From 1d1ce1b2df4a5f97a1c34a90337d0c3732f7959e Mon Sep 17 00:00:00 2001
From: Vito Caputo <vcaputo@pengaru.com>
Date: Sun, 15 Apr 2018 14:57:17 -0700
Subject: *: initial commit of whale compo

This is my contribution to our Hungrycat production
blender 2018 entry, assets to follow.
---
 src/svg-node.c | 88 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 88 insertions(+)
 create mode 100644 src/svg-node.c

(limited to 'src/svg-node.c')

diff --git a/src/svg-node.c b/src/svg-node.c
new file mode 100644
index 0000000..7b5541b
--- /dev/null
+++ b/src/svg-node.c
@@ -0,0 +1,88 @@
+/*
+ *  Copyright (C) 2018  Vito Caputo - <vcaputo@pengaru.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify it
+ *  under the terms of the GNU General Public License version 3 as published
+ *  by the Free Software Foundation.
+ *
+ *  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/>.
+ */
+
+#include <SDL.h>
+
+#include "aabb.h"
+#include "macros.h"
+#include "whale-svg.h"
+#include "stage.h"
+
+static int svg_node_render(SDL_Renderer *renderer, void *object, int width, int height, SDL_Texture **texture)
+{
+	SDL_Surface	*surface;
+
+	if (*texture)	/* if there's a cached texture, do nothing. */
+		return 0;
+
+	surface = whale_svg_render((whale_svg_t *)object, width, height);
+	fatal_if(!surface, "Unable to render svg surface");
+
+	*texture = SDL_CreateTextureFromSurface(renderer, surface);
+	fatal_if(!*texture, "Unable to create texture from svg surface");
+
+	SDL_FreeSurface(surface);
+
+	return 1;
+}
+
+static void svg_node_free(void *object)
+{
+	whale_svg_free(object);
+}
+
+stage_node_t * svg_node_new_file(stage_t *stage, const char *name, const char *file, int layer, aabb_t aabb)
+{
+	stage_node_t	*node;
+	whale_svg_t	*svg;
+
+	svg = whale_svg_new_file(file);
+	fatal_if(!svg, "Unable to open svg \"%s\"", file);
+
+	node = stage_node_new(stage, layer, name, svg, svg_node_render, svg_node_free);
+	fatal_if(!node, "Unable to create stage node");
+
+	stage_node_set_aabb(stage, node, &aabb);
+
+	return node;
+}
+
+stage_node_t * svg_node_new_buffer(stage_t *stage, const char *name, const char *buf, size_t count, int layer, aabb_t aabb)
+{
+	stage_node_t	*node;
+	whale_svg_t	*svg;
+
+	svg = whale_svg_new_buffer(buf, count);
+	fatal_if(!svg, "Unable to open svg buffer for \"%s\"", name);
+
+	node = stage_node_new(stage, layer, name, svg, svg_node_render, svg_node_free);
+	fatal_if(!node, "Unable to create stage node");
+
+	stage_node_set_aabb(stage, node, &aabb);
+
+	return node;
+}
+
+
+void svg_node_replace_buffer(stage_t *stage, stage_node_t *node, const char *name, const char *buf, size_t count)
+{
+	whale_svg_t	*svg;
+
+	svg = whale_svg_new_buffer(buf, count);
+	fatal_if(!svg, "Unable to open svg buffer for \"%s\"", name);
+
+	stage_node_replace(stage, node, name, svg, svg_node_render, svg_node_free);
+}
-- 
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