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PixelPaint: Add a GUI for editing opacity and visibility of layers

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Also, make the layer stack rendering respect opacity and visibility.
This commit is contained in:
Andreas Kling 2020-07-23 20:33:38 +02:00
parent d7be3faab5
commit b560445c84
8 changed files with 191 additions and 13 deletions
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23
Applications/PixelPaint/Layer.h
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@ -29,20 +29,24 @@
#include <AK/Noncopyable.h>
#include <AK/RefCounted.h>
#include <AK/String.h>
#include <AK/Weakable.h>
#include <LibGfx/Bitmap.h>
namespace PixelPaint {
class Image;
class Layer : public RefCounted<Layer> {
class Layer
: public RefCounted<Layer>
, public Weakable<Layer> {
AK_MAKE_NONCOPYABLE(Layer);
AK_MAKE_NONMOVABLE(Layer);
public:
static RefPtr<Layer> create_with_size(const Gfx::IntSize&, const String& name);
static RefPtr<Layer> create_with_size(Image&, const Gfx::IntSize&, const String& name);
~Layer() {}
~Layer() { }
const Gfx::IntPoint& location() const { return m_location; }
void set_location(const Gfx::IntPoint& location) { m_location = location; }
@ -62,14 +66,25 @@ public:
void set_selected(bool selected) { m_selected = selected; }
bool is_selected() const { return m_selected; }
bool is_visible() const { return m_visible; }
void set_visible(bool visible);
int opacity_percent() const { return m_opacity_percent; }
void set_opacity_percent(int);
private:
explicit Layer(const Gfx::IntSize&, const String& name);
explicit Layer(Image&, const Gfx::IntSize&, const String& name);
Image& m_image;
String m_name;
Gfx::IntPoint m_location;
RefPtr<Gfx::Bitmap> m_bitmap;
bool m_selected { false };
bool m_visible { true };
int m_opacity_percent { 100 };
};
}