¡@
2014/10/16 ¤W¤È 08:12:32
android Programming Glossary: displaywidthhttp://stackoverflow.com/questions/14083950/duplicate-id-tag-null-or-parent-id-with-another-fragment-for-com-google-androi
Android : Stop image scaling down http://stackoverflow.com/questions/3045227/android-stop-image-scaling-down Physical display width and height. private static int displayWidth 0 private static int displayHeight 0 Called when the activity.. savedInstanceState super.onCreate savedInstanceState displayWidth and displayHeight will change depending on screen orientation... getSystemService Context.WINDOW_SERVICE .getDefaultDisplay displayWidth display.getWidth displayHeight display.getHeight SampleView..
Android VideoView orientation change with buffered video http://stackoverflow.com/questions/4434027/android-videoview-orientation-change-with-buffered-video questionVideo.setDimensions displayHeight displayWidth questionVideo.getHolder .setFixedSize displayHeight displayWidth.. questionVideo.getHolder .setFixedSize displayHeight displayWidth else getWindow .setFlags WindowManager.LayoutParams.FLAG_FORCE_NOT_FULLSCREEN.. questionVideo.setDimensions displayWidth smallHeight questionVideo.getHolder .setFixedSize displayWidth..
Scaling ImageView to device width http://stackoverflow.com/questions/4877694/scaling-imageview-to-device-width Bitmap bm Get display width from device int displayWidth getWindowManager .getDefaultDisplay .getWidth Get margin to.. the max width of the imageView int imageViewWidth displayWidth leftMargin rightMargin Calculate scaling factor and return it..
Android image view matrix scale + translate http://stackoverflow.com/questions/6075363/android-image-view-matrix-scale-translate Compute the scale to choose this works float scaleX float displayWidth float imageWidth float scaleY float displayHeight float imageHeight.. back to the screen center float tx Math.max 0 0.5f float displayWidth minScale imageWidth float ty Math.max 0 0.5f float displayHeight..
http://stackoverflow.com/questions/14083950/duplicate-id-tag-null-or-parent-id-with-another-fragment-for-com-google-androi
Android : Stop image scaling down http://stackoverflow.com/questions/3045227/android-stop-image-scaling-down controls too. public class LargeImageScroller extends Activity Physical display width and height. private static int displayWidth 0 private static int displayHeight 0 Called when the activity is first created. @Override public void onCreate Bundle savedInstanceState.. activity is first created. @Override public void onCreate Bundle savedInstanceState super.onCreate savedInstanceState displayWidth and displayHeight will change depending on screen orientation. To get these dynamically we should hook onSizeChanged . This.. use those values throughout. Display display WindowManager getSystemService Context.WINDOW_SERVICE .getDefaultDisplay displayWidth display.getWidth displayHeight display.getHeight SampleView constructor must be constructed last as it needs the displayWidth..
Android VideoView orientation change with buffered video http://stackoverflow.com/questions/4434027/android-videoview-orientation-change-with-buffered-video WindowManager.LayoutParams.FLAG_FULLSCREEN questionVideo.setDimensions displayHeight displayWidth questionVideo.getHolder .setFixedSize displayHeight displayWidth else getWindow .setFlags WindowManager.LayoutParams.FLAG_FORCE_NOT_FULLSCREEN.. questionVideo.setDimensions displayHeight displayWidth questionVideo.getHolder .setFixedSize displayHeight displayWidth else getWindow .setFlags WindowManager.LayoutParams.FLAG_FORCE_NOT_FULLSCREEN WindowManager.LayoutParams.FLAG_FORCE_NOT_FULLSCREEN.. WindowManager.LayoutParams.FLAG_FORCE_NOT_FULLSCREEN questionVideo.setDimensions displayWidth smallHeight questionVideo.getHolder .setFixedSize displayWidth smallHeight The line questionVideo.getHolder .setFixedSize..
Scaling ImageView to device width http://stackoverflow.com/questions/4877694/scaling-imageview-to-device-width newBitmap private float getBitmapScalingFactor Bitmap bm Get display width from device int displayWidth getWindowManager .getDefaultDisplay .getWidth Get margin to use it for calculating to max width of the ImageView LinearLayout.LayoutParams.. int rightMargin layoutParams.rightMargin Calculate the max width of the imageView int imageViewWidth displayWidth leftMargin rightMargin Calculate scaling factor and return it return float imageViewWidth float bm.getWidth Util class..
Android image view matrix scale + translate http://stackoverflow.com/questions/6075363/android-image-view-matrix-scale-translate centered in the view scale is appropriate . Here is the code Compute the scale to choose this works float scaleX float displayWidth float imageWidth float scaleY float displayHeight float imageHeight float minScale Math.min scaleX scaleY tx ty should be.. scaleY tx ty should be the translation to take the image back to the screen center float tx Math.max 0 0.5f float displayWidth minScale imageWidth float ty Math.max 0 0.5f float displayHeight minScale imageHeight Compute the matrix Matrix m new Matrix..
|