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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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11
Userland/Applications/PixelPaint/PickerTool.cpp
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@ -18,12 +18,15 @@ PickerTool::~PickerTool()
{
}
void PickerTool::on_mousedown(Layer& layer, MouseEvent& event)
void PickerTool::on_mousedown(Layer* layer, MouseEvent& event)
{
auto& layer_event = event.layer_event();
if (!layer.rect().contains(layer_event.position()))
if (!layer)
return;
auto color = layer.bitmap().get_pixel(layer_event.position());
auto& layer_event = event.layer_event();
if (!layer->rect().contains(layer_event.position()))
return;
auto color = layer->bitmap().get_pixel(layer_event.position());
if (layer_event.button() == GUI::MouseButton::Left)
m_editor->set_primary_color(color);
else if (layer_event.button() == GUI::MouseButton::Right)