Adi Oanca
296a7f991d
This is the CORE of the NEW drawing code, which WORKS very well! :-) ATM, only WinBorder remains to be rewritten, but that would be an easy job, because the core is here in Layer class and WinBorder is just a subclass of it... git-svn-id: file:///srv/svn/repos/haiku/trunk/current@6725 a95241bf-73f2-0310-859d-f6bbb57e9c96
141 lines
3.6 KiB
C++
141 lines
3.6 KiB
C++
#ifndef _LAYER_H_
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#define _LAYER_H_
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#include <GraphicsDefs.h>
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#include <Rect.h>
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#include <Region.h>
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#include <List.h>
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#include <String.h>
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#include <OS.h>
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#include <Locker.h>
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#include "RGBColor.h"
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class ServerWindow;
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class RootLayer;
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//class MyDriver;
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class DisplayDriver;
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class LayerData;
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class Layer
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{
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public:
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Layer(BRect frame, const char *name, int32 token, uint32 resize,
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uint32 flags, DisplayDriver *driver);
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virtual ~Layer(void);
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void AddChild(Layer *child, RootLayer *rootLayer = NULL);
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void RemoveChild(Layer *child);
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void RemoveSelf();
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bool HasChild(Layer* layer);
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RootLayer* GetRootLayer() const { return fRootLayer; }
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uint32 CountChildren(void) const;
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Layer* FindLayer(const int32 token);
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Layer* LayerAt(const BPoint &pt);
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virtual Layer* VirtualTopChild() const;
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virtual Layer* VirtualLowerSibling() const;
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virtual Layer* VirtualUpperSibling() const;
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virtual Layer* VirtualBottomChild() const;
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const char* GetName(void) const { return (_name)?_name->String():NULL; }
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void FullInvalidate(const BRect &rect);
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void FullInvalidate(const BRegion ®ion);
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void Invalidate(const BRegion ®ion);
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void RebuildFullRegion(void);
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void StartRebuildRegions( const BRegion& reg, Layer *target, uint32 action, BPoint& pt);
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void RebuildRegions( const BRegion& reg, uint32 action, BPoint pt, BPoint ptOffset);
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uint32 ResizeOthers(float x, float y, BPoint coords[], BPoint *ptOffset);
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void Redraw(const BRegion& reg, Layer *startFrom=NULL);
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void EmptyGlobals();
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virtual void Draw(const BRect &r);
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void SendViewMovedMsg();
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void SendViewResizedMsg();
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virtual void Show(void);
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virtual void Hide(void);
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bool IsHidden(void) const;
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BRect Bounds(void) const;
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BRect Frame(void) const;
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virtual void MoveBy(float x, float y);
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virtual void ResizeBy(float x, float y);
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BRect ConvertToParent(BRect rect);
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BRegion ConvertToParent(BRegion *reg);
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BRect ConvertFromParent(BRect rect);
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BRegion ConvertFromParent(BRegion *reg);
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BRegion ConvertToTop(BRegion *reg);
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BRect ConvertToTop(BRect rect);
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BRegion ConvertFromTop(BRegion *reg);
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BRect ConvertFromTop(BRect rect);
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DisplayDriver* GetDisplayDriver() const { return fDriver; }
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void PruneTree(void);
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void PrintToStream(void);
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void PrintNode(void);
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void PrintTree();
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// server "private" - should not be used
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void SetRootLayer(RootLayer* rl){ fRootLayer = rl; }
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void SetServerWindow(ServerWindow *win);
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private:
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void RequestClientUpdate(const BRegion ®, Layer *startFrom);
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void RequestDraw(const BRegion ®, Layer *startFrom, bool redraw=false);
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ServerWindow* SearchForServerWindow() const;
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protected:
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friend class RootLayer;
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friend class WinBorder;
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friend class Screen;
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friend class ServerWindow;
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friend class Desktop;
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friend class Workspace;
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BRect _frame;
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BPoint _boundsLeftTop;
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Layer *_parent,
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*_uppersibling,
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*_lowersibling,
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*_topchild,
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*_bottomchild;
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mutable Layer *fCurrent;
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BRegion _visible,
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_fullVisible,
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_full,
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fUpdateReg;
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BRegion *clipToPicture;
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bool clipToPictureInverse;
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ServerWindow *_serverwin;
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BString *_name;
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int32 _view_token;
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int32 _level;
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uint32 _flags;
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uint32 _resize_mode;
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bool _hidden;
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bool _is_updating;
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// MyDriver *fDriver;
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DisplayDriver *fDriver;
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LayerData *_layerdata;
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RGBColor fBackColor;
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RootLayer* fRootLayer;
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};
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#endif
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