CompositeAnimation::~CompositeAnimation()
{
// Toss the refs to all animations, but make sure we remove them from
// any waiting lists first.
clearRenderer();
m_transitions.clear();
m_keyframeAnimations.clear();
}
void LabelPainter::clear( void ) {
_labels.clear();
clearRenderer();
}
void LabelPainter::changeLabels(glm::mat4 MVP) {
clearRenderer();
mouseHandler::clearLabel();
if (_labels.size() > 0) {
sortLabels(&_labels);
vector<Label> viewLabels;
int windowW,windowH;
context::getWindowSize(&windowW, &windowH);
int i = 0;
glm::mat4 T = glm::translate(glm::mat4(1.0f), glm::vec3(1.0f, 1.0f, 0.0f));
glm::mat4 S = glm::scale(glm::mat4(1.0f), glm::vec3(0.5f, 0.5f, 1.0f));
glm::mat4 MVP2 = S * T * MVP; // transforms world to 0..1-0..1 coordinates
vector<int> x_topX;
vector<int> y_topX;
//select view labels
while (i < _labels.size()) {
glm::vec4 labelPos(_labels[i].x, _labels[i].y, 0.0f, 1.0f);
labelPos = MVP2 * labelPos;
if (labelPos.x >= 0.0f && labelPos.x <= 1.0f && labelPos.y >= 0.0f && labelPos.y <= 1.0f) {
//inside
viewLabels.push_back(_labels[i]);
x_topX.push_back(labelPos.x * (float)windowW);
y_topX.push_back(labelPos.y * (float)windowH);
}
i++;
}
if (viewLabels.size() > 0) {
float maxW = viewLabels.front().weight;
float minW = viewLabels.back().weight;
float div = maxW - minW;
vector<int> topX2RenderIndex;
//add them to the correct renderer
for (int i = 0; i < viewLabels.size(); i++) {
float normedVal;
if (div != 0) {
normedVal = (viewLabels[i].weight - minW) / div;
} else {
normedVal = 0.5f;
}
ScaleOptions* so = &context::_scaleOptions[2];
float pointsX[4] = {so->_controlPoints[0][0], so->_controlPoints[1][0], so->_controlPoints[2][0], so->_controlPoints[3][0]};
float pointsY[4] = {so->_controlPoints[0][1], so->_controlPoints[1][1], so->_controlPoints[2][1], so->_controlPoints[3][1]};
float scaled = scale(normedVal, so->_linearMode, so->_exponent, pointsX, pointsY);
int index = min(4, (int)floor(scaled * 5.0f));
_renderer[index]->addText(viewLabels[i].text, normedVal);
topX2RenderIndex.push_back(index);
}
//calculate new positions
vector<labelOrderCom::MovedBox>* newPos = NULL;
if (ORDER_LABELS) {
labelOrderCom::prepare();
int off[5] = {0,0,0,0,0};
for (int i = 0; i < viewLabels.size(); i++) {
int rI = topX2RenderIndex[i];
PreparedText* label = _renderer[rI]->getTexts()->at(off[rI]);
labelOrderCom::add(x_topX[i], y_topX[i], label->_textPixWidth, label->_textPixHeight);
off[rI]++;
}
newPos = labelOrderCom::transmit();
for (int i = 0; i < newPos->size(); i++) {
x_topX[newPos->at(i).id] = newPos->at(i).x;
y_topX[newPos->at(i).id] = newPos->at(i).y;
}
}
//set new positions
int off[5] = {0,0,0,0,0};
for (int i = 0; i < viewLabels.size(); i++) {
int rI = topX2RenderIndex[i];
float x = (float)x_topX[i] / (float)windowW;
float y = (float)y_topX[i] / (float)windowH;
_renderer[rI]->setCenter(off[rI], x, y);
float w = _renderer[rI]->getTexts()->at(off[rI])->_textPixWidth;
float h = _renderer[rI]->getTexts()->at(off[rI])->_textPixHeight;
//update click listener
float left = x - ((float) w / (float) windowW) / 2.0f;
float right = x + ((float) w / (float) windowW) / 2.0f;
float bottom = y - ((float) h / (float) windowH) / 2.0f;
float up = y + ((float) h / (float) windowH) / 2.0f;
mouseHandler::registerLabel(bottom, left, up, right, viewLabels[i].id);
off[rI]++;
}
delete newPos;
}
}
}
void Graph::clearRenderers()
{
while(centralWidget->count())
clearRenderer(centralWidget->count()-1);
}
