gui: move gui file to include/gui and lib/gui

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

3 files changed, 115 insertions, 0 deletions

diff --git a/include/gui/graphic_utils.h b/include/gui/graphic_utils.h
new file mode 100644
index 0000000000..9909b6c873
--- /dev/null
+++ b/include/gui/graphic_utils.h
@@ -0,0 +1,17 @@
+/*
+ * Copyright (C) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
+ *
+ * GPL v2
+ */
+
+#ifndef __GRAPHIC_UTILS_H__
+#define __GRAPHIC_UTILS_H__
+
+void rgba_blend(struct fb_info *info, void *image, void* dest, int height,
+	int width, int startx, int starty, bool is_rgba);
+void set_pixel(struct fb_info *info, void *adr, u32 px);
+void set_rgb_pixel(struct fb_info *info, void *adr, u8 r, u8 g, u8 b);
+void set_rgba_pixel(struct fb_info *info, void *adr, u8 r, u8 g, u8 b, u8 a);
+void memset_pixel(struct fb_info *info, void* buf, u32 color, size_t size);
+
+#endif /* __GRAPHIC_UTILS_H__ */
diff --git a/include/gui/image.h b/include/gui/image.h
new file mode 100644
index 0000000000..ea423b2596
--- /dev/null
+++ b/include/gui/image.h
@@ -0,0 +1,20 @@
+/*
+ * Copyright (C) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
+ *
+ * GPL v2
+ */
+
+#ifndef __GUI_IMAGE_H__
+#define __GUI_IMAGE_H__
+
+struct image_renderer;
+
+struct image {
+	void *data;
+	struct image_renderer *ir;
+	int height;
+	int width;
+	int bits_per_pixel;
+};
+
+#endif /* __IMAGE_RENDERER_H__ */
diff --git a/include/gui/image_renderer.h b/include/gui/image_renderer.h
new file mode 100644
index 0000000000..5ee9969442
--- /dev/null
+++ b/include/gui/image_renderer.h
@@ -0,0 +1,78 @@
+/*
+ * Copyright (C) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
+ *
+ * GPL v2
+ */
+
+#ifndef __IMAGE_RENDER_H__
+#define __IMAGE_RENDER_H__
+
+#include <filetype.h>
+#include <linux/list.h>
+#include <errno.h>
+#include <linux/err.h>
+#include <fb.h>
+#include <gui/image.h>
+
+struct image_renderer {
+	enum filetype type;
+	struct image *(*open)(char *data, int size);
+	void (*close)(struct image *img);
+	int (*renderer)(struct fb_info *info, struct image *img, void* fb,
+		int startx, int starty, void* offscreenbuf);
+
+	/*
+	 * do not free the data read from the file
+	 * needed by bmp support
+	 */
+	int keep_file_data;
+
+	struct list_head list;
+};
+
+#ifdef CONFIG_IMAGE_RENDERER
+int image_renderer_register(struct image_renderer *ir);
+void image_render_unregister(struct image_renderer *ir);
+
+int image_renderer_image(struct fb_info *info, struct image *img, void* fb,
+	    int startx, int starty, void* offscreenbuf);
+
+struct image *image_renderer_open(const char* file);
+void image_renderer_close(struct image *img);
+
+#else
+static inline int image_renderer_register(struct image_renderer *ir)
+{
+	return -EINVAL;
+}
+static inline void image_renderer_unregister(struct image_renderer *ir) {}
+
+static inline struct image *image_renderer_open(const char* file)
+{
+	return ERR_PTR(-EINVAL);
+}
+
+static inline void image_renderer_close(struct image *img) {}
+
+int image_renderer_image(struct fb_info *info, struct image *img, void* fb,
+	    int startx, int starty, void* offscreenbuf);
+#endif
+
+static inline int image_renderer_file(struct fb_info *info, const char* file, void* fb,
+		    int startx, int starty, void* offscreenbuf)
+{
+	struct image* img = image_renderer_open(file);
+	int ret;
+
+	if (IS_ERR(img))
+		return PTR_ERR(img);
+
+	ret = image_renderer_image(info, img, fb, startx, starty,
+				offscreenbuf);
+
+	image_renderer_close(img);
+
+	return ret;
+}
+
+#endif /* __IMAGE_RENDERER_H__ */