diff options
Diffstat (limited to 'w3mimg/fb/fb_imlib2.c')
| -rw-r--r-- | w3mimg/fb/fb_imlib2.c | 188 |
1 files changed, 75 insertions, 113 deletions
diff --git a/w3mimg/fb/fb_imlib2.c b/w3mimg/fb/fb_imlib2.c index 3041594..44633a3 100644 --- a/w3mimg/fb/fb_imlib2.c +++ b/w3mimg/fb/fb_imlib2.c @@ -1,162 +1,124 @@ -/* $Id: fb_imlib2.c,v 1.5 2002/07/18 15:14:21 ukai Exp $ */ +/* $Id: fb_imlib2.c,v 1.6 2002/07/22 16:17:32 ukai Exp $ */ /************************************************************************** - fb_imlib2.c 0.2 Copyright (C) 2002, hito + fb_imlib2.c 0.3 Copyright (C) 2002, hito **************************************************************************/ +#include <X11/Xlib.h> +#include <Imlib2.h> #include "fb.h" #include "fb_img.h" -static void set_prm(IMAGE * img); +static void draw(FB_IMAGE * img, Imlib_Image image); +static Imlib_Image resize_image(Imlib_Image image, int width, int height); -IMAGE * -fb_load_image(char *filename, int w, int h) +int +get_image_size(char *filename, int *w, int *h) { Imlib_Image image; - IMAGE *img; if (filename == NULL) - return NULL; - - img = malloc(sizeof(*img)); - if (img == NULL) - return NULL; + return 1; image = imlib_load_image(filename); - if (image == NULL) { - free(img); - return NULL; - } - - imlib_context_set_image(image); - - img->image = image; - set_prm(img); - - fb_resize_image(img, w, h); - - return img; -} - -int -fb_draw_image(IMAGE * img, int x, int y, int sx, int sy, int width, int height) -{ - int i, j, r, g, b, a = 0, offset; - - if (img == NULL) + if (image == NULL) return 1; - for (j = sy; j < sy + height && j < img->height; j++) { - offset = j * img->width; - for (i = sx; i < sx + width && i < img->width; i++) { - a = (img->data[offset + i] >> 24) & 0x000000ff; - r = (img->data[offset + i] >> 16) & 0x000000ff; - g = (img->data[offset + i] >> 8) & 0x000000ff; - b = (img->data[offset + i]) & 0x000000ff; + imlib_context_set_image(image); + *w = imlib_image_get_width(); + *h = imlib_image_get_height(); + imlib_free_image(); - if (a == 0) - fb_pset(i + x - sx, j + y - sy, bg_r, bg_g, bg_b); - else - fb_pset(i + x - sx, j + y - sy, r, g, b); - } - } return 0; } -int -fb_resize_image(IMAGE * img, int width, int height) +FB_IMAGE * +fb_image_load(char *filename, int w, int h) { Imlib_Image image; + FB_IMAGE *img; - if (width < 1 || height < 1 || img == NULL) - return 1; + if (filename == NULL) + return NULL; - if (width == img->width && height == img->height) - return 0; + image = imlib_load_image(filename); + if (image == NULL) + return NULL; - image = - imlib_create_cropped_scaled_image(0, 0, img->width, img->height, width, - height); + image = resize_image(image, w, h); if (image == NULL) - return 1; + return NULL; - imlib_context_set_image(img->image); - imlib_free_image(); + imlib_context_set_image(image); - img->image = image; - set_prm(img); - return 0; -} + w = imlib_image_get_width(); + h = imlib_image_get_height(); -void -fb_free_image(IMAGE * img) -{ - if (img == NULL) - return; + img = fb_image_new(w, h); + + if (img == NULL) { + imlib_free_image(); + return NULL; + } + + draw(img, image); - imlib_context_set_image(img->image); imlib_free_image(); - free(img); + + return img; } -IMAGE * -fb_dup_image(IMAGE * img) +static void +draw(FB_IMAGE * img, Imlib_Image image) { - Imlib_Image image; - IMAGE *new_img; + int i, j, r, g, b, a = 0, offset; + DATA32 *data; if (img == NULL) - return NULL; + return; - new_img = malloc(sizeof(*img)); - if (new_img == NULL) - return NULL; + imlib_context_set_image(image); + data = imlib_image_get_data_for_reading_only(); - imlib_context_set_image(img->image); - image = imlib_clone_image(); + for (j = 0; j < img->height; j++) { + offset = img->width * j; + for (i = 0; i < img->width; i++) { + a = (data[offset + i] >> 24) & 0x000000ff; + r = (data[offset + i] >> 16) & 0x000000ff; + g = (data[offset + i] >> 8) & 0x000000ff; + b = (data[offset + i]) & 0x000000ff; - if (image == NULL) { - free(new_img); - return NULL; + if (a == 0) + fb_image_pset(img, i, j, bg_r, bg_g, bg_b); + else + fb_image_pset(img, i, j, r, g, b); + } } - - new_img->image = image; - set_prm(new_img); - return new_img; + return; } -int -fb_rotate_image(IMAGE * img, int angle) +static Imlib_Image +resize_image(Imlib_Image image, int width, int height) { - int orientation; + Imlib_Image resized_image; + int w, h; - if (img == NULL) - return 1; + if (image == NULL) + return NULL; - imlib_context_set_image(img->image); + imlib_context_set_image(image); + w = imlib_image_get_width(); + h = imlib_image_get_height(); - if (angle == 90) { - orientation = 1; - } - else if (angle == -90) { - orientation = 3; - } - else { - return 1; - } + if (width < 1 || height < 1) + return image; - imlib_image_orientate(orientation); - set_prm(img); - return 0; -} + if (w == width && h == height) + return image; -static void -set_prm(IMAGE * img) -{ - if (img == NULL) - return; + resized_image = + imlib_create_cropped_scaled_image(0, 0, w, h, width, height); + + imlib_free_image(); - imlib_context_set_image(img->image); - img->data = imlib_image_get_data_for_reading_only(); - img->width = imlib_image_get_width(); - img->height = imlib_image_get_height(); + return resized_image; } |