@Override
public Bitmap transform(Bitmap bitmap) {
if (null == bitmap) return null;
PaintFlagsDrawFilter fliter =
new PaintFlagsDrawFilter(0, Paint.ANTI_ALIAS_FLAG | Paint.FILTER_BITMAP_FLAG);
int w = bitmap.getWidth();
int h = bitmap.getHeight();
if (w <= 0 || h <= 0) {
return null;
}
int r = (w < h ? w : h) / 2;
Bitmap circle = Bitmap.createBitmap(2 * r, 2 * r, Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(circle);
canvas.setDrawFilter(fliter);
Paint p = new Paint(Paint.ANTI_ALIAS_FLAG | Paint.FILTER_BITMAP_FLAG);
p.setColor(Color.RED);
canvas.drawCircle(r, r, r, p);
p.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.DST_IN));
// 生成结果图片
Bitmap out = Bitmap.createBitmap(2 * r, 2 * r, Bitmap.Config.ARGB_8888);
Canvas outCan = new Canvas(out);
outCan.setDrawFilter(fliter);
outCan.drawBitmap(bitmap, 0, 0, null);
outCan.drawBitmap(circle, 0, 0, p);
circle.recycle();
bitmap.recycle();
return out;
}
protected void onDraw(Canvas paramCanvas) {
paramCanvas.setDrawFilter(SkinManager.getInstance().getDrawFilter());
paramCanvas.save();
drawBg(paramCanvas);
drawLetters(paramCanvas);
paramCanvas.restore();
}
public IconUtilities(Context context) {
final Resources resources = context.getResources();
DisplayMetrics metrics = mDisplayMetrics = resources.getDisplayMetrics();
final float density = metrics.density;
final float blurPx = 5 * density;
mIconWidth = mIconHeight = (int) resources.getDimension(android.R.dimen.app_icon_size);
mIconTextureWidth = mIconTextureHeight = mIconWidth + (int) (blurPx * 2);
mBlurPaint.setMaskFilter(new BlurMaskFilter(blurPx, BlurMaskFilter.Blur.NORMAL));
TypedValue value = new TypedValue();
mGlowColorPressedPaint.setColor(
context.getTheme().resolveAttribute(android.R.attr.colorPressedHighlight, value, true)
? value.data
: 0xffffc300);
mGlowColorPressedPaint.setMaskFilter(TableMaskFilter.CreateClipTable(0, 30));
mGlowColorFocusedPaint.setColor(
context.getTheme().resolveAttribute(android.R.attr.colorFocusedHighlight, value, true)
? value.data
: 0xffff8e00);
mGlowColorFocusedPaint.setMaskFilter(TableMaskFilter.CreateClipTable(0, 30));
ColorMatrix cm = new ColorMatrix();
cm.setSaturation(0.2f);
mCanvas.setDrawFilter(new PaintFlagsDrawFilter(Paint.DITHER_FLAG, Paint.FILTER_BITMAP_FLAG));
}
// DIRECT repaint method
public void repaint2() {
Canvas c = null;
try {
c = getHolder().lockCanvas();
if (c != null) {
// enable anti-aliasing
c.setDrawFilter(new PaintFlagsDrawFilter(1, Paint.ANTI_ALIAS_FLAG));
// clean background
Paint paint = new Paint();
paint.setColor(drawable.getBackground().getAndroidColor());
c.drawRect(0, 0, c.getWidth(), c.getHeight(), paint);
// set dimensions
drawable.setWidth(getWidth());
drawable.setHeight(getHeight());
// do the drawing
drawable.draw(new Graphics(c));
}
} catch (Exception e) {
// ignore
} finally {
if (c != null) {
getHolder().unlockCanvasAndPost(c);
}
}
}
@Override
public void draw(Canvas canvas) {
// TODO Auto-generated method stub
canvas.setDrawFilter(pfd);
canvas.drawCircle(
getWidth() / 2, getHeight() / 2, Math.max(getWidth(), getHeight()) / 2, mBgPaint);
super.draw(canvas);
}
@Override
public void onAnimDraw(SurfaceHolder holder) {
while (!isDragEnd) {
Canvas canvas = null;
int size = 0;
int oldsize = 0;
while ((size = mStack.size()) > 0 && null != holder) {
if (oldsize == size) {
break;
}
oldsize = size;
try {
canvas = holder.lockCanvas(null);
canvas.drawColor(Color.TRANSPARENT, Mode.CLEAR);
canvas.setDrawFilter(pdf);
for (int i = 0; i < shadowBitmap.length; i++) {
int[] _point = mStack.get((int) (size * (1 - (i + 1) * 0.1)));
dst.set(
_point[0] - headWidth / 2,
_point[1] - headWidth / 2,
_point[0] + headWidth / 2,
_point[1] + headWidth / 2);
canvas.drawBitmap(mDstB, null, dst, paint);
paint.setXfermode(xfermode);
canvas.drawBitmap(shadowBitmap[i], null, dst, paint);
paint.setXfermode(null);
}
ballIconRect.set(
_lastX - ballIcon.getIntrinsicWidth() / 2,
_lastY - ballIcon.getIntrinsicHeight() / 2,
_lastX + ballIcon.getIntrinsicWidth() / 2,
_lastY + ballIcon.getIntrinsicHeight() / 2);
ballIcon.setBounds(ballIconRect);
ballIcon.draw(canvas);
} catch (Exception e) {
e.printStackTrace();
} finally {
if (null != canvas) {
holder.unlockCanvasAndPost(canvas);
} else {
break;
}
}
}
mStack.clear();
try {
Thread.sleep(15);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
@Override
protected void onDraw(Canvas canvas) {
super.onDraw(canvas);
if (isFirst) {
isFirst = false;
init();
}
canvas.setDrawFilter(
new PaintFlagsDrawFilter(0, Paint.ANTI_ALIAS_FLAG | Paint.FILTER_BITMAP_FLAG));
}
/**
* ��ͼƬ��ΪԲ��ͼƬ
*
* @param bitmap
* @return
*/
public static Bitmap getRoundedCornerBitmap(Bitmap bitmap) {
output = null;
if (bitmap != null) {
int width = bitmap.getWidth();
int height = bitmap.getHeight();
float roundPx;
float left, top, right, bottom, dst_left, dst_top, dst_right, dst_bottom;
if (width <= height) {
roundPx = width / 2;
top = 0;
bottom = width;
left = 0;
right = width;
height = width;
dst_left = 0;
dst_top = 0;
dst_right = width;
dst_bottom = width;
} else {
roundPx = height / 2;
float clip = (width - height) / 2;
left = clip;
right = width - clip;
top = 0;
bottom = height;
width = height;
dst_left = 0;
dst_top = 0;
dst_right = height;
dst_bottom = height;
}
output = Bitmap.createBitmap(width, height, android.graphics.Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(output);
canvas.setDrawFilter(
new PaintFlagsDrawFilter(0, Paint.ANTI_ALIAS_FLAG | Paint.FILTER_BITMAP_FLAG));
final int color = 0xff424242;
final Paint paint = new Paint();
final Rect src = new Rect((int) left, (int) top, (int) right, (int) bottom);
final Rect dst = new Rect((int) dst_left, (int) dst_top, (int) dst_right, (int) dst_bottom);
final RectF rectF = new RectF(dst);
paint.setAntiAlias(true);
canvas.drawARGB(0, 0, 0, 0);
paint.setColor(color);
canvas.drawRoundRect(rectF, roundPx, roundPx, paint);
paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));
canvas.drawBitmap(bitmap, src, dst, paint);
bitmap = output;
return bitmap;
}
output = null;
return null;
}
protected void onDraw(Canvas paramCanvas) {
if (this.mNode == null) return;
paramCanvas.setDrawFilter(this.filter);
paramCanvas.save();
if (this.mNode.nodeName.equalsIgnoreCase("playhistory")) drawRecentItem(paramCanvas);
while (true) {
paramCanvas.restore();
return;
drawNormalItem(paramCanvas);
}
}
protected void onDraw(Canvas paramCanvas)
{
if (this.mNode == null)
return;
paramCanvas.save();
paramCanvas.setDrawFilter(this.filter);
drawBg(paramCanvas);
drawLine(paramCanvas);
drawTitle(paramCanvas);
drawArrow(paramCanvas);
paramCanvas.restore();
}
@Override
public void draw(Canvas canvas) {
if (mBitmap == null) {
return;
}
int width = canvas.getWidth();
int height = canvas.getHeight();
if (LauncherLog.DEBUG) {
LauncherLog.d(
TAG,
"Bitmap width is "
+ mIntrinsicWidth
+ ", height is "
+ mIntrinsicHeight
+ ". Canvas width is "
+ width
+ ", height is "
+ height);
}
/// M: scale up the bitmap to make it cover the entire area
float scalew = width / (float) mIntrinsicWidth;
float scaleh = height / (float) mIntrinsicHeight;
if (scalew > 1.0 || scaleh > 1.0) {
if (LauncherLog.DEBUG) {
LauncherLog.d(TAG, "Draw by scale size");
}
float scale = scalew > scaleh ? scalew : scaleh;
int scaledWidth = (int) (mIntrinsicWidth * scale);
int scaledHeight = (int) (mIntrinsicHeight * scale);
int x = (width - scaledWidth) / 2;
int y = (height - scaledHeight) / 2;
Bitmap scaledBitmap = Bitmap.createScaledBitmap(mBitmap, scaledWidth, scaledHeight, true);
canvas.setDrawFilter(
new PaintFlagsDrawFilter(0, Paint.ANTI_ALIAS_FLAG | Paint.FILTER_BITMAP_FLAG));
canvas.drawBitmap(scaledBitmap, x, y, null);
scaledBitmap.recycle();
scaledBitmap = null;
} else {
if (LauncherLog.DEBUG) {
LauncherLog.d(TAG, "Draw by original size");
}
int x = (width - mIntrinsicWidth) / 2;
int y = (height - mIntrinsicHeight) / 2;
canvas.drawBitmap(mBitmap, x, y, null);
}
}
@Override
protected void onDraw(Canvas canvas) {
// TODO Auto-generated method stub
Paint tmpPaint = new Paint();
tmpPaint.setAlpha(70);
canvas.setDrawFilter(paintFilter);
canvas.drawBitmap(bmpBack, 0, 0, paint);
canvas.drawBitmap(bmpMotion, matrixPaint, tmpPaint);
canvas.drawBitmap(bmpRotate, null, rectRotate, null);
// canvas.drawRect(rectPaint, paint);
// canvas.drawRect(rectRotate, paint);
// canvas.drawCircle(picMidPoint.x, picMidPoint.y, 5, paint);
super.onDraw(canvas);
}
@Override
protected synchronized void onDraw(Canvas canvas) {
// LogManager.d("noImage" + this + "begin onDraw");
super.onDraw(canvas);
canvas.save();
PaintFlagsDrawFilter filter = new PaintFlagsDrawFilter(0, Paint.FILTER_BITMAP_FLAG);
canvas.setDrawFilter(filter);
canvas.drawColor(Color.TRANSPARENT);
if (bitmap != null && !bitmap.isRecycled()) {
canvas.drawBitmap(bitmap, 0, 0, paint);
} else {
// LogManager.d("noImage" + this + bitmap + "isRecycled");
}
canvas.restore();
// LogManager.d("noImage" + this + "end onDraw");
}
@Override
protected void onDraw(Canvas canvas) {
int alpha = (int) Math.ceil((255 * mAlpha));
// Paint iPaint = new Paint();
// iPaint.setFilterBitmap(true);//去掉该句会使下面两项设置失效
// iPaint.setAntiAlias(true);//设置是否使用抗锯齿功能
// iPaint.setDither(true);//设定是否使用图像抖动处理
canvas.setDrawFilter(
new PaintFlagsDrawFilter(0, Paint.ANTI_ALIAS_FLAG | Paint.FILTER_BITMAP_FLAG));
// canvas.drawBitmap(icon, null, iconRect, iPaint);
canvas.drawBitmap(icon, null, iconRect, null);
setupTargetBitmap(alpha);
drawSourceText(canvas, alpha);
drawTargetText(canvas, alpha);
canvas.drawBitmap(mBitmap, 0, 0, null);
if (drawFlag) drawCirc(canvas);
}
/**
* 具体的画法
*
* @param paint
* @param canvas
*/
private void draw(Paint paint, Canvas canvas) {
// 外形不为空画外形
if (null != info.getsShapId()) {
if (imageItem == null) {
imageItem = new ImageDrawItem(info.getsShapId(), mRect);
}
imageItem.draw(paint, canvas);
}
// 画静态文本
drawTextValue(paint, canvas);
// 画点击输入背景提示框
if (drawBack) {
if (bgBitmap == null) {
bgBitmap = ImageFileTool.getBitmap(R.drawable.rect_red_bg, mContext);
bgRect = new Rect(0, 0, bgBitmap.getWidth(), bgBitmap.getHeight());
}
if (bgBitmap != null) {
canvas.setDrawFilter(
new PaintFlagsDrawFilter(0, Paint.ANTI_ALIAS_FLAG | Paint.FILTER_BITMAP_FLAG));
if (mBitmapPaint == null) {
mBitmapPaint = new Paint();
mBitmapPaint.setDither(true);
mBitmapPaint.setAntiAlias(true);
}
canvas.drawBitmap(bgBitmap, bgRect, mRect, mBitmapPaint);
}
}
// 不可触控加上锁图标
if (!isTouchFlag && SystemInfo.isbLockIcon()) {
if (mLockBitmap == null) {
mLockBitmap = ImageFileTool.getBitmap(R.drawable.lock, mContext);
}
if (mLockBitmap != null) {
if (mBitmapPaint == null) {
mBitmapPaint = new Paint();
mBitmapPaint.setDither(true);
mBitmapPaint.setAntiAlias(true);
}
canvas.drawBitmap(mLockBitmap, info.getnStartX(), info.getnStartY(), mBitmapPaint);
}
}
}
@Override
protected void onDraw(Canvas canvas) {
super.onDraw(canvas);
if (mShader != null) {
canvas.setDrawFilter(mFast);
int saveCount = canvas.save();
mPaint.setShader(mShader);
canvas.drawRect(mRealRect, mPaint);
canvas.translate(mPaddingLeft - mLineBigSize / 2, 0);
mPaint.setShader(mShader1);
canvas.drawPaint(mPaint);
mPaint.setShader(null);
float rw = ((float) mRealRect.width() - (mCorrectionX)) / 2;
canvas.drawBitmap(mIndicator, (rw + (rw * mValue)), 0, mPaint);
canvas.restoreToCount(saveCount);
}
}
public HandDraw(View v) {
view = v;
try {
bitmapSrc =
Bitmap.createBitmap(
GlobalVariables.screenWidth, GlobalVariables.canvasHeigh, Bitmap.Config.ARGB_4444);
bitmapSrc.eraseColor(0x0);
canvasSrc = new Canvas(bitmapSrc);
bitmapDst =
Bitmap.createBitmap(
GlobalVariables.screenWidth, GlobalVariables.canvasHeigh, Bitmap.Config.ARGB_4444);
bitmapDst.eraseColor(0x0);
canvasDst = new Canvas(bitmapDst);
DrawingFactory factory = new DrawingFactory();
pathDrawing = (PathLine) factory.createDrawing(DrawingId.DRAWING_PATHLINE, null);
Paint paint = new Paint();
paint = Brush.getPen();
pathDrawing.setPen(paint);
canvasSrc.setDrawFilter(new PaintFlagsDrawFilter(0x0, 0x3));
} catch (OutOfMemoryError e) {
e.printStackTrace();
} catch (Exception e) {
e.printStackTrace();
}
// 笔迹颜色
path = new Path();
int colll = Brush.getPen().getColor();
thinPen.setColor(colll);
thinPen.setStrokeWidth(1.5f);
thinPen.setAntiAlias(true);
thinPen.setDither(true);
thinPen.setStyle(Paint.Style.STROKE);
thinPen.setStrokeJoin(Paint.Join.ROUND);
thinPen.setStrokeCap(Paint.Cap.ROUND);
}
@Override
protected void onDraw(Canvas canvas) {
super.onDraw(canvas);
if (_valid) {
DrawFilter drawFilter = new PaintFlagsDrawFilter(0, Paint.ANTI_ALIAS_FLAG);
canvas.setDrawFilter(drawFilter);
float density = getContext().getResources().getDisplayMetrics().density;
int height = getHeight();
int width = getWidth();
int number_bars = _values.length;
int space = 1;
// Log.i("Draw","Density " + density );
// Log.i("Draw","Width " + height );
// Log.i("Draw","Height " + width );
float thickness = ((width - number_bars + 1) / number_bars);
float border = (width - (number_bars * space) - (thickness * (number_bars + 1))) / 2;
float startX;
float startY;
float stopX;
float stopY;
Paint paint = new Paint();
paint.setStyle(Paint.Style.FILL);
paint.setColor(Color.rgb(0x00, 0x66, 0xff));
paint.setStrokeWidth(thickness);
int i;
Integer highestvalue = 0;
float textposition = 0;
for (i = 1; i < number_bars + 1; i++) {
int value = _values[i - 1];
float barheight = (value / 100) * density;
startX = border + (i * (thickness + space));
stopX = border + (i * (thickness + space));
if (highestvalue < value) {
highestvalue = value;
textposition = stopX;
}
startY = height;
stopY = height - barheight;
if (barheight > 30) {
paint.setColor(Color.rgb(0xff, 0x66, 0x00));
canvas.drawLine(startX, startY, stopX, stopY, paint);
paint.setColor(Color.rgb(0x00, 0x66, 0xff));
stopY = height - (30 * density);
canvas.drawLine(startX, startY, stopX, stopY, paint);
} else {
canvas.drawLine(startX, startY, stopX, stopY, paint);
}
// Log.i("Draw","stopY " + stopY + " Height " + height + " value " +
// ((Integer.parseInt(_ecmvalues[i-1]) / 100) * density));
}
paint.setStrokeWidth(1);
paint.setColor(Color.rgb(0x18, 0x18, 0x18));
float j;
for (j = (10 * density); j < height; j += (10 * density)) {
canvas.drawLine(0, j, getWidth(), j, paint);
}
paint.setColor(Color.rgb(0xff, 0xff, 0xff));
paint.setTextSize((10 * density));
paint.setTextAlign(Paint.Align.CENTER);
canvas.drawText(highestvalue.toString(), textposition, 50 * density, paint);
// _logo = Bitmap.createScaledBitmap(_logo, 40, 30, true);
if (_logo != null) canvas.drawBitmap(_logo, 2, 2, paint);
}
}
private void onSaveClicked() {
if (!mNeedCrop) {
Bitmap nocropBitmap = createNoCropBitmap();
mImageView.clear();
if (nocropBitmap != mBitmap) {
mBitmap.recycle();
mBitmap = null;
}
if (null != nocropBitmap) {
// Return the cropped image directly or save it to the specified
// URI.
Bundle myExtras = getIntent().getExtras();
if (myExtras != null
&& (myExtras.getParcelable("data") != null || myExtras.getBoolean("return-data"))) {
Bundle extras = new Bundle();
extras.putParcelable("data", nocropBitmap);
setResult(
RESULT_OK,
(new Intent()).setAction(ICustomAction.ACTION_INLINE_DATA).putExtras(extras));
finish();
} else {
final Bitmap b = nocropBitmap;
final int msdId = mSetWallpaper ? R.string.wallpaper : R.string.savingImage;
Util.startBackgroundJob(
this,
null,
getResources().getString(msdId),
new Runnable() {
@Override
public void run() {
saveOutput(b);
}
},
mHandler);
}
} else {
setResult(RESULT_CANCELED);
finish();
}
return;
}
// TODO this code needs to change to use the decode/crop/encode single
// step api so that we don't require that the whole (possibly large)
// bitmap doesn't have to be read into memory
if (mCrop == null) {
return;
}
if (mSaving) {
return;
}
mSaving = true;
Bitmap croppedImage = null;
Bitmap.Config bmpConfig = mHasApha ? Bitmap.Config.ARGB_8888 : Bitmap.Config.ARGB_8888;
// If the output is required to a specific size, create an new image
// with the cropped image in the center and the extra space filled.
if (mOutputX != 0 && mOutputY != 0 && !mScale) {
// Don't scale the image but instead fill it so it's the
// required dimension
try {
croppedImage = Bitmap.createBitmap(mOutputX, mOutputY, bmpConfig);
} catch (OutOfMemoryError e) {
// 创建失败
e.printStackTrace();
OutOfMemoryHandler.handle();
Toast.makeText(this, getString(R.string.err_out_of_memory), Toast.LENGTH_SHORT);
// Release bitmap memory as soon as possible
mImageView.clear();
mBitmap.recycle();
mBitmap = null;
setResult(RESULT_CANCELED);
finish();
return;
}
Canvas canvas = new Canvas(croppedImage);
Rect srcRect = mCrop.getCropRect();
Rect dstRect = new Rect(0, 0, mOutputX, mOutputY);
int dx = (srcRect.width() - dstRect.width()) / 2;
int dy = (srcRect.height() - dstRect.height()) / 2;
// If the srcRect is too big, use the center part of it.
srcRect.inset(Math.max(0, dx), Math.max(0, dy));
// If the dstRect is too big, use the center part of it.
dstRect.inset(Math.max(0, -dx), Math.max(0, -dy));
// Draw the cropped bitmap in the center
canvas.drawBitmap(mBitmap, srcRect, dstRect, null);
// Release bitmap memory as soon as possible
mImageView.clear();
mBitmap.recycle();
} else {
Rect r = mCrop.getCropRect();
// int width = r.width();
// int height = r.height();
// If we are circle cropping, we want alpha channel, which is the
// third param here.
try {
croppedImage = Bitmap.createBitmap(mOutputX, mOutputY, bmpConfig);
} catch (OutOfMemoryError e) {
e.printStackTrace();
OutOfMemoryHandler.handle();
// 创建失败
// Toast.makeText(this, getString(R.string.err_out_of_memory),
// Toast.LENGTH_SHORT).show();
// Release bitmap memory as soon as possible
mImageView.clear();
mBitmap.recycle();
setResult(RESULT_CANCELED);
finish();
return;
}
Canvas canvas = new Canvas(croppedImage);
canvas.setDrawFilter(
new PaintFlagsDrawFilter(
0, Paint.ANTI_ALIAS_FLAG | Paint.FILTER_BITMAP_FLAG)); // 在有缩放的情况下需要提高绘图质量
Rect dstRect = new Rect(0, 0, mOutputX, mOutputY);
canvas.drawBitmap(mBitmap, r, dstRect, null);
// Release bitmap memory as soon as possible
mImageView.clear();
mBitmap.recycle();
// if (mCircleCrop) {
// // OK, so what's all this about?
// // Bitmaps are inherently rectangular but we want to return
// // something that's basically a circle. So we fill in the
// // area around the circle with alpha. Note the all important
// // PortDuff.Mode.CLEAR.
// Canvas c = new Canvas(croppedImage);
// Path p = new Path();
// p.addCircle(width / 2F, height / 2F, width / 2F,
// Path.Direction.CW);
// c.clipPath(p, Region.Op.DIFFERENCE);
// c.drawColor(0x00000000, PorterDuff.Mode.CLEAR);
// }
// If the required dimension is specified, scale the image.
// if (mOutputX != 0 && mOutputY != 0 && mScale) {
// croppedImage = Util.transform(new Matrix(), croppedImage,
// mOutputX, mOutputY, mScaleUp, Util.RECYCLE_INPUT);
// }
}
mImageView.setImageBitmapResetBase(croppedImage, true);
mImageView.center(true, true);
mImageView.mHighlightViews.clear();
// Return the cropped image directly or save it to the specified URI.
Bundle myExtras = getIntent().getExtras();
if (myExtras != null
&& (myExtras.getParcelable("data") != null || myExtras.getBoolean("return-data"))) {
Bundle extras = new Bundle();
extras.putParcelable("data", croppedImage);
setResult(
RESULT_OK, (new Intent()).setAction(ICustomAction.ACTION_INLINE_DATA).putExtras(extras));
finish();
} else {
final Bitmap b = croppedImage;
final int msdId = mSetWallpaper ? R.string.wallpaper : R.string.savingImage;
Util.startBackgroundJob(
this,
null,
getResources().getString(msdId),
new Runnable() {
@Override
public void run() {
saveOutput(b);
}
},
mHandler);
}
}
public void drawRB(Canvas canvas) {
double dx = scrollX, dy = contentHeight - scrollY;
double len = Math.sqrt(dx * dx + dy * dy);
if (len > contentWidth) {
scrollX = (float) (contentWidth * dx / len);
scrollY = (float) (contentHeight - contentWidth * dy / len);
}
double px = contentWidth - scrollX;
double py = contentHeight - scrollY;
double arc = 2 * Math.atan(py / px) * 180 / Math.PI;
// 三角
ps.reset();
ps.setColor(Color.WHITE);
ps.setAntiAlias(true);
canvas.save();
m.reset();
m.postTranslate(scrollX, scrollY - contentHeight);
m.postRotate((float) (arc), scrollX, scrollY);
canvas.setMatrix(m);
canvas.drawRect(0, 0, contentWidth, contentHeight, ps);
canvas.restore();
// 下一页
arc = arc * Math.PI / 360;
angelPath.reset();
double r = Math.sqrt(px * px + py * py);
double p1 = contentWidth - r / (2 * Math.cos(arc));
double p2 = r / (2 * Math.sin(arc));
if (arc == 0) {
angelPath.moveTo(contentWidth, 0);
angelPath.lineTo((float) p1, 0);
angelPath.lineTo((float) p1, contentHeight);
angelPath.lineTo(contentWidth, contentHeight);
angelPath.close();
} else if (p2 > contentHeight || p2 < 0) {
double p3 = contentWidth - (p2 - contentHeight) * Math.tan(arc);
angelPath.moveTo(contentWidth, 0);
angelPath.lineTo((float) p3, 0);
angelPath.lineTo((float) p1, contentHeight);
angelPath.lineTo(contentWidth, contentHeight);
angelPath.close();
} else {
angelPath.moveTo(contentWidth, contentHeight);
angelPath.lineTo(contentWidth, contentHeight - (float) p2);
angelPath.lineTo((float) p1, contentHeight);
angelPath.close();
}
canvas.save();
// canvas.
canvas.clipPath(angelPath);
canvas.setDrawFilter(
new PaintFlagsDrawFilter(0, Paint.ANTI_ALIAS_FLAG | Paint.FILTER_BITMAP_FLAG));
nextPage.draw(canvas);
canvas.restore();
ps.reset();
Shader lg2 =
new LinearGradient(
scrollX,
scrollY,
contentWidth,
contentHeight,
new int[] {0x00000000, 0x33000000, 0x00000000},
new float[] {0.35f, 0.5f, 0.65f},
Shader.TileMode.CLAMP);
ps.setShader(lg2);
canvas.drawRect(0, 0, contentWidth, contentHeight, ps);
}
@Override
protected void onDraw(Canvas canvas) {
if (mBounds == null) {
return;
}
int width = mBounds.width();
int height = mBounds.height();
if (width == 0 || height == 0) {
return;
}
canvas.setDrawFilter(
new PaintFlagsDrawFilter(0, Paint.ANTI_ALIAS_FLAG | Paint.FILTER_BITMAP_FLAG));
if (!mCacheValid || width != mCachedWidth || height != mCachedHeight) {
// Need to redraw the cache
if (width == mCachedWidth && height == mCachedHeight) {
// Have a correct-sized bitmap cache already allocated. Just erase it.
mCacheBitmap.eraseColor(0);
} else {
// Allocate a new bitmap with the correct dimensions.
mCacheBitmap.recycle();
//noinspection AndroidLintDrawAllocation
mCacheBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
mCachedWidth = width;
mCachedHeight = height;
}
Canvas cacheCanvas = new Canvas(mCacheBitmap);
cacheCanvas.setDrawFilter(
new PaintFlagsDrawFilter(0, Paint.ANTI_ALIAS_FLAG | Paint.FILTER_BITMAP_FLAG));
if (mMaskDrawable != null) {
int sc = cacheCanvas.save();
mMaskDrawable.draw(cacheCanvas);
mMaskedPaint.setColorFilter(
(mDesaturateOnPress && isPressed()) ? mDesaturateColorFilter : null);
cacheCanvas.saveLayer(
mBoundsF,
mMaskedPaint,
Canvas.HAS_ALPHA_LAYER_SAVE_FLAG | Canvas.FULL_COLOR_LAYER_SAVE_FLAG);
super.onDraw(cacheCanvas);
cacheCanvas.restoreToCount(sc);
} else if (mDesaturateOnPress && isPressed()) {
int sc = cacheCanvas.save();
cacheCanvas.drawRect(0, 0, mCachedWidth, mCachedHeight, mBlackPaint);
mMaskedPaint.setColorFilter(mDesaturateColorFilter);
cacheCanvas.saveLayer(
mBoundsF,
mMaskedPaint,
Canvas.HAS_ALPHA_LAYER_SAVE_FLAG | Canvas.FULL_COLOR_LAYER_SAVE_FLAG);
super.onDraw(cacheCanvas);
cacheCanvas.restoreToCount(sc);
} else {
super.onDraw(cacheCanvas);
}
if (mBorderDrawable != null) {
mBorderDrawable.draw(cacheCanvas);
}
}
// Draw from cache
canvas.drawBitmap(mCacheBitmap, mBounds.left, mBounds.top, null);
}
@Override
public void draw(Canvas canvas, MapView mapView, boolean shadow) {
super.draw(canvas, mapView, shadow);
// buildings have no shadows; therefore return without drawing if shadow
// == true
if (shadow == true) {
return;
}
try {
// create a new painter
Paint paint = new Paint();
GeoPoint geoPoint = new GeoPoint((int) (1 * 1E6), (int) (1 * 1E6));
Point screenCoordinates = new Point();
Path path = new Path();
// //draw background
// // create a new painter
// paint.setColor(R.color.mapBackground);
// paint.setStyle(Paint.Style.FILL);
//
// geoPoint = new GeoPoint((int) (1 * 1E6), (int) (1 * 1E6));
// screenCoordinates = new Point();
// mapView.getProjection().toPixels(geoPoint, screenCoordinates);
// path.moveTo(screenCoordinates.x, screenCoordinates.y);
//
// geoPoint = new GeoPoint((int) (70 * 1E6), (int) (1 * 1E6));
// screenCoordinates = new Point();
// mapView.getProjection().toPixels(geoPoint, screenCoordinates);
// path.lineTo(screenCoordinates.x, screenCoordinates.y);
//
// geoPoint = new GeoPoint((int) (70* 1E6), (int) (70 * 1E6));
// screenCoordinates = new Point();
// mapView.getProjection().toPixels(geoPoint, screenCoordinates);
// path.lineTo(screenCoordinates.x, screenCoordinates.y);
//
// geoPoint = new GeoPoint((int) (1 * 1E6), (int) (70 * 1E6));
// screenCoordinates = new Point();
// mapView.getProjection().toPixels(geoPoint, screenCoordinates);
// path.lineTo(screenCoordinates.x, screenCoordinates.y);
//
// // draw the path on bitmapCanvas
// canvas.drawPath(path, paint);
//
// draw line with antialiasing
DrawFilter drawFilter = new PaintFlagsDrawFilter(0, Paint.ANTI_ALIAS_FLAG);
canvas.setDrawFilter(drawFilter);
// create a new painter
paint.setColor(R.color.building);
paint.setStyle(Paint.Style.FILL);
// get the layer information of TUD_INF_E0
WFSServer wfsServer = LocationModelAPI.getSelectedBuilding();
// check whether WFS data is available
if (wfsServer == null) {
// no information available --> nothing has to be drawn
return;
}
ArrayList<WFSLayer> toDrawLayer = wfsServer.getWfsPolygonLayers();
ArrayList<BuildingPart> toDraw = new ArrayList<BuildingPart>();
ArrayList<LocatableItem> items = toDrawLayer.get(floor).getItems();
for (int j = 0; j < items.size(); j++) {
toDraw.add((BuildingPart) items.get(j));
}
// convert polygon points to map points
Iterator<BuildingPart> toDrawIt = toDraw.iterator();
while (toDrawIt.hasNext()) {
// current item
BuildingPart part = toDrawIt.next();
// current polygon
Polygon polygon = (Polygon) part.getGeometry();
// corner points of this polygon
de.javagis.jgis.geometry.Point[] points = polygon.asPoints();
// create new path for every ground
path = new Path();
for (int i = 0; i < points.length; i++) {
// get on of the ground vertices
double lat = points[i].getY();
double lon = points[i].getX();
geoPoint = new GeoPoint((int) (lat * 1E6), (int) (lon * 1E6));
// transform current position to screen coordinates
screenCoordinates = new Point();
mapView.getProjection().toPixels(geoPoint, screenCoordinates);
if (i == 0) {
// path has to be started --> moveTo
path.moveTo(screenCoordinates.x, screenCoordinates.y);
} else {
// path has to be resumed --> lineTo
path.lineTo(screenCoordinates.x, screenCoordinates.y);
}
}
// draw the path on bitmapCanvas
canvas.drawPath(path, paint);
}
} catch (Exception e) {
Log.e("BuildingOverlay", "needs more time to get buildings");
}
}
@Override
public void onDrawScreen(Canvas canvas, int screen, int offset) {
final DrawFilter filter = canvas.getDrawFilter();
requestQuality(canvas, GridScreenEffector.DRAW_QUALITY_HIGH);
final GridScreenContainer container = mContainer;
final int row = container.getCellRow();
final int col = container.getCellCol();
int index = row * col * screen;
final int end = Math.min(container.getCellCount(), index + row * col);
final int count = end - index;
if (count <= 0) {
return;
}
float t = offset * mRatio;
final float dAngle = -360.f / count;
final double dRad = Math.toRadians(dAngle);
final float sin = (float) Math.sin(dRad);
final float cos = (float) Math.cos(dRad);
float iconDstX = mRadius, iconDstY = 0, iconDstAngle = -90;
if (count == 1) {
iconDstX = 0; // 只有一个的时候把它画在圆心处
iconDstAngle = -360;
}
canvas.translate(mCenterX, mCenterY);
final boolean isScrollAtEnd = mScroller.isScrollAtEnd();
if (isScrollAtEnd) {
t *= 1.5f; // 这样在两端的时候更容易组成圈
}
// 以下注释的代码是对cell做包围盒裁剪的，
// 如果cell的内部结构比较简单，其实优化作用不明显
float sinWheelAngle = 0, cosWheelAngle = 1;
if (t > 1) {
sinWheelAngle = (float) Math.sin((Math.PI * 0.5) * (t - 1));
cosWheelAngle = (float) Math.cos((Math.PI * 0.5) * (t - 1));
canvas.rotate(90 * (t - 1));
t = 1;
} else if (t < -1) {
sinWheelAngle = (float) Math.sin((Math.PI * 0.5) * (t + 1));
cosWheelAngle = (float) Math.cos((Math.PI * 0.5) * (t + 1));
canvas.rotate(90 * (t + 1));
t = 1;
} else if (t < 0) {
t = -t;
}
float t1 = t, t2 = t;
if (isScrollAtEnd) {
// 修改插值方式，使在两端恢复时动作更平滑
t1 = ACC_INTERPOLATOR.getInterpolation(t);
t2 = DEC_INTERPOLATOR.getInterpolation(t);
}
final int cellWidth = container.getCellWidth();
final int cellHeight = container.getCellHeight();
final int paddingLeft = container.getPaddingLeft();
final int paddingTop = container.getPaddingTop();
final int cellCenterX = cellWidth / 2;
final int cellCenterY = cellHeight / 2;
final int cellRadius = (int) (Math.hypot(cellWidth, cellHeight) * 0.5) + 2;
// 计算物理屏幕在当前坐标系的左右边界值
final float screenLeft = -mCenterX - offset;
final float screenRight = mCenterX - offset;
for (int i = 0, cellY = paddingTop + cellCenterY; i < row && index < end; ++i) {
for (int j = 0, cellX = paddingLeft + cellCenterX; j < col && index < end; ++j, ++index) {
final float x = interpolate(cellX - mCenterX, iconDstX, t1);
final float y = interpolate(cellY - mCenterY, iconDstY, t1);
final float x2 = x * cosWheelAngle - y * sinWheelAngle;
if (x2 - cellRadius < screenRight && x2 + cellRadius >= screenLeft) {
final float a = interpolate(0, iconDstAngle, t2);
canvas.save();
canvas.translate(x, y);
canvas.rotate(a);
canvas.translate(-cellCenterX, -cellCenterY);
container.drawGridCell(canvas, index);
canvas.restore();
}
final float xBak = iconDstX;
iconDstX = cos * xBak - sin * iconDstY;
iconDstY = sin * xBak + cos * iconDstY;
iconDstAngle += dAngle;
cellX += cellWidth;
}
cellY += cellHeight;
}
canvas.setDrawFilter(filter); // restore filter
}
@SuppressLint("DrawAllocation")
@Override
protected void onDraw(Canvas canvas) {
if (isCompleted) {
canvas.drawBitmap(mapBitmap, imgMatrix, paint);
canvas.setDrawFilter(pfdf);
if (isInvalidate) {
if (isRotate) {}
if (isScale) {
float curScale = MapCommonUtil.getMapScale(this);
if (scaleStep > 0) {
if (curScale * (1 + scaleStep) > scale) {
isScale = false;
isInvalidate = false;
imgMatrix.postScale(scale / curScale, scale / curScale, scaleDx, scaleDy);
if (onInvalidataListener != null) {
onInvalidataListener.onInvalidataEnd(-1);
}
}
} else {
if (curScale * (1 + scaleStep) < scale) {
isScale = false;
isInvalidate = false;
imgMatrix.postScale(scale / curScale, scale / curScale, scaleDx, scaleDy);
if (onInvalidataListener != null) {
onInvalidataListener.onInvalidataEnd(-1);
}
}
}
if (isScale) {
imgMatrix.postScale(1 + scaleStep, 1 + scaleStep, scaleDx, scaleDy);
}
}
if (isTranslate) {
sumX += translateStepX;
sumY += translateStepY;
if (Math.abs(sumX) > Math.abs(translateX) && Math.abs(sumY) > Math.abs(translateY)) {
isTranslate = false;
isInvalidate = false;
if (onInvalidataListener != null) {
onInvalidataListener.onInvalidataEnd(translateFrom);
}
}
if (isTranslate) {
imgMatrix.postTranslate(translateStepX, translateStepY);
}
}
if (onInvalidataListener != null) {
onInvalidataListener.onInvalidata();
}
invalidate();
}
if (isNaviRefresh && !isInvalidate) {
PathEffect pe1 = new CornerPathEffect(10);
PathEffect pe2 =
new PathDashPathEffect(
makePathDash(), 60 * scale, phase, PathDashPathEffect.Style.ROTATE);
PathEffect pe = new ComposePathEffect(pe2, pe1);
paint1.setPathEffect(pe);
paint1.setStrokeWidth(10f * scale);
paint2.setPathEffect(pe1);
paint2.setStrokeWidth(15f * scale);
if (routeAlpha <= 255 && isNaviMode) {
paint1.setAlpha(routeAlpha);
paint2.setAlpha(routeAlpha);
routeAlpha += 5;
} else if (!isNaviMode) {
if (routeAlpha > 0) {
paint1.setAlpha(routeAlpha);
paint2.setAlpha(routeAlpha);
routeAlpha -= 5;
} else {
isNaviRefresh = false;
}
}
canvas.drawPath(p1, paint2);
canvas.drawPath(p1, paint1);
canvas.save();
phase = phase - 0.5f * scale;
invalidate();
}
}
super.onDraw(canvas);
}
static {
sCanvas.setDrawFilter(new PaintFlagsDrawFilter(Paint.DITHER_FLAG, Paint.FILTER_BITMAP_FLAG));
}
