Dogcows Code - chaz/openbox/blob - render/render.h

   1 #ifndef __render_h
   2 #define __render_h
   3
   4 #include <X11/Xlib.h> /* some platforms dont include this as needed for Xft */
   5 #define _XFT_NO_COMPAT_ /* no Xft 1 API */
   6 #include <X11/Xft/Xft.h>
   7 #include <glib.h>
   8
   9 typedef union  _RrTextureData      RrTextureData;
  10 typedef struct _RrAppearance       RrAppearance;
  11 typedef struct _RrSurface          RrSurface;
  12 typedef struct _RrFont             RrFont;
  13 typedef struct _RrTexture          RrTexture;
  14 typedef struct _RrTextureMask      RrTextureMask;
  15 typedef struct _RrTextureRGBA      RrTextureRGBA;
  16 typedef struct _RrTextureText      RrTextureText;
  17 typedef struct _RrTextureLineArt   RrTextureLineArt;
  18 typedef struct _RrPixmapMask       RrPixmapMask;
  19 typedef struct _RrInstance         RrInstance;
  20 typedef struct _RrColor            RrColor;
  21
  22 typedef guint32 RrPixel32;
  23 typedef guint16 RrPixel16;
  24
  25 typedef enum {
  26     RR_RELIEF_FLAT,
  27     RR_RELIEF_RAISED,
  28     RR_RELIEF_SUNKEN
  29 } RrReliefType;
  30
  31 typedef enum {
  32     RR_BEVEL_1,
  33     RR_BEVEL_2
  34 } RrBevelType;
  35
  36 typedef enum {
  37     RR_SURFACE_NONE,
  38     RR_SURFACE_PARENTREL,
  39     RR_SURFACE_SOLID,
  40     RR_SURFACE_HORIZONTAL,
  41     RR_SURFACE_VERTICAL,
  42     RR_SURFACE_DIAGONAL,
  43     RR_SURFACE_CROSS_DIAGONAL,
  44     RR_SURFACE_PYRAMID
  45 } RrSurfaceColorType;
  46
  47 typedef enum {
  48     RR_TEXTURE_NONE,
  49     RR_TEXTURE_MASK,
  50     RR_TEXTURE_TEXT,
  51     RR_TEXTURE_LINE_ART,
  52     RR_TEXTURE_RGBA
  53 } RrTextureType;
  54
  55 typedef enum {
  56     RR_JUSTIFY_LEFT,
  57     RR_JUSTIFY_CENTER,
  58     RR_JUSTIFY_RIGHT
  59 } RrJustify;
  60
  61 struct _RrSurface {
  62     RrSurfaceColorType grad;
  63     RrReliefType relief;
  64     RrBevelType bevel;
  65     RrColor *primary;
  66     RrColor *secondary;
  67     RrColor *border_color;
  68     RrColor *bevel_dark;
  69     RrColor *bevel_light;
  70     RrColor *interlace_color;
  71     gboolean interlaced;
  72     gboolean border;
  73     RrAppearance *parent;
  74     gint parentx;
  75     gint parenty;
  76     RrPixel32 *pixel_data;
  77 };
  78
  79 struct _RrTextureText {
  80     RrFont *font;
  81     RrJustify justify;
  82     RrColor *color;
  83     gchar *string;
  84 };
  85
  86 struct _RrPixmapMask {
  87     const RrInstance *inst;
  88     Pixmap mask;
  89     gint width;
  90     gint height;
  91     gchar *data;
  92 };
  93
  94 struct _RrTextureMask {
  95     RrColor *color;
  96     RrPixmapMask *mask;
  97 };
  98
  99 struct _RrTextureRGBA {
 100     gint width;
 101     gint height;
 102     RrPixel32 *data;
 103 /* cached scaled so we don't have to scale often */
 104     gint cwidth;
 105     gint cheight;
 106     RrPixel32 *cache;
 107 };
 108
 109 struct _RrTextureLineArt {
 110     RrColor *color;
 111     gint x1;
 112     gint y1;
 113     gint x2;
 114     gint y2;
 115 };
 116
 117 union _RrTextureData {
 118     RrTextureRGBA rgba;
 119     RrTextureText text;
 120     RrTextureMask mask;
 121     RrTextureLineArt lineart;
 122 };
 123
 124 struct _RrTexture {
 125     RrTextureType type;
 126     RrTextureData data;
 127 };
 128
 129 struct _RrAppearance {
 130     const RrInstance *inst;
 131
 132     RrSurface surface;
 133     gint textures;
 134     RrTexture *texture;
 135     Pixmap pixmap;
 136     XftDraw *xftdraw;
 137
 138     /* cached for internal use */
 139     gint w, h;
 140 };
 141
 142 /* these are the same on all endian machines because it seems to be dependant
 143    on the endianness of the gfx card, not the cpu. */
 144 #define RrDefaultAlphaOffset 24
 145 #define RrDefaultRedOffset 16
 146 #define RrDefaultGreenOffset 8
 147 #define RrDefaultBlueOffset 0
 148
 149 RrInstance* RrInstanceNew (Display *display, gint screen);
 150 void        RrInstanceFree (RrInstance *inst);
 151
 152 Display* RrDisplay      (const RrInstance *inst);
 153 gint     RrScreen       (const RrInstance *inst);
 154 Window   RrRootWindow   (const RrInstance *inst);
 155 Visual*  RrVisual       (const RrInstance *inst);
 156 gint     RrDepth        (const RrInstance *inst);
 157 Colormap RrColormap     (const RrInstance *inst);
 158 gint     RrRedOffset    (const RrInstance *inst);
 159 gint     RrGreenOffset  (const RrInstance *inst);
 160 gint     RrBlueOffset   (const RrInstance *inst);
 161 gint     RrRedShift     (const RrInstance *inst);
 162 gint     RrGreenShift   (const RrInstance *inst);
 163 gint     RrBlueShift    (const RrInstance *inst);
 164 gint     RrRedMask      (const RrInstance *inst);
 165 gint     RrGreenMask    (const RrInstance *inst);
 166 gint     RrBlueMask     (const RrInstance *inst);
 167
 168 RrColor *RrColorNew   (const RrInstance *inst, gint r, gint g, gint b);
 169 RrColor *RrColorParse (const RrInstance *inst, gchar *colorname);
 170 void     RrColorFree  (RrColor *in);
 171
 172 gint     RrColorRed   (const RrColor *c);
 173 gint     RrColorGreen (const RrColor *c);
 174 gint     RrColorBlue  (const RrColor *c);
 175 gulong   RrColorPixel (const RrColor *c);
 176 GC       RrColorGC    (RrColor *c);
 177
 178 RrAppearance *RrAppearanceNew  (const RrInstance *inst, gint numtex);
 179 RrAppearance *RrAppearanceCopy (RrAppearance *a);
 180 void          RrAppearanceFree (RrAppearance *a);
 181
 182 int RrFontMeasureString (const RrFont *f, const gchar *str);
 183 int RrFontHeight        (const RrFont *f);
 184 int RrFontMaxCharWidth  (const RrFont *f);
 185
 186 void RrPaint   (RrAppearance *a, Window win, gint w, gint h);
 187 void RrMinsize (RrAppearance *a, gint *w, gint *h);
 188 void RrMargins (RrAppearance *a, gint *l, gint *t, gint *r, gint *b);
 189
 190 gboolean RrPixmapToRGBA(const RrInstance *inst,
 191                         Pixmap pmap, Pixmap mask,
 192                         gint *w, gint *h, RrPixel32 **data);
 193
 194 #endif /*__render_h*/