void ofxDatGui::onInternalEventCallback(ofxDatGuiInternalEvent e)
{
// these events are not dispatched out to the main application //
if (e.type == ofxDatGuiEventType::DROPDOWN_TOGGLED){
layoutGui();
} else if (e.type == ofxDatGuiEventType::GUI_TOGGLED){
mExpanded ? collapseGui() : expandGui();
} else if (e.type == ofxDatGuiEventType::VISIBILITY_CHANGED){
layoutGui();
}
}
void ofxDatGui::moveGui(ofPoint pt)
{
mPosition.x = pt.x;
mPosition.y = pt.y;
mAnchor = ofxDatGuiAnchor::NO_ANCHOR;
layoutGui();
}
void ofxDatGui::anchorGui()
{
/*
ofGetWidth/ofGetHeight returns incorrect values after retina windows are resized in version 0.9.1 & 0.9.2
https://github.com/openframeworks/openFrameworks/pull/4858
*/
int multiplier = 1;
if (ofxDatGuiIsRetina() && ofGetVersionMajor() == 0 && ofGetVersionMinor() == 9 && (ofGetVersionPatch() == 1 || ofGetVersionPatch() == 2)){
multiplier = 2;
}
if (mAnchor == ofxDatGuiAnchor::TOP_LEFT){
mPosition.y = 0;
mPosition.x = 0;
} else if (mAnchor == ofxDatGuiAnchor::TOP_RIGHT){
mPosition.y = 0;
mPosition.x = (ofGetWidth() / multiplier) - mWidth;
} else if (mAnchor == ofxDatGuiAnchor::BOTTOM_LEFT){
mPosition.x = 0;
mPosition.y = (ofGetHeight() / multiplier) - mHeight;
} else if (mAnchor == ofxDatGuiAnchor::BOTTOM_RIGHT){
mPosition.x = (ofGetWidth() / multiplier) - mWidth;
mPosition.y = (ofGetHeight() / multiplier) - mHeight;
}
layoutGui();
}
void ofxDatGui::onDropdownEventCallback(ofxDatGuiDropdownEvent e)
{
if (dropdownEventCallback != nullptr) {
dropdownEventCallback(e);
} else{
ofxDatGuiLog::write(ofxDatGuiMsg::EVENT_HANDLER_NULL);
}
// adjust the gui after a dropdown is closed //
layoutGui();
}
void ofxDatGui::attachItem(ofxDatGuiComponent* item)
{
if (mGuiFooter != nullptr){
items.insert(items.end()-1, item);
} else {
items.push_back( item );
}
item->onInternalEvent(this, &ofxDatGui::onInternalEventCallback);
layoutGui();
}
ofxDatGuiFooter* ofxDatGui::addFooter()
{
if (mGuiFooter == nullptr){
mGuiFooter = new ofxDatGuiFooter();
items.push_back(mGuiFooter);
mGuiFooter->onInternalEvent(this, &ofxDatGui::onInternalEventCallback);
layoutGui();
}
return mGuiFooter;
}
void ofxDatGui::anchorGui()
{
mPosition.y = 0;
if (mAnchor == ofxDatGuiAnchor::TOP_LEFT){
mPosition.x = 0;
} else if (mAnchor == ofxDatGuiAnchor::TOP_RIGHT){
mPosition.x = ofGetWidth() - mWidth;
}
layoutGui();
}
ofxDatGuiHeader* ofxDatGui::addHeader(string label, bool draggable)
{
if (mGuiHeader == nullptr){
mGuiHeader = new ofxDatGuiHeader(label, draggable);
if (items.size() == 0){
items.push_back(mGuiHeader);
} else{
// always ensure header is at the top of the panel //
items.insert(items.begin(), mGuiHeader);
}
layoutGui();
}
return mGuiHeader;
}
void ofxDatGui::anchorGui()
{
mPosition.y = 0;
if (mAnchor == ofxDatGuiAnchor::TOP_LEFT){
mPosition.x = 0;
} else if (mAnchor == ofxDatGuiAnchor::TOP_RIGHT){
mPosition.x = ofGetWidth() - mWidth;
/*
ofGetWidth returns an incorrect value after retina windows are resized in version 0.9.1 & 0.9.2
https://github.com/openframeworks/openFrameworks/issues/4746
https://github.com/openframeworks/openFrameworks/pull/4858
*/
if (ofxDatGuiIsRetina() && ofGetVersionMajor() == 0 && ofGetVersionMinor() == 9 && (ofGetVersionPatch() == 1 || ofGetVersionPatch() == 2)){
mPosition.x = (ofGetWidth() / 2) - mWidth;
}
}
layoutGui();
}
void ofxDatGui::update()
{
if (!mVisible) return;
// check if we need to update components //
for (int i=0; i<items.size(); i++) {
if (mAlphaChanged) items[i]->setOpacity(mAlpha);
if (mThemeChanged) items[i]->setTheme(mTheme);
if (mWidthChanged) items[i]->setWidth(mWidth, mLabelWidth);
if (mAlignmentChanged) items[i]->setLabelAlignment(mAlignment);
}
if (mThemeChanged || mWidthChanged) layoutGui();
mTheme = nullptr;
mAlphaChanged = false;
mWidthChanged = false;
mThemeChanged = false;
mAlignmentChanged = false;
// check for gui focus change //
if (ofGetMousePressed() && mActiveGui->mMoving == false){
ofPoint mouse = ofPoint(ofGetMouseX(), ofGetMouseY());
for (int i=mGuis.size()-1; i>-1; i--){
// ignore guis that are invisible //
if (mGuis[i]->getVisible() && mGuis[i]->hitTest(mouse)){
if (mGuis[i] != mActiveGui) mGuis[i]->focus();
break;
}
}
}
if (!getFocused() || !mEnabled){
// update children but ignore mouse & keyboard events //
for (int i=0; i<items.size(); i++) items[i]->update(false);
} else {
mMoving = false;
mMouseDown = false;
// this gui has focus so let's see if any of its components were interacted with //
if (mExpanded == false){
mGuiFooter->update();
mMouseDown = mGuiFooter->getMouseDown();
} else{
bool hitComponent = false;
for (int i=0; i<items.size(); i++) {
if (hitComponent == false){
items[i]->update(true);
if (items[i]->getFocused()) {
hitComponent = true;
mMouseDown = items[i]->getMouseDown();
if (mGuiHeader != nullptr && mGuiHeader->getDraggable() && mGuiHeader->getFocused()){
// track that we're moving to force preserve focus //
mMoving = true;
ofPoint mouse = ofPoint(ofGetMouseX(), ofGetMouseY());
moveGui(mouse - mGuiHeader->getDragOffset());
}
} else if (items[i]->getIsExpanded()){
// check if one of its children has focus //
for (int j=0; j<items[i]->children.size(); j++) {
if (items[i]->children[j]->getFocused()){
hitComponent = true;
mMouseDown = items[i]->children[j]->getMouseDown();
break;
}
}
}
} else{
// update component but ignore mouse & keyboard events //
items[i]->update(false);
if (items[i]->getFocused()) items[i]->setFocused(false);
}
}
}
}
// empty the trash //
for (int i=0; i<trash.size(); i++) delete trash[i];
trash.clear();
}
void ofxDatGui::setGuiTemplate()
{
for (int i=0; i<items.size(); i++) items[i]->setTemplate(mTemplate);
layoutGui();
mTemplateChanged = false;
}
void ofxDatGui::setGuiWidth()
{
for (int i=0; i<items.size(); i++) items[i]->setWidth(mWidth);
layoutGui();
mWidthChanged = false;
}
