2014/10/16 上午 08:12:44

android Programming Glossary: drawview

http://stackoverflow.com/questions/11114625/android-canvas-redo-and-undo-operation

import android.view.View.OnTouchListener public class DrawView extends View implements OnTouchListener private Canvas mCanvas.. undonePaths new ArrayList Path private Bitmap im public DrawView Context context super context setFocusable true setFocusableInTouchMode.. import android.view.View.OnTouchListener public class DrawView extends View implements OnTouchListener private Canvas mCanvas..

Android Drag/Animation of Views

http://stackoverflow.com/questions/2363666/android-drag-animation-of-views

one view and have it draw itself instead of having the DrawView class draw it. Edit Here is an example class public class Card..

Erase bitmap parts using PorterDuff mode

http://stackoverflow.com/questions/3467334/erase-bitmap-parts-using-porterduff-mode

setContentView new DrawView this public class DrawView extends View implements OnTouchListener.. setContentView new DrawView this public class DrawView extends View implements OnTouchListener private int x 0 private.. new Paint private final Paint eraserPaint new Paint public DrawView Context context super context setFocusable true setFocusableInTouchMode..

How to draw a line in android

http://stackoverflow.com/questions/3616676/how-to-draw-a-line-in-android

2 lines which form a cross on the top left of the screen DrawView.java import android.content.Context import android.graphics.Canvas.. import android.view.View public class DrawView extends View Paint paint new Paint public DrawView Context context.. class DrawView extends View Paint paint new Paint public DrawView Context context super context paint.setColor Color.BLACK @Override..

Android canvas draw rectangle

http://stackoverflow.com/questions/7344497/android-canvas-draw-rectangle

stroke width 0 and the desired fill colour s . For example DrawView.java import android.content.Context import android.graphics.Canvas.. import android.view.View public class DrawView extends View Paint paint new Paint public DrawView Context context.. class DrawView extends View Paint paint new Paint public DrawView Context context super context @Override public void onDraw..

Drawing on Canvas and save image

http://stackoverflow.com/questions/7401432/drawing-on-canvas-and-save-image

android.os.Bundle public class Scribbler extends Activity DrawView drawView @Override public void onCreate Bundle savedInstanceState.. super.onCreate savedInstanceState drawView new DrawView this drawView.setBackgroundColor Color.WHITE setContentView.. Color.WHITE setContentView drawView drawView.requestFocus DrawView.java package org.yourpackage.scribble import java.util.ArrayList..

How to draw a line in android

http://stackoverflow.com/questions/3616676/how-to-draw-a-line-in-android

public class StartDraw extends Activity DrawView drawView @Override public void onCreate Bundle savedInstanceState super.onCreate.. savedInstanceState super.onCreate savedInstanceState drawView new DrawView this drawView.setBackgroundColor Color.WHITE setContentView.. savedInstanceState drawView new DrawView this drawView.setBackgroundColor Color.WHITE setContentView drawView share..

Android canvas draw rectangle

http://stackoverflow.com/questions/7344497/android-canvas-draw-rectangle

Drawing on Canvas and save image

http://stackoverflow.com/questions/7401432/drawing-on-canvas-and-save-image

public class Scribbler extends Activity DrawView drawView @Override public void onCreate Bundle savedInstanceState super.onCreate.. savedInstanceState super.onCreate savedInstanceState drawView new DrawView this drawView.setBackgroundColor Color.WHITE setContentView.. savedInstanceState drawView new DrawView this drawView.setBackgroundColor Color.WHITE setContentView drawView drawView.requestFocus..

Android Canvas Redo and Undo Operation

http://stackoverflow.com/questions/11114625/android-canvas-redo-and-undo-operation

import android.view.MotionEvent import android.view.View import android.view.View.OnTouchListener public class DrawView extends View implements OnTouchListener private Canvas mCanvas private Path mPath private Paint mPaint private ArrayList.. ArrayList Path paths new ArrayList Path private ArrayList Path undonePaths new ArrayList Path private Bitmap im public DrawView Context context super context setFocusable true setFocusableInTouchMode true this.setOnTouchListener this mPaint new Paint.. import android.view.MotionEvent import android.view.View import android.view.View.OnTouchListener public class DrawView extends View implements OnTouchListener private Canvas mCanvas private Path mPath private Paint mPaint private ArrayList..

Android Drag/Animation of Views

http://stackoverflow.com/questions/2363666/android-drag-animation-of-views

Change its position when you move and then invalidate just that one view and have it draw itself instead of having the DrawView class draw it. Edit Here is an example class public class Card extends View private Bitmap mImage private final Paint mPaint..

Erase bitmap parts using PorterDuff mode

http://stackoverflow.com/questions/3467334/erase-bitmap-parts-using-porterduff-mode

.setFlags WindowManager.LayoutParams.FLAG_FULLSCREEN WindowManager.LayoutParams.FLAG_FULLSCREEN setContentView new DrawView this public class DrawView extends View implements OnTouchListener private int x 0 private int y 0 Bitmap bitmap Canvas.. WindowManager.LayoutParams.FLAG_FULLSCREEN setContentView new DrawView this public class DrawView extends View implements OnTouchListener private int x 0 private int y 0 Bitmap bitmap Canvas bitmapCanvas private final.. Bitmap bitmap Canvas bitmapCanvas private final Paint paint new Paint private final Paint eraserPaint new Paint public DrawView Context context super context setFocusable true setFocusableInTouchMode true this.setOnTouchListener this Set background..

How to draw a line in android

http://stackoverflow.com/questions/3616676/how-to-draw-a-line-in-android

android share improve this question this one draws 2 lines which form a cross on the top left of the screen DrawView.java import android.content.Context import android.graphics.Canvas import android.graphics.Color import android.graphics.Paint.. import android.graphics.Color import android.graphics.Paint import android.view.View public class DrawView extends View Paint paint new Paint public DrawView Context context super context paint.setColor Color.BLACK @Override public.. import android.graphics.Paint import android.view.View public class DrawView extends View Paint paint new Paint public DrawView Context context super context paint.setColor Color.BLACK @Override public void onDraw Canvas canvas canvas.drawLine 0 0..

Android canvas draw rectangle

http://stackoverflow.com/questions/7344497/android-canvas-draw-rectangle

need to draw a rectangle within your rectangle then with stroke width 0 and the desired fill colour s . For example DrawView.java import android.content.Context import android.graphics.Canvas import android.graphics.Color import android.graphics.Paint.. import android.graphics.Color import android.graphics.Paint import android.view.View public class DrawView extends View Paint paint new Paint public DrawView Context context super context @Override public void onDraw Canvas canvas.. import android.graphics.Paint import android.view.View public class DrawView extends View Paint paint new Paint public DrawView Context context super context @Override public void onDraw Canvas canvas paint.setColor Color.BLACK paint.setStrokeWidth..

Drawing on Canvas and save image

http://stackoverflow.com/questions/7401432/drawing-on-canvas-and-save-image

android.app.Activity import android.graphics.Color import android.os.Bundle public class Scribbler extends Activity DrawView drawView @Override public void onCreate Bundle savedInstanceState super.onCreate savedInstanceState drawView new DrawView.. drawView @Override public void onCreate Bundle savedInstanceState super.onCreate savedInstanceState drawView new DrawView this drawView.setBackgroundColor Color.WHITE setContentView drawView drawView.requestFocus DrawView.java package org.yourpackage.scribble.. drawView new DrawView this drawView.setBackgroundColor Color.WHITE setContentView drawView drawView.requestFocus DrawView.java package org.yourpackage.scribble import java.util.ArrayList import java.util.List import android.content.Context import..

How to draw a line in android

http://stackoverflow.com/questions/3616676/how-to-draw-a-line-in-android

Android canvas draw rectangle

http://stackoverflow.com/questions/7344497/android-canvas-draw-rectangle

import android.graphics.Color import android.os.Bundle public class StartDraw extends Activity DrawView drawView @Override public void onCreate Bundle savedInstanceState super.onCreate savedInstanceState drawView new DrawView this drawView.setBackgroundColor.. Activity DrawView drawView @Override public void onCreate Bundle savedInstanceState super.onCreate savedInstanceState drawView new DrawView this drawView.setBackgroundColor Color.WHITE setContentView drawView ...will turn out this way share improve..

Drawing on Canvas and save image

http://stackoverflow.com/questions/7401432/drawing-on-canvas-and-save-image

import android.graphics.Color import android.os.Bundle public class Scribbler extends Activity DrawView drawView @Override public void onCreate Bundle savedInstanceState super.onCreate savedInstanceState drawView new DrawView this drawView.setBackgroundColor.. Activity DrawView drawView @Override public void onCreate Bundle savedInstanceState super.onCreate savedInstanceState drawView new DrawView this drawView.setBackgroundColor Color.WHITE setContentView drawView drawView.requestFocus DrawView.java package.. @Override public void onCreate Bundle savedInstanceState super.onCreate savedInstanceState drawView new DrawView this drawView.setBackgroundColor Color.WHITE setContentView drawView drawView.requestFocus DrawView.java package org.yourpackage.scribble..