Helper definitions for BView class

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@4425 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/private/interface/ViewAux.h

@@ -0,0 +1,97 @@
+#ifndef _VIEWAUX_H_
+#define _VIEWAUX_H_
+
+#include <BeBuild.h>
+#include <InterfaceDefs.h>
+#include <Rect.h>
+#include <Point.h>
+#include <Region.h>
+#include <Font.h>
+/*
+	URGENT: Move this structure in a private header.
+		This one is copied from Shape.cpp.
+*/
+struct shape_data {
+	uint32	*opList;
+	int32	opCount;
+	int32	opSize;
+	int32	opBlockSize;
+	BPoint	*ptList;
+	int32	ptCount;
+	int32	ptSize;
+	int32	ptBlockSize;
+};
+
+enum {
+	B_VIEW_FONT_BIT				= 0x00000001,
+	B_VIEW_COLORS_BIT			= 0x00000002,
+	B_VIEW_DRAW_MODE_BIT		= 0x00000004,
+	B_VIEW_CLIP_REGION_BIT		= 0x00000008,
+	B_VIEW_LINE_MODES_BIT		= 0x00000010,
+	B_VIEW_BLENDING_BIT			= 0x00000020,
+	B_VIEW_SCALE_BIT			= 0x00000040,
+	B_VIEW_FONT_ALIASING_BIT	= 0x00000080,
+	B_VIEW_COORD_BIT			= 0x00000100,	
+	B_VIEW_ORIGIN_BIT			= 0x00000200,	
+	B_VIEW_PEN_SIZE_BIT			= 0x00000400,
+	B_VIEW_PEN_LOC_BIT			= 0x00000800,
+	
+		// used for archiving
+	B_VIEW_RESIZE_BIT			= 0x00001000,
+	B_VIEW_FLAGS_BIT			= 0x00002000,
+	B_VIEW_EVMASK_BIT			= 0x00004000
+};
+
+struct _view_attr_{
+			BFont				font;
+			uint16				fontFlags;
+
+			BPoint				penPosition;
+			float				penSize;
+
+			rgb_color			highColor;
+			rgb_color			lowColor;
+			rgb_color			viewColor;
+			
+			pattern				patt;
+
+			drawing_mode		drawingMode;
+				// clipping region for our view
+			BRegion				clippingRegion;
+				// local coordinate system
+			BPoint				coordSysOrigin;
+				// line modes
+			join_mode			lineJoin;
+			cap_mode			lineCap;
+			float				miterLimit;
+				// alpha blending
+			source_alpha		alphaSrcMode;
+			alpha_function		alphaFncMode;
+				// scale
+			float				scale;
+				// font aliasing. Used for printing only!
+			bool				fontAliasing;
+				// flags used for synchronization with app_server
+			uint16				flags;
+				// flags used for archiving
+			uint16				archivingFlags;
+};
+
+struct _array_hdr_{
+	float			startX;
+	float			startY;	
+	float			endX;
+	float			endY;
+	rgb_color		color;
+};
+
+struct _array_data_{
+		// the max number of points in the array
+	uint32			maxCount;
+		// the current number of points in the array	
+	uint32			count;
+		// the array of points
+	_array_hdr_*	array;
+};
+
+#endif