diff options
author | Thomas White <taw@bitwiz.org.uk> | 2011-05-21 23:42:16 +0200 |
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committer | Thomas White <taw@bitwiz.org.uk> | 2011-05-21 23:42:16 +0200 |
commit | 18285193ab891014089227a459cfab7c2560af02 (patch) | |
tree | 1fcdb08adc359d87e24e60bef69591e6f0c18ede /src/slide_render.c | |
parent | 06836da21128e7ce72d06e208b19078e69c70f9c (diff) |
Add slide rendering machinery
Diffstat (limited to 'src/slide_render.c')
-rw-r--r-- | src/slide_render.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/src/slide_render.c b/src/slide_render.c new file mode 100644 index 0000000..1966fe7 --- /dev/null +++ b/src/slide_render.c @@ -0,0 +1,54 @@ +/* + * slide_render.c + * + * Colloquium - A tiny presentation program + * + * Copyright (c) 2011 Thomas White <taw@bitwiz.org.uk> + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + */ + + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <cairo.h> + +#include "slide_render.h" +#include "presentation.h" + + +int render_slide(struct slide *s) +{ + cairo_surface_t *surf; + cairo_t *cr; + + surf = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, + s->slide_width, s->slide_height); + + cr = cairo_create(surf); + + cairo_rectangle(cr, 0.0, 0.0, s->slide_width, s->slide_height); + cairo_set_source_rgb(cr, 1.0, 1.0, 1.0); + cairo_fill(cr); + + cairo_destroy(cr); + + if ( s->render_cache != NULL ) cairo_surface_destroy(s->render_cache); + s->render_cache = surf; + + return 0; +} |