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Allow width and height to work without a camera

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This commit is contained in:
oakes
2014-05-23 13:54:49 -04:00
parent ef87700ace
commit cf7fb7911f
1 changed files with 14 additions and 6 deletions
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20
src/play_clj/core_cameras.clj
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@@ -50,12 +50,16 @@
(.update camera)))
(defn width
"Returns the width of the camera in `screen`.
"Returns the width of the camera in `screen`. If there is no camera, it
returns the overall width.
(width screen)"
[screen]
(let [^Camera camera (u/get-obj screen :camera)]
(. camera viewportWidth)))
(try
(let [^Camera camera (u/get-obj screen :camera)]
(. camera viewportWidth))
(catch Exception _
(game :width))))
(defn width!
"Sets the width of the camera in `screen`, adjusting the height so the ratio
@@ -66,12 +70,16 @@ remains in tact.
(size! screen new-width (* new-width (/ (game :height) (game :width)))))
(defn height
"Returns the height of the camera in `screen`.
"Returns the height of the camera in `screen`. If there is no camera, it
returns the overall height.
(height screen)"
[screen]
(let [^Camera camera (u/get-obj screen :camera)]
(. camera viewportHeight)))
(try
(let [^Camera camera (u/get-obj screen :camera)]
(. camera viewportHeight))
(catch Exception _
(game :height))))
(defn height!
"Sets the height of the camera in `screen`, adjusting the width so the ratio