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Code Issues Activity Actions

PixelPaint: Have layers and images send out notifications on changes

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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. :^)
This commit is contained in:
Andreas Kling 2020-05-25 22:49:50 +02:00
parent de85cd0907
commit dc3de47b03
14 changed files with 53 additions and 12 deletions
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4
Applications/PixelPaint/PenTool.cpp
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@ -48,7 +48,7 @@ void PenTool::on_mousedown(Layer& layer, GUI::MouseEvent& event, GUI::MouseEvent
GUI::Painter painter(layer.bitmap());
painter.draw_line(event.position(), event.position(), m_editor->color_for(event), m_thickness);
m_editor->update();
layer.did_modify_bitmap(*m_editor->image());
m_last_drawing_event_position = event.position();
}
@ -68,7 +68,7 @@ void PenTool::on_mousemove(Layer& layer, GUI::MouseEvent& event, GUI::MouseEvent
painter.draw_line(m_last_drawing_event_position, event.position(), m_editor->color_for(event), m_thickness);
else
painter.draw_line(event.position(), event.position(), m_editor->color_for(event), m_thickness);
m_editor->update();
layer.did_modify_bitmap(*m_editor->image());
m_last_drawing_event_position = event.position();
}