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Code Issues Activity Actions

PixelPaint: Move LayerListWidget gadget rect computation to a function

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This will allow functions other than paint_event() to use the various
gadget rects (thumbnail, text, etc.)
This commit is contained in:
Andreas Kling 2021-07-09 21:27:21 +02:00
parent 1cec672e69
commit 285f0383d4
2 changed files with 21 additions and 13 deletions
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33
Userland/Applications/PixelPaint/LayerListWidget.cpp
View file

@ -57,6 +57,22 @@ void LayerListWidget::resize_event(GUI::ResizeEvent& event)
relayout_gadgets();
}
void LayerListWidget::get_gadget_rects(Gadget const& gadget, Gfx::IntRect& outer_rect, Gfx::IntRect& thumbnail_rect, Gfx::IntRect& text_rect)
{
outer_rect = gadget.rect;
outer_rect.translate_by(0, -vertical_scrollbar().value());
outer_rect.translate_by(frame_thickness(), frame_thickness());
if (gadget.is_moving) {
outer_rect.translate_by(0, gadget.movement_delta.y());
}
thumbnail_rect = { outer_rect.x(), outer_rect.y(), outer_rect.height(), outer_rect.height() };
thumbnail_rect.shrink(8, 8);
text_rect = { thumbnail_rect.right() + 10, outer_rect.y(), outer_rect.width(), outer_rect.height() };
text_rect.intersect(outer_rect);
}
void LayerListWidget::paint_event(GUI::PaintEvent& event)
{
GUI::Painter painter(*this);
@ -72,13 +88,10 @@ void LayerListWidget::paint_event(GUI::PaintEvent& event)
auto paint_gadget = [&](auto& gadget) {
auto& layer = m_image->layer(gadget.layer_index);
auto adjusted_rect = gadget.rect;
adjusted_rect.translate_by(0, -vertical_scrollbar().value());
adjusted_rect.translate_by(frame_thickness(), frame_thickness());
if (gadget.is_moving) {
adjusted_rect.translate_by(0, gadget.movement_delta.y());
}
Gfx::IntRect adjusted_rect;
Gfx::IntRect thumbnail_rect;
Gfx::IntRect text_rect;
get_gadget_rects(gadget, adjusted_rect, thumbnail_rect, text_rect);
if (gadget.is_moving) {
painter.fill_rect(adjusted_rect, palette().selection().lightened(1.5f));
@ -87,14 +100,8 @@ void LayerListWidget::paint_event(GUI::PaintEvent& event)
}
painter.draw_rect(adjusted_rect, palette().color(ColorRole::BaseText));
Gfx::IntRect thumbnail_rect { adjusted_rect.x(), adjusted_rect.y(), adjusted_rect.height(), adjusted_rect.height() };
thumbnail_rect.shrink(8, 8);
painter.draw_scaled_bitmap(thumbnail_rect, layer.bitmap(), layer.bitmap().rect());
Gfx::IntRect text_rect { thumbnail_rect.right() + 10, adjusted_rect.y(), adjusted_rect.width(), adjusted_rect.height() };
text_rect.intersect(adjusted_rect);
if (layer.is_visible()) {
painter.draw_text(text_rect, layer.name(), Gfx::TextAlignment::CenterLeft, layer.is_selected() ? palette().selection_text() : palette().button_text());
painter.draw_rect(thumbnail_rect, palette().color(ColorRole::BaseText));

1
Userland/Applications/PixelPaint/LayerListWidget.h
View file

@ -56,6 +56,7 @@ private:
Gfx::IntPoint movement_delta;
};
void get_gadget_rects(Gadget const&, Gfx::IntRect& outer_rect, Gfx::IntRect& thumbnail_rect, Gfx::IntRect& text_rect);
bool is_moving_gadget() const { return m_moving_gadget_index.has_value(); }
Optional<size_t> gadget_at(Gfx::IntPoint const&);