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Commit	Line	Data
9e730a78 RD	1	// Scintilla source code edit control
9e730a78 RD	2	/** @file XPM.h
8e54aaed	3	** Define a class that holds data in the X Pixmap (XPM) format.
9e730a78 RD	4	**/
	5	// Copyright 1998-2003 by Neil Hodgson <neilh@scintilla.org>
	6	// The License.txt file describes the conditions under which this software may be distributed.
	7
	8	#ifndef XPM_H
	9	#define XPM_H
	10
7e0c58e9 RD	11	#ifdef SCI_NAMESPACE
	12	namespace Scintilla {
	13	#endif
	14
9e730a78 RD	15	/**
	16	* Hold a pixmap in XPM format.
	17	*/
	18	class XPM {
9e96e16f	19	int pid; // Assigned by container
9e730a78 RD	20	int height;
	21	int width;
	22	int nColours;
	23	char *data;
	24	char codeTransparent;
	25	char *codes;
1dcf666d RD	26	ColourDesired *colours;
	27	ColourDesired ColourDesiredFromCode(int ch) const;
	28	ColourDesired ColourFromCode(int ch) const;
9e730a78 RD	29	void FillRun(Surface *surface, int code, int startX, int y, int x);
9e730a78 RD	30	char **lines;
1dcf666d	31	ColourDesired *colourCodeTable[256];
9e730a78 RD	32	public:
9e730a78 RD	33	XPM(const char *textForm);
1dcf666d	34	XPM(const char const linesForm);
9e730a78 RD	35	~XPM();
9e730a78 RD	36	void Init(const char *textForm);
1dcf666d	37	void Init(const char const linesForm);
9e730a78	38	void Clear();
8e54aaed	39	/// Decompose image into runs and use FillRectangle for each run
9e730a78 RD	40	void Draw(Surface *surface, PRectangle &rc);
9e730a78 RD	41	char **InLinesForm() { return lines; }
9e96e16f	42	void SetId(int pid_) { pid = pid_; }
1dcf666d RD	43	int GetId() const { return pid; }
	44	int GetHeight() const { return height; }
	45	int GetWidth() const { return width; }
	46	void PixelAt(int x, int y, ColourDesired &colour, bool &transparent) const;
9e730a78 RD	47	static const char *LinesFormFromTextForm(const char textForm);
	48	};
	49
	50	/**
	51	* A collection of pixmaps indexed by integer id.
	52	*/
	53	class XPMSet {
8e54aaed RD	54	XPM **set; ///< The stored XPMs.
	55	int len; ///< Current number of XPMs.
	56	int maximum; ///< Current maximum number of XPMs, increased by steps if reached.
	57	int height; ///< Memorize largest height of the set.
	58	int width; ///< Memorize largest width of the set.
9e730a78 RD	59	public:
	60	XPMSet();
	61	~XPMSet();
8e54aaed	62	/// Remove all XPMs.
9e730a78	63	void Clear();
8e54aaed	64	/// Add a XPM.
1dcf666d	65	void Add(int ident, const char *textForm);
8e54aaed	66	/// Get XPM by id.
1dcf666d	67	XPM *Get(int ident);
8e54aaed	68	/// Give the largest height of the set.
9e730a78	69	int GetHeight();
8e54aaed	70	/// Give the largest width of the set.
9e730a78 RD	71	int GetWidth();
	72	};
	73
1dcf666d RD	74	/**
	75	* An translucent image stoed as a sequence of RGBA bytes.
	76	*/
	77	class RGBAImage {
	78	// Private so RGBAImage objects can not be copied
	79	RGBAImage(const RGBAImage &);
	80	RGBAImage &operator=(const RGBAImage &);
	81	int height;
	82	int width;
	83	std::vector<unsigned char> pixelBytes;
	84	public:
	85	RGBAImage(int width_, int height_, const unsigned char *pixels_);
	86	RGBAImage(const XPM &xpm);
	87	virtual ~RGBAImage();
	88	int GetHeight() const { return height; }
	89	int GetWidth() const { return width; }
	90	int CountBytes() const;
	91	const unsigned char *Pixels() const;
	92	void SetPixel(int x, int y, ColourDesired colour, int alpha=0xff);
	93	};
	94
	95	/**
	96	* A collection of RGBAImage pixmaps indexed by integer id.
	97	*/
	98	class RGBAImageSet {
	99	typedef std::map<int, RGBAImage*> ImageMap;
	100	ImageMap images;
	101	mutable int height; ///< Memorize largest height of the set.
	102	mutable int width; ///< Memorize largest width of the set.
	103	public:
	104	RGBAImageSet();
	105	~RGBAImageSet();
	106	/// Remove all images.
	107	void Clear();
	108	/// Add an image.
	109	void Add(int ident, RGBAImage *image);
	110	/// Get image by id.
	111	RGBAImage *Get(int ident);
	112	/// Give the largest height of the set.
	113	int GetHeight() const;
	114	/// Give the largest width of the set.
	115	int GetWidth() const;
	116	};
	117
7e0c58e9 RD	118	#ifdef SCI_NAMESPACE
	119	}
	120	#endif
	121
9e730a78	122	#endif