killem

[rrdtool.git] / libraries / libart_lgpl-2.3.7 / art_render.h

diff --git a/libraries/libart_lgpl-2.3.7/art_render.h b/libraries/libart_lgpl-2.3.7/art_render.h
deleted file mode 100644 (file)
index b06ce8b..0000000
--- a/libraries/libart_lgpl-2.3.7/art_render.h
+++ /dev/null
@@ -1,177 +0,0 @@
-/*
- * art_render.h: Modular rendering architecture.
- *
- * Libart_LGPL - library of basic graphic primitives
- * Copyright (C) 2000 Raph Levien
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
- */
-
-#ifndef __ART_RENDER_H__
-#define __ART_RENDER_H__
-
-#ifdef __cplusplus
-extern "C" {
-#endif /* __cplusplus */
-
-/* Render object */
-
-#ifndef ART_MAX_DEPTH
-#define ART_MAX_DEPTH 16
-#endif
-
-#if ART_MAX_DEPTH == 16
-typedef art_u16 ArtPixMaxDepth;
-#define ART_PIX_MAX_FROM_8(x) ((x) | ((x) << 8))
-#define ART_PIX_8_FROM_MAX(x) (((x) + 0x80 - (((x) + 0x80) >> 8)) >> 8)
-#else
-#if ART_MAX_DEPTH == 8
-typedef art_u8 ArtPixMaxDepth;
-#define ART_PIX_MAX_FROM_8(x) (x)
-#define ART_PIX_8_FROM_MAX(x) (x)
-#else
-#error ART_MAX_DEPTH must be either 8 or 16
-#endif
-#endif
-
-#define ART_MAX_CHAN 16
-
-typedef struct _ArtRender ArtRender;
-typedef struct _ArtRenderCallback ArtRenderCallback;
-typedef struct _ArtRenderMaskRun ArtRenderMaskRun;
-typedef struct _ArtImageSource ArtImageSource;
-typedef struct _ArtMaskSource ArtMaskSource;
-
-typedef enum {
-  ART_ALPHA_NONE      = 0,
-  ART_ALPHA_SEPARATE  = 1,
-  ART_ALPHA_PREMUL    = 2
-} ArtAlphaType;
-
-typedef enum {
-  ART_COMPOSITE_NORMAL,
-  ART_COMPOSITE_MULTIPLY,
-  /* todo: more */
-  ART_COMPOSITE_CUSTOM
-} ArtCompositingMode;
-
-typedef enum {
-  ART_IMAGE_SOURCE_CAN_CLEAR = 1,
-  ART_IMAGE_SOURCE_CAN_COMPOSITE = 2
-} ArtImageSourceFlags;
-
-struct _ArtRenderMaskRun {
-  int x;
-  int alpha;
-};
-
-struct _ArtRenderCallback {
-  void (*render) (ArtRenderCallback *self, ArtRender *render,
-                 art_u8 *dest, int y);
-  void (*done) (ArtRenderCallback *self, ArtRender *render);
-};
-
-struct _ArtImageSource {
-  ArtRenderCallback super;
-  void (*negotiate) (ArtImageSource *self, ArtRender *render,
-                    ArtImageSourceFlags *p_flags,
-                    int *p_buf_depth, ArtAlphaType *p_alpha_type);
-};
-
-struct _ArtMaskSource {
-  ArtRenderCallback super;
-  int (*can_drive) (ArtMaskSource *self, ArtRender *render);
-  /* For each mask source, ::prepare() is invoked if it is not
-     a driver, or ::invoke_driver() if it is. */
-  void (*invoke_driver) (ArtMaskSource *self, ArtRender *render);
-  void (*prepare) (ArtMaskSource *self, ArtRender *render, art_boolean first);
-};
-
-struct _ArtRender {
-  /* parameters of destination image */
-  int x0, y0;
-  int x1, y1;
-  art_u8 *pixels;
-  int rowstride;
-  int n_chan;
-  int depth;
-  ArtAlphaType alpha_type;
-
-  art_boolean clear;
-  ArtPixMaxDepth clear_color[ART_MAX_CHAN + 1];
-  art_u32 opacity; /* [0..0x10000] */
-
-  ArtCompositingMode compositing_mode;
-
-  ArtAlphaGamma *alphagamma;
-
-  art_u8 *alpha_buf;
-
-  /* parameters of intermediate buffer */
-  int buf_depth;
-  ArtAlphaType buf_alpha;
-  art_u8 *image_buf;
-
-  /* driving alpha scanline data */
-  /* A "run" is a contiguous sequence of x values with the same alpha value. */
-  int n_run;
-  ArtRenderMaskRun *run;
-
-  /* A "span" is a contiguous sequence of x values with non-zero alpha. */
-  int n_span;
-  int *span_x;
-
-  art_boolean need_span;
-};
-
-ArtRender *
-art_render_new (int x0, int y0, int x1, int y1,
-               art_u8 *pixels, int rowstride,
-               int n_chan, int depth, ArtAlphaType alpha_type,
-               ArtAlphaGamma *alphagamma);
-
-void
-art_render_invoke (ArtRender *render);
-
-void
-art_render_clear (ArtRender *render, const ArtPixMaxDepth *clear_color);
-
-void
-art_render_clear_rgb (ArtRender *render, art_u32 clear_rgb);
-
-void
-art_render_mask_solid (ArtRender *render, int opacity);
-
-void
-art_render_image_solid (ArtRender *render, ArtPixMaxDepth *color);
-
-/* The next two functions are for custom mask sources only. */
-void
-art_render_add_mask_source (ArtRender *render, ArtMaskSource *mask_source);
-
-void
-art_render_invoke_callbacks (ArtRender *render, art_u8 *dest, int y);
-
-/* The following function is for custom image sources only. */
-void
-art_render_add_image_source (ArtRender *render, ArtImageSource *image_source);
-
-#ifdef __cplusplus
-}
-#endif /* __cplusplus */
-
-#endif /* __ART_RENDER_H__ */
-