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PixelPaint: Draw the current editor selection as marching ants

This patch moves the marching ants painting code to Selection and
unifies the timer mechanism so that all marching ants are synchronized
which looks neat. :^)
This commit is contained in:
Andreas Kling 2021-06-14 17:45:59 +02:00
parent 1b897ec561
commit 4cecd79000
5 changed files with 51 additions and 46 deletions

View file

@ -6,6 +6,7 @@
#pragma once
#include <LibCore/Timer.h>
#include <LibGfx/Rect.h>
namespace PixelPaint {
@ -15,7 +16,7 @@ class ImageEditor;
// Coordinates are image-relative.
class Selection {
public:
Selection() { }
explicit Selection(ImageEditor&);
bool is_empty() const { return m_rect.is_empty(); }
void clear() { m_rect = {}; }
@ -23,8 +24,13 @@ public:
void paint(Gfx::Painter&, ImageEditor const&);
void draw_marching_ants(Gfx::Painter&, Gfx::IntRect const&) const;
private:
ImageEditor& m_editor;
Gfx::IntRect m_rect;
RefPtr<Core::Timer> m_marching_ants_timer;
int m_marching_ants_offset { 0 };
};
}