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- #include <LibDraw/Font.h>
- #include <LibDraw/StylePainter.h>
- #include <LibGUI/GPainter.h>
- #include <LibHTML/Layout/LayoutImage.h>
- LayoutImage::LayoutImage(const HTMLImageElement& element, NonnullRefPtr<StyleProperties> style)
- : LayoutReplaced(element, move(style))
- {
- }
- LayoutImage::~LayoutImage()
- {
- }
- void LayoutImage::layout()
- {
- if (node().preferred_width() && node().preferred_height()) {
- rect().set_width(node().preferred_width());
- rect().set_height(node().preferred_height());
- } else if (renders_as_alt_text()) {
- auto& font = Font::default_font();
- auto alt = node().alt();
- if (alt.is_empty())
- alt = node().src();
- rect().set_width(font.width(alt) + 16);
- rect().set_height(font.glyph_height() + 16);
- } else {
- rect().set_width(16);
- rect().set_height(16);
- }
- LayoutReplaced::layout();
- }
- void LayoutImage::render(RenderingContext& context)
- {
- if (!is_visible())
- return;
- // FIXME: This should be done at a different level. Also rect() does not include padding etc!
- if (!context.viewport_rect().intersects(enclosing_int_rect(rect())))
- return;
- if (renders_as_alt_text()) {
- context.painter().set_font(Font::default_font());
- StylePainter::paint_frame(context.painter(), enclosing_int_rect(rect()), context.palette(), FrameShape::Container, FrameShadow::Sunken, 2);
- auto alt = node().alt();
- if (alt.is_empty())
- alt = node().src();
- context.painter().draw_text(enclosing_int_rect(rect()), alt, TextAlignment::Center, style().color_or_fallback(CSS::PropertyID::Color, document(), Color::Black), TextElision::Right);
- } else if (node().bitmap())
- context.painter().draw_scaled_bitmap(enclosing_int_rect(rect()), *node().bitmap(), node().bitmap()->rect());
- LayoutReplaced::render(context);
- }
- bool LayoutImage::renders_as_alt_text() const
- {
- return !node().image_decoder();
- }
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