ea435b99a8
If an icon is the same as one in the cache, then it uses that one. icons of different sizes (from the same client) are linked together into one, and resizes of icons are cached and linked to all the various sizes. so you only need one icon in memory for all your terminals now. ya!
337 lines
9.8 KiB
C
337 lines
9.8 KiB
C
/* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
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render.h for the Openbox window manager
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Copyright (c) 2006 Mikael Magnusson
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Copyright (c) 2003-2007 Dana Jansens
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Copyright (c) 2003 Derek Foreman
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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See the COPYING file for a copy of the GNU General Public License.
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*/
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#ifndef __render_h
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#define __render_h
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#include "geom.h"
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#include "render/version.h"
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#include <X11/Xlib.h> /* some platforms dont include this as needed for Xft */
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#include <pango/pangoxft.h>
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#include <glib.h>
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G_BEGIN_DECLS
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typedef union _RrTextureData RrTextureData;
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typedef struct _RrAppearance RrAppearance;
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typedef struct _RrSurface RrSurface;
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typedef struct _RrFont RrFont;
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typedef struct _RrTexture RrTexture;
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typedef struct _RrTextureMask RrTextureMask;
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typedef struct _RrTextureRGBA RrTextureRGBA;
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typedef struct _RrTextureImage RrTextureImage;
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typedef struct _RrTextureText RrTextureText;
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typedef struct _RrTextureLineArt RrTextureLineArt;
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typedef struct _RrPixmapMask RrPixmapMask;
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typedef struct _RrInstance RrInstance;
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typedef struct _RrColor RrColor;
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typedef struct _RrImage RrImage;
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typedef struct _RrImagePic RrImagePic;
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typedef struct _RrImageCache RrImageCache;
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typedef guint32 RrPixel32;
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typedef guint16 RrPixel16;
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typedef guchar RrPixel8;
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typedef enum {
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RR_RELIEF_FLAT,
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RR_RELIEF_RAISED,
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RR_RELIEF_SUNKEN
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} RrReliefType;
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typedef enum {
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RR_BEVEL_1,
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RR_BEVEL_2
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} RrBevelType;
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typedef enum {
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RR_SURFACE_NONE,
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RR_SURFACE_PARENTREL,
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RR_SURFACE_SOLID,
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RR_SURFACE_SPLIT_VERTICAL,
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RR_SURFACE_HORIZONTAL,
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RR_SURFACE_VERTICAL,
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RR_SURFACE_DIAGONAL,
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RR_SURFACE_CROSS_DIAGONAL,
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RR_SURFACE_PYRAMID,
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RR_SURFACE_MIRROR_HORIZONTAL
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} RrSurfaceColorType;
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typedef enum {
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RR_TEXTURE_NONE,
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RR_TEXTURE_MASK,
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RR_TEXTURE_TEXT,
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RR_TEXTURE_LINE_ART,
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RR_TEXTURE_RGBA,
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RR_TEXTURE_IMAGE
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} RrTextureType;
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typedef enum {
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RR_JUSTIFY_LEFT,
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RR_JUSTIFY_CENTER,
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RR_JUSTIFY_RIGHT
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} RrJustify;
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/* Put middle first so it's the default */
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typedef enum {
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RR_ELLIPSIZE_MIDDLE,
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RR_ELLIPSIZE_NONE,
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RR_ELLIPSIZE_START,
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RR_ELLIPSIZE_END
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} RrEllipsizeMode;
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typedef enum {
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RR_FONTWEIGHT_LIGHT,
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RR_FONTWEIGHT_NORMAL,
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RR_FONTWEIGHT_SEMIBOLD,
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RR_FONTWEIGHT_BOLD,
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RR_FONTWEIGHT_ULTRABOLD
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} RrFontWeight;
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typedef enum {
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RR_FONTSLANT_NORMAL,
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RR_FONTSLANT_ITALIC,
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RR_FONTSLANT_OBLIQUE
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} RrFontSlant;
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struct _RrSurface {
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RrSurfaceColorType grad;
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RrReliefType relief;
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RrBevelType bevel;
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RrColor *primary;
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RrColor *secondary;
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RrColor *border_color;
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RrColor *bevel_dark;
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RrColor *bevel_light;
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RrColor *interlace_color;
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gboolean interlaced;
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gboolean border;
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RrAppearance *parent;
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gint parentx;
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gint parenty;
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RrPixel32 *pixel_data;
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gint bevel_dark_adjust; /* 0-255, default is 64 */
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gint bevel_light_adjust; /* 0-255, default is 128 */
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RrColor *split_primary;
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RrColor *split_secondary;
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};
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struct _RrTextureText {
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RrFont *font;
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RrJustify justify;
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RrColor *color;
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const gchar *string;
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gint shadow_offset_x;
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gint shadow_offset_y;
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RrColor *shadow_color;
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guchar shadow_alpha;
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gboolean shortcut; /*!< Underline a character */
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guint shortcut_pos; /*!< Position in bytes of the character to underline */
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RrEllipsizeMode ellipsize;
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gboolean flow; /* allow multiple lines. must set maxwidth below */
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gint maxwidth;
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};
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struct _RrPixmapMask {
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const RrInstance *inst;
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Pixmap mask;
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gint width;
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gint height;
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gchar *data;
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};
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struct _RrTextureMask {
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RrColor *color;
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RrPixmapMask *mask;
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};
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struct _RrTextureRGBA {
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gint width;
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gint height;
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gint alpha;
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RrPixel32 *data;
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/* size and position to draw at (if these are zero, then it will be
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drawn to fill the entire texture */
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gint tx;
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gint ty;
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gint twidth;
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gint theight;
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};
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struct _RrTextureImage {
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RrImage *image;
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gint alpha;
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/* size and position to draw at (if these are zero, then it will be
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drawn to fill the entire texture */
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gint tx;
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gint ty;
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gint twidth;
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gint theight;
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};
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struct _RrTextureLineArt {
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RrColor *color;
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gint x1;
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gint y1;
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gint x2;
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gint y2;
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};
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union _RrTextureData {
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RrTextureRGBA rgba;
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RrTextureImage image;
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RrTextureText text;
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RrTextureMask mask;
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RrTextureLineArt lineart;
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};
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struct _RrTexture {
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/* If changing the type of a texture, you should DEFINITELY call
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RrAppearanceClearTextures() first! */
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RrTextureType type;
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RrTextureData data;
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};
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struct _RrAppearance {
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const RrInstance *inst;
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RrSurface surface;
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gint textures;
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RrTexture *texture;
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Pixmap pixmap;
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XftDraw *xftdraw;
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/* cached for internal use */
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gint w, h;
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};
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/*! Holds a RGBA image picture */
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struct _RrImagePic {
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gint width, height;
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RrPixel32 *data;
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};
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/*! An RrImage is a sort of meta-image. It can contain multiple versions of
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an image at different sizes, which may or may not be completely different
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pictures */
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struct _RrImage {
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gint ref;
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struct _RrImageCache *cache;
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struct _RrImagePic **original;
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gint n_original;
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struct _RrImagePic **resized;
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gint n_resized;
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};
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/* these are the same on all endian machines because it seems to be dependant
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on the endianness of the gfx card, not the cpu. */
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#define RrDefaultAlphaOffset 24
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#define RrDefaultRedOffset 16
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#define RrDefaultGreenOffset 8
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#define RrDefaultBlueOffset 0
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#define RrDefaultFontFamily "arial,sans"
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#define RrDefaultFontSize 8
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#define RrDefaultFontWeight RR_FONTWEIGHT_NORMAL
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#define RrDefaultFontSlant RR_FONTSLANT_NORMAL
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RrInstance* RrInstanceNew (Display *display, gint screen);
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void RrInstanceFree (RrInstance *inst);
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Display* RrDisplay (const RrInstance *inst);
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gint RrScreen (const RrInstance *inst);
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Window RrRootWindow (const RrInstance *inst);
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Visual* RrVisual (const RrInstance *inst);
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gint RrDepth (const RrInstance *inst);
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Colormap RrColormap (const RrInstance *inst);
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gint RrRedOffset (const RrInstance *inst);
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gint RrGreenOffset (const RrInstance *inst);
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gint RrBlueOffset (const RrInstance *inst);
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gint RrRedShift (const RrInstance *inst);
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gint RrGreenShift (const RrInstance *inst);
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gint RrBlueShift (const RrInstance *inst);
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gint RrRedMask (const RrInstance *inst);
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gint RrGreenMask (const RrInstance *inst);
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gint RrBlueMask (const RrInstance *inst);
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RrColor *RrColorNew (const RrInstance *inst, gint r, gint g, gint b);
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RrColor *RrColorParse (const RrInstance *inst, gchar *colorname);
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void RrColorFree (RrColor *in);
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gint RrColorRed (const RrColor *c);
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gint RrColorGreen (const RrColor *c);
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gint RrColorBlue (const RrColor *c);
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gulong RrColorPixel (const RrColor *c);
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GC RrColorGC (RrColor *c);
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RrAppearance *RrAppearanceNew (const RrInstance *inst, gint numtex);
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RrAppearance *RrAppearanceCopy (RrAppearance *a);
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void RrAppearanceFree (RrAppearance *a);
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void RrAppearanceRemoveTextures(RrAppearance *a);
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void RrAppearanceAddTextures(RrAppearance *a, gint numtex);
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/*! Always call this when changing the type of a texture in an appearance */
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void RrAppearanceClearTextures(RrAppearance *a);
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RrFont *RrFontOpen (const RrInstance *inst, const gchar *name,
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gint size, RrFontWeight weight, RrFontSlant slant);
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RrFont *RrFontOpenDefault (const RrInstance *inst);
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void RrFontClose (RrFont *f);
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RrSize *RrFontMeasureString (const RrFont *f, const gchar *str,
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gint shadow_offset_x, gint shadow_offset_y,
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gboolean flow, gint maxwidth);
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gint RrFontHeight (const RrFont *f, gint shadow_offset_y);
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gint RrFontMaxCharWidth (const RrFont *f);
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/* Paint into the appearance. The old pixmap is returned (if there was one). It
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is the responsibility of the caller to call XFreePixmap on the return when
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it is non-null. */
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Pixmap RrPaintPixmap (RrAppearance *a, gint w, gint h);
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void RrPaint (RrAppearance *a, Window win, gint w, gint h);
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void RrMinSize (RrAppearance *a, gint *w, gint *h);
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gint RrMinWidth (RrAppearance *a);
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/* For text textures, if flow is TRUE, then the string must be set before
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calling this, otherwise it doesn't need to be */
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gint RrMinHeight (RrAppearance *a);
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void RrMargins (RrAppearance *a, gint *l, gint *t, gint *r, gint *b);
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gboolean RrPixmapToRGBA(const RrInstance *inst,
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Pixmap pmap, Pixmap mask,
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gint *w, gint *h, RrPixel32 **data);
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RrImageCache* RrImageCacheNew();
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void RrImageCacheRef(RrImageCache *self);
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void RrImageCacheUnref(RrImageCache *self);
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/*! Finds an image in the cache, if it is already in there */
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RrImage* RrImageCacheFind(RrImageCache *self,
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RrPixel32 *data, gint w, gint h);
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RrImage* RrImageNew(RrImageCache *cache);
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void RrImageRef(RrImage *im);
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void RrImageUnref(RrImage *im);
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void RrImageAddPicture(RrImage *im, RrPixel32 *data, gint w, gint h);
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void RrImageRemovePicture(RrImage *im, gint w, gint h);
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G_END_DECLS
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#endif /*__render_h*/
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