window icons, tool bar

MetaBrush.cabal

@@ -10,6 +10,7 @@ data-dir:
   assets
 data-files:
   theme.css
+  icon.png
 description:
 
   MetaBrush is a GUI for brush calligraphy based on Bézier curves.
@@ -84,6 +85,7 @@ executable MetaBrush
     other-modules:
         MetaBrush.Asset.Brush
       , MetaBrush.Asset.Colours
+      , MetaBrush.Asset.Cursor
       , MetaBrush.Asset.Logo
       , MetaBrush.Asset.Magnifier
       , MetaBrush.Asset.Meta

app/Main.hs

@@ -39,10 +39,18 @@ import qualified Data.Text as Text
   ( pack )
 
 -- MetaBrush
+import MetaBrush.Asset.Brush
+  ( drawBrush )
 import MetaBrush.Asset.Colours
   ( ColourRecord(..), colours )
+import MetaBrush.Asset.Cursor
+  ( drawCursorIcon )
 import MetaBrush.Asset.Logo
   ( drawLogo )
+import MetaBrush.Asset.Meta
+  ( drawMeta )
+import MetaBrush.Asset.WindowIcons
+  ( drawMinimise, drawRestoreDown, drawMaximise, drawClose )
 import MetaBrush.Event
   ( handleKeyboardPressEvent, handleKeyboardReleaseEvent )
 import MetaBrush.Render.Util
@@ -88,6 +96,9 @@ main = do
     ( Just windowGeometry )
     [ GDK.WindowHintsMinSize ]
 
+  iconPath <- Directory.canonicalizePath =<< Cabal.getDataFileName "icon.png"
+  GTK.windowSetIconFromFile window iconPath
+
   Colours { .. } <- colours windowWidgetPath
 
   ---------------------------------------------------------
@@ -106,9 +117,9 @@ main = do
   panelGrid <- GTK.gridNew
 
   GTK.gridAttach uiGrid logo      0 0 1 2
-  GTK.gridAttach uiGrid titleBar  1 0 3 1
+  GTK.gridAttach uiGrid titleBar  1 0 2 1
-  GTK.gridAttach uiGrid toolBar   0 2 2 2
+  GTK.gridAttach uiGrid toolBar   0 2 2 1
-  GTK.gridAttach uiGrid mainPane  2 1 2 4
+  GTK.gridAttach uiGrid mainPane  2 2 1 1
 
   mainView     <- GTK.boxNew GTK.OrientationVertical   0
 
@@ -149,6 +160,20 @@ main = do
   widgetAddClasses menuBar [ "menuBar", "text", "plain" ]
   GTK.boxPackStart titleBar menuBar False False 0
 
+  -- TODO: this is a bit of a workaround to add hover highlight to top-level menu items.
+  -- Activating a menu somehow sets the "hover" setting,
+  -- so instead we use the "selected" setting for actual hover highlighting.
+  topLevelMenuItems <- GTK.containerGetChildren menuBar
+  for_ topLevelMenuItems \ topLevelMenuItem -> do
+    void $ GTK.onWidgetEnterNotifyEvent topLevelMenuItem \ _ -> do
+      flags <- GTK.widgetGetStateFlags topLevelMenuItem
+      GTK.widgetSetStateFlags topLevelMenuItem ( GTK.StateFlagsSelected : flags ) True
+      pure False
+    void $ GTK.onWidgetLeaveNotifyEvent topLevelMenuItem \ _ -> do
+      flags <- GTK.widgetGetStateFlags topLevelMenuItem
+      GTK.widgetSetStateFlags topLevelMenuItem ( filter ( /= GTK.StateFlagsSelected ) flags ) True
+      pure False
+
   windowIcons <- GTK.boxNew GTK.OrientationHorizontal 0
   widgetAddClasses windowIcons [ "windowIcon" ]
   GTK.boxPackEnd titleBar windowIcons False False 0
@@ -157,11 +182,91 @@ main = do
   widgetAddClasses title [ "text", "title", "plain" ]
   GTK.boxSetCenterWidget titleBar ( Just title )
 
+  minimiseButton   <- GTK.buttonNew
+  fullscreenButton <- GTK.buttonNew
+  closeButton      <- GTK.buttonNew
+
+  GTK.boxPackStart windowIcons   minimiseButton True True 0
+  GTK.boxPackStart windowIcons fullscreenButton True True 0
+  GTK.boxPackStart windowIcons      closeButton True True 0
+
+  minimiseArea   <- GTK.drawingAreaNew
+  fullscreenArea <- GTK.drawingAreaNew
+  closeArea      <- GTK.drawingAreaNew
+
+  GTK.containerAdd   minimiseButton   minimiseArea
+  GTK.containerAdd fullscreenButton fullscreenArea
+  GTK.containerAdd      closeButton      closeArea
+
+  void $ GTK.onWidgetDraw minimiseArea
+    $ Cairo.renderWithContext
+      ( drawMinimise plain )
+
+  void $ GTK.onWidgetDraw fullscreenArea \ cairoContext -> do
+    Just gdkWindow <- GTK.widgetGetWindow window
+    windowState <- GDK.windowGetState gdkWindow
+    if any ( \case { GDK.WindowStateFullscreen -> True; GDK.WindowStateMaximized -> True; _ -> False } ) windowState
+    then Cairo.renderWithContext ( drawRestoreDown plain ) cairoContext
+    else Cairo.renderWithContext ( drawMaximise    plain ) cairoContext
+
+  void $ GTK.onWidgetDraw closeArea
+    $ Cairo.renderWithContext
+      ( drawClose plain )
+
+
+  for_ [ minimiseButton, fullscreenButton, closeButton ] \ button -> do
+    widgetAddClass button "windowIcon"
+
+  widgetAddClass closeButton "closeWindowIcon"
+
   ---------------------------------------------------------
   -- Tool bar
 
   widgetAddClass toolBar "toolBar"
 
+  GTK.widgetSetValign  toolBar GTK.AlignStart
+  GTK.widgetSetVexpand toolBar True
+
+  toolBarPhantomRadioButton <- GTK.radioButtonNew ( [] @GTK.RadioButton )
+
+  selectionTool <- GTK.radioButtonNewFromWidget ( Just toolBarPhantomRadioButton )
+  brushTool     <- GTK.radioButtonNewFromWidget ( Just toolBarPhantomRadioButton )
+  metaTool      <- GTK.radioButtonNewFromWidget ( Just toolBarPhantomRadioButton )
+
+  GTK.boxPackStart toolBar selectionTool True True 0
+  GTK.boxPackStart toolBar     brushTool True True 0
+  GTK.boxPackStart toolBar      metaTool True True 0
+
+  for_ [ selectionTool, brushTool, metaTool ] \ tool -> do
+    GTK.toggleButtonSetMode tool False -- don't display radio indicator
+    widgetAddClass tool "toolItem"
+
+  selectionToolArea <- GTK.drawingAreaNew
+  brushToolArea     <- GTK.drawingAreaNew
+  metaToolArea      <- GTK.drawingAreaNew
+
+{-
+  for_ [ selectionToolArea, brushToolArea, metaToolArea ] \ toolArea -> do
+    GTK.widgetSetValign toolArea GTK.AlignCenter
+    GTK.widgetSetHalign toolArea GTK.AlignCenter
+-}
+
+  GTK.containerAdd selectionTool selectionToolArea
+  GTK.containerAdd     brushTool     brushToolArea
+  GTK.containerAdd      metaTool      metaToolArea
+
+  void $ GTK.onWidgetDraw selectionToolArea
+    $ Cairo.renderWithContext
+      ( drawCursorIcon logo_base )
+
+  void $ GTK.onWidgetDraw brushToolArea
+    $ Cairo.renderWithContext
+      ( drawBrush logo_base logo_highlight logo_base )
+
+  void $ GTK.onWidgetDraw metaToolArea
+    $ Cairo.renderWithContext
+      ( drawMeta logo_highlight )
+
   ---------------------------------------------------------
   -- File bar
 
@@ -171,11 +276,11 @@ main = do
   GTK.containerAdd fileBar fileTabs
   widgetAddClasses fileTabs [ "fileBar", "plain", "text" ]
 
-  phantomRadioButton <- GTK.radioButtonNew ( [] @GTK.RadioButton )
+  fileBarPhantomRadioButton <- GTK.radioButtonNew ( [] @GTK.RadioButton )
 
   for_ [ 1 .. 12 ] \ i -> do
     -- File tab elements.
-    pgButton <- GTK.radioButtonNewWithLabelFromWidget ( Just phantomRadioButton ) ( "New Document (" <> Text.pack ( show i ) <> ")" )
+    pgButton <- GTK.radioButtonNewWithLabelFromWidget ( Just fileBarPhantomRadioButton ) ( "New Document (" <> Text.pack ( show i ) <> ")" )
     GTK.toggleButtonSetMode pgButton False -- don't display radio indicator
     closeFileButton <- GTK.buttonNewWithLabel "x"
 
@@ -189,6 +294,8 @@ main = do
     widgetAddClasses pgButton        [ "fileBarTabButton" ]
     widgetAddClasses closeFileButton [ "fileBarCloseButton" ]
 
+    -- Make both file tab elements activate styling on the whole tab
+    -- (e.g. hovering over the close file button should highlight the whole tab).
     void $ GTK.onButtonClicked pgButton do
       active <- GTK.toggleButtonGetActive pgButton
       flags  <- GTK.widgetGetStateFlags tab
@@ -297,14 +404,27 @@ main = do
   ---------------------------------------------------------
   -- Actions
 
+  GTK.widgetAddEvents window [GDK.EventMaskKeyPressMask, GDK.EventMaskKeyReleaseMask]
+
+  _ <- GTK.onButtonClicked         closeButton    GTK.mainQuit
+  _ <- GTK.onButtonClicked         minimiseButton ( GTK.windowIconify window )
+  _ <- GTK.onButtonClicked         fullscreenButton do
+    Just gdkWindow <- GTK.widgetGetWindow window
+    windowState <- GDK.windowGetState gdkWindow
+    if GDK.WindowStateFullscreen `elem` windowState
+    then   GTK.windowUnfullscreen window
+    else
+      if GDK.WindowStateMaximized `elem` windowState
+      then GTK.windowUnmaximize   window
+      else GTK.windowMaximize     window
+
+  _ <- GTK.onWidgetKeyPressEvent   window      handleKeyboardPressEvent  
+  _ <- GTK.onWidgetKeyReleaseEvent window      handleKeyboardReleaseEvent
+  _ <- GTK.onWidgetDestroy         window      GTK.mainQuit
+
   ---------------------------------------------------------
   -- GTK main loop
 
-  GTK.widgetAddEvents window [GDK.EventMaskKeyPressMask, GDK.EventMaskKeyReleaseMask]
-  _ <- GTK.onWidgetKeyPressEvent   window handleKeyboardPressEvent  
-  _ <- GTK.onWidgetKeyReleaseEvent window handleKeyboardReleaseEvent
-  _ <- GTK.onWidgetDestroy         window GTK.mainQuit
-
   GTK.widgetShowAll window
   GTK.main
 

assets/theme.css

@@ -14,8 +14,6 @@
 /* Viewport background colour */
 .viewport_bg {
   background-color: rgb(236, 223, 210);
-  min-width: 60px;
-  min-height: 40px;
   -GtkWidget-window-dragging: false;
 }
 
@@ -47,6 +45,7 @@
 /* Logo area */
 .logo {
   margin-left: 4px;
+  min-width: 28px;
 }
 
 /* Logo base colour */
@@ -112,9 +111,11 @@
   font-size: 12px;
 }
 
+/*
 .titleBar > * :hover {
   background-color: rgb(72,70,61);
 }
+*/
 
 .title {
   border-top: 2px solid rgb(41, 40, 40);
@@ -132,12 +133,17 @@
   border-top: 2px solid rgb(41, 40, 40);
 }
 
-.menuItem:hover {
+/* Menu item hover effect (workaround) */
+.menuItem:selected {
+  border-color: rgb(72,70,61);
+}
+
+/* Styling for active menu item */
+.menuItem:active, .menuItem:checked, .menuItem:hover {
   border-color: rgb(234,223,204);
   background-color: rgb(72,70,61);
 }
 
-/* Menu drop shadow */
 .menuItem > * > * {
   box-shadow: 2px 4px 3px -1px rgba(28,25,25,0.5);
   border: 1px solid rgb(28,25,25);
@@ -153,6 +159,10 @@
   border-left: 2px solid rgb(41, 40, 40);
 }
 
+.submenuItem:hover{
+  background-color: rgb(72,70,61);
+}
+
 .submenuItem:disabled {
   color: rgb(149,149,149);
 }
@@ -166,14 +176,48 @@
   border-color: rgb(234,223,204);
 }
 
-/*
 .windowIcon {
+  min-width: 24px;
+}
+
+.windowIcon:hover {
+  background-color: rgb(34,131,186);
+}
+
+.windowIcon:active, .windowIcon:checked {
+  background-color: rgb(23,108,156);
+}
+
+.closeWindowIcon:hover {
+  background-color: rgb(181,43,43);
+}
+
+.closeWindowIcon:active, .closeWindowIcon:checked {
+  background-color: rgb(160,37,37);
 }
-*/
 
 /* Tool bar */
 .toolBar {
-  min-width: 60px;
+  min-width: 32px;
+  margin-top: 28px;
+}
+
+.toolItem {
+  border-left: 2px solid rgb(41, 40, 40);
+  min-height: 32px;
+  min-width: 38px;
+  padding-top: 12px;
+  padding-bottom: 8px;
+  padding-left: 6px;
+}
+
+.toolItem:hover {
+  border-color: rgb(72,70,61);
+}
+
+.toolItem:active, .toolItem:checked {
+  border-color: rgb(234,223,204);
+  background-color: rgb(72,70,61);
 }
 
 /* File bar */
@@ -184,7 +228,7 @@
 }
 
 .fileBarTab {
-  border-top: 3px solid rgb(41, 40, 40);
+  border-top: 2px solid rgb(41, 40, 40);
 }
 
 .fileBarTab:hover {

img/MetaBrush_ui_mockup.svg

@@ -5,6 +5,7 @@
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    xmlns:svg="http://www.w3.org/2000/svg"
    xmlns="http://www.w3.org/2000/svg"
+   xmlns:xlink="http://www.w3.org/1999/xlink"
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@@ -55,15 +56,19 @@
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      inkscape:current-layer="layer1"
      inkscape:document-units="mm"
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+     inkscape:cy="-120.95892"
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+     inkscape:cx="667.79746"
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+     inkscape:zoom="1"
      inkscape:pageshadow="2"
      inkscape:pageopacity="0.0"
      borderopacity="1.0"
      bordercolor="#666666"
      pagecolor="#ffffff"
-     id="base" />
+     id="base">
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+       id="grid4274"
+       type="xygrid" />
+  </sodipodi:namedview>
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+"
+       preserveAspectRatio="none"
+       height="11.994444"
+       width="29.986111"
+       x="127.25611"
+       y="-229.74541" />
+    <g
+       id="g4311"
+       transform="matrix(1.9821532,0,0,1.9459556,-102.87085,-239.22024)"
+       style="stroke-width:0.206108;stroke-miterlimit:4;stroke-dasharray:none" />
+    <path
+       sodipodi:nodetypes="cccccccccc"
+       id="path4318"
+       d="m 201.42249,-206.03505 v 3.4668 h 3.5 v -3.4668 z m 0.40625,0.97374 h 2.6875 v 2.08876 h -2.6875 z"
+       style="color:#000000;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;font-size:medium;line-height:normal;font-family:sans-serif;font-variant-ligatures:normal;font-variant-position:normal;font-variant-caps:normal;font-variant-numeric:normal;font-variant-alternates:normal;font-variant-east-asian:normal;font-feature-settings:normal;font-variation-settings:normal;text-indent:0;text-align:start;text-decoration:none;text-decoration-line:none;text-decoration-style:solid;text-decoration-color:#000000;letter-spacing:normal;word-spacing:normal;text-transform:none;writing-mode:lr-tb;direction:ltr;text-orientation:mixed;dominant-baseline:auto;baseline-shift:baseline;text-anchor:start;white-space:normal;shape-padding:0;shape-margin:0;inline-size:0;clip-rule:nonzero;display:inline;overflow:visible;visibility:visible;opacity:1;isolation:auto;mix-blend-mode:normal;color-interpolation:sRGB;color-interpolation-filters:linearRGB;solid-color:#000000;solid-opacity:1;vector-effect:none;fill:#d4be98;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:0.40549;stroke-linecap:round;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;paint-order:stroke markers fill;color-rendering:auto;image-rendering:auto;shape-rendering:auto;text-rendering:auto;enable-background:accumulate;stop-color:#000000;stop-opacity:1" />
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 </svg>

src/app/MetaBrush/Asset/Cursor.hs

@@ -0,0 +1,47 @@
+module MetaBrush.Asset.Cursor
+  ( drawCursor, drawCursorIcon )
+  where
+
+-- gi-cairo-render
+import qualified GI.Cairo.Render as Cairo
+
+-- gi-gdk
+import qualified GI.Gdk as GDK
+
+-- MetaBrush
+import MetaBrush.Render.Util
+  ( withRGBA )
+
+--------------------------------------------------------------------------------
+
+-- | "Selection" mouse cursor. 18 x 18.
+drawCursor :: GDK.RGBA -> GDK.RGBA -> Cairo.Render Bool
+drawCursor cursorColour outlineColour = do
+
+  Cairo.setLineWidth 1
+  withRGBA outlineColour Cairo.setSourceRGBA
+  Cairo.newPath
+  Cairo.moveTo 12.625 10.582031
+  Cairo.curveTo 5.699219 11.101563 4.097656 12.3125 0 17.976563
+  Cairo.lineTo 0.078125 0
+  Cairo.closePath
+  Cairo.strokePreserve
+
+  withRGBA cursorColour  Cairo.setSourceRGBA
+  Cairo.fillPreserve
+  
+  pure True
+
+-- | "Selection" tool icon. 30 x 30.
+drawCursorIcon :: GDK.RGBA -> Cairo.Render Bool
+drawCursorIcon cursorColour = do
+
+  withRGBA cursorColour Cairo.setSourceRGBA
+  Cairo.newPath
+  Cairo.moveTo 24.023438 16.3125
+  Cairo.curveTo 15.636719 16.9375 13.699219 18.40625 8.742188 25.261719
+  Cairo.lineTo 8.835938 3.503906
+  Cairo.closePath
+  Cairo.fillPreserve
+
+  pure True

src/app/MetaBrush/Asset/WindowIcons.hs

@@ -9,23 +9,98 @@ import qualified GI.Cairo.Render as Cairo
 import qualified GI.Gdk as GDK
 
 -- MetaBrush
---import MetaBrush.Render.Util
+import MetaBrush.Render.Util
---  ( withRGBA )
+  ( withRGBA )
 
 --------------------------------------------------------------------------------
 
--- | Minimise window icon.
+-- | Minimise window icon.  
-drawMinimise :: GDK.RGBA -> Cairo.Render ()
+drawMinimise :: GDK.RGBA -> Cairo.Render Bool
-drawMinimise iconColour = pure ()
+drawMinimise iconColour = do
+
+  withRGBA iconColour Cairo.setSourceRGBA
+
+  Cairo.newPath
+  Cairo.moveTo 6.144531 12.914063
+  Cairo.lineTo 6.144531 16.675781
+  Cairo.lineTo 17.855469 16.675781
+  Cairo.lineTo 17.855469 12.914063
+  Cairo.closePath
+  Cairo.fillPreserve
+
+  pure True
 
 -- | Restore down window icon.
-drawRestoreDown :: GDK.RGBA -> Cairo.Render ()
+drawRestoreDown :: GDK.RGBA -> Cairo.Render Bool
-drawRestoreDown iconColour = pure ()
+drawRestoreDown iconColour = do
+
+  withRGBA iconColour Cairo.setSourceRGBA
+
+  Cairo.newPath
+  Cairo.moveTo 8.453125 4.179688
+  Cairo.lineTo 8.453125 9.230469
+  Cairo.lineTo 4.941406 9.230469
+  Cairo.lineTo 4.941406 19.105469
+  Cairo.lineTo 15.8125 19.105469
+  Cairo.lineTo 15.8125 14.761719
+  Cairo.lineTo 19.324219 14.761719
+  Cairo.lineTo 19.324219 4.179688
+  Cairo.closePath
+  Cairo.moveTo 9.988281 7.261719
+  Cairo.lineTo 17.773438 7.261719
+  Cairo.lineTo 17.773438 13.238281
+  Cairo.lineTo 15.8125 13.238281
+  Cairo.lineTo 15.8125 9.230469
+  Cairo.lineTo 9.988281 9.230469
+  Cairo.closePath
+  Cairo.moveTo 6.476563 12.316406
+  Cairo.lineTo 14.261719 12.316406
+  Cairo.lineTo 14.261719 17.597656
+  Cairo.lineTo 6.476563 17.597656
+  Cairo.closePath
+  Cairo.fillPreserve
+
+  pure True
 
 -- | Maximise window icon.
-drawMaximise :: GDK.RGBA -> Cairo.Render ()
+drawMaximise :: GDK.RGBA -> Cairo.Render Bool
-drawMaximise iconColour = pure ()
+drawMaximise iconColour = do
+
+  withRGBA iconColour Cairo.setSourceRGBA
+
+  Cairo.newPath  
+  Cairo.moveTo 5.386719 5.449219
+  Cairo.lineTo 5.386719 18.550781
+  Cairo.lineTo 18.613281 18.550781
+  Cairo.lineTo 18.613281 5.449219
+  Cairo.closePath
+  Cairo.moveTo 6.921875 9.128906
+  Cairo.lineTo 17.078125 9.128906
+  Cairo.lineTo 17.078125 17.023438
+  Cairo.lineTo 6.921875 17.023438
+  Cairo.closePath
+  Cairo.fillPreserve
+
+  pure True
 
 -- | Close window icon.
-drawClose :: GDK.RGBA -> Cairo.Render ()
+drawClose :: GDK.RGBA -> Cairo.Render Bool
-drawClose iconColour = pure ()
+drawClose iconColour = do
+
+  Cairo.setLineWidth 2
+  withRGBA iconColour Cairo.setSourceRGBA
+
+  Cairo.setLineCap  Cairo.LineCapRound
+  Cairo.setLineJoin Cairo.LineJoinMiter
+
+  Cairo.newPath 
+  Cairo.moveTo 6.132813 6.238281
+  Cairo.lineTo 17.867188 17.761719
+  Cairo.strokePreserve
+
+  Cairo.newPath
+  Cairo.moveTo 6.132813 17.761719
+  Cairo.lineTo 17.867188 6.23828
+  Cairo.strokePreserve
+
+  pure True