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- #include <AK/StringBuilder.h>
- #include <LibGUI/GPainter.h>
- #include <LibGUI/GProgressBar.h>
- GProgressBar::GProgressBar(GWidget* parent)
- : GFrame(parent)
- {
- set_frame_shape(FrameShape::Container);
- set_frame_shadow(FrameShadow::Sunken);
- set_frame_thickness(2);
- }
- GProgressBar::~GProgressBar()
- {
- }
- void GProgressBar::set_value(int value)
- {
- if (m_value == value)
- return;
- m_value = value;
- update();
- }
- void GProgressBar::set_range(int min, int max)
- {
- ASSERT(min < max);
- m_min = min;
- m_max = max;
- if (m_value > m_max)
- m_value = m_max;
- if (m_value < m_min)
- m_value = m_min;
- }
- void GProgressBar::paint_event(GPaintEvent& event)
- {
- GFrame::paint_event(event);
- GPainter painter(*this);
- auto rect = frame_inner_rect();
- painter.add_clip_rect(rect);
- painter.add_clip_rect(event.rect());
- String progress_text;
- if (m_format != Format::NoText) {
- // Then we draw the progress text over the gradient.
- // We draw it twice, once offset (1, 1) for a drop shadow look.
- StringBuilder builder;
- builder.append(m_caption);
- if (m_format == Format::Percentage) {
- float range_size = m_max - m_min;
- float progress = (m_value - m_min) / range_size;
- builder.appendf("%d%%", (int)(progress * 100));
- } else if (m_format == Format::ValueSlashMax) {
- builder.appendf("%d/%d", m_value, m_max);
- }
- progress_text = builder.to_string();
- }
- StylePainter::paint_progress_bar(painter, rect, m_min, m_max, m_value, progress_text);
- }
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