void LocalUpdateHandler::extract(UpdateContainer *updateContainer)
{
{
AutoLock al(&m_fbLocMut);
Rect copyRect;
Point copySrc;
m_copyRectDetector.detectWindowMovements(©Rect, ©Src);
{
AutoLock al(m_updateKeeper);
m_updateKeeper->addCopyRect(©Rect, ©Src);
m_updateKeeper->extract(updateContainer);
}
updateVideoRegion();
updateContainer->videoRegion = m_vidRegion;
// Constrain the video region to the current frame buffer border.
Region fbRect(&m_backupFrameBuffer.getDimension().getRect());
updateContainer->videoRegion.intersect(&fbRect);
m_updateFilter->filter(updateContainer);
if (!m_absoluteRect.isEmpty()) {
updateContainer->changedRegion.addRect(&m_screenDriver->getScreenBuffer()->
getDimension().getRect());
m_absoluteRect.clear();
}
// Checking for screen properties changing or frame buffers differ
if (m_screenDriver->getPropertiesChanged() ||
!m_backupFrameBuffer.isEqualTo(m_screenDriver->getScreenBuffer())) {
if (m_screenDriver->getScreenSizeChanged()) {
updateContainer->screenSizeChanged = true;
}
m_screenDriver->applyNewProperties();
m_backupFrameBuffer.clone(m_screenDriver->getScreenBuffer());
updateContainer->changedRegion.clear();
updateContainer->copiedRegion.clear();
m_absoluteRect = m_backupFrameBuffer.getDimension().getRect();
m_updateKeeper->setBorderRect(&m_absoluteRect);
}
}
// Cursor position must always be present.
updateContainer->cursorPos = m_mouseDetector->getCursorPos();
// Checking for mouse shape changing
if (updateContainer->cursorShapeChanged || m_fullUpdateRequested) {
// Update cursor shape
AutoLock al(&m_mouseGrabLocMut);
m_mouseGrabber.grab(&m_backupFrameBuffer.getPixelFormat());
// Store cursor shape
m_cursorShape.clone(m_mouseGrabber.getCursorShape());
m_fullUpdateRequested = false;
}
}
TWindow::TWindow(int32 pixelCount)
:
BWindow(BRect(0, 0, 0, 0), B_TRANSLATE_SYSTEM_NAME("Magnify"),
B_TITLED_WINDOW, B_OUTLINE_RESIZE)
{
GetPrefs(pixelCount);
// add info view
BRect infoRect(Bounds());
infoRect.InsetBy(-1, -1);
fInfo = new TInfoView(infoRect);
AddChild(fInfo);
fFontHeight = FontHeight(fInfo, true);
fInfoHeight = (fFontHeight * 2) + (3 * 5);
BRect fbRect(0, 0, (fHPixelCount*fPixelSize), (fHPixelCount*fPixelSize));
if (InfoIsShowing())
fbRect.OffsetBy(10, fInfoHeight);
fFatBits = new TMagnify(fbRect, this);
fInfo->AddChild(fFatBits);
fFatBits->SetSelection(fShowInfo);
fInfo->SetMagView(fFatBits);
ResizeWindow(fHPixelCount, fVPixelCount);
UpdateInfoBarOnResize();
AddShortcut('S', B_COMMAND_KEY, new BMessage(msg_save));
AddShortcut('C', B_COMMAND_KEY, new BMessage(msg_copy_image));
AddShortcut('T', B_COMMAND_KEY, new BMessage(msg_show_info));
AddShortcut('H', B_COMMAND_KEY, new BMessage(msg_add_cross_hair));
AddShortcut('H', B_SHIFT_KEY, new BMessage(msg_remove_cross_hair));
AddShortcut('G', B_COMMAND_KEY, new BMessage(msg_toggle_grid));
AddShortcut('F', B_COMMAND_KEY, new BMessage(msg_freeze));
AddShortcut('I', B_COMMAND_KEY, new BMessage(msg_stick));
AddShortcut('-', B_COMMAND_KEY, new BMessage(msg_shrink));
AddShortcut('=', B_COMMAND_KEY, new BMessage(msg_grow));
AddShortcut('/', B_COMMAND_KEY, new BMessage(msg_make_square));
AddShortcut(',', B_COMMAND_KEY, new BMessage(msg_shrink_pixel));
AddShortcut('.', B_COMMAND_KEY, new BMessage(msg_grow_pixel));
}
void UpdateHandlerImpl::extract(UpdateContainer *updateContainer)
{
Rect copyRect;
Point copySrc;
m_screenDriver->getCopiedRegion(©Rect, ©Src);
{
AutoLock al(&m_updateKeeper); // The following operations should be atomic
m_updateKeeper.addCopyRect(©Rect, ©Src);
m_updateKeeper.extract(updateContainer);
}
// Note: The getVideoRegion() function is not a thread safe function, but it invokes
// only from this one place and so that is why it does not cover by the mutex.
m_screenDriver->getVideoRegion(&updateContainer->videoRegion);
// Constrain the video region to the current frame buffer border.
Region fbRect(&m_backupFrameBuffer.getDimension().getRect());
updateContainer->videoRegion.intersect(&fbRect);
updateContainer->videoRegion.intersect(&fbRect);
m_updateFilter->filter(updateContainer);
if (!m_absoluteRect.isEmpty()) {
updateContainer->changedRegion.addRect(&m_screenDriver->getScreenBuffer()->
getDimension().getRect());
m_absoluteRect.clear();
}
// Checking for screen properties changing or frame buffers differ
if (m_screenDriver->getScreenPropertiesChanged() ||
!m_backupFrameBuffer.isEqualTo(m_screenDriver->getScreenBuffer())) {
Dimension currentDimension = m_backupFrameBuffer.getDimension();
Dimension newDimension = m_screenDriver->getScreenDimension();
if (m_screenDriver->getScreenSizeChanged() || !currentDimension.isEqualTo(&newDimension)) {
updateContainer->screenSizeChanged = true;
}
applyNewScreenProperties();
{
// Only this place the class provides frame buffer changings, and then why it
// must be under the mutex. Getters for the backup frame buffer in here (at this function)
// can work without the mutex, but other getters for the frame buffer in other places
// may be invoked from other threads and then it shall cover by the mutex.
AutoLock al(&m_fbLocMut);
m_backupFrameBuffer.clone(m_screenDriver->getScreenBuffer());
}
updateContainer->changedRegion.clear();
updateContainer->copiedRegion.clear();
m_absoluteRect = m_backupFrameBuffer.getDimension().getRect();
m_updateKeeper.setBorderRect(&m_absoluteRect);
}
// Cursor position must always be present.
updateContainer->cursorPos = m_screenDriver->getCursorPosition();
// Checking for mouse shape changing
if (updateContainer->cursorShapeChanged || m_fullUpdateRequested) {
// Update cursor shape
m_screenDriver->grabCursorShape(&m_backupFrameBuffer.getPixelFormat());
// Store cursor shape
m_cursorShape.clone(m_screenDriver->getCursorShape());
m_fullUpdateRequested = false;
}
}
void LLNavigationBar::showFavoritesPanel(BOOL visible)
{
bool npVisible = gSavedSettings.getBOOL("ShowNavbarNavigationPanel");
LLFavoritesBarCtrl* fb = getChild<LLFavoritesBarCtrl>("favorite");
LLRect nbRect(getRect());
LLRect fbRect(fb->getRect());
if (visible)
{
if (npVisible)
{
// Favorites Panel must be shown. Navigation Panel is visible.
S32 fbHeight = fbRect.getHeight();
S32 newHeight = nbRect.getHeight() + fbHeight;
nbRect.setLeftTopAndSize(nbRect.mLeft, nbRect.mTop, nbRect.getWidth(), newHeight);
fbRect.setLeftTopAndSize(mDefaultFpRect.mLeft, mDefaultFpRect.mTop, fbRect.getWidth(), fbRect.getHeight());
}
else
{
// Favorites Panel must be shown. Navigation Panel is hidden.
S32 fpHeight = mDefaultFpRect.getHeight();
nbRect.setLeftTopAndSize(nbRect.mLeft, nbRect.mTop, nbRect.getWidth(), fpHeight);
fbRect.setLeftTopAndSize(fbRect.mLeft, fpHeight, fbRect.getWidth(), fpHeight);
}
reshape(nbRect.getWidth(), nbRect.getHeight());
setRect(nbRect);
getParent()->reshape(nbRect.getWidth(), nbRect.getHeight());
fb->reshape(fbRect.getWidth(), fbRect.getHeight());
fb->setRect(fbRect);
}
else
{
if (npVisible)
{
// Favorites Panel must be hidden. Navigation Panel is visible.
S32 fbHeight = fbRect.getHeight();
S32 newHeight = nbRect.getHeight() - fbHeight;
nbRect.setLeftTopAndSize(nbRect.mLeft, nbRect.mTop, nbRect.getWidth(), newHeight);
}
else
{
// Favorites Panel must be hidden. Navigation Panel is hidden.
nbRect.setLeftTopAndSize(nbRect.mLeft, nbRect.mTop, nbRect.getWidth(), 0);
}
reshape(nbRect.getWidth(), nbRect.getHeight());
setRect(nbRect);
getParent()->reshape(nbRect.getWidth(), nbRect.getHeight());
}
childSetVisible("bg_icon", visible);
childSetVisible("bg_icon_no_fav", !visible);
fb->setVisible(visible);
}
void LLNavigationBar::showNavigationPanel(BOOL visible)
{
bool fpVisible = gSavedSettings.getBOOL("ShowNavbarFavoritesPanel");
LLFavoritesBarCtrl* fb = getChild<LLFavoritesBarCtrl>("favorite");
LLPanel* navPanel = getChild<LLPanel>("navigation_panel");
LLRect nbRect(getRect());
LLRect fbRect(fb->getRect());
navPanel->setVisible(visible);
if (visible)
{
if (fpVisible)
{
// Navigation Panel must be shown. Favorites Panel is visible.
nbRect.setLeftTopAndSize(nbRect.mLeft, nbRect.mTop, nbRect.getWidth(), mDefaultNbRect.getHeight());
fbRect.setLeftTopAndSize(fbRect.mLeft, mDefaultFpRect.mTop, fbRect.getWidth(), fbRect.getHeight());
// this is duplicated in 'else' section because it should be called BEFORE fb->reshape
reshape(nbRect.getWidth(), nbRect.getHeight());
setRect(nbRect);
// propagate size to parent container
getParent()->reshape(nbRect.getWidth(), nbRect.getHeight());
fb->reshape(fbRect.getWidth(), fbRect.getHeight());
fb->setRect(fbRect);
}
else
{
// Navigation Panel must be shown. Favorites Panel is hidden.
S32 height = mDefaultNbRect.getHeight() - mDefaultFpRect.getHeight();
nbRect.setLeftTopAndSize(nbRect.mLeft, nbRect.mTop, nbRect.getWidth(), height);
reshape(nbRect.getWidth(), nbRect.getHeight());
setRect(nbRect);
getParent()->reshape(nbRect.getWidth(), nbRect.getHeight());
}
}
else
{
if (fpVisible)
{
// Navigation Panel must be hidden. Favorites Panel is visible.
nbRect.setLeftTopAndSize(nbRect.mLeft, nbRect.mTop, nbRect.getWidth(), fbRect.getHeight());
fbRect.setLeftTopAndSize(fbRect.mLeft, fbRect.getHeight(), fbRect.getWidth(), fbRect.getHeight());
// this is duplicated in 'else' section because it should be called BEFORE fb->reshape
reshape(nbRect.getWidth(), nbRect.getHeight());
setRect(nbRect);
getParent()->reshape(nbRect.getWidth(), nbRect.getHeight());
fb->reshape(fbRect.getWidth(), fbRect.getHeight());
fb->setRect(fbRect);
}
else
{
// Navigation Panel must be hidden. Favorites Panel is hidden.
nbRect.setLeftTopAndSize(nbRect.mLeft, nbRect.mTop, nbRect.getWidth(), 0);
reshape(nbRect.getWidth(), nbRect.getHeight());
setRect(nbRect);
getParent()->reshape(nbRect.getWidth(), nbRect.getHeight());
}
}
childSetVisible("bg_icon", fpVisible);
childSetVisible("bg_icon_no_fav", !fpVisible);
}
