本文整理汇总了Java中android.view.View.willNotCacheDrawing方法的典型用法代码示例。如果您正苦于以下问题：Java View.willNotCacheDrawing方法的具体用法？Java View.willNotCacheDrawing怎么用？Java View.willNotCacheDrawing使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类android.view.View的用法示例。
在下文中一共展示了View.willNotCacheDrawing方法的9个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: getViewBitmap
import android.view.View; //导入方法依赖的package包/类
public static Bitmap getViewBitmap(View comBitmap, int width, int height) {
Bitmap bitmap = null;
if (comBitmap != null) {
comBitmap.clearFocus();
comBitmap.setPressed(false);
boolean willNotCache = comBitmap.willNotCacheDrawing();
comBitmap.setWillNotCacheDrawing(false);
// Reset the drawing cache background color to fully transparent
// for the duration of this operation
int color = comBitmap.getDrawingCacheBackgroundColor();
comBitmap.setDrawingCacheBackgroundColor(0xffffff);
float alpha = comBitmap.getAlpha();
comBitmap.setAlpha(1.0f);
if (color != 0) {
comBitmap.destroyDrawingCache();
}
int widthSpec = View.MeasureSpec.makeMeasureSpec(width, View.MeasureSpec.EXACTLY);
int heightSpec = View.MeasureSpec.makeMeasureSpec(height, View.MeasureSpec.EXACTLY);
comBitmap.measure(widthSpec, heightSpec);
comBitmap.layout(comBitmap.getLeft(), comBitmap.getTop(), comBitmap.getLeft()+width, comBitmap.getTop()+height);
comBitmap.buildDrawingCache();
Bitmap cacheBitmap = comBitmap.getDrawingCache();
if (cacheBitmap == null) {
Log.e("view.ProcessImageToBlur", "failed getViewBitmap(" + comBitmap);
return null;
}
bitmap = Bitmap.createBitmap(cacheBitmap);
// Restore the view
comBitmap.setAlpha(alpha);
comBitmap.destroyDrawingCache();
comBitmap.setWillNotCacheDrawing(willNotCache);
comBitmap.setDrawingCacheBackgroundColor(color);
}
return bitmap;
}
示例2: getViewBitmap
import android.view.View; //导入方法依赖的package包/类
private Bitmap getViewBitmap(View v) {
v.clearFocus();
v.setPressed(false);
boolean willNotCache = v.willNotCacheDrawing();
v.setWillNotCacheDrawing(false);
int color = v.getDrawingCacheBackgroundColor();
v.setDrawingCacheBackgroundColor(0);
if (color != 0) {
v.destroyDrawingCache();
}
v.buildDrawingCache();
Bitmap cacheBitmap = v.getDrawingCache();
if (cacheBitmap == null) {
return null;
}
Bitmap bitmap = Bitmap.createBitmap(cacheBitmap);
v.destroyDrawingCache();
v.setWillNotCacheDrawing(willNotCache);
v.setDrawingCacheBackgroundColor(color);
return bitmap;
}
示例3: getBitmapFromView2
import android.view.View; //导入方法依赖的package包/类
/**
* 把一个View的对象转换成bitmap
*
* @param view View
* @return Bitmap
*/
public static Bitmap getBitmapFromView2(View view) {
if (view == null) {
return null;
}
view.clearFocus();
view.setPressed(false);
// 能画缓存就返回false
boolean willNotCache = view.willNotCacheDrawing();
view.setWillNotCacheDrawing(false);
int color = view.getDrawingCacheBackgroundColor();
view.setDrawingCacheBackgroundColor(0);
if (color != 0) {
view.destroyDrawingCache();
}
view.buildDrawingCache();
Bitmap cacheBitmap = view.getDrawingCache();
if (cacheBitmap == null) {
XPrintUtils.e( "failed getViewBitmap(" + view + ") -->"+
new RuntimeException());
return null;
}
Bitmap bitmap = Bitmap.createBitmap(cacheBitmap);
// Restore the view
view.destroyDrawingCache();
view.setWillNotCacheDrawing(willNotCache);
view.setDrawingCacheBackgroundColor(color);
return bitmap;
}
示例4: convertViewToBitmap
import android.view.View; //导入方法依赖的package包/类
public static Bitmap convertViewToBitmap(View view) {
boolean willNotCache = view.willNotCacheDrawing();
view.setWillNotCacheDrawing(false);
int color = view.getDrawingCacheBackgroundColor();
view.setDrawingCacheBackgroundColor(0);
if (color != 0) {
view.destroyDrawingCache();
}
view.buildDrawingCache();
Bitmap cacheBitmap = view.getDrawingCache();
if (cacheBitmap == null) {
return null;
}
Bitmap bitmap = Bitmap.createBitmap(cacheBitmap);
view.destroyDrawingCache();
view.setWillNotCacheDrawing(willNotCache);
view.setDrawingCacheBackgroundColor(color);
return bitmap;
}
示例5: getViewBitmap
import android.view.View; //导入方法依赖的package包/类
public static Bitmap getViewBitmap(View v) {
v.clearFocus();
v.setPressed(false);
boolean willNotCache = v.willNotCacheDrawing();
v.setWillNotCacheDrawing(false);
// Reset the drawing cache background color to fully transparent
// for the duration of this operation
int color = v.getDrawingCacheBackgroundColor();
v.setDrawingCacheBackgroundColor(0);
if (color != 0) {
v.destroyDrawingCache();
}
v.buildDrawingCache();
Bitmap cacheBitmap = v.getDrawingCache();
if (cacheBitmap == null) {
Log.e("Folder", "failed getViewBitmap(" + v + ")", new RuntimeException());
return null;
}
Bitmap bitmap = Bitmap.createBitmap(cacheBitmap);
// Restore the view
v.destroyDrawingCache();
v.setWillNotCacheDrawing(willNotCache);
v.setDrawingCacheBackgroundColor(color);
return bitmap;
}
示例6: toBitmap
import android.view.View; //导入方法依赖的package包/类
/**
* 把view转化为bitmap（截图）
* 参见：http://www.cnblogs.com/lee0oo0/p/3355468.html
*/
public static Bitmap toBitmap(View view) {
int width = view.getWidth();
int height = view.getHeight();
if (view instanceof ListView) {
height = 0;
// 获取listView实际高度
ListView listView = (ListView) view;
for (int i = 0; i < listView.getChildCount(); i++) {
height += listView.getChildAt(i).getHeight();
}
} else if (view instanceof ScrollView) {
height = 0;
// 获取scrollView实际高度
ScrollView scrollView = (ScrollView) view;
for (int i = 0; i < scrollView.getChildCount(); i++) {
height += scrollView.getChildAt(i).getHeight();
}
}
view.setDrawingCacheEnabled(true);
view.clearFocus();
view.setPressed(false);
boolean willNotCache = view.willNotCacheDrawing();
view.setWillNotCacheDrawing(false);
// Reset the drawing cache background color to fully transparent for the duration of this operation
int color = view.getDrawingCacheBackgroundColor();
view.setDrawingCacheBackgroundColor(Color.WHITE);//截图去黑色背景(透明像素)
if (color != Color.WHITE) {
view.destroyDrawingCache();
}
view.buildDrawingCache();
Bitmap cacheBitmap = view.getDrawingCache();
if (cacheBitmap == null) {
return null;
}
Bitmap bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(bitmap);
canvas.drawBitmap(cacheBitmap, 0, 0, null);
canvas.save(Canvas.ALL_SAVE_FLAG);
canvas.restore();
if (!bitmap.isRecycled()) {
LogUtils.verbose("recycle bitmap: " + bitmap.toString());
bitmap.recycle();
}
// Restore the view
view.destroyDrawingCache();
view.setWillNotCacheDrawing(willNotCache);
view.setDrawingCacheBackgroundColor(color);
return bitmap;
}
示例7: toBitmap
import android.view.View; //导入方法依赖的package包/类
/**
* 把view转化为bitmap（截图）
* 参见：http://www.cnblogs.com/lee0oo0/p/3355468.html
*/
public static Bitmap toBitmap(View view) {
int width = view.getWidth();
int height = view.getHeight();
if (view instanceof ListView) {
height = 0;
// 获取listView实际高度
ListView listView = (ListView) view;
for (int i = 0; i < listView.getChildCount(); i++) {
height += listView.getChildAt(i).getHeight();
}
} else if (view instanceof ScrollView) {
height = 0;
// 获取scrollView实际高度
ScrollView scrollView = (ScrollView) view;
for (int i = 0; i < scrollView.getChildCount(); i++) {
height += scrollView.getChildAt(i).getHeight();
}
}
view.setDrawingCacheEnabled(true);
view.clearFocus();
view.setPressed(false);
boolean willNotCache = view.willNotCacheDrawing();
view.setWillNotCacheDrawing(false);
// Reset the drawing cache background color to fully transparent for the duration of this operation
int color = view.getDrawingCacheBackgroundColor();
view.setDrawingCacheBackgroundColor(Color.WHITE);//截图去黑色背景(透明像素)
if (color != Color.WHITE) {
view.destroyDrawingCache();
}
view.buildDrawingCache();
Bitmap cacheBitmap = view.getDrawingCache();
if (cacheBitmap == null) {
return null;
}
Bitmap bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(bitmap);
canvas.drawBitmap(cacheBitmap, 0, 0, null);
canvas.save(Canvas.ALL_SAVE_FLAG);
canvas.restore();
if (!bitmap.isRecycled()) {
// LogUtils.verbose("recycle bitmap: " + bitmap.toString());
bitmap.recycle();
}
// Restore the view
view.destroyDrawingCache();
view.setWillNotCacheDrawing(willNotCache);
view.setDrawingCacheBackgroundColor(color);
return bitmap;
}
示例8: toBitmap
import android.view.View; //导入方法依赖的package包/类
/**
* convert View to Bitmap.
*
* @param view the view
* @return the bitmap
* @link http ://www.cnblogs.com/lee0oo0/p/3355468.html
*/
public static Bitmap toBitmap(View view) {
//以下代码用于把当前view转化为bitmap（截图）
int width = view.getWidth();
int height = view.getHeight();
if (view instanceof ListView) {
height = 0;
// 获取listView实际高度
ListView listView = (ListView) view;
for (int i = 0; i < listView.getChildCount(); i++) {
height += listView.getChildAt(i).getHeight();
}
} else if (view instanceof ScrollView) {
height = 0;
// 获取scrollView实际高度
ScrollView scrollView = (ScrollView) view;
for (int i = 0; i < scrollView.getChildCount(); i++) {
height += scrollView.getChildAt(i).getHeight();
}
}
view.setDrawingCacheEnabled(true);
view.clearFocus();
view.setPressed(false);
boolean willNotCache = view.willNotCacheDrawing();
view.setWillNotCacheDrawing(false);
// Reset the drawing cache background color to fully transparent for the duration of this operation
int color = view.getDrawingCacheBackgroundColor();
view.setDrawingCacheBackgroundColor(Color.WHITE);//截图去黑色背景(透明像素)
if (color != Color.WHITE) {
view.destroyDrawingCache();
}
view.buildDrawingCache();
Bitmap cacheBitmap = view.getDrawingCache();
if (cacheBitmap == null) {
return null;
}
Bitmap bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(bitmap);
canvas.drawBitmap(cacheBitmap, 0, 0, null);
canvas.save(Canvas.ALL_SAVE_FLAG);
canvas.restore();
cacheBitmap.recycle();
// Restore the view
view.destroyDrawingCache();
view.setWillNotCacheDrawing(willNotCache);
view.setDrawingCacheBackgroundColor(color);
return bitmap;
}
示例9: getBitmapFromView
import android.view.View; //导入方法依赖的package包/类
private static Bitmap getBitmapFromView(View view, int tryTime, boolean forceHighQuality) {
boolean willNotCacheDrawingBefore = view.willNotCacheDrawing();
view.setWillNotCacheDrawing(false);
int drawingCacheBackgroundColorBefore = view.getDrawingCacheBackgroundColor();
view.setDrawingCacheBackgroundColor(0);
int drawingCacheQualityBefore = view.getDrawingCacheQuality();
if (drawingCacheBackgroundColorBefore != 0) {
view.destroyDrawingCache();
}
if (tryTime > 1) {
view.setDrawingCacheQuality(View.DRAWING_CACHE_QUALITY_LOW);
}
view.buildDrawingCache();
Bitmap cacheBitmap = view.getDrawingCache();
if (cacheBitmap == null || cacheBitmap.isRecycled()) {
view.setDrawingCacheQuality(drawingCacheQualityBefore);
view.setWillNotCacheDrawing(willNotCacheDrawingBefore);
view.setDrawingCacheBackgroundColor(drawingCacheBackgroundColorBefore);
if (tryTime < TRY_GET_BITMAP_FROM_VIEW_MAX_REPEAT_TIME) {
handleOutOfMemory();
return getBitmapFromView(view, tryTime + 1, forceHighQuality);
}
return null;
}
Bitmap bitmap = createBitmap(cacheBitmap, cacheBitmap.getWidth(), cacheBitmap.getHeight(), forceHighQuality || tryTime == 1 ? Config.ARGB_8888
: Config.ARGB_4444);
if (bitmap == cacheBitmap) {
bitmap = createBitmap(cacheBitmap);
}
view.destroyDrawingCache();
view.setDrawingCacheQuality(drawingCacheQualityBefore);
view.setWillNotCacheDrawing(willNotCacheDrawingBefore);
view.setDrawingCacheBackgroundColor(drawingCacheBackgroundColorBefore);
return bitmap;
}