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PixelPaint: Have layers and images send out notifications on changes
We use this to automatically update the thumbnail in LayerListWidget when you draw into a layer. We also use it to repaint the ImageEditor when the image changes somehow. :^)
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14 changed files with 53 additions and 12 deletions
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@ -77,7 +77,7 @@ void LineTool::on_mouseup(Layer& layer, GUI::MouseEvent& event, GUI::MouseEvent&
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GUI::Painter painter(layer.bitmap());
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painter.draw_line(m_line_start_position, m_line_end_position, m_editor->color_for(m_drawing_button), m_thickness);
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m_drawing_button = GUI::MouseButton::None;
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m_editor->update();
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layer.did_modify_bitmap(*m_editor->image());
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}
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}
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