package com.lurencun.androidsysteminfomation; import android.graphics.Bitmap; ....Canvas; import android.graphics.Color; import android.graphics.Paint; import...
chenyoca.iteye.com/blog/1720...Android开发时,怎么用Canvas在Bitmap上画个边框?-问答-软酷网-...
Canvas canvas = new Canvas (bitmap) ; //设置颜色来显示画图区域 canvas.drawColor(Color.RED); paint.setColor(Color.BLACK); canvas.drawText("原先的画图区...
ask.ruanko.com/questionRes/311655/e8...android 关于canvas 保存到本地图像 - - ITeye技术网站
Paint paint = new Paint(); paint.setColor(Color.RED); canvas.drawBitmap(bitmap, null, OtherUtils.getRect(bitmap, this, true, 19), paint); canvas....
wangchangshuai0010.iteye.com/blog/14...android渐变色 - 菜鸟 - ITeye技术网站
所以我们通过Paint的setShader方法来设置这个渐变,代码...canvas.drawCicle(0,0,200,p); //参数3为画圆...Android包含了一个Bitmap Shader和一个Compose Shader...
l62s.iteye.com/blog/1659...
Android自定义视图Paint、Canvas、Matrix详细讲解 | IT十万个为什么
修改图片 RGBA 的值需要ColorMatrix类的支持,它定义了一个 4*5 的float[]类型的矩阵,矩阵中每一行表示 RGBA 中的一个参数。 颜色矩阵M是以一维数...
android 在图片(bitmap)上画矩形框,并显示_Android技巧_积木网(...
Canvas canvas = new Canvas(mutableBitmap); //Canvas canvas = new Canvas(imageBitmap); Paint paint = new Paint(); for (int i = 0; i < 8; i+...
Android画圆角矩形图片,并在图片上写字 - 百科教程网_经..._上学吧
1、创建一个drawable对象,一个输出的Bitmap并以此创建一个画布 //根据源文件新建...imageDrawable.draw(canvas); 4、写字 paint.setTextSize(24); paint.setColor...
android.graphics包中的一些类的使用 - - ITeye技术网站
(50, 50, 250, 418); canvas.drawBitmap(chameleonBmp, src, dst, null); // canvas.drawBitmap(Bitmap, Rect, RectF, Paint); 与上面类似 // 就是...
yuanzhifei89.iteye.com/blog/1136...Android截屏并对图片做高斯模糊处理 - 沉淀之路—Android - ITeye...
(1 / scaleFactor, 1 / scaleFactor); Paint paint = new Paint(); paint.setFlags(Paint.FILTER_BITMAP_FLAG); canvas.drawBitmap(bkg, 0, 0, paint);...
gqdy365.iteye.com/blog/2193...Android 图片旋转(使用Matrix.setRotate方法) - FaceYe
bitmap2.getWidth() / 2, bitmap2.getHeight() / 2); Paint paint = new Paint(); //设置抗锯齿,防止过多的失真 paint.setAntiAlias(true); canvas.draw...
Android开发:高斯模糊blur效果 | 应用开发笔记
(1 / scaleFactor, 1 / scaleFactor); Paint paint = new Paint(); paint.setFlags(Paint.FILTER_BITMAP_FLAG); canvas.drawBitmap(bkg, 0, 0, paint);...
Android画布(cavas) - Android教程 - 安卓中文网
canvas.setDrawFilter(new PaintFlagsDrawFilte(0, Paint.ANTI_ALIAS_FLAG|Paint.FILTER_BITMAP_FLAG)); 调整Activity中自定义视图(View)的大小 view本...
android.tgbus.com/Android/tutorial/2.......Mode.CLEAR-安卓android,位图bitmap,android-canvas-CodeGo.net
安卓android 位图bitmap android-canvas 我工作的应用程序,它是绘图画布上类似于...case ERASE_MENU_ID: mPaint.setXfermode(new PorterDuffXfermode( PorterDuff...
codego.net/453451/Android 给图片加边框_Canvas/Bitmap教程
Bitmap newBitmap = Bitmap.createBitmap(newW, newH, Config.ARGB_8888); Canvas canvas = new Canvas(newBitmap); Paint p = new Paint(); p.setColor(...
canvas.drawBitmapRect - CodeWeblog.com
Bitmap bitmap = Bitmap.createBitmap( view.getWidth(), view.getHeight(), ...Drawable.Bitmap.Canvas and Paint the relationship (for review) 2010-05-02 ...
Android之遮罩功能的实现 - Android开发论坛 - 51CTO技术论坛_...
import android.graphics.Bitmap.Config; import android.graphics.BitmapFactory; import android.graphics.Canvas; import android.graphics.Paint; import android.graphi...
bbs.51cto.com/thread-1031415...htmlAndroid: 利用Bimap,canvas处理图片(画直线) - - ITeye技术网站
import android.content.Context; import android.graphics.Bitmap; import android.graphics.Canvas; import android.graphics.Color; import android.graphics.Paint; im...
ugibb510.iteye.com/blog/1262...Android画布Canvas的save()和restore()以及clipRect()方法..._推酷
import android.graphics.Bitmap.Config; import android.graphics.Canvas; import android.graphics.Color; import android.graphics.Paint; import android.graphics.Rect...
Android 自定义View学习(二)——开始了解Canvas和Paint - 简书
Canvas canvas = new Canvas(bitmap) 创建一个装载画布。构造方法中传入的bitmap...注意drawRect(left,top,right,bottom,paint)的参数顺序。 drawRect(@NonNull Rect...
(转)【Android】Paint的效果研究 - wpf814533631 - ITeye技术网站