X-Git-Url: http://git.code-monkey.de/?a=blobdiff_plain;ds=sidebyside;f=pv%2Ftoolbars%2Fsamplingbar.cpp;fp=pv%2Ftoolbars%2Fsamplingbar.cpp;h=0000000000000000000000000000000000000000;hb=7c65709437184b09753d1bcacc02467b8f6171f1;hp=710f3128af727cf4ef51ce90178d6efaa94f3ab6;hpb=50288bdb7bf361e34474a8b53efc49d133de1508;p=pulseview.git diff --git a/pv/toolbars/samplingbar.cpp b/pv/toolbars/samplingbar.cpp deleted file mode 100644 index 710f312..0000000 --- a/pv/toolbars/samplingbar.cpp +++ /dev/null @@ -1,498 +0,0 @@ -/* - * This file is part of the PulseView project. - * - * Copyright (C) 2012 Joel Holdsworth - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include - -#include - -#include -#include -#include -#include - -#include "samplingbar.hpp" - -#include -#include -#include -#include -#include - -#include - -using std::map; -using std::vector; -using std::max; -using std::min; -using std::shared_ptr; -using std::string; - -using sigrok::Capability; -using sigrok::ConfigKey; -using sigrok::Device; -using sigrok::Error; - -namespace pv { -namespace toolbars { - -const uint64_t SamplingBar::MinSampleCount = 100ULL; -const uint64_t SamplingBar::MaxSampleCount = 1000000000000ULL; -const uint64_t SamplingBar::DefaultSampleCount = 1000000; - -SamplingBar::SamplingBar(Session &session, MainWindow &main_window) : - QToolBar("Sampling Bar", &main_window), - session_(session), - main_window_(main_window), - device_selector_(this), - updating_device_selector_(false), - configure_button_(this), - configure_button_action_(NULL), - channels_button_(this), - sample_count_(" samples", this), - sample_rate_("Hz", this), - updating_sample_rate_(false), - updating_sample_count_(false), - sample_count_supported_(false), - icon_red_(":/icons/status-red.svg"), - icon_green_(":/icons/status-green.svg"), - icon_grey_(":/icons/status-grey.svg"), - run_stop_button_(this) -{ - setObjectName(QString::fromUtf8("SamplingBar")); - - connect(&run_stop_button_, SIGNAL(clicked()), - this, SLOT(on_run_stop())); - connect(&device_selector_, SIGNAL(currentIndexChanged (int)), - this, SLOT(on_device_selected())); - connect(&sample_count_, SIGNAL(value_changed()), - this, SLOT(on_sample_count_changed())); - connect(&sample_rate_, SIGNAL(value_changed()), - this, SLOT(on_sample_rate_changed())); - - sample_count_.show_min_max_step(0, UINT64_MAX, 1); - - set_capture_state(pv::Session::Stopped); - - configure_button_.setIcon(QIcon::fromTheme("configure", - QIcon(":/icons/configure.png"))); - - channels_button_.setIcon(QIcon::fromTheme("channels", - QIcon(":/icons/channels.svg"))); - - run_stop_button_.setToolButtonStyle(Qt::ToolButtonTextBesideIcon); - - addWidget(&device_selector_); - configure_button_action_ = addWidget(&configure_button_); - addWidget(&channels_button_); - addWidget(&sample_count_); - addWidget(&sample_rate_); - - addWidget(&run_stop_button_); - - sample_count_.installEventFilter(this); - sample_rate_.installEventFilter(this); -} - -void SamplingBar::set_device_list( - const std::list< std::shared_ptr > &devices, - shared_ptr selected) -{ - int selected_index = -1; - - assert(selected); - - updating_device_selector_ = true; - - device_selector_.clear(); - - for (auto device : devices) { - assert(device); - - string display_name = - session_.device_manager().get_display_name(device); - - if (selected == device) - selected_index = device_selector_.count(); - - device_selector_.addItem(display_name.c_str(), - qVariantFromValue(device)); - } - - // The selected device should have been in the list - assert(selected_index != -1); - device_selector_.setCurrentIndex(selected_index); - - update_device_config_widgets(); - - updating_device_selector_ = false; -} - -shared_ptr SamplingBar::get_selected_device() const -{ - const int index = device_selector_.currentIndex(); - if (index < 0) - return shared_ptr(); - - return device_selector_.itemData(index).value>(); -} - -void SamplingBar::set_capture_state(pv::Session::capture_state state) -{ - const QIcon *icons[] = {&icon_grey_, &icon_red_, &icon_green_}; - run_stop_button_.setIcon(*icons[state]); - run_stop_button_.setText((state == pv::Session::Stopped) ? - tr("Run") : tr("Stop")); - run_stop_button_.setShortcut(QKeySequence(Qt::Key_Space)); -} - -void SamplingBar::update_sample_rate_selector() -{ - Glib::VariantContainerBase gvar_dict; - GVariant *gvar_list; - const uint64_t *elements = NULL; - gsize num_elements; - - if (updating_sample_rate_) - return; - - const shared_ptr device = get_selected_device(); - if (!device) - return; - - assert(!updating_sample_rate_); - updating_sample_rate_ = true; - - const auto keys = device->config_keys(ConfigKey::DEVICE_OPTIONS); - const auto iter = keys.find(ConfigKey::SAMPLERATE); - if (iter != keys.end() && - (*iter).second.find(sigrok::LIST) != (*iter).second.end()) { - const auto keys = device->config_keys( - ConfigKey::DEVICE_OPTIONS); - try { - gvar_dict = device->config_list(ConfigKey::SAMPLERATE); - } catch(const sigrok::Error &e) { - // Failed to enunmerate samplerate - (void)e; - } - } - - if (!gvar_dict) { - sample_rate_.show_none(); - updating_sample_rate_ = false; - return; - } - - if ((gvar_list = g_variant_lookup_value(gvar_dict.gobj(), - "samplerate-steps", G_VARIANT_TYPE("at")))) - { - elements = (const uint64_t *)g_variant_get_fixed_array( - gvar_list, &num_elements, sizeof(uint64_t)); - - const uint64_t min = elements[0]; - const uint64_t max = elements[1]; - const uint64_t step = elements[2]; - - g_variant_unref(gvar_list); - - assert(min > 0); - assert(max > 0); - assert(max > min); - assert(step > 0); - - if (step == 1) - sample_rate_.show_125_list(min, max); - else - { - // When the step is not 1, we cam't make a 1-2-5-10 - // list of sample rates, because we may not be able to - // make round numbers. Therefore in this case, show a - // spin box. - sample_rate_.show_min_max_step(min, max, step); - } - } - else if ((gvar_list = g_variant_lookup_value(gvar_dict.gobj(), - "samplerates", G_VARIANT_TYPE("at")))) - { - elements = (const uint64_t *)g_variant_get_fixed_array( - gvar_list, &num_elements, sizeof(uint64_t)); - sample_rate_.show_list(elements, num_elements); - g_variant_unref(gvar_list); - } - updating_sample_rate_ = false; - - update_sample_rate_selector_value(); -} - -void SamplingBar::update_sample_rate_selector_value() -{ - if (updating_sample_rate_) - return; - - const shared_ptr device = get_selected_device(); - if (!device) - return; - - try { - auto gvar = device->config_get(ConfigKey::SAMPLERATE); - uint64_t samplerate = - Glib::VariantBase::cast_dynamic>(gvar).get(); - assert(!updating_sample_rate_); - updating_sample_rate_ = true; - sample_rate_.set_value(samplerate); - updating_sample_rate_ = false; - } catch (Error error) { - qDebug() << "WARNING: Failed to get value of sample rate"; - return; - } -} - -void SamplingBar::update_sample_count_selector() -{ - if (updating_sample_count_) - return; - - const shared_ptr device = get_selected_device(); - if (!device) - return; - - assert(!updating_sample_count_); - updating_sample_count_ = true; - - if (!sample_count_supported_) - { - sample_count_.show_none(); - updating_sample_count_ = false; - return; - } - - uint64_t sample_count = sample_count_.value(); - uint64_t min_sample_count = 0; - uint64_t max_sample_count = MaxSampleCount; - - if (sample_count == 0) - sample_count = DefaultSampleCount; - - const auto keys = device->config_keys(ConfigKey::DEVICE_OPTIONS); - const auto iter = keys.find(ConfigKey::LIMIT_SAMPLES); - if (iter != keys.end() && - (*iter).second.find(sigrok::LIST) != (*iter).second.end()) { - try { - auto gvar = - device->config_list(ConfigKey::LIMIT_SAMPLES); - if (gvar) - g_variant_get(gvar.gobj(), "(tt)", - &min_sample_count, &max_sample_count); - } catch(const sigrok::Error &e) { - // Failed to query sample limit - (void)e; - } - } - - min_sample_count = min(max(min_sample_count, MinSampleCount), - max_sample_count); - - sample_count_.show_125_list( - min_sample_count, max_sample_count); - - try { - auto gvar = device->config_get(ConfigKey::LIMIT_SAMPLES); - sample_count = g_variant_get_uint64(gvar.gobj()); - if (sample_count == 0) - sample_count = DefaultSampleCount; - sample_count = min(max(sample_count, MinSampleCount), - max_sample_count); - } catch (Error error) {} - - sample_count_.set_value(sample_count); - - updating_sample_count_ = false; -} - -void SamplingBar::update_device_config_widgets() -{ - using namespace pv::popups; - - const shared_ptr device = get_selected_device(); - if (!device) - return; - - // Update the configure popup - DeviceOptions *const opts = new DeviceOptions(device, this); - configure_button_action_->setVisible( - !opts->binding().properties().empty()); - configure_button_.set_popup(opts); - - // Update the channels popup - Channels *const channels = new Channels(session_, this); - channels_button_.set_popup(channels); - - // Update supported options. - sample_count_supported_ = false; - - try { - for (auto entry : device->config_keys(ConfigKey::DEVICE_OPTIONS)) - { - auto key = entry.first; - auto capabilities = entry.second; - switch (key->id()) { - case SR_CONF_LIMIT_SAMPLES: - if (capabilities.count(Capability::SET)) - sample_count_supported_ = true; - break; - case SR_CONF_LIMIT_FRAMES: - if (capabilities.count(Capability::SET)) - { - device->config_set(ConfigKey::LIMIT_FRAMES, - Glib::Variant::create(1)); - on_config_changed(); - } - break; - default: - break; - } - } - } catch (Error error) {} - - // Add notification of reconfigure events - disconnect(this, SLOT(on_config_changed())); - connect(&opts->binding(), SIGNAL(config_changed()), - this, SLOT(on_config_changed())); - - // Update sweep timing widgets. - update_sample_count_selector(); - update_sample_rate_selector(); -} - -void SamplingBar::commit_sample_count() -{ - uint64_t sample_count = 0; - - if (updating_sample_count_) - return; - - const shared_ptr device = get_selected_device(); - if (!device) - return; - - sample_count = sample_count_.value(); - - // Set the sample count - assert(!updating_sample_count_); - updating_sample_count_ = true; - if (sample_count_supported_) - { - try { - device->config_set(ConfigKey::LIMIT_SAMPLES, - Glib::Variant::create(sample_count)); - on_config_changed(); - } catch (Error error) { - qDebug() << "Failed to configure sample count."; - return; - } - } - updating_sample_count_ = false; -} - -void SamplingBar::commit_sample_rate() -{ - uint64_t sample_rate = 0; - - if (updating_sample_rate_) - return; - - const shared_ptr device = get_selected_device(); - if (!device) - return; - - sample_rate = sample_rate_.value(); - if (sample_rate == 0) - return; - - // Set the samplerate - assert(!updating_sample_rate_); - updating_sample_rate_ = true; - try { - device->config_set(ConfigKey::SAMPLERATE, - Glib::Variant::create(sample_rate)); - on_config_changed(); - } catch (Error error) { - qDebug() << "Failed to configure samplerate."; - return; - } - updating_sample_rate_ = false; -} - -void SamplingBar::on_device_selected() -{ - if (updating_device_selector_) - return; - - shared_ptr device = get_selected_device(); - if (!device) - return; - - main_window_.select_device(device); - - update_device_config_widgets(); -} - -void SamplingBar::on_sample_count_changed() -{ - commit_sample_count(); -} - -void SamplingBar::on_sample_rate_changed() -{ - commit_sample_rate(); -} - -void SamplingBar::on_run_stop() -{ - commit_sample_count(); - commit_sample_rate(); - main_window_.run_stop(); -} - -void SamplingBar::on_config_changed() -{ - commit_sample_count(); - update_sample_count_selector(); - commit_sample_rate(); - update_sample_rate_selector(); -} - -bool SamplingBar::eventFilter(QObject *watched, QEvent *event) -{ - if ((watched == &sample_count_ || watched == &sample_rate_) && - (event->type() == QEvent::ToolTip)) { - double sec = (double)sample_count_.value() / sample_rate_.value(); - QHelpEvent *help_event = static_cast(event); - - QString str = tr("Total sampling time: %1").arg(pv::util::format_second(sec)); - QToolTip::showText(help_event->globalPos(), str); - - return true; - } - - return false; -} - -} // namespace toolbars -} // namespace pv