项目:pickncrop
文件:MainActivity.java
public void createZoomControls() {
ZoomButtonsController zoomButtonsController = new ZoomButtonsController(
imageView);
zoomButtonsController.setVisible(true);
zoomButtonsController.setAutodismissed(false);
zoomButtonsController.setonZoomListener(new OnZoomListener() {
public void onZoom(boolean zoomIn) {
matrix = imageView.getimageMatrix();
if (zoomIn) {
matrix.postScale(1.05f,1.05f,0.5f * size,0.5f * size);
imageView.setimageMatrix(matrix);
} else {
matrix.postScale(0.95f,0.95f,0.5f * size);
imageView.setimageMatrix(matrix);
}
imageView.invalidate();
}
public void onVisibilityChanged(boolean visible) {
}
});
RelativeLayout.LayoutParams zoomLayoutParams = new RelativeLayout.LayoutParams(
LayoutParams.WRAP_CONTENT,LayoutParams.WRAP_CONTENT);
zoomLayoutParams.addRule(RelativeLayout.CENTER_HORIZONTAL);
zoomLayoutParams.addRule(RelativeLayout.BELOW,R.id.imageViewCrop);
viewManager.addView(zoomButtonsController.getContainer(),zoomLayoutParams);
}
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