Method updateProgressInfo

game/ui/base/researchscreen.cpp:429–518

}

void ResearchScreen::updateProgressInfo()
{
	if (this->viewFacility && this->viewFacility->lab->current_project)
	{
		auto &topic = this->viewFacility->lab->current_project;
		auto progressBar = form->findControlTyped<Graphic>("GRAPHIC_PROGRESS_BAR");
		auto progressImage = mksp<RGBImage>(progressBar->Size);
		float projectProgress = 0.0f;
		switch (this->viewFacility->lab->current_project->type)
		{
			case ResearchTopic::Type::BioChem:
			case ResearchTopic::Type::Physics:
				projectProgress = clamp(static_cast<float>(topic->man_hours_progress) /
				                            static_cast<float>(topic->man_hours),
				                        0.0f, 1.0f);
				break;
			case ResearchTopic::Type::Engineering:
				projectProgress =
				    clamp(static_cast<float>(
				              this->viewFacility->lab->manufacture_man_hours_invested +
				              topic->man_hours * this->viewFacility->lab->manufacture_done) /
				              static_cast<float>(topic->man_hours *
				                                 this->viewFacility->lab->manufacture_goal),
				          0.0f, 1.0f);
				break;
			default:
				LogError("Unknown lab type");
				break;
		}
		// This creates an image with the size of the PROGRESS_BAR control, then fills
		// up a proportion of it with red pixels (starting from the left) corresponding
		// to the progress of the project.
		int redWidth = progressBar->Size.x * projectProgress;
		{
			RGBImageLock l(progressImage);
			for (int y = 0; y < progressBar->Size.y; y++)
			{
				for (int x = 0; x < redWidth; x++)
				{
					l.set({x, y}, {255, 0, 0, 255});
				}
			}
		}
		progressBar->setImage(progressImage);
		auto topicTitle = form->findControlTyped<Label>("TEXT_CURRENT_PROJECT");
		topicTitle->setText(tr(topic->name));
		auto completionPercent = form->findControlTyped<Label>("TEXT_PROJECT_COMPLETION");
		auto completionText = format(tr("%d%%"), static_cast<int>(projectProgress * 100.0f));
		completionPercent->setText(completionText);
	}
	else
	{
		auto progressBar = form->findControlTyped<Graphic>("GRAPHIC_PROGRESS_BAR");
		progressBar->setImage(nullptr);
		auto topicTitle = form->findControlTyped<Label>("TEXT_CURRENT_PROJECT");
		topicTitle->setText(tr("No Project"));
		auto completionPercent = form->findControlTyped<Label>("TEXT_PROJECT_COMPLETION");
		completionPercent->setText("");