88 lines
3.1 KiB
C++
88 lines
3.1 KiB
C++
/*
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* Copyright 2006-2007, Haiku Inc.
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* Distributed under the terms of the MIT License.
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*
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* Authors:
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* Stefano Ceccherini (burton666@libero.it)
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*/
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#ifndef _PICTURE_DATA_WRITER_H
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#define _PICTURE_DATA_WRITER_H
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#include <InterfaceDefs.h>
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#include <Font.h>
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#include <OS.h>
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#include <stack>
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class BPositionIO;
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class BRegion;
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class PictureDataWriter {
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public:
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PictureDataWriter();
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PictureDataWriter(BPositionIO *data);
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virtual ~PictureDataWriter();
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status_t SetTo(BPositionIO *data);
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status_t WriteSetHighColor(const rgb_color &color);
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status_t WriteSetLowColor(const rgb_color &color);
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status_t WriteSetOrigin(const BPoint &point);
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status_t WriteSetDrawingMode(const drawing_mode &mode);
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status_t WriteSetPenLocation(const BPoint &point);
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status_t WriteSetPenSize(const float &penSize);
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status_t WriteSetLineMode(const cap_mode &cap, const join_mode &join, const float &miterLimit);
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status_t WriteSetScale(const float &scale);
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status_t WriteSetPattern(const pattern &pat);
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status_t WriteSetClipping(const BRegion ®ion);
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status_t WriteClearClipping();
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status_t WritePushState();
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status_t WritePopState();
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status_t WriteSetFontFamily(const font_family family);
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status_t WriteSetFontStyle(const font_style style);
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status_t WriteSetFontSpacing(const int32 &spacing);
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status_t WriteSetFontSize(const float &size);
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status_t WriteSetFontRotation(const float &rotation);
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status_t WriteSetFontEncoding(const int32 &encoding);
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status_t WriteSetFontFlags(const int32 &flags);
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status_t WriteSetFontShear(const float &shear);
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status_t WriteSetFontFace(const int32 &face);
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status_t WriteStrokeLine(const BPoint &start, const BPoint &end);
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status_t WriteInvertRect(const BRect &rect);
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status_t WriteDrawRect(const BRect &rect, const bool &fill);
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status_t WriteDrawRoundRect(const BRect &rect, const BPoint &radius, const bool &fill);
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status_t WriteDrawEllipse(const BRect &rect, const bool &fill);
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status_t WriteDrawArc(const BPoint ¢er, const BPoint &radius,
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const float &startTheta, const float &arcTheta, const bool &fill);
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status_t WriteDrawPolygon(const int32 &numPoints, BPoint *points,
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const bool &isClosed, const bool &fill);
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status_t WriteDrawBezier(const BPoint points[4], const bool &fill);
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status_t WriteDrawString(const BPoint &where, const char *string,
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const int32 &length, const escapement_delta &delta);
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status_t WriteDrawShape(const int32 &opCount, const void *opList,
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const int32 &ptCount, const void *ptList, const bool &fill);
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status_t WriteDrawBitmap(const BRect &srcRect, const BRect &dstRect, const int32 &width, const int32 &height,
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const int32 &bytesPerRow, const int32 &colorSpace, const int32 &flags,
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const void *data, const int32 &length);
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status_t WriteDrawPicture(const BPoint &where, const int32 &token);
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protected:
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// throw a status_t on error
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void BeginOp(const int16 &op);
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void EndOp();
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void WriteData(const void *data, size_t size);
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template <typename T> void Write(const T &data) { WriteData(&data, sizeof(data)); }
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private:
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BPositionIO *fData;
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std::stack<off_t> fStack;
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};
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#endif // _PICTURE_DATA_WRITER_H
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