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Diffstat (limited to 'docs/reference/gdk-pixbuf/tmpl/rendering.sgml')
-rw-r--r-- | docs/reference/gdk-pixbuf/tmpl/rendering.sgml | 126 |
1 files changed, 0 insertions, 126 deletions
diff --git a/docs/reference/gdk-pixbuf/tmpl/rendering.sgml b/docs/reference/gdk-pixbuf/tmpl/rendering.sgml deleted file mode 100644 index 2fffd57bc..000000000 --- a/docs/reference/gdk-pixbuf/tmpl/rendering.sgml +++ /dev/null @@ -1,126 +0,0 @@ -<!-- ##### SECTION Title ##### --> -Rendering - -<!-- ##### SECTION Short_Description ##### --> -Rendering a pixbuf to a GDK drawable. - -<!-- ##### SECTION Long_Description ##### --> - <para> - The <application>gdk-pixbuf</application> library provides several - convenience functions to render pixbufs to GDK drawables. It uses - the GdkRGB to render the image data. - </para> - - <para> - At this point there is not a standard alpha channel extension for - the X Window System, so it is not possible to use full opacity - information when painting images to arbitrary drawables. The - <application>gdk-pixbuf</application> convenience functions will - threshold the opacity information to create a bi-level clipping - mask (black and white), and use that to draw the image onto a - drawable. - </para> - - <important> - <para> - Since these functions use GdkRGB for rendering, you must - initialize GdkRGB before using any of them. You can do this by - calling gdk_rgb_init() near the beginning of your program. - </para> - </important> - -<!-- ##### SECTION See_Also ##### --> - <para> - GdkRGB - </para> - -<!-- ##### ENUM GdkPixbufAlphaMode ##### --> - <para> - These values can be passed to - gdk_pixbuf_render_to_drawable_alpha() to control how the alpha - chanel of an image should be handled. This function can create a - bilevel clipping mask (black and white) and use it while painting - the image. In the future, when the X Window System gets an alpha - channel extension, it will be possible to do full alpha - compositing onto arbitrary drawables. For now both cases fall - back to a bilevel clipping mask. - </para> - -@GDK_PIXBUF_ALPHA_BILEVEL: A bilevel clipping mask (black and white) -will be created and used to draw the image. Pixels below 0.5 opacity -will be considered fully transparent, and all others will be -considered fully opaque. -@GDK_PIXBUF_ALPHA_FULL: For now falls back to #GDK_PIXBUF_ALPHA_BILEVEL. -In the future it will do full alpha compositing. - -<!-- ##### FUNCTION gdk_pixbuf_render_to_drawable_alpha ##### --> -<para> - -</para> - -@pixbuf: -@drawable: -@src_x: -@src_y: -@dest_x: -@dest_y: -@width: -@height: -@alpha_mode: -@alpha_threshold: -@dither: -@x_dither: -@y_dither: - - -<!-- ##### FUNCTION gdk_pixbuf_render_to_drawable ##### --> -<para> - -</para> - -@pixbuf: -@drawable: -@gc: -@src_x: -@src_y: -@dest_x: -@dest_y: -@width: -@height: -@dither: -@x_dither: -@y_dither: - - -<!-- ##### FUNCTION gdk_pixbuf_render_threshold_alpha ##### --> -<para> - -</para> - -@pixbuf: -@bitmap: -@src_x: -@src_y: -@dest_x: -@dest_y: -@width: -@height: -@alpha_threshold: - -<!-- ##### FUNCTION gdk_pixbuf_render_pixmap_and_mask ##### --> -<para> - -</para> - -@pixbuf: -@pixmap_return: -@mask_return: -@alpha_threshold: - - -<!-- -Local variables: -mode: sgml -sgml-parent-document: ("../gdk-pixbuf.sgml" "book" "refsect2" "") -End: ---> |