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2014/10/16 ¤W¤È 08:20:55
android Programming Glossary: origheightCanvas Pinch-Zoom to Point Within Bounds http://stackoverflow.com/questions/11339190/canvas-pinch-zoom-to-point-within-bounds 2 redundantYSpace saveScale if origWidth saveScale width origHeight saveScale height matrix.postScale mScaleFactor mScaleFactor.. redundantYSpace origWidth width 2 redundantXSpace origHeight height 2 redundantYSpace right width saveScale width 2 redundantXSpace.. image is centered when in it is smaller then the screen origHeight and origWidth are the sizes of the bitmap matrix is the current..
Android Pinch and Zoom Image in Activity http://stackoverflow.com/questions/13210443/android-pinch-and-zoom-image-in-activity CLICK 3 float saveScale 1f float right bottom origWidth origHeight bmWidth bmHeight ScaleGestureDetector mScaleDetector Context.. origWidth saveScale float scaleHeight Math.round origHeight saveScale if scaleWidth width deltaX 0 if y deltaY 0.. 2 redundantYSpace saveScale if origWidth saveScale width origHeight saveScale height matrix.postScale mScaleFactor mScaleFactor..
How do I modify TouchImageView with double tap to zoom in and out? http://stackoverflow.com/questions/7704086/how-do-i-modify-touchimageview-with-double-tap-to-zoom-in-and-out CLICK 3 float saveScale 1f float right bottom origWidth origHeight bmWidth bmHeight ScaleGestureDetector mScaleDetector private.. origWidth saveScale float scaleHeight Math.round origHeight saveScale if scaleWidth width deltaX 0 if y deltaY 0 deltaY.. 2 redundantYSpace saveScale if origWidth saveScale width origHeight saveScale height matrix.postScale mScaleFactor mScaleFactor..
Canvas Pinch-Zoom to Point Within Bounds http://stackoverflow.com/questions/11339190/canvas-pinch-zoom-to-point-within-bounds 2 redundantXSpace saveScale bottom height saveScale height 2 redundantYSpace saveScale if origWidth saveScale width origHeight saveScale height matrix.postScale mScaleFactor mScaleFactor width 2 height 2 if mScaleFactor 1 matrix.getValues m float.. float 2 redundantXSpace float 2 matrix.postTranslate redundantXSpace redundantYSpace origWidth width 2 redundantXSpace origHeight height 2 redundantYSpace right width saveScale width 2 redundantXSpace saveScale bottom height saveScale height 2 redundantYSpace.. empty between the image borders and screen borders since the image is centered when in it is smaller then the screen origHeight and origWidth are the sizes of the bitmap matrix is the current transformation matrix used to draw the bitmap The trick..
Android Pinch and Zoom Image in Activity http://stackoverflow.com/questions/13210443/android-pinch-and-zoom-image-in-activity redundantYSpace float width height static final int CLICK 3 float saveScale 1f float right bottom origWidth origHeight bmWidth bmHeight ScaleGestureDetector mScaleDetector Context context public TouchImageView Context context super context.. last.x float deltaY curr.y last.y float scaleWidth Math.round origWidth saveScale float scaleHeight Math.round origHeight saveScale if scaleWidth width deltaX 0 if y deltaY 0 deltaY y else if y deltaY bottom deltaY y bottom else.. 2 redundantXSpace saveScale bottom height saveScale height 2 redundantYSpace saveScale if origWidth saveScale width origHeight saveScale height matrix.postScale mScaleFactor mScaleFactor width 2 height 2 if mScaleFactor 1 matrix.getValues m ..
How do I modify TouchImageView with double tap to zoom in and out? http://stackoverflow.com/questions/7704086/how-do-i-modify-touchimageview-with-double-tap-to-zoom-in-and-out redundantYSpace float width height static final int CLICK 3 float saveScale 1f float right bottom origWidth origHeight bmWidth bmHeight ScaleGestureDetector mScaleDetector private GestureDetector gestureDetector Context context public TouchImageView.. last.x float deltaY curr.y last.y float scaleWidth Math.round origWidth saveScale float scaleHeight Math.round origHeight saveScale if scaleWidth width deltaX 0 if y deltaY 0 deltaY y else if y deltaY bottom deltaY y bottom else if scaleHeight.. 2 redundantXSpace saveScale bottom height saveScale height 2 redundantYSpace saveScale if origWidth saveScale width origHeight saveScale height matrix.postScale mScaleFactor mScaleFactor width 2 height 2 if mScaleFactor 1 matrix.getValues m float..
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