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add svg support to Preview

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This commit is contained in:
Xuan Sang LE 2018-03-17 21:49:50 +01:00
parent 7133bdcbab
commit f548c241af
1 changed files with 13 additions and 3 deletions
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16
src/packages/Preview/main.coffee
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@ -46,6 +46,8 @@ class Preview extends this.OS.GUI.BaseApplication
return unless mime
if mime.match /^[^\/]+\/.*pdf.*/g
@renderPDF file
else if mime.match /image\/.*svg.*/g
@renderSVG file
else if mime.match /image\/.*/g
@renderImage file
else
@ -90,14 +92,19 @@ class Preview extends this.OS.GUI.BaseApplication
me._api.loaded q, "FAIL"
, "binary"
renderSVG: (file) ->
me = @
($ @view).attr("class", "image").empty()
file.read (d) ->
#console.log d
me.view.innerHTML = d
renderImage: (file) ->
me = @
($ @view).attr("class", "image").empty()
file.read (d) ->
blob = new Blob [d], { type: file.mime }
img = new Image()
img.src = URL.createObjectURL blob
canvas = ($ "<canvas/>")[0]
($ me.view).append canvas
@ -106,9 +113,12 @@ class Preview extends this.OS.GUI.BaseApplication
context = canvas.getContext '2d'
canvas.height = img.height
canvas.width = img.width
console.log canvas.width, canvas.height
#console.log canvas.width, canvas.height
context.drawImage img, 0, 0
me.setStatus "#{file.info.name} (#{file.info.size} Kb) - #{img.width}x#{img.height}"
blob = new Blob [d], { type: file.info.mime }
img.src = URL.createObjectURL blob
, "binary"
menu: () ->