void EJBindingImage::endLoad(EJTexture * tex) {
loading = false;
tex->retain();
texture = tex;
if( tex->textureId ) {
EJBindingEventedBase::triggerEvent(NSStringMake("load") ,0 ,NULL);
}
else {
EJBindingEventedBase::triggerEvent(NSStringMake("error") ,0 ,NULL);
}
}
EJCanvasContext::EJCanvasContext(short widthp, short heightp) : viewFrameBuffer(0), viewRenderBuffer(0), msaaFrameBuffer(0), msaaRenderBuffer(0), stencilBuffer(0),vertexBufferIndex(0)
{
memset(stateStack, 0, sizeof(stateStack));
stateIndex = 0;
state = &stateStack[stateIndex];
state->globalAlpha = 1;
state->globalCompositeOperation = kEJCompositeOperationSourceOver;
state->transform = CGAffineTransformIdentity;
state->lineWidth = 1;
state->lineCap = kEJLineCapButt;
state->lineJoin = kEJLineJoinMiter;
state->miterLimit = 10;
state->textBaseline = kEJTextBaselineAlphabetic;
state->textAlign = kEJTextAlignStart;
//state->font = [[UIFont fontWithName:@"Helvetica" size:10] retain];
state->font = new UIFont(NSStringMake("simsun.ttc"),32);
state->clipPath = NULL;
setScreenSize(widthp, heightp);
path = new EJPath();
backingStoreRatio = 1;
fontCache = new NSCache();
fontCache->setCountLimit(8);
imageSmoothingEnabled = true;
msaaEnabled = false;
msaaSamples = 2;
}
JSValueRef EJApp::loadModuleWithId(NSString * moduleId, JSValueRef module, JSValueRef exports)
{
NSString * path = NSStringMake(moduleId->getCString() + string(".js"));
NSString * script = NSString::createWithContentsOfFile(pathForResource(path)->getCString());
if( !script ) {
NSLog("Error: Can't Find Module %s", moduleId->getCString() );
return NULL;
}
NSLog("Loading Module: %s", moduleId->getCString() );
JSStringRef scriptJS = JSStringCreateWithUTF8CString(script->getCString());
JSStringRef pathJS = JSStringCreateWithUTF8CString(path->getCString());
JSStringRef parameterNames[] = {
JSStringCreateWithUTF8CString("module"),
JSStringCreateWithUTF8CString("exports"),
};
JSValueRef exception = NULL;
JSObjectRef func = JSObjectMakeFunction( jsGlobalContext, NULL, 2, parameterNames, scriptJS, pathJS, 0, &exception );
JSStringRelease( scriptJS );
JSStringRelease( pathJS );
JSStringRelease(parameterNames[0]);
JSStringRelease(parameterNames[1]);
if( exception ) {
logException(exception, jsGlobalContext);
return NULL;
}
JSValueRef params[] = { module, exports };
return invokeCallback(func, NULL, 2, params);
}
EJ_BIND_FUNCTION(EJBindingHttpRequest, abort, ctx, argc, argv) {
if (connection) {
clearConnection();
EJBindingEventedBase::triggerEvent(NSStringMake("abort"), 0, NULL);
}
return NULL;
}
EJ_BIND_FUNCTION( EJBindingCanvas, getContext, ctx, argc, argv) {
NSLOG("Canvas.getContext('2d'), firstCanvasInstance %d, isScreenCanvas : %d", firstCanvasInstance, isScreenCanvas);
if( argc < 1 || !JSValueToNSString(ctx, argv[0])->isEqual(NSStringMake("2d")) ) {
return NULL;
};
if( renderingContext ) { return jsObject; }
ejectaInstance->currentRenderingContext = NULL;
if( isScreenCanvas ) {
NSLOG("get Screen Canvas Context");
EJCanvasContextScreen * sc = new EJCanvasContextScreen(width, height);
sc->useRetinaResolution = useRetinaResolution;
sc->scalingMode = scalingMode;
ejectaInstance->screenRenderingContext = sc;
renderingContext = (EJCanvasContext*)sc;
}
else {
NSLOG("get Texture Canvas Context");
renderingContext = (EJCanvasContext*)(new EJCanvasContextTexture(width, height));
}
renderingContext->msaaEnabled = msaaEnabled;
renderingContext->msaaSamples = msaaSamples;
renderingContext->create();
ejectaInstance->currentRenderingContext = renderingContext;
// Context and canvas are one and the same object, so getContext just
// returns itself
return jsObject;
}
EJ_BIND_FUNCTION(EJBindingHttpRequest, getAllResponseHeaders, ctx, argc, argv) {
if (!response) {
return NULL;
}
NSString *headers = NSStringMake("");
return NSStringToJSValue(ctx, headers);
}
EJTexture::EJTexture(int widthp, int heightp, GLenum formatp) : textureId(0), width(0), height(0), realWidth(0), realHeight(0) {
// Create an empty texture
contentScale = 1;
NSString* empty = NSStringMake("[Empty]");
empty->retain();
fullPath = empty;
setWidthAndHeight(widthp, heightp);
createTextureWithPixels(NULL, formatp);
}
void EJBindingHttpRequest::onHttpRequestCompleted(NSObject *sender, void *data) {
response = (EJHttpResponse *)data;
if (!response) {
return;
}
state = kEJHttpRequestStateDone;
// You can get original request type from: response->request->reqType
if (0 != strlen(response->getHttpRequest()->getTag())) {
NSLOG("%s completed", response->getHttpRequest()->getTag());
}
int statusCode = response->getResponseCode();
char statusString[64] = {};
sprintf(statusString, "HTTP Status Code: %d, tag = %s", statusCode, response->getHttpRequest()->getTag());
NSLOG("response code: %d", statusCode);
if (!response->isSucceed()) {
NSLOG("response failed");
NSLOG("error buffer: %s", response->getErrorBuffer());
response->retain();
responseBody = NULL;
EJBindingEventedBase::triggerEvent(NSStringMake("loadend"), 0, NULL);
EJBindingEventedBase::triggerEvent(NSStringMake("readystatechange"), 0, NULL);
return;
}
std::vector<char> *buffer = response->getResponseData();
response->retain();
requestSource = kEJHttpRequestSourceHttp;
responseBodySize = buffer->size();
responseBody = (char *)malloc(sizeof(char) * responseBodySize);
memcpy(responseBody, &((*buffer)[0]), sizeof(char) * responseBodySize);
EJBindingEventedBase::triggerEvent(NSStringMake("loadend"), 0, NULL);
EJBindingEventedBase::triggerEvent(NSStringMake("readystatechange"), 0, NULL);
}
NSString * EJBindingHttpRequest::getResponseText()
{
if( !response || !responseBody ) { return NULL; }
// NSStringEncoding encoding = NSASCIIStringEncoding;
// if ( response.textEncodingName ) {
// CFStringEncoding cfEncoding = CFStringConvertIANACharSetNameToEncoding((CFStringRef) [response textEncodingName]);
// if( cfEncoding != kCFStringEncodingInvalidId ) {
// encoding = CFStringConvertEncodingToNSStringEncoding(cfEncoding);
// }
// }
return NSStringMake(responseBody);
}
void EJApp::init(const char* path, int w, int h)
{
if(mainBundle)
free(mainBundle);
int len = (strlen(path) + 1);
mainBundle = (char *)malloc(len * sizeof(char));
memset(mainBundle, 0, len);
snprintf(mainBundle, len, "%s", path);
height = h;
width = w;
// Load the initial JavaScript source files
// loadScriptAtPath(NSStringMake(EJECTA_BOOT_JS));
loadScriptAtPath(NSStringMake(EJECTA_MAIN_JS));
}
EJ_BIND_SET( EJBindingCanvas,font, ctx, value) {
char string[64]; // Long font names are long
JSStringRef jsString = JSValueToStringCopy( ctx, value, NULL );
JSStringGetUTF8CString(jsString, string, 64);
// Yeah, oldschool!
float size = 0;
char name[64];
sscanf( string, "%fp%*[tx] %63s", &size, name); // matches: 10.5p[tx] helvetica
UIFont * newFont = new UIFont(NSStringMake("droidsans.ttf"),size);
if( newFont ) {
renderingContext->state->font->release();
renderingContext->state->font = newFont;
}
JSStringRelease(jsString);
}
EJTexture::EJTexture(int widthp, int heightp, GLubyte * pixels) : textureId(0), width(0), height(0), realWidth(0), realHeight(0) {
// Creates a texture with the given pixels
contentScale = 1;
NSString* empty = NSStringMake("[From Pixels]");
empty->retain();
fullPath = empty;
setWidthAndHeight(widthp, heightp);
if( width != realWidth || height != realHeight ) {
GLubyte * pixelsPow2 = (GLubyte *)calloc( realWidth * realHeight * 4, sizeof(GLubyte) );
for( int y = 0; y < height; y++ ) {
memcpy( &pixelsPow2[y*realWidth*4], &pixels[y*width*4], width * 4 );
}
createTextureWithPixels(pixelsPow2, GL_RGBA);
free(pixelsPow2);
}
else {
createTextureWithPixels(pixels, GL_RGBA);
}
}
JSClassRef EJBindingBase::getJSClass (EJBindingBase* ej_obj){
// Gather all class methods that return C callbacks for this class or it's parents
NSDictionary * methods = new NSDictionary();
NSDictionary * properties = new NSDictionary();
string base_obj = ej_obj->toString();
NSObjectFactory::fuc_map_type* base = NSObjectFactory::getFunctionMap();
for(NSObjectFactory::fuc_map_type::iterator it = base->begin(); it != base->end(); it++)
{
string name = it->first;
string base_obj_tmp = base_obj;
if( name.find("_func_") != string::npos ) {
int pos = name.find("_func_");
int is_member_func = name.find(base_obj_tmp);
bool n_pos = (is_member_func == string::npos);
while(n_pos) {
EJBindingBase* pClass = (EJBindingBase*)NSClassFromString(base_obj_tmp);
base_obj_tmp = pClass->superclass();
is_member_func = name.find(base_obj_tmp);
if ((is_member_func != string::npos) || (base_obj_tmp.find("EJBindingBase") != string::npos))
{
n_pos = false;
}
}
if (is_member_func != string::npos)
{
methods->setObject(NSStringMake(name.substr(pos + strlen("_func_"))), name);
}
}
else if( name.find("_get_") != string::npos ) {
int pos = name.find("_get_");
int is_member_func = name.find(base_obj_tmp);
bool n_pos = (is_member_func == string::npos);
while(n_pos) {
EJBindingBase* pClass = (EJBindingBase*)NSClassFromString(base_obj_tmp);
base_obj_tmp = pClass->superclass();
is_member_func = name.find(base_obj_tmp);
if ((is_member_func != string::npos) || (base_obj_tmp.find("EJBindingBase") != string::npos))
{
n_pos = false;
}
}
if (is_member_func != string::npos)
{
// We only look for getters - a property that has a setter, but no getter will be ignored
properties->setObject(NSStringMake(name.substr(pos + strlen("_get_"))), name);
}
}
}
// Set up the JSStaticValue struct array
JSStaticValue * values = (JSStaticValue *)calloc( properties->count() + 1, sizeof(JSStaticValue) );
int i = 0;
NSDictElement* pElement = NULL;
NSObject* pObject = NULL;
NSDICT_FOREACH(properties, pElement)
{
pObject = pElement->getObject()->copy();
string key_name = pElement->getStrKey();
NSString* name = (NSString*)pObject;
char * nameData = NSDataFromString( name );
char** p_name = const_cast<char**>(&values[i].name);
*p_name = nameData;
values[i].attributes = kJSPropertyAttributeDontDelete;
SEL get = NSSelectorFromString(key_name);
values[i].getProperty = (JSObjectGetPropertyCallback)get;
// Property has a setter? Otherwise mark as read only
int pos = key_name.find("_get_");
key_name = key_name.replace(pos, strlen("_get_"), "_set_");
SEL set = NSSelectorFromString(key_name);
if( set ) {
values[i].setProperty = (JSObjectSetPropertyCallback)set;
}
else {
values[i].attributes |= kJSPropertyAttributeReadOnly;
}
i++;
}
EJ_BIND_FUNCTION(EJBindingHttpRequest, send, ctx, argc, argv) {
if (!method || !url) { return NULL; }
clearConnection();
NSLOG("XHR: URL %s ", url->getCString());
Uri u0 = Uri::Parse(string(url->getCString()));
std::string host = u0.Host;
EJHttpRequest* request = new EJHttpRequest();
request->setUrl(url->getCString());
// if( !requestUrl.host ) {
// No host? Assume we have a local file
// requestUrl = [NSURL fileURLWithPath:[[EJApp instance] pathForResource:url]];
// }
if (host.empty()) {
NSLOG("no host");
EJBindingHttpRequest::loadLocalhost();
return NULL;
}
// NSURL * requestUrl = [NSURL URLWithString:url];
// NSMutableURLRequest * request = [[NSMutableURLRequest alloc] initWithURL:requestUrl];
// [request setHTTPMethod:method];
// for( NSString * header in requestHeaders ) {
// [request setValue:[requestHeaders objectForKey:header] forHTTPHeaderField:header];
// }
// if( argc > 0 ) {
// NSString * requestBody = JSValueToNSString( ctx, argv[0] );
// NSData * requestData = [NSData dataWithBytes:[requestBody UTF8String] length:[requestBody length]];
// [request setHTTPBody:requestData];
// }
// if( timeout ) {
// NSTimeInterval timeoutSeconds = (float)timeout/1000.0f;
// [request setTimeoutInterval:timeoutSeconds];
// }
if (method->isEqual(NSStringMake("GET"))) {
request->setRequestType(EJHttpRequest::kHttpGet);
} else if (method->isEqual(NSStringMake("POST"))) {
request->setRequestType(EJHttpRequest::kHttpPost);
} else if (method->isEqual(NSStringMake("PUT"))) {
request->setRequestType(EJHttpRequest::kHttpPut);
} else if (method->isEqual(NSStringMake("DELETE"))) {
request->setRequestType(EJHttpRequest::kHttpDelete);
} else {
request->setRequestType(EJHttpRequest::kHttpUnkown);
}
request->setResponseCallback(this, callfuncND_selector(EJBindingHttpRequest::onHttpRequestCompleted));
connection = EJHttpClient::getInstance();
connection->setTimeoutForConnect(timeout/1000);
NSLOG("XHR: %s %s", method->getCString(), url->getCString());
EJBindingEventedBase::triggerEvent(NSStringMake("loadstart"), 0, NULL);
// if( async ) {
// state = kEJHttpRequestStateLoading;
// connection = [[NSURLConnection alloc] initWithRequest:request delegate:self];
// }
// else {
// NSData * data = [NSURLConnection sendSynchronousRequest:request returningResponse:&response error:nil];
// responseBody = [[NSMutableData alloc] initWithData:data];
// [response retain];
// state = kEJHttpRequestStateDone;
// if( [response isKindOfClass:[NSHTTPURLResponse class]] ) {
// NSHTTPURLResponse * urlResponse = (NSHTTPURLResponse *)response;
// if( urlResponse.statusCode == 200 ) {
// [self triggerEvent:@"load" argc:0 argv:NULL];
// }
// }
// else {
// [self triggerEvent:@"load" argc:0 argv:NULL];
// }
// [self triggerEvent:@"loadend" argc:0 argv:NULL];
// [self triggerEvent:@"readystatechange" argc:0 argv:NULL];
// }
// [request release];
state = kEJHttpRequestStateLoading;
connection->send(request);
request->release();
EJBindingEventedBase::triggerEvent(NSStringMake("load"), 0, NULL);
return NULL;
}
void EJBindingHttpRequest::loadLocalhost() {
state = kEJHttpRequestStateLoading;
// No host? Assume we have a local file
EJBindingEventedBase::triggerEvent(NSStringMake("loadstart"), 0, NULL);
EJBindingEventedBase::triggerEvent(NSStringMake("load"), 0, NULL);
// Check file from cache - /data/data/
NSString *urlPath = EJApp::instance()->pathForResource(url);
unsigned long size = 0;
unsigned char *pData = 0;
NSLOG("Search data: %s", urlPath->getCString());
pData = NSString::createFileData(urlPath->getCString(), "rb", &size);
if (pData) {
// Data was found
NSLOG("Data found in data/data");
requestSource = kEJHttpRequestSourceData;
responseBodySize = size;
responseBody = (char *)pData;
} else {
NSLOG("Checking in bundle");
// Check file from main bundle - /assets/EJECTA_APP_FOLDER/
if (EJApp::instance()->aassetManager == NULL) {
NSLOG("Error loading asset manager");
return;
}
const char *filename = urlPath->getCString(); // "dirname/filename.ext";
// Open file
AAsset *asset = AAssetManager_open(EJApp::instance()->aassetManager, filename, AASSET_MODE_UNKNOWN);
if (NULL == asset) {
NSLOG("Error: Cannot find script %s", filename);
return;
}
long size = AAsset_getLength(asset);
unsigned char *buffer = (unsigned char *)malloc(sizeof(char) * size);
int result = AAsset_read(asset, buffer, size);
if (result < 0) {
NSLOG("Error reading file %s", filename);
AAsset_close(asset);
free(buffer);
return;
}
requestSource = kEJHttpRequestSourceAssets;
responseBodySize = result;
responseBody = (char *)buffer;
AAsset_close(asset);
}
state = kEJHttpRequestStateDone;
// A response Object was never added to the response queue so we do not have
// anything to clean on the network thread, but we must create a fake response
// to hold the response code etc.
// Set a response code and emit events
response = new EJHttpResponse(NULL);
response->setResponseCode(200);
// Emit events
EJBindingEventedBase::triggerEvent(NSStringMake("loadend"), 0, NULL);
EJBindingEventedBase::triggerEvent(NSStringMake("readystatechange"), 0, NULL);
}
NSString * EJApp::pathForResource(NSString * resourcePath)
{
string full_path = string(mainBundle) + string("/") + string(EJECTA_APP_FOLDER) + resourcePath->getCString();
return NSStringMake(full_path);
}
