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update image_container. 

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1254 bbd45198-f89e-11dd-88c7-29a3b14d5316
This commit is contained in:
bernard.xiong@gmail.com 2011-01-22 01:30:42 +00:00
parent d20a26430d
commit bb1518ef1d
9 changed files with 337 additions and 197 deletions
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72
components/rtgui/common/image.c
View File

@ -52,6 +52,30 @@ void rtgui_system_image_init(void)
#endif
}
static struct rtgui_image_engine* rtgui_image_get_engine_by_filename(const char* fn)
{
struct rtgui_list_node *node;
struct rtgui_image_engine *engine;
const char* ext;
ext = fn + rt_strlen(fn);
while (ext != fn)
{
if (*ext == '.') { ext ++; break; }
ext --;
}
if (ext == fn) return RT_NULL; /* no ext */
rtgui_list_foreach(node, &_rtgui_system_image_list)
{
engine = rtgui_list_entry(node, struct rtgui_image_engine, list);
if (strncasecmp(engine->name, ext, strlen(engine->name)) == 0)
return engine;
}
return RT_NULL;
}
static struct rtgui_image_engine* rtgui_image_get_engine(const char* type)
{
struct rtgui_list_node *node;
@ -116,6 +140,54 @@ struct rtgui_image* rtgui_image_create_from_file(const char* type, const char* f
return image;
}
struct rtgui_image* rtgui_image_create(const char* filename, rt_bool_t load)
{
struct rtgui_filerw* filerw;
struct rtgui_image_engine* engine;
struct rtgui_image* image = RT_NULL;
/* create filerw context */
filerw = rtgui_filerw_create_file(filename, "rb");
if (filerw == RT_NULL) return RT_NULL;
/* get image engine */
engine = rtgui_image_get_engine_by_filename(filename);
if (engine == RT_NULL)
{
/* close filerw context */
rtgui_filerw_close(filerw);
return RT_NULL;
}
if (engine->image_check(filerw) == RT_TRUE)
{
image = (struct rtgui_image*) rtgui_malloc(sizeof(struct rtgui_image));
if (image == RT_NULL)
{
/* close filerw context */
rtgui_filerw_close(filerw);
return RT_NULL;
}
image->palette = RT_NULL;
if (engine->image_load(image, filerw, load) != RT_TRUE)
{
/* close filerw context */
rtgui_filerw_close(filerw);
return RT_NULL;
}
/* set image engine */
image->engine = engine;
}
else
{
rtgui_filerw_close(filerw);
}
return image;
}
#endif
struct rtgui_image* rtgui_image_create_from_mem(const char* type, const rt_uint8_t* data, rt_size_t length, rt_bool_t load)

75
components/rtgui/common/image_container.c
View File

@ -352,6 +352,13 @@ rt_bool_t string_equal_func(const void* a, const void* b)
return RT_FALSE;
}
/* hash node for imnage */
struct image_hash_node
{
rt_image_t *image;
char *filename;
};
static rtgui_hash_table_t* image_hash_table;
rt_bool_t load_image = RT_FALSE;
void image_container_system_init(rt_bool_t is_load)
@ -362,15 +369,75 @@ void image_container_system_init(rt_bool_t is_load)
load_image = is_load;
}
rtgui_image_t* image_container_get(const char* filename)
rtgui_image_t* rtgui_image_container_get(const char* filename)
{
/* get image type */
struct image_hash_node* node;
node = hash_table_find(image_hash_table, filename);
if (node == RT_NULL)
{
rtgui_image_t *image;
node = (struct image_hash_node*) rt_malloc (sizeof(struct image_hash_node));
if (node == RT_NULL) return RT_NULL;
/* create a image object */
image = rtgui_image_create(filename, load_image);
if (image == RT_NULL)
{
rt_free(node);
return RT_NULL; /* create image failed */
}
node->image = image;
node->filename = rt_strdup(filename);
hash_table_add(image_hash_table, node->filename, node);
}
else
{
node->image->ref ++; /* increase refcount */
}
return node->image;
}
rtgui_image_t* image_container_get_memref(const rt_uint8_t* memory, const char* type)
rtgui_image_t* rtgui_image_container_get_memref(const rt_uint8_t* memory, const char* type)
{
struct image_hash_node* node;
char filename[32];
/* create filename for image identification */
rt_snprintf(filename, sizeof(filename), "0x%08x_%s", memory, type);
/* search in container */
node = hash_table_find(image_hash_table, filename);
if (node == RT_NULL)
{
node = (struct image_hash_node*) rt_malloc (sizeof(struct image_hash_node));
if (node == RT_NULL) return RT_NULL;
/* create image object */
image = rtgui_image_create_from_mem(memory, type, load_image);
if (image == RT_NULL)
{
rt_free(node);
return RT_NULL; /* create image failed */
}
node->image = image;
node->filename = rt_strdup(image_id);
hash_table_add(image_hash_table, node->filename, node);
}
else node->image->ref ++;
return node->image;
}
void image_container_put(rtgui_image_t* image)
void rtgui_image_container_put(rtgui_image_t* image)
{
image->ref --;
if (image->ref == 0)
{
}
}

151
components/rtgui/include/rtgui/image.h
View File

@ -1,76 +1,77 @@
/*
* File : image.h
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2006 - 2009, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2009-10-16 Bernard first version
*/
#ifndef __RTGUI_IMAGE_H__
#define __RTGUI_IMAGE_H__
#include <rtgui/dc.h>
#include <rtgui/filerw.h>
#include <rtgui/region.h>
struct rtgui_image;
struct rtgui_image_engine
{
const char* name;
struct rtgui_list_node list;
/* image engine function */
rt_bool_t (*image_check)(struct rtgui_filerw* file);
rt_bool_t (*image_load)(struct rtgui_image* image, struct rtgui_filerw* file, rt_bool_t load);
void (*image_unload)(struct rtgui_image* image);
void (*image_blit)(struct rtgui_image* image, struct rtgui_dc* dc, struct rtgui_rect* rect);
};
struct rtgui_image_palette
{
rtgui_color_t* colors;
rt_uint32_t ncolors;
};
typedef struct rtgui_image_palette rtgui_image_palette_t;
struct rtgui_image
{
/* image metrics */
rt_uint16_t w, h;
/* image engine */
const struct rtgui_image_engine* engine;
/* image palette */
rtgui_image_palette_t* palette;
/* image private data */
void* data;
};
typedef struct rtgui_image rtgui_image_t;
/* init rtgui image system */
void rtgui_system_image_init(void);
#if defined(RTGUI_USING_DFS_FILERW) || defined(RTGUI_USING_STDIO_FILERW)
struct rtgui_image* rtgui_image_create_from_file(const char* type, const char* filename, rt_bool_t load);
#endif
struct rtgui_image* rtgui_image_create_from_mem(const char* type, const rt_uint8_t* data, rt_size_t length, rt_bool_t load);
void rtgui_image_destroy(struct rtgui_image* image);
/* register an image engine */
void rtgui_image_register_engine(struct rtgui_image_engine* engine);
/* blit an image on DC */
void rtgui_image_blit(struct rtgui_image* image, struct rtgui_dc* dc, struct rtgui_rect* rect);
/*
* File : image.h
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2006 - 2009, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2009-10-16 Bernard first version
*/
#ifndef __RTGUI_IMAGE_H__
#define __RTGUI_IMAGE_H__
#include <rtgui/dc.h>
#include <rtgui/filerw.h>
#include <rtgui/region.h>
struct rtgui_image;
struct rtgui_image_engine
{
const char* name;
struct rtgui_list_node list;
/* image engine function */
rt_bool_t (*image_check)(struct rtgui_filerw* file);
rt_bool_t (*image_load)(struct rtgui_image* image, struct rtgui_filerw* file, rt_bool_t load);
void (*image_unload)(struct rtgui_image* image);
void (*image_blit)(struct rtgui_image* image, struct rtgui_dc* dc, struct rtgui_rect* rect);
};
struct rtgui_image_palette
{
rtgui_color_t* colors;
rt_uint32_t ncolors;
};
typedef struct rtgui_image_palette rtgui_image_palette_t;
struct rtgui_image
{
/* image metrics */
rt_uint16_t w, h;
/* image engine */
const struct rtgui_image_engine* engine;
/* image palette */
rtgui_image_palette_t* palette;
/* image private data */
void* data;
};
typedef struct rtgui_image rtgui_image_t;
/* init rtgui image system */
void rtgui_system_image_init(void);
#if defined(RTGUI_USING_DFS_FILERW) || defined(RTGUI_USING_STDIO_FILERW)
struct rtgui_image* rtgui_image_create_from_file(const char* type, const char* filename, rt_bool_t load);
struct rtgui_image* rtgui_image_create(const char* filename, rt_bool_t load);
#endif
struct rtgui_image* rtgui_image_create_from_mem(const char* type, const rt_uint8_t* data, rt_size_t length, rt_bool_t load);
void rtgui_image_destroy(struct rtgui_image* image);
/* register an image engine */
void rtgui_image_register_engine(struct rtgui_image_engine* engine);
/* blit an image on DC */
void rtgui_image_blit(struct rtgui_image* image, struct rtgui_dc* dc, struct rtgui_rect* rect);
struct rtgui_image_palette* rtgui_image_palette_create(rt_uint32_t ncolors);
#endif
#endif

38
components/rtgui/include/rtgui/image_bmp.h
View File

@ -1,19 +1,19 @@
/*
* File : image_bmp.h
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2006 - 2009, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2010-08-10 Bernard first version
*/
#ifndef __RTGUI_IMAGE_BMP_H__
#define __RTGUI_IMAGE_BMP_H__
void rtgui_image_bmp_init(void);
#endif
/*
* File : image_bmp.h
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2006 - 2009, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2010-08-10 Bernard first version
*/
#ifndef __RTGUI_IMAGE_BMP_H__
#define __RTGUI_IMAGE_BMP_H__
void rtgui_image_bmp_init(void);
#endif

24
components/rtgui/include/rtgui/image_container.h
View File

@ -1,12 +1,12 @@
#ifndef __RTGUI_IMAGE_CONTAINER_H__
#define __RTGUI_IMAGE_CONTAINER_H__
#include <rtgui/rtgui.h>
#include <rtgui/image.h>
void image_container_system_init(void);
rtgui_image_t* image_container_get(const char* filename);
void image_container_put(rtgui_image_t* image);
#endif
#ifndef __RTGUI_IMAGE_CONTAINER_H__
#define __RTGUI_IMAGE_CONTAINER_H__
#include <rtgui/rtgui.h>
#include <rtgui/image.h>
void image_container_system_init(void);
rtgui_image_t* image_container_get(const char* filename);
void image_container_put(rtgui_image_t* image);
#endif

74
components/rtgui/include/rtgui/image_hdc.h
View File

@ -1,37 +1,37 @@
/*
* File : image_xpm.h
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2006 - 2009, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2009-10-16 Bernard first version
*/
#ifndef __RTGUI_IMAGE_HDC_H__
#define __RTGUI_IMAGE_HDC_H__
#include <rtgui/image.h>
struct rtgui_image_hdcmm
{
struct rtgui_image parent;
/* hdc image information */
rt_uint16_t byte_per_pixel;
rt_uint16_t pitch;
rt_uint8_t *pixels;
};
void rtgui_image_hdc_init(void);
extern const struct rtgui_image_engine rtgui_image_hdcmm_engine;
#define HDC_HEADER_SIZE (5 * 4)
#define RTGUI_IMAGE_HDC_DEF(bpp, w, h, pixels) \
{{w, h, &rtgui_image_hdcmm_engine, RT_NULL}, bpp, (bpp * w), ((rt_uint8_t*)pixels + HDC_HEADER_SIZE)}
#endif
/*
* File : image_xpm.h
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2006 - 2009, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2009-10-16 Bernard first version
*/
#ifndef __RTGUI_IMAGE_HDC_H__
#define __RTGUI_IMAGE_HDC_H__
#include <rtgui/image.h>
struct rtgui_image_hdcmm
{
struct rtgui_image parent;
/* hdc image information */
rt_uint16_t byte_per_pixel;
rt_uint16_t pitch;
rt_uint8_t *pixels;
};
void rtgui_image_hdc_init(void);
extern const struct rtgui_image_engine rtgui_image_hdcmm_engine;
#define HDC_HEADER_SIZE (5 * 4)
#define RTGUI_IMAGE_HDC_DEF(bpp, w, h, pixels) \
{{w, h, &rtgui_image_hdcmm_engine, RT_NULL}, bpp, (bpp * w), ((rt_uint8_t*)pixels + HDC_HEADER_SIZE)}
#endif

16
components/rtgui/include/rtgui/image_jpeg.h
View File

@ -1,8 +1,8 @@
#ifndef __RTGUI_IMAGE_JPEG_H__
#define __RTGUI_IMAGE_JPEG_H__
#include <rtgui/image.h>
void rtgui_image_jpeg_init(void);
#endif
#ifndef __RTGUI_IMAGE_JPEG_H__
#define __RTGUI_IMAGE_JPEG_H__
#include <rtgui/image.h>
void rtgui_image_jpeg_init(void);
#endif

42
components/rtgui/include/rtgui/image_png.h
View File

@ -1,21 +1,21 @@
/*
* File : image_png.h
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2006 - 2009, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2009-10-16 Bernard first version
*/
#ifndef __RTGUI_IMAGE_PNG_H__
#define __RTGUI_IMAGE_PNG_H__
#include <rtgui/image.h>
void rtgui_image_png_init(void);
#endif
/*
* File : image_png.h
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2006 - 2009, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2009-10-16 Bernard first version
*/
#ifndef __RTGUI_IMAGE_PNG_H__
#define __RTGUI_IMAGE_PNG_H__
#include <rtgui/image.h>
void rtgui_image_png_init(void);
#endif

42
components/rtgui/include/rtgui/image_xpm.h
View File

@ -1,21 +1,21 @@
/*
* File : image_xpm.h
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2006 - 2009, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2009-10-16 Bernard first version
*/
#ifndef __RTGUI_IMAGE_XPM_H__
#define __RTGUI_IMAGE_XPM_H__
#include <rtgui/image.h>
void rtgui_image_xpm_init(void);
#endif
/*
* File : image_xpm.h
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2006 - 2009, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2009-10-16 Bernard first version
*/
#ifndef __RTGUI_IMAGE_XPM_H__
#define __RTGUI_IMAGE_XPM_H__
#include <rtgui/image.h>
void rtgui_image_xpm_init(void);
#endif