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allow selection in brush mode

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sheaf 2024-10-19 11:50:25 +02:00
parent 53243621b5
commit 0223c92a85
1 changed files with 76 additions and 68 deletions
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58
src/app/MetaBrush/Application/Action.hs
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@ -954,10 +954,38 @@ instance HandleAction MouseClick where
SingleClick -> do
modifiers <- STM.readTVar modifiersTVar
tool <- STM.readTVar toolTVar
case mode of
PathMode ->
case tool of
Selection ->
Selection -> do
-- First, check if we can initiate a brush parameter
-- modification action through a brush widget.
mbBrushWidgetActionUpdDoc <-
case mode of
MetaMode -> return Nothing
PathMode -> return Nothing
BrushMode -> do
-- Brush mode: modify brush parameters through brush widget.
mbAction <- STM.readTVar mouseHoldTVar
let mbPrevWidgetAction = case mbAction of
Just ( BrushWidgetAction { brushWidgetAction } )
-> Just brushWidgetAction
_ -> Nothing
case applyBrushWidgetAction ( pressingControl modifiers ) pos mbPrevWidgetAction doc of
Just ( newDocument, actionState@( BrushWidgetActionState { brushWidgetAction = act } ) ) -> do
STM.writeTVar mouseHoldTVar ( Just $ BrushWidgetAction pos actionState )
let diff = HistoryDiff $ ContentDiff
$ UpdateBrushParameters
{ updateBrushStroke = brushWidgetStrokeUnique actionState
, updateBrushPoint = brushWidgetPointIndex actionState
, updateBrushAction = act
}
return ( Just $ UpdateDoc $ UpdateDocumentTo newDocument diff )
Nothing ->
return Nothing
-- If we are doing a brush widget action, don't attempt anything else.
-- Otherwise, move on to selection.
case mbBrushWidgetActionUpdDoc of
Just updDoc -> return updDoc
Nothing ->
-- Selection mode mouse hold:
--
-- - If holding shift or alt, mouse hold initiates a rectangular selection.
@ -967,7 +995,8 @@ instance HandleAction MouseClick where
case selectionMode modifiers of
-- Drag move: not holding shift or alt, click has selected something.
New
| Just dragMove <- dragMoveSelect pos doc
| PathMode <- mode -- Only allow dragging points in PathMode
, Just dragMove <- dragMoveSelect pos doc
-> do
STM.writeTVar mouseHoldTVar ( Just $ DragMoveHold pos dragMove )
case dragMove of
@ -1032,27 +1061,6 @@ instance HandleAction MouseClick where
STM.writeTVar partialPathTVar
( Just $ pp { firstPoint = stillAtFirstPoint } )
pure Don'tModifyDoc
BrushMode -> do
-- Brush mode: modify brush parameters through brush widget.
mbAction <- STM.readTVar mouseHoldTVar
let mbPrevWidgetAction = case mbAction of
Just ( BrushWidgetAction { brushWidgetAction } )
-> Just brushWidgetAction
_ -> Nothing
case applyBrushWidgetAction ( pressingControl modifiers ) pos mbPrevWidgetAction doc of
Just ( newDocument, actionState@( BrushWidgetActionState { brushWidgetAction = act } ) ) -> do
STM.writeTVar mouseHoldTVar ( Just $ BrushWidgetAction pos actionState )
let diff = HistoryDiff $ ContentDiff
$ UpdateBrushParameters
{ updateBrushStroke = brushWidgetStrokeUnique actionState
, updateBrushPoint = brushWidgetPointIndex actionState
, updateBrushAction = act
}
pure ( UpdateDoc $ UpdateDocumentTo newDocument diff )
_ ->
pure Don'tModifyDoc
_ -> pure Don'tModifyDoc
DoubleClick -> do
tool <- STM.readTVar toolTVar