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PixelPaint: Draw the current editor selection as marching ants

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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
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8
Userland/Applications/PixelPaint/Selection.h
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@ -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 };
};
}