Allow specifying the diagram dimensions in the GUI
This commit is contained in:
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6c677d55b8
commit
522ad2b452
@ -34,8 +34,7 @@ diagFromVTable prop vt
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(repeat dot)) # moveTo (p2(xOffset, yOffset))
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`atop` hrule (xuD - xlD) # centerX # moveTo (p2(0, yOffset))
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`atop` vrule (yuD - ylD) # centerY # moveTo (p2(xOffset, 0))
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`atop` rect (xuD - xlD + 50)
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(yuD - ylD + 50) # lwG 0.00 # bg white
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`atop` emptyRect (xuD - xlD + 50) (yuD - ylD + 50)
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where dot = (circle $
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t prop :: Diagram Cairo R2) # fc black
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mkPoint (x,y) = p2 (x,y)
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@ -57,3 +56,8 @@ diagFromString prop mesh
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= diagFromVTable prop .
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meshToArr $
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mesh
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-- |Create a white rectangle with the given width and height.
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emptyRect :: Double -> Double -> Diagram Cairo R2
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emptyRect x y = rect x y # lwG 0.00 # bg white
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85
Gtk.hs
85
Gtk.hs
@ -34,6 +34,10 @@ makeGUI startFile = do
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"filechooserButton"
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da <- xmlGetWidget xml castToDrawingArea "drawingarea"
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hscale <- xmlGetWidget xml castToHScale "hscale"
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xlDE <- xmlGetWidget xml castToEntry "xlD"
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xlUE <- xmlGetWidget xml castToEntry "xlU"
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ylDE <- xmlGetWidget xml castToEntry "ylD"
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ylUE <- xmlGetWidget xml castToEntry "ylU"
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-- adjust properties
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if startFile == ""
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@ -47,8 +51,9 @@ makeGUI startFile = do
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-- callbacks
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_ <- onDestroy window mainQuit
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_ <- onClicked drawButton $ onClickedDrawButton fileButton
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da hscale
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da hscale (xlDE, xlUE) (ylDE, ylUE)
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_ <- onClicked saveButton $ onClickedSaveButton fileButton
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hscale (xlDE, xlUE) (ylDE, ylUE)
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_ <- onClicked quitButton mainQuit
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-- hotkeys
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@ -60,10 +65,12 @@ makeGUI startFile = do
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[Control] <- eventModifier
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"s" <- eventKeyName
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liftIO $ onClickedSaveButton fileButton
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hscale (xlDE, xlUE) (ylDE, ylUE)
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_ <- window `on` keyPressEvent $ tryEvent $ do
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[Control] <- eventModifier
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"d" <- eventKeyName
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liftIO $ onClickedDrawButton fileButton da hscale
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(xlDE, xlUE) (ylDE, ylUE)
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-- draw widgets and start main loop
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widgetShowAll window
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@ -75,26 +82,32 @@ onClickedDrawButton :: (WidgetClass widget, RangeClass scale)
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=> FileChooserButton
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-> widget
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-> scale
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-> (Entry, Entry)
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-> (Entry, Entry)
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-> IO ()
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onClickedDrawButton fcb da scale' = do
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onClickedDrawButton fcb da scale' dXE dYE = do
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filename <- fileChooserGetFilename fcb
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case filename of
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Just x -> do
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cId <- onExpose da (\_ -> drawDiag' x da scale')
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cId <- onExpose da (\_ -> drawDiag' x da scale' dXE dYE)
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_ <- on fcb fileActivated (signalDisconnect cId)
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ret <- drawDiag' x da scale'
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ret <- drawDiag' x da scale' dXE dYE
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unless ret $ showErrorDialog "No valid Mesh file!"
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Nothing -> showErrorDialog "No valid Mesh file!"
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-- |Callback when the "Save" Button is clicked.
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onClickedSaveButton :: FileChooserButton
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onClickedSaveButton :: RangeClass scale
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=> FileChooserButton
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-> scale
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-> (Entry, Entry)
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-> (Entry, Entry)
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-> IO ()
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onClickedSaveButton fcb = do
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onClickedSaveButton fcb scale' dXE dYE = do
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filename <- fileChooserGetFilename fcb
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case filename of
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Just x -> do
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ret <- saveDiag' x
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ret <- saveDiag' x scale' dXE dYE
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unless ret $ showErrorDialog "No valid Mesh file!"
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Nothing -> showErrorDialog "No valid Mesh file!"
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@ -117,28 +130,74 @@ drawDiag' :: (WidgetClass widget, RangeClass scale)
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=> FilePath
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-> widget
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-> scale
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-> (Entry, Entry)
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-> (Entry, Entry)
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-> IO Bool
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drawDiag' fp da scale' =
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drawDiag' fp da scale' dXE dYE =
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if cmpExt "obj" fp
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then do
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mesh <- readFile fp
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dw <- widgetGetDrawWindow da
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adjustment <- rangeGetAdjustment scale'
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scaleVal <- adjustmentGetValue adjustment
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let (_, r) = renderDia Cairo
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xlD <- entryGetText $ fst dXE
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xlU <- entryGetText $ snd dXE
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ylD <- entryGetText $ fst dYE
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ylU <- entryGetText $ snd dYE
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-- clear drawing area
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clearDiag da
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let xD = (read xlD, read xlU) :: (Double, Double)
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yD = (read ylD, read ylU) :: (Double, Double)
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(_, r) = renderDia Cairo
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(CairoOptions "" (Width 600) SVG False)
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(diagFromString (def{t = scaleVal}) mesh)
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(diagFromString (def{t = scaleVal,
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dX = xD,
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dY = yD})
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mesh)
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renderWithDrawable dw r
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return True
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else return False
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-- |Saves a Diagram which is built from a given file as an SVG.
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saveDiag' :: FilePath -> IO Bool
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saveDiag' fp =
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saveDiag' :: RangeClass scale
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=> FilePath
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-> scale
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-> (Entry, Entry)
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-> (Entry, Entry)
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-> IO Bool
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saveDiag' fp scale' dXE dYE =
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if cmpExt "obj" fp
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then do
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mesh <- readFile fp
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renderCairo "out.svg" (Width 600) (diagFromString def mesh)
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adjustment <- rangeGetAdjustment scale'
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scaleVal <- adjustmentGetValue adjustment
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xlD <- entryGetText $ fst dXE
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xlU <- entryGetText $ snd dXE
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ylD <- entryGetText $ fst dYE
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ylU <- entryGetText $ snd dYE
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let xD = (read xlD, read xlU) :: (Double, Double)
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yD = (read ylD, read ylU) :: (Double, Double)
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renderCairo "out.svg" (Width 600)
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(diagFromString (def{t = scaleVal,
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dX = xD,
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dY = yD})
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mesh)
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return True
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else return False
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-- |Clears the drawing area by painting a white rectangle.
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clearDiag :: WidgetClass widget
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=> widget
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-> IO ()
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clearDiag da = do
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dw <- widgetGetDrawWindow da
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let (_, r) = renderDia Cairo
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(CairoOptions "" (Width 600) SVG False)
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(emptyRect 600 600)
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renderWithDrawable dw r
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223
gtk2.glade
223
gtk2.glade
@ -11,6 +11,18 @@
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<widget class="GtkVBox" id="vbox1">
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<property name="visible">True</property>
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<property name="can_focus">False</property>
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<child>
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<widget class="GtkFileChooserButton" id="filechooserButton">
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<property name="visible">True</property>
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<property name="can_focus">False</property>
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<property name="create_folders">False</property>
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</widget>
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<packing>
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<property name="expand">True</property>
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<property name="fill">True</property>
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<property name="position">0</property>
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</packing>
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</child>
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<child>
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<widget class="GtkDrawingArea" id="drawingarea">
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<property name="width_request">600</property>
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@ -21,7 +33,7 @@
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<packing>
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<property name="expand">True</property>
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<property name="fill">True</property>
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<property name="position">0</property>
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<property name="position">1</property>
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</packing>
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</child>
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<child>
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@ -71,7 +83,7 @@
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<packing>
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<property name="expand">False</property>
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<property name="fill">False</property>
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<property name="position">1</property>
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<property name="position">2</property>
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</packing>
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</child>
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<child>
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@ -79,10 +91,204 @@
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<property name="visible">True</property>
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<property name="can_focus">False</property>
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<child>
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<widget class="GtkFileChooserButton" id="filechooserButton">
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<widget class="GtkHBox" id="hbox3">
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<property name="visible">True</property>
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<property name="can_focus">False</property>
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<property name="create_folders">False</property>
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<child>
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<widget class="GtkVBox" id="vbox2">
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<property name="visible">True</property>
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<property name="can_focus">False</property>
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<child>
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<widget class="GtkLabel" id="label1">
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<property name="visible">True</property>
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<property name="can_focus">False</property>
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<property name="label" translatable="yes">X min</property>
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</widget>
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<packing>
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<property name="expand">True</property>
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<property name="fill">True</property>
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<property name="position">0</property>
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</packing>
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</child>
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<child>
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<widget class="GtkEntry" id="xlD">
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<property name="width_request">5</property>
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<property name="visible">True</property>
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<property name="can_focus">True</property>
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<property name="invisible_char">●</property>
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<property name="text" translatable="yes">0</property>
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<property name="invisible_char_set">True</property>
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<property name="primary_icon_activatable">False</property>
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<property name="secondary_icon_activatable">False</property>
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<property name="primary_icon_sensitive">True</property>
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<property name="secondary_icon_sensitive">True</property>
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</widget>
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<packing>
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<property name="expand">True</property>
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<property name="fill">True</property>
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<property name="position">1</property>
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</packing>
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</child>
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</widget>
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<packing>
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<property name="expand">True</property>
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<property name="fill">True</property>
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<property name="position">0</property>
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</packing>
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</child>
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<child>
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<widget class="GtkVBox" id="vbox3">
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<property name="visible">True</property>
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<property name="can_focus">False</property>
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<child>
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<widget class="GtkLabel" id="label2">
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<property name="visible">True</property>
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<property name="can_focus">False</property>
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<property name="label" translatable="yes">X max</property>
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</widget>
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<packing>
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<property name="expand">True</property>
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<property name="fill">True</property>
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<property name="position">0</property>
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</packing>
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</child>
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<child>
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<widget class="GtkEntry" id="xlU">
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<property name="width_request">5</property>
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<property name="visible">True</property>
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<property name="can_focus">True</property>
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<property name="invisible_char">●</property>
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<property name="text" translatable="yes">500</property>
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<property name="invisible_char_set">True</property>
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<property name="primary_icon_activatable">False</property>
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<property name="secondary_icon_activatable">False</property>
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<property name="primary_icon_sensitive">True</property>
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<property name="secondary_icon_sensitive">True</property>
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</widget>
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<packing>
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<property name="expand">True</property>
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<property name="fill">True</property>
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<property name="position">1</property>
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</packing>
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</child>
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</widget>
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<packing>
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<property name="expand">True</property>
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<property name="fill">True</property>
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<property name="position">1</property>
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</packing>
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</child>
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</widget>
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<packing>
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<property name="expand">True</property>
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<property name="fill">True</property>
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<property name="position">0</property>
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</packing>
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</child>
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<child>
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<widget class="GtkHBox" id="hbox4">
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<property name="visible">True</property>
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<property name="can_focus">False</property>
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<child>
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<widget class="GtkVBox" id="vbox4">
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<property name="visible">True</property>
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<property name="can_focus">False</property>
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<child>
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<widget class="GtkLabel" id="label3">
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<property name="visible">True</property>
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<property name="can_focus">False</property>
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<property name="label" translatable="yes">Y min</property>
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</widget>
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<packing>
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<property name="expand">True</property>
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<property name="fill">True</property>
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<property name="position">0</property>
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</packing>
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</child>
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<child>
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<widget class="GtkEntry" id="ylD">
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<property name="width_request">5</property>
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<property name="visible">True</property>
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<property name="can_focus">True</property>
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<property name="invisible_char">●</property>
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<property name="text" translatable="yes">0</property>
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<property name="invisible_char_set">True</property>
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<property name="primary_icon_activatable">False</property>
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<property name="secondary_icon_activatable">False</property>
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<property name="primary_icon_sensitive">True</property>
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<property name="secondary_icon_sensitive">True</property>
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</widget>
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<packing>
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<property name="expand">True</property>
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<property name="fill">True</property>
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<property name="position">1</property>
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</packing>
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</child>
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</widget>
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<packing>
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<property name="expand">True</property>
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<property name="fill">True</property>
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<property name="position">0</property>
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</packing>
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</child>
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<child>
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<widget class="GtkVBox" id="vbox5">
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<property name="visible">True</property>
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<property name="can_focus">False</property>
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<child>
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<widget class="GtkLabel" id="label4">
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<property name="visible">True</property>
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<property name="can_focus">False</property>
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<property name="label" translatable="yes">Y max</property>
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</widget>
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<packing>
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<property name="expand">True</property>
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<property name="fill">True</property>
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<property name="position">0</property>
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</packing>
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</child>
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<child>
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<widget class="GtkEntry" id="ylU">
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<property name="width_request">5</property>
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<property name="visible">True</property>
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<property name="can_focus">True</property>
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<property name="invisible_char">●</property>
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<property name="text" translatable="yes">500</property>
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<property name="invisible_char_set">True</property>
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<property name="primary_icon_activatable">False</property>
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<property name="secondary_icon_activatable">False</property>
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<property name="primary_icon_sensitive">True</property>
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<property name="secondary_icon_sensitive">True</property>
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</widget>
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<packing>
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<property name="expand">True</property>
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<property name="fill">True</property>
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<property name="position">1</property>
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</packing>
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</child>
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</widget>
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<packing>
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<property name="expand">True</property>
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<property name="fill">True</property>
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<property name="position">1</property>
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</packing>
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</child>
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</widget>
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<packing>
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<property name="expand">True</property>
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<property name="fill">True</property>
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<property name="position">1</property>
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</packing>
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</child>
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<child>
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<widget class="GtkVBox" id="vbox6">
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<property name="visible">True</property>
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<property name="can_focus">False</property>
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<child>
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<widget class="GtkLabel" id="label5">
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<property name="visible">True</property>
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<property name="can_focus">False</property>
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<property name="label" translatable="yes">point thickness</property>
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</widget>
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<packing>
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<property name="expand">True</property>
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@ -105,10 +311,17 @@
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</packing>
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</child>
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</widget>
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<packing>
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<property name="expand">True</property>
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<property name="fill">True</property>
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<property name="position">2</property>
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</packing>
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</child>
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</widget>
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<packing>
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<property name="expand">False</property>
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<property name="fill">False</property>
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<property name="position">2</property>
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<property name="position">3</property>
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</packing>
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</child>
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</widget>
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