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BGradient: add Flatten, Unflatten methods

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Change-Id: I861bab8ae19628d34297c294fd6ce3e5b6c82b34
Reviewed-on: https://review.haiku-os.org/c/haiku/+/2827
Reviewed-by: waddlesplash <[email protected]>
This commit is contained in:
X512
2020-07-13 15:35:38 +00:00
committed by Adrien Destugues
parent 4399ec510d
commit 36ef16bf08
3 changed files with 171 additions and 18 deletions
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headers/os/interface/Gradient.h
+16 -12
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@@ -11,6 +11,7 @@
#include <List.h>
class BDataIO;
class BMessage;
class BRect;
@@ -39,9 +40,9 @@ public:
ColorStop(uint8 r, uint8 g, uint8 b, uint8 a, float o);
ColorStop(const ColorStop& other);
ColorStop();
bool operator!=(const ColorStop& other) const;
rgb_color color;
float offset;
};
@@ -50,42 +51,45 @@ public:
BGradient();
BGradient(BMessage* archive);
virtual ~BGradient();
status_t Archive(BMessage* into,
bool deep = true) const;
BGradient& operator=(const BGradient& other);
bool operator==(const BGradient& other) const;
bool operator!=(const BGradient& other) const;
bool ColorStopsAreEqual(
const BGradient& other) const;
void SetColorStops(const BGradient& other);
int32 AddColor(const rgb_color& color,
float offset);
bool AddColorStop(const ColorStop& colorStop,
int32 index);
bool RemoveColor(int32 index);
bool SetColorStop(int32 index,
const ColorStop& colorStop);
bool SetColor(int32 index, const rgb_color& color);
bool SetOffset(int32 index, float offset);
int32 CountColorStops() const;
ColorStop* ColorStopAt(int32 index) const;
ColorStop* ColorStopAtFast(int32 index) const;
ColorStop* ColorStops() const;
void SortColorStopsByOffset();
Type GetType() const
{ return fType; }
void MakeEmpty();
status_t Flatten(BDataIO* stream) const;
static status_t Unflatten(BGradient *&output, BDataIO* stream);
private:
friend class BGradientLinear;
friend class BGradientRadial;