black_hex & white_hex added

frontend/apps/reader/modules/readerhinting.lua

@@ -18,7 +18,9 @@ function ReaderHinting:onHintPage()
                 self.view.state.page + i,
                 self.zoom:getZoom(self.view.state.page + i),
                 self.view.state.rotation,
-                self.view.state.gamma)
+                self.view.state.gamma,
+				self.view.state.black_hex,
+				self.view.state.white_hex)
         end
     end
     return true

frontend/apps/reader/modules/readerkoptlistener.lua

@@ -22,6 +22,8 @@ function ReaderKoptListener:onReadSettings(config)
     self.normal_zoom_mode = normal_zoom_mode
     self:setZoomMode(normal_zoom_mode)
     self.ui:handleEvent(Event:new("GammaUpdate", self.document.configurable.contrast, true)) -- no notification
+	self.ui:handleEvent(Event:new("BlackLevelUpdate", self.document.configurable.black_hex, true)) -- no notification
+	self.ui:handleEvent(Event:new("WhiteLevelUpdate", self.document.configurable.white_hex, true)) -- no notification
     -- since K2pdfopt v2.21 negative value of word spacing is also used, for config
     -- compatibility we should manually change previous -1 to a more reasonable -0.2
     if self.document.configurable.word_spacing == -1 then

frontend/apps/reader/modules/readerpaging.lua

@@ -705,6 +705,20 @@ function ReaderPaging:onUpdateScrollPageGamma(gamma)
     return true
 end
 
+function ReaderPaging:onUpdateScrollPageBlackLevel(black_hex)
+    for _, state in ipairs(self.view.page_states) do
+        state.black_hex = black_hex
+    end
+    return true
+end
+
+function ReaderPaging:onUpdateScrollPageWhiteLevel(white_hex)
+    for _, state in ipairs(self.view.page_states) do
+        state.white_hex = white_hex
+    end
+    return true
+end
+
 function ReaderPaging:getNextPageState(blank_area, image_offset)
     local page_area = self.view:getPageArea(
         self.view.state.page,

frontend/apps/reader/modules/readerview.lua

@@ -1092,6 +1092,26 @@ function ReaderView:onGammaUpdate(gamma, no_notification)
     end
 end
 
+function ReaderView:onBlackLevelUpdate(black_hex, no_notification)
+    self.state.black_hex = black_hex
+    if self.page_scroll then
+        self.ui:handleEvent(Event:new("UpdateScrollPageBlackLevel", black_hex))
+    end
+    if not no_notification then
+        Notification:notify(T(_("Black level set to: %1."), black_hex))
+    end
+end
+
+function ReaderView:onWhiteLevelUpdate(white_hex, no_notification)
+    self.state.white_hex = white_hex
+    if self.page_scroll then
+        self.ui:handleEvent(Event:new("UpdateScrollPageWhiteLevel", white_hex))
+    end
+    if not no_notification then
+        Notification:notify(T(_("White level set to: %1."), white_hex))
+    end
+end
+
 -- For ReaderKOptListener
 function ReaderView:onDitheringUpdate()
     -- Do the device cap checks again, to avoid snafus when sharing configs between devices