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PixelPaint: Make Layer passed to tools a pointer

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Some tools (e.g. ZoomTool) doesn't need layer to work. This commit
makes mouse events fire even if there is no layer. This fixes
a bug that ZoomTool didn't work when there is no layers.
This commit is contained in:
Maciej Zygmanowski 2021-08-25 10:07:24 +02:00 • committed by Andreas Kling
parent 0224dc2882
commit 3ad9df1522
28 changed files with 202 additions and 136 deletions
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12
Userland/Applications/PixelPaint/SprayTool.cpp
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@ -63,8 +63,11 @@ void SprayTool::paint_it()
layer->did_modify_bitmap(Gfx::IntRect::centered_on(m_last_pos, Gfx::IntSize(base_radius * 2, base_radius * 2)));
}
void SprayTool::on_mousedown(Layer&, MouseEvent& event)
void SprayTool::on_mousedown(Layer* layer, MouseEvent& event)
{
if (!layer)
return;
auto& layer_event = event.layer_event();
m_color = m_editor->color_for(layer_event);
m_last_pos = layer_event.position();
@ -72,8 +75,11 @@ void SprayTool::on_mousedown(Layer&, MouseEvent& event)
paint_it();
}
void SprayTool::on_mousemove(Layer&, MouseEvent& event)
void SprayTool::on_mousemove(Layer* layer, MouseEvent& event)
{
if (!layer)
return;
m_last_pos = event.layer_event().position();
if (m_timer->is_active()) {
paint_it();
@ -81,7 +87,7 @@ void SprayTool::on_mousemove(Layer&, MouseEvent& event)
}
}
void SprayTool::on_mouseup(Layer&, MouseEvent&)
void SprayTool::on_mouseup(Layer*, MouseEvent&)
{
if (m_timer->is_active()) {
m_timer->stop();