private void regenInRunnable() {
Bitmap bmp = mRegenBitmap != null ? mRegenBitmap : mCachedBitmap;
int count = -1;
try {
synchronized (bmp) {
bmp.eraseColor(mBkColor);
count = drawShapes(new Canvas(bmp), mCanvasRegen, false);
if (bmp == mRegenBitmap) {
if (mCachedBitmap != null) {
mCachedBitmap.recycle();
}
mCachedBitmap = mRegenBitmap;
}
}
if (!mCoreView.isStopping()) {
postInvalidate();
}
} catch (Exception e) {
Log.w(TAG, "Fail to draw on the cached bitmap", e);
}
mRegenBitmap = null;
mRegenning = false;
if (count >= 0 && !mCoreView.isStopping()) {
mViewAdapter.onFirstRegen();
}
}
// ! 放大镜视图(mainView有效)或临时视图(mainView=nil)的构造函数
public StdGraphView(Context context, BaseGraphView mainView) {
super(context);
mImageCache = mainView != null ? mainView.getImageCache() : new ImageCache();
createAdapter(context, null);
mMainView = mainView;
if (mainView != null) {
mCoreView =
GiCoreView.createMagnifierView(mViewAdapter, mainView.coreView(), mainView.viewAdapter());
} else {
mCoreView = GiCoreView.createView(mViewAdapter, GiCoreView.kNoCmdType);
}
initView(context);
}
@Override
public void tearDown() {
if (mViewAdapter == null) {
return;
}
ViewUtil.onRemoveView(this);
mViewAdapter.stop(null);
if (mImageCache != null) {
synchronized (mImageCache) {
mImageCache.clear();
}
mImageCache = null;
}
if (mRegenBitmap != null) {
synchronized (mRegenBitmap) {
mRegenBitmap.recycle();
}
mRegenBitmap = null;
}
if (mCachedBitmap != null) {
synchronized (mCachedBitmap) {
mCachedBitmap.recycle();
}
mCachedBitmap = null;
}
synchronized (GiCoreView.class) {
mCoreView.destoryView(mViewAdapter);
mViewAdapter.delete();
mViewAdapter = null;
mCoreView.delete();
mCoreView = null;
}
if (mCanvasOnDraw != null) {
mCanvasOnDraw.delete();
mCanvasOnDraw = null;
}
if (mCanvasRegen != null) {
mCanvasRegen.delete();
mCanvasRegen = null;
}
if (mGestureListener != null) {
mGestureListener.release();
mGestureListener = null;
}
mGestureDetector = null;
mMainView = null;
}
@Override
public int findShapeByImageID(String name) {
int doc = acquireFrontDoc();
int ret = mView.coreView().findShapeByImageID(doc, name);
GiCoreView.releaseDoc(doc);
return ret;
}
@Override
public Bitmap extentSnapshot(int spaceAround, boolean transparent) {
final GiCoreView v = mView.coreView();
int doc, gs;
synchronized (v) {
doc = v.acquireFrontDoc();
gs = v.acquireGraphics(mView.viewAdapter());
}
try {
return extentSnapshot(doc, gs, spaceAround, transparent);
} finally {
GiCoreView.releaseDoc(doc);
v.releaseGraphics(gs);
}
}
@Override
public boolean hasImageShape() {
int doc = acquireFrontDoc();
boolean ret = mView.coreView().hasImageShape(doc);
GiCoreView.releaseDoc(doc);
return ret;
}
@Override
protected void onDraw(Canvas canvas) {
if (mCanvasAdapter.beginPaint(canvas)) {
canvas.drawColor(Color.TRANSPARENT, Mode.CLEAR);
mCoreView.dynDraw(mViewAdapter, mCanvasAdapter);
mCanvasAdapter.endPaint();
}
}
@Override
public boolean onPause() {
if (mViewAdapter != null) {
mViewAdapter.hideContextActions();
return mCoreView.onPause(BaseViewAdapter.getTick());
}
return false;
}
// ! 构造绘图视图，允许在Activity的onCreate(Bundle)或onRestoreInstanceState(Bundle)中调用
public StdGraphView(Context context, Bundle savedInstanceState) {
super(context);
mImageCache = new ImageCache();
createAdapter(context, savedInstanceState);
mCoreView = GiCoreView.createView(mViewAdapter);
initView(context);
ViewUtil.onAddView(this);
}
@Override
public void clearCachedData() {
mCoreView.clearCachedData();
if (mCachedBitmap != null) {
mCachedBitmap.recycle();
mCachedBitmap = null;
}
}
@Override
public boolean saveToFile(String vgfile) {
if (mView == null || vgfile == null) return false;
int doc = acquireFrontDoc();
boolean ret = saveToFile(vgfile, doc);
GiCoreView.releaseDoc(doc);
return ret;
}
@Override
public Bitmap snapshot(boolean transparent) {
final GiCoreView v = mView.coreView();
int doc, gs;
synchronized (v) {
doc = v.acquireFrontDoc();
gs = v.acquireGraphics(mView.viewAdapter());
}
try {
final LogHelper log = new LogHelper();
final Bitmap bitmap = mView.snapshot(doc, gs, transparent);
log.r(bitmap != null ? bitmap.getByteCount() : 0);
return bitmap;
} finally {
GiCoreView.releaseDoc(doc);
v.releaseGraphics(gs);
}
}
@Override
public String getContent() {
final LogHelper log = new LogHelper();
int doc = acquireFrontDoc();
final StringCallback c = new StringCallback();
mView.coreView().getContent(doc, c);
GiCoreView.releaseDoc(doc);
mView.coreView().freeContent();
return log.r(c.toString());
}
@Override
protected void onDraw(Canvas canvas) {
mDrawCount++;
mCoreView.onSize(mViewAdapter, getWidth(), getHeight());
if (mCachedBitmap != null) {
drawShapes(canvas, mCanvasOnDraw, true);
mViewAdapter.fireDynDrawEnded();
} else if (!regen(false)) {
// 首次onDraw，但视图太大无法创建缓存位图
canvas.drawColor(mBkColor);
drawShapes(canvas, mCanvasOnDraw, true);
}
}
private int drawShapes(
Longs docs, int gs, Longs shapes, Canvas canvas, CanvasAdapter adapter, boolean dyndraw) {
int n = 0;
if (adapter.beginPaint(canvas)) {
if (mCachedBitmap == null || !dyndraw) {
if (this.getBackground() != null) {
this.getBackground().draw(canvas);
}
n = mCoreView.drawAll(docs, gs, adapter);
} else if (mCachedBitmap != null) {
synchronized (mCachedBitmap) {
canvas.drawBitmap(mCachedBitmap, 0, 0, null);
n++;
}
}
if (dyndraw) {
mCoreView.dynDraw(shapes, gs, adapter);
}
adapter.endPaint();
}
return n;
}
@Override
public void regenAppend(int sid, int playh) {
if (mCoreView != null && !mCoreView.isPlaying()) {
recordForRegenAll(true, mCoreView.getChangeCount());
}
if (mCachedBitmap != null && !mRegenning) {
int docd = mCoreView.acquireFrontDoc(playh);
int gs = mCoreView.acquireGraphics(mViewAdapter);
synchronized (mCachedBitmap) {
if (mCanvasOnDraw.beginPaint(new Canvas(mCachedBitmap))) {
mCoreView.drawAppend(docd, gs, mCanvasOnDraw, sid);
mCanvasOnDraw.endPaint();
}
}
GiCoreView.releaseDoc(docd);
mCoreView.releaseGraphics(gs);
}
postInvalidate();
}
protected void initView(Context context) {
mGestureListener = new GestureListener(mCoreView, mViewAdapter, this);
mGestureDetector = new GestureDetector(context, mGestureListener);
ResourceUtil.setContextImages(context);
final DisplayMetrics dm = context.getApplicationContext().getResources().getDisplayMetrics();
GiCoreView.setScreenDpi(dm.densityDpi, dm.density);
if (mCanvasRegen != null) {
// 避免路径太大不能渲染
setLayerType(View.LAYER_TYPE_SOFTWARE, null);
}
this.setOnTouchListener(
new OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent e) {
if (mCoreView == null || !mGestureEnable) {
return false;
}
if (e.getActionMasked() == MotionEvent.ACTION_DOWN) {
activateView();
}
boolean ret;
if (mCoreView.isCommand("splines")) {
ret = mGestureListener.onTouchDrag(v, e.getActionMasked(), e.getX(0), e.getY(0));
} else {
ret = mGestureListener.onTouch(v, e) || mGestureDetector.onTouchEvent(e);
if (mGestureListener.getLastGesture() == GiGestureType.kGiGestureTap) {
v.performClick();
}
}
return ret;
}
});
}
private int drawShapes(Canvas canvas, CanvasAdapter adapter, boolean dyndraw) {
int gs;
final Longs docs = new Longs();
final Longs shapes = new Longs();
synchronized (mCoreView) {
if (mCachedBitmap == null || !dyndraw) {
mCoreView.acquireFrontDocs(docs);
}
gs = mCoreView.acquireGraphics(mViewAdapter);
mCoreView.acquireDynamicShapesArray(shapes);
}
try {
return drawShapes(docs, gs, shapes, canvas, adapter, dyndraw);
} finally {
GiCoreView.releaseDocs(docs);
GiCoreView.releaseShapesArray(shapes);
shapes.delete();
mCoreView.releaseGraphics(gs);
}
}
static {
System.loadLibrary("touchvg");
Log.i(TAG, "TouchVG V1.1." + JARVERSION + "." + GiCoreView.getVersion());
}
public int cmdViewHandle() {
final GiCoreView v = mView != null ? mView.coreView() : null;
return v != null ? v.viewAdapterHandle() : 0;
}
@Override
public String getVersion() {
return String.format(Locale.US, "1.1.%d.%d", JARVERSION, GiCoreView.getVersion());
}
@Override
public void setBackgroundColor(int color) {
mBkColor = color;
mCoreView.setBkColor(mViewAdapter, color);
regen(false);
}
@Override
public boolean onResume() {
return mCoreView.onResume(BaseViewAdapter.getTick());
}
@Override
public int cmdViewHandle() {
return mCoreView != null ? mCoreView.viewAdapterHandle() : 0;
}