def insert_image(self, path, options={}):
+        args = options.copy()
         index = self.count
         w = args.get('Width', 3000)
         h = args.get('Height', 3000)
@@ -3581,11 +3583,17 @@ class LODrawPage(LOBaseObject):
         name = args.get('Name', f'image{index}')
 
         image = self.create_instance('com.sun.star.drawing.GraphicObjectShape')
-        image.GraphicURL = _P.to_url(path)
+        if isinstance(path, str):
+            image.GraphicURL = _P.to_url(path)
+        else:
+            gp = create_instance('com.sun.star.graphic.GraphicProvider')
+            properties = dict_to_property({'InputStream': path})
+            image.Graphic = gp.queryGraphic(properties)
+
+        self.obj.add(image)
         image.Size = Size(w, h)
         image.Position = Point(x, y)
         image.Name = name
-        self.obj.add(image)
         return LOShape(self.obj[index], index)
 
 
@@ -3957,6 +3965,7 @@ class LOBasic(LODocument):
 
 class LODocs(object):
     _desktop = None
+    # ~ 'private:stream'
 
     def __init__(self):
         self._desktop = get_desktop()
@@ -6602,13 +6611,12 @@ class Paths(object):
     def image(cls, path):
         # ~ sfa = create_instance('com.sun.star.ucb.SimpleFileAccess')
         # ~ stream = sfa.openFileRead(cls.to_url(path))
-        # ~ debug(type(stream), stream)
-        # ~ Name = "InputStream"
-        # ~ Value = stream
         gp = create_instance('com.sun.star.graphic.GraphicProvider')
-        image = gp.queryGraphic((
-            PropertyValue(Name='URL', Value=cls.to_url(path)),
-        ))
+        if isinstance(path, str):
+            properties = (PropertyValue(Name='URL', Value=cls.to_url(path)),)
+        else:
+            properties = (PropertyValue(Name='InputStream', Value=path),)
+        image = gp.queryGraphic(properties)
         return image
 
     @classmethod
@@ -6634,6 +6642,32 @@ class Dates(object):
         return d
 
 
+class IOStream(object):
+
+    @classmethod
+    def buffer(cls):
+        return io.BytesIO()
+
+    @classmethod
+    def input(cls, buffer):
+        instance = 'com.sun.star.io.SequenceInputStream'
+        stream = create_instance(instance, True)
+        stream.initialize((uno.ByteSequence(buffer.getvalue()),))
+        return stream
+
+    @classmethod
+    def qr(cls, data, **kwargs):
+        import segno
+
+        kwargs['kind'] = kwargs.get('kind', 'svg')
+        kwargs['scale'] = kwargs.get('scale', 8)
+        kwargs['border'] = kwargs.get('border', 2)
+        buffer = cls.buffer()
+        segno.make(data).save(buffer, **kwargs)
+        stream = cls.input(buffer)
+        return stream
+
+
 class SpellChecker(object):
 
     def __init__(self):
@@ -6699,6 +6733,8 @@ def __getattr__(name):
         return ClipBoard
     if name == 'dates':
         return Dates
+    if name == 'ios':
+        return IOStream()
     raise AttributeError(f"module '{__name__}' has no attribute '{name}'")