本文整理汇总了Java中android.view.View.getDrawingCache方法的典型用法代码示例。如果您正苦于以下问题：Java View.getDrawingCache方法的具体用法？Java View.getDrawingCache怎么用？Java View.getDrawingCache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.getDrawingCache方法的15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: createBitmapFromView
import android.view.View; //导入方法依赖的package包/类
/**
* 得到传入的view的bitmap
* @param view
* @return
*/
@Deprecated
public static Bitmap createBitmapFromView(View view) {
Bitmap bitmap;
// Rect rect = new Rect();
// view.getGlobalVisibleRect(rect);
view.setDrawingCacheEnabled(true);
view.buildDrawingCache();
Bitmap src = view.getDrawingCache();
bitmap = Bitmap.createBitmap(src, 0, 0, src.getWidth(), src.getHeight());
view.destroyDrawingCache();
view.setDrawingCacheEnabled(false);
src.recycle();
src = null;
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: takeScreenShot
import android.view.View; //导入方法依赖的package包/类
@SuppressLint({"NewApi"})
public static Bitmap takeScreenShot(Activity pActivity) {
View view = pActivity.getWindow().getDecorView();
view.setDrawingCacheEnabled(true);
view.buildDrawingCache();
Bitmap bitmap = view.getDrawingCache();
Rect frame = new Rect();
view.getWindowVisibleDisplayFrame(frame);
int stautsHeight = frame.top;
Point size = new Point();
Display display = pActivity.getWindowManager().getDefaultDisplay();
if (VERSION.SDK_INT < 13) {
size.set(display.getWidth(), display.getHeight());
} else {
pActivity.getWindowManager().getDefaultDisplay().getSize(size);
}
return Bitmap.createBitmap(bitmap, 0, stautsHeight, size.x, size.y - stautsHeight);
}
示例4: captureWithoutStatusBar
import android.view.View; //导入方法依赖的package包/类
/**
* 获取当前屏幕截图，不包含状态栏
*
* @param activity activity
* @return Bitmap
*/
public static Bitmap captureWithoutStatusBar(Activity activity)
{
View view = activity.getWindow().getDecorView();
view.setDrawingCacheEnabled(true);
view.buildDrawingCache();
Bitmap bmp = view.getDrawingCache();
int statusBarHeight = BarTool.getStatusBarHeight(activity);
DisplayMetrics dm = new DisplayMetrics();
activity.getWindowManager().getDefaultDisplay().getMetrics(dm);
Bitmap ret = Bitmap.createBitmap(bmp, 0, statusBarHeight, dm.widthPixels,
dm.heightPixels - statusBarHeight);
view.destroyDrawingCache();
return ret;
}
示例5: snapShotWithStatusBar
import android.view.View; //导入方法依赖的package包/类
/**
* 获取当前屏幕截图，包含状态栏
*
* @param activity
* @return
*/
public static Bitmap snapShotWithStatusBar(Activity activity) {
View view = activity.getWindow().getDecorView();
view.setDrawingCacheEnabled(true);
view.buildDrawingCache();
Bitmap bmp = view.getDrawingCache();
int width = getScreenWidth(activity);
int height = getScreenHeight(activity);
Bitmap bp = null;
bp = Bitmap.createBitmap(bmp, 0, 0, width, height);
view.destroyDrawingCache();
return bp;
}
示例6: getBitmapOFActivity
import android.view.View; //导入方法依赖的package包/类
public static Bitmap getBitmapOFActivity(Context context) {
if (context == null) {
return null;
}
if (!(context instanceof Activity)) {
return null;
}
Activity activity = (Activity) context;
View rootview = activity.getWindow().getDecorView().getRootView();
rootview.setDrawingCacheEnabled(true);
Bitmap bitmap = rootview.getDrawingCache();
return bitmap;
}
示例7: createFloatView
import android.view.View; //导入方法依赖的package包/类
/**
* @param coverView 被覆盖的view，用于生产浮层View
* @return 需要跟随手势浮动的 View
*/
protected View createFloatView(View coverView) {
ImageView floatView = new ImageView(coverView.getContext());
coverView.destroyDrawingCache();
coverView.setDrawingCacheEnabled(true);
Bitmap bitmap = coverView.getDrawingCache();
if (bitmap != null && !bitmap.isRecycled()) {
floatView.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT));
floatView.setImageBitmap(bitmap);
}
return floatView;
}
示例8: 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9: drawChild
import android.view.View; //导入方法依赖的package包/类
protected boolean drawChild(Canvas canvas, View child, long drawingTime) {
boolean result;
LayoutParams lp = (LayoutParams) child.getLayoutParams();
int save = canvas.save(2);
if (!(!this.mCanSlide || lp.slideable || this.mSlideableView == null)) {
canvas.getClipBounds(this.mTmpRect);
if (isLayoutRtlSupport()) {
this.mTmpRect.left = Math.max(this.mTmpRect.left, this.mSlideableView.getRight());
} else {
this.mTmpRect.right = Math.min(this.mTmpRect.right, this.mSlideableView.getLeft());
}
canvas.clipRect(this.mTmpRect);
}
if (VERSION.SDK_INT >= 11) {
result = super.drawChild(canvas, child, drawingTime);
} else if (!lp.dimWhenOffset || this.mSlideOffset <= 0.0f) {
if (child.isDrawingCacheEnabled()) {
child.setDrawingCacheEnabled(false);
}
result = super.drawChild(canvas, child, drawingTime);
} else {
if (!child.isDrawingCacheEnabled()) {
child.setDrawingCacheEnabled(true);
}
Bitmap cache = child.getDrawingCache();
if (cache != null) {
canvas.drawBitmap(cache, (float) child.getLeft(), (float) child.getTop(), lp.dimPaint);
result = false;
} else {
Log.e(TAG, "drawChild: child view " + child + " returned null drawing cache");
result = super.drawChild(canvas, child, drawingTime);
}
}
canvas.restoreToCount(save);
return result;
}
示例10: captureWithStatusBar
import android.view.View; //导入方法依赖的package包/类
/**
* 获取当前屏幕截图，包含状态栏
*
* @param activity activity
* @return Bitmap
*/
public static Bitmap captureWithStatusBar(Activity activity) {
View view = activity.getWindow().getDecorView();
view.setDrawingCacheEnabled(true);
view.buildDrawingCache();
Bitmap bmp = view.getDrawingCache();
DisplayMetrics dm = new DisplayMetrics();
activity.getWindowManager().getDefaultDisplay().getMetrics(dm);
Bitmap ret = Bitmap.createBitmap(bmp, 0, 0, dm.widthPixels, dm.heightPixels);
view.destroyDrawingCache();
return ret;
}
示例11: captureWithoutStatusBar
import android.view.View; //导入方法依赖的package包/类
/**
* 获取当前屏幕截图，不包含状态栏
* <p>需要用到上面获取状态栏高度的方法
*/
public static Bitmap captureWithoutStatusBar(Activity activity) {
View view = activity.getWindow().getDecorView();
view.setDrawingCacheEnabled(true);
view.buildDrawingCache();
Bitmap bmp = view.getDrawingCache();
int statusBarHeight = getStatusBarHeight(activity);
int width = getScreenWidth(activity);
int height = getScreenHeight(activity);
Bitmap bp = Bitmap.createBitmap(bmp, 0, statusBarHeight, width, height - statusBarHeight);
view.destroyDrawingCache();
return bp;
}
示例12: snapShotWithStatusBar
import android.view.View; //导入方法依赖的package包/类
/**
* 获取当前屏幕截图，包含状态栏
*
* @param activity
* @return
*/
public static Bitmap snapShotWithStatusBar(Activity activity) {
View view = activity.getWindow().getDecorView();
view.setDrawingCacheEnabled(true);
view.buildDrawingCache();
Bitmap bmp = view.getDrawingCache();
int width = getScreenWidth(activity);
int height = getScreenHeight(activity);
Bitmap bp = null;
bp = Bitmap.createBitmap(bmp, 0, 0, width, height);
view.destroyDrawingCache();
return bp;
}
示例13: of
import android.view.View; //导入方法依赖的package包/类
public static Bitmap of(View view, BlurFactor factor) {
view.setDrawingCacheEnabled(true);
view.destroyDrawingCache();
view.setDrawingCacheQuality(View.DRAWING_CACHE_QUALITY_LOW);
Bitmap cache = view.getDrawingCache();
Bitmap bitmap = of(view.getContext(), cache, factor);
cache.recycle();
return bitmap;
}
示例14: snapShotWithStatusBar
import android.view.View; //导入方法依赖的package包/类
/**
* 获取当前屏幕截图，包含状态栏
*
* @param activity
* @return
*/
public static Bitmap snapShotWithStatusBar(Activity activity)
{
View view = activity.getWindow().getDecorView();
view.setDrawingCacheEnabled(true);
view.buildDrawingCache();
Bitmap bmp = view.getDrawingCache();
int width = getScreenWidth(activity);
int height = getScreenHeight(activity);
Bitmap bp = null;
bp = Bitmap.createBitmap(bmp, 0, 0, width, height);
view.destroyDrawingCache();
return bp;
}
示例15: snapShotWithStatusBar
import android.view.View; //导入方法依赖的package包/类
/**
* 获取当前屏幕截图，包含状态栏（这个方法没测试通过）
*
* @param activity
* @return Bitmap
*/
public static Bitmap snapShotWithStatusBar(Activity activity) {
View view = activity.getWindow().getDecorView();
view.setDrawingCacheEnabled(true);
view.buildDrawingCache();
Bitmap bmp = view.getDrawingCache();
int width = getScreenWidth(activity);
int height = getScreenHeight(activity);
Bitmap bp = null;
bp = Bitmap.createBitmap(bmp, 0, 0, width, height);
view.destroyDrawingCache();
return bp;
}