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Support scrolling to buffer and screen positions

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This commit is contained in:
Kevin Sawicki
2012-12-11 15:54:01 -08:00
parent 43658ddc52
commit b848379420
3 changed files with 19 additions and 12 deletions
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15
src/app/editor.coffee
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@@ -497,7 +497,13 @@ class Editor extends View
scrollToBottom: ->
@scrollBottom(@screenLineCount() * @lineHeight)
scrollTo: (pixelPosition, options) ->
scrollToBufferPosition: (bufferPosition, options) ->
@scrollToPixelPosition(@pixelPositionForBufferPosition(bufferPosition), options)
scrollToScreenPosition: (screenPosition, options) ->
@scrollToPixelPosition(@pixelPositionForScreenPosition(screenPosition), options)
scrollToPixelPosition: (pixelPosition, options) ->
return unless @attached
@scrollVertically(pixelPosition, options)
@scrollHorizontally(pixelPosition)
@@ -800,11 +806,11 @@ class Editor extends View
autoscroll: (options={}) ->
for cursorView in @getCursorViews() when cursorView.needsAutoscroll()
@scrollTo(cursorView.getPixelPosition()) unless options.suppressAutoScroll
@scrollToPixelPosition(cursorView.getPixelPosition()) unless options.suppressAutoScroll
cursorView.autoscrolled()
for selectionView in @getSelectionViews() when selectionView.needsAutoscroll()
@scrollTo(selectionView.getCenterPixelPosition(), center: true)
@scrollToPixelPosition(selectionView.getCenterPixelPosition(), center: true)
selectionView.autoscrolled()
updateRenderedLines: ->
@@ -1025,6 +1031,9 @@ class Editor extends View
@renderedLines.find('.line').each (n) ->
console.log n, $(this).text()
pixelPositionForBufferPosition: (position) ->
@pixelPositionForScreenPosition(@screenPositionForBufferPosition(position))
pixelPositionForScreenPosition: (position) ->
position = Point.fromObject(position)
{ top: position.row * @lineHeight, left: position.column * @charWidth }