/**
* \brief Draw, Call back from the GLMoblet.
*/
void draw()
{
mDTime.tick(); // update delta time ticker. our fps timer (resets for every tick call)
MoGraph::Scene &scene = mGraph->getScene(); // get scene information
const int iGridZ = scene.getGridZ(); // need to be able to read the grid size
const int iGridX = scene.getGridX();
const int sz = iGridX * iGridZ;
mGraph->setValues(mTables,sz); // set the value array to the Graph to read from
mGraph->setColors(mColors,sz); // set the color array to the Graph to read from
mGraph->draw(); // Draw the whole graph system
// DRAW ADDITIONAL TEXT ON SCREEN (Orthogonal projections)
//---------------------------------------------------------------------
glm::vec4 col(1.0f,1.0f,1.0f,1.0f); // White color
glm::vec3 pos(0.0f,0.0f,10.0f); // set screen position upper left corner 0,0.. note need z depth value for order.
float sy = (0.6f*(float)scene.getWidth())/320.0f; // scale size regardless to resolution our reference resolution is 320..
mText.setScale(sy,sy);
char buf[64]; // create text string
sprintf ( buf, "FPS=%.2f ms=%d",mDTime.currentFps(),mDTime.getElapsed());
mText.drawText(buf,pos,col); // call drawText
}
/**
* \brief Draw, Call back from the GLMoblet.
*/
void draw()
{
mDTime.tick(); // update delta time ticker. our fps timer (resets for every tick call)
MoGraph::Scene &scene = mGraph->getScene(); // get scene information
const int iGridZ = scene.getGridZ(); // need to be able to read the grid size
const int iGridX = scene.getGridX();
const int sz = iGridX * iGridZ;
float dt = static_cast<float>(mDTime.getElapsed())*0.001f; // calculate a delta time factor for omega
mOmega += dt; // accumulate the omega used for sin/cos func
if (mOmega > M_PI*2.0f) // for high precision make sure omega 0..2*PI
mOmega -= M_PI*2.0f; // wrapping a x value is also faster not to use large values in sin(x).
const float f = 2.5f/255.0f; // prepare for a scale value of result being max 2.5f
for(int j=0; j<iGridZ; j++) // Build the data arrays for colors and for tables.
{
const float jcos = 2.0f + cos(j*0.3f+mOmega); // calculate the Depth Wave with cos
for(int i=0; i<iGridX; i++)
{
const int id = j*iGridX+i;
Color *c = (Color *)&mLogoH.getData()[id];
mTables[id] = (float)c->r * f + (sin(i*0.3f+mOmega) + jcos); // generate a sine wave and add depth wave
}
}
mGraph->setValues(mTables,sz); // set the value array to the Graph to read from
mGraph->setColors(mColors,sz); // set the color array to the Graph to read from
mGraph->draw(); // Draw the whole graph system
// DRAW ADDITIONAL TEXT ON SCREEN (Orthogonal projections)
//---------------------------------------------------------------------
glm::vec4 col(1.0f,1.0f,1.0f,1.0f); // White color
glm::vec3 pos(0.0f,0.0f,10.0f); // set screen position upper left corner 0,0.. note need z depth value for order.
float sy = (0.6f*(float)scene.getWidth())/320.0f; // scale size regardless to resolution our reference resolution is 320..
mText.setScale(sy,sy);
char buf[64]; // create text string
sprintf ( buf, "FPS=%.2f ms=%d",mDTime.currentFps(),mDTime.getElapsed());
mText.drawText(buf,pos,col); // call drawText
}
void updateTextColumns(std::vector<std::string> &tableName, bool bIsSuccess)
{
MoGraph::Scene &scene = mGraph->getScene(); // get scene information
std::vector<MoGraph::Text> &textArray = scene.getTextMgr().getTextArray(); // get text array
if (bIsSuccess == true)
{
textArray[0].mColor = glm::vec4(1.0f, 1.0f, 1.0f, 1.0f);
textArray[0].mText = "NASDAQ:" + mDateTime;
if (mTextUpdated == false)
{
const float scale = 0.7f*scene.getScaleFactor();
const float cx = scene.getCx(); // need to be able to read the grid size
const float cz = scene.getCz();
const int gridX = scene.getGridX();
for(int i = 0; i < gridX; i++)
{
MoGraph::Text text; // use a working text struct for building new text items.
text.mColor = glm::vec4(1.0f,1.0f,1.0f,1.0f);
text.mPos = glm::vec3(cx+i*1.0f,0.0f,cz);
text.mText = tableName[i]; // add parsed name of the share
text.mRotate = glm::vec3(0.0f,0.0f,0.0f);
text.mScale = glm::vec2(scale,scale);
text.mTextFlagX = MoGraph::Text::CENTER_LEFT;
text.mTextFlagY = MoGraph::Text::CENTER_TOP;
textArray.push_back(text); // add text item to the back of the text rendering array
}
mTextUpdated = true;
}
}
else // failed connection, we provide user with fail msg and redish if the text
{
textArray[0].mColor = glm::vec4(175.0f/255.0f, 64.0f/255.0f, 0.0f, 1.0f);
textArray[0].mText = "Connection Failed!";
}
}
/**
* init call backed from GLMoblet
*/
void init()
{
/*
* Graph object needs to be allocated and then initiated,
* Font is a separate system but is required in the graph for rendering text in 3D
* RenterText is an independent text renderer flat on screen. but very same class is being used in Graph as well
* can handle both orthogonal projection see drawText and drawText3D
*/
mWidth = (int)(EXTENT_X(maGetScrSize())); // Screen Resolution
mHeight = (int)(EXTENT_Y(maGetScrSize()));
mGraph = new MoGraph::Graph(); // Create MoGraph::Graph class
mFont = new BMFont(); // Create Font class
// Initiate the RenderText system that will be used in Graph
std::vector<MAHandle> fontTexArray;
fontTexArray.push_back(R_BOX_TEXTURE);
mFont->Init(R_BOX_FNT, fontTexArray); // Initiate font where to get its resources (.fnt) file generated from BMFont and the bitmap texture that contains the aphabet
mText.init(mWidth,mHeight,mFont); // initiate the text system by setting a Font & Screen dimensions
mDTime.setDesiredFps(50.0f); // set up the DTime used for calculating FPS
setPreferredFramesPerSecond(50); // set preferred fps for the Moblet
// initiate Graph by setting up a grid sz in X & Z ,
// also grid in Y with grid step,
// additional info like fit to screen, screen resolutions.
MoGraph::GraphDesc desc;
desc.scrWidth = mWidth; // screen width
desc.scrHeight = mHeight; // screen height
desc.gridX = 32; // amount of bars in X axis
desc.gridZ = 32; // amount of bars in Z axis (depth)
desc.gridYLines = 0; // amount of horisontal lines to be displayed in graph
desc.gridStepYLines = 1.0f; // the step Y position between the lines
desc.gridStepValue = 1.0f; // the step value for the displayed numbers for line
desc.gridDecimals = 1; // use amount of decimals e.g 0="1", 1="1.0", 2="1.00", 3="1.000" etc..
desc.gridOffsetStartLine = -1; // offset where to start horisontal lines from requires OFFSET_GRIDS to be set. see flagGridLines enums
desc.gridOffsetStartValue = -2.0f; // offset startin value can be other then zero, requires OFFSET_GRIDS to be set.
desc.bFitScreen = true; // fit graph to screen (default)
desc.flagGridLines = MoGraph::DEFAULT_GRIDS; // MoGraph::OFFSET_GRIDS .. MoGraph::MIRRORED_GRIDS;
desc.bUseGridValue = false; // switch to turn on/off grid values
desc.font = mFont; // use Font for text rendering in Graph such as values titles etc.
if (!mGraph->init(&desc))
maPanic(1,"Failed to initiate Graph");
glm::vec4 bkcolor(0.2f, 0.2f, 0.2f, 1.0f);
mGraph->setBGColor(bkcolor); // additional set background color
// TEXT MANIPULATION IN GRAPH
// Text strings in the graph has a default setup.
// everything is built upon the Text structs that are pushed to an
// std::vector<Text> Text array
// We can change the existing setup by changing the strings...
std::vector<MoGraph::Text> &textArray = mGraph->getScene().getTextMgr().getTextArray();
std::vector<MoGraph::Line> &lineArray = mGraph->getScene().getAxisMgr().getLineArray();
// and we can also push new ones to the table for more text in the graph...
// you can add as many as you please... fps issue in the end.
// Clear any existing texts created by the graph system.
textArray.clear();
lineArray.clear();
float scale = mGraph->getScene().getGridX()/500.0f;
// create additional example text
MoGraph::Text text;
text.mColor = glm::vec4(1.0f,1.0f,1.0f,1.0f);
text.mPos = glm::vec3(0.0f,10.0f,0.0f);
text.mRotate = glm::vec3(0.0f,0.0f,0.0f); // Rotation in degrees
text.mScale = glm::vec2(scale,scale);
text.mTextFlagX = MoGraph::Text::CENTER_X;
text.mText = "MoGraph";
textArray.push_back(text);
mLogo.init(R_MOSYNC_LOGO); // load and access picture data
mLogoH.init(R_MOSYNC_HEIGHT);
// Prepare the colors for the Graph.
// colors are static so we only need to build them once.
const int iGridZ = desc.gridZ; // need to be able to read the grid size
const int iGridX = desc.gridX;
const int sz = iGridX * iGridZ;
if (mTables == 0) // check if array already is allocated
mTables = new float[sz]; // allocate an array for set data to the Bars.
if (mColors == 0) // check if array already is allocated
mColors = new glm::vec4[sz]; // allocate an array for color table
const float f = 1.0f/255.0f;
for(int j=0; j<iGridZ; j++) // Build the data arrays for colors and for tables.
{
for(int i=0; i<iGridX; i++)
{
const int id = j*iGridX+i;
Color *c = (Color *)&mLogo.getData()[id];
mColors[id] = glm::vec4((float)c->r*f, (float)c->g*f, (float)c->b*f, 1.0f); // set color gradients
}
}
}
/**
* init call backed from GLMoblet
*/
void init()
{
/*
* Graph object needs to be allocated and then initiated,
* Font is a separate system but is required in the graph for rendering text in 3D
* RenterText is an independent text renderer flat on screen. but very same class is being used in Graph as well
* can handle both orthogonal projection see drawText and drawText3D
*/
int gridX = 10;
int gridY = 4;
mWidth = (int)(EXTENT_X(maGetScrSize()));
mHeight = (int)(EXTENT_Y(maGetScrSize()));
mGraph = new MoGraph::Graph(); // Create MoGraph::Graph class
mFont = new BMFont(); // Create Font class
mNameTable.resize(gridX * gridY);
// Initiate the RenderText system that will be used in Graph
std::vector<MAHandle> fontTexArray;
fontTexArray.push_back(R_BOX_TEXTURE);
mFont->Init(R_BOX_FNT, fontTexArray); // Initiate font where to get its resources (.fnt) file generated from BMFont and the bitmap texture that contains the aphabet
mText.init(mWidth,mHeight,mFont); // initiate the text system by setting a Font & Screen dimensions
mDTime.setDesiredFps(50.0f); // set up the DTime used for calculating FPS
setPreferredFramesPerSecond(50); // set preferred fps for the Moblet
// initiate Graph by setting up a grid sz in X & Z ,
// also grid in Y with grid step,
// additional info like fit to screen, screen resolutions.
mScaleBarHeight = 0.25f;
MoGraph::GraphDesc desc;
desc.scrWidth = mWidth; // screen width
desc.scrHeight = mHeight; // screen height
desc.gridX = gridX; // amount of bars in X axis
desc.gridZ = gridY; // amount of bars in Z axis (depth)
desc.gridYLines = 16; // amount of horisontal lines to be displayed in graph
desc.gridStepYLines = 0.5f; // the step Y position between the lines
desc.gridStepValue = 0.5f/mScaleBarHeight; // the step value for the displayed numbers for line
desc.gridDecimals = 1; // use amount of decimals e.g 0="1", 1="1.0", 2="1.00", 3="1.000" etc..
desc.gridOffsetStartLine = -1; // offset where to start horisontal lines from requires OFFSET_GRIDS to be set. see flagGridLines enums
desc.gridOffsetStartValue = -2.0f; // offset startin value can be other then zero, requires OFFSET_GRIDS to be set.
desc.bFitScreen = true; // fit graph to screen (default)
desc.flagGridLines = MoGraph::DEFAULT_GRIDS; // MoGraph::OFFSET_GRIDS .. MoGraph::MIRRORED_GRIDS;
desc.bUseGridValue = true; // switch to turn on/off grid values
desc.font = mFont; // use Font for text rendering in Graph such as values titles etc.
if (!mGraph->init(&desc)) // initiates graph
maPanic(1,"Failed to initiate Graph");
glm::vec4 bkcolor(0.2f, 0.2f, 0.2f, 1.0f); // set background color
mGraph->setBGColor(bkcolor); // additional set background color
// TEXT MANIPULATION IN GRAPH
// Text strings in the graph has a default setup.
// everything is built upon the Text structs that are pushed to an
// std::vector<Text> Text array
// We can change the existing setup by changing the strings...
std::vector<MoGraph::Text> &textArray = mGraph->getScene().getTextMgr().getTextArray();
// std::vector<MoGraph::Line> &lineArray = mGraph->getScene().getAxisMgr().getLineArray();
// and we can also push new ones to the table for more text in the graph...
// you can add as many as you please... fps issue in the end.
const float scale = mGraph->getScene().getScaleFactor();
const float ss = 0.75f;
glm::vec2 scaleAxisText = glm::vec2(scale*ss,scale*ss);
textArray[0].mColor = glm::vec4(124.0f/255.0f, 175.0f/255.0f, 0.0f, 1.0f);
textArray[0].mPos.y -= 0.3f;
textArray[0].mText = "Connecting..."; // Graph title text. we also use it for connection status
textArray[0].mTextFlagX = MoGraph::Text::CENTER_LEFT;
textArray[0].mTextFlagY = MoGraph::Text::CENTER_TOP;
textArray[0].mScale = glm::vec2(scale*0.8,scale*0.8);
textArray[1].mScale = scaleAxisText; // Y-AXIS
textArray[1].mTextFlagX = MoGraph::Text::CENTER_X;
textArray[1].mTextFlagY = MoGraph::Text::CENTER_TOP;
textArray[2].mPos.x += 0.1f;
textArray[2].mText = "Shares";
textArray[2].mScale = scaleAxisText; // X-AXIS
textArray[2].mTextFlagX = MoGraph::Text::CENTER_LEFT;
textArray[2].mTextFlagY = MoGraph::Text::CENTER_TOP;
textArray[textArray.size()-1].mPos.x += 0.1f;
textArray[textArray.size()-1].mScale = scaleAxisText; // Z-AXIS (last entry before user storage! due to z being optional)
textArray[textArray.size()-1].mTextFlagX = MoGraph::Text::CENTER_RIGHT;
textArray[textArray.size()-1].mTextFlagY = MoGraph::Text::CENTER_TOP;
// create additional example text
MoGraph::Text text;
text.mColor = glm::vec4(1.0f,1.0f,1.0f,1.0f);
text.mPos = glm::vec3(0.0f,10.0f,0.0f);
text.mRotate = glm::vec3(0.0f,0.0f,0.0f); // Rotation in degrees
text.mScale = glm::vec2(scale,scale);
text.mTextFlagX = MoGraph::Text::CENTER_X;
text.mText = "MoGraph";
textArray.push_back(text);
// Prepare the colors for the Graph.
// colors are static so we only need to build them once.
const int iGridZ = desc.gridZ; // need to be able to read the grid size
const int iGridX = desc.gridX;
const int sz = iGridX * iGridZ;
if (mTables == 0) // check if array already is allocated
mTables = new float[sz]; // allocate an array for set data to the Bars.
if (mColors == 0) // check if array already is allocated
mColors = new glm::vec4[sz]; // allocate an array for color table
for(int j=0; j<iGridZ; j++) // Build the data arrays for colors and for tables.
{
for(int i=0; i<iGridX; i++)
{
const int id = j*iGridX+i;
mColors[id] = glm::vec4(0.0f, 1.0f, 1.0f, 1.0f); // set color gradients
mTables[id] = 1.0f;
}
}
// Start the HTTP request.
mSharesData = NULL;
lprintfln("@@@ MOSYNC BEFORE REQUEST");
MAUtil::String url = "http://finance.google.com/finance/info?client=ig&q=NASDAQ:MSFT,NASDAQ:FB,NASDAQ:ERIC,NASDAQ:BBRY,NYSE:NOK,NASDAQ:YHOO,NASDAQ:INTC,NASDAQ:CSCO,NASDAQ:ORCL,NASDAQ:NVDA";
int res = mHttp.create(url.c_str(),HTTP_GET);
if(res < 0)
{
lprintfln("@@@@@@@@@@@@@@@@ unable to connect - %i\n", res);
}
else
{
mHttp.finish();
}
}
/**
* \brief parseJSON
* \note parses from mSharedData and populate the arrays such as
* mNameTable[], mTable[], mDataTime, mColor[]
*/
void parseJSON()
{
YAJLDom::Value *jsonRoot = YAJLDom::parse((const unsigned char*)mSharesData, strlen(mSharesData));
if(jsonRoot->getType() == YAJLDom::Value::ARRAY)
{
lprintfln("SUCCESS IN PARSING JSON DATA");
MAUtil::String tmp,t;
float scale = mScaleBarHeight;
const int gridX = mGraph->getScene().getGridX();
const int gridZ = mGraph->getScene().getGridZ();
bool bGotDate = false;
for(int i=0; i<gridX; i++)
{
YAJLDom::Value *row = jsonRoot->getValueByIndex(i);
int j = 0;
t = row->getValueForKey("t")->toString();
mNameTable[i + gridX*j] = t.c_str();
tmp = row->getValueForKey("l")->toString();
mTables[i + gridX*j] = scale*(atof(tmp.c_str()));
lprintfln("@@@r l=%s t=%s", tmp.c_str(),t.c_str());
j++;
t = row->getValueForKey("t")->toString();
mNameTable[i + gridX*j] = t.c_str();
tmp = row->getValueForKey("l_cur")->toString();
mTables[i + gridX*j] = scale*(atof(tmp.c_str()));
lprintfln("@@@ l_cur=%s t=%s", tmp.c_str(),t.c_str());
j++;
t = row->getValueForKey("t")->toString();
mNameTable[i + gridX*j] = t.c_str();
tmp = row->getValueForKey("c")->toString();
mTables[i + gridX*j] = scale*(atof(tmp.c_str()));
lprintfln("@@@ c=%s t=%s", tmp.c_str(),t.c_str());
j++;
t = row->getValueForKey("t")->toString();
mNameTable[i + gridX*j] = t.c_str();
tmp = row->getValueForKey("cp")->toString();
mTables[i + gridX*j] = scale*(atof(tmp.c_str()));
lprintfln("@@@ cp=%s t=%s", tmp.c_str(),t.c_str());
if (bGotDate == false)
{
tmp = row->getValueForKey("lt")->toString();
mDateTime = tmp.c_str();
bGotDate = true;
}
}
glm::vec4 colScheme[gridZ];
glm::vec4 redScheme[gridZ];
colScheme[0] = glm::vec4(0.0f, 236.0f/255.0f, 255.0f/255.0f, 1.0f); // L blue
colScheme[1] = glm::vec4(0.0f, 177.0f/255.0f, 191.0f/255.0f, 1.0f); // D blue
colScheme[2] = glm::vec4(181.0f/255.0f, 255.0f/255.0f, 0.0f, 1.0f); // L Green
colScheme[3] = glm::vec4(124.0f/255.0f, 175.0f/255.0f, 0.0f, 1.0f); // D Green
redScheme[0] = glm::vec4(255.0f/255.0f, 0.0f, 236.0f/255.0f, 1.0f); // L blue
redScheme[1] = glm::vec4(177.0f/255.0f, 0.0f, 191.0f/255.0f, 1.0f); // D blue
redScheme[2] = glm::vec4(255.0f/255.0f, 90.0f/255.0f, 0.0f, 1.0f); // L Red
redScheme[3] = glm::vec4(175.0f/255.0f, 64.0f/255.0f, 0.0f, 1.0f); // D Red
for(int j=0; j<gridZ; j++)
{
for(int i=0; i<gridX; i++)
{
const int id = i+gridX*j;
mColors[id] = mTables[id]>=0.0f? colScheme[j]: redScheme[j];
}
}
}
}