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package com.taobao.weex.ui;
import android.graphics.Color;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.view.ViewGroup;
import android.view.ViewGroup.LayoutParams;
import android.widget.FrameLayout;
import android.widget.ScrollView;
import com.alibaba.fastjson.JSONObject;
import com.taobao.weex.WXEnvironment;
import com.taobao.weex.WXSDKInstance;
import com.taobao.weex.common.WXRenderStrategy;
import com.taobao.weex.dom.WXDomObject;
import com.taobao.weex.dom.flex.Spacing;
import com.taobao.weex.ui.animation.WXAnimationBean;
import com.taobao.weex.ui.animation.WXAnimationModule;
import com.taobao.weex.ui.component.Scrollable;
import com.taobao.weex.ui.component.WXBasicComponentType;
import com.taobao.weex.ui.component.WXComponent;
import com.taobao.weex.ui.component.WXComponentFactory;
import com.taobao.weex.ui.component.WXScroller;
import com.taobao.weex.ui.component.WXVContainer;
import com.taobao.weex.utils.WXLogUtils;
import com.taobao.weex.utils.WXViewUtils;
import java.util.HashMap;
import java.util.Map;
/**
* Class for rendering view. Method in this class should be run in main thread.
* This class is also <strong>not</storng> thread safe.
* This class is very similar to {@link com.taobao.weex.dom.WXDomStatement}
* @see com.taobao.weex.dom.WXDomStatement
*/
class WXRenderStatement {
private Map<String, WXComponent> mRegistry;
private WXSDKInstance mWXSDKInstance;
/**
* The container for weex root view.
*/
private WXVContainer mGodComponent;
public WXRenderStatement(WXSDKInstance instance) {
mWXSDKInstance = instance;
mRegistry = new HashMap<>();
}
/**
* @see com.taobao.weex.dom.WXDomStatement#destroy()
*/
public void destroy() {
mWXSDKInstance = null;
if (mGodComponent != null) {
mGodComponent.destroy();
}
mRegistry.clear();
}
public WXSDKInstance getWXSDKInstance() {
return mWXSDKInstance;
}
/**
* create RootView ，every weex Instance View has a rootView;
* @see com.taobao.weex.dom.WXDomStatement#createBody(JSONObject)
*/
void createBody(WXComponent component) {
long start = System.currentTimeMillis();
component.createView(mGodComponent, -1);
if (WXEnvironment.isApkDebugable()) {
WXLogUtils.renderPerformanceLog("createView", (System.currentTimeMillis() - start));
}
start = System.currentTimeMillis();
component.applyLayoutAndEvent(component);
component.bindData(component);
if (WXEnvironment.isApkDebugable()) {
WXLogUtils.renderPerformanceLog("bind", (System.currentTimeMillis() - start));
}
if (component instanceof WXScroller) {
WXScroller scroller = (WXScroller) component;
if (scroller.getInnerView() instanceof ScrollView) {
mWXSDKInstance.setRootScrollView((ScrollView) scroller.getInnerView());
}
}
mWXSDKInstance.setRootView(mGodComponent.getRealView());
if (mWXSDKInstance.getRenderStrategy() != WXRenderStrategy.APPEND_ONCE) {
mWXSDKInstance.onViewCreated(mGodComponent);
}
}
WXComponent createBodyOnDomThread(WXDomObject dom) {
if (mWXSDKInstance == null) {
return null;
}
WXDomObject domObject = new WXDomObject();
WXDomObject.prepareGod(domObject);
mGodComponent = (WXVContainer) WXComponentFactory.newInstance(mWXSDKInstance, domObject, null);
mGodComponent.createView(null, -1);
if (mGodComponent == null) {
if (WXEnvironment.isApkDebugable()) {
WXLogUtils.e("rootView failed!");
}
//TODO error callback
return null;
}
FrameLayout frameLayout = (FrameLayout) mGodComponent.getHostView();
ViewGroup.LayoutParams layoutParams = new LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
frameLayout.setLayoutParams(layoutParams);
frameLayout.setBackgroundColor(Color.TRANSPARENT);
WXComponent component = generateComponentTree(dom, mGodComponent);
mGodComponent.addChild(component);
mRegistry.put(component.getRef(), component);
return component;
}
/**
* set padding style of View
*/
void setPadding(String ref, Spacing padding, Spacing border) {
WXComponent component = mRegistry.get(ref);
if (component == null) {
return;
}
component.setPadding(padding, border);
}
/**
* set layout information of View
*/
void setLayout(String ref, WXDomObject domObject) {
WXComponent component = mRegistry.get(ref);
if (component == null) {
return;
}
component.setLayout(domObject);
}
/**
* set extra information of View
*/
void setExtra(String ref, Object extra) {
WXComponent component = mRegistry.get(ref);
if (component == null) {
return;
}
component.updateExtra(extra);
}
/**
* @see com.taobao.weex.dom.WXDomStatement#addDom(JSONObject, String, int)
*/
void addComponent(WXDomObject dom, String parentRef, int index) {
WXVContainer parent = (WXVContainer) mRegistry.get(parentRef);
WXComponent component = generateComponentTree(dom, parent);
parent.addChild(component, index);
}
@Nullable WXComponent createComponentOnDomThread(WXDomObject dom, String parentRef, int index) {
WXComponent comp = mRegistry.get(parentRef);
if(comp == null || !(comp instanceof WXVContainer)){
return null;
}
return generateComponentTree(dom, (WXVContainer) mRegistry.get(parentRef));
}
/**
* @see com.taobao.weex.dom.WXDomStatement#addDom(JSONObject, String, int)
*/
void addComponent(WXComponent component, String parentRef, int index) {
WXVContainer parent = (WXVContainer) mRegistry.get(parentRef);
if (parent == null || component == null) {
return;
}
component.createView(parent, index);
component.applyLayoutAndEvent(component);
component.bindData(component);
parent.addChild(component, index);
}
/**
*@see com.taobao.weex.dom.WXDomStatement#removeDom(String)
*/
WXComponent removeComponent(String ref) {
WXComponent component = mRegistry.get(ref);
if (component == null || component.getParent() == null) {
return component;
}
WXVContainer parent = component.getParent();
clearRegistryForComponent(component);
parent.remove(component);
mRegistry.remove(ref);
component.destroy();
return component;
}
public WXComponent getComponent(String ref) {
return mRegistry.get(ref);
}
/**
* Clear registry information that current instance contains.
*/
private void clearRegistryForComponent(WXComponent component) {
WXComponent removedComponent = mRegistry.remove(component.getDomObject().getRef());
if (removedComponent != null) {
removedComponent.removeAllEvent();
removedComponent.removeStickyStyle();
}
if (component instanceof WXVContainer) {
WXVContainer container = (WXVContainer) component;
int count = container.childCount();
for (int i = count - 1; i >= 0; --i) {
clearRegistryForComponent(container.getChild(i));
}
}
}
/**
* @see com.taobao.weex.dom.WXDomStatement#moveDom(String, String, int)
*/
void move(String ref, String parentRef, int index) {
WXComponent component = mRegistry.get(ref);
WXComponent newParent = mRegistry.get(parentRef);
if (component == null || component.getParent() == null
|| newParent == null || !(newParent instanceof WXVContainer)) {
return;
}
WXVContainer oldParent = component.getParent();
oldParent.remove(component,false);
((WXVContainer) newParent).addChild(component, index);
}
/**
* @see com.taobao.weex.dom.WXDomStatement#addEvent(String, String)
*/
void addEvent(String ref, String type) {
WXComponent component = mRegistry.get(ref);
if (component == null) {
return;
}
component.addEvent(type);
}
/**
* @see WXDomObject#removeEvent(String)
*/
void removeEvent(String ref, String type) {
WXComponent component = mRegistry.get(ref);
if (component == null) {
return;
}
component.removeEvent(type);
}
/**
* @see com.taobao.weex.dom.WXDomStatement#updateAttrs(String, JSONObject)
*/
void updateAttrs(String ref, Map<String, Object> attrs) {
WXComponent component = mRegistry.get(ref);
if (component == null) {
return;
}
component.updateProperties(attrs);
}
/**
* @see com.taobao.weex.dom.WXDomStatement#updateStyle(String, JSONObject)
*/
void updateStyle(String ref, Map<String, Object> style) {
WXComponent component = mRegistry.get(ref);
if (component == null) {
return;
}
component.updateProperties(style);
}
/**
* @see com.taobao.weex.dom.WXDomStatement#scrollToDom(String, JSONObject)
*/
void scrollTo(String ref, Map<String, Object> options) {
WXComponent component = mRegistry.get(ref);
if (component == null) {
return;
}
float offsetFloat = 0;
if (options != null) {
String offset = options.get("offset") == null ? "0" : options.get("offset").toString();
if (offset != null) {
try {
offsetFloat = WXViewUtils.getRealPxByWidth(Float.parseFloat(offset));
}catch (Exception e ){
WXLogUtils.e("Float parseFloat error :"+e.getMessage());
}
}
}
Scrollable scroller = component.getParentScroller();
if (scroller == null) {
return;
}
scroller.scrollTo(component,(int)offsetFloat);
}
/**
* weex render finish
* @see com.taobao.weex.dom.WXDomStatement#createFinish()
*/
void createFinish(int width, int height) {
if (mWXSDKInstance.getRenderStrategy() == WXRenderStrategy.APPEND_ONCE) {
mWXSDKInstance.onViewCreated(mGodComponent);
}
mWXSDKInstance.onRenderSuccess(width, height);
}
/**
* weex refresh finish
* @see com.taobao.weex.dom.WXDomStatement#refreshFinish()
*/
void refreshFinish(int width, int height) {
mWXSDKInstance.onRefreshSuccess(width, height);
}
/**
* weex refresh finish
* @see WXSDKInstance#onUpdateFinish()
*/
void updateFinish() {
mWXSDKInstance.onUpdateFinish();
}
private WXComponent generateComponentTree(WXDomObject dom, WXVContainer parent) {
if (dom == null || parent == null) {
return null;
}
WXComponent component = WXComponentFactory.newInstance(mWXSDKInstance, dom,
parent, parent.isLazy());
mRegistry.put(dom.getRef(), component);
if (component instanceof WXVContainer) {
WXVContainer parentC = (WXVContainer) component;
int count = dom.childCount();
WXDomObject child = null;
for (int i = 0; i < count; ++i) {
child = dom.getChild(i);
if (child != null) {
parentC.addChild(generateComponentTree(child, parentC));
}
}
}
return component;
}
void startAnimation(@NonNull String ref, @NonNull WXAnimationBean animationBean, @Nullable String callBack) {
WXAnimationModule.startAnimation(mWXSDKInstance, mRegistry.get(ref), animationBean, callBack);
}
}