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LibGUI+FileManager: Add a GIcon class to support multi-size icons.

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A GIcon can contain any number of bitmaps internally, and will give you
the best fitting icon when you call bitmap_for_size().
This commit is contained in:
Andreas Kling 2019-03-24 04:28:36 +01:00
parent 7e54fdce99
commit 86413a6f5a
12 changed files with 165 additions and 23 deletions
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11
LibGUI/GVariant.h
View file

@ -1,6 +1,7 @@
#pragma once
#include <AK/AKString.h>
#include <LibGUI/GIcon.h>
#include <SharedGraphics/GraphicsBitmap.h>
class GVariant {
@ -11,6 +12,7 @@ public:
GVariant(int);
GVariant(const String&);
GVariant(const GraphicsBitmap&);
GVariant(const GIcon&);
GVariant(Color);
~GVariant();
@ -22,6 +24,7 @@ public:
String,
Bitmap,
Color,
Icon,
};
bool is_valid() const { return m_type != Type::Invalid; }
@ -31,6 +34,7 @@ public:
bool is_string() const { return m_type == Type::String; }
bool is_bitmap() const { return m_type == Type::Bitmap; }
bool is_color() const { return m_type == Type::Color; }
bool is_icon() const { return m_type == Type::Icon; }
Type type() const { return m_type; }
bool as_bool() const
@ -63,6 +67,12 @@ public:
return *m_value.as_bitmap;
}
GIcon as_icon() const
{
ASSERT(type() == Type::Icon);
return GIcon(*m_value.as_icon);
}
Color as_color() const
{
ASSERT(type() == Type::Color);
@ -85,6 +95,7 @@ private:
union {
StringImpl* as_string;
GraphicsBitmap* as_bitmap;
GIconImpl* as_icon;
bool as_bool;
int as_int;
float as_float;