X-Git-Url: https://git.brokenzipper.com/gitweb?a=blobdiff_plain;f=otk%2Frendercontrol.hh;h=5e21da291f0cc3528428d0eec0184e366d27aad2;hb=7fe3301e7ea905a8a76d54c22751f3d8a346e28b;hp=7d629b6ce34ec8d527016cc24a44ef2d52aaed8d;hpb=58847af218e486f5c1a34ffe947a961a74f97c0a;p=chaz%2Fopenbox diff --git a/otk/rendercontrol.hh b/otk/rendercontrol.hh index 7d629b6c..5e21da29 100644 --- a/otk/rendercontrol.hh +++ b/otk/rendercontrol.hh @@ -16,72 +16,64 @@ class RenderTexture; class Font; class RenderColor; class ustring; +class PixmapMask; class RenderControl { protected: int _screen; - /* - // color tables, meaning, 256 (possibly) different shades of each color, - // based on the number of bits there are available for each color in the - // visual - unsigned char _red_color_table[256]; - unsigned char _green_color_table[256]; - unsigned char _blue_color_table[256]; - */ - -/* - Bool _dither; - - int _cpc; // colors-per-channel: must be a value between [2,6] - int _bpp; // bits-per-pixel - - unsigned int *_grad_xbuffer; - unsigned int *_grad_ybuffer; - unsigned int _grad_buffer_width; - unsigned int _grad_buffer_height; - - unsigned long *_sqrt_table; - - // These values are all determined based on a visual - - int _red_bits; // the number of bits (1-255) that each shade of color - int _green_bits; // spans across. best case is 1, which gives 255 shades. - int _blue_bits; - unsigned char _red_color_table[256]; - unsigned char _green_color_table[256]; - unsigned char _blue_color_table[256]; - - // These are only used for TrueColor visuals - int _red_offset; // the offset of each color in a color mask - int _green_offset; - int _blue_offset; - - // These are only used for !TrueColor visuals - XColor *_colors; - int _ncolors; -*/ +// bool _dither; RenderControl(int screen); + inline void highlight(pixel32 *x, pixel32 *y, bool raised) const; + void verticalGradient(Surface &sf, const RenderTexture &texture) const; + void diagonalGradient(Surface &sf, const RenderTexture &texture) const; + void crossDiagonalGradient(Surface &sf, const RenderTexture &texture) const; + virtual void drawGradientBackground(Surface &sf, + const RenderTexture &texture) const; virtual void drawSolidBackground(Surface& sf, const RenderTexture& texture) const; - + + //! Reduces a Surface's Surface::pixelData so that it will display correctly + //! on the screen's depth + /*! + This function allocates and sets the im->data member. The allocated memory + will be freed when XDetroyImage is called on the XImage. + */ + virtual void reduceDepth(Surface &sf, XImage *im) const = 0; + public: virtual ~RenderControl(); static RenderControl *getRenderControl(int screen); - virtual void drawRoot(const RenderColor &color) const; + //! Draws a background onto a Surface, as specified by a RenderTexture + /*! + This function will overwrite the entire surface. + */ + virtual void drawBackground(Surface &sf, + const RenderTexture &texture) const; + + //! Draws an image onto the surface + /*! + This function will overwrite the entire surface.
+ The image must be specified in 32-bit packed ARGB format. The current + background will be used for applying the alpha. + */ + virtual void drawImage(Surface &sf, int w, int h, + unsigned long *data) const; //! Draws a string onto a Surface virtual void drawString(Surface &sf, const Font &font, int x, int y, const RenderColor &color, const ustring &string) const; - //! Draws a background onto a Surface, as specified by a RenderTexture - virtual void drawBackground(Surface &sf, - const RenderTexture &texture) const = 0; + //! Draws a PixmapMask with a specified color onto a Surface + virtual void drawMask(Surface &sf, const RenderColor &color, + const PixmapMask &mask) const; + + virtual void allocateColor(XColor *color) const = 0; }; }